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llvm-for-llvmta/test/CodeGen/X86/horizontal-sum.ll

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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ssse3 | FileCheck %s --check-prefixes=SSSE3-SLOW
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ssse3,fast-hops | FileCheck %s --check-prefixes=SSSE3-FAST
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx | FileCheck %s --check-prefixes=AVX-SLOW,AVX1-SLOW
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx,fast-hops | FileCheck %s --check-prefixes=AVX-FAST,AVX1-FAST
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx2 | FileCheck %s --check-prefixes=AVX-SLOW,AVX2-SLOW
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx2,fast-hops | FileCheck %s --check-prefixes=AVX-FAST,AVX2-FAST
; Vectorized Pairwise Sum Reductions
; e.g.
; inline STYPE sum(VTYPE x) {
; return (x[0] + x[1]) + (x[2] + x[3]);
; }
;
; VTYPE sum4(VTYPE A0, VTYPE A1, VTYPE A2, VTYPE A3) {
; return (VTYPE) { sum( A0 ), sum( A1 ), sum( A2 ), sum( A3 ) };
; }
define <4 x float> @pair_sum_v4f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x float> %2, <4 x float> %3) {
; SSSE3-SLOW-LABEL: pair_sum_v4f32_v4f32:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: haddps %xmm0, %xmm0
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm4, %xmm0
; SSSE3-SLOW-NEXT: haddps %xmm1, %xmm1
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm1, %xmm4
; SSSE3-SLOW-NEXT: unpcklps {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
; SSSE3-SLOW-NEXT: haddps %xmm2, %xmm2
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm1 = xmm2[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm2, %xmm1
; SSSE3-SLOW-NEXT: haddps %xmm3, %xmm3
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm2 = xmm3[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm3, %xmm2
; SSSE3-SLOW-NEXT: movlhps {{.*#+}} xmm2 = xmm2[0],xmm1[0]
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,0]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: pair_sum_v4f32_v4f32:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: haddps %xmm1, %xmm0
; SSSE3-FAST-NEXT: haddps %xmm3, %xmm2
; SSSE3-FAST-NEXT: haddps %xmm2, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX1-SLOW-LABEL: pair_sum_v4f32_v4f32:
; AVX1-SLOW: # %bb.0:
; AVX1-SLOW-NEXT: vhaddps %xmm0, %xmm0, %xmm0
; AVX1-SLOW-NEXT: vmovshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
; AVX1-SLOW-NEXT: vaddps %xmm4, %xmm0, %xmm0
; AVX1-SLOW-NEXT: vhaddps %xmm1, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vmovshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
; AVX1-SLOW-NEXT: vaddps %xmm4, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vunpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; AVX1-SLOW-NEXT: vhaddps %xmm2, %xmm2, %xmm1
; AVX1-SLOW-NEXT: vmovshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
; AVX1-SLOW-NEXT: vaddps %xmm2, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX1-SLOW-NEXT: vhaddps %xmm3, %xmm3, %xmm1
; AVX1-SLOW-NEXT: vmovshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
; AVX1-SLOW-NEXT: vaddps %xmm2, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[0]
; AVX1-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: pair_sum_v4f32_v4f32:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vhaddps %xmm1, %xmm0, %xmm0
; AVX-FAST-NEXT: vhaddps %xmm3, %xmm2, %xmm1
; AVX-FAST-NEXT: vhaddps %xmm1, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
;
; AVX2-SLOW-LABEL: pair_sum_v4f32_v4f32:
; AVX2-SLOW: # %bb.0:
; AVX2-SLOW-NEXT: vhaddps %xmm0, %xmm0, %xmm0
; AVX2-SLOW-NEXT: vmovshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
; AVX2-SLOW-NEXT: vaddps %xmm4, %xmm0, %xmm0
; AVX2-SLOW-NEXT: vhaddps %xmm1, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vmovshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
; AVX2-SLOW-NEXT: vaddps %xmm4, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX2-SLOW-NEXT: vhaddps %xmm2, %xmm2, %xmm1
; AVX2-SLOW-NEXT: vmovshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
; AVX2-SLOW-NEXT: vaddps %xmm2, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,3]
; AVX2-SLOW-NEXT: vhaddps %xmm3, %xmm3, %xmm1
; AVX2-SLOW-NEXT: vmovshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
; AVX2-SLOW-NEXT: vaddps %xmm2, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[0]
; AVX2-SLOW-NEXT: retq
%5 = shufflevector <4 x float> %0, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%6 = shufflevector <4 x float> %0, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%7 = fadd <2 x float> %5, %6
%8 = shufflevector <2 x float> %7, <2 x float> poison, <2 x i32> <i32 1, i32 undef>
%9 = fadd <2 x float> %7, %8
%10 = shufflevector <4 x float> %1, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%11 = shufflevector <4 x float> %1, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%12 = fadd <2 x float> %10, %11
%13 = shufflevector <2 x float> %12, <2 x float> poison, <2 x i32> <i32 1, i32 undef>
%14 = fadd <2 x float> %12, %13
%15 = shufflevector <2 x float> %9, <2 x float> %14, <4 x i32> <i32 0, i32 2, i32 undef, i32 undef>
%16 = shufflevector <4 x float> %2, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%17 = shufflevector <4 x float> %2, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%18 = fadd <2 x float> %16, %17
%19 = shufflevector <2 x float> %18, <2 x float> poison, <2 x i32> <i32 1, i32 undef>
%20 = fadd <2 x float> %18, %19
%21 = shufflevector <2 x float> %20, <2 x float> poison, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>
%22 = shufflevector <4 x float> %15, <4 x float> %21, <4 x i32> <i32 0, i32 1, i32 4, i32 undef>
%23 = shufflevector <4 x float> %3, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%24 = shufflevector <4 x float> %3, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%25 = fadd <2 x float> %23, %24
%26 = shufflevector <2 x float> %25, <2 x float> poison, <2 x i32> <i32 1, i32 undef>
%27 = fadd <2 x float> %25, %26
%28 = shufflevector <2 x float> %27, <2 x float> poison, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>
%29 = shufflevector <4 x float> %22, <4 x float> %28, <4 x i32> <i32 0, i32 1, i32 2, i32 4>
ret <4 x float> %29
}
define <4 x i32> @pair_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2, <4 x i32> %3) {
; SSSE3-SLOW-LABEL: pair_sum_v4i32_v4i32:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: phaddd %xmm0, %xmm0
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm4 = xmm0[1,1,1,1]
; SSSE3-SLOW-NEXT: paddd %xmm4, %xmm0
; SSSE3-SLOW-NEXT: phaddd %xmm1, %xmm1
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm4 = xmm1[1,1,1,1]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm4
; SSSE3-SLOW-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm4[0],xmm0[1],xmm4[1]
; SSSE3-SLOW-NEXT: phaddd %xmm2, %xmm2
