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Remove a final dependency on the form field in tablegen; which is a remnant

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of the old jit and which we don't intend to support in mips16 or micromips.
This dependency is for the testing of whether an instruction is a pseudo.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175297 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reed Kotler
2013-02-15 21:05:58 +00:00
parent 5661fcdde2
commit 79cd411809
2 changed files with 10 additions and 6 deletions
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6
lib/Target/Mips/MCTargetDesc/MipsMCCodeEmitter.cpp
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@@ -141,12 +141,6 @@ EncodeInstruction(const MCInst &MI, raw_ostream &OS,
llvm_unreachable("unimplemented opcode in EncodeInstruction()"); llvm_unreachable("unimplemented opcode in EncodeInstruction()");
const MCInstrDesc &Desc = MCII.get(TmpInst.getOpcode()); const MCInstrDesc &Desc = MCII.get(TmpInst.getOpcode());
uint64_t TSFlags = Desc.TSFlags;
// Pseudo instructions don't get encoded and shouldn't be here
// in the first place!
if ((TSFlags & MipsII::FormMask) == MipsII::Pseudo)
llvm_unreachable("Pseudo opcode found in EncodeInstruction()");
// Get byte count of instruction // Get byte count of instruction
unsigned Size = Desc.getSize(); unsigned Size = Desc.getSize();

10
lib/Target/Mips/MipsAsmPrinter.cpp
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@@ -74,6 +74,16 @@ void MipsAsmPrinter::EmitInstruction(const MachineInstr *MI) {
if (emitPseudoExpansionLowering(OutStreamer, &*I)) if (emitPseudoExpansionLowering(OutStreamer, &*I))
continue; continue;
// The inMips16Mode() test is not permanent.
// Some instructions are marked as pseudo right now which
// would make the test fail for the wrong reason but
// that will be fixed soon. We need this here because we are
// removing another test for this situation downstream in the
// callchain.
//
if (I->isPseudo() && !Subtarget->inMips16Mode())
llvm_unreachable("Pseudo opcode found in EmitInstruction()");
MCInst TmpInst0; MCInst TmpInst0;
MCInstLowering.Lower(I, TmpInst0); MCInstLowering.Lower(I, TmpInst0);
OutStreamer.EmitInstruction(TmpInst0); OutStreamer.EmitInstruction(TmpInst0);