/* * PowerPC emulation for qemu: main translation routines. * * Copyright (c) 2003-2007 Jocelyn Mayer * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include #include #include #include #include #include "cpu.h" #include "exec-all.h" #include "disas.h" /* Include definitions for instructions classes and implementations flags */ //#define DO_SINGLE_STEP //#define PPC_DEBUG_DISAS //#define DEBUG_MEMORY_ACCESSES //#define DO_PPC_STATISTICS //#define OPTIMIZE_FPRF_UPDATE /*****************************************************************************/ /* Code translation helpers */ #if defined(USE_DIRECT_JUMP) #define TBPARAM(x) #else #define TBPARAM(x) (long)(x) #endif enum { #define DEF(s, n, copy_size) INDEX_op_ ## s, #include "opc.h" #undef DEF NB_OPS, }; static uint16_t *gen_opc_ptr; static uint32_t *gen_opparam_ptr; #if defined(OPTIMIZE_FPRF_UPDATE) static uint16_t *gen_fprf_buf[OPC_BUF_SIZE]; static uint16_t **gen_fprf_ptr; #endif #include "gen-op.h" static always_inline void gen_set_T0 (target_ulong val) { #if defined(TARGET_PPC64) if (val >> 32) gen_op_set_T0_64(val >> 32, val); else #endif gen_op_set_T0(val); } static always_inline void gen_set_T1 (target_ulong val) { #if defined(TARGET_PPC64) if (val >> 32) gen_op_set_T1_64(val >> 32, val); else #endif gen_op_set_T1(val); } #define GEN8(func, NAME) \ static GenOpFunc *NAME ## _table [8] = { \ NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \ NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \ }; \ static always_inline void func (int n) \ { \ NAME ## _table[n](); \ } #define GEN16(func, NAME) \ static GenOpFunc *NAME ## _table [16] = { \ NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \ NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \ NAME ## 8, NAME ## 9, NAME ## 10, NAME ## 11, \ NAME ## 12, NAME ## 13, NAME ## 14, NAME ## 15, \ }; \ static always_inline void func (int n) \ { \ NAME ## _table[n](); \ } #define GEN32(func, NAME) \ static GenOpFunc *NAME ## _table [32] = { \ NAME ## 0, NAME ## 1, NAME ## 2, NAME ## 3, \ NAME ## 4, NAME ## 5, NAME ## 6, NAME ## 7, \ NAME ## 8, NAME ## 9, NAME ## 10, NAME ## 11, \ NAME ## 12, NAME ## 13, NAME ## 14, NAME ## 15, \ NAME ## 16, NAME ## 17, NAME ## 18, NAME ## 19, \ NAME ## 20, NAME ## 21, NAME ## 22, NAME ## 23, \ NAME ## 24, NAME ## 25, NAME ## 26, NAME ## 27, \ NAME ## 28, NAME ## 29, NAME ## 30, NAME ## 31, \ }; \ static always_inline void func (int n) \ { \ NAME ## _table[n](); \ } /* Condition register moves */ GEN8(gen_op_load_crf_T0, gen_op_load_crf_T0_crf); GEN8(gen_op_load_crf_T1, gen_op_load_crf_T1_crf); GEN8(gen_op_store_T0_crf, gen_op_store_T0_crf_crf); #if 0 // Unused GEN8(gen_op_store_T1_crf, gen_op_store_T1_crf_crf); #endif /* General purpose registers moves */ GEN32(gen_op_load_gpr_T0, gen_op_load_gpr_T0_gpr); GEN32(gen_op_load_gpr_T1, gen_op_load_gpr_T1_gpr); GEN32(gen_op_load_gpr_T2, gen_op_load_gpr_T2_gpr); GEN32(gen_op_store_T0_gpr, gen_op_store_T0_gpr_gpr); GEN32(gen_op_store_T1_gpr, gen_op_store_T1_gpr_gpr); #if 0 // unused GEN32(gen_op_store_T2_gpr, gen_op_store_T2_gpr_gpr); #endif /* floating point registers moves */ GEN32(gen_op_load_fpr_FT0, gen_op_load_fpr_FT0_fpr); GEN32(gen_op_load_fpr_FT1, gen_op_load_fpr_FT1_fpr); GEN32(gen_op_load_fpr_FT2, gen_op_load_fpr_FT2_fpr); GEN32(gen_op_store_FT0_fpr, gen_op_store_FT0_fpr_fpr); GEN32(gen_op_store_FT1_fpr, gen_op_store_FT1_fpr_fpr); #if 0 // unused GEN32(gen_op_store_FT2_fpr, gen_op_store_FT2_fpr_fpr); #endif /* internal defines */ typedef struct DisasContext { struct TranslationBlock *tb; target_ulong nip; uint32_t opcode; uint32_t exception; /* Routine used to access memory */ int mem_idx; /* Translation flags */ #if !defined(CONFIG_USER_ONLY) int supervisor; #endif #if defined(TARGET_PPC64) int sf_mode; #endif int fpu_enabled; int altivec_enabled; #if defined(TARGET_PPCEMB) int spe_enabled; #endif ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */ int singlestep_enabled; int dcache_line_size; } DisasContext; struct opc_handler_t { /* invalid bits */ uint32_t inval; /* instruction type */ uint64_t type; /* handler */ void (*handler)(DisasContext *ctx); #if defined(DO_PPC_STATISTICS) || defined(PPC_DUMP_CPU) const unsigned char *oname; #endif #if defined(DO_PPC_STATISTICS) uint64_t count; #endif }; static always_inline void gen_set_Rc0 (DisasContext *ctx) { #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_cmpi_64(0); else #endif gen_op_cmpi(0); gen_op_set_Rc0(); } static always_inline void gen_reset_fpstatus (void) { #ifdef CONFIG_SOFTFLOAT gen_op_reset_fpstatus(); #endif } static always_inline void gen_compute_fprf (int set_fprf, int set_rc) { if (set_fprf != 0) { /* This case might be optimized later */ #if defined(OPTIMIZE_FPRF_UPDATE) *gen_fprf_ptr++ = gen_opc_ptr; #endif gen_op_compute_fprf(1); if (unlikely(set_rc)) gen_op_store_T0_crf(1); gen_op_float_check_status(); } else if (unlikely(set_rc)) { /* We always need to compute fpcc */ gen_op_compute_fprf(0); gen_op_store_T0_crf(1); if (set_fprf) gen_op_float_check_status(); } } static always_inline void gen_optimize_fprf (void) { #if defined(OPTIMIZE_FPRF_UPDATE) uint16_t **ptr; for (ptr = gen_fprf_buf; ptr != (gen_fprf_ptr - 1); ptr++) *ptr = INDEX_op_nop1; gen_fprf_ptr = gen_fprf_buf; #endif } static always_inline void gen_update_nip (DisasContext *ctx, target_ulong nip) { #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_update_nip_64(nip >> 32, nip); else #endif gen_op_update_nip(nip); } #define GEN_EXCP(ctx, excp, error) \ do { \ if ((ctx)->exception == POWERPC_EXCP_NONE) { \ gen_update_nip(ctx, (ctx)->nip); \ } \ gen_op_raise_exception_err((excp), (error)); \ ctx->exception = (excp); \ } while (0) #define GEN_EXCP_INVAL(ctx) \ GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \ POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL) #define GEN_EXCP_PRIVOPC(ctx) \ GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \ POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_OPC) #define GEN_EXCP_PRIVREG(ctx) \ GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM, \ POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG) #define GEN_EXCP_NO_FP(ctx) \ GEN_EXCP(ctx, POWERPC_EXCP_FPU, 0) #define GEN_EXCP_NO_AP(ctx) \ GEN_EXCP(ctx, POWERPC_EXCP_APU, 0) #define GEN_EXCP_NO_VR(ctx) \ GEN_EXCP(ctx, POWERPC_EXCP_VPU, 0) /* Stop translation */ static always_inline void GEN_STOP (DisasContext *ctx) { gen_update_nip(ctx, ctx->nip); ctx->exception = POWERPC_EXCP_STOP; } /* No need to update nip here, as execution flow will change */ static always_inline void GEN_SYNC (DisasContext *ctx) { ctx->exception = POWERPC_EXCP_SYNC; } #define GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ static void gen_##name (DisasContext *ctx); \ GEN_OPCODE(name, opc1, opc2, opc3, inval, type); \ static void gen_##name (DisasContext *ctx) #define GEN_HANDLER2(name, onam, opc1, opc2, opc3, inval, type) \ static void gen_##name (DisasContext *ctx); \ GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type); \ static void gen_##name (DisasContext *ctx) typedef struct opcode_t { unsigned char opc1, opc2, opc3; #if HOST_LONG_BITS == 64 /* Explicitely align to 64 bits */ unsigned char pad[5]; #else unsigned char pad[1]; #endif opc_handler_t handler; const unsigned char *oname; } opcode_t; /*****************************************************************************/ /*** Instruction decoding ***/ #define EXTRACT_HELPER(name, shift, nb) \ static always_inline uint32_t name (uint32_t opcode) \ { \ return (opcode >> (shift)) & ((1 << (nb)) - 1); \ } #define EXTRACT_SHELPER(name, shift, nb) \ static always_inline int32_t name (uint32_t opcode) \ { \ return (int16_t)((opcode >> (shift)) & ((1 << (nb)) - 1)); \ } /* Opcode part 1 */ EXTRACT_HELPER(opc1, 26, 6); /* Opcode part 2 */ EXTRACT_HELPER(opc2, 1, 5); /* Opcode part 3 */ EXTRACT_HELPER(opc3, 6, 5); /* Update Cr0 flags */ EXTRACT_HELPER(Rc, 0, 1); /* Destination */ EXTRACT_HELPER(rD, 21, 5); /* Source */ EXTRACT_HELPER(rS, 21, 5); /* First operand */ EXTRACT_HELPER(rA, 16, 5); /* Second operand */ EXTRACT_HELPER(rB, 11, 5); /* Third operand */ EXTRACT_HELPER(rC, 6, 5); /*** Get CRn ***/ EXTRACT_HELPER(crfD, 23, 3); EXTRACT_HELPER(crfS, 18, 3); EXTRACT_HELPER(crbD, 21, 5); EXTRACT_HELPER(crbA, 16, 5); EXTRACT_HELPER(crbB, 11, 5); /* SPR / TBL */ EXTRACT_HELPER(_SPR, 11, 10); static always_inline uint32_t SPR (uint32_t opcode) { uint32_t sprn = _SPR(opcode); return ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); } /*** Get constants ***/ EXTRACT_HELPER(IMM, 12, 8); /* 16 bits signed immediate value */ EXTRACT_SHELPER(SIMM, 0, 16); /* 16 bits unsigned immediate value */ EXTRACT_HELPER(UIMM, 0, 16); /* Bit count */ EXTRACT_HELPER(NB, 11, 5); /* Shift count */ EXTRACT_HELPER(SH, 11, 5); /* Mask start */ EXTRACT_HELPER(MB, 6, 5); /* Mask end */ EXTRACT_HELPER(ME, 1, 5); /* Trap operand */ EXTRACT_HELPER(TO, 21, 5); EXTRACT_HELPER(CRM, 12, 8); EXTRACT_HELPER(FM, 17, 8); EXTRACT_HELPER(SR, 16, 4); EXTRACT_HELPER(FPIMM, 20, 4); /*** Jump target decoding ***/ /* Displacement */ EXTRACT_SHELPER(d, 0, 16); /* Immediate address */ static always_inline target_ulong LI (uint32_t opcode) { return (opcode >> 0) & 0x03FFFFFC; } static always_inline uint32_t BD (uint32_t opcode) { return (opcode >> 0) & 0xFFFC; } EXTRACT_HELPER(BO, 21, 5); EXTRACT_HELPER(BI, 16, 5); /* Absolute/relative address */ EXTRACT_HELPER(AA, 1, 1); /* Link */ EXTRACT_HELPER(LK, 0, 1); /* Create a mask between and bits */ static always_inline target_ulong MASK (uint32_t start, uint32_t end) { target_ulong ret; #if defined(TARGET_PPC64) if (likely(start == 0)) { ret = (uint64_t)(-1ULL) << (63 - end); } else if (likely(end == 63)) { ret = (uint64_t)(-1ULL) >> start; } #else if (likely(start == 0)) { ret = (uint32_t)(-1ULL) << (31 - end); } else if (likely(end == 31)) { ret = (uint32_t)(-1ULL) >> start; } #endif else { ret = (((target_ulong)(-1ULL)) >> (start)) ^ (((target_ulong)(-1ULL) >> (end)) >> 1); if (unlikely(start > end)) return ~ret; } return ret; } /*****************************************************************************/ /* PowerPC Instructions types definitions */ enum { PPC_NONE = 0x0000000000000000ULL, /* PowerPC base instructions set */ PPC_INSNS_BASE = 0x0000000000000001ULL, /* integer operations instructions */ #define PPC_INTEGER PPC_INSNS_BASE /* flow control instructions */ #define PPC_FLOW PPC_INSNS_BASE /* virtual memory instructions */ #define PPC_MEM PPC_INSNS_BASE /* ld/st with reservation instructions */ #define PPC_RES PPC_INSNS_BASE /* cache control instructions */ #define PPC_CACHE PPC_INSNS_BASE /* spr/msr access instructions */ #define PPC_MISC PPC_INSNS_BASE /* Optional floating point instructions */ PPC_FLOAT = 0x0000000000000002ULL, PPC_FLOAT_FSQRT = 0x0000000000000004ULL, PPC_FLOAT_FRES = 0x0000000000000008ULL, PPC_FLOAT_FRSQRTE = 0x0000000000000010ULL, PPC_FLOAT_FSEL = 0x0000000000000020ULL, PPC_FLOAT_STFIWX = 0x0000000000000040ULL, /* external control instructions */ PPC_EXTERN = 0x0000000000000080ULL, /* segment register access instructions */ PPC_SEGMENT = 0x0000000000000100ULL, /* Optional cache control instruction */ PPC_CACHE_DCBA = 0x0000000000000200ULL, /* Optional memory control instructions */ PPC_MEM_TLBIA = 0x0000000000000400ULL, PPC_MEM_TLBIE = 0x0000000000000800ULL, PPC_MEM_TLBSYNC = 0x0000000000001000ULL, /* eieio & sync */ PPC_MEM_SYNC = 0x0000000000002000ULL, /* PowerPC 6xx TLB management instructions */ PPC_6xx_TLB = 0x0000000000004000ULL, /* Altivec support */ PPC_ALTIVEC = 0x0000000000008000ULL, /* Time base mftb instruction */ PPC_MFTB = 0x0000000000010000ULL, /* Embedded PowerPC dedicated instructions */ PPC_EMB_COMMON = 0x0000000000020000ULL, /* PowerPC 40x exception model */ PPC_40x_EXCP = 0x0000000000040000ULL, /* PowerPC 40x TLB management instructions */ PPC_40x_TLB = 0x0000000000080000ULL, /* PowerPC 405 Mac instructions */ PPC_405_MAC = 0x0000000000100000ULL, /* PowerPC 440 specific instructions */ PPC_440_SPEC = 0x0000000000200000ULL, /* Power-to-PowerPC bridge (601) */ PPC_POWER_BR = 0x0000000000400000ULL, /* PowerPC 602 specific */ PPC_602_SPEC = 0x0000000000800000ULL, /* Deprecated instructions */ /* Original POWER instruction set */ PPC_POWER = 0x0000000001000000ULL, /* POWER2 instruction set extension */ PPC_POWER2 = 0x0000000002000000ULL, /* Power RTC support */ PPC_POWER_RTC = 0x0000000004000000ULL, /* 64 bits PowerPC instruction set */ PPC_64B = 0x0000000008000000ULL, /* 64 bits hypervisor extensions */ PPC_64H = 0x0000000010000000ULL, /* segment register access instructions for PowerPC 64 "bridge" */ PPC_SEGMENT_64B = 0x0000000020000000ULL, /* BookE (embedded) PowerPC specification */ PPC_BOOKE = 0x0000000040000000ULL, /* eieio */ PPC_MEM_EIEIO = 0x0000000080000000ULL, /* e500 vector instructions */ PPC_E500_VECTOR = 0x0000000100000000ULL, /* PowerPC 4xx dedicated instructions */ PPC_4xx_COMMON = 0x0000000200000000ULL, /* PowerPC 2.03 specification extensions */ PPC_203 = 0x0000000400000000ULL, /* PowerPC 2.03 SPE extension */ PPC_SPE = 0x0000000800000000ULL, /* PowerPC 2.03 SPE floating-point extension */ PPC_SPEFPU = 0x0000001000000000ULL, /* SLB management */ PPC_SLBI = 0x0000002000000000ULL, /* PowerPC 40x ibct instructions */ PPC_40x_ICBT = 0x0000004000000000ULL, /* PowerPC 74xx TLB management instructions */ PPC_74xx_TLB = 0x0000008000000000ULL, /* More BookE (embedded) instructions... */ PPC_BOOKE_EXT = 0x0000010000000000ULL, /* rfmci is not implemented in all BookE PowerPC */ PPC_RFMCI = 0x0000020000000000ULL, /* user-mode DCR access, implemented in PowerPC 460 */ PPC_DCRUX = 0x0000040000000000ULL, /* New floating-point extensions (PowerPC 2.0x) */ PPC_FLOAT_EXT = 0x0000080000000000ULL, /* New wait instruction (PowerPC 2.0x) */ PPC_WAIT = 0x0000100000000000ULL, /* New 64 bits extensions (PowerPC 2.0x) */ PPC_64BX = 0x0000200000000000ULL, /* dcbz instruction with fixed cache line size */ PPC_CACHE_DCBZ = 0x0000400000000000ULL, /* dcbz instruction with tunable cache line size */ PPC_CACHE_DCBZT = 0x0000800000000000ULL, /* frsqrtes extension */ PPC_FLOAT_FRSQRTES = 0x0001000000000000ULL, }; /*****************************************************************************/ /* PowerPC instructions table */ #if HOST_LONG_BITS == 64 #define OPC_ALIGN 8 #else #define OPC_ALIGN 4 #endif #if defined(__APPLE__) #define OPCODES_SECTION \ __attribute__ ((section("__TEXT,__opcodes"), unused, aligned (OPC_ALIGN) )) #else #define OPCODES_SECTION \ __attribute__ ((section(".opcodes"), unused, aligned (OPC_ALIGN) )) #endif #if defined(DO_PPC_STATISTICS) #define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \ OPCODES_SECTION opcode_t opc_##name = { \ .opc1 = op1, \ .opc2 = op2, \ .opc3 = op3, \ .pad = { 0, }, \ .handler = { \ .inval = invl, \ .type = _typ, \ .handler = &gen_##name, \ .oname = stringify(name), \ }, \ .oname = stringify(name), \ } #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \ OPCODES_SECTION opcode_t opc_##name = { \ .opc1 = op1, \ .opc2 = op2, \ .opc3 = op3, \ .pad = { 0, }, \ .handler = { \ .inval = invl, \ .type = _typ, \ .handler = &gen_##name, \ .oname = onam, \ }, \ .oname = onam, \ } #else #define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \ OPCODES_SECTION opcode_t opc_##name = { \ .opc1 = op1, \ .opc2 = op2, \ .opc3 = op3, \ .pad = { 0, }, \ .handler = { \ .inval = invl, \ .type = _typ, \ .handler = &gen_##name, \ }, \ .oname = stringify(name), \ } #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \ OPCODES_SECTION opcode_t opc_##name = { \ .opc1 = op1, \ .opc2 = op2, \ .opc3 = op3, \ .pad = { 0, }, \ .handler = { \ .inval = invl, \ .type = _typ, \ .handler = &gen_##name, \ }, \ .oname = onam, \ } #endif #define GEN_OPCODE_MARK(name) \ OPCODES_SECTION opcode_t opc_##name = { \ .opc1 = 0xFF, \ .opc2 = 0xFF, \ .opc3 = 0xFF, \ .pad = { 0, }, \ .handler = { \ .inval = 0x00000000, \ .type = 0x00, \ .handler = NULL, \ }, \ .oname = stringify(name), \ } /* Start opcode list */ GEN_OPCODE_MARK(start); /* Invalid instruction */ GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE) { GEN_EXCP_INVAL(ctx); } static opc_handler_t invalid_handler = { .inval = 0xFFFFFFFF, .type = PPC_NONE, .handler = gen_invalid, }; /*** Integer arithmetic ***/ #define __GEN_INT_ARITH2(name, opc1, opc2, opc3, inval, type) \ GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ { \ gen_op_load_gpr_T0(rA(ctx->opcode)); \ gen_op_load_gpr_T1(rB(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_gpr(rD(ctx->opcode)); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx); \ } #define __GEN_INT_ARITH2_O(name, opc1, opc2, opc3, inval, type) \ GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ { \ gen_op_load_gpr_T0(rA(ctx->opcode)); \ gen_op_load_gpr_T1(rB(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_gpr(rD(ctx->opcode)); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx); \ } #define __GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \ GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \ { \ gen_op_load_gpr_T0(rA(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_gpr(rD(ctx->opcode)); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx); \ } #define __GEN_INT_ARITH1_O(name, opc1, opc2, opc3, type) \ GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \ { \ gen_op_load_gpr_T0(rA(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_gpr(rD(ctx->opcode)); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx); \ } /* Two operands arithmetic functions */ #define GEN_INT_ARITH2(name, opc1, opc2, opc3, type) \ __GEN_INT_ARITH2(name, opc1, opc2, opc3, 0x00000000, type) \ __GEN_INT_ARITH2_O(name##o, opc1, opc2, opc3 | 0x10, 0x00000000, type) /* Two operands arithmetic functions with no overflow allowed */ #define GEN_INT_ARITHN(name, opc1, opc2, opc3, type) \ __GEN_INT_ARITH2(name, opc1, opc2, opc3, 0x00000400, type) /* One operand arithmetic functions */ #define GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \ __GEN_INT_ARITH1(name, opc1, opc2, opc3, type) \ __GEN_INT_ARITH1_O(name##o, opc1, opc2, opc3 | 0x10, type) #if defined(TARGET_PPC64) #define __GEN_INT_ARITH2_64(name, opc1, opc2, opc3, inval, type) \ GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ { \ gen_op_load_gpr_T0(rA(ctx->opcode)); \ gen_op_load_gpr_T1(rB(ctx->opcode)); \ if (ctx->sf_mode) \ gen_op_##name##_64(); \ else \ gen_op_##name(); \ gen_op_store_T0_gpr(rD(ctx->opcode)); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx); \ } #define __GEN_INT_ARITH2_O_64(name, opc1, opc2, opc3, inval, type) \ GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \ { \ gen_op_load_gpr_T0(rA(ctx->opcode)); \ gen_op_load_gpr_T1(rB(ctx->opcode)); \ if (ctx->sf_mode) \ gen_op_##name##_64(); \ else \ gen_op_##name(); \ gen_op_store_T0_gpr(rD(ctx->opcode)); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx); \ } #define __GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \ GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \ { \ gen_op_load_gpr_T0(rA(ctx->opcode)); \ if (ctx->sf_mode) \ gen_op_##name##_64(); \ else \ gen_op_##name(); \ gen_op_store_T0_gpr(rD(ctx->opcode)); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx); \ } #define __GEN_INT_ARITH1_O_64(name, opc1, opc2, opc3, type) \ GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, type) \ { \ gen_op_load_gpr_T0(rA(ctx->opcode)); \ if (ctx->sf_mode) \ gen_op_##name##_64(); \ else \ gen_op_##name(); \ gen_op_store_T0_gpr(rD(ctx->opcode)); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx); \ } /* Two operands arithmetic functions */ #define GEN_INT_ARITH2_64(name, opc1, opc2, opc3, type) \ __GEN_INT_ARITH2_64(name, opc1, opc2, opc3, 0x00000000, type) \ __GEN_INT_ARITH2_O_64(name##o, opc1, opc2, opc3 | 0x10, 0x00000000, type) /* Two operands arithmetic functions with no overflow allowed */ #define GEN_INT_ARITHN_64(name, opc1, opc2, opc3, type) \ __GEN_INT_ARITH2_64(name, opc1, opc2, opc3, 0x00000400, type) /* One operand arithmetic functions */ #define GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \ __GEN_INT_ARITH1_64(name, opc1, opc2, opc3, type) \ __GEN_INT_ARITH1_O_64(name##o, opc1, opc2, opc3 | 0x10, type) #else #define GEN_INT_ARITH2_64 GEN_INT_ARITH2 #define GEN_INT_ARITHN_64 GEN_INT_ARITHN #define GEN_INT_ARITH1_64 GEN_INT_ARITH1 #endif /* add add. addo addo. */ static always_inline void gen_op_addo (void) { gen_op_move_T2_T0(); gen_op_add(); gen_op_check_addo(); } #if defined(TARGET_PPC64) #define gen_op_add_64 gen_op_add static always_inline void gen_op_addo_64 (void) { gen_op_move_T2_T0(); gen_op_add(); gen_op_check_addo_64(); } #endif GEN_INT_ARITH2_64 (add, 0x1F, 0x0A, 0x08, PPC_INTEGER); /* addc addc. addco addco. */ static always_inline void gen_op_addc (void) { gen_op_move_T2_T0(); gen_op_add(); gen_op_check_addc(); } static always_inline void gen_op_addco (void) { gen_op_move_T2_T0(); gen_op_add(); gen_op_check_addc(); gen_op_check_addo(); } #if defined(TARGET_PPC64) static always_inline void gen_op_addc_64 (void) { gen_op_move_T2_T0(); gen_op_add(); gen_op_check_addc_64(); } static always_inline void gen_op_addco_64 (void) { gen_op_move_T2_T0(); gen_op_add(); gen_op_check_addc_64(); gen_op_check_addo_64(); } #endif GEN_INT_ARITH2_64 (addc, 0x1F, 0x0A, 0x00, PPC_INTEGER); /* adde adde. addeo addeo. */ static always_inline void gen_op_addeo (void) { gen_op_move_T2_T0(); gen_op_adde(); gen_op_check_addo(); } #if defined(TARGET_PPC64) static always_inline void gen_op_addeo_64 (void) { gen_op_move_T2_T0(); gen_op_adde_64(); gen_op_check_addo_64(); } #endif GEN_INT_ARITH2_64 (adde, 0x1F, 0x0A, 0x04, PPC_INTEGER); /* addme addme. addmeo addmeo. */ static always_inline void gen_op_addme (void) { gen_op_move_T1_T0(); gen_op_add_me(); } #if defined(TARGET_PPC64) static always_inline void gen_op_addme_64 (void) { gen_op_move_T1_T0(); gen_op_add_me_64(); } #endif GEN_INT_ARITH1_64 (addme, 0x1F, 0x0A, 0x07, PPC_INTEGER); /* addze addze. addzeo addzeo. */ static always_inline void gen_op_addze (void) { gen_op_move_T2_T0(); gen_op_add_ze(); gen_op_check_addc(); } static always_inline void gen_op_addzeo (void) { gen_op_move_T2_T0(); gen_op_add_ze(); gen_op_check_addc(); gen_op_check_addo(); } #if defined(TARGET_PPC64) static always_inline void gen_op_addze_64 (void) { gen_op_move_T2_T0(); gen_op_add_ze(); gen_op_check_addc_64(); } static always_inline void gen_op_addzeo_64 (void) { gen_op_move_T2_T0(); gen_op_add_ze(); gen_op_check_addc_64(); gen_op_check_addo_64(); } #endif GEN_INT_ARITH1_64 (addze, 0x1F, 0x0A, 0x06, PPC_INTEGER); /* divw divw. divwo divwo. */ GEN_INT_ARITH2 (divw, 0x1F, 0x0B, 0x0F, PPC_INTEGER); /* divwu divwu. divwuo divwuo. */ GEN_INT_ARITH2 (divwu, 0x1F, 0x0B, 0x0E, PPC_INTEGER); /* mulhw mulhw. */ GEN_INT_ARITHN (mulhw, 0x1F, 0x0B, 0x02, PPC_INTEGER); /* mulhwu mulhwu. */ GEN_INT_ARITHN (mulhwu, 0x1F, 0x0B, 0x00, PPC_INTEGER); /* mullw mullw. mullwo mullwo. */ GEN_INT_ARITH2 (mullw, 0x1F, 0x0B, 0x07, PPC_INTEGER); /* neg neg. nego nego. */ GEN_INT_ARITH1_64 (neg, 0x1F, 0x08, 0x03, PPC_INTEGER); /* subf subf. subfo subfo. */ static always_inline void gen_op_subfo (void) { gen_op_move_T2_T0(); gen_op_subf(); gen_op_check_subfo(); } #if defined(TARGET_PPC64) #define gen_op_subf_64 gen_op_subf static always_inline void gen_op_subfo_64 (void) { gen_op_move_T2_T0(); gen_op_subf(); gen_op_check_subfo_64(); } #endif GEN_INT_ARITH2_64 (subf, 0x1F, 0x08, 0x01, PPC_INTEGER); /* subfc subfc. subfco subfco. */ static always_inline void gen_op_subfc (void) { gen_op_subf(); gen_op_check_subfc(); } static always_inline void gen_op_subfco (void) { gen_op_move_T2_T0(); gen_op_subf(); gen_op_check_subfc(); gen_op_check_subfo(); } #if defined(TARGET_PPC64) static always_inline void gen_op_subfc_64 (void) { gen_op_subf(); gen_op_check_subfc_64(); } static always_inline void gen_op_subfco_64 (void) { gen_op_move_T2_T0(); gen_op_subf(); gen_op_check_subfc_64(); gen_op_check_subfo_64(); } #endif GEN_INT_ARITH2_64 (subfc, 0x1F, 0x08, 0x00, PPC_INTEGER); /* subfe subfe. subfeo subfeo. */ static always_inline void gen_op_subfeo (void) { gen_op_move_T2_T0(); gen_op_subfe(); gen_op_check_subfo(); } #if defined(TARGET_PPC64) #define gen_op_subfe_64 gen_op_subfe static always_inline void gen_op_subfeo_64 (void) { gen_op_move_T2_T0(); gen_op_subfe_64(); gen_op_check_subfo_64(); } #endif GEN_INT_ARITH2_64 (subfe, 0x1F, 0x08, 0x04, PPC_INTEGER); /* subfme subfme. subfmeo subfmeo. */ GEN_INT_ARITH1_64 (subfme, 0x1F, 0x08, 0x07, PPC_INTEGER); /* subfze subfze. subfzeo subfzeo. */ GEN_INT_ARITH1_64 (subfze, 0x1F, 0x08, 0x06, PPC_INTEGER); /* addi */ GEN_HANDLER(addi, 0x0E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_long simm = SIMM(ctx->opcode); if (rA(ctx->opcode) == 0) { /* li case */ gen_set_T0(simm); } else { gen_op_load_gpr_T0(rA(ctx->opcode)); if (likely(simm != 0)) gen_op_addi(simm); } gen_op_store_T0_gpr(rD(ctx->opcode)); } /* addic */ GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_long simm = SIMM(ctx->opcode); gen_op_load_gpr_T0(rA(ctx->opcode)); if (likely(simm != 0)) { gen_op_move_T2_T0(); gen_op_addi(simm); #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_check_addc_64(); else #endif gen_op_check_addc(); } else { gen_op_clear_xer_ca(); } gen_op_store_T0_gpr(rD(ctx->opcode)); } /* addic. */ GEN_HANDLER2(addic_, "addic.", 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_long simm = SIMM(ctx->opcode); gen_op_load_gpr_T0(rA(ctx->opcode)); if (likely(simm != 0)) { gen_op_move_T2_T0(); gen_op_addi(simm); #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_check_addc_64(); else #endif gen_op_check_addc(); } else { gen_op_clear_xer_ca(); } gen_op_store_T0_gpr(rD(ctx->opcode)); gen_set_Rc0(ctx); } /* addis */ GEN_HANDLER(addis, 0x0F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_long simm = SIMM(ctx->opcode); if (rA(ctx->opcode) == 0) { /* lis case */ gen_set_T0(simm << 16); } else { gen_op_load_gpr_T0(rA(ctx->opcode)); if (likely(simm != 0)) gen_op_addi(simm << 16); } gen_op_store_T0_gpr(rD(ctx->opcode)); } /* mulli */ GEN_HANDLER(mulli, 0x07, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_mulli(SIMM(ctx->opcode)); gen_op_store_T0_gpr(rD(ctx->opcode)); } /* subfic */ GEN_HANDLER(subfic, 0x08, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { gen_op_load_gpr_T0(rA(ctx->opcode)); #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_subfic_64(SIMM(ctx->opcode)); else #endif gen_op_subfic(SIMM(ctx->opcode)); gen_op_store_T0_gpr(rD(ctx->opcode)); } #if defined(TARGET_PPC64) /* mulhd mulhd. */ GEN_INT_ARITHN (mulhd, 0x1F, 0x09, 0x02, PPC_64B); /* mulhdu mulhdu. */ GEN_INT_ARITHN (mulhdu, 0x1F, 0x09, 0x00, PPC_64B); /* mulld mulld. mulldo mulldo. */ GEN_INT_ARITH2 (mulld, 0x1F, 0x09, 0x07, PPC_64B); /* divd divd. divdo divdo. */ GEN_INT_ARITH2 (divd, 0x1F, 0x09, 0x0F, PPC_64B); /* divdu divdu. divduo divduo. */ GEN_INT_ARITH2 (divdu, 0x1F, 0x09, 0x0E, PPC_64B); #endif /*** Integer comparison ***/ #if defined(TARGET_PPC64) #define GEN_CMP(name, opc, type) \ GEN_HANDLER(name, 0x1F, 0x00, opc, 0x00400000, type) \ { \ gen_op_load_gpr_T0(rA(ctx->opcode)); \ gen_op_load_gpr_T1(rB(ctx->opcode)); \ if (ctx->sf_mode && (ctx->opcode & 0x00200000)) \ gen_op_##name##_64(); \ else \ gen_op_##name(); \ gen_op_store_T0_crf(crfD(ctx->opcode)); \ } #else #define GEN_CMP(name, opc, type) \ GEN_HANDLER(name, 0x1F, 0x00, opc, 0x00400000, type) \ { \ gen_op_load_gpr_T0(rA(ctx->opcode)); \ gen_op_load_gpr_T1(rB(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_crf(crfD(ctx->opcode)); \ } #endif /* cmp */ GEN_CMP(cmp, 0x00, PPC_INTEGER); /* cmpi */ GEN_HANDLER(cmpi, 0x0B, 0xFF, 0xFF, 0x00400000, PPC_INTEGER) { gen_op_load_gpr_T0(rA(ctx->opcode)); #if defined(TARGET_PPC64) if (ctx->sf_mode && (ctx->opcode & 0x00200000)) gen_op_cmpi_64(SIMM(ctx->opcode)); else #endif gen_op_cmpi(SIMM(ctx->opcode)); gen_op_store_T0_crf(crfD(ctx->opcode)); } /* cmpl */ GEN_CMP(cmpl, 0x01, PPC_INTEGER); /* cmpli */ GEN_HANDLER(cmpli, 0x0A, 0xFF, 0xFF, 0x00400000, PPC_INTEGER) { gen_op_load_gpr_T0(rA(ctx->opcode)); #if defined(TARGET_PPC64) if (ctx->sf_mode && (ctx->opcode & 0x00200000)) gen_op_cmpli_64(UIMM(ctx->opcode)); else #endif gen_op_cmpli(UIMM(ctx->opcode)); gen_op_store_T0_crf(crfD(ctx->opcode)); } /* isel (PowerPC 2.03 specification) */ GEN_HANDLER(isel, 0x1F, 0x0F, 0x00, 0x00000001, PPC_203) { uint32_t bi = rC(ctx->opcode); uint32_t mask; if (rA(ctx->opcode) == 0) { gen_set_T0(0); } else { gen_op_load_gpr_T1(rA(ctx->opcode)); } gen_op_load_gpr_T2(rB(ctx->opcode)); mask = 1 << (3 - (bi & 0x03)); gen_op_load_crf_T0(bi >> 2); gen_op_test_true(mask); gen_op_isel(); gen_op_store_T0_gpr(rD(ctx->opcode)); } /*** Integer logical ***/ #define __GEN_LOGICAL2(name, opc2, opc3, type) \ GEN_HANDLER(name, 0x1F, opc2, opc3, 0x00000000, type) \ { \ gen_op_load_gpr_T0(rS(ctx->opcode)); \ gen_op_load_gpr_T1(rB(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_gpr(rA(ctx->opcode)); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx); \ } #define GEN_LOGICAL2(name, opc, type) \ __GEN_LOGICAL2(name, 0x1C, opc, type) #define GEN_LOGICAL1(name, opc, type) \ GEN_HANDLER(name, 0x1F, 0x1A, opc, 0x00000000, type) \ { \ gen_op_load_gpr_T0(rS(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_gpr(rA(ctx->opcode)); \ if (unlikely(Rc(ctx->opcode) != 0)) \ gen_set_Rc0(ctx); \ } /* and & and. */ GEN_LOGICAL2(and, 0x00, PPC_INTEGER); /* andc & andc. */ GEN_LOGICAL2(andc, 0x01, PPC_INTEGER); /* andi. */ GEN_HANDLER2(andi_, "andi.", 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_andi_T0(UIMM(ctx->opcode)); gen_op_store_T0_gpr(rA(ctx->opcode)); gen_set_Rc0(ctx); } /* andis. */ GEN_HANDLER2(andis_, "andis.", 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_andi_T0(UIMM(ctx->opcode) << 16); gen_op_store_T0_gpr(rA(ctx->opcode)); gen_set_Rc0(ctx); } /* cntlzw */ GEN_LOGICAL1(cntlzw, 0x00, PPC_INTEGER); /* eqv & eqv. */ GEN_LOGICAL2(eqv, 0x08, PPC_INTEGER); /* extsb & extsb. */ GEN_LOGICAL1(extsb, 0x1D, PPC_INTEGER); /* extsh & extsh. */ GEN_LOGICAL1(extsh, 0x1C, PPC_INTEGER); /* nand & nand. */ GEN_LOGICAL2(nand, 0x0E, PPC_INTEGER); /* nor & nor. */ GEN_LOGICAL2(nor, 0x03, PPC_INTEGER); /* or & or. */ GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER) { int rs, ra, rb; rs = rS(ctx->opcode); ra = rA(ctx->opcode); rb = rB(ctx->opcode); /* Optimisation for mr. ri case */ if (rs != ra || rs != rb) { gen_op_load_gpr_T0(rs); if (rs != rb) { gen_op_load_gpr_T1(rb); gen_op_or(); } gen_op_store_T0_gpr(ra); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } else if (unlikely(Rc(ctx->opcode) != 0)) { gen_op_load_gpr_T0(rs); gen_set_Rc0(ctx); #if defined(TARGET_PPC64) } else { switch (rs) { case 1: /* Set process priority to low */ gen_op_store_pri(2); break; case 6: /* Set process priority to medium-low */ gen_op_store_pri(3); break; case 2: /* Set process priority to normal */ gen_op_store_pri(4); break; #if !defined(CONFIG_USER_ONLY) case 31: if (ctx->supervisor > 0) { /* Set process priority to very low */ gen_op_store_pri(1); } break; case 5: if (ctx->supervisor > 0) { /* Set process priority to medium-hight */ gen_op_store_pri(5); } break; case 3: if (ctx->supervisor > 0) { /* Set process priority to high */ gen_op_store_pri(6); } break; #if defined(TARGET_PPC64H) case 7: if (ctx->supervisor > 1) { /* Set process priority to very high */ gen_op_store_pri(7); } break; #endif #endif default: /* nop */ break; } #endif } } /* orc & orc. */ GEN_LOGICAL2(orc, 0x0C, PPC_INTEGER); /* xor & xor. */ GEN_HANDLER(xor, 0x1F, 0x1C, 0x09, 0x00000000, PPC_INTEGER) { gen_op_load_gpr_T0(rS(ctx->opcode)); /* Optimisation for "set to zero" case */ if (rS(ctx->opcode) != rB(ctx->opcode)) { gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_xor(); } else { gen_op_reset_T0(); } gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* ori */ GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_ulong uimm = UIMM(ctx->opcode); if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { /* NOP */ /* XXX: should handle special NOPs for POWER series */ return; } gen_op_load_gpr_T0(rS(ctx->opcode)); if (likely(uimm != 0)) gen_op_ori(uimm); gen_op_store_T0_gpr(rA(ctx->opcode)); } /* oris */ GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_ulong uimm = UIMM(ctx->opcode); if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { /* NOP */ return; } gen_op_load_gpr_T0(rS(ctx->opcode)); if (likely(uimm != 0)) gen_op_ori(uimm << 16); gen_op_store_T0_gpr(rA(ctx->opcode)); } /* xori */ GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_ulong uimm = UIMM(ctx->opcode); if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { /* NOP */ return; } gen_op_load_gpr_T0(rS(ctx->opcode)); if (likely(uimm != 0)) gen_op_xori(uimm); gen_op_store_T0_gpr(rA(ctx->opcode)); } /* xoris */ GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_ulong uimm = UIMM(ctx->opcode); if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { /* NOP */ return; } gen_op_load_gpr_T0(rS(ctx->opcode)); if (likely(uimm != 0)) gen_op_xori(uimm << 16); gen_op_store_T0_gpr(rA(ctx->opcode)); } /* popcntb : PowerPC 2.03 specification */ GEN_HANDLER(popcntb, 0x1F, 0x03, 0x03, 0x0000F801, PPC_203) { gen_op_load_gpr_T0(rS(ctx->opcode)); #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_popcntb_64(); else #endif gen_op_popcntb(); gen_op_store_T0_gpr(rA(ctx->opcode)); } #if defined(TARGET_PPC64) /* extsw & extsw. */ GEN_LOGICAL1(extsw, 0x1E, PPC_64B); /* cntlzd */ GEN_LOGICAL1(cntlzd, 0x01, PPC_64B); #endif /*** Integer rotate ***/ /* rlwimi & rlwimi. */ GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { target_ulong mask; uint32_t mb, me, sh; mb = MB(ctx->opcode); me = ME(ctx->opcode); sh = SH(ctx->opcode); if (likely(sh == 0)) { if (likely(mb == 0 && me == 31)) { gen_op_load_gpr_T0(rS(ctx->opcode)); goto do_store; } else if (likely(mb == 31 && me == 0)) { gen_op_load_gpr_T0(rA(ctx->opcode)); goto do_store; } gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rA(ctx->opcode)); goto do_mask; } gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rA(ctx->opcode)); gen_op_rotli32_T0(SH(ctx->opcode)); do_mask: #if defined(TARGET_PPC64) mb += 32; me += 32; #endif mask = MASK(mb, me); gen_op_andi_T0(mask); gen_op_andi_T1(~mask); gen_op_or(); do_store: gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* rlwinm & rlwinm. */ GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { uint32_t mb, me, sh; sh = SH(ctx->opcode); mb = MB(ctx->opcode); me = ME(ctx->opcode); gen_op_load_gpr_T0(rS(ctx->opcode)); if (likely(sh == 0)) { goto do_mask; } if (likely(mb == 0)) { if (likely(me == 31)) { gen_op_rotli32_T0(sh); goto do_store; } else if (likely(me == (31 - sh))) { gen_op_sli_T0(sh); goto do_store; } } else if (likely(me == 31)) { if (likely(sh == (32 - mb))) { gen_op_srli_T0(mb); goto do_store; } } gen_op_rotli32_T0(sh); do_mask: #if defined(TARGET_PPC64) mb += 32; me += 32; #endif gen_op_andi_T0(MASK(mb, me)); do_store: gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* rlwnm & rlwnm. */ GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { uint32_t mb, me; mb = MB(ctx->opcode); me = ME(ctx->opcode); gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_rotl32_T0_T1(); if (unlikely(mb != 0 || me != 31)) { #if defined(TARGET_PPC64) mb += 32; me += 32; #endif gen_op_andi_T0(MASK(mb, me)); } gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } #if defined(TARGET_PPC64) #define GEN_PPC64_R2(name, opc1, opc2) \ GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \ { \ gen_##name(ctx, 0); \ } \ GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ PPC_64B) \ { \ gen_##name(ctx, 1); \ } #define GEN_PPC64_R4(name, opc1, opc2) \ GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \ { \ gen_##name(ctx, 0, 0); \ } \ GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x01, 0xFF, 0x00000000, \ PPC_64B) \ { \ gen_##name(ctx, 0, 1); \ } \ GEN_HANDLER2(name##2, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \ PPC_64B) \ { \ gen_##name(ctx, 1, 0); \ } \ GEN_HANDLER2(name##3, stringify(name), opc1, opc2 | 0x11, 0xFF, 0x00000000, \ PPC_64B) \ { \ gen_##name(ctx, 1, 1); \ } static always_inline void gen_andi_T0_64 (DisasContext *ctx, uint64_t mask) { if (mask >> 32) gen_op_andi_T0_64(mask >> 32, mask & 0xFFFFFFFF); else gen_op_andi_T0(mask); } static always_inline void gen_andi_T1_64 (DisasContext *ctx, uint64_t mask) { if (mask >> 32) gen_op_andi_T1_64(mask >> 32, mask & 0xFFFFFFFF); else gen_op_andi_T1(mask); } static always_inline void gen_rldinm (DisasContext *ctx, uint32_t mb, uint32_t me, uint32_t sh) { gen_op_load_gpr_T0(rS(ctx->opcode)); if (likely(sh == 0)) { goto do_mask; } if (likely(mb == 0)) { if (likely(me == 63)) { gen_op_rotli64_T0(sh); goto do_store; } else if (likely(me == (63 - sh))) { gen_op_sli_T0(sh); goto do_store; } } else if (likely(me == 63)) { if (likely(sh == (64 - mb))) { gen_op_srli_T0_64(mb); goto do_store; } } gen_op_rotli64_T0(sh); do_mask: gen_andi_T0_64(ctx, MASK(mb, me)); do_store: gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* rldicl - rldicl. */ static always_inline void gen_rldicl (DisasContext *ctx, int mbn, int shn) { uint32_t sh, mb; sh = SH(ctx->opcode) | (shn << 5); mb = MB(ctx->opcode) | (mbn << 5); gen_rldinm(ctx, mb, 63, sh); } GEN_PPC64_R4(rldicl, 0x1E, 0x00); /* rldicr - rldicr. */ static always_inline void gen_rldicr (DisasContext *ctx, int men, int shn) { uint32_t sh, me; sh = SH(ctx->opcode) | (shn << 5); me = MB(ctx->opcode) | (men << 5); gen_rldinm(ctx, 0, me, sh); } GEN_PPC64_R4(rldicr, 0x1E, 0x02); /* rldic - rldic. */ static always_inline void gen_rldic (DisasContext *ctx, int mbn, int shn) { uint32_t sh, mb; sh = SH(ctx->opcode) | (shn << 5); mb = MB(ctx->opcode) | (mbn << 5); gen_rldinm(ctx, mb, 63 - sh, sh); } GEN_PPC64_R4(rldic, 0x1E, 0x04); static always_inline void gen_rldnm (DisasContext *ctx, uint32_t mb, uint32_t me) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_rotl64_T0_T1(); if (unlikely(mb != 0 || me != 63)) { gen_andi_T0_64(ctx, MASK(mb, me)); } gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* rldcl - rldcl. */ static always_inline void gen_rldcl (DisasContext *ctx, int mbn) { uint32_t mb; mb = MB(ctx->opcode) | (mbn << 5); gen_rldnm(ctx, mb, 63); } GEN_PPC64_R2(rldcl, 0x1E, 0x08); /* rldcr - rldcr. */ static always_inline void gen_rldcr (DisasContext *ctx, int men) { uint32_t me; me = MB(ctx->opcode) | (men << 5); gen_rldnm(ctx, 0, me); } GEN_PPC64_R2(rldcr, 0x1E, 0x09); /* rldimi - rldimi. */ static always_inline void gen_rldimi (DisasContext *ctx, int mbn, int shn) { uint64_t mask; uint32_t sh, mb; sh = SH(ctx->opcode) | (shn << 5); mb = MB(ctx->opcode) | (mbn << 5); if (likely(sh == 0)) { if (likely(mb == 0)) { gen_op_load_gpr_T0(rS(ctx->opcode)); goto do_store; } else if (likely(mb == 63)) { gen_op_load_gpr_T0(rA(ctx->opcode)); goto do_store; } gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rA(ctx->opcode)); goto do_mask; } gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rA(ctx->opcode)); gen_op_rotli64_T0(sh); do_mask: mask = MASK(mb, 63 - sh); gen_andi_T0_64(ctx, mask); gen_andi_T1_64(ctx, ~mask); gen_op_or(); do_store: gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } GEN_PPC64_R4(rldimi, 0x1E, 0x06); #endif /*** Integer shift ***/ /* slw & slw. */ __GEN_LOGICAL2(slw, 0x18, 0x00, PPC_INTEGER); /* sraw & sraw. */ __GEN_LOGICAL2(sraw, 0x18, 0x18, PPC_INTEGER); /* srawi & srawi. */ GEN_HANDLER(srawi, 0x1F, 0x18, 0x19, 0x00000000, PPC_INTEGER) { int mb, me; gen_op_load_gpr_T0(rS(ctx->opcode)); if (SH(ctx->opcode) != 0) { gen_op_move_T1_T0(); mb = 32 - SH(ctx->opcode); me = 31; #if defined(TARGET_PPC64) mb += 32; me += 32; #endif gen_op_srawi(SH(ctx->opcode), MASK(mb, me)); } gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* srw & srw. */ __GEN_LOGICAL2(srw, 0x18, 0x10, PPC_INTEGER); #if defined(TARGET_PPC64) /* sld & sld. */ __GEN_LOGICAL2(sld, 0x1B, 0x00, PPC_64B); /* srad & srad. */ __GEN_LOGICAL2(srad, 0x1A, 0x18, PPC_64B); /* sradi & sradi. */ static always_inline void gen_sradi (DisasContext *ctx, int n) { uint64_t mask; int sh, mb, me; gen_op_load_gpr_T0(rS(ctx->opcode)); sh = SH(ctx->opcode) + (n << 5); if (sh != 0) { gen_op_move_T1_T0(); mb = 64 - SH(ctx->opcode); me = 63; mask = MASK(mb, me); gen_op_sradi(sh, mask >> 32, mask); } gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } GEN_HANDLER2(sradi0, "sradi", 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B) { gen_sradi(ctx, 0); } GEN_HANDLER2(sradi1, "sradi", 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B) { gen_sradi(ctx, 1); } /* srd & srd. */ __GEN_LOGICAL2(srd, 0x1B, 0x10, PPC_64B); #endif /*** Floating-Point arithmetic ***/ #define _GEN_FLOAT_ACB(name, op, op1, op2, isfloat, set_fprf, type) \ GEN_HANDLER(f##name, op1, op2, 0xFF, 0x00000000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_op_load_fpr_FT0(rA(ctx->opcode)); \ gen_op_load_fpr_FT1(rC(ctx->opcode)); \ gen_op_load_fpr_FT2(rB(ctx->opcode)); \ gen_reset_fpstatus(); \ gen_op_f##op(); \ if (isfloat) { \ gen_op_frsp(); \ } \ gen_op_store_FT0_fpr(rD(ctx->opcode)); \ gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \ } #define GEN_FLOAT_ACB(name, op2, set_fprf, type) \ _GEN_FLOAT_ACB(name, name, 0x3F, op2, 0, set_fprf, type); \ _GEN_FLOAT_ACB(name##s, name, 0x3B, op2, 1, set_fprf, type); #define _GEN_FLOAT_AB(name, op, op1, op2, inval, isfloat, set_fprf, type) \ GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_op_load_fpr_FT0(rA(ctx->opcode)); \ gen_op_load_fpr_FT1(rB(ctx->opcode)); \ gen_reset_fpstatus(); \ gen_op_f##op(); \ if (isfloat) { \ gen_op_frsp(); \ } \ gen_op_store_FT0_fpr(rD(ctx->opcode)); \ gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \ } #define GEN_FLOAT_AB(name, op2, inval, set_fprf, type) \ _GEN_FLOAT_AB(name, name, 0x3F, op2, inval, 0, set_fprf, type); \ _GEN_FLOAT_AB(name##s, name, 0x3B, op2, inval, 1, set_fprf, type); #define _GEN_FLOAT_AC(name, op, op1, op2, inval, isfloat, set_fprf, type) \ GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_op_load_fpr_FT0(rA(ctx->opcode)); \ gen_op_load_fpr_FT1(rC(ctx->opcode)); \ gen_reset_fpstatus(); \ gen_op_f##op(); \ if (isfloat) { \ gen_op_frsp(); \ } \ gen_op_store_FT0_fpr(rD(ctx->opcode)); \ gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \ } #define GEN_FLOAT_AC(name, op2, inval, set_fprf, type) \ _GEN_FLOAT_AC(name, name, 0x3F, op2, inval, 0, set_fprf, type); \ _GEN_FLOAT_AC(name##s, name, 0x3B, op2, inval, 1, set_fprf, type); #define GEN_FLOAT_B(name, op2, op3, set_fprf, type) \ GEN_HANDLER(f##name, 0x3F, op2, op3, 0x001F0000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_op_load_fpr_FT0(rB(ctx->opcode)); \ gen_reset_fpstatus(); \ gen_op_f##name(); \ gen_op_store_FT0_fpr(rD(ctx->opcode)); \ gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \ } #define GEN_FLOAT_BS(name, op1, op2, set_fprf, type) \ GEN_HANDLER(f##name, op1, op2, 0xFF, 0x001F07C0, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_op_load_fpr_FT0(rB(ctx->opcode)); \ gen_reset_fpstatus(); \ gen_op_f##name(); \ gen_op_store_FT0_fpr(rD(ctx->opcode)); \ gen_compute_fprf(set_fprf, Rc(ctx->opcode) != 0); \ } /* fadd - fadds */ GEN_FLOAT_AB(add, 0x15, 0x000007C0, 1, PPC_FLOAT); /* fdiv - fdivs */ GEN_FLOAT_AB(div, 0x12, 0x000007C0, 1, PPC_FLOAT); /* fmul - fmuls */ GEN_FLOAT_AC(mul, 0x19, 0x0000F800, 1, PPC_FLOAT); /* fre */ GEN_FLOAT_BS(re, 0x3F, 0x18, 1, PPC_FLOAT_EXT); /* fres */ GEN_FLOAT_BS(res, 0x3B, 0x18, 1, PPC_FLOAT_FRES); /* frsqrte */ GEN_FLOAT_BS(rsqrte, 0x3F, 0x1A, 1, PPC_FLOAT_FRSQRTE); /* frsqrtes */ static always_inline void gen_op_frsqrtes (void) { gen_op_frsqrte(); gen_op_frsp(); } GEN_FLOAT_BS(rsqrtes, 0x3F, 0x1A, 1, PPC_FLOAT_FRSQRTES); /* fsel */ _GEN_FLOAT_ACB(sel, sel, 0x3F, 0x17, 0, 0, PPC_FLOAT_FSEL); /* fsub - fsubs */ GEN_FLOAT_AB(sub, 0x14, 0x000007C0, 1, PPC_FLOAT); /* Optional: */ /* fsqrt */ GEN_HANDLER(fsqrt, 0x3F, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_op_load_fpr_FT0(rB(ctx->opcode)); gen_reset_fpstatus(); gen_op_fsqrt(); gen_op_store_FT0_fpr(rD(ctx->opcode)); gen_compute_fprf(1, Rc(ctx->opcode) != 0); } GEN_HANDLER(fsqrts, 0x3B, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_op_load_fpr_FT0(rB(ctx->opcode)); gen_reset_fpstatus(); gen_op_fsqrt(); gen_op_frsp(); gen_op_store_FT0_fpr(rD(ctx->opcode)); gen_compute_fprf(1, Rc(ctx->opcode) != 0); } /*** Floating-Point multiply-and-add ***/ /* fmadd - fmadds */ GEN_FLOAT_ACB(madd, 0x1D, 1, PPC_FLOAT); /* fmsub - fmsubs */ GEN_FLOAT_ACB(msub, 0x1C, 1, PPC_FLOAT); /* fnmadd - fnmadds */ GEN_FLOAT_ACB(nmadd, 0x1F, 1, PPC_FLOAT); /* fnmsub - fnmsubs */ GEN_FLOAT_ACB(nmsub, 0x1E, 1, PPC_FLOAT); /*** Floating-Point round & convert ***/ /* fctiw */ GEN_FLOAT_B(ctiw, 0x0E, 0x00, 0, PPC_FLOAT); /* fctiwz */ GEN_FLOAT_B(ctiwz, 0x0F, 0x00, 0, PPC_FLOAT); /* frsp */ GEN_FLOAT_B(rsp, 0x0C, 0x00, 1, PPC_FLOAT); #if defined(TARGET_PPC64) /* fcfid */ GEN_FLOAT_B(cfid, 0x0E, 0x1A, 1, PPC_64B); /* fctid */ GEN_FLOAT_B(ctid, 0x0E, 0x19, 0, PPC_64B); /* fctidz */ GEN_FLOAT_B(ctidz, 0x0F, 0x19, 0, PPC_64B); #endif /* frin */ GEN_FLOAT_B(rin, 0x08, 0x0C, 1, PPC_FLOAT_EXT); /* friz */ GEN_FLOAT_B(riz, 0x08, 0x0D, 1, PPC_FLOAT_EXT); /* frip */ GEN_FLOAT_B(rip, 0x08, 0x0E, 1, PPC_FLOAT_EXT); /* frim */ GEN_FLOAT_B(rim, 0x08, 0x0F, 1, PPC_FLOAT_EXT); /*** Floating-Point compare ***/ /* fcmpo */ GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_op_load_fpr_FT0(rA(ctx->opcode)); gen_op_load_fpr_FT1(rB(ctx->opcode)); gen_reset_fpstatus(); gen_op_fcmpo(); gen_op_store_T0_crf(crfD(ctx->opcode)); gen_op_float_check_status(); } /* fcmpu */ GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_op_load_fpr_FT0(rA(ctx->opcode)); gen_op_load_fpr_FT1(rB(ctx->opcode)); gen_reset_fpstatus(); gen_op_fcmpu(); gen_op_store_T0_crf(crfD(ctx->opcode)); gen_op_float_check_status(); } /*** Floating-point move ***/ /* fabs */ /* XXX: beware that fabs never checks for NaNs nor update FPSCR */ GEN_FLOAT_B(abs, 0x08, 0x08, 0, PPC_FLOAT); /* fmr - fmr. */ /* XXX: beware that fmr never checks for NaNs nor update FPSCR */ GEN_HANDLER(fmr, 0x3F, 0x08, 0x02, 0x001F0000, PPC_FLOAT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_op_load_fpr_FT0(rB(ctx->opcode)); gen_op_store_FT0_fpr(rD(ctx->opcode)); gen_compute_fprf(0, Rc(ctx->opcode) != 0); } /* fnabs */ /* XXX: beware that fnabs never checks for NaNs nor update FPSCR */ GEN_FLOAT_B(nabs, 0x08, 0x04, 0, PPC_FLOAT); /* fneg */ /* XXX: beware that fneg never checks for NaNs nor update FPSCR */ GEN_FLOAT_B(neg, 0x08, 0x01, 0, PPC_FLOAT); /*** Floating-Point status & ctrl register ***/ /* mcrfs */ GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT) { int bfa; if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_optimize_fprf(); bfa = 4 * (7 - crfS(ctx->opcode)); gen_op_load_fpscr_T0(bfa); gen_op_store_T0_crf(crfD(ctx->opcode)); gen_op_fpscr_resetbit(~(0xF << bfa)); } /* mffs */ GEN_HANDLER(mffs, 0x3F, 0x07, 0x12, 0x001FF800, PPC_FLOAT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_optimize_fprf(); gen_reset_fpstatus(); gen_op_load_fpscr_FT0(); gen_op_store_FT0_fpr(rD(ctx->opcode)); gen_compute_fprf(0, Rc(ctx->opcode) != 0); } /* mtfsb0 */ GEN_HANDLER(mtfsb0, 0x3F, 0x06, 0x02, 0x001FF800, PPC_FLOAT) { uint8_t crb; if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } crb = 32 - (crbD(ctx->opcode) >> 2); gen_optimize_fprf(); gen_reset_fpstatus(); if (likely(crb != 30 && crb != 29)) gen_op_fpscr_resetbit(~(1 << crb)); if (unlikely(Rc(ctx->opcode) != 0)) { gen_op_load_fpcc(); gen_op_set_Rc0(); } } /* mtfsb1 */ GEN_HANDLER(mtfsb1, 0x3F, 0x06, 0x01, 0x001FF800, PPC_FLOAT) { uint8_t crb; if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } crb = 32 - (crbD(ctx->opcode) >> 2); gen_optimize_fprf(); gen_reset_fpstatus(); /* XXX: we pretend we can only do IEEE floating-point computations */ if (likely(crb != FPSCR_FEX && crb != FPSCR_VX && crb != FPSCR_NI)) gen_op_fpscr_setbit(crb); if (unlikely(Rc(ctx->opcode) != 0)) { gen_op_load_fpcc(); gen_op_set_Rc0(); } /* We can raise a differed exception */ gen_op_float_check_status(); } /* mtfsf */ GEN_HANDLER(mtfsf, 0x3F, 0x07, 0x16, 0x02010000, PPC_FLOAT) { if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } gen_optimize_fprf(); gen_op_load_fpr_FT0(rB(ctx->opcode)); gen_reset_fpstatus(); gen_op_store_fpscr(FM(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) { gen_op_load_fpcc(); gen_op_set_Rc0(); } /* We can raise a differed exception */ gen_op_float_check_status(); } /* mtfsfi */ GEN_HANDLER(mtfsfi, 0x3F, 0x06, 0x04, 0x006f0800, PPC_FLOAT) { int bf, sh; if (unlikely(!ctx->fpu_enabled)) { GEN_EXCP_NO_FP(ctx); return; } bf = crbD(ctx->opcode) >> 2; sh = 7 - bf; gen_optimize_fprf(); gen_op_set_FT0(FPIMM(ctx->opcode) << (4 * sh)); gen_reset_fpstatus(); gen_op_store_fpscr(1 << sh); if (unlikely(Rc(ctx->opcode) != 0)) { gen_op_load_fpcc(); gen_op_set_Rc0(); } /* We can raise a differed exception */ gen_op_float_check_status(); } /*** Addressing modes ***/ /* Register indirect with immediate index : EA = (rA|0) + SIMM */ static always_inline void gen_addr_imm_index (DisasContext *ctx, target_long maskl) { target_long simm = SIMM(ctx->opcode); simm &= ~maskl; if (rA(ctx->opcode) == 0) { gen_set_T0(simm); } else { gen_op_load_gpr_T0(rA(ctx->opcode)); if (likely(simm != 0)) gen_op_addi(simm); } #ifdef DEBUG_MEMORY_ACCESSES gen_op_print_mem_EA(); #endif } static always_inline void gen_addr_reg_index (DisasContext *ctx) { if (rA(ctx->opcode) == 0) { gen_op_load_gpr_T0(rB(ctx->opcode)); } else { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_add(); } #ifdef DEBUG_MEMORY_ACCESSES gen_op_print_mem_EA(); #endif } static always_inline void gen_addr_register (DisasContext *ctx) { if (rA(ctx->opcode) == 0) { gen_op_reset_T0(); } else { gen_op_load_gpr_T0(rA(ctx->opcode)); } #ifdef DEBUG_MEMORY_ACCESSES gen_op_print_mem_EA(); #endif } /*** Integer load ***/ #define op_ldst(name) (*gen_op_##name[ctx->mem_idx])() #if defined(CONFIG_USER_ONLY) #if defined(TARGET_PPC64) /* User mode only - 64 bits */ #define OP_LD_TABLE(width) \ static GenOpFunc *gen_op_l##width[] = { \ &gen_op_l##width##_raw, \ &gen_op_l##width##_le_raw, \ &gen_op_l##width##_64_raw, \ &gen_op_l##width##_le_64_raw, \ }; #define OP_ST_TABLE(width) \ static GenOpFunc *gen_op_st##width[] = { \ &gen_op_st##width##_raw, \ &gen_op_st##width##_le_raw, \ &gen_op_st##width##_64_raw, \ &gen_op_st##width##_le_64_raw, \ }; /* Byte access routine are endian safe */ #define gen_op_stb_le_64_raw gen_op_stb_64_raw #define gen_op_lbz_le_64_raw gen_op_lbz_64_raw #else /* User mode only - 32 bits */ #define OP_LD_TABLE(width) \ static GenOpFunc *gen_op_l##width[] = { \ &gen_op_l##width##_raw, \ &gen_op_l##width##_le_raw, \ }; #define OP_ST_TABLE(width) \ static GenOpFunc *gen_op_st##width[] = { \ &gen_op_st##width##_raw, \ &gen_op_st##width##_le_raw, \ }; #endif /* Byte access routine are endian safe */ #define gen_op_stb_le_raw gen_op_stb_raw #define gen_op_lbz_le_raw gen_op_lbz_raw #else #if defined(TARGET_PPC64) #if defined(TARGET_PPC64H) /* Full system - 64 bits with hypervisor mode */ #define OP_LD_TABLE(width) \ static GenOpFunc *gen_op_l##width[] = { \ &gen_op_l##width##_user, \ &gen_op_l##width##_le_user, \ &gen_op_l##width##_64_user, \ &gen_op_l##width##_le_64_user, \ &gen_op_l##width##_kernel, \ &gen_op_l##width##_le_kernel, \ &gen_op_l##width##_64_kernel, \ &gen_op_l##width##_le_64_kernel, \ &gen_op_l##width##_hypv, \ &gen_op_l##width##_le_hypv, \ &gen_op_l##width##_64_hypv, \ &gen_op_l##width##_le_64_hypv, \ }; #define OP_ST_TABLE(width) \ static GenOpFunc *gen_op_st##width[] = { \ &gen_op_st##width##_user, \ &gen_op_st##width##_le_user, \ &gen_op_st##width##_64_user, \ &gen_op_st##width##_le_64_user, \ &gen_op_st##width##_kernel, \ &gen_op_st##width##_le_kernel, \ &gen_op_st##width##_64_kernel, \ &gen_op_st##width##_le_64_kernel, \ &gen_op_st##width##_hypv, \ &gen_op_st##width##_le_hypv, \ &gen_op_st##width##_64_hypv, \ &gen_op_st##width##_le_64_hypv, \ }; /* Byte access routine are endian safe */ #define gen_op_stb_le_hypv gen_op_stb_64_hypv #define gen_op_lbz_le_hypv gen_op_lbz_64_hypv #define gen_op_stb_le_64_hypv gen_op_stb_64_hypv #define gen_op_lbz_le_64_hypv gen_op_lbz_64_hypv #else /* Full system - 64 bits */ #define OP_LD_TABLE(width) \ static GenOpFunc *gen_op_l##width[] = { \ &gen_op_l##width##_user, \ &gen_op_l##width##_le_user, \ &gen_op_l##width##_64_user, \ &gen_op_l##width##_le_64_user, \ &gen_op_l##width##_kernel, \ &gen_op_l##width##_le_kernel, \ &gen_op_l##width##_64_kernel, \ &gen_op_l##width##_le_64_kernel, \ }; #define OP_ST_TABLE(width) \ static GenOpFunc *gen_op_st##width[] = { \ &gen_op_st##width##_user, \ &gen_op_st##width##_le_user, \ &gen_op_st##width##_64_user, \ &gen_op_st##width##_le_64_user, \ &gen_op_st##width##_kernel, \ &gen_op_st##width##_le_kernel, \ &gen_op_st##width##_64_kernel, \ &gen_op_st##width##_le_64_kernel, \ }; #endif /* Byte access routine are endian safe */ #define gen_op_stb_le_64_user gen_op_stb_64_user #define gen_op_lbz_le_64_user gen_op_lbz_64_user #define gen_op_stb_le_64_kernel gen_op_stb_64_kernel #define gen_op_lbz_le_64_kernel gen_op_lbz_64_kernel #else /* Full system - 32 bits */ #define OP_LD_TABLE(width) \ static GenOpFunc *gen_op_l##width[] = { \ &gen_op_l##width##_user, \ &gen_op_l##width##_le_user, \ &gen_op_l##width##_kernel, \ &gen_op_l##width##_le_kernel, \ }; #define OP_ST_TABLE(width) \ static GenOpFunc *gen_op_st##width[] = { \ &gen_op_st##width##_user, \ &gen_op_st##width##_le_user, \ &gen_op_st##width##_kernel, \ &gen_op_st##width##_le_kernel, \ }; #endif /* Byte access routine are endian safe */ #define gen_op_stb_le_user gen_op_stb_user #define gen_op_lbz_le_user gen_op_lbz_user #define gen_op_stb_le_kernel gen_op_stb_kernel #define gen_op_lbz_le_kernel gen_op_lbz_kernel #endif #define GEN_LD(width, opc, type) \ GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ gen_addr_imm_index(ctx, 0); \ op_ldst(l##width); \ gen_op_store_T1_gpr(rD(ctx->opcode)); \ } #define GEN_LDU(width, opc, type) \ GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ if (unlikely(rA(ctx->opcode) == 0 || \ rA(ctx->opcode) == rD(ctx->opcode))) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ if (type == PPC_64B) \ gen_addr_imm_index(ctx, 0x03); \ else \ gen_addr_imm_index(ctx, 0); \ op_ldst(l##width); \ gen_op_store_T1_gpr(rD(ctx->opcode)); \ gen_op_store_T0_gpr(rA(ctx->opcode)); \ } #define GEN_LDUX(width, opc2, opc3, type) \ GEN_HANDLER(l##width##ux, 0x1F, opc2, opc3, 0x00000001, type) \ { \ if (unlikely(rA(ctx->opcode) == 0 || \ rA(ctx->opcode) == rD(ctx->opcode))) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ gen_addr_reg_index(ctx); \ op_ldst(l##width); \ gen_op_store_T1_gpr(rD(ctx->opcode)); \ gen_op_store_T0_gpr(rA(ctx->opcode)); \ } #define GEN_LDX(width, opc2, opc3, type) \ GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ { \ gen_addr_reg_index(ctx); \ op_ldst(l##width); \ gen_op_store_T1_gpr(rD(ctx->opcode)); \ } #define GEN_LDS(width, op, type) \ OP_LD_TABLE(width); \ GEN_LD(width, op | 0x20, type); \ GEN_LDU(width, op | 0x21, type); \ GEN_LDUX(width, 0x17, op | 0x01, type); \ GEN_LDX(width, 0x17, op | 0x00, type) /* lbz lbzu lbzux lbzx */ GEN_LDS(bz, 0x02, PPC_INTEGER); /* lha lhau lhaux lhax */ GEN_LDS(ha, 0x0A, PPC_INTEGER); /* lhz lhzu lhzux lhzx */ GEN_LDS(hz, 0x08, PPC_INTEGER); /* lwz lwzu lwzux lwzx */ GEN_LDS(wz, 0x00, PPC_INTEGER); #if defined(TARGET_PPC64) OP_LD_TABLE(wa); OP_LD_TABLE(d); /* lwaux */ GEN_LDUX(wa, 0x15, 0x0B, PPC_64B); /* lwax */ GEN_LDX(wa, 0x15, 0x0A, PPC_64B); /* ldux */ GEN_LDUX(d, 0x15, 0x01, PPC_64B); /* ldx */ GEN_LDX(d, 0x15, 0x00, PPC_64B); GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B) { if (Rc(ctx->opcode)) { if (unlikely(rA(ctx->opcode) == 0 || rA(ctx->opcode) == rD(ctx->opcode))) { GEN_EXCP_INVAL(ctx); return; } } gen_addr_imm_index(ctx, 0x03); if (ctx->opcode & 0x02) { /* lwa (lwau is undefined) */ op_ldst(lwa); } else { /* ld - ldu */ op_ldst(ld); } gen_op_store_T1_gpr(rD(ctx->opcode)); if (Rc(ctx->opcode)) gen_op_store_T0_gpr(rA(ctx->opcode)); } /* lq */ GEN_HANDLER(lq, 0x38, 0xFF, 0xFF, 0x00000000, PPC_64BX) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else int ra, rd; /* Restore CPU state */ if (unlikely(ctx->supervisor == 0)) { GEN_EXCP_PRIVOPC(ctx); return; } ra = rA(ctx->opcode); rd = rD(ctx->opcode); if (unlikely((rd & 1) || rd == ra)) { GEN_EXCP_INVAL(ctx); return; } if (unlikely(ctx->mem_idx & 1)) { /* Little-endian mode is not handled */ GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE); return; } gen_addr_imm_index(ctx, 0x0F); op_ldst(ld); gen_op_store_T1_gpr(rd); gen_op_addi(8); op_ldst(ld); gen_op_store_T1_gpr(rd + 1); #endif } #endif /*** Integer store ***/ #define GEN_ST(width, opc, type) \ GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ gen_addr_imm_index(ctx, 0); \ gen_op_load_gpr_T1(rS(ctx->opcode)); \ op_ldst(st##width); \ } #define GEN_STU(width, opc, type) \ GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ if (type == PPC_64B) \ gen_addr_imm_index(ctx, 0x03); \ else \ gen_addr_imm_index(ctx, 0); \ gen_op_load_gpr_T1(rS(ctx->opcode)); \ op_ldst(st##width); \ gen_op_store_T0_gpr(rA(ctx->opcode)); \ } #define GEN_STUX(width, opc2, opc3, type) \ GEN_HANDLER(st##width##ux, 0x1F, opc2, opc3, 0x00000001, type) \ { \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ gen_addr_reg_index(ctx); \ gen_op_load_gpr_T1(rS(ctx->opcode)); \ op_ldst(st##width); \ gen_op_store_T0_gpr(rA(ctx->opcode)); \ } #define GEN_STX(width, opc2, opc3, type) \ GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ { \ gen_addr_reg_index(ctx); \ gen_op_load_gpr_T1(rS(ctx->opcode)); \ op_ldst(st##width); \ } #define GEN_STS(width, op, type) \ OP_ST_TABLE(width); \ GEN_ST(width, op | 0x20, type); \ GEN_STU(width, op | 0x21, type); \ GEN_STUX(width, 0x17, op | 0x01, type); \ GEN_STX(width, 0x17, op | 0x00, type) /* stb stbu stbux stbx */ GEN_STS(b, 0x06, PPC_INTEGER); /* sth sthu sthux sthx */ GEN_STS(h, 0x0C, PPC_INTEGER); /* stw stwu stwux stwx */ GEN_STS(w, 0x04, PPC_INTEGER); #if defined(TARGET_PPC64) OP_ST_TABLE(d); GEN_STUX(d, 0x15, 0x05, PPC_64B); GEN_STX(d, 0x15, 0x04, PPC_64B); GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B) { int rs; rs = rS(ctx->opcode); if ((ctx->opcode & 0x3) == 0x2) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else /* stq */ if (unlikely(ctx->supervisor == 0)) { GEN_EXCP_PRIVOPC(ctx); return; } if (unlikely(rs & 1)) { GEN_EXCP_INVAL(ctx); return; } if (unlikely(ctx->mem_idx & 1)) { /* Little-endian mode is not handled */ GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE); return; } gen_addr_imm_index(ctx, 0x03); gen_op_load_gpr_T1(rs); op_ldst(std); gen_op_addi(8); gen_op_load_gpr_T1(rs + 1); op_ldst(std); #endif } else { /* std / stdu */ if (Rc(ctx->opcode)) { if (unlikely(rA(ctx->opcode) == 0)) { GEN_EXCP_INVAL(ctx); return; } } gen_addr_imm_index(ctx, 0x03); gen_op_load_gpr_T1(rs); op_ldst(std); if (Rc(ctx->opcode)) gen_op_store_T0_gpr(rA(ctx->opcode)); } } #endif /*** Integer load and store with byte reverse ***/ /* lhbrx */ OP_LD_TABLE(hbr); GEN_LDX(hbr, 0x16, 0x18, PPC_INTEGER); /* lwbrx */ OP_LD_TABLE(wbr); GEN_LDX(wbr, 0x16, 0x10, PPC_INTEGER); /* sthbrx */ OP_ST_TABLE(hbr); GEN_STX(hbr, 0x16, 0x1C, PPC_INTEGER); /* stwbrx */ OP_ST_TABLE(wbr); GEN_STX(wbr, 0x16, 0x14, PPC_INTEGER); /*** Integer load and store multiple ***/ #define op_ldstm(name, reg) (*gen_op_##name[ctx->mem_idx])(reg) #if defined(CONFIG_USER_ONLY) /* User-mode only */ static GenOpFunc1 *gen_op_lmw[] = { &gen_op_lmw_raw, &gen_op_lmw_le_raw, #if defined(TARGET_PPC64) &gen_op_lmw_64_raw, &gen_op_lmw_le_64_raw, #endif }; static GenOpFunc1 *gen_op_stmw[] = { &gen_op_stmw_raw, &gen_op_stmw_le_raw, #if defined(TARGET_PPC64) &gen_op_stmw_64_raw, &gen_op_stmw_le_64_raw, #endif }; #else #if defined(TARGET_PPC64) /* Full system - 64 bits mode */ static GenOpFunc1 *gen_op_lmw[] = { &gen_op_lmw_user, &gen_op_lmw_le_user, &gen_op_lmw_64_user, &gen_op_lmw_le_64_user, &gen_op_lmw_kernel, &gen_op_lmw_le_kernel, &gen_op_lmw_64_kernel, &gen_op_lmw_le_64_kernel, #if