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Add halfword multiply accumulate long SMLALBB/BT/TB/TT for disassembly only.

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llvm-svn: 96019
This commit is contained in:
Johnny Chen 2010-02-12 21:59:23 +00:00
parent 2a0d9140f5
commit a56964de27
1 changed files with 33 additions and 1 deletions
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34
lib/Target/ARM/ARMInstrInfo.td
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@ -1532,7 +1532,39 @@ multiclass AI_smla<string opc, PatFrag opnode> {
defm SMUL : AI_smul<"smul", BinOpFrag<(mul node:$LHS, node:$RHS)>>;
defm SMLA : AI_smla<"smla", BinOpFrag<(mul node:$LHS, node:$RHS)>>;
// TODO: Halfword multiple accumulate long: SMLAL<x><y>
// Halfword multiply accumulate long: SMLAL<x><y> -- for disassembly only
def SMLALBB : AMulxyI<0b0001010,(outs GPR:$ldst,GPR:$hdst),(ins GPR:$a,GPR:$b),
IIC_iMAC64, "smlalbb", "\t$ldst, $hdst, $a, $b",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 0;
let Inst{6} = 0;
}
def SMLALBT : AMulxyI<0b0001010,(outs GPR:$ldst,GPR:$hdst),(ins GPR:$a,GPR:$b),
IIC_iMAC64, "smlalbt", "\t$ldst, $hdst, $a, $b",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 0;
let Inst{6} = 1;
}
def SMLALTB : AMulxyI<0b0001010,(outs GPR:$ldst,GPR:$hdst),(ins GPR:$a,GPR:$b),
IIC_iMAC64, "smlaltb", "\t$ldst, $hdst, $a, $b",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 1;
let Inst{6} = 0;
}
def SMLALTT : AMulxyI<0b0001010,(outs GPR:$ldst,GPR:$hdst),(ins GPR:$a,GPR:$b),
IIC_iMAC64, "smlaltt", "\t$ldst, $hdst, $a, $b",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV5TE]> {
let Inst{5} = 1;
let Inst{6} = 1;
}
// TODO: Dual halfword multiple: SMUAD, SMUSD, SMLAD, SMLSD, SMLALD, SMLSLD
//===----------------------------------------------------------------------===//