174 lines
		
	
	
		
			7.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			174 lines
		
	
	
		
			7.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -mtriple=arm-eabi -mattr=+neon %s -o - | FileCheck %s
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| 
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| %struct.__neon_int8x8x4_t = type { <8 x i8>,  <8 x i8>,  <8 x i8>, <8 x i8> }
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| %struct.__neon_int16x4x4_t = type { <4 x i16>, <4 x i16>, <4 x i16>, <4 x i16> }
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| %struct.__neon_int32x2x4_t = type { <2 x i32>, <2 x i32>, <2 x i32>, <2 x i32> }
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| %struct.__neon_float32x2x4_t = type { <2 x float>, <2 x float>, <2 x float>, <2 x float> }
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| %struct.__neon_int64x1x4_t = type { <1 x i64>, <1 x i64>, <1 x i64>, <1 x i64> }
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| 
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| %struct.__neon_int8x16x4_t = type { <16 x i8>,  <16 x i8>,  <16 x i8>, <16 x i8> }
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| %struct.__neon_int16x8x4_t = type { <8 x i16>, <8 x i16>, <8 x i16>, <8 x i16> }
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| %struct.__neon_int32x4x4_t = type { <4 x i32>, <4 x i32>, <4 x i32>, <4 x i32> }
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| %struct.__neon_float32x4x4_t = type { <4 x float>, <4 x float>, <4 x float>, <4 x float> }
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| 
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| define <8 x i8> @vld4i8(i8* %A) nounwind {
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| ;CHECK-LABEL: vld4i8:
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| ;Check the alignment value.  Max for this instruction is 256 bits:
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| ;CHECK: vld4.8 {d16, d17, d18, d19}, [r0:64]
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| 	%tmp1 = call %struct.__neon_int8x8x4_t @llvm.arm.neon.vld4.v8i8.p0i8(i8* %A, i32 8)
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|         %tmp2 = extractvalue %struct.__neon_int8x8x4_t %tmp1, 0
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|         %tmp3 = extractvalue %struct.__neon_int8x8x4_t %tmp1, 2
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|         %tmp4 = add <8 x i8> %tmp2, %tmp3
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| 	ret <8 x i8> %tmp4
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| }
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| 
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| ;Check for a post-increment updating load with register increment.
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| define <8 x i8> @vld4i8_update(i8** %ptr, i32 %inc) nounwind {
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| ;CHECK-LABEL: vld4i8_update:
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| ;CHECK: vld4.8 {d16, d17, d18, d19}, [r2:128], r1
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| 	%A = load i8*, i8** %ptr
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| 	%tmp1 = call %struct.__neon_int8x8x4_t @llvm.arm.neon.vld4.v8i8.p0i8(i8* %A, i32 16)
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| 	%tmp2 = extractvalue %struct.__neon_int8x8x4_t %tmp1, 0
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| 	%tmp3 = extractvalue %struct.__neon_int8x8x4_t %tmp1, 2
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| 	%tmp4 = add <8 x i8> %tmp2, %tmp3
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| 	%tmp5 = getelementptr i8, i8* %A, i32 %inc
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| 	store i8* %tmp5, i8** %ptr
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| 	ret <8 x i8> %tmp4
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| }
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| 
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| define <4 x i16> @vld4i16(i16* %A) nounwind {
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| ;CHECK-LABEL: vld4i16:
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| ;Check the alignment value.  Max for this instruction is 256 bits:
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| ;CHECK: vld4.16 {d16, d17, d18, d19}, [r0:128]
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| 	%tmp0 = bitcast i16* %A to i8*
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| 	%tmp1 = call %struct.__neon_int16x4x4_t @llvm.arm.neon.vld4.v4i16.p0i8(i8* %tmp0, i32 16)
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|         %tmp2 = extractvalue %struct.__neon_int16x4x4_t %tmp1, 0
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|         %tmp3 = extractvalue %struct.__neon_int16x4x4_t %tmp1, 2
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|         %tmp4 = add <4 x i16> %tmp2, %tmp3
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| 	ret <4 x i16> %tmp4
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| }
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| 
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| define <2 x i32> @vld4i32(i32* %A) nounwind {
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| ;CHECK-LABEL: vld4i32:
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| ;Check the alignment value.  Max for this instruction is 256 bits:
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| ;CHECK: vld4.32 {d16, d17, d18, d19}, [r0:256]
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| 	%tmp0 = bitcast i32* %A to i8*
