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[mips][msa] Make LSA_DESC a parameterizable class. 

This way it's possible to share the instruction's description for LSA and
DLSA (to be added).

No functional changes.

llvm-svn: 201078
This commit is contained in:
Matheus Almeida 2014-02-10 11:15:37 +00:00
parent 2f96171cb0
commit 883a2f893d
1 changed files with 11 additions and 7 deletions
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18
llvm/lib/Target/Mips/MipsMSAInstrInfo.td
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@ -2311,16 +2311,20 @@ class LDI_H_DESC : MSA_I10_LDI_DESC_BASE<"ldi.h", MSA128HOpnd>;
class LDI_W_DESC : MSA_I10_LDI_DESC_BASE<"ldi.w", MSA128WOpnd>;
class LDI_D_DESC : MSA_I10_LDI_DESC_BASE<"ldi.d", MSA128DOpnd>;
class LSA_DESC {
dag OutOperandList = (outs GPR32Opnd:$rd);
dag InOperandList = (ins GPR32Opnd:$rs, GPR32Opnd:$rt, LSAImm:$sa);
string AsmString = "lsa\t$rd, $rs, $rt, $sa";
list<dag> Pattern = [(set GPR32Opnd:$rd, (add GPR32Opnd:$rt,
(shl GPR32Opnd:$rs,
class LSA_DESC_BASE<string instr_asm, RegisterOperand RORD,
RegisterOperand RORS = RORD, RegisterOperand RORT = RORD,
InstrItinClass itin = NoItinerary > {
dag OutOperandList = (outs RORD:$rd);
dag InOperandList = (ins RORS:$rs, RORT:$rt, LSAImm:$sa);
string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt, $sa");
list<dag> Pattern = [(set RORD:$rd, (add RORT:$rt,
(shl RORS:$rs,
immZExt2Lsa:$sa)))];
InstrItinClass Itinerary = NoItinerary;
InstrItinClass Itinerary = itin;
}
class LSA_DESC : LSA_DESC_BASE<"lsa", GPR32Opnd>;
class MADD_Q_H_DESC : MSA_3RF_4RF_DESC_BASE<"madd_q.h", int_mips_madd_q_h,
MSA128HOpnd>;
class MADD_Q_W_DESC : MSA_3RF_4RF_DESC_BASE<"madd_q.w", int_mips_madd_q_w,