diff options
Diffstat (limited to 'src/cmd/5l/asm.c')
-rw-r--r-- | src/cmd/5l/asm.c | 57 |
1 files changed, 31 insertions, 26 deletions
diff --git a/src/cmd/5l/asm.c b/src/cmd/5l/asm.c index 04f2a9c6c..a1220a38e 100644 --- a/src/cmd/5l/asm.c +++ b/src/cmd/5l/asm.c @@ -125,7 +125,7 @@ adddynrel(Sym *s, Reloc *r) // Handle relocations found in ELF object files. case 256 + R_ARM_PLT32: r->type = D_CALL; - if(targ->dynimpname != nil && !targ->dynexport) { + if(targ->type == SDYNIMPORT) { addpltsym(targ); r->sym = lookup(".plt", 0); r->add = braddoff(r->add, targ->plt / 4); @@ -138,7 +138,7 @@ adddynrel(Sym *s, Reloc *r) return; case 256 + R_ARM_GOT32: // R_ARM_GOT_BREL - if(targ->dynimpname == nil || targ->dynexport) { + if(targ->type != SDYNIMPORT) { addgotsyminternal(targ); } else { addgotsym(targ); @@ -149,7 +149,7 @@ adddynrel(Sym *s, Reloc *r) return; case 256 + R_ARM_GOT_PREL: // GOT(S) + A - P - if(targ->dynimpname == nil || targ->dynexport) { + if(targ->type != SDYNIMPORT) { addgotsyminternal(targ); } else { addgotsym(targ); @@ -171,7 +171,7 @@ adddynrel(Sym *s, Reloc *r) case 256 + R_ARM_CALL: r->type = D_CALL; - if(targ->dynimpname != nil && !targ->dynexport) { + if(targ->type == SDYNIMPORT) { addpltsym(targ); r->sym = lookup(".plt", 0); r->add = braddoff(r->add, targ->plt / 4); @@ -184,7 +184,7 @@ adddynrel(Sym *s, Reloc *r) return; case 256 + R_ARM_ABS32: - if(targ->dynimpname != nil && !targ->dynexport) + if(targ->type == SDYNIMPORT) diag("unexpected R_ARM_ABS32 relocation for dynamic symbol %s", targ->name); r->type = D_ADDR; return; @@ -201,7 +201,7 @@ adddynrel(Sym *s, Reloc *r) case 256 + R_ARM_PC24: case 256 + R_ARM_JUMP24: r->type = D_CALL; - if(targ->dynimpname != nil && !targ->dynexport) { + if(targ->type == SDYNIMPORT) { addpltsym(targ); r->sym = lookup(".plt", 0); r->add = braddoff(r->add, targ->plt / 4); @@ -210,7 +210,7 @@ adddynrel(Sym *s, Reloc *r) } // Handle references to ELF symbols from our own object files. - if(targ->dynimpname == nil || targ->dynexport) + if(targ->type != SDYNIMPORT) return; switch(r->type) { @@ -240,12 +240,13 @@ adddynrel(Sym *s, Reloc *r) } int -elfreloc1(Reloc *r, vlong off, int32 elfsym, vlong add) +elfreloc1(Reloc *r, vlong sectoff) { - USED(add); // written to obj file by ../ld/data.c's reloc - - LPUT(off); + int32 elfsym; + + LPUT(sectoff); + elfsym = r->xsym->elfsym; switch(r->type) { default: return -1; @@ -295,6 +296,16 @@ elfsetupplt(void) } int +machoreloc1(Reloc *r, vlong sectoff) +{ + USED(r); + USED(sectoff); + + return -1; +} + + +int archreloc(Reloc *r, Sym *s, vlong *val) { switch(r->type) { @@ -324,15 +335,16 @@ archreloc(Reloc *r, Sym *s, vlong *val) *val = braddoff((0xff000000U & (uint32)r->add), (0xffffff & (uint32) ((symaddr(r->sym) + ((uint32)r->add) * 4 - (s->value + r->off)) / 4))); - return 0; -} -return -1; + return 0; + } + return -1; } static Reloc * addpltreloc(Sym *plt, Sym *got, Sym *sym, int typ) { -Reloc *r; + Reloc *r; + r = addrel(plt); r->sym = got; r->off = plt->size; @@ -437,20 +449,13 @@ adddynsym(Sym *s) if(s->dynid >= 0) return; - if(s->dynimpname == nil) { - s->dynimpname = s->name; - //diag("adddynsym: no dynamic name for %s", s->name); - } - if(iself) { s->dynid = nelfsym++; d = lookup(".dynsym", 0); /* name */ - name = s->dynimpname; - if(name == nil) - name = s->name; + name = s->extname; adduint32(d, addstring(lookup(".dynstr", 0), name)); /* value */ @@ -464,7 +469,7 @@ adddynsym(Sym *s) /* type */ t = STB_GLOBAL << 4; - if(s->dynexport && (s->type&SMASK) == STEXT) + if((s->cgoexport & CgoExportDynamic) && (s->type&SMASK) == STEXT) t |= STT_FUNC; else t |= STT_OBJECT; @@ -472,7 +477,7 @@ adddynsym(Sym *s) adduint8(d, 0); /* shndx */ - if(!s->dynexport && s->dynimpname != nil) + if(s->type == SDYNIMPORT) adduint16(d, SHN_UNDEF); else { switch(s->type) { @@ -600,7 +605,7 @@ asmb(void) Bprint(&bso, "%5.2f dwarf\n", cputime()); dwarfemitdebugsections(); - if(isobj) + if(linkmode == LinkExternal) elfemitreloc(); } break; |