defined(TARGET_PPC64H) &gen_op_lmw_hypv, &gen_op_lmw_le_hypv, &gen_op_lmw_64_hypv, &gen_op_lmw_le_64_hypv, #endif }; static GenOpFunc1 *gen_op_stmw[] = { &gen_op_stmw_user, &gen_op_stmw_le_user, &gen_op_stmw_64_user, &gen_op_stmw_le_64_user, &gen_op_stmw_kernel, &gen_op_stmw_le_kernel, &gen_op_stmw_64_kernel, &gen_op_stmw_le_64_kernel, #if defined(TARGET_PPC64H) &gen_op_stmw_hypv, &gen_op_stmw_le_hypv, &gen_op_stmw_64_hypv, &gen_op_stmw_le_64_hypv, #endif }; #else /* Full system - 32 bits mode */ static GenOpFunc1 *gen_op_lmw[] = { &gen_op_lmw_user, &gen_op_lmw_le_user, &gen_op_lmw_kernel, &gen_op_lmw_le_kernel, }; static GenOpFunc1 *gen_op_stmw[] = { &gen_op_stmw_user, &gen_op_stmw_le_user, &gen_op_stmw_kernel, &gen_op_stmw_le_kernel, }; #endif #endif /* lmw */ GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(ctx, 0); op_ldstm(lmw, rD(ctx->opcode)); } /* stmw */ GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(ctx, 0); op_ldstm(stmw, rS(ctx->opcode)); } /*** Integer load and store strings ***/ #define op_ldsts(name, start) (*gen_op_##name[ctx->mem_idx])(start) #define op_ldstsx(name, rd, ra, rb) (*gen_op_##name[ctx->mem_idx])(rd, ra, rb) #if defined(CONFIG_USER_ONLY) /* User-mode only */ static GenOpFunc1 *gen_op_lswi[] = { &gen_op_lswi_raw, &gen_op_lswi_le_raw, #if defined(TARGET_PPC64) &gen_op_lswi_64_raw, &gen_op_lswi_le_64_raw, #endif }; static GenOpFunc3 *gen_op_lswx[] = { &gen_op_lswx_raw, &gen_op_lswx_le_raw, #if defined(TARGET_PPC64) &gen_op_lswx_64_raw, &gen_op_lswx_le_64_raw, #endif }; static GenOpFunc1 *gen_op_stsw[] = { &gen_op_stsw_raw, &gen_op_stsw_le_raw, #if defined(TARGET_PPC64) &gen_op_stsw_64_raw, &gen_op_stsw_le_64_raw, #endif }; #else #if defined(TARGET_PPC64) /* Full system - 64 bits mode */ static GenOpFunc1 *gen_op_lswi[] = { &gen_op_lswi_user, &gen_op_lswi_le_user, &gen_op_lswi_64_user, &gen_op_lswi_le_64_user, &gen_op_lswi_kernel, &gen_op_lswi_le_kernel, &gen_op_lswi_64_kernel, &gen_op_lswi_le_64_kernel, #if defined(TARGET_PPC64H) &gen_op_lswi_hypv, &gen_op_lswi_le_hypv, &gen_op_lswi_64_hypv, &gen_op_lswi_le_64_hypv, #endif }; static GenOpFunc3 *gen_op_lswx[] = { &gen_op_lswx_user, &gen_op_lswx_le_user, &gen_op_lswx_64_user, &gen_op_lswx_le_64_user, &gen_op_lswx_kernel, &gen_op_lswx_le_kernel, &gen_op_lswx_64_kernel, &gen_op_lswx_le_64_kernel, #if defined(TARGET_PPC64H) &gen_op_lswx_hypv, &gen_op_lswx_le_hypv, &gen_op_lswx_64_hypv, &gen_op_lswx_le_64_hypv, #endif }; static GenOpFunc1 *gen_op_stsw[] = { &gen_op_stsw_user, &gen_op_stsw_le_user, &gen_op_stsw_64_user, &gen_op_stsw_le_64_user, &gen_op_stsw_kernel, &gen_op_stsw_le_kernel, &gen_op_stsw_64_kernel, &gen_op_stsw_le_64_kernel, #if defined(TARGET_PPC64H) &gen_op_stsw_hypv, &gen_op_stsw_le_hypv, &gen_op_stsw_64_hypv, &gen_op_stsw_le_64_hypv, #endif }; #else /* Full system - 32 bits mode */ static GenOpFunc1 *gen_op_lswi[] = { &gen_op_lswi_user, &gen_op_lswi_le_user, &gen_op_lswi_kernel, &gen_op_lswi_le_kernel, }; static GenOpFunc3 *gen_op_lswx[] = { &gen_op_lswx_user, &gen_op_lswx_le_user, &gen_op_lswx_kernel, &gen_op_lswx_le_kernel, }; static GenOpFunc1 *gen_op_stsw[] = { &gen_op_stsw_user, &gen_op_stsw_le_user, &gen_op_stsw_kernel, &gen_op_stsw_le_kernel, }; #endif #endif /* lswi */ /* PowerPC32 specification says we must generate an exception if * rA is in the range of registers to be loaded. * In an other hand, IBM says this is valid, but rA won't be loaded. * For now, I'll follow the spec... */ GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_INTEGER) { int nb = NB(ctx->opcode); int start = rD(ctx->opcode); int ra = rA(ctx->opcode); int nr; if (nb == 0) nb = 32; nr = nb / 4; if (unlikely(((start + nr) > 32 && start <= ra && (start + nr - 32) > ra) || ((start + nr) <= 32 && start <= ra && (start + nr) > ra))) { GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_LSWX); return; } /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_register(ctx); gen_op_set_T1(nb); op_ldsts(lswi, start); } /* lswx */ GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_INTEGER) { int ra = rA(ctx->opcode); int rb = rB(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(ctx); if (ra == 0) { ra = rb; } gen_op_load_xer_bc(); op_ldstsx(lswx, rD(ctx->opcode), ra, rb); } /* stswi */ GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_INTEGER) { int nb = NB(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_register(ctx); if (nb == 0) nb = 32; gen_op_set_T1(nb); op_ldsts(stsw, rS(ctx->opcode)); } /* stswx */ GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_INTEGER) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(ctx); gen_op_load_xer_bc(); op_ldsts(stsw, rS(ctx->opcode)); } /*** Memory synchronisation ***/ /* eieio */ GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FFF801, PPC_MEM_EIEIO) { } /* isync */ GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM) { GEN_STOP(ctx); } #define op_lwarx() (*gen_op_lwarx[ctx->mem_idx])() #define op_stwcx() (*gen_op_stwcx[ctx->mem_idx])() #if defined(CONFIG_USER_ONLY) /* User-mode only */ static GenOpFunc *gen_op_lwarx[] = { &gen_op_lwarx_raw, &gen_op_lwarx_le_raw, #if defined(TARGET_PPC64) &gen_op_lwarx_64_raw, &gen_op_lwarx_le_64_raw, #endif }; static GenOpFunc *gen_op_stwcx[] = { &gen_op_stwcx_raw, &gen_op_stwcx_le_raw, #if defined(TARGET_PPC64) &gen_op_stwcx_64_raw, &gen_op_stwcx_le_64_raw, #endif }; #else #if defined(TARGET_PPC64) /* Full system - 64 bits mode */ static GenOpFunc *gen_op_lwarx[] = { &gen_op_lwarx_user, &gen_op_lwarx_le_user, &gen_op_lwarx_64_user, &gen_op_lwarx_le_64_user, &gen_op_lwarx_kernel, &gen_op_lwarx_le_kernel, &gen_op_lwarx_64_kernel, &gen_op_lwarx_le_64_kernel, #if defined(TARGET_PPC64H) &gen_op_lwarx_hypv, &gen_op_lwarx_le_hypv, &gen_op_lwarx_64_hypv, &gen_op_lwarx_le_64_hypv, #endif }; static GenOpFunc *gen_op_stwcx[] = { &gen_op_stwcx_user, &gen_op_stwcx_le_user, &gen_op_stwcx_64_user, &gen_op_stwcx_le_64_user, &gen_op_stwcx_kernel, &gen_op_stwcx_le_kernel, &gen_op_stwcx_64_kernel, &gen_op_stwcx_le_64_kernel, #if defined(TARGET_PPC64H) &gen_op_stwcx_hypv, &gen_op_stwcx_le_hypv, &gen_op_stwcx_64_hypv, &gen_op_stwcx_le_64_hypv, #endif }; #else /* Full system - 32 bits mode */ static GenOpFunc *gen_op_lwarx[] = { &gen_op_lwarx_user, &gen_op_lwarx_le_user, &gen_op_lwarx_kernel, &gen_op_lwarx_le_kernel, }; static GenOpFunc *gen_op_stwcx[] = { &gen_op_stwcx_user, &gen_op_stwcx_le_user, &gen_op_stwcx_kernel, &gen_op_stwcx_le_kernel, }; #endif #endif /* lwarx */ GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000001, PPC_RES) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(ctx); op_lwarx(); gen_op_store_T1_gpr(rD(ctx->opcode)); } /* stwcx. */ GEN_HANDLER2(stwcx_, "stwcx.", 0x1F, 0x16, 0x04, 0x00000000, PPC_RES) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(ctx); gen_op_load_gpr_T1(rS(ctx->opcode)); op_stwcx(); } #if defined(TARGET_PPC64) #define op_ldarx() (*gen_op_ldarx[ctx->mem_idx])() #define op_stdcx() (*gen_op_stdcx[ctx->mem_idx])() #if defined(CONFIG_USER_ONLY) /* User-mode only */ static GenOpFunc *gen_op_ldarx[] = { &gen_op_ldarx_raw, &gen_op_ldarx_le_raw, &gen_op_ldarx_64_raw, &gen_op_ldarx_le_64_raw, }; static GenOpFunc *gen_op_stdcx[] = { &gen_op_stdcx_raw, &gen_op_stdcx_le_raw, &gen_op_stdcx_64_raw, &gen_op_stdcx_le_64_raw, }; #else /* Full system */ static GenOpFunc *gen_op_ldarx[] = { &gen_op_ldarx_user, &gen_op_ldarx_le_user, &gen_op_ldarx_64_user, &gen_op_ldarx_le_64_user, &gen_op_ldarx_kernel, &gen_op_ldarx_le_kernel, &gen_op_ldarx_64_kernel, &gen_op_ldarx_le_64_kernel, #if defined(TARGET_PPC64H) &gen_op_ldarx_hypv, &gen_op_ldarx_le_hypv, &gen_op_ldarx_64_hypv, &gen_op_ldarx_le_64_hypv, #endif }; static GenOpFunc *gen_op_stdcx[] = { &gen_op_stdcx_user, &gen_op_stdcx_le_user, &gen_op_stdcx_64_user, &gen_op_stdcx_le_64_user, &gen_op_stdcx_kernel, &gen_op_stdcx_le_kernel, &gen_op_stdcx_64_kernel, &gen_op_stdcx_le_64_kernel, #if defined(TARGET_PPC64H) &gen_op_stdcx_hypv, &gen_op_stdcx_le_hypv, &gen_op_stdcx_64_hypv, &gen_op_stdcx_le_64_hypv, #endif }; #endif /* ldarx */ GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000001, PPC_64B) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(ctx); op_ldarx(); gen_op_store_T1_gpr(rD(ctx->opcode)); } /* stdcx. */ GEN_HANDLER2(stdcx_, "stdcx.", 0x1F, 0x16, 0x06, 0x00000000, PPC_64B) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(ctx); gen_op_load_gpr_T1(rS(ctx->opcode)); op_stdcx(); } #endif /* defined(TARGET_PPC64) */ /* sync */ GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC) { } /* wait */ GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x03FFF801, PPC_WAIT) { /* Stop translation, as the CPU is supposed to sleep from now */ gen_op_wait(); GEN_EXCP(ctx, EXCP_HLT, 1); } /*** Floating-point load ***/ #define GEN_LDF(width, opc, type) \ GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_addr_imm_index(ctx, 0); \ op_ldst(l##width); \ gen_op_store_FT0_fpr(rD(ctx->opcode)); \ } #define GEN_LDUF(width, opc, type) \ GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ gen_addr_imm_index(ctx, 0); \ op_ldst(l##width); \ gen_op_store_FT0_fpr(rD(ctx->opcode)); \ gen_op_store_T0_gpr(rA(ctx->opcode)); \ } #define GEN_LDUXF(width, opc, type) \ GEN_HANDLER(l##width##ux, 0x1F, 0x17, opc, 0x00000001, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ gen_addr_reg_index(ctx); \ op_ldst(l##width); \ gen_op_store_FT0_fpr(rD(ctx->opcode)); \ gen_op_store_T0_gpr(rA(ctx->opcode)); \ } #define GEN_LDXF(width, opc2, opc3, type) \ GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_addr_reg_index(ctx); \ op_ldst(l##width); \ gen_op_store_FT0_fpr(rD(ctx->opcode)); \ } #define GEN_LDFS(width, op, type) \ OP_LD_TABLE(width); \ GEN_LDF(width, op | 0x20, type); \ GEN_LDUF(width, op | 0x21, type); \ GEN_LDUXF(width, op | 0x01, type); \ GEN_LDXF(width, 0x17, op | 0x00, type) /* lfd lfdu lfdux lfdx */ GEN_LDFS(fd, 0x12, PPC_FLOAT); /* lfs lfsu lfsux lfsx */ GEN_LDFS(fs, 0x10, PPC_FLOAT); /*** Floating-point store ***/ #define GEN_STF(width, opc, type) \ GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_addr_imm_index(ctx, 0); \ gen_op_load_fpr_FT0(rS(ctx->opcode)); \ op_ldst(st##width); \ } #define GEN_STUF(width, opc, type) \ GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ gen_addr_imm_index(ctx, 0); \ gen_op_load_fpr_FT0(rS(ctx->opcode)); \ op_ldst(st##width); \ gen_op_store_T0_gpr(rA(ctx->opcode)); \ } #define GEN_STUXF(width, opc, type) \ GEN_HANDLER(st##width##ux, 0x1F, 0x17, opc, 0x00000001, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ if (unlikely(rA(ctx->opcode) == 0)) { \ GEN_EXCP_INVAL(ctx); \ return; \ } \ gen_addr_reg_index(ctx); \ gen_op_load_fpr_FT0(rS(ctx->opcode)); \ op_ldst(st##width); \ gen_op_store_T0_gpr(rA(ctx->opcode)); \ } #define GEN_STXF(width, opc2, opc3, type) \ GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type) \ { \ if (unlikely(!ctx->fpu_enabled)) { \ GEN_EXCP_NO_FP(ctx); \ return; \ } \ gen_addr_reg_index(ctx); \ gen_op_load_fpr_FT0(rS(ctx->opcode)); \ op_ldst(st##width); \ } #define GEN_STFS(width, op, type) \ OP_ST_TABLE(width); \ GEN_STF(width, op | 0x20, type); \ GEN_STUF(width, op | 0x21, type); \ GEN_STUXF(width, op | 0x01, type); \ GEN_STXF(width, 0x17, op | 0x00, type) /* stfd stfdu stfdux stfdx */ GEN_STFS(fd, 0x16, PPC_FLOAT); /* stfs stfsu stfsux stfsx */ GEN_STFS(fs, 0x14, PPC_FLOAT); /* Optional: */ /* stfiwx */ OP_ST_TABLE(fiwx); GEN_STXF(fiwx, 0x17, 0x1E, PPC_FLOAT_STFIWX); /*** Branch ***/ static always_inline void gen_goto_tb (DisasContext *ctx, int n, target_ulong dest) { TranslationBlock *tb; tb = ctx->tb; if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) { if (n == 0) gen_op_goto_tb0(TBPARAM(tb)); else gen_op_goto_tb1(TBPARAM(tb)); gen_set_T1(dest); #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_b_T1_64(); else #endif gen_op_b_T1(); gen_op_set_T0((long)tb + n); if (ctx->singlestep_enabled) gen_op_debug(); gen_op_exit_tb(); } else { gen_set_T1(dest); #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_b_T1_64(); else #endif gen_op_b_T1(); gen_op_reset_T0(); if (ctx->singlestep_enabled) gen_op_debug(); gen_op_exit_tb(); } } static always_inline void gen_setlr (DisasContext *ctx, target_ulong nip) { #if defined(TARGET_PPC64) if (ctx->sf_mode != 0 && (nip >> 32)) gen_op_setlr_64(ctx->nip >> 32, ctx->nip); else #endif gen_op_setlr(ctx->nip); } /* b ba bl bla */ GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW) { target_ulong li, target; /* sign extend LI */ #if defined(TARGET_PPC64) if (ctx->sf_mode) li = ((int64_t)LI(ctx->opcode) << 38) >> 38; else #endif li = ((int32_t)LI(ctx->opcode) << 6) >> 6; if (likely(AA(ctx->opcode) == 0)) target = ctx->nip + li - 4; else target = li; #if defined(TARGET_PPC64) if (!ctx->sf_mode) target = (uint32_t)target; #endif if (LK(ctx->opcode)) gen_setlr(ctx, ctx->nip); gen_goto_tb(ctx, 0, target); ctx->exception = POWERPC_EXCP_BRANCH; } #define BCOND_IM 0 #define BCOND_LR 1 #define BCOND_CTR 2 static always_inline void gen_bcond (DisasContext *ctx, int type) { target_ulong target = 0; target_ulong li; uint32_t bo = BO(ctx->opcode); uint32_t bi = BI(ctx->opcode); uint32_t mask; if ((bo & 0x4) == 0) gen_op_dec_ctr(); switch(type) { case BCOND_IM: li = (target_long)((int16_t)(BD(ctx->opcode))); if (likely(AA(ctx->opcode) == 0)) { target = ctx->nip + li - 4; } else { target = li; } #if defined(TARGET_PPC64) if (!ctx->sf_mode) target = (uint32_t)target; #endif break; case BCOND_CTR: gen_op_movl_T1_ctr(); break; default: case BCOND_LR: gen_op_movl_T1_lr(); break; } if (LK(ctx->opcode)) gen_setlr(ctx, ctx->nip); if (bo & 0x10) { /* No CR condition */ switch (bo & 0x6) { case 0: #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_test_ctr_64(); else #endif gen_op_test_ctr(); break; case 2: #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_test_ctrz_64(); else #endif gen_op_test_ctrz(); break; default: case 4: case 6: if (type == BCOND_IM) { gen_goto_tb(ctx, 0, target); goto out; } else { #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_b_T1_64(); else #endif gen_op_b_T1(); gen_op_reset_T0(); goto no_test; } break; } } else { mask = 1 << (3 - (bi & 0x03)); gen_op_load_crf_T0(bi >> 2); if (bo & 0x8) { switch (bo & 0x6) { case 0: #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_test_ctr_true_64(mask); else #endif gen_op_test_ctr_true(mask); break; case 2: #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_test_ctrz_true_64(mask); else #endif gen_op_test_ctrz_true(mask); break; default: case 4: case 6: gen_op_test_true(mask); break; } } else { switch (bo & 0x6) { case 0: #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_test_ctr_false_64(mask); else #endif gen_op_test_ctr_false(mask); break; case 2: #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_test_ctrz_false_64(mask); else #endif gen_op_test_ctrz_false(mask); break; default: case 4: case 6: gen_op_test_false(mask); break; } } } if (type == BCOND_IM) { int l1 = gen_new_label(); gen_op_jz_T0(l1); gen_goto_tb(ctx, 0, target); gen_set_label(l1); gen_goto_tb(ctx, 1, ctx->nip); } else { #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_btest_T1_64(ctx->nip >> 32, ctx->nip); else #endif gen_op_btest_T1(ctx->nip); gen_op_reset_T0(); no_test: if (ctx->singlestep_enabled) gen_op_debug(); gen_op_exit_tb(); } out: ctx->exception = POWERPC_EXCP_BRANCH; } GEN_HANDLER(bc, 0x10, 0xFF, 0xFF, 0x00000000, PPC_FLOW) { gen_bcond(ctx, BCOND_IM); } GEN_HANDLER(bcctr, 0x13, 0x10, 0x10, 0x00000000, PPC_FLOW) { gen_bcond(ctx, BCOND_CTR); } GEN_HANDLER(bclr, 0x13, 0x10, 0x00, 0x00000000, PPC_FLOW) { gen_bcond(ctx, BCOND_LR); } /*** Condition register logical ***/ #define GEN_CRLOGIC(op, opc) \ GEN_HANDLER(cr##op, 0x13, 0x01, opc, 0x00000001, PPC_INTEGER) \ { \ uint8_t bitmask; \ int sh; \ gen_op_load_crf_T0(crbA(ctx->opcode) >> 2); \ sh = (crbD(ctx->opcode) & 0x03) - (crbA(ctx->opcode) & 0x03); \ if (sh > 0) \ gen_op_srli_T0(sh); \ else if (sh < 0) \ gen_op_sli_T0(-sh); \ gen_op_load_crf_T1(crbB(ctx->opcode) >> 2); \ sh = (crbD(ctx->opcode) & 0x03) - (crbB(ctx->opcode) & 0x03); \ if (sh > 0) \ gen_op_srli_T1(sh); \ else if (sh < 0) \ gen_op_sli_T1(-sh); \ gen_op_##op(); \ bitmask = 1 << (3 - (crbD(ctx->opcode) & 0x03)); \ gen_op_andi_T0(bitmask); \ gen_op_load_crf_T1(crbD(ctx->opcode) >> 2); \ gen_op_andi_T1(~bitmask); \ gen_op_or(); \ gen_op_store_T0_crf(crbD(ctx->opcode) >> 2); \ } /* crand */ GEN_CRLOGIC(and, 0x08); /* crandc */ GEN_CRLOGIC(andc, 0x04); /* creqv */ GEN_CRLOGIC(eqv, 0x09); /* crnand */ GEN_CRLOGIC(nand, 0x07); /* crnor */ GEN_CRLOGIC(nor, 0x01); /* cror */ GEN_CRLOGIC(or, 0x0E); /* crorc */ GEN_CRLOGIC(orc, 0x0D); /* crxor */ GEN_CRLOGIC(xor, 0x06); /* mcrf */ GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER) { gen_op_load_crf_T0(crfS(ctx->opcode)); gen_op_store_T0_crf(crfD(ctx->opcode)); } /*** System linkage ***/ /* rfi (supervisor only) */ GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else /* Restore CPU state */ if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_rfi(); GEN_SYNC(ctx); #endif } #if defined(TARGET_PPC64) GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else /* Restore CPU state */ if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_rfid(); GEN_SYNC(ctx); #endif } #endif #if defined(TARGET_PPC64H) GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else /* Restore CPU state */ if (unlikely(ctx->supervisor <= 1)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_hrfid(); GEN_SYNC(ctx); #endif } #endif /* sc */ #if defined(CONFIG_USER_ONLY) #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL_USER #else #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL #endif GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW) { uint32_t lev; lev = (ctx->opcode >> 5) & 0x7F; GEN_EXCP(ctx, POWERPC_SYSCALL, lev); } /*** Trap ***/ /* tw */ GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); /* Update the nip since this might generate a trap exception */ gen_update_nip(ctx, ctx->nip); gen_op_tw(TO(ctx->opcode)); } /* twi */ GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_set_T1(SIMM(ctx->opcode)); /* Update the nip since this might generate a trap exception */ gen_update_nip(ctx, ctx->nip); gen_op_tw(TO(ctx->opcode)); } #if defined(TARGET_PPC64) /* td */ GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); /* Update the nip since this might generate a trap exception */ gen_update_nip(ctx, ctx->nip); gen_op_td(TO(ctx->opcode)); } /* tdi */ GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_set_T1(SIMM(ctx->opcode)); /* Update the nip since this might generate a trap exception */ gen_update_nip(ctx, ctx->nip); gen_op_td(TO(ctx->opcode)); } #endif /*** Processor control ***/ /* mcrxr */ GEN_HANDLER(mcrxr, 0x1F, 0x00, 0x10, 0x007FF801, PPC_MISC) { gen_op_load_xer_cr(); gen_op_store_T0_crf(crfD(ctx->opcode)); gen_op_clear_xer_ov(); gen_op_clear_xer_ca(); } /* mfcr */ GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC) { uint32_t crm, crn; if (likely(ctx->opcode & 0x00100000)) { crm = CRM(ctx->opcode); if (likely((crm ^ (crm - 1)) == 0)) { crn = ffs(crm); gen_op_load_cro(7 - crn); } } else { gen_op_load_cr(); } gen_op_store_T0_gpr(rD(ctx->opcode)); } /* mfmsr */ GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_msr(); gen_op_store_T0_gpr(rD(ctx->opcode)); #endif } #if 1 #define SPR_NOACCESS ((void *)(-1)) #else static void spr_noaccess (void *opaque, int sprn) { sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5); printf("ERROR: try to access SPR %d !