diff options
Diffstat (limited to 'qemu/dyngen.c')
| -rw-r--r-- | qemu/dyngen.c | 129 |
1 files changed, 127 insertions, 2 deletions
diff --git a/qemu/dyngen.c b/qemu/dyngen.c index 3b073c18..e4ea3b13 100644 --- a/qemu/dyngen.c +++ b/qemu/dyngen.c @@ -117,6 +117,13 @@ #define elf_check_arch(x) ((x) == EM_68K) #define ELF_USES_RELOCA +#elif defined(HOST_HPPA) + +#define ELF_CLASS ELFCLASS32 +#define ELF_ARCH EM_PARISC +#define elf_check_arch(x) ((x) == EM_PARISC) +#define ELF_USES_RELOCA + #elif defined(HOST_MIPS) #define ELF_CLASS ELFCLASS32 @@ -1223,7 +1230,7 @@ int get_reloc_expr(char *name, int name_size, const char *sym_name) snprintf(name, name_size, "param%s", p); return 1; } else { -#ifdef HOST_SPARC +#if defined(HOST_SPARC) || defined(HOST_HPPA) if (sym_name[0] == '.') snprintf(name, name_size, "(long)(&__dot_%s)", @@ -1661,6 +1668,43 @@ void gen_code(const char *name, host_ulong offset, host_ulong size, error("rts expected at the end of %s", name); copy_size = p - p_start; } +#elif defined(HOST_HPPA) + { + uint8_t *p; + p = p_start; + while (p < p_end) { + uint32_t insn = get32((uint32_t *)p); + if (insn == 0x6bc23fd9 || /* stw rp,-14(sp) */ + insn == 0x08030241 || /* copy r3,r1 */ + insn == 0x081e0243 || /* copy sp,r3 */ + (insn & 0xffffc000) == 0x37de0000 || /* ldo x(sp),sp */ + (insn & 0xffffc000) == 0x6fc10000) /* stwm r1,x(sp) */ + p += 4; + else + break; + } + start_offset += p - p_start; + p_start = p; + p = p_end - 4; + + while (p > p_start) { + uint32_t insn = get32((uint32_t *)p); + if ((insn & 0xffffc000) == 0x347e0000 || /* ldo x(r3),sp */ + (insn & 0xffe0c000) == 0x4fc00000 || /* ldwm x(sp),rx */ + (insn & 0xffffc000) == 0x37de0000 || /* ldo x(sp),sp */ + insn == 0x48623fd9 || /* ldw -14(r3),rp */ + insn == 0xe840c000 || /* bv r0(rp) */ + insn == 0xe840c002) /* bv,n r0(rp) */ + p -= 4; + else + break; + } + p += 4; + if (p <= p_start) + error("empty code for %s", name); + + copy_size = p - p_start; + } #elif defined(HOST_MIPS) || defined(HOST_MIPS64) { #define INSN_RETURN 0x03e00008 @@ -1746,7 +1790,7 @@ void gen_code(const char *name, host_ulong offset, host_ulong size, !strstart(sym_name, "__op_param", NULL) && !strstart(sym_name, "__op_jmp", NULL) && !strstart(sym_name, "__op_gen_label", NULL)) { -#if defined(HOST_SPARC) +#if defined(HOST_SPARC) || defined(HOST_HPPA) if (sym_name[0] == '.') { fprintf(outfile, "extern char __dot_%s __asm__(\"%s\");\n", @@ -1774,8 +1818,13 @@ void gen_code(const char *name, host_ulong offset, host_ulong size, } } +#ifdef __hppa__ + fprintf(outfile, " memcpy(gen_code_ptr, (void *)((char *)__canonicalize_funcptr_for_compare(%s)+%d), %d);\n", + name, (int)(start_offset - offset), copy_size); +#else fprintf(outfile, " memcpy(gen_code_ptr, (void *)((char *)&%s+%d), %d);\n", name, (int)(start_offset - offset), copy_size); +#endif /* emit code offset information */ { @@ -2581,6 +2630,82 @@ void gen_code(const char *name, host_ulong offset, host_ulong size, } } } +#elif defined(HOST_HPPA) + { + char relname[256]; + int type, is_label; + int addend; + int reloc_offset; + for (i = 0, rel = relocs; i < nb_relocs; i++, rel++) { + if (rel->r_offset >= start_offset && + rel->r_offset < start_offset + copy_size) { + sym_name = get_rel_sym_name(rel); + sym_name = strtab + symtab[ELF32_R_SYM(rel->r_info)].st_name; + is_label = get_reloc_expr(relname, sizeof(relname), sym_name); + type = ELF32_R_TYPE(rel->r_info); + addend = rel->r_addend; + reloc_offset = rel->r_offset - start_offset; + + if (is_label) { + switch (type) { + case R_PARISC_PCREL17F: + fprintf(outfile, +" tcg_out_reloc(s, gen_code_ptr + %d, %d, %s, %d);\n", + reloc_offset, type, relname, addend); + break; + default: + error("unsupported hppa label relocation (%d)", type); + } + } else { + switch (type) { + case R_PARISC_DIR21L: + fprintf(outfile, +" hppa_patch21l((uint32_t *)(gen_code_ptr + %d), %s, %d);\n", + reloc_offset, relname, addend); + break; + case R_PARISC_DIR14R: + fprintf(outfile, +" hppa_patch14r((uint32_t *)(gen_code_ptr + %d), %s, %d);\n", + reloc_offset, relname, addend); + break; + case R_PARISC_PCREL17F: + if (strstart(sym_name, "__op_gen_label", NULL)) { + fprintf(outfile, +" hppa_patch17f((uint32_t *)(gen_code_ptr + %d), %s, %d);\n", + reloc_offset, relname, addend); + } else { + fprintf(outfile, +" HPPA_RECORD_BRANCH(hppa_stubs, (uint32_t *)(gen_code_ptr + %d), %s);\n", + reloc_offset, relname); + } + break; + case R_PARISC_DPREL21L: + if (strstart(sym_name, "__op_param", &p)) + fprintf(outfile, +" hppa_load_imm21l((uint32_t *)(gen_code_ptr + %d), param%s, %d);\n", + reloc_offset, p, addend); + else + fprintf(outfile, +" hppa_patch21l_dprel((uint32_t *)(gen_code_ptr + %d), %s, %d);\n", + reloc_offset, relname, addend); + break; + case R_PARISC_DPREL14R: + if (strstart(sym_name, "__op_param", &p)) + fprintf(outfile, +" hppa_load_imm14r((uint32_t *)(gen_code_ptr + %d), param%s, %d);\n", + reloc_offset, p, addend); + else + fprintf(outfile, +" hppa_patch14r_dprel((uint32_t *)(gen_code_ptr + %d), %s, %d);\n", + reloc_offset, relname, addend); + break; + default: + error("unsupported hppa relocation (%d)", type); + } + } + } + } + } #elif defined(HOST_MIPS) || defined(HOST_MIPS64) { for (i = 0, rel = relocs; i < nb_relocs; i++, rel++) { |