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| author | Jiangning Liu <jiangning.liu@arm.com> | 2012-08-02 08:29:50 +0000 |
|---|---|---|
| committer | Jiangning Liu <jiangning.liu@arm.com> | 2012-08-02 08:29:50 +0000 |
| commit | 6a43bf7d74677d1ea8956766fa745a28080b464d (patch) | |
| tree | b62f8e9c70a6b51dd9ed2c2abbba5b917f75d614 /llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp | |
| parent | 288e1af8c8485edef4ff6d3d3c388a05df3b0ef7 (diff) | |
| download | bcm5719-llvm-6a43bf7d74677d1ea8956766fa745a28080b464d.tar.gz bcm5719-llvm-6a43bf7d74677d1ea8956766fa745a28080b464d.zip | |
Fix #13035, a bug around Thumb instruction LDRD/STRD with negative #0 offset index issue.
llvm-svn: 161162
Diffstat (limited to 'llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp')
| -rw-r--r-- | llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp index 89f7ec227eb..c3610c81a61 100644 --- a/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp +++ b/llvm/lib/Target/ARM/AsmParser/ARMAsmParser.cpp @@ -1040,7 +1040,8 @@ public: // Immediate offset a multiple of 4 in range [-1020, 1020]. if (!Memory.OffsetImm) return true; int64_t Val = Memory.OffsetImm->getValue(); - return Val >= -1020 && Val <= 1020 && (Val & 3) == 0; + // Special case, #-0 is INT32_MIN. + return (Val >= -1020 && Val <= 1020 && (Val & 3) == 0) || Val == INT32_MIN; } bool isMemImm0_1020s4Offset() const { if (!isMemory() || Memory.OffsetRegNum != 0 || Memory.Alignment != 0) |
