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Diffstat (limited to 'test/CodeGen/ARM/vlddup.ll')
| -rw-r--r-- | test/CodeGen/ARM/vlddup.ll | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/vlddup.ll b/test/CodeGen/ARM/vlddup.ll new file mode 100644 index 0000000..d0e9ac3 --- /dev/null +++ b/test/CodeGen/ARM/vlddup.ll @@ -0,0 +1,212 @@ +; RUN: llc < %s -march=arm -mattr=+neon | FileCheck %s + +define <8 x i8> @vld1dupi8(i8* %A) nounwind { +;CHECK: vld1dupi8: +;Check the (default) alignment value. +;CHECK: vld1.8 {d16[]}, [r0] + %tmp1 = load i8* %A, align 8 + %tmp2 = insertelement <8 x i8> undef, i8 %tmp1, i32 0 + %tmp3 = shufflevector <8 x i8> %tmp2, <8 x i8> undef, <8 x i32> zeroinitializer + ret <8 x i8> %tmp3 +} + +define <4 x i16> @vld1dupi16(i16* %A) nounwind { +;CHECK: vld1dupi16: +;Check the alignment value. Max for this instruction is 16 bits: +;CHECK: vld1.16 {d16[]}, [r0, :16] + %tmp1 = load i16* %A, align 8 + %tmp2 = insertelement <4 x i16> undef, i16 %tmp1, i32 0 + %tmp3 = shufflevector <4 x i16> %tmp2, <4 x i16> undef, <4 x i32> zeroinitializer + ret <4 x i16> %tmp3 +} + +define <2 x i32> @vld1dupi32(i32* %A) nounwind { +;CHECK: vld1dupi32: +;Check the alignment value. Max for this instruction is 32 bits: +;CHECK: vld1.32 {d16[]}, [r0, :32] + %tmp1 = load i32* %A, align 8 + %tmp2 = insertelement <2 x i32> undef, i32 %tmp1, i32 0 + %tmp3 = shufflevector <2 x i32> %tmp2, <2 x i32> undef, <2 x i32> zeroinitializer + ret <2 x i32> %tmp3 +} + +define <2 x float> @vld1dupf(float* %A) nounwind { +;CHECK: vld1dupf: +;CHECK: vld1.32 {d16[]}, [r0] + %tmp0 = load float* %A + %tmp1 = insertelement <2 x float> undef, float %tmp0, i32 0 + %tmp2 = shufflevector <2 x float> %tmp1, <2 x float> undef, <2 x i32> zeroinitializer + ret <2 x float> %tmp2 +} + +define <16 x i8> @vld1dupQi8(i8* %A) nounwind { +;CHECK: vld1dupQi8: +;Check the (default) alignment value. +;CHECK: vld1.8 {d16[], d17[]}, [r0] + %tmp1 = load i8* %A, align 8 + %tmp2 = insertelement <16 x i8> undef, i8 %tmp1, i32 0 + %tmp3 = shufflevector <16 x i8> %tmp2, <16 x i8> undef, <16 x i32> zeroinitializer + ret <16 x i8> %tmp3 +} + +define <4 x float> @vld1dupQf(float* %A) nounwind { +;CHECK: vld1dupQf: +;CHECK: vld1.32 {d16[], d17[]}, [r0] + %tmp0 = load float* %A + %tmp1 = insertelement <4 x float> undef, float %tmp0, i32 0 + %tmp2 = shufflevector <4 x float> %tmp1, <4 x float> undef, <4 x i32> zeroinitializer + ret <4 x float> %tmp2 +} + +%struct.__neon_int8x8x2_t = type { <8 x i8>, <8 x i8> } +%struct.__neon_int4x16x2_t = type { <4 x i16>, <4 x i16> } +%struct.__neon_int2x32x2_t = type { <2 x i32>, <2 x i32> } + +define <8 x i8> @vld2dupi8(i8* %A) nounwind { +;CHECK: vld2dupi8: +;Check the (default) alignment value. +;CHECK: vld2.8 {d16[], d17[]}, [r0] + %tmp0 = tail call %struct.