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* Add support for R_ARM_ABS32 to kernel ELF linker

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* Removal of some commented out (messy) code



git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@40929 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ithamar R. Adema 2011-03-13 15:48:52 +00:00
parent 5707f2519c
commit 60644e6de6
1 changed files with 9 additions and 74 deletions
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83
src/system/kernel/arch/arm/arch_elf.cpp
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@ -189,6 +189,7 @@ arch_elf_relocate_rel(struct elf_image_info *image,
switch (ELF32_R_TYPE(rel[i].r_info)) {
case R_ARM_JMP_SLOT:
case R_ARM_GLOB_DAT:
case R_ARM_ABS32:
{
struct Elf32_Sym *symbol;
status_t status;
@ -215,6 +216,7 @@ arch_elf_relocate_rel(struct elf_image_info *image,
// calc A
switch (ELF32_R_TYPE(rel[i].r_info)) {
case R_ARM_ABS32:
case R_ARM_RELATIVE:
A = *(addr_t *)(image->text_region.delta + rel[i].r_offset);
TRACE(("A %p\n", (void *)A));
@ -232,7 +234,9 @@ arch_elf_relocate_rel(struct elf_image_info *image,
case R_ARM_GLOB_DAT:
finalAddress = S;
break;
case R_ARM_ABS32:
finalAddress = S + A;
break;
default:
dprintf("arch_elf_relocate_rel: unhandled relocation type %d\n",
ELF32_R_TYPE(rel[i].r_info));
@ -367,89 +371,20 @@ arch_elf_relocate_rela(struct elf_image_info *image,
break;
}
#warning ARM:ADDOTHERREL
switch (ELF32_R_TYPE(rel[i].r_info)) {
// case R_ARM_BREL_ADJ:
// ?B(S) + A
/* case R_ARM_TLS_DESC:
case R_ARM_THM_XPC22 reserved for future Dynamic relocations:
case R_ARM_TLS_DTPMOD32:
Module[S]
case R_ARM_TLS_DTPOFF32:
S + A ? TLS
case R_ARM_TLS_TPOFF32:
S + A ? tp
*/
case R_ARM_GLOB_DAT:
write_32(P,(S + A) | T);
break;
/* case R_ARM_JUMP_SLOT:
(S + A) | T
case R_ARM_RELATIVE:
B(S) + A [Note: see Table 4-16]
*/
case R_ARM_NONE:
break;
case R_ARM_COPY:
// TODO: Implement!
dprintf("arch_elf_relocate_rela(): R_68K_COPY not yet "
"supported!\n");
default:
dprintf("arch_elf_relocate_rela(): unhandled "
"relocation type %d!\n",
ELF32_R_TYPE(rel[i].r_info));
return B_ERROR;
/*
case R_68K_32:
case R_68K_GLOB_DAT:
write_32(P, S + A);
break;
case R_68K_16:
if (write_16_check(P, S + A))
break;
dprintf("R_68K_16 overflow\n");
return B_BAD_DATA;
case R_68K_8:
if (write_8_check(P, S + A))
break;
dprintf("R_68K_8 overflow\n");
return B_BAD_DATA;
case R_68K_PC32:
write_32(P, (S + A - P));
break;
case R_68K_PC16:
if (write_16_check(P, (S + A - P)))
break;
dprintf("R_68K_PC16 overflow\n");
return B_BAD_DATA;
case R_68K_PC8:
if (write_8(P, (S + A - P)))
break;
dprintf("R_68K_PC8 overflow\n");
return B_BAD_DATA;
case R_68K_GOT32:
REQUIRE_GOT;
write_32(P, (G + A - P));
break;
*/
}
}
#warning ARM: FIXME!!!!!!!