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm2[1,1,1,1]
; SSSE3-SLOW-NEXT: paddd %xmm2, %xmm1
; SSSE3-SLOW-NEXT: phaddd %xmm3, %xmm3
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm2 = xmm3[1,1,1,1]
; SSSE3-SLOW-NEXT: paddd %xmm3, %xmm2
; SSSE3-SLOW-NEXT: punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm1[0]
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,0]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: pair_sum_v4i32_v4i32:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm3, %xmm2
; SSSE3-FAST-NEXT: phaddd %xmm1, %xmm0
; SSSE3-FAST-NEXT: phaddd %xmm2, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX1-SLOW-LABEL: pair_sum_v4i32_v4i32:
; AVX1-SLOW: # %bb.0:
; AVX1-SLOW-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm0[1,1,1,1]
; AVX1-SLOW-NEXT: vpaddd %xmm4, %xmm0, %xmm0
; AVX1-SLOW-NEXT: vphaddd %xmm1, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm1[1,1,1,1]
; AVX1-SLOW-NEXT: vpaddd %xmm4, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; AVX1-SLOW-NEXT: vphaddd %xmm2, %xmm2, %xmm1
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
; AVX1-SLOW-NEXT: vpaddd %xmm2, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX1-SLOW-NEXT: vphaddd %xmm3, %xmm3, %xmm1
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
; AVX1-SLOW-NEXT: vpaddd %xmm2, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
; AVX1-SLOW-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5],xmm1[6,7]
; AVX1-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: pair_sum_v4i32_v4i32:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm3, %xmm2, %xmm2
; AVX-FAST-NEXT: vphaddd %xmm1, %xmm0, %xmm0
; AVX-FAST-NEXT: vphaddd %xmm2, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
;
; AVX2-SLOW-LABEL: pair_sum_v4i32_v4i32:
; AVX2-SLOW: # %bb.0:
; AVX2-SLOW-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm0[1,1,1,1]
; AVX2-SLOW-NEXT: vpaddd %xmm4, %xmm0, %xmm0
; AVX2-SLOW-NEXT: vphaddd %xmm1, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm1[1,1,1,1]
; AVX2-SLOW-NEXT: vpaddd %xmm4, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX2-SLOW-NEXT: vphaddd %xmm2, %xmm2, %xmm1
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
; AVX2-SLOW-NEXT: vpaddd %xmm2, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,3]
; AVX2-SLOW-NEXT: vphaddd %xmm3, %xmm3, %xmm1
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
; AVX2-SLOW-NEXT: vpaddd %xmm2, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[0]
; AVX2-SLOW-NEXT: retq
%5 = shufflevector <4 x i32> %0, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%6 = shufflevector <4 x i32> %0, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%7 = add <2 x i32> %5, %6
%8 = shufflevector <2 x i32> %7, <2 x i32> poison, <2 x i32> <i32 1, i32 undef>
%9 = add <2 x i32> %7, %8
%10 = shufflevector <4 x i32> %1, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%11 = shufflevector <4 x i32> %1, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%12 = add <2 x i32> %10, %11
%13 = shufflevector <2 x i32> %12, <2 x i32> poison, <2 x i32> <i32 1, i32 undef>
%14 = add <2 x i32> %12, %13
%15 = shufflevector <2 x i32> %9, <2 x i32> %14, <4 x i32> <i32 0, i32 2, i32 undef, i32 undef>
%16 = shufflevector <4 x i32> %2, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%17 = shufflevector <4 x i32> %2, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%18 = add <2 x i32> %16, %17
%19 = shufflevector <2 x i32> %18, <2 x i32> poison, <2 x i32> <i32 1, i32 undef>
%20 = add <2 x i32> %18, %19
%21 = shufflevector <2 x i32> %20, <2 x i32> poison, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>
%22 = shufflevector <4 x i32> %15, <4 x i32> %21, <4 x i32> <i32 0, i32 1, i32 4, i32 undef>
%23 = shufflevector <4 x i32> %3, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%24 = shufflevector <4 x i32> %3, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%25 = add <2 x i32> %23, %24
%26 = shufflevector <2 x i32> %25, <2 x i32> poison, <2 x i32> <i32 1, i32 undef>
%27 = add <2 x i32> %25, %26
%28 = shufflevector <2 x i32> %27, <2 x i32> poison, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>
%29 = shufflevector <4 x i32> %22, <4 x i32> %28, <4 x i32> <i32 0, i32 1, i32 2, i32 4>
ret <4 x i32> %29
}
define <8 x float> @pair_sum_v8f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x float> %2, <4 x float> %3, <4 x float> %4, <4 x float> %5, <4 x float> %6, <4 x float> %7) {
; SSSE3-SLOW-LABEL: pair_sum_v8f32_v4f32:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: haddps %xmm0, %xmm0
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm8 = xmm0[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm8, %xmm0
; SSSE3-SLOW-NEXT: haddps %xmm1, %xmm1
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm8 = xmm1[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm1, %xmm8
; SSSE3-SLOW-NEXT: unpcklps {{.*#+}} xmm0 = xmm0[0],xmm8[0],xmm0[1],xmm8[1]
; SSSE3-SLOW-NEXT: movaps %xmm2, %xmm1
; SSSE3-SLOW-NEXT: haddps %xmm3, %xmm1
; SSSE3-SLOW-NEXT: haddps %xmm2, %xmm2
; SSSE3-SLOW-NEXT: haddps %xmm3, %xmm3
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm3 = xmm3[1,0],xmm2[1,0]
; SSSE3-SLOW-NEXT: movaps %xmm5, %xmm2
; SSSE3-SLOW-NEXT: haddps %xmm4, %xmm5
; SSSE3-SLOW-NEXT: haddps %xmm4, %xmm4
; SSSE3-SLOW-NEXT: haddps %xmm2, %xmm2
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm2 = xmm2[1,1],xmm4[1,1]
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm3 = xmm3[2,0],xmm2[2,0]
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm1 = xmm1[0,2],xmm5[2,0]
; SSSE3-SLOW-NEXT: addps %xmm3, %xmm1
; SSSE3-SLOW-NEXT: movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSSE3-SLOW-NEXT: haddps %xmm6, %xmm6
; SSSE3-SLOW-NEXT: haddps %xmm7, %xmm7
; SSSE3-SLOW-NEXT: haddps %xmm7, %xmm6
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm1 = xmm1[2,3],xmm6[0,2]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: pair_sum_v8f32_v4f32:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: haddps %xmm1, %xmm0
; SSSE3-FAST-NEXT: haddps %xmm0, %xmm0
; SSSE3-FAST-NEXT: movaps %xmm2, %xmm1
; SSSE3-FAST-NEXT: haddps %xmm3, %xmm1
; SSSE3-FAST-NEXT: haddps %xmm2, %xmm2
; SSSE3-FAST-NEXT: haddps %xmm3, %xmm3
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm3 = xmm3[1,0],xmm2[1,0]
; SSSE3-FAST-NEXT: movaps %xmm5, %xmm2
; SSSE3-FAST-NEXT: haddps %xmm4, %xmm5
; SSSE3-FAST-NEXT: haddps %xmm4, %xmm4
; SSSE3-FAST-NEXT: haddps %xmm2, %xmm2
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm2 = xmm2[1,1],xmm4[1,1]
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm3 = xmm3[2,0],xmm2[2,0]
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm1 = xmm1[0,2],xmm5[2,0]
; SSSE3-FAST-NEXT: addps %xmm3, %xmm1
; SSSE3-FAST-NEXT: movlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSSE3-FAST-NEXT: haddps %xmm6, %xmm6