__neon_int8x8x2_t @llvm.arm.neon.vld2lane.v8i8(i8* %A, <8 x i8> undef, <8 x i8> undef, i32 0, i32 1) + %tmp1 = extractvalue %struct.__neon_int8x8x2_t %tmp0, 0 + %tmp2 = shufflevector <8 x i8> %tmp1, <8 x i8> undef, <8 x i32> zeroinitializer + %tmp3 = extractvalue %struct.__neon_int8x8x2_t %tmp0, 1 + %tmp4 = shufflevector <8 x i8> %tmp3, <8 x i8> undef, <8 x i32> zeroinitializer + %tmp5 = add <8 x i8> %tmp2, %tmp4 + ret <8 x i8> %tmp5 +} + +define <4 x i16> @vld2dupi16(i16* %A) nounwind { +;CHECK: vld2dupi16: +;Check that a power-of-two alignment smaller than the total size of the memory +;being loaded is ignored. +;CHECK: vld2.16 {d16[], d17[]}, [r0] + %tmp0 = tail call %struct.__neon_int4x16x2_t @llvm.arm.neon.vld2lane.v4i16(i16* %A, <4 x i16> undef, <4 x i16> undef, i32 0, i32 2) + %tmp1 = extractvalue %struct.__neon_int4x16x2_t %tmp0, 0 + %tmp2 = shufflevector <4 x i16> %tmp1, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp3 = extractvalue %struct.__neon_int4x16x2_t %tmp0, 1 + %tmp4 = shufflevector <4 x i16> %tmp3, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp5 = add <4 x i16> %tmp2, %tmp4 + ret <4 x i16> %tmp5 +} + +;Check for a post-increment updating load. +define <4 x i16> @vld2dupi16_update(i16** %ptr) nounwind { +;CHECK: vld2dupi16_update: +;CHECK: vld2.16 {d16[], d17[]}, [r1]! + %A = load i16** %ptr + %tmp0 = tail call %struct.__neon_int4x16x2_t @llvm.arm.neon.vld2lane.v4i16(i16* %A, <4 x i16> undef, <4 x i16> undef, i32 0, i32 2) + %tmp1 = extractvalue %struct.__neon_int4x16x2_t %tmp0, 0 + %tmp2 = shufflevector <4 x i16> %tmp1, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp3 = extractvalue %struct.__neon_int4x16x2_t %tmp0, 1 + %tmp4 = shufflevector <4 x i16> %tmp3, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp5 = add <4 x i16> %tmp2, %tmp4 + %tmp6 = getelementptr i16* %A, i32 2 + store i16* %tmp6, i16** %ptr + ret <4 x i16> %tmp5 +} + +define <2 x i32> @vld2dupi32(i32* %A) nounwind { +;CHECK: vld2dupi32: +;Check the alignment value. Max for this instruction is 64 bits: +;CHECK: vld2.32 {d16[], d17[]}, [r0, :64] + %tmp0 = tail call %struct.__neon_int2x32x2_t @llvm.arm.neon.vld2lane.v2i32(i32* %A, <2 x i32> undef, <2 x i32> undef, i32 0, i32 16) + %tmp1 = extractvalue %struct.__neon_int2x32x2_t %tmp0, 0 + %tmp2 = shufflevector <2 x i32> %tmp1, <2 x i32> undef, <2 x i32> zeroinitializer + %tmp3 = extractvalue %struct.__neon_int2x32x2_t %tmp0, 1 + %tmp4 = shufflevector <2 x i32> %tmp3, <2 x i32> undef, <2 x i32> zeroinitializer + %tmp5 = add <2 x i32> %tmp2, %tmp4 + ret <2 x i32> %tmp5 +} + +declare %struct.