From f1d3452762268dfd3f6393589e958699a663f00b Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Thu, 4 Mar 1999 23:26:43 +0000 Subject: (__elf_machine_runtime_setup): DT_PLTGOT has already been relocated. (__elf_machine_fixup_plt): Likewise. Minor cleanups. --- sysdeps/powerpc/dl-machine.c | 42 ++++++++++++++++-------------------------- 1 file changed, 16 insertions(+), 26 deletions(-) (limited to 'sysdeps') diff --git a/sysdeps/powerpc/dl-machine.c b/sysdeps/powerpc/dl-machine.c index 35086997b5..040f5ebc95 100644 --- a/sysdeps/powerpc/dl-machine.c +++ b/sysdeps/powerpc/dl-machine.c @@ -163,8 +163,7 @@ __elf_machine_runtime_setup (struct link_map *map, int lazy, int profile) /* Fill in the PLT. Its initial contents are directed to a function earlier in the PLT which arranges for the dynamic linker to be called back. */ - Elf32_Word *plt = (Elf32_Word *) ((char *) map->l_addr - + map->l_info[DT_PLTGOT]->d_un.d_val); + Elf32_Word *plt = (Elf32_Word *) map->l_info[DT_PLTGOT]->d_un.d_val; Elf32_Word num_plt_entries = (map->l_info[DT_PLTRELSZ]->d_un.d_val / sizeof (Elf32_Rela)); Elf32_Word rel_offset_words = PLT_DATA_START_WORDS (num_plt_entries); @@ -231,11 +230,11 @@ __elf_machine_runtime_setup (struct link_map *map, int lazy, int profile) OPCODE_ADDIS (11, 11, (((Elf32_Word) (char*) (plt + rel_offset_words) + 0x8000) >> 16)); plt[PLT_LONGBRANCH_ENTRY_WORDS+1] = - OPCODE_LWZ (11, (Elf32_Word) (char*) (plt+rel_offset_words), 11); + OPCODE_LWZ (11, (Elf32_Word) (char*) (plt + rel_offset_words), 11); /* Call the procedure at that address. */ - plt[PLT_LONGBRANCH_ENTRY_WORDS+2] = OPCODE_MTCTR (11); - plt[PLT_LONGBRANCH_ENTRY_WORDS+3] = OPCODE_BCTR (); + plt[PLT_LONGBRANCH_ENTRY_WORDS + 2] = OPCODE_MTCTR (11); + plt[PLT_LONGBRANCH_ENTRY_WORDS + 3] = OPCODE_BCTR (); /* Now, we've modified code (quite a lot of code, possibly). We @@ -251,9 +250,9 @@ __elf_machine_runtime_setup (struct link_map *map, int lazy, int profile) PowerPC processors have line sizes of exactly 32 bytes. */ size_modified = lazy ? rel_offset_words : PLT_INITIAL_ENTRY_WORDS; - for (i = 0; i < size_modified; i+=8) + for (i = 0; i < size_modified; i+= 8) PPC_DCBST (plt + i); - PPC_DCBST (plt + size_modified-1); + PPC_DCBST (plt + size_modified - 1); PPC_SYNC; PPC_ICBI (plt); PPC_ICBI (plt + size_modified-1); @@ -277,8 +276,7 @@ __elf_machine_fixup_plt(struct link_map *map, const Elf32_Rela *reloc, Elf32_Word *plt; Elf32_Word index; - plt = (Elf32_Word *)((char *)map->l_addr - + map->l_info[DT_PLTGOT]->d_un.d_val); + plt = (Elf32_Word *) map->l_info[DT_PLTGOT]->d_un.d_val; index = (reloc_addr - plt - PLT_INITIAL_ENTRY_WORDS)/2; if (index >= PLT_DOUBLE_SIZE) { @@ -351,20 +349,16 @@ __process_machine_rela (struct link_map *map, case R_PPC_ADDR24: if (finaladdr > 0x01fffffc && finaladdr < 0xfe000000) - { - _dl_signal_error(0, map->l_name, - "R_PPC_ADDR24 relocation out of range"); - } + _dl_signal_error (0, map->l_name, + "R_PPC_ADDR24 relocation out of range"); *reloc_addr = (*reloc_addr & 0xfc000003) | (finaladdr & 0x3fffffc); break; case R_PPC_ADDR16: case R_PPC_UADDR16: if (finaladdr > 0x7fff && finaladdr < 0x8000) - { - _dl_signal_error(0, map->l_name, - "R_PPC_ADDR16 relocation out of range"); - } + _dl_signal_error (0, map->l_name, + "R_PPC_ADDR16 relocation out of range"); *(Elf32_Half*) reloc_addr = finaladdr; break; @@ -384,10 +378,8 @@ __process_machine_rela (struct link_map *map, case R_PPC_ADDR14_BRTAKEN: case R_PPC_ADDR14_BRNTAKEN: if (finaladdr > 0x7fff && finaladdr < 0x8000) - { - _dl_signal_error(0, map->l_name, - "R_PPC_ADDR14 relocation out of range"); - } + _dl_signal_error (0, map->l_name, + "R_PPC_ADDR14 relocation out of range"); *reloc_addr = (*reloc_addr & 0xffff0003) | (finaladdr & 0xfffc); if (rinfo != R_PPC_ADDR14) *reloc_addr = ((*reloc_addr & 0xffdfffff) @@ -399,10 +391,8 @@ __process_machine_rela (struct link_map *map, { Elf32_Sword delta = finaladdr - (Elf32_Word) (char *) reloc_addr; if (delta << 6 >> 6 != delta) - { - _dl_signal_error(0, map->l_name, - "R_PPC_REL24 relocation out of range"); - } + _dl_signal_error (0, map->l_name, + "R_PPC_REL24 relocation out of range"); *reloc_addr = (*reloc_addr & 0xfc000003) | (delta & 0x3fffffc); } break; @@ -432,7 +422,7 @@ __process_machine_rela (struct link_map *map, return; case R_PPC_JMP_SLOT: - elf_machine_fixup_plt(map, reloc, reloc_addr, finaladdr); + elf_machine_fixup_plt (map, reloc, reloc_addr, finaladdr); return; default: -- cgit v1.2.3