; SSSE3-FAST-NEXT: haddps %xmm7, %xmm7
; SSSE3-FAST-NEXT: haddps %xmm7, %xmm6
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm1 = xmm1[2,3],xmm6[0,2]
; SSSE3-FAST-NEXT: retq
;
; AVX1-SLOW-LABEL: pair_sum_v8f32_v4f32:
; AVX1-SLOW: # %bb.0:
; AVX1-SLOW-NEXT: vhaddps %xmm0, %xmm0, %xmm8
; AVX1-SLOW-NEXT: vmovshdup {{.*#+}} xmm0 = xmm8[1,1,3,3]
; AVX1-SLOW-NEXT: vaddps %xmm0, %xmm8, %xmm8
; AVX1-SLOW-NEXT: vhaddps %xmm1, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vmovshdup {{.*#+}} xmm0 = xmm1[1,1,3,3]
; AVX1-SLOW-NEXT: vaddps %xmm0, %xmm1, %xmm0
; AVX1-SLOW-NEXT: vunpcklps {{.*#+}} xmm0 = xmm8[0],xmm0[0],xmm8[1],xmm0[1]
; AVX1-SLOW-NEXT: vhaddps %xmm3, %xmm2, %xmm1
; AVX1-SLOW-NEXT: vhaddps %xmm2, %xmm2, %xmm2
; AVX1-SLOW-NEXT: vhaddps %xmm3, %xmm3, %xmm3
; AVX1-SLOW-NEXT: vinsertps {{.*#+}} xmm2 = xmm2[1],xmm3[1],zero,zero
; AVX1-SLOW-NEXT: vhaddps %xmm4, %xmm4, %xmm3
; AVX1-SLOW-NEXT: vhaddps %xmm5, %xmm5, %xmm4
; AVX1-SLOW-NEXT: vshufps {{.*#+}} xmm1 = xmm1[0,2],xmm3[0,1]
; AVX1-SLOW-NEXT: vinsertps {{.*#+}} xmm1 = xmm1[0,1,2],xmm4[0]
; AVX1-SLOW-NEXT: vshufps {{.*#+}} xmm2 = xmm2[0,1],xmm3[1,3]
; AVX1-SLOW-NEXT: vinsertps {{.*#+}} xmm2 = xmm2[0,1,2],xmm4[1]
; AVX1-SLOW-NEXT: vaddps %xmm2, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX1-SLOW-NEXT: vpermilpd {{.*#+}} xmm1 = xmm1[1,0]
; AVX1-SLOW-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm1
; AVX1-SLOW-NEXT: vhaddps %xmm6, %xmm6, %xmm2
; AVX1-SLOW-NEXT: vhaddps %xmm7, %xmm7, %xmm3
; AVX1-SLOW-NEXT: vhaddps %xmm3, %xmm2, %xmm2
; AVX1-SLOW-NEXT: vpermilps {{.*#+}} xmm2 = xmm2[0,2,2,3]
; AVX1-SLOW-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0
; AVX1-SLOW-NEXT: vshufpd {{.*#+}} ymm0 = ymm1[0],ymm0[1],ymm1[2],ymm0[2]
; AVX1-SLOW-NEXT: retq
;
; AVX1-FAST-LABEL: pair_sum_v8f32_v4f32:
; AVX1-FAST: # %bb.0:
; AVX1-FAST-NEXT: vhaddps %xmm1, %xmm0, %xmm0
; AVX1-FAST-NEXT: vhaddps %xmm0, %xmm0, %xmm0
; AVX1-FAST-NEXT: vhaddps %xmm3, %xmm2, %xmm1
; AVX1-FAST-NEXT: vhaddps %xmm2, %xmm2, %xmm2
; AVX1-FAST-NEXT: vhaddps %xmm3, %xmm3, %xmm3
; AVX1-FAST-NEXT: vinsertps {{.*#+}} xmm2 = xmm2[1],xmm3[1],zero,zero
; AVX1-FAST-NEXT: vhaddps %xmm4, %xmm4, %xmm3
; AVX1-FAST-NEXT: vhaddps %xmm5, %xmm5, %xmm4
; AVX1-FAST-NEXT: vshufps {{.*#+}} xmm1 = xmm1[0,2],xmm3[0,1]
; AVX1-FAST-NEXT: vinsertps {{.*#+}} xmm1 = xmm1[0,1,2],xmm4[0]
; AVX1-FAST-NEXT: vshufps {{.*#+}} xmm2 = xmm2[0,1],xmm3[1,3]
; AVX1-FAST-NEXT: vinsertps {{.*#+}} xmm2 = xmm2[0,1,2],xmm4[1]
; AVX1-FAST-NEXT: vaddps %xmm2, %xmm1, %xmm1
; AVX1-FAST-NEXT: vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX1-FAST-NEXT: vpermilpd {{.*#+}} xmm1 = xmm1[1,0]
; AVX1-FAST-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm1
; AVX1-FAST-NEXT: vhaddps %xmm7, %xmm6, %xmm2
; AVX1-FAST-NEXT: vhaddps %xmm0, %xmm2, %xmm2
; AVX1-FAST-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0
; AVX1-FAST-NEXT: vshufpd {{.*#+}} ymm0 = ymm1[0],ymm0[1],ymm1[2],ymm0[2]
; AVX1-FAST-NEXT: retq
;
; AVX2-SLOW-LABEL: pair_sum_v8f32_v4f32:
; AVX2-SLOW: # %bb.0:
; AVX2-SLOW-NEXT: vhaddps %xmm0, %xmm0, %xmm8
; AVX2-SLOW-NEXT: vmovshdup {{.*#+}} xmm0 = xmm8[1,1,3,3]
; AVX2-SLOW-NEXT: vaddps %xmm0, %xmm8, %xmm8
; AVX2-SLOW-NEXT: vhaddps %xmm1, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vmovshdup {{.*#+}} xmm0 = xmm1[1,1,3,3]
; AVX2-SLOW-NEXT: vaddps %xmm0, %xmm1, %xmm0
; AVX2-SLOW-NEXT: vunpcklps {{.*#+}} xmm0 = xmm8[0],xmm0[0],xmm8[1],xmm0[1]
; AVX2-SLOW-NEXT: vhaddps %xmm4, %xmm4, %xmm1
; AVX2-SLOW-NEXT: vhaddps %xmm5, %xmm5, %xmm4
; AVX2-SLOW-NEXT: vhaddps %xmm3, %xmm2, %xmm2
; AVX2-SLOW-NEXT: vshufps {{.*#+}} xmm3 = xmm2[0,2],xmm1[0,3]
; AVX2-SLOW-NEXT: vinsertps {{.*#+}} xmm3 = xmm3[0,1,2],xmm4[0]
; AVX2-SLOW-NEXT: vshufps {{.*#+}} xmm1 = xmm2[1,3],xmm1[1,3]
; AVX2-SLOW-NEXT: vinsertps {{.*#+}} xmm1 = xmm1[0,1,2],xmm4[1]
; AVX2-SLOW-NEXT: vaddps %xmm1, %xmm3, %xmm1
; AVX2-SLOW-NEXT: vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX2-SLOW-NEXT: vpermilpd {{.*#+}} xmm1 = xmm1[1,0]
; AVX2-SLOW-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm1
; AVX2-SLOW-NEXT: vhaddps %xmm6, %xmm6, %xmm2
; AVX2-SLOW-NEXT: vhaddps %xmm7, %xmm7, %xmm3
; AVX2-SLOW-NEXT: vhaddps %xmm3, %xmm2, %xmm2
; AVX2-SLOW-NEXT: vpermilps {{.*#+}} xmm2 = xmm2[0,2,2,3]
; AVX2-SLOW-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0
; AVX2-SLOW-NEXT: vshufpd {{.*#+}} ymm0 = ymm1[0],ymm0[1],ymm1[2],ymm0[2]
; AVX2-SLOW-NEXT: retq
;
; AVX2-FAST-LABEL: pair_sum_v8f32_v4f32:
; AVX2-FAST: # %bb.0:
; AVX2-FAST-NEXT: vhaddps %xmm1, %xmm0, %xmm0
; AVX2-FAST-NEXT: vhaddps %xmm0, %xmm0, %xmm0
; AVX2-FAST-NEXT: vhaddps %xmm4, %xmm4, %xmm1
; AVX2-FAST-NEXT: vhaddps %xmm5, %xmm5, %xmm4
; AVX2-FAST-NEXT: vhaddps %xmm3, %xmm2, %xmm2
; AVX2-FAST-NEXT: vshufps {{.*#+}} xmm3 = xmm2[0,2],xmm1[0,3]
; AVX2-FAST-NEXT: vinsertps {{.*#+}} xmm3 = xmm3[0,1,2],xmm4[0]
; AVX2-FAST-NEXT: vshufps {{.*#+}} xmm1 = xmm2[1,3],xmm1[1,3]
; AVX2-FAST-NEXT: vinsertps {{.*#+}} xmm1 = xmm1[0,1,2],xmm4[1]
; AVX2-FAST-NEXT: vaddps %xmm1, %xmm3, %xmm1
; AVX2-FAST-NEXT: vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX2-FAST-NEXT: vpermilpd {{.*#+}} xmm1 = xmm1[1,0]
; AVX2-FAST-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm1
; AVX2-FAST-NEXT: vhaddps %xmm7, %xmm6, %xmm2
; AVX2-FAST-NEXT: vhaddps %xmm0, %xmm2, %xmm2
; AVX2-FAST-NEXT: vinsertf128 $1, %xmm2, %ymm0, %ymm0
; AVX2-FAST-NEXT: vshufpd {{.*#+}} ymm0 = ymm1[0],ymm0[1],ymm1[2],ymm0[2]
; AVX2-FAST-NEXT: retq
%9 = shufflevector <4 x float> %0, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%10 = shufflevector <4 x float> %0, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%11 = fadd <2 x float> %9, %10
%12 = shufflevector <2 x float> %11, <2 x float> poison, <2 x i32> <i32 1, i32 undef>
%13 = fadd <2 x float> %11, %12
%14 = shufflevector <4 x float> %1, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%15 = shufflevector <4 x float> %1, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%16 = fadd <2 x float> %14, %15
%17 = shufflevector <2 x float> %16, <2 x float> poison, <2 x i32> <i32 1, i32 undef>
%18 = fadd <2 x float> %16, %17
%19 = shufflevector <2 x float> %13, <2 x float> %18, <8 x i32> <i32 0, i32 2, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
%20 = shufflevector <4 x float> %2, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%21 = shufflevector <4 x float> %2, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%22 = fadd <2 x float> %20, %21
%23 = shufflevector <4 x float> %3, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%24 = shufflevector <4 x float> %3, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%25 = fadd <2 x float> %23, %24
%26 = shufflevector <4 x float> %4, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%27 = shufflevector <4 x float> %4, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%28 = fadd <2 x float> %26, %27
