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| author | Peter Collingbourne <peter@pcc.me.uk> | 2017-01-31 18:28:44 +0000 |
|---|---|---|
| committer | Peter Collingbourne <peter@pcc.me.uk> | 2017-01-31 18:28:44 +0000 |
| commit | d763c4cc8574c258fcad9b4fca578c0b2ed61469 (patch) | |
| tree | ee96afc57d25fcdf12c663b1200612fa5b525eb6 /llvm/lib/Target | |
| parent | 8e3e944cd19de44f7e686c5f65912d52e4ff9d9a (diff) | |
| download | bcm5719-llvm-d763c4cc8574c258fcad9b4fca578c0b2ed61469.tar.gz bcm5719-llvm-d763c4cc8574c258fcad9b4fca578c0b2ed61469.zip | |
MC: Introduce the ABS8 symbol modifier.
@ABS8 can be applied to symbols which appear as immediate operands to
instructions that have a 8-bit immediate form for that operand. It causes
the assembler to use the 8-bit form and an 8-bit relocation (e.g. R_386_8
or R_X86_64_8) for the symbol.
Differential Revision: https://reviews.llvm.org/D28688
llvm-svn: 293667
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp b/llvm/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp index da69da51df1..8958f35e85f 100644 --- a/llvm/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp +++ b/llvm/lib/Target/X86/MCTargetDesc/X86ELFObjectWriter.cpp @@ -96,6 +96,7 @@ static unsigned getRelocType64(MCContext &Ctx, SMLoc Loc, default: llvm_unreachable("Unimplemented"); case MCSymbolRefExpr::VK_None: + case MCSymbolRefExpr::VK_X86_ABS8: switch (Type) { case RT64_64: return IsPCRel ? ELF::R_X86_64_PC64 : ELF::R_X86_64_64; @@ -219,6 +220,7 @@ static unsigned getRelocType32(MCContext &Ctx, default: llvm_unreachable("Unimplemented"); case MCSymbolRefExpr::VK_None: + case MCSymbolRefExpr::VK_X86_ABS8: switch (Type) { case RT32_32: return IsPCRel ? ELF::R_386_PC32 : ELF::R_386_32; |