__neon_int8x8x2_t @llvm.arm.neon.vld2lane.v8i8(i8*, <8 x i8>, <8 x i8>, i32, i32) nounwind readonly +declare %struct.__neon_int4x16x2_t @llvm.arm.neon.vld2lane.v4i16(i16*, <4 x i16>, <4 x i16>, i32, i32) nounwind readonly +declare %struct.__neon_int2x32x2_t @llvm.arm.neon.vld2lane.v2i32(i32*, <2 x i32>, <2 x i32>, i32, i32) nounwind readonly + +%struct.__neon_int8x8x3_t = type { <8 x i8>, <8 x i8>, <8 x i8> } +%struct.__neon_int16x4x3_t = type { <4 x i16>, <4 x i16>, <4 x i16> } + +;Check for a post-increment updating load with register increment. +define <8 x i8> @vld3dupi8_update(i8** %ptr, i32 %inc) nounwind { +;CHECK: vld3dupi8_update: +;CHECK: vld3.8 {d16[], d17[], d18[]}, [r2], r1 + %A = load i8** %ptr + %tmp0 = tail call %struct.__neon_int8x8x3_t @llvm.arm.neon.vld3lane.v8i8(i8* %A, <8 x i8> undef, <8 x i8> undef, <8 x i8> undef, i32 0, i32 8) + %tmp1 = extractvalue %struct.__neon_int8x8x3_t %tmp0, 0 + %tmp2 = shufflevector <8 x i8> %tmp1, <8 x i8> undef, <8 x i32> zeroinitializer + %tmp3 = extractvalue %struct.__neon_int8x8x3_t %tmp0, 1 + %tmp4 = shufflevector <8 x i8> %tmp3, <8 x i8> undef, <8 x i32> zeroinitializer + %tmp5 = extractvalue %struct.__neon_int8x8x3_t %tmp0, 2 + %tmp6 = shufflevector <8 x i8> %tmp5, <8 x i8> undef, <8 x i32> zeroinitializer + %tmp7 = add <8 x i8> %tmp2, %tmp4 + %tmp8 = add <8 x i8> %tmp7, %tmp6 + %tmp9 = getelementptr i8* %A, i32 %inc + store i8* %tmp9, i8** %ptr + ret <8 x i8> %tmp8 +} + +define <4 x i16> @vld3dupi16(i16* %A) nounwind { +;CHECK: vld3dupi16: +;Check the (default) alignment value. VLD3 does not support alignment. +;CHECK: vld3.16 {d16[], d17[], d18[]}, [r0] + %tmp0 = tail call %struct.__neon_int16x4x3_t @llvm.arm.neon.vld3lane.v4i16(i16* %A, <4 x i16> undef, <4 x i16> undef, <4 x i16> undef, i32 0, i32 8) + %tmp1 = extractvalue %struct.__neon_int16x4x3_t %tmp0, 0 + %tmp2 = shufflevector <4 x i16> %tmp1, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp3 = extractvalue %struct.__neon_int16x4x3_t %tmp0, 1 + %tmp4 = shufflevector <4 x i16> %tmp3, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp5 = extractvalue %struct.__neon_int16x4x3_t %tmp0, 2 + %tmp6 = shufflevector <4 x i16> %tmp5, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp7 = add <4 x i16> %tmp2, %tmp4 + %tmp8 = add <4 x i16> %tmp7, %tmp6 + ret <4 x i16> %tmp8 +} + +declare %struct.__neon_int8x8x3_t @llvm.arm.neon.vld3lane.v8i8(i8*, <8 x i8>, <8 x i8>, <8 x i8>, i32, i32) nounwind readonly +declare %struct.__neon_int16x4x3_t @llvm.arm.neon.vld3lane.v4i16(i16*, <4 x i16>, <4 x i16>, <4 x i16>, i32, i32) nounwind readonly + +%struct.__neon_int16x4x4_t = type { <4 x i16>, <4 x i16>, <4 x i16>, <4 x i16> } +%struct.