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-rw-r--r--lib/Target/ARM/Disassembler/ARMDisassembler.cpp5
-rw-r--r--lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp4
2 files changed, 7 insertions, 2 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;
diff --git a/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp b/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp
index 0a0f1d07b5..0cae477627 100644
--- a/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp
+++ b/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp
@@ -802,7 +802,9 @@ void ARMInstPrinter::printT2AddrModeImm8Operand(const MCInst *MI,
int32_t OffImm = (int32_t)MO2.getImm();
// Don't print +0.
- if (OffImm < 0)
+ if (OffImm == INT32_MIN)
+ O << ", #-0";
+ else if (OffImm < 0)
O << ", #-" << -OffImm;
else if (OffImm > 0)
O << ", #" << OffImm;