[llvm] 76495ea - [NFC][X86][Codegen] Add basic PAVG chain test (PR52131)

Roman Lebedev via llvm-commits llvm-commits at lists.llvm.org
Mon Oct 11 11:43:00 PDT 2021


Author: Roman Lebedev
Date: 2021-10-11T21:42:32+03:00
New Revision: 76495ea317da91338c4e43438ad2721bbff1e6fb

URL: https://github.com/llvm/llvm-project/commit/76495ea317da91338c4e43438ad2721bbff1e6fb
DIFF: https://github.com/llvm/llvm-project/commit/76495ea317da91338c4e43438ad2721bbff1e6fb.diff

LOG: [NFC][X86][Codegen] Add basic PAVG chain test (PR52131)

Added: 
    

Modified: 
    llvm/test/CodeGen/X86/avg.ll

Removed: 
    


################################################################################
diff  --git a/llvm/test/CodeGen/X86/avg.ll b/llvm/test/CodeGen/X86/avg.ll
index 4c4e21d6c6d1..43d444d0ea58 100644
--- a/llvm/test/CodeGen/X86/avg.ll
+++ b/llvm/test/CodeGen/X86/avg.ll
@@ -2592,3 +2592,226 @@ define <2 x i64> @PR41316(<2 x i64>, <2 x i64>) {
   %13 = bitcast <8 x i16> %12 to <2 x i64>
   ret <2 x i64> %13
 }
+
+define <8 x i16> @PR52131_pavg_chain(<8 x i16> %a, <8 x i16> %b, <8 x i16> %c) {
+; SSE2-LABEL: PR52131_pavg_chain:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm3, %xmm3
+; SSE2-NEXT:    movdqa %xmm0, %xmm4
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm4 = xmm4[0],xmm3[0],xmm4[1],xmm3[1],xmm4[2],xmm3[2],xmm4[3],xmm3[3]
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm0 = xmm0[4],xmm3[4],xmm0[5],xmm3[5],xmm0[6],xmm3[6],xmm0[7],xmm3[7]
+; SSE2-NEXT:    movdqa %xmm1, %xmm5
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm5 = xmm5[0],xmm3[0],xmm5[1],xmm3[1],xmm5[2],xmm3[2],xmm5[3],xmm3[3]
+; SSE2-NEXT:    paddd %xmm4, %xmm5
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm3[4],xmm1[5],xmm3[5],xmm1[6],xmm3[6],xmm1[7],xmm3[7]
+; SSE2-NEXT:    paddd %xmm0, %xmm1
+; SSE2-NEXT:    pcmpeqd %xmm4, %xmm4
+; SSE2-NEXT:    psubd %xmm4, %xmm5
+; SSE2-NEXT:    psubd %xmm4, %xmm1
+; SSE2-NEXT:    psrld $1, %xmm1
+; SSE2-NEXT:    psrld $1, %xmm5
+; SSE2-NEXT:    movdqa {{.*#+}} xmm0 = [65535,0,65535,0,65535,0,65535,0]
+; SSE2-NEXT:    pand %xmm0, %xmm5
+; SSE2-NEXT:    pand %xmm0, %xmm1
+; SSE2-NEXT:    movdqa %xmm2, %xmm0
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
+; SSE2-NEXT:    paddd %xmm5, %xmm0
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm2 = xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
+; SSE2-NEXT:    paddd %xmm1, %xmm2
+; SSE2-NEXT:    psubd %xmm4, %xmm0
+; SSE2-NEXT:    psubd %xmm4, %xmm2
+; SSE2-NEXT:    pslld $15, %xmm2
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    pslld $15, %xmm0
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    packssdw %xmm2, %xmm0
+; SSE2-NEXT:    retq
+;
+; AVX1-LABEL: PR52131_pavg_chain:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm4 = xmm0[4],xmm3[4],xmm0[5],xmm3[5],xmm0[6],xmm3[6],xmm0[7],xmm3[7]
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm5 = xmm1[4],xmm3[4],xmm1[5],xmm3[5],xmm1[6],xmm3[6],xmm1[7],xmm3[7]
+; AVX1-NEXT:    vpaddd %xmm5, %xmm4, %xmm4
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX1-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqd %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubd %xmm1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsubd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm5 = xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm4 = xmm4[0],xmm3[1],xmm4[2],xmm3[3],xmm4[4],xmm3[5],xmm4[6],xmm3[7]
+; AVX1-NEXT:    vpaddd %xmm4, %xmm5, %xmm4
+; AVX1-NEXT:    vpblendw {{.*#+}} xmm0 = xmm0[0],xmm3[1],xmm0[2],xmm3[3],xmm0[4],xmm3[5],xmm0[6],xmm3[7]
+; AVX1-NEXT:    vpaddd %xmm0, %xmm2, %xmm0
+; AVX1-NEXT:    vpsubd %xmm1, %xmm4, %xmm2
+; AVX1-NEXT:    vpsubd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm2 = <0,1,4,5,8,9,12,13,u,u,u,u,u,u,u,u>
+; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: PR52131_pavg_chain:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; AVX2-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpxor %xmm3, %xmm3, %xmm3
+; AVX2-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm3[1],ymm0[2],ymm3[3],ymm0[4],ymm3[5],ymm0[6],ymm3[7],ymm0[8],ymm3[9],ymm0[10],ymm3[11],ymm0[12],ymm3[13],ymm0[14],ymm3[15]
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero
+; AVX2-NEXT:    vpaddd %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpsubd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,4,5,8,9,12,13,u,u,u,u,u,u,u,u,16,17,20,21,24,25,28,29,u,u,u,u,u,u,u,u]
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
+; AVX2-NEXT:    # kill: def $xmm0 killed $xmm0 killed $ymm0
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: PR52131_pavg_chain:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; AVX512-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX512-NEXT:    vpsubd %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpxor %xmm3, %xmm3, %xmm3
+; AVX512-NEXT:    vpblendw {{.*#+}} ymm0 = ymm0[0],ymm3[1],ymm0[2],ymm3[3],ymm0[4],ymm3[5],ymm0[6],ymm3[7],ymm0[8],ymm3[9],ymm0[10],ymm3[11],ymm0[12],ymm3[13],ymm0[14],ymm3[15]
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero
+; AVX512-NEXT:    vpaddd %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    vpsubd %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovdw %zmm0, %ymm0
+; AVX512-NEXT:    # kill: def $xmm0 killed $xmm0 killed $ymm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %i = zext <8 x i16> %a to <8 x i32>
+  %i1 = zext <8 x i16> %b to <8 x i32>
+  %i2 = add nuw nsw <8 x i32> %i, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %i3 = add nuw nsw <8 x i32> %i2, %i1
+  %i4 = lshr <8 x i32> %i3, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %i5 = and <8 x i32> %i4, <i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535, i32 65535>
+  %i6 = zext <8 x i16> %c to <8 x i32>
+  %i7 = add nuw nsw <8 x i32> %i6, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %i8 = add nuw nsw <8 x i32> %i7, %i5
+  %i9 = lshr <8 x i32> %i8, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %i10 = trunc <8 x i32> %i9 to <8 x i16>
+  ret <8 x i16> %i10
+}
+
+define <8 x i16> @PR52131_pavg_chainlike_but_not_zext(<8 x i16> %a, <8 x i16> %b, <8 x i16> %c) {
+; SSE2-LABEL: PR52131_pavg_chainlike_but_not_zext:
+; SSE2:       # %bb.0:
+; SSE2-NEXT:    pxor %xmm3, %xmm3
+; SSE2-NEXT:    movdqa %xmm0, %xmm4
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm4 = xmm4[4],xmm3[4],xmm4[5],xmm3[5],xmm4[6],xmm3[6],xmm4[7],xmm3[7]
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
+; SSE2-NEXT:    movdqa %xmm1, %xmm5
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm5 = xmm5[4],xmm3[4],xmm5[5],xmm3[5],xmm5[6],xmm3[6],xmm5[7],xmm3[7]
+; SSE2-NEXT:    paddd %xmm4, %xmm5
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm3[0],xmm1[1],xmm3[1],xmm1[2],xmm3[2],xmm1[3],xmm3[3]
+; SSE2-NEXT:    paddd %xmm0, %xmm1
+; SSE2-NEXT:    pcmpeqd %xmm4, %xmm4
+; SSE2-NEXT:    psubd %xmm4, %xmm5
+; SSE2-NEXT:    psubd %xmm4, %xmm1
+; SSE2-NEXT:    psrld $1, %xmm1
+; SSE2-NEXT:    psrld $1, %xmm5
+; SSE2-NEXT:    movdqa %xmm2, %xmm0
+; SSE2-NEXT:    punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1],xmm0[2],xmm3[2],xmm0[3],xmm3[3]
+; SSE2-NEXT:    paddd %xmm1, %xmm0
+; SSE2-NEXT:    punpckhwd {{.*#+}} xmm2 = xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
+; SSE2-NEXT:    paddd %xmm5, %xmm2
+; SSE2-NEXT:    psubd %xmm4, %xmm0
+; SSE2-NEXT:    psubd %xmm4, %xmm2
+; SSE2-NEXT:    pslld $15, %xmm2
+; SSE2-NEXT:    psrad $16, %xmm2
+; SSE2-NEXT:    pslld $15, %xmm0
+; SSE2-NEXT:    psrad $16, %xmm0
+; SSE2-NEXT:    packssdw %xmm2, %xmm0
