diff options
| -rw-r--r-- | lib/MC/ELFObjectWriter.cpp | 4 | ||||
| -rw-r--r-- | test/MC/ELF/relocation-pc.s | 33 |
2 files changed, 37 insertions, 0 deletions
diff --git a/lib/MC/ELFObjectWriter.cpp b/lib/MC/ELFObjectWriter.cpp index 8a00a16cfb..8067b52181 100644 --- a/lib/MC/ELFObjectWriter.cpp +++ b/lib/MC/ELFObjectWriter.cpp @@ -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()) { diff --git a/test/MC/ELF/relocation-pc.s b/test/MC/ELF/relocation-pc.s new file mode 100644 index 0000000000..58c5f410b5 --- /dev/null +++ b/test/MC/ELF/relocation-pc.s @@ -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: ), |