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Add codegen support for NEON vst2 intrinsics with <1 x i64> vectors.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83513 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2009-10-08 00:21:01 +00:00
parent 4306963170
commit 24e04c535f
4 changed files with 14 additions and 0 deletions
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1
lib/Target/ARM/ARMISelDAGToDAG.cpp
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@ -1574,6 +1574,7 @@ SDNode *ARMDAGToDAGISel::Select(SDValue Op) {
case MVT::v4i16: Opc = ARM::VST2d16; break;
case MVT::v2f32:
case MVT::v2i32: Opc = ARM::VST2d32; break;
case MVT::v1i64: Opc = ARM::VST2d64; break;
}
SDValue Chain = N->getOperand(0);
const SDValue Ops[] = { MemAddr, MemUpdate, MemOpc,

3
lib/Target/ARM/ARMInstrNEON.td
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@ -352,6 +352,9 @@ class VST2Q<bits<4> op7_4, string OpcodeStr>
def VST2d8 : VST2D<0b0000, "vst2.8">;
def VST2d16 : VST2D<0b0100, "vst2.16">;
def VST2d32 : VST2D<0b1000, "vst2.32">;
def VST2d64 : NLdSt<0,0b00,0b1010,0b1100, (outs),
(ins addrmode6:$addr, DPR:$src1, DPR:$src2), IIC_VST,
"vst1.64\t\\{$src1,$src2\\}, $addr", "", []>;
def VST2q8 : VST2Q<0b0000, "vst2.8">;
def VST2q16 : VST2Q<0b0100, "vst2.16">;

1
lib/Target/ARM/NEONPreAllocPass.cpp
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@ -125,6 +125,7 @@ static bool isNEONMultiRegOp(int Opcode, unsigned &FirstOpnd, unsigned &NumRegs,
case ARM::VST2d8:
case ARM::VST2d16:
case ARM::VST2d32:
case ARM::VST2d64:
case ARM::VST2LNd8:
case ARM::VST2LNd16:
case ARM::VST2LNd32:

9
test/CodeGen/ARM/vst2.ll
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@ -32,6 +32,14 @@ define void @vst2f(float* %A, <2 x float>* %B) nounwind {
ret void
}
define void @vst2i64(i64* %A, <1 x i64>* %B) nounwind {
;CHECK: vst2i64:
;CHECK: vst1.64
%tmp1 = load <1 x i64>* %B
call void @llvm.arm.neon.vst2.v1i64(i64* %A, <1 x i64> %tmp1, <1 x i64> %tmp1)
ret void
}
define void @vst2Qi8(i8* %A, <16 x i8>* %B) nounwind {
;CHECK: vst2Qi8:
;CHECK: vst2.8
@ -68,6 +76,7 @@ declare void @llvm.arm.neon.vst2.v8i8(i8*, <8 x i8>, <8 x i8>) nounwind
declare void @llvm.arm.neon.vst2.v4i16(i8*, <4 x i16>, <4 x i16>) nounwind
declare void @llvm.arm.neon.vst2.v2i32(i8*, <2 x i32>, <2 x i32>) nounwind
declare void @llvm.arm.neon.vst2.v2f32(i8*, <2 x float>, <2 x float>) nounwind
declare void @llvm.arm.neon.vst2.v1i64(i8*, <1 x i64>, <1 x i64>) nounwind
declare void @llvm.arm.neon.vst2.v16i8(i8*, <16 x i8>, <16 x i8>) nounwind
declare void @llvm.arm.neon.vst2.v8i16(i8*, <8 x i16>, <8 x i16>) nounwind