diff options
| -rw-r--r-- | llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp | 21 | ||||
| -rw-r--r-- | llvm/test/MC/AsmParser/X86/x86_32-new-encoder.s | 15 | ||||
| -rw-r--r-- | llvm/test/MC/AsmParser/X86/x86_instructions.s | 1 |
3 files changed, 36 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp index 37334ad4ceb..acee68c54ef 100644 --- a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp +++ b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp @@ -989,6 +989,27 @@ ParseInstruction(StringRef Name, SMLoc NameLoc, NameLoc); } + // jmp $42,$5 -> ljmp, similarly for call. + if ((Name.startswith("call") || Name.startswith("jmp")) && + Operands.size() == 3 && + static_cast<X86Operand*>(Operands[1])->isImm() && + static_cast<X86Operand*>(Operands[2])->isImm()) { + const char *NewOpName = StringSwitch<const char *>(Name) + .Case("jmp", "ljmp") + .Case("jmpw", "ljmpw") + .Case("jmpl", "ljmpl") + .Case("jmpq", "ljmpq") + .Case("call", "lcall") + .Case("callw", "lcallw") + .Case("calll", "lcalll") + .Case("callq", "lcallq") + .Default(0); + if (NewOpName) { + delete Operands[0]; + Operands[0] = X86Operand::CreateToken(NewOpName, NameLoc); + } + } + return false; } diff --git a/llvm/test/MC/AsmParser/X86/x86_32-new-encoder.s b/llvm/test/MC/AsmParser/X86/x86_32-new-encoder.s index f9cb206b6a6..f5a53bf4eac 100644 --- a/llvm/test/MC/AsmParser/X86/x86_32-new-encoder.s +++ b/llvm/test/MC/AsmParser/X86/x86_32-new-encoder.s @@ -537,3 +537,18 @@ popfl setnl %bl setng %bl setnle %bl + + + + +// CHECK: lcalll $31438, $31438 +// CHECK: lcalll $31438, $31438 +// CHECK: ljmpl $31438, $31438 +// CHECK: ljmpl $31438, $31438 + +calll $0x7ace,$0x7ace +lcalll $0x7ace,$0x7ace +jmpl $0x7ace,$0x7ace +ljmpl $0x7ace,$0x7ace + + diff --git a/llvm/test/MC/AsmParser/X86/x86_instructions.s b/llvm/test/MC/AsmParser/X86/x86_instructions.s index 092aff3b48b..16fafa6ef2d 100644 --- a/llvm/test/MC/AsmParser/X86/x86_instructions.s +++ b/llvm/test/MC/AsmParser/X86/x86_instructions.s @@ -293,4 +293,3 @@ sldt %cx lcall *0xbadeface ljmp *0xbadeface - |
