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Add codegen support for NEON vld3 intrinsics with <1 x i64> vectors.

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llvm-svn: 83506
This commit is contained in:
Bob Wilson 2009-10-07 23:39:57 +00:00
parent 0aff0ecaf1
commit 3cbf156518
4 changed files with 18 additions and 0 deletions
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1
lib/Target/ARM/ARMISelDAGToDAG.cpp
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@ -1396,6 +1396,7 @@ SDNode *ARMDAGToDAGISel::Select(SDValue Op) {
case MVT::v4i16: Opc = ARM::VLD3d16; break;
case MVT::v2f32:
case MVT::v2i32: Opc = ARM::VLD3d32; break;
case MVT::v1i64: Opc = ARM::VLD3d64; break;
}
SDValue Chain = N->getOperand(0);
const SDValue Ops[] = { MemAddr, MemUpdate, MemOpc, Chain };

4
lib/Target/ARM/ARMInstrNEON.td
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@ -215,6 +215,10 @@ class VLD3WB<bits<4> op7_4, string OpcodeStr>
def VLD3d8 : VLD3D<0b0000, "vld3.8">;
def VLD3d16 : VLD3D<0b0100, "vld3.16">;
def VLD3d32 : VLD3D<0b1000, "vld3.32">;
def VLD3d64 : NLdSt<0,0b10,0b0110,0b1100,
(outs DPR:$dst1, DPR:$dst2, DPR:$dst3),
(ins addrmode6:$addr), IIC_VLD1,
"vld1.64\t\\{$dst1,$dst2,$dst3\\}, $addr", "", []>;
// vld3 to double-spaced even registers.
def VLD3q8a : VLD3WB<0b0000, "vld3.8">;

1
lib/Target/ARM/NEONPreAllocPass.cpp
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@ -67,6 +67,7 @@ static bool isNEONMultiRegOp(int Opcode, unsigned &FirstOpnd, unsigned &NumRegs,
case ARM::VLD3d8:
case ARM::VLD3d16:
case ARM::VLD3d32:
case ARM::VLD3d64:
case ARM::VLD3LNd8:
case ARM::VLD3LNd16:
case ARM::VLD3LNd32:

12
test/CodeGen/ARM/vld3.ll
View File

@ -4,6 +4,7 @@
%struct.__neon_int16x4x3_t = type { <4 x i16>, <4 x i16>, <4 x i16> }
%struct.__neon_int32x2x3_t = type { <2 x i32>, <2 x i32>, <2 x i32> }
%struct.__neon_float32x2x3_t = type { <2 x float>, <2 x float>, <2 x float> }
%struct.__neon_int64x1x3_t = type { <1 x i64>, <1 x i64>, <1 x i64> }
%struct.__neon_int8x16x3_t = type { <16 x i8>, <16 x i8>, <16 x i8> }
%struct.__neon_int16x8x3_t = type { <8 x i16>, <8 x i16>, <8 x i16> }
@ -50,6 +51,16 @@ define <2 x float> @vld3f(float* %A) nounwind {
ret <2 x float> %tmp4
}
define <1 x i64> @vld3i64(i64* %A) nounwind {
;CHECK: vld3i64:
;CHECK: vld1.64
%tmp1 = call %struct.__neon_int64x1x3_t @llvm.arm.neon.vld3.v1i64(i64* %A)
%tmp2 = extractvalue %struct.__neon_int64x1x3_t %tmp1, 0
%tmp3 = extractvalue %struct.__neon_int64x1x3_t %tmp1, 2
%tmp4 = add <1 x i64> %tmp2, %tmp3
ret <1 x i64> %tmp4
}
define <16 x i8> @vld3Qi8(i8* %A) nounwind {
;CHECK: vld3Qi8:
;CHECK: vld3.8
@ -98,6 +109,7 @@ declare %struct.__neon_int8x8x3_t @llvm.arm.neon.vld3.v8i8(i8*) nounwind readonl
declare %struct.__neon_int16x4x3_t @llvm.arm.neon.vld3.v4i16(i8*) nounwind readonly
declare %struct.__neon_int32x2x3_t @llvm.arm.neon.vld3.v2i32(i8*) nounwind readonly
declare %struct.__neon_float32x2x3_t @llvm.arm.neon.vld3.v2f32(i8*) nounwind readonly
declare %struct.__neon_int64x1x3_t @llvm.arm.neon.vld3.v1i64(i8*) nounwind readonly
declare %struct.__neon_int8x16x3_t @llvm.arm.neon.vld3.v16i8(i8*) nounwind readonly
declare %struct.__neon_int16x8x3_t @llvm.arm.neon.vld3.v8i16(i8*) nounwind readonly