503 lines
		
	
	
		
			19 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			503 lines
		
	
	
		
			19 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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| ; RUN: llc -mtriple=arm-eabi -mattr=+neon %s -o - -lower-interleaved-accesses=false | FileCheck %s
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| 
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| define <8 x i8> @vpaddi8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
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| ; CHECK-LABEL: vpaddi8:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vldr d16, [r1]
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| ; CHECK-NEXT:    vldr d17, [r0]
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| ; CHECK-NEXT:    vpadd.i8 d16, d17, d16
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <8 x i8>, <8 x i8>* %A
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| 	%tmp2 = load <8 x i8>, <8 x i8>* %B
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| 	%tmp3 = call <8 x i8> @llvm.arm.neon.vpadd.v8i8(<8 x i8> %tmp1, <8 x i8> %tmp2)
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| 	ret <8 x i8> %tmp3
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| }
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| 
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| define <4 x i16> @vpaddi16(<4 x i16>* %A, <4 x i16>* %B) nounwind {
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| ; CHECK-LABEL: vpaddi16:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vldr d16, [r1]
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| ; CHECK-NEXT:    vldr d17, [r0]
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| ; CHECK-NEXT:    vpadd.i16 d16, d17, d16
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <4 x i16>, <4 x i16>* %A
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| 	%tmp2 = load <4 x i16>, <4 x i16>* %B
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| 	%tmp3 = call <4 x i16> @llvm.arm.neon.vpadd.v4i16(<4 x i16> %tmp1, <4 x i16> %tmp2)
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| 	ret <4 x i16> %tmp3
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| }
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| 
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| define <2 x i32> @vpaddi32(<2 x i32>* %A, <2 x i32>* %B) nounwind {
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| ; CHECK-LABEL: vpaddi32:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vldr d16, [r1]
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| ; CHECK-NEXT:    vldr d17, [r0]
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| ; CHECK-NEXT:    vpadd.i32 d16, d17, d16
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <2 x i32>, <2 x i32>* %A
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| 	%tmp2 = load <2 x i32>, <2 x i32>* %B
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| 	%tmp3 = call <2 x i32> @llvm.arm.neon.vpadd.v2i32(<2 x i32> %tmp1, <2 x i32> %tmp2)
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| 	ret <2 x i32> %tmp3
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| }
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| 
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| define <2 x float> @vpaddf32(<2 x float>* %A, <2 x float>* %B) nounwind {
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| ; CHECK-LABEL: vpaddf32:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vldr d16, [r1]
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| ; CHECK-NEXT:    vldr d17, [r0]
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| ; CHECK-NEXT:    vpadd.f32 d16, d17, d16
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <2 x float>, <2 x float>* %A
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| 	%tmp2 = load <2 x float>, <2 x float>* %B
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| 	%tmp3 = call <2 x float> @llvm.arm.neon.vpadd.v2f32(<2 x float> %tmp1, <2 x float> %tmp2)
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| 	ret <2 x float> %tmp3
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| }
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| 
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| declare <8 x i8>  @llvm.arm.neon.vpadd.v8i8(<8 x i8>, <8 x i8>) nounwind readnone
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| declare <4 x i16> @llvm.arm.neon.vpadd.v4i16(<4 x i16>, <4 x i16>) nounwind readnone
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| declare <2 x i32> @llvm.arm.neon.vpadd.v2i32(<2 x i32>, <2 x i32>) nounwind readnone
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| 
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| declare <2 x float> @llvm.arm.neon.vpadd.v2f32(<2 x float>, <2 x float>) nounwind readnone
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| 
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| define <4 x i16> @vpaddls8(<8 x i8>* %A) nounwind {
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| ; CHECK-LABEL: vpaddls8:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vldr d16, [r0]
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| ; CHECK-NEXT:    vpaddl.s8 d16, d16
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <8 x i8>, <8 x i8>* %A
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| 	%tmp2 = call <4 x i16> @llvm.arm.neon.vpaddls.v4i16.v8i8(<8 x i8> %tmp1)
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| 	ret <4 x i16> %tmp2
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| }
