diff options
| author | Jim Grosbach <grosbach@apple.com> | 2010-12-10 21:05:07 +0000 |
|---|---|---|
| committer | Jim Grosbach <grosbach@apple.com> | 2010-12-10 21:05:07 +0000 |
| commit | e69f72493517b940c6c40824ca8356c208bba15a (patch) | |
| tree | adb8a5378446ebc112f0c5bfc1d8d18418c93d61 /llvm/lib | |
| parent | e991a6ee5ad4056e9912ebc3861c3d3320093898 (diff) | |
| download | bcm5719-llvm-e69f72493517b940c6c40824ca8356c208bba15a.tar.gz bcm5719-llvm-e69f72493517b940c6c40824ca8356c208bba15a.zip | |
Fix encoding of 'U' bit for Thumb2 STRD/LDRD instructions. rdar://8755726
llvm-svn: 121524
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMMCCodeEmitter.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/llvm/lib/Target/ARM/ARMMCCodeEmitter.cpp b/llvm/lib/Target/ARM/ARMMCCodeEmitter.cpp index bf869f703bc..df28a992913 100644 --- a/llvm/lib/Target/ARM/ARMMCCodeEmitter.cpp +++ b/llvm/lib/Target/ARM/ARMMCCodeEmitter.cpp @@ -552,9 +552,9 @@ getAddrModeImm12OpValue(const MCInst &MI, unsigned OpIdx, uint32_t ARMMCCodeEmitter:: getT2AddrModeImm8s4OpValue(const MCInst &MI, unsigned OpIdx, SmallVectorImpl<MCFixup> &Fixups) const { - // {17-13} = reg - // {12} = (U)nsigned (add == '1', sub == '0') - // {11-0} = imm8 + // {12-9} = reg + // {8} = (U)nsigned (add == '1', sub == '0') + // {7-0} = imm8 unsigned Reg, Imm8; bool isAdd = true; // If The first operand isn't a register, we have a label reference. @@ -576,7 +576,7 @@ getT2AddrModeImm8s4OpValue(const MCInst &MI, unsigned OpIdx, uint32_t Binary = (Imm8 >> 2) & 0xff; // Immediate is always encoded as positive. The 'U' bit controls add vs sub. if (isAdd) - Binary |= (1 << 9); + Binary |= (1 << 8); Binary |= (Reg << 9); return Binary; } |
