From 57fec1fee94aa9f7d2519e8c354f100fc36bc9fa Mon Sep 17 00:00:00 2001
From: bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Fri, 1 Feb 2008 10:50:11 +0000
Subject: use the TCG code generator

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3944 c046a42c-6fe2-441c-8c8c-71466251a162
---
 target-ppc/op.c        | 15 ---------------
 target-ppc/translate.c | 48 ++++++++----------------------------------------
 2 files changed, 8 insertions(+), 55 deletions(-)

(limited to 'target-ppc')

diff --git a/target-ppc/op.c b/target-ppc/op.c
index c950579a1b..6cda0f0f64 100644
--- a/target-ppc/op.c
+++ b/target-ppc/op.c
@@ -222,11 +222,6 @@ void OPPROTO op_debug (void)
     do_raise_exception(EXCP_DEBUG);
 }
 
-void OPPROTO op_exit_tb (void)
-{
-    EXIT_TB();
-}
-
 /* Load/store special registers */
 void OPPROTO op_load_cr (void)
 {
@@ -674,16 +669,6 @@ void OPPROTO op_setlr_64 (void)
 }
 #endif
 
-void OPPROTO op_goto_tb0 (void)
-{
-    GOTO_TB(op_goto_tb0, PARAM1, 0);
-}
-
-void OPPROTO op_goto_tb1 (void)
-{
-    GOTO_TB(op_goto_tb1, PARAM1, 1);
-}
-
 void OPPROTO op_b_T1 (void)
 {
     env->nip = (uint32_t)(T1 & ~3);
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 1313a77362..c9530eb17e 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -26,6 +26,7 @@
 #include "cpu.h"
 #include "exec-all.h"
 #include "disas.h"
+#include "tcg-op.h"
 
 /* Include definitions for instructions classes and implementations flags */
 //#define DO_SINGLE_STEP
@@ -36,28 +37,12 @@
 
 /*****************************************************************************/
 /* 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)
@@ -2798,11 +2783,9 @@ static always_inline void gen_goto_tb (DisasContext *ctx, int n,
 {
     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));
+    if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) &&
+        !ctx->singlestep_enabled) {
+        tcg_gen_goto_tb(n);
         gen_set_T1(dest);
 #if defined(TARGET_PPC64)
         if (ctx->sf_mode)
@@ -2810,10 +2793,7 @@ static always_inline void gen_goto_tb (DisasContext *ctx, int n,
         else
 #endif
             gen_op_b_T1();
-        gen_op_set_T0((long)tb + n);
-        if (ctx->singlestep_enabled)
-            gen_op_debug();
-        gen_op_exit_tb();
+        tcg_gen_exit_tb((long)tb + n);
     } else {
         gen_set_T1(dest);
 #if defined(TARGET_PPC64)
@@ -2822,10 +2802,9 @@ static always_inline void gen_goto_tb (DisasContext *ctx, int n,
         else
 #endif
             gen_op_b_T1();
-        gen_op_reset_T0();
         if (ctx->singlestep_enabled)
             gen_op_debug();
-        gen_op_exit_tb();
+        tcg_gen_exit_tb(0);
     }
 }
 
@@ -2934,7 +2913,6 @@ static always_inline void gen_bcond (DisasContext *ctx, int type)
                 else
 #endif
                     gen_op_b_T1();
-                gen_op_reset_T0();
                 goto no_test;
             }
             break;
@@ -3005,11 +2983,10 @@ static always_inline void gen_bcond (DisasContext *ctx, int type)
         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();
+        tcg_gen_exit_tb(0);
     }
  out:
     ctx->exception = POWERPC_EXCP_BRANCH;
@@ -6176,13 +6153,10 @@ static always_inline int gen_intermediate_code_internal (CPUState *env,
     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;
@@ -6332,9 +6306,8 @@ static always_inline int gen_intermediate_code_internal (CPUState *env,
     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();
+        tcg_gen_exit_tb(0);
     }
     *gen_opc_ptr = INDEX_op_end;
     if (unlikely(search_pc)) {
@@ -6358,11 +6331,6 @@ static always_inline int gen_intermediate_code_internal (CPUState *env,
         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;
 }
-- 
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