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Diffstat (limited to 'x86_64-link.c')
-rw-r--r--x86_64-link.c76
1 files changed, 38 insertions, 38 deletions
diff --git a/x86_64-link.c b/x86_64-link.c
index eaa7687..83e8f1b 100644
--- a/x86_64-link.c
+++ b/x86_64-link.c
@@ -105,9 +105,9 @@ int gotplt_entry_type (int reloc_type)
}
#if !defined(TCC_TARGET_MACHO) || defined TCC_IS_NATIVE
-ST_FUNC unsigned create_plt_entry(TCCState *S, unsigned got_offset, struct sym_attr *attr)
+ST_FUNC unsigned create_plt_entry(TCCState *s1, unsigned got_offset, struct sym_attr *attr)
{
- Section *plt = S->plt;
+ Section *plt = s1->plt;
uint8_t *p;
int modrm;
unsigned plt_offset, relofs;
@@ -118,7 +118,7 @@ ST_FUNC unsigned create_plt_entry(TCCState *S, unsigned got_offset, struct sym_a
(GOT + PTR_SIZE) and jumps to ld.so resolution routine
(GOT + 2 * PTR_SIZE) */
if (plt->data_offset == 0) {
- p = section_ptr_add(S, plt, 16);
+ p = section_ptr_add(plt, 16);
p[0] = 0xff; /* pushl got + PTR_SIZE */
p[1] = modrm + 0x10;
write32le(p + 2, PTR_SIZE);
@@ -131,10 +131,10 @@ ST_FUNC unsigned create_plt_entry(TCCState *S, unsigned got_offset, struct sym_a
/* The PLT slot refers to the relocation entry it needs via offset.
The reloc entry is created below, so its offset is the current
data_offset */
- relofs = S->plt->reloc ? S->plt->reloc->data_offset : 0;
+ relofs = s1->plt->reloc ? s1->plt->reloc->data_offset : 0;
/* Jump to GOT entry where ld.so initially put the address of ip + 4 */
- p = section_ptr_add(S, plt, 16);
+ p = section_ptr_add(plt, 16);
p[0] = 0xff; /* jmp *(got + x) */
p[1] = modrm;
write32le(p + 2, got_offset);
@@ -148,32 +148,32 @@ ST_FUNC unsigned create_plt_entry(TCCState *S, unsigned got_offset, struct sym_a
/* relocate the PLT: compute addresses and offsets in the PLT now that final
address for PLT and GOT are known (see fill_program_header) */
-ST_FUNC void relocate_plt(TCCState *S)
+ST_FUNC void relocate_plt(TCCState *s1)
{
uint8_t *p, *p_end;
- if (!S->plt)
+ if (!s1->plt)
return;
- p = S->plt->data;
- p_end = p + S->plt->data_offset;
+ p = s1->plt->data;
+ p_end = p + s1->plt->data_offset;
if (p < p_end) {
- int x = S->got->sh_addr - S->plt->sh_addr - 6;
+ int x = s1->got->sh_addr - s1->plt->sh_addr - 6;
add32le(p + 2, x);
add32le(p + 8, x - 6);
p += 16;
while (p < p_end) {
- add32le(p + 2, x + (S->plt->data - p));
+ add32le(p + 2, x + (s1->plt->data - p));
p += 16;
}
}
- if (S->plt->reloc) {
+ if (s1->plt->reloc) {
ElfW_Rel *rel;
- int x = S->plt->sh_addr + 16 + 6;
- p = S->got->data;
- for_each_elem(S->plt->reloc, 0, rel, ElfW_Rel) {
+ int x = s1->plt->sh_addr + 16 + 6;
+ p = s1->got->data;
+ for_each_elem(s1->plt->reloc, 0, rel, ElfW_Rel) {
write64le(p + rel->r_offset, x);
x += 16;
}
@@ -182,7 +182,7 @@ ST_FUNC void relocate_plt(TCCState *S)
#endif
#endif
-void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t addr, addr_t val)
+void relocate(TCCState *s1, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t addr, addr_t val)
{
int sym_index, esym_index;
@@ -190,8 +190,8 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
switch (type) {
case R_X86_64_64:
- if (S->output_type == TCC_OUTPUT_DLL) {
- esym_index = get_sym_attr(S, sym_index, 0)->dyn_index;
+ if (s1->output_type == TCC_OUTPUT_DLL) {
+ esym_index = get_sym_attr(s1, sym_index, 0)->dyn_index;
qrel->r_offset = rel->r_offset;
if (esym_index) {
qrel->r_info = ELFW(R_INFO)(esym_index, R_X86_64_64);
@@ -208,7 +208,7 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
break;
case R_X86_64_32:
case R_X86_64_32S:
- if (S->output_type == TCC_OUTPUT_DLL) {
+ if (s1->output_type == TCC_OUTPUT_DLL) {
/* XXX: this logic may depend on TCC's codegen
now TCC uses R_X86_64_32 even for a 64bit pointer */
qrel->r_offset = rel->r_offset;
