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| author | Eric Christopher <echristo@apple.com> | 2012-05-18 17:39:35 +0000 |
|---|---|---|
| committer | Eric Christopher <echristo@apple.com> | 2012-05-18 17:39:35 +0000 |
| commit | 550c25e9746c298012aa71ba3f6ecaecf7fbd243 (patch) | |
| tree | 266d594cdb2d16f0e55d4caacc5980a40f5da04d | |
| parent | 34a18775a402f269425b5d79efe385fe122cc64d (diff) | |
Add support for the mips 'x' inline asm modifier.
Patch by Jack Carter.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157057 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/Mips/MipsAsmPrinter.cpp | 5 | ||||
| -rw-r--r-- | test/CodeGen/Mips/inlineasm-operand-code.ll | 6 |
2 files changed, 11 insertions, 0 deletions
diff --git a/lib/Target/Mips/MipsAsmPrinter.cpp b/lib/Target/Mips/MipsAsmPrinter.cpp index e62da355ef..3fa773b856 100644 --- a/lib/Target/Mips/MipsAsmPrinter.cpp +++ b/lib/Target/Mips/MipsAsmPrinter.cpp @@ -383,6 +383,11 @@ bool MipsAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNum, return true; O << "0x" << StringRef(utohexstr(MO.getImm())).lower(); return false; + case 'x': // hex const int (low 16 bits) + if ((MO.getType()) != MachineOperand::MO_Immediate) + return true; + O << "0x" << StringRef(utohexstr(MO.getImm() & 0xffff)).lower(); + return false; } } diff --git a/test/CodeGen/Mips/inlineasm-operand-code.ll b/test/CodeGen/Mips/inlineasm-operand-code.ll index 4568a84658..63190fa5c4 100644 --- a/test/CodeGen/Mips/inlineasm-operand-code.ll +++ b/test/CodeGen/Mips/inlineasm-operand-code.ll @@ -11,5 +11,11 @@ entry: ;CHECK: #NO_APP tail call i32 asm sideeffect "addi $0,$1,${2:X}", "=r,r,I"(i32 7, i32 -3) nounwind +; x with -3 +;CHECK: #APP +;CHECK: addi ${{[0-9]+}},${{[0-9]+}},0xfffd +;CHECK: #NO_APP + tail call i32 asm sideeffect "addi $0,$1,${2:x}", "=r,r,I"(i32 7, i32 -3) nounwind + ret i32 0 } |