%29 = shufflevector <2 x float> %28, <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
%30 = shufflevector <4 x float> %5, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%31 = shufflevector <4 x float> %5, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%32 = fadd <2 x float> %30, %31
%33 = shufflevector <2 x float> %32, <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
%34 = shufflevector <2 x float> %22, <2 x float> %25, <4 x i32> <i32 0, i32 2, i32 undef, i32 undef>
%35 = shufflevector <4 x float> %34, <4 x float> %29, <4 x i32> <i32 0, i32 1, i32 4, i32 undef>
%36 = shufflevector <4 x float> %35, <4 x float> %33, <4 x i32> <i32 0, i32 1, i32 2, i32 4>
%37 = shufflevector <2 x float> %22, <2 x float> %25, <4 x i32> <i32 1, i32 3, i32 undef, i32 undef>
%38 = shufflevector <4 x float> %37, <4 x float> %29, <4 x i32> <i32 0, i32 1, i32 5, i32 undef>
%39 = shufflevector <4 x float> %38, <4 x float> %33, <4 x i32> <i32 0, i32 1, i32 2, i32 5>
%40 = fadd <4 x float> %36, %39
%41 = shufflevector <4 x float> %40, <4 x float> poison, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef>
%42 = shufflevector <8 x float> %19, <8 x float> %41, <8 x i32> <i32 0, i32 1, i32 8, i32 9, i32 10, i32 11, i32 undef, i32 undef>
%43 = shufflevector <4 x float> %6, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%44 = shufflevector <4 x float> %6, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%45 = fadd <2 x float> %43, %44
%46 = shufflevector <4 x float> %7, <4 x float> poison, <2 x i32> <i32 0, i32 2>
%47 = shufflevector <4 x float> %7, <4 x float> poison, <2 x i32> <i32 1, i32 3>
%48 = fadd <2 x float> %46, %47
%49 = shufflevector <2 x float> %45, <2 x float> %48, <2 x i32> <i32 0, i32 2>
%50 = shufflevector <2 x float> %45, <2 x float> %48, <2 x i32> <i32 1, i32 3>
%51 = fadd <2 x float> %49, %50
%52 = shufflevector <2 x float> %51, <2 x float> poison, <8 x i32> <i32 0, i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
%53 = shufflevector <8 x float> %42, <8 x float> %52, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 8, i32 9>
ret <8 x float> %53
}
define <8 x i32> @pair_sum_v8i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2, <4 x i32> %3, <4 x i32> %4, <4 x i32> %5, <4 x i32> %6, <4 x i32> %7) {
; SSSE3-SLOW-LABEL: pair_sum_v8i32_v4i32:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: movdqa %xmm2, %xmm8
; SSSE3-SLOW-NEXT: phaddd %xmm0, %xmm0
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,1,1]
; SSSE3-SLOW-NEXT: paddd %xmm2, %xmm0
; SSSE3-SLOW-NEXT: phaddd %xmm1, %xmm1
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm2
; SSSE3-SLOW-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
; SSSE3-SLOW-NEXT: phaddd %xmm3, %xmm8
; SSSE3-SLOW-NEXT: movdqa %xmm5, %xmm1
; SSSE3-SLOW-NEXT: phaddd %xmm4, %xmm5
; SSSE3-SLOW-NEXT: phaddd %xmm4, %xmm4
; SSSE3-SLOW-NEXT: phaddd %xmm1, %xmm1
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm1 = xmm1[1,1],xmm4[1,1]
; SSSE3-SLOW-NEXT: movdqa %xmm8, %xmm2
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm2 = xmm2[0,2],xmm5[2,0]
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm8 = xmm8[1,3],xmm1[2,0]
; SSSE3-SLOW-NEXT: paddd %xmm2, %xmm8
; SSSE3-SLOW-NEXT: punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm8[0]
; SSSE3-SLOW-NEXT: phaddd %xmm6, %xmm6
; SSSE3-SLOW-NEXT: phaddd %xmm7, %xmm7
; SSSE3-SLOW-NEXT: phaddd %xmm7, %xmm6
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm8 = xmm8[2,3],xmm6[0,2]
; SSSE3-SLOW-NEXT: movaps %xmm8, %xmm1
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: pair_sum_v8i32_v4i32:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm1, %xmm0
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: phaddd %xmm3, %xmm2
; SSSE3-FAST-NEXT: movdqa %xmm5, %xmm1
; SSSE3-FAST-NEXT: phaddd %xmm4, %xmm5
; SSSE3-FAST-NEXT: phaddd %xmm4, %xmm4
; SSSE3-FAST-NEXT: phaddd %xmm1, %xmm1
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm1 = xmm1[1,1],xmm4[1,1]
; SSSE3-FAST-NEXT: movdqa %xmm2, %xmm3
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm3 = xmm3[0,2],xmm5[2,0]
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm2 = xmm2[1,3],xmm1[2,0]
; SSSE3-FAST-NEXT: paddd %xmm3, %xmm2
; SSSE3-FAST-NEXT: punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
; SSSE3-FAST-NEXT: phaddd %xmm6, %xmm6
; SSSE3-FAST-NEXT: phaddd %xmm7, %xmm7
; SSSE3-FAST-NEXT: phaddd %xmm7, %xmm6
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm2 = xmm2[2,3],xmm6[0,2]
; SSSE3-FAST-NEXT: movaps %xmm2, %xmm1
; SSSE3-FAST-NEXT: retq
;
; AVX1-SLOW-LABEL: pair_sum_v8i32_v4i32:
; AVX1-SLOW: # %bb.0:
; AVX1-SLOW-NEXT: vphaddd %xmm0, %xmm0, %xmm8
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm8[1,1,1,1]
; AVX1-SLOW-NEXT: vpaddd %xmm0, %xmm8, %xmm8
; AVX1-SLOW-NEXT: vphaddd %xmm1, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm1[1,1,1,1]
; AVX1-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX1-SLOW-NEXT: vpunpckldq {{.*#+}} xmm8 = xmm8[0],xmm0[0],xmm8[1],xmm0[1]
; AVX1-SLOW-NEXT: vphaddd %xmm3, %xmm2, %xmm1
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,2,1,3]
; AVX1-SLOW-NEXT: vphaddd %xmm2, %xmm2, %xmm2
; AVX1-SLOW-NEXT: vphaddd %xmm3, %xmm3, %xmm3
; AVX1-SLOW-NEXT: vphaddd %xmm4, %xmm4, %xmm4
; AVX1-SLOW-NEXT: vphaddd %xmm5, %xmm5, %xmm5
; AVX1-SLOW-NEXT: vpunpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm4[0]
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm5[0,0,0,0]
; AVX1-SLOW-NEXT: vpblendw {{.*#+}} xmm0 = xmm1[0,1,2,3,4,5],xmm0[6,7]
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm2[1,1,1,1]
; AVX1-SLOW-NEXT: vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm3[2,3],xmm1[4,5,6,7]
; AVX1-SLOW-NEXT: vinsertps {{.*#+}} xmm1 = xmm1[0,1],xmm4[1],zero
; AVX1-SLOW-NEXT: vinsertps {{.*#+}} xmm1 = xmm1[0,1,2],xmm5[1]
; AVX1-SLOW-NEXT: vpaddd %xmm1, %xmm0, %xmm0
; AVX1-SLOW-NEXT: vpunpcklqdq {{.*#+}} xmm1 = xmm8[0],xmm0[0]
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
; AVX1-SLOW-NEXT: vinsertf128 $1, %xmm0, %ymm1, %ymm0
; AVX1-SLOW-NEXT: vphaddd %xmm6, %xmm6, %xmm2
; AVX1-SLOW-NEXT: vphaddd %xmm7, %xmm7, %xmm3
; AVX1-SLOW-NEXT: vphaddd %xmm3, %xmm2, %xmm2
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm2 = xmm2[0,2,2,3]
; AVX1-SLOW-NEXT: vinsertf128 $1, %xmm2, %ymm1, %ymm1
; AVX1-SLOW-NEXT: vshufpd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[2]
; AVX1-SLOW-NEXT: retq
;
; AVX1-FAST-LABEL: pair_sum_v8i32_v4i32:
; AVX1-FAST: # %bb.0:
; AVX1-FAST-NEXT: vphaddd %xmm1, %xmm0, %xmm0
; AVX1-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm8
; AVX1-FAST-NEXT: vphaddd %xmm3, %xmm2, %xmm1
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,2,1,3]
; AVX1-FAST-NEXT: vphaddd %xmm2, %xmm2, %xmm2
; AVX1-FAST-NEXT: vphaddd %xmm3, %xmm3, %xmm3
; AVX1-FAST-NEXT: vphaddd %xmm4, %xmm4, %xmm4
; AVX1-FAST-NEXT: vphaddd %xmm5, %xmm5, %xmm5