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| 
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| define <2 x i32> @vpaddls16(<4 x i16>* %A) nounwind {
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| ; CHECK-LABEL: vpaddls16:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vldr d16, [r0]
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| ; CHECK-NEXT:    vpaddl.s16 d16, d16
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <4 x i16>, <4 x i16>* %A
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| 	%tmp2 = call <2 x i32> @llvm.arm.neon.vpaddls.v2i32.v4i16(<4 x i16> %tmp1)
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| 	ret <2 x i32> %tmp2
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| }
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| 
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| define <1 x i64> @vpaddls32(<2 x i32>* %A) nounwind {
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| ; CHECK-LABEL: vpaddls32:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vldr d16, [r0]
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| ; CHECK-NEXT:    vpaddl.s32 d16, d16
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <2 x i32>, <2 x i32>* %A
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| 	%tmp2 = call <1 x i64> @llvm.arm.neon.vpaddls.v1i64.v2i32(<2 x i32> %tmp1)
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| 	ret <1 x i64> %tmp2
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| }
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| 
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| define <4 x i16> @vpaddlu8(<8 x i8>* %A) nounwind {
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| ; CHECK-LABEL: vpaddlu8:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vldr d16, [r0]
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| ; CHECK-NEXT:    vpaddl.u8 d16, d16
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <8 x i8>, <8 x i8>* %A
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| 	%tmp2 = call <4 x i16> @llvm.arm.neon.vpaddlu.v4i16.v8i8(<8 x i8> %tmp1)
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| 	ret <4 x i16> %tmp2
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| }
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| 
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| define <2 x i32> @vpaddlu16(<4 x i16>* %A) nounwind {
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| ; CHECK-LABEL: vpaddlu16:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vldr d16, [r0]
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| ; CHECK-NEXT:    vpaddl.u16 d16, d16
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <4 x i16>, <4 x i16>* %A
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| 	%tmp2 = call <2 x i32> @llvm.arm.neon.vpaddlu.v2i32.v4i16(<4 x i16> %tmp1)
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| 	ret <2 x i32> %tmp2
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| }
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| 
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| define <1 x i64> @vpaddlu32(<2 x i32>* %A) nounwind {
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| ; CHECK-LABEL: vpaddlu32:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vldr d16, [r0]
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| ; CHECK-NEXT:    vpaddl.u32 d16, d16
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <2 x i32>, <2 x i32>* %A
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| 	%tmp2 = call <1 x i64> @llvm.arm.neon.vpaddlu.v1i64.v2i32(<2 x i32> %tmp1)
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| 	ret <1 x i64> %tmp2
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| }
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| 
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| define <8 x i16> @vpaddlQs8(<16 x i8>* %A) nounwind {
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| ; CHECK-LABEL: vpaddlQs8:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vpaddl.s8 q8, q8
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    vmov r2, r3, d17
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <16 x i8>, <16 x i8>* %A
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| 	%tmp2 = call <8 x i16> @llvm.arm.neon.vpaddls.v8i16.v16i8(<16 x i8> %tmp1)
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| 	ret <8 x i16> %tmp2
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| }
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| 
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| define <4 x i32> @vpaddlQs16(<8 x i16>* %A) nounwind {
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| ; CHECK-LABEL: vpaddlQs16:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vpaddl.s16 q8, q8
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    vmov r2, r3, d17
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <8 x i16>, <8 x i16>* %A
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| 	%tmp2 = call <4 x i32> @llvm.arm.neon.vpaddls.v4i32.v8i16(<8 x i16> %tmp1)
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| 	ret <4 x i32> %tmp2
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| }
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| 
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| define <2 x i64> @vpaddlQs32(<4 x i32>* %A) nounwind {
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| ; CHECK-LABEL: vpaddlQs32:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vpaddl.s32 q8, q8
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    vmov r2, r3, d17
