diff options
| author | Chris Lattner <sabre@nondot.org> | 2010-09-30 16:42:53 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-09-30 16:42:53 +0000 |
| commit | 9ee4aed3b652ea4a4327af2cb1c614dd10cd8b47 (patch) | |
| tree | a9f489077914be3d46211b9f2a5ab5ef01d25b29 | |
| parent | b5a3ec17a4600b0e99bd0f4578e7639cfe46ba5a (diff) | |
implement support for finit, PR8258
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115156 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/AsmParser/X86AsmParser.cpp | 4 | ||||
| -rw-r--r-- | test/MC/AsmParser/X86/x86_instructions.s | 10 |
2 files changed, 13 insertions, 1 deletions
diff --git a/lib/Target/X86/AsmParser/X86AsmParser.cpp b/lib/Target/X86/AsmParser/X86AsmParser.cpp index e028d41ea8..dc86484bd4 100644 --- a/lib/Target/X86/AsmParser/X86AsmParser.cpp +++ b/lib/Target/X86/AsmParser/X86AsmParser.cpp @@ -1119,7 +1119,8 @@ MatchAndEmitInstruction(SMLoc IDLoc, // First, handle aliases that expand to multiple instructions. // FIXME: This should be replaced with a real .td file alias mechanism. - if (Op->getToken() == "fstsw" || Op->getToken() == "fstcw") { + if (Op->getToken() == "fstsw" || Op->getToken() == "fstcw" || + Op->getToken() == "finit") { MCInst Inst; Inst.setOpcode(X86::WAIT); Out.EmitInstruction(Inst); @@ -1129,6 +1130,7 @@ MatchAndEmitInstruction(SMLoc IDLoc, StringSwitch<const char*>(Op->getToken()) .Case("fstsw", "fnstsw") .Case("fstcw", "fnstcw") + .Case("finit", "fninit") .Default(0); assert(Repl && "Unknown wait-prefixed instruction"); Operands[0] = X86Operand::CreateToken(Repl, IDLoc); diff --git a/test/MC/AsmParser/X86/x86_instructions.s b/test/MC/AsmParser/X86/x86_instructions.s index b2ac5ad456..4731a0857d 100644 --- a/test/MC/AsmParser/X86/x86_instructions.s +++ b/test/MC/AsmParser/X86/x86_instructions.s @@ -421,6 +421,16 @@ fstcw (%rsp) // CHECK: wait // CHECK: fnstcw (%rsp) +// PR8259 +fstcw (%rsp) +// CHECK: wait +// CHECK: fnstcw (%rsp) + +// PR8258 +finit +// CHECK: wait +// CHECK: fninit + // rdar://8456382 - cvtsd2si support. cvtsd2si %xmm1, %rax |