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Diffstat (limited to 'arm64-link.c')
-rw-r--r--arm64-link.c64
1 files changed, 32 insertions, 32 deletions
diff --git a/arm64-link.c b/arm64-link.c
index 9e0177d..e4305fe 100644
--- a/arm64-link.c
+++ b/arm64-link.c
@@ -90,18 +90,18 @@ int gotplt_entry_type (int reloc_type)
return -1;
}
-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;
unsigned plt_offset;
if (plt->data_offset == 0) {
- section_ptr_add(S, plt, 32);
+ section_ptr_add(plt, 32);
}
plt_offset = plt->data_offset;
- p = section_ptr_add(S, plt, 16);
+ p = section_ptr_add(plt, 16);
write32le(p, got_offset);
write32le(p + 4, (uint64_t) got_offset >> 32);
return plt_offset;
@@ -109,22 +109,22 @@ 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) {
- uint64_t plt = S->plt->sh_addr;
- uint64_t got = S->got->sh_addr + 16;
+ uint64_t plt = s1->plt->sh_addr;
+ uint64_t got = s1->got->sh_addr + 16;
uint64_t off = (got >> 12) - (plt >> 12);
if ((off + ((uint32_t)1 << 20)) >> 21)
- tcc_error(S, "Failed relocating PLT (off=0x%lx, got=0x%lx, plt=0x%lx)", (long)off, (long)got, (long)plt);
+ tcc_error("Failed relocating PLT (off=0x%lx, got=0x%lx, plt=0x%lx)", (long)off, (long)got, (long)plt);
write32le(p, 0xa9bf7bf0); // stp x16,x30,[sp,#-16]!
write32le(p + 4, (0x90000010 | // adrp x16,...
(off & 0x1ffffc) << 3 | (off & 3) << 29));
@@ -137,13 +137,13 @@ ST_FUNC void relocate_plt(TCCState *S)
write32le(p + 24, 0xd503201f); // nop
write32le(p + 28, 0xd503201f); // nop
p += 32;
- got = S->got->sh_addr;
+ got = s1->got->sh_addr;
while (p < p_end) {
- uint64_t pc = plt + (p - S->plt->data);
+ uint64_t pc = plt + (p - s1->plt->data);
uint64_t addr = got + read64le(p);
uint64_t off = (addr >> 12) - (pc >> 12);
if ((off + ((uint32_t)1 << 20)) >> 21)
- tcc_error(S, "Failed relocating PLT (off=0x%lx, addr=0x%lx, pc=0x%lx)", (long)off, (long)addr, (long)pc);
+ tcc_error("Failed relocating PLT (off=0x%lx, addr=0x%lx, pc=0x%lx)", (long)off, (long)addr, (long)pc);
write32le(p, (0x90000010 | // adrp x16,...
(off & 0x1ffffc) << 3 | (off & 3) << 29));
write32le(p + 4, (0xf9400211 | // ldr x17,[x16,#...]
@@ -155,16 +155,16 @@ ST_FUNC void relocate_plt(TCCState *S)
}
}
- if (S->plt->reloc) {
+ if (s1->plt->reloc) {
ElfW_Rel *rel;
- p = S->got->data;
- for_each_elem(S->plt->reloc, 0, rel, ElfW_Rel) {
- write64le(p + rel->r_offset, S->plt->sh_addr);
+ p = s1->got->data;
+ for_each_elem(s1->plt->reloc, 0, rel, ElfW_Rel) {
+ write64le(p + rel->r_offset, s1->plt->sh_addr);
}
}
}
-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 = ELFW(R_SYM)(rel->r_info), esym_index;
#ifdef DEBUG_RELOC
@@ -173,8 +173,8 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
switch(type) {
case R_AARCH64_ABS64:
- 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_AARCH64_ABS64);
@@ -190,7 +190,7 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
add64le(ptr, val);
return;
case R_AARCH64_ABS32:
- 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_AARCH64_RELATIVE even for a 64bit pointer */
qrel->r_offset = rel->r_offset;
@@ -202,9 +202,9 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
add32le(ptr, val);
return;
case R_AARCH64_PREL32:
- 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_AARCH64_PREL32);
@@ -235,7 +235,7 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
case R_AARCH64_ADR_PREL_PG_HI21: {
uint64_t off = (val >> 12) - (addr >> 12);
if ((off + ((uint64_t)1 << 20)) >> 21)
- tcc_error(S, "R_AARCH64_ADR_PREL_PG_HI21 relocation failed");
+ tcc_error("R_AARCH64_ADR_PREL_PG_HI21 relocation failed");
write32le(ptr, ((read32le(ptr) & 0x9f00001f) |
(off & 0x1ffffc) << 3 | (off & 3) << 29));
return;
@@ -268,7 +268,7 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
(char *) symtab_section->link->data + sym->st_name);
#endif
if (((val - addr) + ((uint64_t)1 << 27)) & ~(uint64_t)0xffffffc)
- tcc_error(S, "R_AARCH64_(JUMP|CALL)26 relocation failed"
+ tcc_error("R_AARCH64_(JUMP|CALL)26 relocation failed"
" (val=%lx, addr=%lx)", (long)val, (long)addr);
write32le(ptr, (0x14000000 |
(uint32_t)(type == R_AARCH64_CALL26) << 31 |
@@ -276,10 +276,10 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
return;
case R_AARCH64_ADR_GOT_PAGE: {
uint64_t off =
- (((S->got->sh_addr +
- get_sym_attr(S, sym_index, 0)->got_offset) >> 12) - (addr >> 12));
+ (((s1->got->sh_addr +
+ get_sym_attr(s1, sym_index, 0)->got_offset) >> 12) - (addr >> 12));
if ((off + ((uint64_t)1 << 20)) >> 21)
- tcc_error(S, "R_AARCH64_ADR_GOT_PAGE relocation failed");
+ tcc_error("R_AARCH64_ADR_GOT_PAGE relocation failed");
write32le(ptr, ((read32le(ptr) & 0x9f00001f) |
(off & 0x1ffffc) << 3 | (off & 3) << 29));
return;
@@ -287,8 +287,8 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
case R_AARCH64_LD64_GOT_LO12_NC:
write32le(ptr,
((read32le(ptr) & 0xfff803ff) |
- ((S->got->sh_addr +
- get_sym_attr(S, sym_index, 0)->got_offset) & 0xff8) << 7));
+ ((s1->got->sh_addr +
+ get_sym_attr(s1, sym_index, 0)->got_offset) & 0xff8) << 7));
return;
case R_AARCH64_COPY:
return;
@@ -304,7 +304,7 @@ void relocate(TCCState *S, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t a
return;
case R_AARCH64_RELATIVE:
#ifdef TCC_TARGET_PE
- add32le(ptr, val - S->pe_imagebase);
+ add32le(ptr, val - s1->pe_imagebase);
#endif
/* do nothing */
return;
generated by cgit v1.2.3 (git 2.44.0) at 2024-05-05 00:24:48 +0000