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <4 x i32>, <4 x i32>* %A
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| 	%tmp2 = call <2 x i64> @llvm.arm.neon.vpaddls.v2i64.v4i32(<4 x i32> %tmp1)
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| 	ret <2 x i64> %tmp2
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| }
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| 
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| define <8 x i16> @vpaddlQu8(<16 x i8>* %A) nounwind {
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| ; CHECK-LABEL: vpaddlQu8:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vpaddl.u8 q8, q8
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    vmov r2, r3, d17
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <16 x i8>, <16 x i8>* %A
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| 	%tmp2 = call <8 x i16> @llvm.arm.neon.vpaddlu.v8i16.v16i8(<16 x i8> %tmp1)
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| 	ret <8 x i16> %tmp2
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| }
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| 
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| define <4 x i32> @vpaddlQu16(<8 x i16>* %A) nounwind {
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| ; CHECK-LABEL: vpaddlQu16:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vpaddl.u16 q8, q8
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    vmov r2, r3, d17
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <8 x i16>, <8 x i16>* %A
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| 	%tmp2 = call <4 x i32> @llvm.arm.neon.vpaddlu.v4i32.v8i16(<8 x i16> %tmp1)
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| 	ret <4 x i32> %tmp2
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| }
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| 
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| define <2 x i64> @vpaddlQu32(<4 x i32>* %A) nounwind {
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| ; CHECK-LABEL: vpaddlQu32:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vpaddl.u32 q8, q8
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| ; CHECK-NEXT:    vmov r0, r1, d16
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| ; CHECK-NEXT:    vmov r2, r3, d17
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| ; CHECK-NEXT:    mov pc, lr
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| 	%tmp1 = load <4 x i32>, <4 x i32>* %A
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| 	%tmp2 = call <2 x i64> @llvm.arm.neon.vpaddlu.v2i64.v4i32(<4 x i32> %tmp1)
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| 	ret <2 x i64> %tmp2
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| }
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| 
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| ; Combine vuzp+vadd->vpadd.
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| define void @addCombineToVPADD_i8(<16 x i8> *%cbcr, <8 x i8> *%X) nounwind ssp {
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| ; CHECK-LABEL: addCombineToVPADD_i8:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vpadd.i8 d16, d16, d17
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| ; CHECK-NEXT:    vstr d16, [r1]
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| ; CHECK-NEXT:    mov pc, lr
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|   %tmp = load <16 x i8>, <16 x i8>* %cbcr
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|   %tmp1 = shufflevector <16 x i8> %tmp, <16 x i8> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
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|   %tmp3 = shufflevector <16 x i8> %tmp, <16 x i8> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
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| 
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|   %add = add <8 x i8> %tmp3, %tmp1
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|   store <8 x i8> %add, <8 x i8>* %X, align 8
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|   ret void
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| }
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| 
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| ; Combine vuzp+vadd->vpadd.
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| define void @addCombineToVPADD_i16(<8 x i16> *%cbcr, <4 x i16> *%X) nounwind ssp {
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| ; CHECK-LABEL: addCombineToVPADD_i16:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vpadd.i16 d16, d16, d17
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| ; CHECK-NEXT:    vstr d16, [r1]
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| ; CHECK-NEXT:    mov pc, lr
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|   %tmp = load <8 x i16>, <8 x i16>* %cbcr
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|   %tmp1 = shufflevector <8 x i16> %tmp, <8 x i16> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
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|   %tmp3 = shufflevector <8 x i16> %tmp, <8 x i16> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
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|   %add = add <4 x i16> %tmp3, %tmp1
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|   store <4 x i16> %add, <4 x i16>* %X, align 8
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|   ret void
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| }
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| 
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| ; Combine vtrn+vadd->vpadd.