\n", sprn); } #define SPR_NOACCESS (&spr_noaccess) #endif /* mfspr */ static always_inline void gen_op_mfspr (DisasContext *ctx) { void (*read_cb)(void *opaque, int sprn); uint32_t sprn = SPR(ctx->opcode); #if !defined(CONFIG_USER_ONLY) #if defined(TARGET_PPC64H) if (ctx->supervisor == 2) read_cb = ctx->spr_cb[sprn].hea_read; else #endif if (ctx->supervisor) read_cb = ctx->spr_cb[sprn].oea_read; else #endif read_cb = ctx->spr_cb[sprn].uea_read; if (likely(read_cb != NULL)) { if (likely(read_cb != SPR_NOACCESS)) { (*read_cb)(ctx, sprn); gen_op_store_T0_gpr(rD(ctx->opcode)); } else { /* Privilege exception */ /* This is a hack to avoid warnings when running Linux: * this OS breaks the PowerPC virtualisation model, * allowing userland application to read the PVR */ if (sprn != SPR_PVR) { if (loglevel != 0) { fprintf(logfile, "Trying to read privileged spr %d %03x at" ADDRX "\n", sprn, sprn, ctx->nip); } printf("Trying to read privileged spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); } GEN_EXCP_PRIVREG(ctx); } } else { /* Not defined */ if (loglevel != 0) { fprintf(logfile, "Trying to read invalid spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); } printf("Trying to read invalid spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR); } } GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC) { gen_op_mfspr(ctx); } /* mftb */ GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB) { gen_op_mfspr(ctx); } /* mtcrf */ GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC) { uint32_t crm, crn; gen_op_load_gpr_T0(rS(ctx->opcode)); crm = CRM(ctx->opcode); if (likely((ctx->opcode & 0x00100000) || (crm ^ (crm - 1)) == 0)) { crn = ffs(crm); gen_op_srli_T0(crn * 4); gen_op_andi_T0(0xF); gen_op_store_cro(7 - crn); } else { gen_op_store_cr(crm); } } /* mtmsr */ #if defined(TARGET_PPC64) GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_gpr_T0(rS(ctx->opcode)); if (ctx->opcode & 0x00010000) { /* Special form that does not need any synchronisation */ gen_op_update_riee(); } else { /* XXX: we need to update nip before the store * if we enter power saving mode, we will exit the loop * directly from ppc_store_msr */ gen_update_nip(ctx, ctx->nip); gen_op_store_msr(); /* Must stop the translation as machine state (may have) changed */ /* Note that mtmsr is not always defined as context-synchronizing */ ctx->exception = POWERPC_EXCP_STOP; } #endif } #endif GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_gpr_T0(rS(ctx->opcode)); if (ctx->opcode & 0x00010000) { /* Special form that does not need any synchronisation */ gen_op_update_riee(); } else { /* XXX: we need to update nip before the store * if we enter power saving mode, we will exit the loop * directly from ppc_store_msr */ gen_update_nip(ctx, ctx->nip); #if defined(TARGET_PPC64) if (!ctx->sf_mode) gen_op_store_msr_32(); else #endif gen_op_store_msr(); /* Must stop the translation as machine state (may have) changed */ /* Note that mtmsrd is not always defined as context-synchronizing */ ctx->exception = POWERPC_EXCP_STOP; } #endif } /* mtspr */ GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000001, PPC_MISC) { void (*write_cb)(void *opaque, int sprn); uint32_t sprn = SPR(ctx->opcode); #if !defined(CONFIG_USER_ONLY) #if defined(TARGET_PPC64H) if (ctx->supervisor == 2) write_cb = ctx->spr_cb[sprn].hea_write; else #endif if (ctx->supervisor) write_cb = ctx->spr_cb[sprn].oea_write; else #endif write_cb = ctx->spr_cb[sprn].uea_write; if (likely(write_cb != NULL)) { if (likely(write_cb != SPR_NOACCESS)) { gen_op_load_gpr_T0(rS(ctx->opcode)); (*write_cb)(ctx, sprn); } else { /* Privilege exception */ if (loglevel != 0) { fprintf(logfile, "Trying to write privileged spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); } printf("Trying to write privileged spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); GEN_EXCP_PRIVREG(ctx); } } else { /* Not defined */ if (loglevel != 0) { fprintf(logfile, "Trying to write invalid spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); } printf("Trying to write invalid spr %d %03x at " ADDRX "\n", sprn, sprn, ctx->nip); GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR); } } /*** Cache management ***/ /* dcbf */ GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE) { /* XXX: specification says this is treated as a load by the MMU */ gen_addr_reg_index(ctx); op_ldst(lbz); } /* dcbi (Supervisor only) */ GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_addr_reg_index(ctx); /* XXX: specification says this should be treated as a store by the MMU */ op_ldst(lbz); op_ldst(stb); #endif } /* dcdst */ GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE) { /* XXX: specification say this is treated as a load by the MMU */ gen_addr_reg_index(ctx); op_ldst(lbz); } /* dcbt */ GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x02000001, PPC_CACHE) { /* interpreted as no-op */ /* XXX: specification say this is treated as a load by the MMU * but does not generate any exception */ } /* dcbtst */ GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x02000001, PPC_CACHE) { /* interpreted as no-op */ /* XXX: specification say this is treated as a load by the MMU * but does not generate any exception */ } /* dcbz */ #define op_dcbz(n) (*gen_op_dcbz[n][ctx->mem_idx])() #if defined(CONFIG_USER_ONLY) /* User-mode only */ static GenOpFunc *gen_op_dcbz[4][4] = { { &gen_op_dcbz_l32_raw, &gen_op_dcbz_l32_raw, #if defined(TARGET_PPC64) &gen_op_dcbz_l32_64_raw, &gen_op_dcbz_l32_64_raw, #endif }, { &gen_op_dcbz_l64_raw, &gen_op_dcbz_l64_raw, #if defined(TARGET_PPC64) &gen_op_dcbz_l64_64_raw, &gen_op_dcbz_l64_64_raw, #endif }, { &gen_op_dcbz_l128_raw, &gen_op_dcbz_l128_raw, #if defined(TARGET_PPC64) &gen_op_dcbz_l128_64_raw, &gen_op_dcbz_l128_64_raw, #endif }, { &gen_op_dcbz_raw, &gen_op_dcbz_raw, #if defined(TARGET_PPC64) &gen_op_dcbz_64_raw, &gen_op_dcbz_64_raw, #endif }, }; #else #if defined(TARGET_PPC64) /* Full system - 64 bits mode */ static GenOpFunc *gen_op_dcbz[4][12] = { { &gen_op_dcbz_l32_user, &gen_op_dcbz_l32_user, &gen_op_dcbz_l32_64_user, &gen_op_dcbz_l32_64_user, &gen_op_dcbz_l32_kernel, &gen_op_dcbz_l32_kernel, &gen_op_dcbz_l32_64_kernel, &gen_op_dcbz_l32_64_kernel, #if defined(TARGET_PPC64H) &gen_op_dcbz_l32_hypv, &gen_op_dcbz_l32_hypv, &gen_op_dcbz_l32_64_hypv, &gen_op_dcbz_l32_64_hypv, #endif }, { &gen_op_dcbz_l64_user, &gen_op_dcbz_l64_user, &gen_op_dcbz_l64_64_user, &gen_op_dcbz_l64_64_user, &gen_op_dcbz_l64_kernel, &gen_op_dcbz_l64_kernel, &gen_op_dcbz_l64_64_kernel, &gen_op_dcbz_l64_64_kernel, #if defined(TARGET_PPC64H) &gen_op_dcbz_l64_hypv, &gen_op_dcbz_l64_hypv, &gen_op_dcbz_l64_64_hypv, &gen_op_dcbz_l64_64_hypv, #endif }, { &gen_op_dcbz_l128_user, &gen_op_dcbz_l128_user, &gen_op_dcbz_l128_64_user, &gen_op_dcbz_l128_64_user, &gen_op_dcbz_l128_kernel, &gen_op_dcbz_l128_kernel, &gen_op_dcbz_l128_64_kernel, &gen_op_dcbz_l128_64_kernel, #if defined(TARGET_PPC64H) &gen_op_dcbz_l128_hypv, &gen_op_dcbz_l128_hypv, &gen_op_dcbz_l128_64_hypv, &gen_op_dcbz_l128_64_hypv, #endif }, { &gen_op_dcbz_user, &gen_op_dcbz_user, &gen_op_dcbz_64_user, &gen_op_dcbz_64_user, &gen_op_dcbz_kernel, &gen_op_dcbz_kernel, &gen_op_dcbz_64_kernel, &gen_op_dcbz_64_kernel, #if defined(TARGET_PPC64H) &gen_op_dcbz_hypv, &gen_op_dcbz_hypv, &gen_op_dcbz_64_hypv, &gen_op_dcbz_64_hypv, #endif }, }; #else /* Full system - 32 bits mode */ static GenOpFunc *gen_op_dcbz[4][4] = { { &gen_op_dcbz_l32_user, &gen_op_dcbz_l32_user, &gen_op_dcbz_l32_kernel, &gen_op_dcbz_l32_kernel, }, { &gen_op_dcbz_l64_user, &gen_op_dcbz_l64_user, &gen_op_dcbz_l64_kernel, &gen_op_dcbz_l64_kernel, }, { &gen_op_dcbz_l128_user, &gen_op_dcbz_l128_user, &gen_op_dcbz_l128_kernel, &gen_op_dcbz_l128_kernel, }, { &gen_op_dcbz_user, &gen_op_dcbz_user, &gen_op_dcbz_kernel, &gen_op_dcbz_kernel, }, }; #endif #endif static always_inline void handler_dcbz (DisasContext *ctx, int dcache_line_size) { int n; switch (dcache_line_size) { case 32: n = 0; break; case 64: n = 1; break; case 128: n = 2; break; default: n = 3; break; } op_dcbz(n); } GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03E00001, PPC_CACHE_DCBZ) { gen_addr_reg_index(ctx); handler_dcbz(ctx, ctx->dcache_line_size); gen_op_check_reservation(); } GEN_HANDLER2(dcbz_970, "dcbz", 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZT) { gen_addr_reg_index(ctx); if (ctx->opcode & 0x00200000) handler_dcbz(ctx, ctx->dcache_line_size); else handler_dcbz(ctx, -1); gen_op_check_reservation(); } /* icbi */ #define op_icbi() (*gen_op_icbi[ctx->mem_idx])() #if defined(CONFIG_USER_ONLY) /* User-mode only */ static GenOpFunc *gen_op_icbi[] = { &gen_op_icbi_raw, &gen_op_icbi_raw, #if defined(TARGET_PPC64) &gen_op_icbi_64_raw, &gen_op_icbi_64_raw, #endif }; #else /* Full system - 64 bits mode */ #if defined(TARGET_PPC64) static GenOpFunc *gen_op_icbi[] = { &gen_op_icbi_user, &gen_op_icbi_user, &gen_op_icbi_64_user, &gen_op_icbi_64_user, &gen_op_icbi_kernel, &gen_op_icbi_kernel, &gen_op_icbi_64_kernel, &gen_op_icbi_64_kernel, #if defined(TARGET_PPC64H) &gen_op_icbi_hypv, &gen_op_icbi_hypv, &gen_op_icbi_64_hypv, &gen_op_icbi_64_hypv, #endif }; #else /* Full system - 32 bits mode */ static GenOpFunc *gen_op_icbi[] = { &gen_op_icbi_user, &gen_op_icbi_user, &gen_op_icbi_kernel, &gen_op_icbi_kernel, }; #endif #endif GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(ctx); op_icbi(); } /* Optional: */ /* dcba */ GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA) { /* interpreted as no-op */ /* XXX: specification say this is treated as a store by the MMU * but does not generate any exception */ } /*** Segment register manipulation ***/ /* Supervisor only: */ /* mfsr */ GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_set_T1(SR(ctx->opcode)); gen_op_load_sr(); gen_op_store_T0_gpr(rD(ctx->opcode)); #endif } /* mfsrin */ GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_srli_T1(28); gen_op_load_sr(); gen_op_store_T0_gpr(rD(ctx->opcode)); #endif } /* mtsr */ GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_set_T1(SR(ctx->opcode)); gen_op_store_sr(); #endif } /* mtsrin */ GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_srli_T1(28); gen_op_store_sr(); #endif } #if defined(TARGET_PPC64) /* Specific implementation for PowerPC 64 "bridge" emulation using SLB */ /* mfsr */ GEN_HANDLER2(mfsr_64b, "mfsr", 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_set_T1(SR(ctx->opcode)); gen_op_load_slb(); gen_op_store_T0_gpr(rD(ctx->opcode)); #endif } /* mfsrin */ GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_srli_T1(28); gen_op_load_slb(); gen_op_store_T0_gpr(rD(ctx->opcode)); #endif } /* mtsr */ GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_set_T1(SR(ctx->opcode)); gen_op_store_slb(); #endif } /* mtsrin */ GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT_64B) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_srli_T1(28); gen_op_store_slb(); #endif } #endif /* defined(TARGET_PPC64) */ /*** Lookaside buffer management ***/ /* Optional & supervisor only: */ /* tlbia */ GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { if (loglevel != 0) fprintf(logfile, "%s: ! supervisor\n", __func__); GEN_EXCP_PRIVOPC(ctx); return; } gen_op_tlbia(); #endif } /* tlbie */ GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_load_gpr_T0(rB(ctx->opcode)); #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_tlbie_64(); else #endif gen_op_tlbie(); #endif } /* tlbsync */ GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* This has no effect: it should ensure that all previous * tlbie have completed */ GEN_STOP(ctx); #endif } #if defined(TARGET_PPC64) /* slbia */ GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x03FFFC01, PPC_SLBI) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { if (loglevel != 0) fprintf(logfile, "%s: ! supervisor\n", __func__); GEN_EXCP_PRIVOPC(ctx); return; } gen_op_slbia(); #endif } /* slbie */ GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_load_gpr_T0(rB(ctx->opcode)); gen_op_slbie(); #endif } #endif /*** External control ***/ /* Optional: */ #define op_eciwx() (*gen_op_eciwx[ctx->mem_idx])() #define op_ecowx() (*gen_op_ecowx[ctx->mem_idx])() #if defined(CONFIG_USER_ONLY) /* User-mode only */ static GenOpFunc *gen_op_eciwx[] = { &gen_op_eciwx_raw, &gen_op_eciwx_le_raw, #if defined(TARGET_PPC64) &gen_op_eciwx_64_raw, &gen_op_eciwx_le_64_raw, #endif }; static GenOpFunc *gen_op_ecowx[] = { &gen_op_ecowx_raw, &gen_op_ecowx_le_raw, #if defined(TARGET_PPC64) &gen_op_ecowx_64_raw, &gen_op_ecowx_le_64_raw, #endif }; #else #if defined(TARGET_PPC64) /* Full system - 64 bits mode */ static GenOpFunc *gen_op_eciwx[] = { &gen_op_eciwx_user, &gen_op_eciwx_le_user, &gen_op_eciwx_64_user, &gen_op_eciwx_le_64_user, &gen_op_eciwx_kernel, &gen_op_eciwx_le_kernel, &gen_op_eciwx_64_kernel, &gen_op_eciwx_le_64_kernel, #if defined(TARGET_PPC64H) &gen_op_eciwx_hypv, &gen_op_eciwx_le_hypv, &gen_op_eciwx_64_hypv, &gen_op_eciwx_le_64_hypv, #endif }; static GenOpFunc *gen_op_ecowx[] = { &gen_op_ecowx_user, &gen_op_ecowx_le_user, &gen_op_ecowx_64_user, &gen_op_ecowx_le_64_user, &gen_op_ecowx_kernel, &gen_op_ecowx_le_kernel, &gen_op_ecowx_64_kernel, &gen_op_ecowx_le_64_kernel, #if defined(TARGET_PPC64H) &gen_op_ecowx_hypv, &gen_op_ecowx_le_hypv, &gen_op_ecowx_64_hypv, &gen_op_ecowx_le_64_hypv, #endif }; #else /* Full system - 32 bits mode */ static GenOpFunc *gen_op_eciwx[] = { &gen_op_eciwx_user, &gen_op_eciwx_le_user, &gen_op_eciwx_kernel, &gen_op_eciwx_le_kernel, }; static GenOpFunc *gen_op_ecowx[] = { &gen_op_ecowx_user, &gen_op_ecowx_le_user, &gen_op_ecowx_kernel, &gen_op_ecowx_le_kernel, }; #endif #endif /* eciwx */ GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN) { /* Should check EAR[E] & alignment ! */ gen_addr_reg_index(ctx); op_eciwx(); gen_op_store_T0_gpr(rD(ctx->opcode)); } /* ecowx */ GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN) { /* Should check EAR[E] & alignment ! */ gen_addr_reg_index(ctx); gen_op_load_gpr_T1(rS(ctx->opcode)); op_ecowx(); } /* PowerPC 601 specific instructions */ /* abs - abs. */ GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_POWER_abs(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* abso - abso. */ GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_POWER_abso(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* clcs */ GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_POWER_clcs(); /* Rc=1 sets CR0 to an undefined state */ gen_op_store_T0_gpr(rD(ctx->opcode)); } /* div - div. */ GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_div(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* divo - divo. */ GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_divo(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* divs - divs. */ GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_divs(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* divso - divso. */ GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_divso(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* doz - doz. */ GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_doz(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* dozo - dozo. */ GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_dozo(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* dozi */ GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_set_T1(SIMM(ctx->opcode)); gen_op_POWER_doz(); gen_op_store_T0_gpr(rD(ctx->opcode)); } /* As lscbx load from memory byte after byte, it's always endian safe */ #define op_POWER_lscbx(start, ra, rb) \ (*gen_op_POWER_lscbx[ctx->mem_idx])(start, ra, rb) #if defined(CONFIG_USER_ONLY) static GenOpFunc3 *gen_op_POWER_lscbx[] = { &gen_op_POWER_lscbx_raw, &gen_op_POWER_lscbx_raw, }; #else static GenOpFunc3 *gen_op_POWER_lscbx[] = { &gen_op_POWER_lscbx_user, &gen_op_POWER_lscbx_user, &gen_op_POWER_lscbx_kernel, &gen_op_POWER_lscbx_kernel, }; #endif /* lscbx - lscbx. */ GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR) { int ra = rA(ctx->opcode); int rb = rB(ctx->opcode); gen_addr_reg_index(ctx); if (ra == 0) { ra = rb; } /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_op_load_xer_bc(); gen_op_load_xer_cmp(); op_POWER_lscbx(rD(ctx->opcode), ra, rb); gen_op_store_xer_bc(); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* maskg - maskg. */ GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_maskg(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* maskir - maskir. */ GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rS(ctx->opcode)); gen_op_load_gpr_T2(rB(ctx->opcode)); gen_op_POWER_maskir(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* mul - mul. */ GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_mul(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* mulo - mulo. */ GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_mulo(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* nabs - nabs. */ GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_POWER_nabs(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* nabso - nabso. */ GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_POWER_nabso(); gen_op_store_T0_gpr(rD(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* rlmi - rlmi. */ GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR) { uint32_t mb, me; mb = MB(ctx->opcode); me = ME(ctx->opcode); gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rA(ctx->opcode)); gen_op_load_gpr_T2(rB(ctx->opcode)); gen_op_POWER_rlmi(MASK(mb, me), ~MASK(mb, me)); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* rrib - rrib. */ GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rA(ctx->opcode)); gen_op_load_gpr_T2(rB(ctx->opcode)); gen_op_POWER_rrib(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* sle - sle. */ GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_sle(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* sleq - sleq. */ GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_sleq(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* sliq - sliq. */ GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_set_T1(SH(ctx->opcode)); gen_op_POWER_sle(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* slliq - slliq. */ GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_set_T1(SH(ctx->opcode)); gen_op_POWER_sleq(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* sllq - sllq. */ GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_sllq(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* slq - slq. */ GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_slq(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* sraiq - sraiq. */ GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_set_T1(SH(ctx->opcode)); gen_op_POWER_sraq(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* sraq - sraq. */ GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_sraq(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* sre - sre. */ GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_sre(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* srea - srea. */ GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_srea(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* sreq */ GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_sreq(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* sriq */ GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_set_T1(SH(ctx->opcode)); gen_op_POWER_srq(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* srliq */ GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_set_T1(SH(ctx->opcode)); gen_op_POWER_srlq(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* srlq */ GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_srlq(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* srq */ GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_POWER_srq(); gen_op_store_T0_gpr(rA(ctx->opcode)); if (unlikely(Rc(ctx->opcode) != 0)) gen_set_Rc0(ctx); } /* PowerPC 602 specific instructions */ /* dsa */ GEN_HANDLER(dsa, 0x1F, 0x14, 0x13, 0x03FFF801, PPC_602_SPEC) { /* XXX: TODO */ GEN_EXCP_INVAL(ctx); } /* esa */ GEN_HANDLER(esa, 0x1F, 0x14, 0x12, 0x03FFF801, PPC_602_SPEC) { /* XXX: TODO */ GEN_EXCP_INVAL(ctx); } /* mfrom */ GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_602_mfrom(); gen_op_store_T0_gpr(rD(ctx->opcode)); #endif } /* 602 - 603 - G2 TLB management */ /* tlbld */ GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_load_gpr_T0(rB(ctx->opcode)); gen_op_6xx_tlbld(); #endif } /* tlbli */ GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_load_gpr_T0(rB(ctx->opcode)); gen_op_6xx_tlbli(); #endif } /* 74xx TLB management */ /* tlbld */ GEN_HANDLER2(tlbld_74xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_load_gpr_T0(rB(ctx->opcode)); gen_op_74xx_tlbld(); #endif } /* tlbli */ GEN_HANDLER2(tlbli_74xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_74xx_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_load_gpr_T0(rB(ctx->opcode)); gen_op_74xx_tlbli(); #endif } /* POWER instructions not in PowerPC 601 */ /* clf */ GEN_HANDLER(clf, 0x1F, 0x16, 0x03, 0x03E00000, PPC_POWER) { /* Cache line flush: implemented as no-op */ } /* cli */ GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER) { /* Cache line invalidate: privileged and treated as no-op */ #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } #endif } /* dclst */ GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER) { /* Data cache line store: treated as no-op */ } GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } int ra = rA(ctx->opcode); int rd = rD(ctx->opcode); gen_addr_reg_index(ctx); gen_op_POWER_mfsri(); gen_op_store_T0_gpr(rd); if (ra != 0 && ra != rd) gen_op_store_T1_gpr(ra); #endif } GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_addr_reg_index(ctx); gen_op_POWER_rac(); gen_op_store_T0_gpr(rD(ctx->opcode)); #endif } GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_POWER_rfsvc(); GEN_SYNC(ctx); #endif } /* svc is not implemented for now */ /* POWER2 specific instructions */ /* Quad manipulation (load/store two floats at a time) */ #define op_POWER2_lfq() (*gen_op_POWER2_lfq[ctx->mem_idx])() #define op_POWER2_stfq() (*gen_op_POWER2_stfq[ctx->mem_idx])() #if defined(CONFIG_USER_ONLY) static GenOpFunc *gen_op_POWER2_lfq[] = { &gen_op_POWER2_lfq_le_raw, &gen_op_POWER2_lfq_raw, }; static GenOpFunc *gen_op_POWER2_stfq[] = { &gen_op_POWER2_stfq_le_raw, &gen_op_POWER2_stfq_raw, }; #else static GenOpFunc *gen_op_POWER2_lfq[] = { &gen_op_POWER2_lfq_le_user, &gen_op_POWER2_lfq_user, &gen_op_POWER2_lfq_le_kernel, &gen_op_POWER2_lfq_kernel, }; static GenOpFunc *gen_op_POWER2_stfq[] = { &gen_op_POWER2_stfq_le_user, &gen_op_POWER2_stfq_user, &gen_op_POWER2_stfq_le_kernel, &gen_op_POWER2_stfq_kernel, }; #endif /* lfq */ GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(ctx, 0); op_POWER2_lfq(); gen_op_store_FT0_fpr(rD(ctx->opcode)); gen_op_store_FT1_fpr(rD(ctx->opcode) + 1); } /* lfqu */ GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2) { int ra = rA(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(ctx, 0); op_POWER2_lfq(); gen_op_store_FT0_fpr(rD(ctx->opcode)); gen_op_store_FT1_fpr(rD(ctx->opcode) + 1); if (ra != 0) gen_op_store_T0_gpr(ra); } /* lfqux */ GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2) { int ra = rA(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(ctx); op_POWER2_lfq(); gen_op_store_FT0_fpr(rD(ctx->opcode)); gen_op_store_FT1_fpr(rD(ctx->opcode) + 1); if (ra != 0) gen_op_store_T0_gpr(ra); } /* lfqx */ GEN_HANDLER(lfqx, 0x1F, 0x17, 0x18, 0x00000001, PPC_POWER2) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(ctx); op_POWER2_lfq(); gen_op_store_FT0_fpr(rD(ctx->opcode)); gen_op_store_FT1_fpr(rD(ctx->opcode) + 1); } /* stfq */ GEN_HANDLER(stfq, 0x3C, 0xFF, 0xFF, 0x00000003, PPC_POWER2) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(ctx, 0); gen_op_load_fpr_FT0(rS(ctx->opcode)); gen_op_load_fpr_FT1(rS(ctx->opcode) + 1); op_POWER2_stfq(); } /* stfqu */ GEN_HANDLER(stfqu, 0x3D, 0xFF, 0xFF, 0x00000003, PPC_POWER2) { int ra = rA(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_imm_index(ctx, 0); gen_op_load_fpr_FT0(rS(ctx->opcode)); gen_op_load_fpr_FT1(rS(ctx->opcode) + 1); op_POWER2_stfq(); if (ra != 0) gen_op_store_T0_gpr(ra); } /* stfqux */ GEN_HANDLER(stfqux, 0x1F, 0x17, 0x1D, 0x00000001, PPC_POWER2) { int ra = rA(ctx->opcode); /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(ctx); gen_op_load_fpr_FT0(rS(ctx->opcode)); gen_op_load_fpr_FT1(rS(ctx->opcode) + 1); op_POWER2_stfq(); if (ra != 0) gen_op_store_T0_gpr(ra); } /* stfqx */ GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2) { /* NIP cannot be restored if the memory exception comes from an helper */ gen_update_nip(ctx, ctx->nip - 4); gen_addr_reg_index(ctx); gen_op_load_fpr_FT0(rS(ctx->opcode)); gen_op_load_fpr_FT1(rS(ctx->opcode) + 1); op_POWER2_stfq(); } /* BookE specific instructions */ /* XXX: not implemented on 440 ? */ GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_BOOKE_EXT) { /* XXX: TODO */ GEN_EXCP_INVAL(ctx); } /* XXX: not implemented on 440 ? */ GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_BOOKE_EXT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_addr_reg_index(ctx); /* Use the same micro-ops as for tlbie */ #if defined(TARGET_PPC64) if (ctx->sf_mode) gen_op_tlbie_64(); else #endif gen_op_tlbie(); #endif } /* All 405 MAC instructions are translated here */ static always_inline void gen_405_mulladd_insn (DisasContext *ctx, int opc2, int opc3, int ra, int rb, int rt, int Rc) { gen_op_load_gpr_T0(ra); gen_op_load_gpr_T1(rb); switch (opc3 & 0x0D) { case 0x05: /* macchw - macchw. - macchwo - macchwo. */ /* macchws - macchws. - macchwso - macchwso. */ /* nmacchw - nmacchw. - nmacchwo - nmacchwo. */ /* nmacchws - nmacchws. - nmacchwso - nmacchwso. */ /* mulchw - mulchw. */ gen_op_405_mulchw(); break; case 0x04: /* macchwu - macchwu. - macchwuo - macchwuo. */ /* macchwsu - macchwsu. - macchwsuo - macchwsuo. */ /* mulchwu - mulchwu. */ gen_op_405_mulchwu(); break; case 0x01: /* machhw - machhw. - machhwo - machhwo. */ /* machhws - machhws. - machhwso - machhwso. */ /* nmachhw - nmachhw. - nmachhwo - nmachhwo. */ /* nmachhws - nmachhws. - nmachhwso - nmachhwso. */ /* mulhhw - mulhhw. */ gen_op_405_mulhhw(); break; case 0x00: /* machhwu - machhwu. - machhwuo - machhwuo. */ /* machhwsu - machhwsu. - machhwsuo - machhwsuo. */ /* mulhhwu - mulhhwu. */ gen_op_405_mulhhwu(); break; case 0x0D: /* maclhw - maclhw. - maclhwo - maclhwo. */ /* maclhws - maclhws. - maclhwso - maclhwso. */ /* nmaclhw - nmaclhw. - nmaclhwo - nmaclhwo. */ /* nmaclhws - nmaclhws. - nmaclhwso - nmaclhwso. */ /* mullhw - mullhw. */ gen_op_405_mullhw(); break; case 0x0C: /* maclhwu - maclhwu. - maclhwuo - maclhwuo. */ /* maclhwsu - maclhwsu. - maclhwsuo - maclhwsuo. */ /* mullhwu - mullhwu. */ gen_op_405_mullhwu(); break; } if (opc2 & 0x02) { /* nmultiply-and-accumulate (0x0E) */ gen_op_neg(); } if (opc2 & 0x04) { /* (n)multiply-and-accumulate (0x0C - 0x0E) */ gen_op_load_gpr_T2(rt); gen_op_move_T1_T0(); gen_op_405_add_T0_T2(); } if (opc3 & 0x10) { /* Check overflow */ if (opc3 & 0x01) gen_op_405_check_ov(); else gen_op_405_check_ovu(); } if (opc3 & 0x02) { /* Saturate */ if (opc3 & 0x01) gen_op_405_check_sat(); else gen_op_405_check_satu(); } gen_op_store_T0_gpr(rt); if (unlikely(Rc) != 0) { /* Update Rc0 */ gen_set_Rc0(ctx); } } #define GEN_MAC_HANDLER(name, opc2, opc3) \ GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_405_MAC) \ { \ gen_405_mulladd_insn(ctx, opc2, opc3, rA(ctx->opcode), rB(ctx->opcode), \ rD(ctx->opcode), Rc(ctx->opcode)); \ } /* macchw - macchw. */ GEN_MAC_HANDLER(macchw, 0x0C, 0x05); /* macchwo - macchwo. */ GEN_MAC_HANDLER(macchwo, 0x0C, 0x15); /* macchws - macchws. */ GEN_MAC_HANDLER(macchws, 0x0C, 0x07); /* macchwso - macchwso. */ GEN_MAC_HANDLER(macchwso, 0x0C, 0x17); /* macchwsu - macchwsu. */ GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06); /* macchwsuo - macchwsuo. */ GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16); /* macchwu - macchwu. */ GEN_MAC_HANDLER(macchwu, 0x0C, 0x04); /* macchwuo - macchwuo. */ GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14); /* machhw - machhw. */ GEN_MAC_HANDLER(machhw, 0x0C, 0x01); /* machhwo - machhwo. */ GEN_MAC_HANDLER(machhwo, 0x0C, 0x11); /* machhws - machhws. */ GEN_MAC_HANDLER(machhws, 0x0C, 0x03); /* machhwso - machhwso. */ GEN_MAC_HANDLER(machhwso, 0x0C, 0x13); /* machhwsu - machhwsu. */ GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02); /* machhwsuo - machhwsuo. */ GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12); /* machhwu - machhwu. */ GEN_MAC_HANDLER(machhwu, 0x0C, 0x00); /* machhwuo - machhwuo. */ GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10); /* maclhw - maclhw. */ GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D); /* maclhwo - maclhwo. */ GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D); /* maclhws - maclhws. */ GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F); /* maclhwso - maclhwso. */ GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F); /* maclhwu - maclhwu. */ GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C); /* maclhwuo - maclhwuo. */ GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C); /* maclhwsu - maclhwsu. */ GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E); /* maclhwsuo - maclhwsuo. */ GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E); /* nmacchw - nmacchw. */ GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05); /* nmacchwo - nmacchwo. */ GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15); /* nmacchws - nmacchws. */ GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07); /* nmacchwso - nmacchwso. */ GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17); /* nmachhw - nmachhw. */ GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01); /* nmachhwo - nmachhwo. */ GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11); /* nmachhws - nmachhws. */ GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03); /* nmachhwso - nmachhwso. */ GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13); /* nmaclhw - nmaclhw. */ GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D); /* nmaclhwo - nmaclhwo. */ GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D); /* nmaclhws - nmaclhws. */ GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F); /* nmaclhwso - nmaclhwso. */ GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F); /* mulchw - mulchw. */ GEN_MAC_HANDLER(mulchw, 0x08, 0x05); /* mulchwu - mulchwu. */ GEN_MAC_HANDLER(mulchwu, 0x08, 0x04); /* mulhhw - mulhhw. */ GEN_MAC_HANDLER(mulhhw, 0x08, 0x01); /* mulhhwu - mulhhwu. */ GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00); /* mullhw - mullhw. */ GEN_MAC_HANDLER(mullhw, 0x08, 0x0D); /* mullhwu - mullhwu. */ GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C); /* mfdcr */ GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_EMB_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else uint32_t dcrn = SPR(ctx->opcode); if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_set_T0(dcrn); gen_op_load_dcr(); gen_op_store_T0_gpr(rD(ctx->opcode)); #endif } /* mtdcr */ GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_EMB_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else uint32_t dcrn = SPR(ctx->opcode); if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_set_T0(dcrn); gen_op_load_gpr_T1(rS(ctx->opcode)); gen_op_store_dcr(); #endif } /* mfdcrx */ /* XXX: not implemented on 440 ? */ GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_BOOKE_EXT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_dcr(); gen_op_store_T0_gpr(rD(ctx->opcode)); /* Note: Rc update flag set leads to undefined state of Rc0 */ #endif } /* mtdcrx */ /* XXX: not implemented on 440 ? */ GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_BOOKE_EXT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVREG(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVREG(ctx); return; } gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rS(ctx->opcode)); gen_op_store_dcr(); /* Note: Rc update flag set leads to undefined state of Rc0 */ #endif } /* mfdcrux (PPC 460) : user-mode access to DCR */ GEN_HANDLER(mfdcrux, 0x1F, 0x03, 0x09, 0x00000000, PPC_DCRUX) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_dcr(); gen_op_store_T0_gpr(rD(ctx->opcode)); /* Note: Rc update flag set leads to undefined state of Rc0 */ } /* mtdcrux (PPC 460) : user-mode access to DCR */ GEN_HANDLER(mtdcrux, 0x1F, 0x03, 0x0D, 0x00000000, PPC_DCRUX) { gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rS(ctx->opcode)); gen_op_store_dcr(); /* Note: Rc update flag set leads to undefined state of Rc0 */ } /* dccci */ GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* interpreted as no-op */ #endif } /* dcread */ GEN_HANDLER(dcread, 0x1F, 0x06, 0x0F, 0x00000001, PPC_4xx_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_addr_reg_index(ctx); op_ldst(lwz); gen_op_store_T0_gpr(rD(ctx->opcode)); #endif } /* icbt */ GEN_HANDLER2(icbt_40x, "icbt", 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT) { /* interpreted as no-op */ /* XXX: specification say this is treated as a load by the MMU * but does not generate any exception */ } /* iccci */ GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* interpreted as no-op */ #endif } /* icread */ GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* interpreted as no-op */ #endif } /* rfci (supervisor only) */ GEN_HANDLER2(rfci_40x, "rfci", 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* Restore CPU state */ gen_op_40x_rfci(); GEN_SYNC(ctx); #endif } GEN_HANDLER(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* Restore CPU state */ gen_op_rfci(); GEN_SYNC(ctx); #endif } /* BookE specific */ /* XXX: not implemented on 440 ? */ GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_BOOKE_EXT) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* Restore CPU state */ gen_op_rfdi(); GEN_SYNC(ctx); #endif } /* XXX: not implemented on 440 ? */ GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } /* Restore CPU state */ gen_op_rfmci(); GEN_SYNC(ctx); #endif } /* TLB management - PowerPC 405 implementation */ /* tlbre */ GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } switch (rB(ctx->opcode)) { case 0: gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_4xx_tlbre_hi(); gen_op_store_T0_gpr(rD(ctx->opcode)); break; case 1: gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_4xx_tlbre_lo(); gen_op_store_T0_gpr(rD(ctx->opcode)); break; default: GEN_EXCP_INVAL(ctx); break; } #endif } /* tlbsx - tlbsx. */ GEN_HANDLER2(tlbsx_40x, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_addr_reg_index(ctx); gen_op_4xx_tlbsx(); if (Rc(ctx->opcode)) gen_op_4xx_tlbsx_check(); gen_op_store_T0_gpr(rD(ctx->opcode)); #endif } /* tlbwe */ GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } switch (rB(ctx->opcode)) { case 0: gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rS(ctx->opcode)); gen_op_4xx_tlbwe_hi(); break; case 1: gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rS(ctx->opcode)); gen_op_4xx_tlbwe_lo(); break; default: GEN_EXCP_INVAL(ctx); break; } #endif } /* TLB management - PowerPC 440 implementation */ /* tlbre */ GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } switch (rB(ctx->opcode)) { case 0: case 1: case 2: gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_440_tlbre(rB(ctx->opcode)); gen_op_store_T0_gpr(rD(ctx->opcode)); break; default: GEN_EXCP_INVAL(ctx); break; } #endif } /* tlbsx - tlbsx. */ GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_addr_reg_index(ctx); gen_op_440_tlbsx(); if (Rc(ctx->opcode)) gen_op_4xx_tlbsx_check(); gen_op_store_T0_gpr(rD(ctx->opcode)); #endif } /* tlbwe */ GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } switch (rB(ctx->opcode)) { case 0: case 1: case 2: gen_op_load_gpr_T0(rA(ctx->opcode)); gen_op_load_gpr_T1(rS(ctx->opcode)); gen_op_440_tlbwe(rB(ctx->opcode)); break; default: GEN_EXCP_INVAL(ctx); break; } #endif } /* wrtee */ GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_EMB_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_load_gpr_T0(rD(ctx->opcode)); gen_op_wrte(); /* Stop translation to have a chance to raise an exception * if we just set msr_ee to 1 */ GEN_STOP(ctx); #endif } /* wrteei */ GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000EFC01, PPC_EMB_COMMON) { #if defined(CONFIG_USER_ONLY) GEN_EXCP_PRIVOPC(ctx); #else if (unlikely(!ctx->supervisor)) { GEN_EXCP_PRIVOPC(ctx); return; } gen_op_set_T0(ctx->opcode & 0x00010000); gen_op_wrte(); /* Stop translation to have a chance to raise an exception * if we just set msr_ee to 1 */ GEN_STOP(ctx); #endif } /* PowerPC 440 specific instructions */ /* dlmzb */ GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC) { gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rB(ctx->opcode)); gen_op_440_dlmzb(); gen_op_store_T0_gpr(rA(ctx->opcode)); gen_op_store_xer_bc(); if (Rc(ctx->opcode)) { gen_op_440_dlmzb_update_Rc(); gen_op_store_T0_crf(0); } } /* mbar replaces eieio on 440 */ GEN_HANDLER(mbar, 0x1F, 0x16, 0x13, 0x001FF801, PPC_BOOKE) { /* interpreted as no-op */ } /* msync replaces sync on 440 */ GEN_HANDLER(msync, 0x1F, 0x16, 0x12, 0x03FFF801, PPC_BOOKE) { /* interpreted as no-op */ } /* icbt */ GEN_HANDLER2(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001, PPC_BOOKE) { /* interpreted as no-op */ /* XXX: specification say this is treated as a load by the MMU * but does not generate any exception */ } /*** Altivec vector extension ***/ /* Altivec registers moves */ GEN32(gen_op_load_avr_A0, gen_op_load_avr_A0_avr); GEN32(gen_op_load_avr_A1, gen_op_load_avr_A1_avr); GEN32(gen_op_load_avr_A2, gen_op_load_avr_A2_avr); GEN32(gen_op_store_A0_avr, gen_op_store_A0_avr_avr); GEN32(gen_op_store_A1_avr, gen_op_store_A1_avr_avr); #if 0 // unused GEN32(gen_op_store_A2_avr, gen_op_store_A2_avr_avr); #endif #define op_vr_ldst(name) (*gen_op_##name[ctx->mem_idx])() #if defined(CONFIG_USER_ONLY) #if defined(TARGET_PPC64) /* User-mode only - 64 bits mode */ #define OP_VR_LD_TABLE(name) \ static GenOpFunc *gen_op_vr_l##name[] = { \ &gen_op_vr_l##name##_raw, \ &gen_op_vr_l##name##_le_raw, \ &gen_op_vr_l##name##_64_raw, \ &gen_op_vr_l##name##_le_64_raw, \ }; #define OP_VR_ST_TABLE(name) \ static GenOpFunc *gen_op_vr_st##name[] = { \ &gen_op_vr_st##name##_raw, \ &gen_op_vr_st##name##_le_raw, \ &gen_op_vr_st##name##_64_raw, \ &gen_op_vr_st##name##_le_64_raw, \ }; #else /* defined(TARGET_PPC64) */ /* User-mode only - 32 bits mode */ #define OP_VR_LD_TABLE(name) \ static GenOpFunc *gen_op_vr_l##name[] = { \ &gen_op_vr_l##name##_raw, \ &gen_op_vr_l##name##_le_raw, \ }; #define OP_VR_ST_TABLE(name) \ static GenOpFunc *gen_op_vr_st##name[] = { \ &gen_op_vr_st##name##_raw, \ &gen_op_vr_st##name##_le_raw, \ }; #endif /* defined(TARGET_PPC64) */ #else /* defined(CONFIG_USER_ONLY) */ #if defined(TARGET_PPC64H) /* Full system with hypervisor mode */ #define OP_VR_LD_TABLE(name) \ static GenOpFunc *gen_op_vr_l##name[] = { \ &gen_op_vr_l##name##_user, \ &gen_op_vr_l##name##_le_user, \ &gen_op_vr_l##name##_64_user, \ &gen_op_vr_l##name##_le_64_user, \ &gen_op_vr_l##name##_kernel, \ &gen_op_vr_l##name##_le_kernel, \ &gen_op_vr_l##name##_64_kernel, \ &gen_op_vr_l##name##_le_64_kernel, \ &gen_op_vr_l##name##_hypv, \ &gen_op_vr_l##name##_le_hypv, \ &gen_op_vr_l##name##_64_hypv, \ &gen_op_vr_l##name##_le_64_hypv, \ }; #define OP_VR_ST_TABLE(name) \ static GenOpFunc *gen_op_vr_st##name[] = { \ &gen_op_vr_st##name##_user, \ &gen_op_vr_st##name##_le_user, \ &gen_op_vr_st##name##_64_user, \ &gen_op_vr_st##name##_le_64_user, \ &gen_op_vr_st##name##_kernel, \ &gen_op_vr_st##name##_le_kernel, \ &gen_op_vr_st##name##_64_kernel, \ &gen_op_vr_st##name##_le_64_kernel, \ &gen_op_vr_st##name##_hypv, \ &gen_op_vr_st##name##_le_hypv, \ &gen_op_vr_st##name##_64_hypv, \ &gen_op_vr_st##name##_le_64_hypv, \ }; #elif defined(TARGET_PPC64) /* Full system - 64 bits mode */ #define OP_VR_LD_TABLE(name) \ static GenOpFunc *gen_op_vr_l##name[] = { \ &gen_op_vr_l##name##_user, \ &gen_op_vr_l##name##_le_user, \ &gen_op_vr_l##name##_64_user, \ &gen_op_vr_l##name##_le_64_user, \ &gen_op_vr_l##name##_kernel, \ &gen_op_vr_l##name##_le_kernel, \ &gen_op_vr_l##name##_64_kernel, \ &gen_op_vr_l##name##_le_64_kernel, \ }; #define OP_VR_ST_TABLE(name) \ static GenOpFunc *gen_op_vr_st##name[] = { \ &gen_op_vr_st##name##_user, \ &gen_op_vr_st##name##_le_user, \ &gen_op_vr_st##name##_64_user, \ &gen_op_vr_st##name##_le_64_user, \ &gen_op_vr_st##name##_kernel, \ &gen_op_vr_st##name##_le_kernel, \ &gen_op_vr_st##name##_64_kernel, \ &gen_op_vr_st##name##_le_64_kernel, \ }; #else /* defined(TARGET_PPC64) */ /* Full