; AVX1-FAST-NEXT: vpunpcklqdq {{.*#+}} xmm1 = xmm1[0],xmm4[0]
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm0 = xmm5[0,0,0,0]
; AVX1-FAST-NEXT: vpblendw {{.*#+}} xmm0 = xmm1[0,1,2,3,4,5],xmm0[6,7]
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm1 = xmm2[1,1,1,1]
; AVX1-FAST-NEXT: vpblendw {{.*#+}} xmm1 = xmm1[0,1],xmm3[2,3],xmm1[4,5,6,7]
; AVX1-FAST-NEXT: vinsertps {{.*#+}} xmm1 = xmm1[0,1],xmm4[1],zero
; AVX1-FAST-NEXT: vblendps {{.*#+}} xmm1 = xmm1[0,1,2],xmm5[3]
; AVX1-FAST-NEXT: vpaddd %xmm1, %xmm0, %xmm0
; AVX1-FAST-NEXT: vpunpcklqdq {{.*#+}} xmm1 = xmm8[0],xmm0[0]
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
; AVX1-FAST-NEXT: vinsertf128 $1, %xmm0, %ymm1, %ymm0
; AVX1-FAST-NEXT: vphaddd %xmm7, %xmm6, %xmm2
; AVX1-FAST-NEXT: vphaddd %xmm0, %xmm2, %xmm2
; AVX1-FAST-NEXT: vinsertf128 $1, %xmm2, %ymm1, %ymm1
; AVX1-FAST-NEXT: vshufpd {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2],ymm1[2]
; AVX1-FAST-NEXT: retq
;
; AVX2-SLOW-LABEL: pair_sum_v8i32_v4i32:
; AVX2-SLOW: # %bb.0:
; AVX2-SLOW-NEXT: vphaddd %xmm0, %xmm0, %xmm8
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm8[1,1,1,1]
; AVX2-SLOW-NEXT: vpaddd %xmm0, %xmm8, %xmm8
; AVX2-SLOW-NEXT: vphaddd %xmm1, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm1[1,1,1,1]
; AVX2-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX2-SLOW-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm8[0],xmm0[0],xmm8[1],xmm0[1]
; AVX2-SLOW-NEXT: vphaddd %xmm4, %xmm4, %xmm1
; AVX2-SLOW-NEXT: vphaddd %xmm5, %xmm5, %xmm4
; AVX2-SLOW-NEXT: vphaddd %xmm3, %xmm2, %xmm2
; AVX2-SLOW-NEXT: vshufps {{.*#+}} xmm3 = xmm2[0,2],xmm1[0,3]
; AVX2-SLOW-NEXT: vinsertps {{.*#+}} xmm3 = xmm3[0,1,2],xmm4[0]
; AVX2-SLOW-NEXT: vshufps {{.*#+}} xmm1 = xmm2[1,3],xmm1[1,3]
; AVX2-SLOW-NEXT: vinsertps {{.*#+}} xmm1 = xmm1[0,1,2],xmm4[1]
; AVX2-SLOW-NEXT: vpaddd %xmm1, %xmm3, %xmm1
; AVX2-SLOW-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
; AVX2-SLOW-NEXT: vinserti128 $1, %xmm1, %ymm0, %ymm0
; AVX2-SLOW-NEXT: vphaddd %xmm6, %xmm6, %xmm1
; AVX2-SLOW-NEXT: vphaddd %xmm7, %xmm7, %xmm2
; AVX2-SLOW-NEXT: vphaddd %xmm2, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
; AVX2-SLOW-NEXT: vpbroadcastq %xmm1, %ymm1
; AVX2-SLOW-NEXT: vpblendd {{.*#+}} ymm0 = ymm0[0,1,2,3,4,5],ymm1[6,7]
; AVX2-SLOW-NEXT: retq
;
; AVX2-FAST-LABEL: pair_sum_v8i32_v4i32:
; AVX2-FAST: # %bb.0:
; AVX2-FAST-NEXT: vphaddd %xmm1, %xmm0, %xmm0
; AVX2-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm1
; AVX2-FAST-NEXT: vphaddd %xmm1, %xmm0, %xmm0
; AVX2-FAST-NEXT: vphaddd %xmm4, %xmm4, %xmm4
; AVX2-FAST-NEXT: vphaddd %xmm5, %xmm5, %xmm5
; AVX2-FAST-NEXT: vphaddd %xmm3, %xmm2, %xmm2
; AVX2-FAST-NEXT: vshufps {{.*#+}} xmm3 = xmm2[0,2],xmm4[0,3]
; AVX2-FAST-NEXT: vinsertps {{.*#+}} xmm3 = xmm3[0,1,2],xmm5[0]
; AVX2-FAST-NEXT: vshufps {{.*#+}} xmm2 = xmm2[1,3],xmm4[1,3]
; AVX2-FAST-NEXT: vblendps {{.*#+}} xmm2 = xmm2[0,1,2],xmm5[3]
; AVX2-FAST-NEXT: vpaddd %xmm2, %xmm3, %xmm2
; AVX2-FAST-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
; AVX2-FAST-NEXT: vpshufd {{.*#+}} xmm2 = xmm2[2,3,2,3]
; AVX2-FAST-NEXT: vinserti128 $1, %xmm2, %ymm0, %ymm0
; AVX2-FAST-NEXT: vphaddd %xmm7, %xmm6, %xmm2
; AVX2-FAST-NEXT: vphaddd %xmm1, %xmm2, %xmm1
; AVX2-FAST-NEXT: vpbroadcastq %xmm1, %ymm1
; AVX2-FAST-NEXT: vpblendd {{.*#+}} ymm0 = ymm0[0,1,2,3,4,5],ymm1[6,7]
; AVX2-FAST-NEXT: retq
%9 = shufflevector <4 x i32> %0, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%10 = shufflevector <4 x i32> %0, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%11 = add <2 x i32> %9, %10
%12 = shufflevector <2 x i32> %11, <2 x i32> poison, <2 x i32> <i32 1, i32 undef>
%13 = add <2 x i32> %11, %12
%14 = shufflevector <4 x i32> %1, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%15 = shufflevector <4 x i32> %1, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%16 = add <2 x i32> %14, %15
%17 = shufflevector <2 x i32> %16, <2 x i32> poison, <2 x i32> <i32 1, i32 undef>
%18 = add <2 x i32> %16, %17
%19 = shufflevector <2 x i32> %13, <2 x i32> %18, <8 x i32> <i32 0, i32 2, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
%20 = shufflevector <4 x i32> %2, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%21 = shufflevector <4 x i32> %2, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%22 = add <2 x i32> %20, %21
%23 = shufflevector <4 x i32> %3, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%24 = shufflevector <4 x i32> %3, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%25 = add <2 x i32> %23, %24
%26 = shufflevector <4 x i32> %4, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%27 = shufflevector <4 x i32> %4, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%28 = add <2 x i32> %26, %27
%29 = shufflevector <2 x i32> %28, <2 x i32> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
%30 = shufflevector <4 x i32> %5, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%31 = shufflevector <4 x i32> %5, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%32 = add <2 x i32> %30, %31
%33 = shufflevector <2 x i32> %32, <2 x i32> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
%34 = shufflevector <2 x i32> %22, <2 x i32> %25, <4 x i32> <i32 0, i32 2, i32 undef, i32 undef>
%35 = shufflevector <4 x i32> %34, <4 x i32> %29, <4 x i32> <i32 0, i32 1, i32 4, i32 undef>
%36 = shufflevector <4 x i32> %35, <4 x i32> %33, <4 x i32> <i32 0, i32 1, i32 2, i32 4>
%37 = shufflevector <2 x i32> %22, <2 x i32> %25, <4 x i32> <i32 1, i32 3, i32 undef, i32 undef>
%38 = shufflevector <4 x i32> %37, <4 x i32> %29, <4 x i32> <i32 0, i32 1, i32 5, i32 undef>
%39 = shufflevector <4 x i32> %38, <4 x i32> %33, <4 x i32> <i32 0, i32 1, i32 2, i32 5>
%40 = add <4 x i32> %36, %39
%41 = shufflevector <4 x i32> %40, <4 x i32> poison, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 undef, i32 undef, i32 undef, i32 undef>
%42 = shufflevector <8 x i32> %19, <8 x i32> %41, <8 x i32> <i32 0, i32 1, i32 8, i32 9, i32 10, i32 11, i32 undef, i32 undef>
%43 = shufflevector <4 x i32> %6, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%44 = shufflevector <4 x i32> %6, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%45 = add <2 x i32> %43, %44
%46 = shufflevector <4 x i32> %7, <4 x i32> poison, <2 x i32> <i32 0, i32 2>
%47 = shufflevector <4 x i32> %7, <4 x i32> poison, <2 x i32> <i32 1, i32 3>
%48 = add <2 x i32> %46, %47
%49 = shufflevector <2 x i32> %45, <2 x i32> %48, <2 x i32> <i32 0, i32 2>
%50 = shufflevector <2 x i32> %45, <2 x i32> %48, <2 x i32> <i32 1, i32 3>
%51 = add <2 x i32> %49, %50
%52 = shufflevector <2 x i32> %51, <2 x i32> poison, <8 x i32> <i32 0, i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
%53 = shufflevector <8 x i32> %42, <8 x i32> %52, <8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 8, i32 9>
ret <8 x i32> %53
}
; Vectorized Sequential Sum Reductions
; e.g.