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| define void @addCombineToVPADD_i32(<4 x i32> *%cbcr, <2 x i32> *%X) nounwind ssp {
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| ; CHECK-LABEL: addCombineToVPADD_i32:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vpadd.i32 d16, d16, d17
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| ; CHECK-NEXT:    vstr d16, [r1]
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| ; CHECK-NEXT:    mov pc, lr
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|   %tmp = load <4 x i32>, <4 x i32>* %cbcr
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|   %tmp1 = shufflevector <4 x i32> %tmp, <4 x i32> undef, <2 x i32> <i32 0, i32 2>
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|   %tmp3 = shufflevector <4 x i32> %tmp, <4 x i32> undef, <2 x i32> <i32 1, i32 3>
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|   %add = add <2 x i32> %tmp3, %tmp1
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|   store <2 x i32> %add, <2 x i32>* %X, align 8
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|   ret void
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| }
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| 
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| ; Combine vuzp+vaddl->vpaddl
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| define void @addCombineToVPADDLq_s8(<16 x i8> *%cbcr, <8 x i16> *%X) nounwind ssp {
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| ; CHECK-LABEL: addCombineToVPADDLq_s8:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vpaddl.s8 q8, q8
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| ; CHECK-NEXT:    vst1.64 {d16, d17}, [r1]
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| ; CHECK-NEXT:    mov pc, lr
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|   %tmp = load <16 x i8>, <16 x i8>* %cbcr
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|   %tmp1 = shufflevector <16 x i8> %tmp, <16 x i8> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
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|   %tmp3 = shufflevector <16 x i8> %tmp, <16 x i8> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
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|   %tmp4 = sext <8 x i8> %tmp3 to <8 x i16>
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|   %tmp5 = sext <8 x i8> %tmp1 to <8 x i16>
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|   %add = add <8 x i16> %tmp4, %tmp5
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|   store <8 x i16> %add, <8 x i16>* %X, align 8
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|   ret void
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| }
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| 
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| ; Combine vuzp+vaddl->vpaddl
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| ; FIXME: Legalization butchers the shuffles.
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| define void @addCombineToVPADDL_s8(<16 x i8> *%cbcr, <4 x i16> *%X) nounwind ssp {
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| ; CHECK-LABEL: addCombineToVPADDL_s8:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vmov.i16 d18, #0x8
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| ; CHECK-NEXT:    vneg.s16 d18, d18
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| ; CHECK-NEXT:    vext.8 d19, d16, d16, #1
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| ; CHECK-NEXT:    vshl.i16 d16, d16, #8
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| ; CHECK-NEXT:    vshl.i16 d17, d19, #8
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| ; CHECK-NEXT:    vshl.s16 d16, d16, d18
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| ; CHECK-NEXT:    vshl.s16 d17, d17, d18
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| ; CHECK-NEXT:    vadd.i16 d16, d17, d16
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| ; CHECK-NEXT:    vstr d16, [r1]
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| ; CHECK-NEXT:    mov pc, lr
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|   %tmp = load <16 x i8>, <16 x i8>* %cbcr
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|   %tmp1 = shufflevector <16 x i8> %tmp, <16 x i8> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
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|   %tmp3 = shufflevector <16 x i8> %tmp, <16 x i8> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
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|   %tmp4 = sext <4 x i8> %tmp3 to <4 x i16>
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|   %tmp5 = sext <4 x i8> %tmp1 to <4 x i16>
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|   %add = add <4 x i16> %tmp4, %tmp5
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|   store <4 x i16> %add, <4 x i16>* %X, align 8
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|   ret void
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| }
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| 
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| ; Combine vuzp+vaddl->vpaddl
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| define void @addCombineToVPADDLq_u8(<16 x i8> *%cbcr, <8 x i16> *%X) nounwind ssp {
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| ; CHECK-LABEL: addCombineToVPADDLq_u8:
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| ; CHECK:       @ BB#0:
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| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
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| ; CHECK-NEXT:    vpaddl.u8 q8, q8
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| ; CHECK-NEXT:    vst1.64 {d16, d17}, [r1]
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| ; CHECK-NEXT:    mov pc, lr
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|   %tmp = load <16 x i8>, <16 x i8>* %cbcr
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|   %tmp1 = shufflevector <16 x i8> %tmp, <16 x i8> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
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|   %tmp3 = shufflevector <16 x i8> %tmp, <16 x i8> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
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|   %tmp4 = zext <8 x i8> %tmp3 to <8 x i16>
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|   %tmp5 = zext <8 x i8> %tmp1 to <8 x i16>
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|   %add = add <8 x i16> %tmp4, %tmp5
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|   store <8 x i16> %add, <8 x i16>* %X, align 8
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|   ret void
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| }
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| 
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| ; In theory, it's possible to match this to vpaddl, but rearranging the
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| ; shuffle is awkward, so this doesn't match at the moment.
