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support for dyngen labels on more hosts
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1231 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard
parent
83b34f8b57
commit
bef79c34a2
96
dyngen.c
96
dyngen.c
@ -1185,6 +1185,26 @@ int load_object(const char *filename)
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#endif /* CONFIG_FORMAT_MACH */
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void get_reloc_expr(char *name, int name_size, const char *sym_name)
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{
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const char *p;
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(name, name_size, "param%s", p);
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} else if (strstart(sym_name, "__op_gen_label", &p)) {
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snprintf(name, name_size, "gen_labels[param%s]", p);
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} else {
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#ifdef HOST_SPARC
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if (sym_name[0] == '.')
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snprintf(name, sizeof(name),
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"(long)(&__dot_%s)",
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sym_name + 1);
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else
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#endif
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snprintf(name, name_size, "(long)(&%s)", sym_name);
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}
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}
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#ifdef HOST_ARM
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int arm_emit_ldr_info(const char *name, unsigned long start_offset,
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@ -1244,11 +1264,7 @@ int arm_emit_ldr_info(const char *name, unsigned long start_offset,
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if (rel->r_offset == (pc_offset + start_offset)) {
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sym_name = get_rel_sym_name(rel);
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/* the compiler leave some unnecessary references to the code */
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(relname, sizeof(relname), "param%s", p);
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} else {
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snprintf(relname, sizeof(relname), "(long)(&%s)", sym_name);
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}
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get_reloc_expr(relname, sizeof(relname), sym_name);
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type = ELF32_R_TYPE(rel->r_info);
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if (type != R_ARM_ABS32)
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error("%s: unsupported data relocation", name);
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@ -1641,13 +1657,7 @@ void gen_code(const char *name, host_ulong offset, host_ulong size,
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continue;
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}
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(name, sizeof(name), "param%s", p);
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} else if (strstart(sym_name, "__op_gen_label", &p)) {
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snprintf(name, sizeof(name), "gen_labels[param%s]", p);
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} else {
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snprintf(name, sizeof(name), "(long)(&%s)", sym_name);
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}
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get_reloc_expr(name, sizeof(name), sym_name);
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addend = get32((uint32_t *)(text + rel->r_offset));
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#ifdef CONFIG_FORMAT_ELF
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type = ELF32_R_TYPE(rel->r_info);
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@ -1705,11 +1715,7 @@ void gen_code(const char *name, host_ulong offset, host_ulong size,
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if (rel->r_offset >= start_offset &&
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rel->r_offset < start_offset + copy_size) {
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sym_name = strtab + symtab[ELFW(R_SYM)(rel->r_info)].st_name;
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(name, sizeof(name), "param%s", p);
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} else {
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snprintf(name, sizeof(name), "(long)(&%s)", sym_name);
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}
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get_reloc_expr(name, sizeof(name), sym_name);
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type = ELF32_R_TYPE(rel->r_info);
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addend = rel->r_addend;
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switch(type) {
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@ -1753,11 +1759,7 @@ void gen_code(const char *name, host_ulong offset, host_ulong size,
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continue;
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}
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(name, sizeof(name), "param%s", p);
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} else {
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snprintf(name, sizeof(name), "(long)(&%s)", sym_name);
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}
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get_reloc_expr(name, sizeof(name), sym_name);
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type = ELF32_R_TYPE(rel->r_info);
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addend = rel->r_addend;
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switch(type) {
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@ -1842,12 +1844,8 @@ void gen_code(const char *name, host_ulong offset, host_ulong size,
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continue; /* dunno how to handle without final_sym_name */
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}
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(final_sym_name, sizeof(final_sym_name), "param%s", p);
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} else {
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snprintf(final_sym_name, sizeof(final_sym_name), "(long)(&%s)", sym_name);
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}
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get_reloc_expr(final_sym_name, sizeof(final_sym_name),
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sym_name);
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switch(type) {
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case PPC_RELOC_BR24:
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fprintf(outfile, "{\n");
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@ -1885,11 +1883,7 @@ void gen_code(const char *name, host_ulong offset, host_ulong size,
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if (rel->r_offset >= start_offset &&
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rel->r_offset < start_offset + copy_size) {
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sym_name = strtab + symtab[ELFW(R_SYM)(rel->r_info)].st_name;
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(name, sizeof(name), "param%s", p);
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} else {
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snprintf(name, sizeof(name), "(long)(&%s)", sym_name);
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}
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get_reloc_expr(name, sizeof(name), sym_name);
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type = ELF32_R_TYPE(rel->r_info);
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addend = rel->r_addend;
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switch(type) {
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@ -1973,11 +1967,7 @@ void gen_code(const char *name, host_ulong offset, host_ulong size,
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for(i = 0, rel = relocs;i < nb_relocs; i++, rel++) {
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if (rel->r_offset >= start_offset && rel->r_offset < start_offset + copy_size) {
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sym_name = strtab + symtab[ELF64_R_SYM(rel->r_info)].st_name;
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(name, sizeof(name), "param%s", p);
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} else {
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snprintf(name, sizeof(name), "(long)(&%s)", sym_name);
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}
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get_reloc_expr(name, sizeof(name), sym_name);
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type = ELF64_R_TYPE(rel->r_info);
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addend = rel->r_addend;
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switch(type) {
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@ -2000,17 +1990,7 @@ void gen_code(const char *name, host_ulong offset, host_ulong size,
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if (rel->r_offset >= start_offset &&
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rel->r_offset < start_offset + copy_size) {
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sym_name = strtab + symtab[ELF32_R_SYM(rel->r_info)].st_name;
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(name, sizeof(name), "param%s", p);
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} else {
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if (sym_name[0] == '.')
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snprintf(name, sizeof(name),
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"(long)(&__dot_%s)",
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sym_name + 1);
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else
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snprintf(name, sizeof(name),
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"(long)(&%s)", sym_name);
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}
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get_reloc_expr(name, sizeof(name), sym_name);
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type = ELF32_R_TYPE(rel->r_info);
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addend = rel->r_addend;
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switch(type) {
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@ -2065,11 +2045,7 @@ void gen_code(const char *name, host_ulong offset, host_ulong size,
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if (rel->r_offset >= start_offset &&
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rel->r_offset < start_offset + copy_size) {
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sym_name = strtab + symtab[ELF64_R_SYM(rel->r_info)].st_name;
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(name, sizeof(name), "param%s", p);
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} else {
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snprintf(name, sizeof(name), "(long)(&%s)", sym_name);
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}
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get_reloc_expr(name, sizeof(name), sym_name);
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type = ELF64_R_TYPE(rel->r_info);
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addend = rel->r_addend;
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switch(type) {
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@ -2131,11 +2107,7 @@ void gen_code(const char *name, host_ulong offset, host_ulong size,
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/* the compiler leave some unnecessary references to the code */
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if (sym_name[0] == '\0')
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continue;
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(name, sizeof(name), "param%s", p);
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} else {
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snprintf(name, sizeof(name), "(long)(&%s)", sym_name);
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}
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get_reloc_expr(name, sizeof(name), sym_name);
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type = ELF32_R_TYPE(rel->r_info);
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addend = get32((uint32_t *)(text + rel->r_offset));
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switch(type) {
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@ -2164,11 +2136,7 @@ void gen_code(const char *name, host_ulong offset, host_ulong size,
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rel->r_offset < start_offset + copy_size) {
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sym = &(symtab[ELFW(R_SYM)(rel->r_info)]);
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sym_name = strtab + symtab[ELFW(R_SYM)(rel->r_info)].st_name;
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if (strstart(sym_name, "__op_param", &p)) {
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snprintf(name, sizeof(name), "param%s", p);
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} else {
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snprintf(name, sizeof(name), "(long)(&%s)", sym_name);
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}
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get_reloc_expr(name, sizeof(name), sym_name);
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type = ELF32_R_TYPE(rel->r_info);
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addend = get32((uint32_t *)(text + rel->r_offset)) + rel->r_addend;
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switch(type) {
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