+; SSE2-NEXT:    retq
+;
+; AVX1-LABEL: PR52131_pavg_chainlike_but_not_zext:
+; AVX1:       # %bb.0:
+; AVX1-NEXT:    vpxor %xmm3, %xmm3, %xmm3
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm4 = xmm0[4],xmm3[4],xmm0[5],xmm3[5],xmm0[6],xmm3[6],xmm0[7],xmm3[7]
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm5 = xmm1[4],xmm3[4],xmm1[5],xmm3[5],xmm1[6],xmm3[6],xmm1[7],xmm3[7]
+; AVX1-NEXT:    vpaddd %xmm5, %xmm4, %xmm4
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
+; AVX1-NEXT:    vpaddd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpcmpeqd %xmm1, %xmm1, %xmm1
+; AVX1-NEXT:    vpsubd %xmm1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsubd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm4, %xmm4
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vpunpckhwd {{.*#+}} xmm3 = xmm2[4],xmm3[4],xmm2[5],xmm3[5],xmm2[6],xmm3[6],xmm2[7],xmm3[7]
+; AVX1-NEXT:    vpaddd %xmm4, %xmm3, %xmm3
+; AVX1-NEXT:    vpmovzxwd {{.*#+}} xmm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero
+; AVX1-NEXT:    vpaddd %xmm0, %xmm2, %xmm0
+; AVX1-NEXT:    vpsubd %xmm1, %xmm3, %xmm2
+; AVX1-NEXT:    vpsubd %xmm1, %xmm0, %xmm0
+; AVX1-NEXT:    vpsrld $1, %xmm2, %xmm1
+; AVX1-NEXT:    vpsrld $1, %xmm0, %xmm0
+; AVX1-NEXT:    vmovdqa {{.*#+}} xmm2 = <0,1,4,5,8,9,12,13,u,u,u,u,u,u,u,u>
+; AVX1-NEXT:    vpshufb %xmm2, %xmm1, %xmm1
+; AVX1-NEXT:    vpshufb %xmm2, %xmm0, %xmm0
+; AVX1-NEXT:    vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; AVX1-NEXT:    retq
+;
+; AVX2-LABEL: PR52131_pavg_chainlike_but_not_zext:
+; AVX2:       # %bb.0:
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; AVX2-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX2-NEXT:    vpsubd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpmovzxwd {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero
+; AVX2-NEXT:    vpaddd %ymm0, %ymm2, %ymm0
+; AVX2-NEXT:    vpsubd %ymm1, %ymm0, %ymm0
+; AVX2-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX2-NEXT:    vpshufb {{.*#+}} ymm0 = ymm0[0,1,4,5,8,9,12,13,u,u,u,u,u,u,u,u,16,17,20,21,24,25,28,29,u,u,u,u,u,u,u,u]
+; AVX2-NEXT:    vpermq {{.*#+}} ymm0 = ymm0[0,2,2,3]
+; AVX2-NEXT:    # kill: def $xmm0 killed $xmm0 killed $ymm0
+; AVX2-NEXT:    vzeroupper
+; AVX2-NEXT:    retq
+;
+; AVX512-LABEL: PR52131_pavg_chainlike_but_not_zext:
+; AVX512:       # %bb.0:
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero
+; AVX512-NEXT:    vpaddd %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpcmpeqd %ymm1, %ymm1, %ymm1
+; AVX512-NEXT:    vpsubd %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovzxwd {{.*#+}} ymm2 = xmm2[0],zero,xmm2[1],zero,xmm2[2],zero,xmm2[3],zero,xmm2[4],zero,xmm2[5],zero,xmm2[6],zero,xmm2[7],zero
+; AVX512-NEXT:    vpaddd %ymm0, %ymm2, %ymm0
+; AVX512-NEXT:    vpsubd %ymm1, %ymm0, %ymm0
+; AVX512-NEXT:    vpsrld $1, %ymm0, %ymm0
+; AVX512-NEXT:    vpmovdw %zmm0, %ymm0
+; AVX512-NEXT:    # kill: def $xmm0 killed $xmm0 killed $ymm0
+; AVX512-NEXT:    vzeroupper
+; AVX512-NEXT:    retq
+  %i = zext <8 x i16> %a to <8 x i32>
+  %i1 = zext <8 x i16> %b to <8 x i32>
+  %i2 = add nuw nsw <8 x i32> %i, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %i3 = add nuw nsw <8 x i32> %i2, %i1
+  %i4 = lshr <8 x i32> %i3, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %i5 = and <8 x i32> %i4, <i32 131071, i32 131071, i32 131071, i32 131071, i32 131071, i32 131071, i32 131071, i32 131071>
+  %i6 = zext <8 x i16> %c to <8 x i32>
+  %i7 = add nuw nsw <8 x i32> %i6, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %i8 = add nuw nsw <8 x i32> %i7, %i5
+  %i9 = lshr <8 x i32> %i8, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
+  %i10 = trunc <8 x i32> %i9 to <8 x i16>
+  ret <8 x i16> %i10
+}


        


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