; inline STYPE sum(VTYPE x) {
; return ((x[0] + x[1]) + x[2]) + x[3];
; }
;
; VTYPE sum4(VTYPE A0, VTYPE A1, VTYPE A2, VTYPE A3) {
; return (VTYPE) { sum( A0 ), sum( A1 ), sum( A2 ), sum( A3 ) };
; }
define <4 x float> @sequential_sum_v4f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x float> %2, <4 x float> %3) {
; SSSE3-SLOW-LABEL: sequential_sum_v4f32_v4f32:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: movaps %xmm0, %xmm4
; SSSE3-SLOW-NEXT: movaps %xmm0, %xmm5
; SSSE3-SLOW-NEXT: haddps %xmm1, %xmm5
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm5 = xmm5[0,2,2,3]
; SSSE3-SLOW-NEXT: unpckhps {{.*#+}} xmm0 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
; SSSE3-SLOW-NEXT: addps %xmm5, %xmm0
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm1 = xmm1[3,3],xmm4[3,3]
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm1 = xmm1[2,0,2,3]
; SSSE3-SLOW-NEXT: addps %xmm1, %xmm0
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm1 = xmm2[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm2, %xmm1
; SSSE3-SLOW-NEXT: movaps %xmm2, %xmm4
; SSSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm2[1]
; SSSE3-SLOW-NEXT: addps %xmm1, %xmm4
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm2 = xmm2[3,3,3,3]
; SSSE3-SLOW-NEXT: addps %xmm4, %xmm2
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm1 = xmm3[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm3, %xmm1
; SSSE3-SLOW-NEXT: movaps %xmm3, %xmm4
; SSSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm3[1]
; SSSE3-SLOW-NEXT: addps %xmm1, %xmm4
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm3 = xmm3[3,3,3,3]
; SSSE3-SLOW-NEXT: addps %xmm4, %xmm3
; SSSE3-SLOW-NEXT: movlhps {{.*#+}} xmm3 = xmm3[0],xmm2[0]
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,0]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: sequential_sum_v4f32_v4f32:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: movaps %xmm0, %xmm4
; SSSE3-FAST-NEXT: movaps %xmm0, %xmm5
; SSSE3-FAST-NEXT: haddps %xmm1, %xmm5
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm5 = xmm5[0,2,2,3]
; SSSE3-FAST-NEXT: unpckhps {{.*#+}} xmm0 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
; SSSE3-FAST-NEXT: addps %xmm5, %xmm0
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm1 = xmm1[3,3],xmm4[3,3]
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm1 = xmm1[2,0,2,3]
; SSSE3-FAST-NEXT: addps %xmm1, %xmm0
; SSSE3-FAST-NEXT: movaps %xmm2, %xmm1
; SSSE3-FAST-NEXT: haddps %xmm2, %xmm1
; SSSE3-FAST-NEXT: movaps %xmm2, %xmm4
; SSSE3-FAST-NEXT: unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm2[1]
; SSSE3-FAST-NEXT: addps %xmm1, %xmm4
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm2 = xmm2[3,3,3,3]
; SSSE3-FAST-NEXT: addps %xmm4, %xmm2
; SSSE3-FAST-NEXT: movaps %xmm3, %xmm1
; SSSE3-FAST-NEXT: haddps %xmm3, %xmm1
; SSSE3-FAST-NEXT: movaps %xmm3, %xmm4
; SSSE3-FAST-NEXT: unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm3[1]
; SSSE3-FAST-NEXT: addps %xmm1, %xmm4
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm3 = xmm3[3,3,3,3]
; SSSE3-FAST-NEXT: addps %xmm4, %xmm3
; SSSE3-FAST-NEXT: movlhps {{.*#+}} xmm3 = xmm3[0],xmm2[0]
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,0]
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: sequential_sum_v4f32_v4f32:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vhaddps %xmm1, %xmm0, %xmm4
; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm4 = xmm4[0,2,2,3]
; AVX-SLOW-NEXT: vunpckhps {{.*#+}} xmm5 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
; AVX-SLOW-NEXT: vaddps %xmm4, %xmm5, %xmm4
; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm1 = xmm1[1,0]
; AVX-SLOW-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[3],xmm1[1],zero,zero
; AVX-SLOW-NEXT: vaddps %xmm4, %xmm0, %xmm0
; AVX-SLOW-NEXT: vmovshdup {{.*#+}} xmm1 = xmm2[1,1,3,3]
; AVX-SLOW-NEXT: vaddps %xmm2, %xmm1, %xmm1
; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm4 = xmm2[1,0]
; AVX-SLOW-NEXT: vaddps %xmm1, %xmm4, %xmm1
; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm2 = xmm2[3,3,3,3]
; AVX-SLOW-NEXT: vaddps %xmm1, %xmm2, %xmm1
; AVX-SLOW-NEXT: vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX-SLOW-NEXT: vmovshdup {{.*#+}} xmm1 = xmm3[1,1,3,3]
; AVX-SLOW-NEXT: vaddps %xmm3, %xmm1, %xmm1
; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm2 = xmm3[1,0]
; AVX-SLOW-NEXT: vaddps %xmm1, %xmm2, %xmm1
; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm2 = xmm3[3,3,3,3]
; AVX-SLOW-NEXT: vaddps %xmm1, %xmm2, %xmm1
; AVX-SLOW-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[0]
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: sequential_sum_v4f32_v4f32:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vhaddps %xmm1, %xmm0, %xmm4
; AVX-FAST-NEXT: vpermilps {{.*#+}} xmm4 = xmm4[0,2,2,3]
; AVX-FAST-NEXT: vunpckhps {{.*#+}} xmm5 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
; AVX-FAST-NEXT: vaddps %xmm4, %xmm5, %xmm4
; AVX-FAST-NEXT: vpermilpd {{.*#+}} xmm1 = xmm1[1,0]
; AVX-FAST-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[3],xmm1[1],zero,zero
; AVX-FAST-NEXT: vaddps %xmm4, %xmm0, %xmm0
; AVX-FAST-NEXT: vhaddps %xmm2, %xmm2, %xmm1
; AVX-FAST-NEXT: vpermilpd {{.*#+}} xmm4 = xmm2[1,0]
; AVX-FAST-NEXT: vaddps %xmm1, %xmm4, %xmm1
; AVX-FAST-NEXT: vpermilps {{.*#+}} xmm2 = xmm2[3,3,3,3]
; AVX-FAST-NEXT: vaddps %xmm1, %xmm2, %xmm1
; AVX-FAST-NEXT: vmovlhps {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX-FAST-NEXT: vhaddps %xmm3, %xmm3, %xmm1
; AVX-FAST-NEXT: vpermilpd {{.*#+}} xmm2 = xmm3[1,0]
; AVX-FAST-NEXT: vaddps %xmm1, %xmm2, %xmm1
; AVX-FAST-NEXT: vpermilps {{.*#+}} xmm2 = xmm3[3,3,3,3]
; AVX-FAST-NEXT: vaddps %xmm1, %xmm2, %xmm1
; AVX-FAST-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[0]
; AVX-FAST-NEXT: retq
%5 = shufflevector <4 x float> %0, <4 x float> %1, <2 x i32> <i32 0, i32 4>
%6 = shufflevector <4 x float> %0, <4 x float> %1, <2 x i32> <i32 1, i32 5>
%7 = fadd <2 x float> %5, %6
%8 = shufflevector <4 x float> %0, <4 x float> %1, <2 x i32> <i32 2, i32 6>
%9 = fadd <2 x float> %8, %7
%10 = shufflevector <4 x float> %0, <4 x float> %1, <2 x i32> <i32 3, i32 7>
%11 = fadd <2 x float> %10, %9
%12 = shufflevector <2 x float> %11, <2 x float> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