system - 32 bits mode */ #define OP_VR_LD_TABLE(name) \ static GenOpFunc *gen_op_vr_l##name[] = { \ &gen_op_vr_l##name##_user, \ &gen_op_vr_l##name##_le_user, \ &gen_op_vr_l##name##_kernel, \ &gen_op_vr_l##name##_le_kernel, \ }; #define OP_VR_ST_TABLE(name) \ static GenOpFunc *gen_op_vr_st##name[] = { \ &gen_op_vr_st##name##_user, \ &gen_op_vr_st##name##_le_user, \ &gen_op_vr_st##name##_kernel, \ &gen_op_vr_st##name##_le_kernel, \ }; #endif /* defined(TARGET_PPC64) */ #endif /* defined(CONFIG_USER_ONLY) */ #define GEN_VR_LDX(name, opc2, opc3) \ GEN_HANDLER(l##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \ { \ if (unlikely(!ctx->altivec_enabled)) { \ GEN_EXCP_NO_VR(ctx); \ return; \ } \ gen_addr_reg_index(ctx); \ op_vr_ldst(vr_l##name); \ gen_op_store_A0_avr(rD(ctx->opcode)); \ } #define GEN_VR_STX(name, opc2, opc3) \ GEN_HANDLER(st##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \ { \ if (unlikely(!ctx->altivec_enabled)) { \ GEN_EXCP_NO_VR(ctx); \ return; \ } \ gen_addr_reg_index(ctx); \ gen_op_load_avr_A0(rS(ctx->opcode)); \ op_vr_ldst(vr_st##name); \ } OP_VR_LD_TABLE(vx); GEN_VR_LDX(vx, 0x07, 0x03); /* As we don't emulate the cache, lvxl is stricly equivalent to lvx */ #define gen_op_vr_lvxl gen_op_vr_lvx GEN_VR_LDX(vxl, 0x07, 0x0B); OP_VR_ST_TABLE(vx); GEN_VR_STX(vx, 0x07, 0x07); /* As we don't emulate the cache, stvxl is stricly equivalent to stvx */ #define gen_op_vr_stvxl gen_op_vr_stvx GEN_VR_STX(vxl, 0x07, 0x0F); #if defined(TARGET_PPCEMB) /*** SPE extension ***/ /* Register moves */ GEN32(gen_op_load_gpr64_T0, gen_op_load_gpr64_T0_gpr); GEN32(gen_op_load_gpr64_T1, gen_op_load_gpr64_T1_gpr); #if 0 // unused GEN32(gen_op_load_gpr64_T2, gen_op_load_gpr64_T2_gpr); #endif GEN32(gen_op_store_T0_gpr64, gen_op_store_T0_gpr64_gpr); GEN32(gen_op_store_T1_gpr64, gen_op_store_T1_gpr64_gpr); #if 0 // unused GEN32(gen_op_store_T2_gpr64, gen_op_store_T2_gpr64_gpr); #endif #define GEN_SPE(name0, name1, opc2, opc3, inval, type) \ GEN_HANDLER(name0##_##name1, 0x04, opc2, opc3, inval, type) \ { \ if (Rc(ctx->opcode)) \ gen_##name1(ctx); \ else \ gen_##name0(ctx); \ } /* Handler for undefined SPE opcodes */ static always_inline void gen_speundef (DisasContext *ctx) { GEN_EXCP_INVAL(ctx); } /* SPE load and stores */ static always_inline void gen_addr_spe_imm_index (DisasContext *ctx, int sh) { target_long simm = rB(ctx->opcode); if (rA(ctx->opcode) == 0) { gen_set_T0(simm << sh); } else { gen_op_load_gpr_T0(rA(ctx->opcode)); if (likely(simm != 0)) gen_op_addi(simm << sh); } } #define op_spe_ldst(name) (*gen_op_##name[ctx->mem_idx])() #if defined(CONFIG_USER_ONLY) #if defined(TARGET_PPC64) /* User-mode only - 64 bits mode */ #define OP_SPE_LD_TABLE(name) \ static GenOpFunc *gen_op_spe_l##name[] = { \ &gen_op_spe_l##name##_raw, \ &gen_op_spe_l##name##_le_raw, \ &gen_op_spe_l##name##_64_raw, \ &gen_op_spe_l##name##_le_64_raw, \ }; #define OP_SPE_ST_TABLE(name) \ static GenOpFunc *gen_op_spe_st##name[] = { \ &gen_op_spe_st##name##_raw, \ &gen_op_spe_st##name##_le_raw, \ &gen_op_spe_st##name##_64_raw, \ &gen_op_spe_st##name##_le_64_raw, \ }; #else /* defined(TARGET_PPC64) */ /* User-mode only - 32 bits mode */ #define OP_SPE_LD_TABLE(name) \ static GenOpFunc *gen_op_spe_l##name[] = { \ &gen_op_spe_l##name##_raw, \ &gen_op_spe_l##name##_le_raw, \ }; #define OP_SPE_ST_TABLE(name) \ static GenOpFunc *gen_op_spe_st##name[] = { \ &gen_op_spe_st##name##_raw, \ &gen_op_spe_st##name##_le_raw, \ }; #endif /* defined(TARGET_PPC64) */ #else /* defined(CONFIG_USER_ONLY) */ #if defined(TARGET_PPC64H) /* Full system with hypervisor mode */ #define OP_SPE_LD_TABLE(name) \ static GenOpFunc *gen_op_spe_l##name[] = { \ &gen_op_spe_l##name##_user, \ &gen_op_spe_l##name##_le_user, \ &gen_op_spe_l##name##_64_user, \ &gen_op_spe_l##name##_le_64_user, \ &gen_op_spe_l##name##_kernel, \ &gen_op_spe_l##name##_le_kernel, \ &gen_op_spe_l##name##_64_kernel, \ &gen_op_spe_l##name##_le_64_kernel, \ &gen_op_spe_l##name##_hypv, \ &gen_op_spe_l##name##_le_hypv, \ &gen_op_spe_l##name##_64_hypv, \ &gen_op_spe_l##name##_le_64_hypv, \ }; #define OP_SPE_ST_TABLE(name) \ static GenOpFunc *gen_op_spe_st##name[] = { \ &gen_op_spe_st##name##_user, \ &gen_op_spe_st##name##_le_user, \ &gen_op_spe_st##name##_64_user, \ &gen_op_spe_st##name##_le_64_user, \ &gen_op_spe_st##name##_kernel, \ &gen_op_spe_st##name##_le_kernel, \ &gen_op_spe_st##name##_64_kernel, \ &gen_op_spe_st##name##_le_64_kernel, \ &gen_op_spe_st##name##_hypv, \ &gen_op_spe_st##name##_le_hypv, \ &gen_op_spe_st##name##_64_hypv, \ &gen_op_spe_st##name##_le_64_hypv, \ }; #elif defined(TARGET_PPC64) /* Full system - 64 bits mode */ #define OP_SPE_LD_TABLE(name) \ static GenOpFunc *gen_op_spe_l##name[] = { \ &gen_op_spe_l##name##_user, \ &gen_op_spe_l##name##_le_user, \ &gen_op_spe_l##name##_64_user, \ &gen_op_spe_l##name##_le_64_user, \ &gen_op_spe_l##name##_kernel, \ &gen_op_spe_l##name##_le_kernel, \ &gen_op_spe_l##name##_64_kernel, \ &gen_op_spe_l##name##_le_64_kernel, \ }; #define OP_SPE_ST_TABLE(name) \ static GenOpFunc *gen_op_spe_st##name[] = { \ &gen_op_spe_st##name##_user, \ &gen_op_spe_st##name##_le_user, \ &gen_op_spe_st##name##_64_user, \ &gen_op_spe_st##name##_le_64_user, \ &gen_op_spe_st##name##_kernel, \ &gen_op_spe_st##name##_le_kernel, \ &gen_op_spe_st##name##_64_kernel, \ &gen_op_spe_st##name##_le_64_kernel, \ }; #else /* defined(TARGET_PPC64) */ /* Full system - 32 bits mode */ #define OP_SPE_LD_TABLE(name) \ static GenOpFunc *gen_op_spe_l##name[] = { \ &gen_op_spe_l##name##_user, \ &gen_op_spe_l##name##_le_user, \ &gen_op_spe_l##name##_kernel, \ &gen_op_spe_l##name##_le_kernel, \ }; #define OP_SPE_ST_TABLE(name) \ static GenOpFunc *gen_op_spe_st##name[] = { \ &gen_op_spe_st##name##_user, \ &gen_op_spe_st##name##_le_user, \ &gen_op_spe_st##name##_kernel, \ &gen_op_spe_st##name##_le_kernel, \ }; #endif /* defined(TARGET_PPC64) */ #endif /* defined(CONFIG_USER_ONLY) */ #define GEN_SPE_LD(name, sh) \ static always_inline void gen_evl##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_addr_spe_imm_index(ctx, sh); \ op_spe_ldst(spe_l##name); \ gen_op_store_T1_gpr64(rD(ctx->opcode)); \ } #define GEN_SPE_LDX(name) \ static always_inline void gen_evl##name##x (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_addr_reg_index(ctx); \ op_spe_ldst(spe_l##name); \ gen_op_store_T1_gpr64(rD(ctx->opcode)); \ } #define GEN_SPEOP_LD(name, sh) \ OP_SPE_LD_TABLE(name); \ GEN_SPE_LD(name, sh); \ GEN_SPE_LDX(name) #define GEN_SPE_ST(name, sh) \ static always_inline void gen_evst##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_addr_spe_imm_index(ctx, sh); \ gen_op_load_gpr64_T1(rS(ctx->opcode)); \ op_spe_ldst(spe_st##name); \ } #define GEN_SPE_STX(name) \ static always_inline void gen_evst##name##x (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_addr_reg_index(ctx); \ gen_op_load_gpr64_T1(rS(ctx->opcode)); \ op_spe_ldst(spe_st##name); \ } #define GEN_SPEOP_ST(name, sh) \ OP_SPE_ST_TABLE(name); \ GEN_SPE_ST(name, sh); \ GEN_SPE_STX(name) #define GEN_SPEOP_LDST(name, sh) \ GEN_SPEOP_LD(name, sh); \ GEN_SPEOP_ST(name, sh) /* SPE arithmetic and logic */ #define GEN_SPEOP_ARITH2(name) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_op_load_gpr64_T0(rA(ctx->opcode)); \ gen_op_load_gpr64_T1(rB(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_gpr64(rD(ctx->opcode)); \ } #define GEN_SPEOP_ARITH1(name) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_op_load_gpr64_T0(rA(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_gpr64(rD(ctx->opcode)); \ } #define GEN_SPEOP_COMP(name) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_op_load_gpr64_T0(rA(ctx->opcode)); \ gen_op_load_gpr64_T1(rB(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_crf(crfD(ctx->opcode)); \ } /* Logical */ GEN_SPEOP_ARITH2(evand); GEN_SPEOP_ARITH2(evandc); GEN_SPEOP_ARITH2(evxor); GEN_SPEOP_ARITH2(evor); GEN_SPEOP_ARITH2(evnor); GEN_SPEOP_ARITH2(eveqv); GEN_SPEOP_ARITH2(evorc); GEN_SPEOP_ARITH2(evnand); GEN_SPEOP_ARITH2(evsrwu); GEN_SPEOP_ARITH2(evsrws); GEN_SPEOP_ARITH2(evslw); GEN_SPEOP_ARITH2(evrlw); GEN_SPEOP_ARITH2(evmergehi); GEN_SPEOP_ARITH2(evmergelo); GEN_SPEOP_ARITH2(evmergehilo); GEN_SPEOP_ARITH2(evmergelohi); /* Arithmetic */ GEN_SPEOP_ARITH2(evaddw); GEN_SPEOP_ARITH2(evsubfw); GEN_SPEOP_ARITH1(evabs); GEN_SPEOP_ARITH1(evneg); GEN_SPEOP_ARITH1(evextsb); GEN_SPEOP_ARITH1(evextsh); GEN_SPEOP_ARITH1(evrndw); GEN_SPEOP_ARITH1(evcntlzw); GEN_SPEOP_ARITH1(evcntlsw); static always_inline void gen_brinc (DisasContext *ctx) { /* Note: brinc is usable even if SPE is disabled */ gen_op_load_gpr64_T0(rA(ctx->opcode)); gen_op_load_gpr64_T1(rB(ctx->opcode)); gen_op_brinc(); gen_op_store_T0_gpr64(rD(ctx->opcode)); } #define GEN_SPEOP_ARITH_IMM2(name) \ static always_inline void gen_##name##i (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_op_load_gpr64_T0(rB(ctx->opcode)); \ gen_op_splatwi_T1_64(rA(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_gpr64(rD(ctx->opcode)); \ } #define GEN_SPEOP_LOGIC_IMM2(name) \ static always_inline void gen_##name##i (DisasContext *ctx) \ { \ if (unlikely(!ctx->spe_enabled)) { \ GEN_EXCP_NO_AP(ctx); \ return; \ } \ gen_op_load_gpr64_T0(rA(ctx->opcode)); \ gen_op_splatwi_T1_64(rB(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_gpr64(rD(ctx->opcode)); \ } GEN_SPEOP_ARITH_IMM2(evaddw); #define gen_evaddiw gen_evaddwi GEN_SPEOP_ARITH_IMM2(evsubfw); #define gen_evsubifw gen_evsubfwi GEN_SPEOP_LOGIC_IMM2(evslw); GEN_SPEOP_LOGIC_IMM2(evsrwu); #define gen_evsrwis gen_evsrwsi GEN_SPEOP_LOGIC_IMM2(evsrws); #define gen_evsrwiu gen_evsrwui GEN_SPEOP_LOGIC_IMM2(evrlw); static always_inline void gen_evsplati (DisasContext *ctx) { int32_t imm = (int32_t)(rA(ctx->opcode) << 27) >> 27; gen_op_splatwi_T0_64(imm); gen_op_store_T0_gpr64(rD(ctx->opcode)); } static always_inline void gen_evsplatfi (DisasContext *ctx) { uint32_t imm = rA(ctx->opcode) << 27; gen_op_splatwi_T0_64(imm); gen_op_store_T0_gpr64(rD(ctx->opcode)); } /* Comparison */ GEN_SPEOP_COMP(evcmpgtu); GEN_SPEOP_COMP(evcmpgts); GEN_SPEOP_COMP(evcmpltu); GEN_SPEOP_COMP(evcmplts); GEN_SPEOP_COMP(evcmpeq); GEN_SPE(evaddw, speundef, 0x00, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evaddiw, speundef, 0x01, 0x08, 0x00000000, PPC_SPE); GEN_SPE(evsubfw, speundef, 0x02, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evsubifw, speundef, 0x03, 0x08, 0x00000000, PPC_SPE); GEN_SPE(evabs, evneg, 0x04, 0x08, 0x0000F800, PPC_SPE); //// GEN_SPE(evextsb, evextsh, 0x05, 0x08, 0x0000F800, PPC_SPE); //// GEN_SPE(evrndw, evcntlzw, 0x06, 0x08, 0x0000F800, PPC_SPE); //// GEN_SPE(evcntlsw, brinc, 0x07, 0x08, 0x00000000, PPC_SPE); // GEN_SPE(speundef, evand, 0x08, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evandc, speundef, 0x09, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evxor, evor, 0x0B, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evnor, eveqv, 0x0C, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(speundef, evorc, 0x0D, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evnand, speundef, 0x0F, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evsrwu, evsrws, 0x10, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evsrwiu, evsrwis, 0x11, 0x08, 0x00000000, PPC_SPE); GEN_SPE(evslw, speundef, 0x12, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evslwi, speundef, 0x13, 0x08, 0x00000000, PPC_SPE); GEN_SPE(evrlw, evsplati, 0x14, 0x08, 0x00000000, PPC_SPE); // GEN_SPE(evrlwi, evsplatfi, 0x15, 0x08, 0x00000000, PPC_SPE); GEN_SPE(evmergehi, evmergelo, 0x16, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evmergehilo, evmergelohi, 0x17, 0x08, 0x00000000, PPC_SPE); //// GEN_SPE(evcmpgtu, evcmpgts, 0x18, 0x08, 0x00600000, PPC_SPE); //// GEN_SPE(evcmpltu, evcmplts, 0x19, 0x08, 0x00600000, PPC_SPE); //// GEN_SPE(evcmpeq, speundef, 0x1A, 0x08, 0x00600000, PPC_SPE); //// static always_inline void gen_evsel (DisasContext *ctx) { if (unlikely(!ctx->spe_enabled)) { GEN_EXCP_NO_AP(ctx); return; } gen_op_load_crf_T0(ctx->opcode & 0x7); gen_op_load_gpr64_T0(rA(ctx->opcode)); gen_op_load_gpr64_T1(rB(ctx->opcode)); gen_op_evsel(); gen_op_store_T0_gpr64(rD(ctx->opcode)); } GEN_HANDLER2(evsel0, "evsel", 0x04, 0x1c, 0x09, 0x00000000, PPC_SPE) { gen_evsel(ctx); } GEN_HANDLER2(evsel1, "evsel", 0x04, 0x1d, 0x09, 0x00000000, PPC_SPE) { gen_evsel(ctx); } GEN_HANDLER2(evsel2, "evsel", 0x04, 0x1e, 0x09, 0x00000000, PPC_SPE) { gen_evsel(ctx); } GEN_HANDLER2(evsel3, "evsel", 0x04, 0x1f, 0x09, 0x00000000, PPC_SPE) { gen_evsel(ctx); } /* Load and stores */ #if defined(TARGET_PPC64) /* In that case, we already have 64 bits load & stores * so, spe_ldd is equivalent to ld and spe_std is equivalent to std */ #if defined(CONFIG_USER_ONLY) #define gen_op_spe_ldd_raw gen_op_ld_raw #define gen_op_spe_ldd_64_raw gen_op_ld_64_raw #define gen_op_spe_ldd_le_raw gen_op_ld_le_raw #define gen_op_spe_ldd_le_64_raw gen_op_ld_le_64_raw #define gen_op_spe_stdd_raw gen_op_ld_raw #define gen_op_spe_stdd_64_raw gen_op_std_64_raw #define gen_op_spe_stdd_le_raw gen_op_std_le_raw #define gen_op_spe_stdd_le_64_raw gen_op_std_le_64_raw #else /* defined(CONFIG_USER_ONLY) */ #define gen_op_spe_ldd_kernel gen_op_ld_kernel #define gen_op_spe_ldd_64_kernel gen_op_ld_64_kernel #define gen_op_spe_ldd_le_kernel gen_op_ld_kernel #define gen_op_spe_ldd_le_64_kernel gen_op_ld_64_kernel #define gen_op_spe_ldd_user gen_op_ld_user #define gen_op_spe_ldd_64_user gen_op_ld_64_user #define gen_op_spe_ldd_le_user gen_op_ld_le_user #define gen_op_spe_ldd_le_64_user gen_op_ld_le_64_user #define gen_op_spe_stdd_kernel gen_op_std_kernel #define gen_op_spe_stdd_64_kernel gen_op_std_64_kernel #define gen_op_spe_stdd_le_kernel gen_op_std_kernel #define gen_op_spe_stdd_le_64_kernel gen_op_std_64_kernel #define gen_op_spe_stdd_user gen_op_std_user #define gen_op_spe_stdd_64_user gen_op_std_64_user #define gen_op_spe_stdd_le_user gen_op_std_le_user #define gen_op_spe_stdd_le_64_user gen_op_std_le_64_user #endif /* defined(CONFIG_USER_ONLY) */ #endif /* defined(TARGET_PPC64) */ GEN_SPEOP_LDST(dd, 3); GEN_SPEOP_LDST(dw, 3); GEN_SPEOP_LDST(dh, 3); GEN_SPEOP_LDST(whe, 2); GEN_SPEOP_LD(whou, 2); GEN_SPEOP_LD(whos, 2); GEN_SPEOP_ST(who, 2); #if defined(TARGET_PPC64) /* In that case, spe_stwwo is equivalent to stw */ #if defined(CONFIG_USER_ONLY) #define gen_op_spe_stwwo_raw gen_op_stw_raw #define gen_op_spe_stwwo_le_raw gen_op_stw_le_raw #define gen_op_spe_stwwo_64_raw gen_op_stw_64_raw #define gen_op_spe_stwwo_le_64_raw gen_op_stw_le_64_raw #else #define gen_op_spe_stwwo_user gen_op_stw_user #define gen_op_spe_stwwo_le_user gen_op_stw_le_user #define gen_op_spe_stwwo_64_user gen_op_stw_64_user #define gen_op_spe_stwwo_le_64_user gen_op_stw_le_64_user #define gen_op_spe_stwwo_kernel gen_op_stw_kernel #define gen_op_spe_stwwo_le_kernel gen_op_stw_le_kernel #define gen_op_spe_stwwo_64_kernel gen_op_stw_64_kernel #define gen_op_spe_stwwo_le_64_kernel gen_op_stw_le_64_kernel #endif #endif #define _GEN_OP_SPE_STWWE(suffix) \ static always_inline void gen_op_spe_stwwe_##suffix (void) \ { \ gen_op_srli32_T1_64(); \ gen_op_spe_stwwo_##suffix(); \ } #define _GEN_OP_SPE_STWWE_LE(suffix) \ static always_inline void gen_op_spe_stwwe_le_##suffix (void) \ { \ gen_op_srli32_T1_64(); \ gen_op_spe_stwwo_le_##suffix(); \ } #if defined(TARGET_PPC64) #define GEN_OP_SPE_STWWE(suffix) \ _GEN_OP_SPE_STWWE(suffix); \ _GEN_OP_SPE_STWWE_LE(suffix); \ static always_inline void gen_op_spe_stwwe_64_##suffix (void) \ { \ gen_op_srli32_T1_64(); \ gen_op_spe_stwwo_64_##suffix(); \ } \ static always_inline void gen_op_spe_stwwe_le_64_##suffix (void) \ { \ gen_op_srli32_T1_64(); \ gen_op_spe_stwwo_le_64_##suffix(); \ } #else #define GEN_OP_SPE_STWWE(suffix) \ _GEN_OP_SPE_STWWE(suffix); \ _GEN_OP_SPE_STWWE_LE(suffix) #endif #if defined(CONFIG_USER_ONLY) GEN_OP_SPE_STWWE(raw); #else /* defined(CONFIG_USER_ONLY) */ GEN_OP_SPE_STWWE(kernel); GEN_OP_SPE_STWWE(user); #endif /* defined(CONFIG_USER_ONLY) */ GEN_SPEOP_ST(wwe, 2); GEN_SPEOP_ST(wwo, 2); #define GEN_SPE_LDSPLAT(name, op, suffix) \ static always_inline void gen_op_spe_l##name##_##suffix (void) \ { \ gen_op_##op##_##suffix(); \ gen_op_splatw_T1_64(); \ } #define GEN_OP_SPE_LHE(suffix) \ static always_inline void gen_op_spe_lhe_##suffix (void) \ { \ gen_op_spe_lh_##suffix(); \ gen_op_sli16_T1_64(); \ } #define GEN_OP_SPE_LHX(suffix) \ static always_inline void gen_op_spe_lhx_##suffix (void) \ { \ gen_op_spe_lh_##suffix(); \ gen_op_extsh_T1_64(); \ } #if defined(CONFIG_USER_ONLY) GEN_OP_SPE_LHE(raw); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, raw); GEN_OP_SPE_LHE(le_raw); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_raw); GEN_SPE_LDSPLAT(hhousplat, spe_lh, raw); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_raw); GEN_OP_SPE_LHX(raw); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, raw); GEN_OP_SPE_LHX(le_raw); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_raw); #if defined(TARGET_PPC64) GEN_OP_SPE_LHE(64_raw); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_raw); GEN_OP_SPE_LHE(le_64_raw); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_raw); GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_raw); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_raw); GEN_OP_SPE_LHX(64_raw); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_raw); GEN_OP_SPE_LHX(le_64_raw); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_raw); #endif #else GEN_OP_SPE_LHE(kernel); GEN_OP_SPE_LHE(user); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, kernel); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, user); GEN_OP_SPE_LHE(le_kernel); GEN_OP_SPE_LHE(le_user); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_kernel); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_user); GEN_SPE_LDSPLAT(hhousplat, spe_lh, kernel); GEN_SPE_LDSPLAT(hhousplat, spe_lh, user); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_kernel); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_user); GEN_OP_SPE_LHX(kernel); GEN_OP_SPE_LHX(user); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, kernel); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, user); GEN_OP_SPE_LHX(le_kernel); GEN_OP_SPE_LHX(le_user); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_kernel); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_user); #if defined(TARGET_PPC64) GEN_OP_SPE_LHE(64_kernel); GEN_OP_SPE_LHE(64_user); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_kernel); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_user); GEN_OP_SPE_LHE(le_64_kernel); GEN_OP_SPE_LHE(le_64_user); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_kernel); GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_user); GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_kernel); GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_user); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_kernel); GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_user); GEN_OP_SPE_LHX(64_kernel); GEN_OP_SPE_LHX(64_user); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_kernel); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_user); GEN_OP_SPE_LHX(le_64_kernel); GEN_OP_SPE_LHX(le_64_user); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_kernel); GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_user); #endif #endif GEN_SPEOP_LD(hhesplat, 1); GEN_SPEOP_LD(hhousplat, 1); GEN_SPEOP_LD(hhossplat, 1); GEN_SPEOP_LD(wwsplat, 2); GEN_SPEOP_LD(whsplat, 2); GEN_SPE(evlddx, evldd, 0x00, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evldwx, evldw, 0x01, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evldhx, evldh, 0x02, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlhhesplatx, evlhhesplat, 0x04, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlhhousplatx, evlhhousplat, 0x06, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlhhossplatx, evlhhossplat, 0x07, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlwhex, evlwhe, 0x08, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlwhoux, evlwhou, 