diff options
| -rw-r--r-- | lib/Target/X86/AsmParser/X86AsmParser.cpp | 8 | ||||
| -rw-r--r-- | test/MC/AsmParser/X86/x86_instructions.s | 3 |
2 files changed, 11 insertions, 0 deletions
diff --git a/lib/Target/X86/AsmParser/X86AsmParser.cpp b/lib/Target/X86/AsmParser/X86AsmParser.cpp index 204ccf77a7..3f10b8e2f5 100644 --- a/lib/Target/X86/AsmParser/X86AsmParser.cpp +++ b/lib/Target/X86/AsmParser/X86AsmParser.cpp @@ -826,6 +826,14 @@ ParseInstruction(StringRef Name, SMLoc NameLoc, Operands.erase(Operands.begin() + 2); } + // FIXME: Hack to handle "imul A, B" which is an alias for "imul A, B, B". + if (Name.startswith("imul") && Operands.size() == 3 && + static_cast<X86Operand*>(Operands.back())->isReg()) { + X86Operand *Op = static_cast<X86Operand*>(Operands.back()); + Operands.push_back(X86Operand::CreateReg(Op->getReg(), Op->getStartLoc(), + Op->getEndLoc())); + } + return false; } diff --git a/test/MC/AsmParser/X86/x86_instructions.s b/test/MC/AsmParser/X86/x86_instructions.s index 8adcc9e0cd..eed69e07d3 100644 --- a/test/MC/AsmParser/X86/x86_instructions.s +++ b/test/MC/AsmParser/X86/x86_instructions.s @@ -158,3 +158,6 @@ INT3 // CHECK: movaps %xmm3, (%esi) // CHECK-STDERR: warning: scale factor without index register is ignored movaps %xmm3, (%esi, 2) + +// CHECK: imull $12, %eax, %eax +imul $12, %eax |