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Handle FK_PCRel_1 and add a test case for this and FK_PCRel_4.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126157 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Joerg Sonnenberger 2011-02-21 23:25:41 +00:00
parent 68e6beeccc
commit d45e8bf93b
2 changed files with 37 additions and 0 deletions
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4
lib/MC/ELFObjectWriter.cpp
View File

@ -1732,6 +1732,10 @@ unsigned X86ELFObjectWriter::GetRelocType(const MCValue &Target,
assert(Modifier == MCSymbolRefExpr::VK_None);
Type = ELF::R_X86_64_PC16;
break;
case FK_PCRel_1:
assert(Modifier == MCSymbolRefExpr::VK_None);
Type = ELF::R_X86_64_PC8;
break;
}
} else {
switch ((unsigned)Fixup.getKind()) {

33
test/MC/ELF/relocation-pc.s Normal file
View File

@ -0,0 +1,33 @@
// RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o - | elf-dump --dump-section-data | FileCheck %s
// Test that we produce the correct relocation.
loope 0 # R_X86_64_PC8
jmp -256 # R_X86_64_PC32
// CHECK: # Section 0x00000007
// CHECK-NEXT: (('sh_name', 0x0000002c) # '.rela.text'
// CHECK-NEXT: ('sh_type', 0x00000004)
// CHECK-NEXT: ('sh_flags', 0x00000000)
// CHECK-NEXT: ('sh_addr', 0x00000000)
// CHECK-NEXT: ('sh_offset', 0x000000e8)
// CHECK-NEXT: ('sh_size', 0x00000030)
// CHECK-NEXT: ('sh_link', 0x00000005)
// CHECK-NEXT: ('sh_info', 0x00000001)
// CHECK-NEXT: ('sh_addralign', 0x00000008)
// CHECK-NEXT: ('sh_entsize', 0x00000018)
// CHECK-NEXT: ('_relocations', [
// CHECK-NEXT: # Relocation 0x00000000
// CHECK-NEXT: (('r_offset', 0x00000001)
// CHECK-NEXT: ('r_sym', 0x00000000)
// CHECK-NEXT: ('r_type', 0x0000000f)
// CHECK-NEXT: ('r_addend', 0x00000000)
// CHECK-NEXT: ),
// CHECK-NEXT: # Relocation 0x00000001
// CHECK-NEXT: (('r_offset', 0x00000003)
// CHECK-NEXT: ('r_sym', 0x00000000)
// CHECK-NEXT: ('r_type', 0x00000002)
// CHECK-NEXT: ('r_addend', 0x00000000)
// CHECK-NEXT: ),
// CHECK-NEXT: ])
// CHECK-NEXT: ),