%13 = shufflevector <4 x float> %2, <4 x float> poison, <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef>
%14 = fadd <4 x float> %13, %2
%15 = shufflevector <4 x float> %2, <4 x float> poison, <4 x i32> <i32 2, i32 undef, i32 undef, i32 undef>
%16 = fadd <4 x float> %15, %14
%17 = shufflevector <4 x float> %2, <4 x float> poison, <4 x i32> <i32 3, i32 undef, i32 undef, i32 undef>
%18 = fadd <4 x float> %17, %16
%19 = shufflevector <4 x float> %12, <4 x float> %18, <4 x i32> <i32 0, i32 1, i32 4, i32 undef>
%20 = shufflevector <4 x float> %3, <4 x float> poison, <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef>
%21 = fadd <4 x float> %20, %3
%22 = shufflevector <4 x float> %3, <4 x float> poison, <4 x i32> <i32 2, i32 undef, i32 undef, i32 undef>
%23 = fadd <4 x float> %22, %21
%24 = shufflevector <4 x float> %3, <4 x float> poison, <4 x i32> <i32 3, i32 undef, i32 undef, i32 undef>
%25 = fadd <4 x float> %24, %23
%26 = shufflevector <4 x float> %19, <4 x float> %25, <4 x i32> <i32 0, i32 1, i32 2, i32 4>
ret <4 x float> %26
}
define <4 x i32> @sequential_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2, <4 x i32> %3) {
; SSSE3-SLOW-LABEL: sequential_sum_v4i32_v4i32:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: movdqa %xmm0, %xmm4
; SSSE3-SLOW-NEXT: phaddd %xmm1, %xmm4
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm4 = xmm4[0,2,2,3]
; SSSE3-SLOW-NEXT: punpckhdq {{.*#+}} xmm0 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
; SSSE3-SLOW-NEXT: paddd %xmm4, %xmm1
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm2[1,1,1,1]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm4 = xmm2[2,3,2,3]
; SSSE3-SLOW-NEXT: paddd %xmm2, %xmm4
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm2 = xmm2[3,3,3,3]
; SSSE3-SLOW-NEXT: paddd %xmm4, %xmm2
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm2
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm3[1,1,1,1]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm4 = xmm3[2,3,2,3]
; SSSE3-SLOW-NEXT: paddd %xmm3, %xmm4
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm3 = xmm3[3,3,3,3]
; SSSE3-SLOW-NEXT: paddd %xmm4, %xmm3
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm3
; SSSE3-SLOW-NEXT: punpcklqdq {{.*#+}} xmm3 = xmm3[0],xmm2[0]
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,0]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: sequential_sum_v4i32_v4i32:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: movdqa %xmm0, %xmm4
; SSSE3-FAST-NEXT: phaddd %xmm1, %xmm4
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm4 = xmm4[0,2,2,3]
; SSSE3-FAST-NEXT: punpckhdq {{.*#+}} xmm0 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3]
; SSSE3-FAST-NEXT: paddd %xmm4, %xmm1
; SSSE3-FAST-NEXT: paddd %xmm1, %xmm0
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm1 = xmm2[2,3,2,3]
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm4 = xmm2[3,3,3,3]
; SSSE3-FAST-NEXT: phaddd %xmm2, %xmm2
; SSSE3-FAST-NEXT: paddd %xmm2, %xmm4
; SSSE3-FAST-NEXT: paddd %xmm1, %xmm4
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm1 = xmm3[2,3,2,3]
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm2 = xmm3[3,3,3,3]
; SSSE3-FAST-NEXT: phaddd %xmm3, %xmm3
; SSSE3-FAST-NEXT: paddd %xmm3, %xmm2
; SSSE3-FAST-NEXT: paddd %xmm1, %xmm2
; SSSE3-FAST-NEXT: punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm4[0]
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,0]
; SSSE3-FAST-NEXT: retq
;
; AVX1-SLOW-LABEL: sequential_sum_v4i32_v4i32:
; AVX1-SLOW: # %bb.0:
; AVX1-SLOW-NEXT: vphaddd %xmm1, %xmm0, %xmm4
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm4[0,2,2,3]
; AVX1-SLOW-NEXT: vpunpckhdq {{.*#+}} xmm5 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,3,3,3]
; AVX1-SLOW-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5,6,7]
; AVX1-SLOW-NEXT: vpaddd %xmm0, %xmm4, %xmm0
; AVX1-SLOW-NEXT: vpaddd %xmm0, %xmm5, %xmm0
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm2[1,1,1,1]
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm2[2,3,2,3]
; AVX1-SLOW-NEXT: vpaddd %xmm4, %xmm2, %xmm4
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm2 = xmm2[3,3,3,3]
; AVX1-SLOW-NEXT: vpaddd %xmm2, %xmm4, %xmm2
; AVX1-SLOW-NEXT: vpaddd %xmm2, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm3[1,1,1,1]
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
; AVX1-SLOW-NEXT: vpaddd %xmm2, %xmm3, %xmm2
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm3 = xmm3[3,3,3,3]
; AVX1-SLOW-NEXT: vpaddd %xmm3, %xmm2, %xmm2
; AVX1-SLOW-NEXT: vpaddd %xmm2, %xmm1, %xmm1
; AVX1-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
; AVX1-SLOW-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5],xmm1[6,7]
; AVX1-SLOW-NEXT: retq
;
; AVX1-FAST-LABEL: sequential_sum_v4i32_v4i32:
; AVX1-FAST: # %bb.0:
; AVX1-FAST-NEXT: vphaddd %xmm1, %xmm0, %xmm4
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm4 = xmm4[0,2,2,3]
; AVX1-FAST-NEXT: vpunpckhdq {{.*#+}} xmm5 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,3,3,3]
; AVX1-FAST-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5,6,7]
; AVX1-FAST-NEXT: vpaddd %xmm0, %xmm4, %xmm0
; AVX1-FAST-NEXT: vpaddd %xmm0, %xmm5, %xmm0
; AVX1-FAST-NEXT: vphaddd %xmm2, %xmm2, %xmm1
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm4 = xmm2[2,3,2,3]
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm2 = xmm2[3,3,3,3]
; AVX1-FAST-NEXT: vpaddd %xmm2, %xmm1, %xmm1
; AVX1-FAST-NEXT: vpaddd %xmm1, %xmm4, %xmm1
; AVX1-FAST-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX1-FAST-NEXT: vphaddd %xmm3, %xmm3, %xmm1
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm3 = xmm3[3,3,3,3]
; AVX1-FAST-NEXT: vpaddd %xmm3, %xmm1, %xmm1
; AVX1-FAST-NEXT: vpaddd %xmm1, %xmm2, %xmm1
; AVX1-FAST-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,0,0,0]
; AVX1-FAST-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3,4,5],xmm1[6,7]
; AVX1-FAST-NEXT: retq
;
; AVX2-SLOW-LABEL: sequential_sum_v4i32_v4i32:
; AVX2-SLOW: # %bb.0:
; AVX2-SLOW-NEXT: vphaddd %xmm1, %xmm0, %xmm4
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm4[0,2,2,3]
; AVX2-SLOW-NEXT: vpunpckhdq {{.*#+}} xmm5 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,3,3,3]
; AVX2-SLOW-NEXT: vpblendd {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3]
; AVX2-SLOW-NEXT: vpaddd %xmm0, %xmm4, %xmm0
; AVX2-SLOW-NEXT: vpaddd %xmm0, %xmm5, %xmm0
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm2[1,1,1,1]
