[mips] Add INSN_<name> adverbs and start using them instead of AdditionalPredicates overrides
Summary: No functional change Depends on D3641 Reviewers: vmedic Reviewed By: vmedic Differential Revision: http://reviews.llvm.org/D3642 llvm-svn: 208212
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@ -195,12 +195,16 @@ def IsBE : Predicate<"!Subtarget.isLittle()">;
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def IsNotNaCl : Predicate<"!Subtarget.isTargetNaCl()">;
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//===----------------------------------------------------------------------===//
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// Mips ISA membership adjectives.
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// Mips ISA/ASE membership and instruction group membership adjectives.
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// They are mutually exclusive.
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//===----------------------------------------------------------------------===//
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class ISA_MIPS32R2 { list<Predicate> InsnPredicates = [HasMips32r2]; }
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class ISA_MIPS64R2 { list<Predicate> InsnPredicates = [HasMips64r2]; }
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class INSN_SWAP { list<Predicate> InsnPredicates = [HasSwap]; }
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class INSN_SEINREG { list<Predicate> InsnPredicates = [HasSEInReg]; }
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//===----------------------------------------------------------------------===//
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class MipsPat<dag pattern, dag result> : Pat<pattern, result>, PredicateControl {
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@ -811,15 +815,13 @@ class CountLeading1<string opstr, RegisterOperand RO>:
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class SignExtInReg<string opstr, ValueType vt, RegisterOperand RO,
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InstrItinClass itin> :
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InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"),
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[(set RO:$rd, (sext_inreg RO:$rt, vt))], itin, FrmR, opstr> {
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let AdditionalPredicates = [HasSEInReg];
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}
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[(set RO:$rd, (sext_inreg RO:$rt, vt))], itin, FrmR, opstr>,
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INSN_SEINREG;
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// Subword Swap
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class SubwordSwap<string opstr, RegisterOperand RO>:
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InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"), [],
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NoItinerary, FrmR, opstr> {
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let AdditionalPredicates = [HasSwap];
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NoItinerary, FrmR, opstr>, INSN_SWAP {
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let neverHasSideEffects = 1;
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}
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