diff options
| -rw-r--r-- | lib/CodeGen/AsmPrinter/AsmPrinterInlineAsm.cpp | 20 | ||||
| -rw-r--r-- | lib/Target/Mips/MipsAsmPrinter.cpp | 3 | ||||
| -rw-r--r-- | test/CodeGen/Mips/asm-large-immediate.ll | 10 |
3 files changed, 29 insertions, 4 deletions
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinterInlineAsm.cpp b/lib/CodeGen/AsmPrinter/AsmPrinterInlineAsm.cpp index 1844e44a47..58716b725b 100644 --- a/lib/CodeGen/AsmPrinter/AsmPrinterInlineAsm.cpp +++ b/lib/CodeGen/AsmPrinter/AsmPrinterInlineAsm.cpp @@ -409,9 +409,23 @@ void AsmPrinter::PrintSpecial(const MachineInstr *MI, raw_ostream &OS, /// instruction, using the specified assembler variant. Targets should /// override this to format as appropriate. bool AsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo, - unsigned AsmVariant, const char *ExtraCode, - raw_ostream &O) { - // Target doesn't support this yet! + unsigned AsmVariant, const char *ExtraCode, + raw_ostream &O) { + // Does this asm operand have a single letter operand modifier? + if (ExtraCode && ExtraCode[0]) { + if (ExtraCode[1] != 0) return true; // Unknown modifier. + + const MachineOperand &MO = MI->getOperand(OpNo); + switch (ExtraCode[0]) { + default: + return true; // Unknown modifier. + case 'c': // Substitute immediate value without immediate syntax + if ((MO.getType()) != MachineOperand::MO_Immediate) + return true; + O << MO.getImm(); + return false; + } + } return true; } diff --git a/lib/Target/Mips/MipsAsmPrinter.cpp b/lib/Target/Mips/MipsAsmPrinter.cpp index d6de132463..abf5d0f1b7 100644 --- a/lib/Target/Mips/MipsAsmPrinter.cpp +++ b/lib/Target/Mips/MipsAsmPrinter.cpp @@ -301,7 +301,8 @@ bool MipsAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNum, const MachineOperand &MO = MI->getOperand(OpNum); switch (ExtraCode[0]) { default: - return true; // Unknown modifier. + // See if this is a generic print operand + return AsmPrinter::PrintAsmOperand(MI,OpNum,AsmVariant,ExtraCode,O); case 'X': // hex const int if ((MO.getType()) != MachineOperand::MO_Immediate) return true; diff --git a/test/CodeGen/Mips/asm-large-immediate.ll b/test/CodeGen/Mips/asm-large-immediate.ll new file mode 100644 index 0000000000..d9bb0cab82 --- /dev/null +++ b/test/CodeGen/Mips/asm-large-immediate.ll @@ -0,0 +1,10 @@ +; RUNx: llc -march=mipsel < %s | grep 68719476738 + +; RUN: llc -march=mipsel < %s | FileCheck %s +define void @test() { +entry: +; CHECK: /* result: 68719476738 */ + tail call void asm sideeffect "/* result: ${0:c} */", "i,~{dirflag},~{fpsr},~{flags}"( i64 68719476738 ) + ret void +} + |