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| define void @addCombineToVPADDLq_u8_early_zext(<16 x i8> *%cbcr, <8 x i16> *%X) nounwind ssp {
 | |
| ; CHECK-LABEL: addCombineToVPADDLq_u8_early_zext:
 | |
| ; CHECK:       @ BB#0:
 | |
| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
 | |
| ; CHECK-NEXT:    vmovl.u8 q9, d17
 | |
| ; CHECK-NEXT:    vmovl.u8 q8, d16
 | |
| ; CHECK-NEXT:    vuzp.16 q8, q9
 | |
| ; CHECK-NEXT:    vadd.i16 q8, q8, q9
 | |
| ; CHECK-NEXT:    vst1.64 {d16, d17}, [r1]
 | |
| ; CHECK-NEXT:    mov pc, lr
 | |
|   %tmp = load <16 x i8>, <16 x i8>* %cbcr
 | |
|   %tmp1 = zext <16 x i8> %tmp to <16 x i16>
 | |
|   %tmp2 = shufflevector <16 x i16> %tmp1, <16 x i16> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
 | |
|   %tmp3 = shufflevector <16 x i16> %tmp1, <16 x i16> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
 | |
|   %add = add <8 x i16> %tmp2, %tmp3
 | |
|   store <8 x i16> %add, <8 x i16>* %X, align 8
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; Combine vuzp+vaddl->vpaddl
 | |
| ; FIXME: Legalization butchers the shuffle.
 | |
| define void @addCombineToVPADDL_u8(<16 x i8> *%cbcr, <4 x i16> *%X) nounwind ssp {
 | |
| ; CHECK-LABEL: addCombineToVPADDL_u8:
 | |
| ; CHECK:       @ BB#0:
 | |
| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
 | |
| ; CHECK-NEXT:    vext.8 d18, d16, d16, #1
 | |
| ; CHECK-NEXT:    vbic.i16 d16, #0xff00
 | |
| ; CHECK-NEXT:    vbic.i16 d18, #0xff00
 | |
| ; CHECK-NEXT:    vadd.i16 d16, d18, d16
 | |
| ; CHECK-NEXT:    vstr d16, [r1]
 | |
| ; CHECK-NEXT:    mov pc, lr
 | |
|   %tmp = load <16 x i8>, <16 x i8>* %cbcr
 | |
|   %tmp1 = shufflevector <16 x i8> %tmp, <16 x i8> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
 | |
|   %tmp3 = shufflevector <16 x i8> %tmp, <16 x i8> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
 | |
|   %tmp4 = zext <4 x i8> %tmp3 to <4 x i16>
 | |
|   %tmp5 = zext <4 x i8> %tmp1 to <4 x i16>
 | |
|   %add = add <4 x i16> %tmp4, %tmp5
 | |
|   store <4 x i16> %add, <4 x i16>* %X, align 8
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; Matching to vpaddl.8 requires matching shuffle(zext()).
 | |
| define void @addCombineToVPADDL_u8_early_zext(<16 x i8> *%cbcr, <4 x i16> *%X) nounwind ssp {
 | |
| ; CHECK-LABEL: addCombineToVPADDL_u8_early_zext:
 | |
| ; CHECK:       @ BB#0:
 | |
| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
 | |
| ; CHECK-NEXT:    vmovl.u8 q8, d16
 | |
| ; CHECK-NEXT:    vpadd.i16 d16, d16, d17
 | |
| ; CHECK-NEXT:    vstr d16, [r1]
 | |
| ; CHECK-NEXT:    mov pc, lr
 | |
|   %tmp = load <16 x i8>, <16 x i8>* %cbcr
 | |
|   %tmp1 = zext <16 x i8> %tmp to <16 x i16>
 | |
|   %tmp2 = shufflevector <16 x i16> %tmp1, <16 x i16> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
 | |
|   %tmp3 = shufflevector <16 x i16> %tmp1, <16 x i16> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
 | |
|   %add = add <4 x i16> %tmp2, %tmp3
 | |
|   store <4 x i16> %add, <4 x i16>* %X, align 8
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; Combine vuzp+vaddl->vpaddl
 | |
| define void @addCombineToVPADDLq_s16(<8 x i16> *%cbcr, <4 x i32> *%X) nounwind ssp {
 | |
| ; CHECK-LABEL: addCombineToVPADDLq_s16:
 | |
| ; CHECK:       @ BB#0:
 | |
| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
 | |
