forked from OSchip/llvm-project
108 lines
3.2 KiB
LLVM
108 lines
3.2 KiB
LLVM
; RUN: llc < %s -march=arm -mattr=+neon | FileCheck %s
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define <8 x i8> @vld1i8(i8* %A) nounwind {
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;CHECK: vld1i8:
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;Check the alignment value. Max for this instruction is 64 bits:
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;CHECK: vld1.8 {d16}, [r0, :64]
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%tmp1 = call <8 x i8> @llvm.arm.neon.vld1.v8i8(i8* %A, i32 16)
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ret <8 x i8> %tmp1
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}
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define <4 x i16> @vld1i16(i16* %A) nounwind {
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;CHECK: vld1i16:
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;CHECK: vld1.16
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%tmp0 = bitcast i16* %A to i8*
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%tmp1 = call <4 x i16> @llvm.arm.neon.vld1.v4i16(i8* %tmp0, i32 1)
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ret <4 x i16> %tmp1
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}
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define <2 x i32> @vld1i32(i32* %A) nounwind {
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;CHECK: vld1i32:
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;CHECK: vld1.32
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%tmp0 = bitcast i32* %A to i8*
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%tmp1 = call <2 x i32> @llvm.arm.neon.vld1.v2i32(i8* %tmp0, i32 1)
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ret <2 x i32> %tmp1
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}
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define <2 x float> @vld1f(float* %A) nounwind {
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;CHECK: vld1f:
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;CHECK: vld1.32
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%tmp0 = bitcast float* %A to i8*
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%tmp1 = call <2 x float> @llvm.arm.neon.vld1.v2f32(i8* %tmp0, i32 1)
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ret <2 x float> %tmp1
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}
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define <1 x i64> @vld1i64(i64* %A) nounwind {
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;CHECK: vld1i64:
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;CHECK: vld1.64
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%tmp0 = bitcast i64* %A to i8*
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%tmp1 = call <1 x i64> @llvm.arm.neon.vld1.v1i64(i8* %tmp0, i32 1)
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ret <1 x i64> %tmp1
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}
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define <16 x i8> @vld1Qi8(i8* %A) nounwind {
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;CHECK: vld1Qi8:
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;Check the alignment value. Max for this instruction is 128 bits:
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;CHECK: vld1.8 {d16, d17}, [r0, :64]
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%tmp1 = call <16 x i8> @llvm.arm.neon.vld1.v16i8(i8* %A, i32 8)
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ret <16 x i8> %tmp1
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}
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define <8 x i16> @vld1Qi16(i16* %A) nounwind {
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;CHECK: vld1Qi16:
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;Check the alignment value. Max for this instruction is 128 bits:
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;CHECK: vld1.16 {d16, d17}, [r0, :128]
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%tmp0 = bitcast i16* %A to i8*
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%tmp1 = call <8 x i16> @llvm.arm.neon.vld1.v8i16(i8* %tmp0, i32 32)
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ret <8 x i16> %tmp1
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}
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define <4 x i32> @vld1Qi32(i32* %A) nounwind {
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;CHECK: vld1Qi32:
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;CHECK: vld1.32
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%tmp0 = bitcast i32* %A to i8*
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%tmp1 = call <4 x i32> @llvm.arm.neon.vld1.v4i32(i8* %tmp0, i32 1)
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ret <4 x i32> %tmp1
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}
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define <4 x float> @vld1Qf(float* %A) nounwind {
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;CHECK: vld1Qf:
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;CHECK: vld1.32
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%tmp0 = bitcast float* %A to i8*
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%tmp1 = call <4 x float> @llvm.arm.neon.vld1.v4f32(i8* %tmp0, i32 1)
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ret <4 x float> %tmp1
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}
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define <2 x i64> @vld1Qi64(i64* %A) nounwind {
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;CHECK: vld1Qi64:
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;CHECK: vld1.64
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%tmp0 = bitcast i64* %A to i8*
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%tmp1 = call <2 x i64> @llvm.arm.neon.vld1.v2i64(i8* %tmp0, i32 1)
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ret <2 x i64> %tmp1
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}
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declare <8 x i8> @llvm.arm.neon.vld1.v8i8(i8*, i32) nounwind readonly
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declare <4 x i16> @llvm.arm.neon.vld1.v4i16(i8*, i32) nounwind readonly
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declare <2 x i32> @llvm.arm.neon.vld1.v2i32(i8*, i32) nounwind readonly
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declare <2 x float> @llvm.arm.neon.vld1.v2f32(i8*, i32) nounwind readonly
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declare <1 x i64> @llvm.arm.neon.vld1.v1i64(i8*, i32) nounwind readonly
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declare <16 x i8> @llvm.arm.neon.vld1.v16i8(i8*, i32) nounwind readonly
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declare <8 x i16> @llvm.arm.neon.vld1.v8i16(i8*, i32) nounwind readonly
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declare <4 x i32> @llvm.arm.neon.vld1.v4i32(i8*, i32) nounwind readonly
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declare <4 x float> @llvm.arm.neon.vld1.v4f32(i8*, i32) nounwind readonly
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declare <2 x i64> @llvm.arm.neon.vld1.v2i64(i8*, i32) nounwind readonly
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; Radar 8355607
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; Do not crash if the vld1 result is not used.
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define void @unused_vld1_result() {
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entry:
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;CHECK: unused_vld1_result
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;CHECK: vld1.32
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%0 = call <4 x float> @llvm.arm.neon.vld1.v4f32(i8* undef, i32 1)
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call void @llvm.trap()
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unreachable
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}
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declare void @llvm.trap() nounwind
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