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Add VST1 instructions with address register writeback.

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llvm-svn: 99083
This commit is contained in:
Bob Wilson 2010-03-20 20:54:36 +00:00
parent 88757e6720
commit 1106af1257
1 changed files with 47 additions and 1 deletions
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48
lib/Target/ARM/ARMInstrNEON.td
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@ -524,6 +524,28 @@ def VST1qf : VST1Q<0b1000, "32", v4f32>;
def VST1q64 : VST1Q<0b1100, "64", v2i64>;
} // hasExtraSrcRegAllocReq
let mayStore = 1, hasExtraSrcRegAllocReq = 1 in {
// ...with address register writeback:
class VST1DWB<bits<4> op7_4, string Dt>
: NLdSt<0, 0b00, 0b0111, op7_4, (outs GPR:$wb),
(ins addrmode6:$addr, DPR:$src), IIC_VST,
"vst1", Dt, "\\{$src\\}, $addr", "$addr.addr = $wb", []>;
class VST1QWB<bits<4> op7_4, string Dt>
: NLdSt<0, 0b00, 0b1010, op7_4, (outs GPR:$wb),
(ins addrmode6:$addr, QPR:$src), IIC_VST,
"vst1", Dt, "${src:dregpair}, $addr", "$addr.addr = $wb", []>;
def VST1d8_UPD : VST1DWB<0b0000, "8">;
def VST1d16_UPD : VST1DWB<0b0100, "16">;
def VST1d32_UPD : VST1DWB<0b1000, "32">;
def VST1d64_UPD : VST1DWB<0b1100, "64">;
def VST1q8_UPD : VST1QWB<0b0000, "8">;
def VST1q16_UPD : VST1QWB<0b0100, "16">;
def VST1q32_UPD : VST1QWB<0b1000, "32">;
def VST1q64_UPD : VST1QWB<0b1100, "64">;
// These (dreg triple/quadruple) are for disassembly only.
class VST1D3<bits<4> op7_4, string Dt>
: NLdSt<0, 0b00, 0b0110, op7_4, (outs),
@ -546,7 +568,31 @@ def VST1d16Q : VST1D4<0b0100, "16">;
def VST1d32Q : VST1D4<0b1000, "32">;
// VST1d64Q : implemented as VST4d64
let mayStore = 1, hasExtraSrcRegAllocReq = 1 in {
// ...with address register writeback:
class VST1D3WB<bits<4> op7_4, string Dt>
: NLdSt<0, 0b00, 0b0110, op7_4, (outs GPR:$wb),
(ins addrmode6:$addr,
DPR:$src1, DPR:$src2, DPR:$src3),
IIC_VST, "vst1", Dt, "\\{$src1, $src2, $src3\\}, $addr",
"$addr.addr = $wb",
[/* For disassembly only; pattern left blank */]>;
class VST1D4WB<bits<4> op7_4, string Dt>
: NLdSt<0, 0b00, 0b0010, op7_4, (outs GPR:$wb),
(ins addrmode6:$addr,
DPR:$src1, DPR:$src2, DPR:$src3, DPR:$src4),
IIC_VST, "vst1", Dt, "\\{$src1, $src2, $src3, $src4\\}, $addr",
"$addr.addr = $wb",
[/* For disassembly only; pattern left blank */]>;
def VST1d8T_UPD : VST1D3WB<0b0000, "8">;
def VST1d16T_UPD : VST1D3WB<0b0100, "16">;
def VST1d32T_UPD : VST1D3WB<0b1000, "32">;
// VST1d64T_UPD : implemented as VST3d64_UPD
def VST1d8Q_UPD : VST1D4WB<0b0000, "8">;
def VST1d16Q_UPD : VST1D4WB<0b0100, "16">;
def VST1d32Q_UPD : VST1D4WB<0b1000, "32">;
// VST1d64Q_UPD : implemented as VST4d64_UPD
// VST2 : Vector Store (multiple 2-element structures)
class VST2D<bits<4> op7_4, string Dt>