| ; CHECK-NEXT:    vpaddl.s16 q8, q8
 | |
| ; CHECK-NEXT:    vst1.64 {d16, d17}, [r1]
 | |
| ; CHECK-NEXT:    mov pc, lr
 | |
|   %tmp = load <8 x i16>, <8 x i16>* %cbcr
 | |
|   %tmp1 = shufflevector <8 x i16> %tmp, <8 x i16> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
 | |
|   %tmp3 = shufflevector <8 x i16> %tmp, <8 x i16> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
 | |
|   %tmp4 = sext <4 x i16> %tmp3 to <4 x i32>
 | |
|   %tmp5 = sext <4 x i16> %tmp1 to <4 x i32>
 | |
|   %add = add <4 x i32> %tmp4, %tmp5
 | |
|   store <4 x i32> %add, <4 x i32>* %X, align 8
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; Combine vuzp+vaddl->vpaddl
 | |
| define void @addCombineToVPADDLq_u16(<8 x i16> *%cbcr, <4 x i32> *%X) nounwind ssp {
 | |
| ; CHECK-LABEL: addCombineToVPADDLq_u16:
 | |
| ; CHECK:       @ BB#0:
 | |
| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
 | |
| ; CHECK-NEXT:    vpaddl.u16 q8, q8
 | |
| ; CHECK-NEXT:    vst1.64 {d16, d17}, [r1]
 | |
| ; CHECK-NEXT:    mov pc, lr
 | |
|   %tmp = load <8 x i16>, <8 x i16>* %cbcr
 | |
|   %tmp1 = shufflevector <8 x i16> %tmp, <8 x i16> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
 | |
|   %tmp3 = shufflevector <8 x i16> %tmp, <8 x i16> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
 | |
|   %tmp4 = zext <4 x i16> %tmp3 to <4 x i32>
 | |
|   %tmp5 = zext <4 x i16> %tmp1 to <4 x i32>
 | |
|   %add = add <4 x i32> %tmp4, %tmp5
 | |
|   store <4 x i32> %add, <4 x i32>* %X, align 8
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; Combine vtrn+vaddl->vpaddl
 | |
| define void @addCombineToVPADDLq_s32(<4 x i32> *%cbcr, <2 x i64> *%X) nounwind ssp {
 | |
| ; CHECK-LABEL: addCombineToVPADDLq_s32:
 | |
| ; CHECK:       @ BB#0:
 | |
| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
 | |
| ; CHECK-NEXT:    vpaddl.s32 q8, q8
 | |
| ; CHECK-NEXT:    vst1.64 {d16, d17}, [r1]
 | |
| ; CHECK-NEXT:    mov pc, lr
 | |
|   %tmp = load <4 x i32>, <4 x i32>* %cbcr
 | |
|   %tmp1 = shufflevector <4 x i32> %tmp, <4 x i32> undef, <2 x i32> <i32 0, i32 2>
 | |
|   %tmp3 = shufflevector <4 x i32> %tmp, <4 x i32> undef, <2 x i32> <i32 1, i32 3>
 | |
|   %tmp4 = sext <2 x i32> %tmp3 to <2 x i64>
 | |
|   %tmp5 = sext <2 x i32> %tmp1 to <2 x i64>
 | |
|   %add = add <2 x i64> %tmp4, %tmp5
 | |
|   store <2 x i64> %add, <2 x i64>* %X, align 8
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; Combine vtrn+vaddl->vpaddl
 | |
| define void @addCombineToVPADDLq_u32(<4 x i32> *%cbcr, <2 x i64> *%X) nounwind ssp {
 | |
| ; CHECK-LABEL: addCombineToVPADDLq_u32:
 | |
| ; CHECK:       @ BB#0:
 | |
| ; CHECK-NEXT:    vld1.64 {d16, d17}, [r0]
 | |
| ; CHECK-NEXT:    vpaddl.u32 q8, q8
 | |
| ; CHECK-NEXT:    vst1.64 {d16, d17}, [r1]
 | |
| ; CHECK-NEXT:    mov pc, lr
 | |
|   %tmp = load <4 x i32>, <4 x i32>* %cbcr
 | |
|   %tmp1 = shufflevector <4 x i32> %tmp, <4 x i32> undef, <2 x i32> <i32 0, i32 2>
 | |
|   %tmp3 = shufflevector <4 x i32> %tmp, <4 x i32> undef, <2 x i32> <i32 1, i32 3>
 | |
|   %tmp4 = zext <2 x i32> %tmp3 to <2 x i64>
 | |
|   %tmp5 = zext <2 x i32> %tmp1 to <2 x i64>
 | |
|   %add = add <2 x i64> %tmp4, %tmp5
 | |
|   store <2 x i64> %add, <2 x i64>* %X, align 8
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; Legalization promotes the <4 x i8> to <4 x i16>.
