From fd652df8b36a9d3e6b09ae2b9f7bcb07e88fdfaa Mon Sep 17 00:00:00 2001 From: Jiangning Liu Date: Thu, 2 Aug 2012 08:29:50 +0000 Subject: Fix #13035, a bug around Thumb instruction LDRD/STRD with negative #0 offset index issue. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161162 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/ARM/AsmParser/ARMAsmParser.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'lib/Target/ARM/AsmParser') diff --git a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp index 89f7ec2..c3610c8 100644 --- a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp +++ b/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) -- cgit v1.1