diff options
| author | Owen Anderson <resistor@mac.com> | 2011-09-16 21:08:33 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2011-09-16 21:08:33 +0000 |
| commit | 705b48ff860e7484f0adee88362dbe1936ae936b (patch) | |
| tree | c68538d7cb8563237d0a238f39409c85c4d612a6 /lib/Target/ARM/Disassembler/ARMDisassembler.cpp | |
| parent | 642caea2c624aaeb492a112d60f419ee4d1a10c7 (diff) | |
Fix disassembly of Thumb2 LDRSH with a #-0 offset.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139943 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/Disassembler/ARMDisassembler.cpp')
| -rw-r--r-- | lib/Target/ARM/Disassembler/ARMDisassembler.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp index 685b921b4e..2818e77afc 100644 --- a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp +++ b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp @@ -2731,7 +2731,10 @@ static DecodeStatus DecodeT2AddrModeImm0_1020s4(llvm::MCInst &Inst,unsigned Val, static DecodeStatus DecodeT2Imm8(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { int imm = Val & 0xFF; - if (!(Val & 0x100)) imm *= -1; + if (Val == 0) + imm = INT32_MIN; + else if (!(Val & 0x100)) + imm *= -1; Inst.addOperand(MCOperand::CreateImm(imm)); return MCDisassembler::Success; |