0x0A, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlwhosx, evlwhos, 0x0B, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlwwsplatx, evlwwsplat, 0x0C, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evlwhsplatx, evlwhsplat, 0x0E, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstddx, evstdd, 0x10, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstdwx, evstdw, 0x11, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstdhx, evstdh, 0x12, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstwhex, evstwhe, 0x18, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstwhox, evstwho, 0x1A, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstwwex, evstwwe, 0x1C, 0x0C, 0x00000000, PPC_SPE); // GEN_SPE(evstwwox, evstwwo, 0x1E, 0x0C, 0x00000000, PPC_SPE); // /* Multiply and add - TODO */ #if 0 GEN_SPE(speundef, evmhessf, 0x01, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhossf, 0x03, 0x10, 0x00000000, PPC_SPE); GEN_SPE(evmheumi, evmhesmi, 0x04, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhesmf, 0x05, 0x10, 0x00000000, PPC_SPE); GEN_SPE(evmhoumi, evmhosmi, 0x06, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhosmf, 0x07, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhessfa, 0x11, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhossfa, 0x13, 0x10, 0x00000000, PPC_SPE); GEN_SPE(evmheumia, evmhesmia, 0x14, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhesmfa, 0x15, 0x10, 0x00000000, PPC_SPE); GEN_SPE(evmhoumia, evmhosmia, 0x16, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhosmfa, 0x17, 0x10, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwhssf, 0x03, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwlumi, speundef, 0x04, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwhumi, evmwhsmi, 0x06, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwhsmf, 0x07, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwssf, 0x09, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwumi, evmwsmi, 0x0C, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwsmf, 0x0D, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwhssfa, 0x13, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwlumia, speundef, 0x14, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwhumia, evmwhsmia, 0x16, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwhsmfa, 0x17, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwssfa, 0x19, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evmwumia, evmwsmia, 0x1C, 0x11, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwsmfa, 0x1D, 0x11, 0x00000000, PPC_SPE); GEN_SPE(evadduiaaw, evaddsiaaw, 0x00, 0x13, 0x0000F800, PPC_SPE); GEN_SPE(evsubfusiaaw, evsubfssiaaw, 0x01, 0x13, 0x0000F800, PPC_SPE); GEN_SPE(evaddumiaaw, evaddsmiaaw, 0x04, 0x13, 0x0000F800, PPC_SPE); GEN_SPE(evsubfumiaaw, evsubfsmiaaw, 0x05, 0x13, 0x0000F800, PPC_SPE); GEN_SPE(evdivws, evdivwu, 0x06, 0x13, 0x00000000, PPC_SPE); GEN_SPE(evmra, speundef, 0x07, 0x13, 0x0000F800, PPC_SPE); GEN_SPE(evmheusiaaw, evmhessiaaw, 0x00, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhessfaaw, 0x01, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmhousiaaw, evmhossiaaw, 0x02, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhossfaaw, 0x03, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmheumiaaw, evmhesmiaaw, 0x04, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhesmfaaw, 0x05, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmhoumiaaw, evmhosmiaaw, 0x06, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhosmfaaw, 0x07, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmhegumiaa, evmhegsmiaa, 0x14, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhegsmfaa, 0x15, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmhogumiaa, evmhogsmiaa, 0x16, 0x14, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhogsmfaa, 0x17, 0x14, 0x00000000, PPC_SPE); GEN_SPE(evmwlusiaaw, evmwlssiaaw, 0x00, 0x15, 0x00000000, PPC_SPE); GEN_SPE(evmwlumiaaw, evmwlsmiaaw, 0x04, 0x15, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwssfaa, 0x09, 0x15, 0x00000000, PPC_SPE); GEN_SPE(evmwumiaa, evmwsmiaa, 0x0C, 0x15, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwsmfaa, 0x0D, 0x15, 0x00000000, PPC_SPE); GEN_SPE(evmheusianw, evmhessianw, 0x00, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhessfanw, 0x01, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmhousianw, evmhossianw, 0x02, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhossfanw, 0x03, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmheumianw, evmhesmianw, 0x04, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhesmfanw, 0x05, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmhoumianw, evmhosmianw, 0x06, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhosmfanw, 0x07, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmhegumian, evmhegsmian, 0x14, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhegsmfan, 0x15, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmhigumian, evmhigsmian, 0x16, 0x16, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmhogsmfan, 0x17, 0x16, 0x00000000, PPC_SPE); GEN_SPE(evmwlusianw, evmwlssianw, 0x00, 0x17, 0x00000000, PPC_SPE); GEN_SPE(evmwlumianw, evmwlsmianw, 0x04, 0x17, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwssfan, 0x09, 0x17, 0x00000000, PPC_SPE); GEN_SPE(evmwumian, evmwsmian, 0x0C, 0x17, 0x00000000, PPC_SPE); GEN_SPE(speundef, evmwsmfan, 0x0D, 0x17, 0x00000000, PPC_SPE); #endif /*** SPE floating-point extension ***/ #define GEN_SPEFPUOP_CONV(name) \ static always_inline void gen_##name (DisasContext *ctx) \ { \ gen_op_load_gpr64_T0(rB(ctx->opcode)); \ gen_op_##name(); \ gen_op_store_T0_gpr64(rD(ctx->opcode)); \ } /* Single precision floating-point vectors operations */ /* Arithmetic */ GEN_SPEOP_ARITH2(evfsadd); GEN_SPEOP_ARITH2(evfssub); GEN_SPEOP_ARITH2(evfsmul); GEN_SPEOP_ARITH2(evfsdiv); GEN_SPEOP_ARITH1(evfsabs); GEN_SPEOP_ARITH1(evfsnabs); GEN_SPEOP_ARITH1(evfsneg); /* Conversion */ GEN_SPEFPUOP_CONV(evfscfui); GEN_SPEFPUOP_CONV(evfscfsi); GEN_SPEFPUOP_CONV(evfscfuf); GEN_SPEFPUOP_CONV(evfscfsf); GEN_SPEFPUOP_CONV(evfsctui); GEN_SPEFPUOP_CONV(evfsctsi); GEN_SPEFPUOP_CONV(evfsctuf); GEN_SPEFPUOP_CONV(evfsctsf); GEN_SPEFPUOP_CONV(evfsctuiz); GEN_SPEFPUOP_CONV(evfsctsiz); /* Comparison */ GEN_SPEOP_COMP(evfscmpgt); GEN_SPEOP_COMP(evfscmplt); GEN_SPEOP_COMP(evfscmpeq); GEN_SPEOP_COMP(evfststgt); GEN_SPEOP_COMP(evfststlt); GEN_SPEOP_COMP(evfststeq); /* Opcodes definitions */ GEN_SPE(evfsadd, evfssub, 0x00, 0x0A, 0x00000000, PPC_SPEFPU); // GEN_SPE(evfsabs, evfsnabs, 0x02, 0x0A, 0x0000F800, PPC_SPEFPU); // GEN_SPE(evfsneg, speundef, 0x03, 0x0A, 0x0000F800, PPC_SPEFPU); // GEN_SPE(evfsmul, evfsdiv, 0x04, 0x0A, 0x00000000, PPC_SPEFPU); // GEN_SPE(evfscmpgt, evfscmplt, 0x06, 0x0A, 0x00600000, PPC_SPEFPU); // GEN_SPE(evfscmpeq, speundef, 0x07, 0x0A, 0x00600000, PPC_SPEFPU); // GEN_SPE(evfscfui, evfscfsi, 0x08, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfscfuf, evfscfsf, 0x09, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfsctui, evfsctsi, 0x0A, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfsctuf, evfsctsf, 0x0B, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfsctuiz, speundef, 0x0C, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfsctsiz, speundef, 0x0D, 0x0A, 0x00180000, PPC_SPEFPU); // GEN_SPE(evfststgt, evfststlt, 0x0E, 0x0A, 0x00600000, PPC_SPEFPU); // GEN_SPE(evfststeq, speundef, 0x0F, 0x0A, 0x00600000, PPC_SPEFPU); // /* Single precision floating-point operations */ /* Arithmetic */ GEN_SPEOP_ARITH2(efsadd); GEN_SPEOP_ARITH2(efssub); GEN_SPEOP_ARITH2(efsmul); GEN_SPEOP_ARITH2(efsdiv); GEN_SPEOP_ARITH1(efsabs); GEN_SPEOP_ARITH1(efsnabs); GEN_SPEOP_ARITH1(efsneg); /* Conversion */ GEN_SPEFPUOP_CONV(efscfui); GEN_SPEFPUOP_CONV(efscfsi); GEN_SPEFPUOP_CONV(efscfuf); GEN_SPEFPUOP_CONV(efscfsf); GEN_SPEFPUOP_CONV(efsctui); GEN_SPEFPUOP_CONV(efsctsi); GEN_SPEFPUOP_CONV(efsctuf); GEN_SPEFPUOP_CONV(efsctsf); GEN_SPEFPUOP_CONV(efsctuiz); GEN_SPEFPUOP_CONV(efsctsiz); GEN_SPEFPUOP_CONV(efscfd); /* Comparison */ GEN_SPEOP_COMP(efscmpgt); GEN_SPEOP_COMP(efscmplt); GEN_SPEOP_COMP(efscmpeq); GEN_SPEOP_COMP(efststgt); GEN_SPEOP_COMP(efststlt); GEN_SPEOP_COMP(efststeq); /* Opcodes definitions */ GEN_SPE(efsadd, efssub, 0x00, 0x0A, 0x00000000, PPC_SPEFPU); // GEN_SPE(efsabs, efsnabs, 0x02, 0x0B, 0x0000F800, PPC_SPEFPU); // GEN_SPE(efsneg, speundef, 0x03, 0x0B, 0x0000F800, PPC_SPEFPU); // GEN_SPE(efsmul, efsdiv, 0x04, 0x0B, 0x00000000, PPC_SPEFPU); // GEN_SPE(efscmpgt, efscmplt, 0x06, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efscmpeq, efscfd, 0x07, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efscfui, efscfsi, 0x08, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efscfuf, efscfsf, 0x09, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efsctui, efsctsi, 0x0A, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efsctuf, efsctsf, 0x0B, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efsctuiz, efsctsiz, 0x0C, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efststgt, efststlt, 0x0E, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efststeq, speundef, 0x0F, 0x0B, 0x00600000, PPC_SPEFPU); // /* Double precision floating-point operations */ /* Arithmetic */ GEN_SPEOP_ARITH2(efdadd); GEN_SPEOP_ARITH2(efdsub); GEN_SPEOP_ARITH2(efdmul); GEN_SPEOP_ARITH2(efddiv); GEN_SPEOP_ARITH1(efdabs); GEN_SPEOP_ARITH1(efdnabs); GEN_SPEOP_ARITH1(efdneg); /* Conversion */ GEN_SPEFPUOP_CONV(efdcfui); GEN_SPEFPUOP_CONV(efdcfsi); GEN_SPEFPUOP_CONV(efdcfuf); GEN_SPEFPUOP_CONV(efdcfsf); GEN_SPEFPUOP_CONV(efdctui); GEN_SPEFPUOP_CONV(efdctsi); GEN_SPEFPUOP_CONV(efdctuf); GEN_SPEFPUOP_CONV(efdctsf); GEN_SPEFPUOP_CONV(efdctuiz); GEN_SPEFPUOP_CONV(efdctsiz); GEN_SPEFPUOP_CONV(efdcfs); GEN_SPEFPUOP_CONV(efdcfuid); GEN_SPEFPUOP_CONV(efdcfsid); GEN_SPEFPUOP_CONV(efdctuidz); GEN_SPEFPUOP_CONV(efdctsidz); /* Comparison */ GEN_SPEOP_COMP(efdcmpgt); GEN_SPEOP_COMP(efdcmplt); GEN_SPEOP_COMP(efdcmpeq); GEN_SPEOP_COMP(efdtstgt); GEN_SPEOP_COMP(efdtstlt); GEN_SPEOP_COMP(efdtsteq); /* Opcodes definitions */ GEN_SPE(efdadd, efdsub, 0x10, 0x0B, 0x00000000, PPC_SPEFPU); // GEN_SPE(efdcfuid, efdcfsid, 0x11, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdabs, efdnabs, 0x12, 0x0B, 0x0000F800, PPC_SPEFPU); // GEN_SPE(efdneg, speundef, 0x13, 0x0B, 0x0000F800, PPC_SPEFPU); // GEN_SPE(efdmul, efddiv, 0x14, 0x0B, 0x00000000, PPC_SPEFPU); // GEN_SPE(efdctuidz, efdctsidz, 0x15, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdcmpgt, efdcmplt, 0x16, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efdcmpeq, efdcfs, 0x17, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efdcfui, efdcfsi, 0x18, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdcfuf, efdcfsf, 0x19, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdctui, efdctsi, 0x1A, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdctuf, efdctsf, 0x1B, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdctuiz, speundef, 0x1C, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdctsiz, speundef, 0x1D, 0x0B, 0x00180000, PPC_SPEFPU); // GEN_SPE(efdtstgt, efdtstlt, 0x1E, 0x0B, 0x00600000, PPC_SPEFPU); // GEN_SPE(efdtsteq, speundef, 0x1F, 0x0B, 0x00600000, PPC_SPEFPU); // #endif /* End opcode list */ GEN_OPCODE_MARK(end); #include "translate_init.c" #include "helper_regs.h" /*****************************************************************************/ /* Misc PowerPC helpers */ void cpu_dump_state (CPUState *env, FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...), int flags) { #if defined(TARGET_PPC64) || 1 #define FILL "" #define RGPL 4 #define RFPL 4 #else #define FILL " " #define RGPL 8 #define RFPL 4 #endif int i; cpu_fprintf(f, "NIP " ADDRX " LR " ADDRX " CTR " ADDRX " XER %08x\n", env->nip, env->lr, env->ctr, hreg_load_xer(env)); cpu_fprintf(f, "MSR " REGX FILL " HID0 " REGX FILL " HF " REGX FILL " idx %d\n", env->msr, env->hflags, env->spr[SPR_HID0], env->mmu_idx); #if !defined(NO_TIMER_DUMP) cpu_fprintf(f, "TB %08x %08x " #if !defined(CONFIG_USER_ONLY) "DECR %08x" #endif "\n", cpu_ppc_load_tbu(env), cpu_ppc_load_tbl(env) #if !defined(CONFIG_USER_ONLY) , cpu_ppc_load_decr(env) #endif ); #endif for (i = 0; i < 32; i++) { if ((i & (RGPL - 1)) == 0) cpu_fprintf(f, "GPR%02d", i); cpu_fprintf(f, " " REGX, (target_ulong)env->gpr[i]); if ((i & (RGPL - 1)) == (RGPL - 1)) cpu_fprintf(f, "\n"); } cpu_fprintf(f, "CR "); for (i = 0; i < 8; i++) cpu_fprintf(f, "%01x", env->crf[i]); cpu_fprintf(f, " ["); for (i = 0; i < 8; i++) { char a = '-'; if (env->crf[i] & 0x08) a = 'L'; else if (env->crf[i] & 0x04) a = 'G'; else if (env->crf[i] & 0x02) a = 'E'; cpu_fprintf(f, " %c%c", a, env->crf[i] & 0x01 ? 'O' : ' '); } cpu_fprintf(f, " ] " FILL "RES " REGX "\n", env->reserve); for (i = 0; i < 32; i++) { if ((i & (RFPL - 1)) == 0) cpu_fprintf(f, "FPR%02d", i); cpu_fprintf(f, " %016" PRIx64, *((uint64_t *)&env->fpr[i])); if ((i & (RFPL - 1)) == (RFPL - 1)) cpu_fprintf(f, "\n"); } #if !defined(CONFIG_USER_ONLY) cpu_fprintf(f, "SRR0 " REGX " SRR1 " REGX " SDR1 " REGX "\n", env->spr[SPR_SRR0], env->spr[SPR_SRR1], env->sdr1); #endif #undef RGPL #undef RFPL #undef FILL } void cpu_dump_statistics (CPUState *env, FILE*f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...), int flags) { #if defined(DO_PPC_STATISTICS) opc_handler_t **t1, **t2, **t3, *handler; int op1, op2, op3; t1 = env->opcodes; for (op1 = 0; op1 < 64; op1++) { handler = t1[op1]; if (is_indirect_opcode(handler)) { t2 = ind_table(handler); for (op2 = 0; op2 < 32; op2++) { handler = t2[op2]; if (is_indirect_opcode(handler)) { t3 = ind_table(handler); for (op3 = 0; op3 < 32; op3++) { handler = t3[op3]; if (handler->count == 0) continue; cpu_fprintf(f, "%02x %02x %02x (%02x %04d) %16s: " "%016llx %lld\n", op1, op2, op3, op1, (op3 << 5) | op2, handler->oname, handler->count, handler->count); } } else { if (handler->count == 0) continue; cpu_fprintf(f, "%02x %02x (%02x %04d) %16s: " "%016llx %lld\n", op1, op2, op1, op2, handler->oname, handler->count, handler->count); } } } else { if (handler->count == 0) continue; cpu_fprintf(f, "%02x (%02x ) %16s: %016llx %lld\n", op1, op1, handler->oname, handler->count, handler->count); } } #endif } /*****************************************************************************/ static always_inline int gen_intermediate_code_internal (CPUState *env, TranslationBlock *tb, int search_pc) { DisasContext ctx, *ctxp = &ctx; opc_handler_t **table, *handler; target_ulong pc_start; uint16_t *gen_opc_end; int supervisor, little_endian; int single_step, branch_step; int j, lj = -1; pc_start = tb->pc; gen_opc_ptr = gen_opc_buf; gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; gen_opparam_ptr = gen_opparam_buf; #if defined(OPTIMIZE_FPRF_UPDATE) gen_fprf_ptr = gen_fprf_buf; #endif nb_gen_labels = 0; ctx.nip = pc_start; ctx.tb = tb; ctx.exception = POWERPC_EXCP_NONE; ctx.spr_cb = env->spr_cb; supervisor = env->mmu_idx; #if !defined(CONFIG_USER_ONLY) ctx.supervisor = supervisor; #endif little_endian = env->hflags & (1 << MSR_LE) ? 1 : 0; #if defined(TARGET_PPC64) ctx.sf_mode = msr_sf; ctx.mem_idx = (supervisor << 2) | (msr_sf << 1) | little_endian; #else ctx.mem_idx = (supervisor << 1) | little_endian; #endif ctx.dcache_line_size = env->dcache_line_size; ctx.fpu_enabled = msr_fp; #if defined(TARGET_PPCEMB) if ((env->flags & POWERPC_FLAG_SPE) && msr_spe) ctx.spe_enabled = msr_spe; else ctx.spe_enabled = 0; #endif if ((env->flags & POWERPC_FLAG_VRE) && msr_vr) ctx.altivec_enabled = msr_vr; else ctx.altivec_enabled = 0; if ((env->flags & POWERPC_FLAG_SE) && msr_se) single_step = 1; else single_step = 0; if ((env->flags & POWERPC_FLAG_BE) && msr_be) branch_step = 1; else branch_step = 0; ctx.singlestep_enabled = env->singlestep_enabled || single_step == 1; #if defined (DO_SINGLE_STEP) && 0 /* Single step trace mode */ msr_se = 1; #endif /* Set env in case of segfault during code fetch */ while (ctx.exception == POWERPC_EXCP_NONE && gen_opc_ptr < gen_opc_end) { if (unlikely(env->nb_breakpoints > 0)) { for (j = 0; j < env->nb_breakpoints; j++) { if (env->breakpoints[j] == ctx.nip) { gen_update_nip(&ctx, ctx.nip); gen_op_debug(); break; } } } if (unlikely(search_pc)) { j = gen_opc_ptr - gen_opc_buf; if (lj < j) { lj++; while (lj < j) gen_opc_instr_start[lj++] = 0; gen_opc_pc[lj] = ctx.nip; gen_opc_instr_start[lj] = 1; } } #if defined PPC_DEBUG_DISAS if (loglevel & CPU_LOG_TB_IN_ASM) { fprintf(logfile, "----------------\n"); fprintf(logfile, "nip=" ADDRX " super=%d ir=%d\n", ctx.nip, supervisor, (int)msr_ir); } #endif if (unlikely(little_endian)) { ctx.opcode = bswap32(ldl_code(ctx.nip)); } else { ctx.opcode = ldl_code(ctx.nip); } #if defined PPC_DEBUG_DISAS if (loglevel & CPU_LOG_TB_IN_ASM) { fprintf(logfile, "translate opcode %08x (%02x %02x %02x) (%s)\n", ctx.opcode, opc1(ctx.opcode), opc2(ctx.opcode), opc3(ctx.opcode), little_endian ? "little" : "big"); } #endif ctx.nip += 4; table = env->opcodes; handler = table[opc1(ctx.opcode)]; if (is_indirect_opcode(handler)) { table = ind_table(handler); handler = table[opc2(ctx.opcode)]; if (is_indirect_opcode(handler)) { table = ind_table(handler); handler = table[opc3(ctx.opcode)]; } } /* Is opcode *REALLY* valid ? */ if (unlikely(handler->handler == &gen_invalid)) { if (loglevel != 0) { fprintf(logfile, "invalid/unsupported opcode: " "%02x - %02x - %02x (%08x) 0x" ADDRX " %d\n", opc1(ctx.opcode), opc2(ctx.opcode), opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir); } else { printf("invalid/unsupported opcode: " "%02x - %02x - %02x (%08x) 0x" ADDRX " %d\n", opc1(ctx.opcode), opc2(ctx.opcode), opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir); } } else { if (unlikely((ctx.opcode & handler->inval) != 0)) { if (loglevel != 0) { fprintf(logfile, "invalid bits: %08x for opcode: " "%02x - %02x - %02x (%08x) 0x" ADDRX "\n", ctx.opcode & handler->inval, opc1(ctx.opcode), opc2(ctx.opcode), opc3(ctx.opcode), ctx.opcode, ctx.nip - 4); } else { printf("invalid bits: %08x for opcode: " "%02x - %02x - %02x (%08x) 0x" ADDRX "\n", ctx.opcode & handler->inval, opc1(ctx.opcode), opc2(ctx.opcode), opc3(ctx.opcode), ctx.opcode, ctx.nip - 4); } GEN_EXCP_INVAL(ctxp); break; } } (*(handler->handler))(&ctx); #if defined(DO_PPC_STATISTICS) handler->count++; #endif /* Check trace mode exceptions */ if (unlikely(branch_step != 0 && ctx.exception == POWERPC_EXCP_BRANCH)) { GEN_EXCP(ctxp, POWERPC_EXCP_TRACE, 0); } else if (unlikely(single_step != 0 && (ctx.nip <= 0x100 || ctx.nip > 0xF00 || (ctx.nip & 0xFC) != 0x04) && ctx.exception != POWERPC_SYSCALL && ctx.exception != POWERPC_EXCP_TRAP)) { GEN_EXCP(ctxp, POWERPC_EXCP_TRACE, 0); } else if (unlikely(((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) || (env->singlestep_enabled))) { /* if we reach a page boundary or are single stepping, stop * generation */ break; } #if defined (DO_SINGLE_STEP) break; #endif } if (ctx.exception == POWERPC_EXCP_NONE) { gen_goto_tb(&ctx, 0, ctx.nip); } else if (ctx.exception != POWERPC_EXCP_BRANCH) { gen_op_reset_T0(); /* Generate the return instruction */ gen_op_exit_tb(); } *gen_opc_ptr = INDEX_op_end; if (unlikely(search_pc)) { j = gen_opc_ptr - gen_opc_buf; lj++; while (lj <= j) gen_opc_instr_start[lj++] = 0; } else { tb->size = ctx.nip - pc_start; } #if defined(DEBUG_DISAS) if (loglevel & CPU_LOG_TB_CPU) { fprintf(logfile, "---------------- excp: %04x\n", ctx.exception); cpu_dump_state(env, logfile, fprintf, 0); } if (loglevel & CPU_LOG_TB_IN_ASM) { int flags; flags = env->bfd_mach; flags |= little_endian << 16; fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start)); target_disas(logfile, pc_start, ctx.nip - pc_start, flags); fprintf(logfile, "\n"); } if (loglevel & CPU_LOG_TB_OP) { fprintf(logfile, "OP:\n"); dump_ops(gen_opc_buf, gen_opparam_buf); fprintf(logfile, "\n"); } #endif return 0; } int gen_intermediate_code (CPUState *env, struct TranslationBlock *tb) { return gen_intermediate_code_internal(env, tb, 0); } int gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb) { return gen_intermediate_code_internal(env, tb, 1); }