__neon_int32x2x4_t = type { <2 x i32>, <2 x i32>, <2 x i32>, <2 x i32> } + +;Check for a post-increment updating load. +define <4 x i16> @vld4dupi16_update(i16** %ptr) nounwind { +;CHECK: vld4dupi16_update: +;CHECK: vld4.16 {d16[], d17[], d18[], d19[]}, [r1]! + %A = load i16** %ptr + %tmp0 = tail call %struct.__neon_int16x4x4_t @llvm.arm.neon.vld4lane.v4i16(i16* %A, <4 x i16> undef, <4 x i16> undef, <4 x i16> undef, <4 x i16> undef, i32 0, i32 1) + %tmp1 = extractvalue %struct.__neon_int16x4x4_t %tmp0, 0 + %tmp2 = shufflevector <4 x i16> %tmp1, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp3 = extractvalue %struct.__neon_int16x4x4_t %tmp0, 1 + %tmp4 = shufflevector <4 x i16> %tmp3, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp5 = extractvalue %struct.__neon_int16x4x4_t %tmp0, 2 + %tmp6 = shufflevector <4 x i16> %tmp5, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp7 = extractvalue %struct.__neon_int16x4x4_t %tmp0, 3 + %tmp8 = shufflevector <4 x i16> %tmp7, <4 x i16> undef, <4 x i32> zeroinitializer + %tmp9 = add <4 x i16> %tmp2, %tmp4 + %tmp10 = add <4 x i16> %tmp6, %tmp8 + %tmp11 = add <4 x i16> %tmp9, %tmp10 + %tmp12 = getelementptr i16* %A, i32 4 + store i16* %tmp12, i16** %ptr + ret <4 x i16> %tmp11 +} + +define <2 x i32> @vld4dupi32(i32* %A) nounwind { +;CHECK: vld4dupi32: +;Check the alignment value. An 8-byte alignment is allowed here even though +;it is smaller than the total size of the memory being loaded. +;CHECK: vld4.32 {d16[], d17[], d18[], d19[]}, [r0, :64] + %tmp0 = tail call %struct.__neon_int32x2x4_t @llvm.arm.neon.vld4lane.v2i32(i32* %A, <2 x i32> undef, <2 x i32> undef, <2 x i32> undef, <2 x i32> undef, i32 0, i32 8) + %tmp1 = extractvalue %struct.__neon_int32x2x4_t %tmp0, 0 + %tmp2 = shufflevector <2 x i32> %tmp1, <2 x i32> undef, <2 x i32> zeroinitializer + %tmp3 = extractvalue %struct.__neon_int32x2x4_t %tmp0, 1 + %tmp4 = shufflevector <2 x i32> %tmp3, <2 x i32> undef, <2 x i32> zeroinitializer + %tmp5 = extractvalue %struct.__neon_int32x2x4_t %tmp0, 2 + %tmp6 = shufflevector <2 x i32> %tmp5, <2 x i32> undef, <2 x i32> zeroinitializer + %tmp7 = extractvalue %struct.__neon_int32x2x4_t %tmp0, 3 + %tmp8 = shufflevector <2 x i32> %tmp7, <2 x i32> undef, <2 x i32> zeroinitializer + %tmp9 = add <2 x i32> %tmp2, %tmp4 + %tmp10 = add <2 x i32> %tmp6, %tmp8 + %tmp11 = add <2 x i32> %tmp9, %tmp10 + ret <2 x i32> %tmp11 +} + +declare %struct.__neon_int16x4x4_t @llvm.arm.neon.vld4lane.v4i16(i16*, <4 x i16>, <4 x i16>, <4 x i16>, <4 x i16>, i32, i32) nounwind readonly +declare %struct.__neon_int32x2x4_t @llvm.arm.neon.vld4lane.v2i32(i32*, <2 x i32>, <2 x i32>, <2 x i32>, <2 x i32>, i32, i32) nounwind readonly |
