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| author | Jiangning Liu <jiangning.liu@arm.com> | 2012-08-02 08:13:13 +0000 |
|---|---|---|
| committer | Jiangning Liu <jiangning.liu@arm.com> | 2012-08-02 08:13:13 +0000 |
| commit | 1fb27eccf5b7eabde9678d84411eb1df8a693683 (patch) | |
| tree | 8d53d92a72109753456e6edb1b3886f8704441e7 /lib/Target/ARM/InstPrinter | |
| parent | ac89c0ddfdcf22a7bdaec3dd7e5de5f30ffcaf43 (diff) | |
| download | llvm-1fb27eccf5b7eabde9678d84411eb1df8a693683.tar.gz llvm-1fb27eccf5b7eabde9678d84411eb1df8a693683.tar.bz2 llvm-1fb27eccf5b7eabde9678d84411eb1df8a693683.tar.xz | |
Fix #13241, a bug around shift immediate operand for ARM instruction ADR.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@161159 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/InstPrinter')
| -rw-r--r-- | lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp | 19 | ||||
| -rw-r--r-- | lib/Target/ARM/InstPrinter/ARMInstPrinter.h | 1 |
2 files changed, 20 insertions, 0 deletions
diff --git a/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp b/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp index 2f6b1b02cc..ad99c14cee 100644 --- a/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp +++ b/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp @@ -792,6 +792,25 @@ void ARMInstPrinter::printPCLabel(const MCInst *MI, unsigned OpNum, llvm_unreachable("Unhandled PC-relative pseudo-instruction!"); } +void ARMInstPrinter::printAdrLabelOperand(const MCInst *MI, unsigned OpNum, + raw_ostream &O) { + const MCOperand &MO = MI->getOperand(OpNum); + + if (MO.isExpr()) { + O << *MO.getExpr(); + return; + } + + int32_t OffImm = (int32_t)MO.getImm(); + + if (OffImm == INT32_MIN) + O << "#-0"; + else if (OffImm < 0) + O << "#-" << -OffImm; + else + O << "#" << OffImm; +} + void ARMInstPrinter::printThumbS4ImmOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O) { O << "#" << MI->getOperand(OpNum).getImm() * 4; diff --git a/lib/Target/ARM/InstPrinter/ARMInstPrinter.h b/lib/Target/ARM/InstPrinter/ARMInstPrinter.h index 8acb7eef01..73d7bfd285 100644 --- a/lib/Target/ARM/InstPrinter/ARMInstPrinter.h +++ b/lib/Target/ARM/InstPrinter/ARMInstPrinter.h @@ -73,6 +73,7 @@ public: void printPKHLSLShiftImm(const MCInst *MI, unsigned OpNum, raw_ostream &O); void printPKHASRShiftImm(const MCInst *MI, unsigned OpNum, raw_ostream &O); + void printAdrLabelOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O); void printThumbS4ImmOperand(const MCInst *MI, unsigned OpNum, raw_ostream &O); void printThumbSRImm(const MCInst *MI, unsigned OpNum, raw_ostream &O); void printThumbITMask(const MCInst *MI, unsigned OpNum, raw_ostream &O); |