diff options
| -rw-r--r-- | lib/Target/X86/X86AsmPrinter.cpp | 6 | ||||
| -rw-r--r-- | test/CodeGen/X86/inline-asm-h.ll | 12 |
2 files changed, 18 insertions, 0 deletions
diff --git a/lib/Target/X86/X86AsmPrinter.cpp b/lib/Target/X86/X86AsmPrinter.cpp index d0aa2900c0..5c5f99903f 100644 --- a/lib/Target/X86/X86AsmPrinter.cpp +++ b/lib/Target/X86/X86AsmPrinter.cpp @@ -302,6 +302,9 @@ void X86AsmPrinter::printLeaMemReference(const MachineInstr *MI, unsigned Op, printSymbolOperand(MI->getOperand(Op+3), O); } + if (Modifier && strcmp(Modifier, "H") == 0) + O << "+8"; + if (HasParenPart) { assert(IndexReg.getReg() != X86::ESP && "X86 doesn't allow scaling by ESP"); @@ -458,6 +461,9 @@ bool X86AsmPrinter::PrintAsmMemoryOperand(const MachineInstr *MI, case 'q': // Print SImode register // These only apply to registers, ignore on mem. break; + case 'H': + printMemReference(MI, OpNo, O, "H"); + return false; case 'P': // Don't print @PLT, but do print as memory. printMemReference(MI, OpNo, O, "no-rip"); return false; diff --git a/test/CodeGen/X86/inline-asm-h.ll b/test/CodeGen/X86/inline-asm-h.ll new file mode 100644 index 0000000000..7f83c3ad70 --- /dev/null +++ b/test/CodeGen/X86/inline-asm-h.ll @@ -0,0 +1,12 @@ +; RUN: llc -march=x86-64 < %s | FileCheck %s + +@foobar = common global i32 0, align 4 + +define void @zed() nounwind { +entry: + call void asm "movq %mm2,${0:H}", "=*m,~{dirflag},~{fpsr},~{flags}"(i32* @foobar) nounwind + ret void +} + +; CHECK: zed +; CHECK: movq %mm2,foobar+8(%rip) |