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| 	%tmp1 = call %struct.__neon_int32x2x4_t @llvm.arm.neon.vld4.v2i32.p0i8(i8* %tmp0, i32 32)
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|         %tmp2 = extractvalue %struct.__neon_int32x2x4_t %tmp1, 0
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|         %tmp3 = extractvalue %struct.__neon_int32x2x4_t %tmp1, 2
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|         %tmp4 = add <2 x i32> %tmp2, %tmp3
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| 	ret <2 x i32> %tmp4
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| }
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| 
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| define <2 x float> @vld4f(float* %A) nounwind {
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| ;CHECK-LABEL: vld4f:
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| ;CHECK: vld4.32
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| 	%tmp0 = bitcast float* %A to i8*
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| 	%tmp1 = call %struct.__neon_float32x2x4_t @llvm.arm.neon.vld4.v2f32.p0i8(i8* %tmp0, i32 1)
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|         %tmp2 = extractvalue %struct.__neon_float32x2x4_t %tmp1, 0
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|         %tmp3 = extractvalue %struct.__neon_float32x2x4_t %tmp1, 2
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|         %tmp4 = fadd <2 x float> %tmp2, %tmp3
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| 	ret <2 x float> %tmp4
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| }
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| 
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| define <1 x i64> @vld4i64(i64* %A) nounwind {
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| ;CHECK-LABEL: vld4i64:
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| ;Check the alignment value.  Max for this instruction is 256 bits:
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| ;CHECK: vld1.64 {d16, d17, d18, d19}, [r0:256]
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| 	%tmp0 = bitcast i64* %A to i8*
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| 	%tmp1 = call %struct.__neon_int64x1x4_t @llvm.arm.neon.vld4.v1i64.p0i8(i8* %tmp0, i32 64)
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|         %tmp2 = extractvalue %struct.__neon_int64x1x4_t %tmp1, 0
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|         %tmp3 = extractvalue %struct.__neon_int64x1x4_t %tmp1, 2
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|         %tmp4 = add <1 x i64> %tmp2, %tmp3
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| 	ret <1 x i64> %tmp4
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| }
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| 
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| define <1 x i64> @vld4i64_update(i64** %ptr, i64* %A) nounwind {
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| ;CHECK-LABEL: vld4i64_update:
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| ;CHECK: vld1.64 {d16, d17, d18, d19}, [r1:256]!
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|         %tmp0 = bitcast i64* %A to i8*
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|         %tmp1 = call %struct.__neon_int64x1x4_t @llvm.arm.neon.vld4.v1i64.p0i8(i8* %tmp0, i32 64)
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|         %tmp5 = getelementptr i64, i64* %A, i32 4
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|         store i64* %tmp5, i64** %ptr
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|         %tmp2 = extractvalue %struct.__neon_int64x1x4_t %tmp1, 0
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|         %tmp3 = extractvalue %struct.__neon_int64x1x4_t %tmp1, 2
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|         %tmp4 = add <1 x i64> %tmp2, %tmp3
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|         ret <1 x i64> %tmp4
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| }
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| 
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| define <16 x i8> @vld4Qi8(i8* %A) nounwind {
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| ;CHECK-LABEL: vld4Qi8:
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| ;Check the alignment value.  Max for this instruction is 256 bits:
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| ;CHECK: vld4.8 {d16, d18, d20, d22}, [r0:256]!
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| ;CHECK: vld4.8 {d17, d19, d21, d23}, [r0:256]
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| 	%tmp1 = call %struct.__neon_int8x16x4_t @llvm.arm.neon.vld4.v16i8.p0i8(i8* %A, i32 64)
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|         %tmp2 = extractvalue %struct.__neon_int8x16x4_t %tmp1, 0
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|         %tmp3 = extractvalue %struct.__neon_int8x16x4_t %tmp1, 2
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|         %tmp4 = add <16 x i8> %tmp2, %tmp3
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| 	ret <16 x i8> %tmp4
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| }
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| 
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| define <8 x i16> @vld4Qi16(i16* %A) nounwind {
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| ;CHECK-LABEL: vld4Qi16:
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| ;Check for no alignment specifier.
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| ;CHECK: vld4.16 {d16, d18, d20, d22}, [r0]!