@@ -221,9 +221,9 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
break;
case R_X86_64_PC32:
- if (S->output_type == TCC_OUTPUT_DLL) {
+ if (s1->output_type == TCC_OUTPUT_DLL) {
/* DLL relocation */
- esym_index = get_sym_attr(S, sym_index, 0)->dyn_index;
+ esym_index = get_sym_attr(s1, sym_index, 0)->dyn_index;
if (esym_index) {
qrel->r_offset = rel->r_offset;
qrel->r_info = ELFW(R_INFO)(esym_index, R_X86_64_PC32);
@@ -243,20 +243,20 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
long long diff;
diff = (long long)val - addr;
if (diff < -2147483648LL || diff > 2147483647LL) {
- tcc_error(S, "internal error: relocation failed");
+ tcc_error("internal error: relocation failed");
}
add32le(ptr, diff);
}
break;
case R_X86_64_PLTOFF64:
- add64le(ptr, val - S->got->sh_addr + rel->r_addend);
+ add64le(ptr, val - s1->got->sh_addr + rel->r_addend);
break;
case R_X86_64_PC64:
- if (S->output_type == TCC_OUTPUT_DLL) {
+ if (s1->output_type == TCC_OUTPUT_DLL) {
/* DLL relocation */
- esym_index = get_sym_attr(S, sym_index, 0)->dyn_index;
+ esym_index = get_sym_attr(s1, sym_index, 0)->dyn_index;
if (esym_index) {
qrel->r_offset = rel->r_offset;
qrel->r_info = ELFW(R_INFO)(esym_index, R_X86_64_PC64);
@@ -276,28 +276,28 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
case R_X86_64_GOTPCREL:
case R_X86_64_GOTPCRELX:
case R_X86_64_REX_GOTPCRELX:
- add32le(ptr, S->got->sh_addr - addr +
- get_sym_attr(S, sym_index, 0)->got_offset - 4);
+ add32le(ptr, s1->got->sh_addr - addr +
+ get_sym_attr(s1, sym_index, 0)->got_offset - 4);
break;
case R_X86_64_GOTPC32:
- add32le(ptr, S->got->sh_addr - addr + rel->r_addend);
+ add32le(ptr, s1->got->sh_addr - addr + rel->r_addend);
break;
case R_X86_64_GOTPC64:
- add64le(ptr, S->got->sh_addr - addr + rel->r_addend);
+ add64le(ptr, s1->got->sh_addr - addr + rel->r_addend);
break;
case R_X86_64_GOTTPOFF:
- add32le(ptr, val - S->got->sh_addr);
+ add32le(ptr, val - s1->got->sh_addr);
break;
case R_X86_64_GOT32:
/* we load the got offset */
- add32le(ptr, get_sym_attr(S, sym_index, 0)->got_offset);
+ add32le(ptr, get_sym_attr(s1, sym_index, 0)->got_offset);
break;
case R_X86_64_GOT64:
/* we load the got offset */
- add64le(ptr, get_sym_attr(S, sym_index, 0)->got_offset);
+ add64le(ptr, get_sym_attr(s1, sym_index, 0)->got_offset);
break;
case R_X86_64_GOTOFF64:
- add64le(ptr, val - S->got->sh_addr);
+ add64le(ptr, val - s1->got->sh_addr);
break;
case R_X86_64_TLSGD:
{
@@ -320,12 +320,12 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
memcpy(ptr-4, replace, sizeof(replace));
rel[1].r_info = ELFW(R_INFO)(0, R_X86_64_NONE);
sym = &((ElfW(Sym) *)symtab_section->data)[sym_index];
- sec = S->sections[sym->st_shndx];
+ sec = s1->sections[sym->st_shndx];
x = sym->st_value - sec->sh_addr - sec->data_offset;
add32le(ptr + 8, x);
}
else
- tcc_error(S, "unexpected R_X86_64_TLSGD pattern");
+ tcc_error("unexpected R_X86_64_TLSGD pattern");
}
break;
case R_X86_64_TLSLD:
@@ -345,7 +345,7 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
rel[1].r_info = ELFW(R_INFO)(0, R_X86_64_NONE);
}
else
- tcc_error(S, "unexpected R_X86_64_TLSLD pattern");
+ tcc_error("unexpected R_X86_64_TLSLD pattern");
}
break;
case R_X86_64_DTPOFF32:
@@ -356,7 +356,7 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
int32_t x;
sym = &((ElfW(Sym) *)symtab_section->data)[sym_index];
- sec = S->sections[sym->st_shndx];
+ sec = s1->sections[sym->st_shndx];
x = val - sec->sh_addr - sec->data_offset;
add32le(ptr, x);
}
@@ -365,7 +365,7 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
break;
case R_X86_64_RELATIVE:
#ifdef TCC_TARGET_PE
- add32le(ptr, val - S->pe_imagebase);
+ add32le(ptr, val - s1->pe_imagebase);
#endif
/* do nothing */
break;
generated by cgit v1.2.3 (git 2.44.0) at 2024-05-05 05:48:04 +0000