 | |
| define <4 x i8> @fromExtendingExtractVectorElt_i8(<8 x i8> %in) {
 | |
| ; CHECK-LABEL: fromExtendingExtractVectorElt_i8:
 | |
| ; CHECK:       @ BB#0:
 | |
| ; CHECK-NEXT:    vmov d16, r0, r1
 | |
| ; CHECK-NEXT:    vpaddl.s8 d16, d16
 | |
| ; CHECK-NEXT:    vmov r0, r1, d16
 | |
| ; CHECK-NEXT:    mov pc, lr
 | |
|   %tmp1 = shufflevector <8 x i8> %in, <8 x i8> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
 | |
|   %tmp2 = shufflevector <8 x i8> %in, <8 x i8> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
 | |
|   %x = add <4 x i8> %tmp2, %tmp1
 | |
|   ret <4 x i8> %x
 | |
| }
 | |
| 
 | |
| ; Legalization promotes the <2 x i16> to <2 x i32>.
 | |
| define <2 x i16> @fromExtendingExtractVectorElt_i16(<4 x i16> %in) {
 | |
| ; CHECK-LABEL: fromExtendingExtractVectorElt_i16:
 | |
| ; CHECK:       @ BB#0:
 | |
| ; CHECK-NEXT:    vmov d16, r0, r1
 | |
| ; CHECK-NEXT:    vpaddl.s16 d16, d16
 | |
| ; CHECK-NEXT:    vmov r0, r1, d16
 | |
| ; CHECK-NEXT:    mov pc, lr
 | |
|   %tmp1 = shufflevector <4 x i16> %in, <4 x i16> undef, <2 x i32> <i32 0, i32 2>
 | |
|   %tmp2 = shufflevector <4 x i16> %in, <4 x i16> undef, <2 x i32> <i32 1, i32 3>
 | |
|   %x = add <2 x i16> %tmp2, %tmp1
 | |
|   ret <2 x i16> %x
 | |
| }
 | |
| 
 | |
| declare <4 x i16> @llvm.arm.neon.vpaddls.v4i16.v8i8(<8 x i8>) nounwind readnone
 | |
| declare <2 x i32> @llvm.arm.neon.vpaddls.v2i32.v4i16(<4 x i16>) nounwind readnone
 | |
| declare <1 x i64> @llvm.arm.neon.vpaddls.v1i64.v2i32(<2 x i32>) nounwind readnone
 | |
| 
 | |
| declare <4 x i16> @llvm.arm.neon.vpaddlu.v4i16.v8i8(<8 x i8>) nounwind readnone
 | |
| declare <2 x i32> @llvm.arm.neon.vpaddlu.v2i32.v4i16(<4 x i16>) nounwind readnone
 | |
| declare <1 x i64> @llvm.arm.neon.vpaddlu.v1i64.v2i32(<2 x i32>) nounwind readnone
 | |
| 
 | |
| declare <8 x i16> @llvm.arm.neon.vpaddls.v8i16.v16i8(<16 x i8>) nounwind readnone
 | |
| declare <4 x i32> @llvm.arm.neon.vpaddls.v4i32.v8i16(<8 x i16>) nounwind readnone
 | |
| declare <2 x i64> @llvm.arm.neon.vpaddls.v2i64.v4i32(<4 x i32>) nounwind readnone
 | |
| 
 | |
| declare <8 x i16> @llvm.arm.neon.vpaddlu.v8i16.v16i8(<16 x i8>) nounwind readnone
 | |
| declare <4 x i32> @llvm.arm.neon.vpaddlu.v4i32.v8i16(<8 x i16>) nounwind readnone
 | |
| declare <2 x i64> @llvm.arm.neon.vpaddlu.v2i64.v4i32(<4 x i32>) nounwind readnone
 |