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| ;CHECK: vld4.16 {d17, d19, d21, d23}, [r0]
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| 	%tmp0 = bitcast i16* %A to i8*
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| 	%tmp1 = call %struct.__neon_int16x8x4_t @llvm.arm.neon.vld4.v8i16.p0i8(i8* %tmp0, i32 1)
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|         %tmp2 = extractvalue %struct.__neon_int16x8x4_t %tmp1, 0
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|         %tmp3 = extractvalue %struct.__neon_int16x8x4_t %tmp1, 2
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|         %tmp4 = add <8 x i16> %tmp2, %tmp3
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| 	ret <8 x i16> %tmp4
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| }
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| 
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| ;Check for a post-increment updating load. 
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| define <8 x i16> @vld4Qi16_update(i16** %ptr) nounwind {
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| ;CHECK-LABEL: vld4Qi16_update:
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| ;CHECK: vld4.16 {d16, d18, d20, d22}, [r1:64]!
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| ;CHECK: vld4.16 {d17, d19, d21, d23}, [r1:64]!
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| 	%A = load i16*, i16** %ptr
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| 	%tmp0 = bitcast i16* %A to i8*
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| 	%tmp1 = call %struct.__neon_int16x8x4_t @llvm.arm.neon.vld4.v8i16.p0i8(i8* %tmp0, i32 8)
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| 	%tmp2 = extractvalue %struct.__neon_int16x8x4_t %tmp1, 0
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| 	%tmp3 = extractvalue %struct.__neon_int16x8x4_t %tmp1, 2
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| 	%tmp4 = add <8 x i16> %tmp2, %tmp3
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| 	%tmp5 = getelementptr i16, i16* %A, i32 32
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| 	store i16* %tmp5, i16** %ptr
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| 	ret <8 x i16> %tmp4
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| }
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| 
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| define <4 x i32> @vld4Qi32(i32* %A) nounwind {
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| ;CHECK-LABEL: vld4Qi32:
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| ;CHECK: vld4.32
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| ;CHECK: vld4.32
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| 	%tmp0 = bitcast i32* %A to i8*
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| 	%tmp1 = call %struct.__neon_int32x4x4_t @llvm.arm.neon.vld4.v4i32.p0i8(i8* %tmp0, i32 1)
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|         %tmp2 = extractvalue %struct.__neon_int32x4x4_t %tmp1, 0
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|         %tmp3 = extractvalue %struct.__neon_int32x4x4_t %tmp1, 2
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|         %tmp4 = add <4 x i32> %tmp2, %tmp3
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| 	ret <4 x i32> %tmp4
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| }
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| 
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| define <4 x float> @vld4Qf(float* %A) nounwind {
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| ;CHECK-LABEL: vld4Qf:
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| ;CHECK: vld4.32
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| ;CHECK: vld4.32
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| 	%tmp0 = bitcast float* %A to i8*
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| 	%tmp1 = call %struct.__neon_float32x4x4_t @llvm.arm.neon.vld4.v4f32.p0i8(i8* %tmp0, i32 1)
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|         %tmp2 = extractvalue %struct.__neon_float32x4x4_t %tmp1, 0
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|         %tmp3 = extractvalue %struct.__neon_float32x4x4_t %tmp1, 2
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|         %tmp4 = fadd <4 x float> %tmp2, %tmp3
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| 	ret <4 x float> %tmp4
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| }
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| 
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| declare %struct.__neon_int8x8x4_t @llvm.arm.neon.vld4.v8i8.p0i8(i8*, i32) nounwind readonly
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| declare %struct.__neon_int16x4x4_t @llvm.arm.neon.vld4.v4i16.p0i8(i8*, i32) nounwind readonly
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| declare %struct.__neon_int32x2x4_t @llvm.arm.neon.vld4.v2i32.p0i8(i8*, i32) nounwind readonly
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| declare %struct.__neon_float32x2x4_t @llvm.arm.neon.vld4.v2f32.p0i8(i8*, i32) nounwind readonly
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| declare %struct.__neon_int64x1x4_t @llvm.arm.neon.vld4.v1i64.p0i8(i8*, i32) nounwind readonly
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| 
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| declare %struct.__neon_int8x16x4_t @llvm.arm.neon.vld4.v16i8.p0i8(i8*, i32) nounwind readonly
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| declare %struct.__neon_int16x8x4_t @llvm.arm.neon.vld4.v8i16.p0i8(i8*, i32) nounwind readonly
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| declare %struct.__neon_int32x4x4_t @llvm.arm.neon.vld4.v4i32.p0i8(i8*, i32) nounwind readonly
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| declare %struct.__neon_float32x4x4_t @llvm.arm.neon.vld4.v4f32.p0i8(i8*, i32) nounwind readonly
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