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm2[2,3,2,3]
; AVX2-SLOW-NEXT: vpaddd %xmm4, %xmm2, %xmm4
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm2 = xmm2[3,3,3,3]
; AVX2-SLOW-NEXT: vpaddd %xmm2, %xmm4, %xmm2
; AVX2-SLOW-NEXT: vpaddd %xmm2, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm3[1,1,1,1]
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
; AVX2-SLOW-NEXT: vpaddd %xmm2, %xmm3, %xmm2
; AVX2-SLOW-NEXT: vpshufd {{.*#+}} xmm3 = xmm3[3,3,3,3]
; AVX2-SLOW-NEXT: vpaddd %xmm3, %xmm2, %xmm2
; AVX2-SLOW-NEXT: vpaddd %xmm2, %xmm1, %xmm1
; AVX2-SLOW-NEXT: vpbroadcastd %xmm1, %xmm1
; AVX2-SLOW-NEXT: vpblendd {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3]
; AVX2-SLOW-NEXT: retq
;
; AVX2-FAST-LABEL: sequential_sum_v4i32_v4i32:
; AVX2-FAST: # %bb.0:
; AVX2-FAST-NEXT: vphaddd %xmm1, %xmm0, %xmm4
; AVX2-FAST-NEXT: vpshufd {{.*#+}} xmm4 = xmm4[0,2,2,3]
; AVX2-FAST-NEXT: vpunpckhdq {{.*#+}} xmm5 = xmm0[2],xmm1[2],xmm0[3],xmm1[3]
; AVX2-FAST-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[2,3,2,3]
; AVX2-FAST-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,3,3,3]
; AVX2-FAST-NEXT: vpblendd {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3]
; AVX2-FAST-NEXT: vpaddd %xmm0, %xmm4, %xmm0
; AVX2-FAST-NEXT: vpaddd %xmm0, %xmm5, %xmm0
; AVX2-FAST-NEXT: vphaddd %xmm2, %xmm2, %xmm1
; AVX2-FAST-NEXT: vpshufd {{.*#+}} xmm4 = xmm2[2,3,2,3]
; AVX2-FAST-NEXT: vpshufd {{.*#+}} xmm2 = xmm2[3,3,3,3]
; AVX2-FAST-NEXT: vpaddd %xmm2, %xmm1, %xmm1
; AVX2-FAST-NEXT: vpaddd %xmm1, %xmm4, %xmm1
; AVX2-FAST-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX2-FAST-NEXT: vphaddd %xmm3, %xmm3, %xmm1
; AVX2-FAST-NEXT: vpshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
; AVX2-FAST-NEXT: vpshufd {{.*#+}} xmm3 = xmm3[3,3,3,3]
; AVX2-FAST-NEXT: vpaddd %xmm3, %xmm1, %xmm1
; AVX2-FAST-NEXT: vpaddd %xmm1, %xmm2, %xmm1
; AVX2-FAST-NEXT: vpbroadcastd %xmm1, %xmm1
; AVX2-FAST-NEXT: vpblendd {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[3]
; AVX2-FAST-NEXT: retq
%5 = shufflevector <4 x i32> %0, <4 x i32> %1, <2 x i32> <i32 0, i32 4>
%6 = shufflevector <4 x i32> %0, <4 x i32> %1, <2 x i32> <i32 1, i32 5>
%7 = add <2 x i32> %5, %6
%8 = shufflevector <4 x i32> %0, <4 x i32> %1, <2 x i32> <i32 2, i32 6>
%9 = add <2 x i32> %8, %7
%10 = shufflevector <4 x i32> %0, <4 x i32> %1, <2 x i32> <i32 3, i32 7>
%11 = add <2 x i32> %10, %9
%12 = shufflevector <2 x i32> %11, <2 x i32> poison, <4 x i32> <i32 0, i32 1, i32 undef, i32 undef>
%13 = shufflevector <4 x i32> %2, <4 x i32> poison, <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef>
%14 = add <4 x i32> %13, %2
%15 = shufflevector <4 x i32> %2, <4 x i32> poison, <4 x i32> <i32 2, i32 undef, i32 undef, i32 undef>
%16 = add <4 x i32> %15, %14
%17 = shufflevector <4 x i32> %2, <4 x i32> poison, <4 x i32> <i32 3, i32 undef, i32 undef, i32 undef>
%18 = add <4 x i32> %17, %16
%19 = shufflevector <4 x i32> %12, <4 x i32> %18, <4 x i32> <i32 0, i32 1, i32 4, i32 undef>
%20 = shufflevector <4 x i32> %3, <4 x i32> poison, <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef>
%21 = add <4 x i32> %20, %3
%22 = shufflevector <4 x i32> %3, <4 x i32> poison, <4 x i32> <i32 2, i32 undef, i32 undef, i32 undef>
%23 = add <4 x i32> %22, %21
%24 = shufflevector <4 x i32> %3, <4 x i32> poison, <4 x i32> <i32 3, i32 undef, i32 undef, i32 undef>
%25 = add <4 x i32> %24, %23
%26 = shufflevector <4 x i32> %19, <4 x i32> %25, <4 x i32> <i32 0, i32 1, i32 2, i32 4>
ret <4 x i32> %26
}
; Vectorized Reductions
; e.g.
; VTYPE sum4(VTYPE A0, VTYPE A1, VTYPE A2, VTYPE A3) {
; return (VTYPE) { reduce( A0 ), reduce( A1 ), reduce( A2 ), reduce( A3 ) };
; }
define <4 x float> @reduction_sum_v4f32_v4f32(<4 x float> %0, <4 x float> %1, <4 x float> %2, <4 x float> %3) {
; SSSE3-SLOW-LABEL: reduction_sum_v4f32_v4f32:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
; SSSE3-SLOW-NEXT: addss %xmm0, %xmm4
; SSSE3-SLOW-NEXT: movaps %xmm0, %xmm5
; SSSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm5 = xmm5[1],xmm0[1]
; SSSE3-SLOW-NEXT: addss %xmm4, %xmm5
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,3,3,3]
; SSSE3-SLOW-NEXT: addss %xmm5, %xmm0
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
; SSSE3-SLOW-NEXT: addss %xmm1, %xmm4
; SSSE3-SLOW-NEXT: movaps %xmm1, %xmm5
; SSSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm5 = xmm5[1],xmm1[1]
; SSSE3-SLOW-NEXT: addss %xmm4, %xmm5
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm1 = xmm1[3,3,3,3]
; SSSE3-SLOW-NEXT: addss %xmm5, %xmm1
; SSSE3-SLOW-NEXT: unpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm1 = xmm2[1,1,3,3]
; SSSE3-SLOW-NEXT: addss %xmm2, %xmm1
; SSSE3-SLOW-NEXT: movaps %xmm2, %xmm4
; SSSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm2[1]
; SSSE3-SLOW-NEXT: addss %xmm1, %xmm4
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm2 = xmm2[3,3,3,3]
; SSSE3-SLOW-NEXT: addss %xmm4, %xmm2
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm1 = xmm3[1,1,3,3]
; SSSE3-SLOW-NEXT: addss %xmm3, %xmm1
; SSSE3-SLOW-NEXT: movaps %xmm3, %xmm4
; SSSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm3[1]
; SSSE3-SLOW-NEXT: addss %xmm1, %xmm4
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm3 = xmm3[3,3,3,3]
; SSSE3-SLOW-NEXT: addss %xmm4, %xmm3
; SSSE3-SLOW-NEXT: unpcklps {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
; SSSE3-SLOW-NEXT: movlhps {{.*#+}} xmm0 = xmm0[0],xmm2[0]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: reduction_sum_v4f32_v4f32:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: movaps %xmm0, %xmm4
; SSSE3-FAST-NEXT: haddps %xmm0, %xmm4
; SSSE3-FAST-NEXT: movaps %xmm0, %xmm5
; SSSE3-FAST-NEXT: unpckhpd {{.*#+}} xmm5 = xmm5[1],xmm0[1]
; SSSE3-FAST-NEXT: addss %xmm4, %xmm5
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm0 = xmm0[3,3,3,3]
; SSSE3-FAST-NEXT: addss %xmm5, %xmm0
; SSSE3-FAST-NEXT: movaps %xmm1, %xmm4
; SSSE3-FAST-NEXT: haddps %xmm1, %xmm4
; SSSE3-FAST-NEXT: movaps %xmm1, %xmm5
; SSSE3-FAST-NEXT: unpckhpd {{.*#+}} xmm5 = xmm5[1],xmm1[1]
; SSSE3-FAST-NEXT: addss %xmm4, %xmm5
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm1 = xmm1[3,3,3,3]
; SSSE3-FAST-NEXT: addss %xmm5, %xmm1
; SSSE3-FAST-NEXT: unpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; SSSE3-FAST-NEXT: movaps %xmm2, %xmm1
; SSSE3-FAST-NEXT: haddps %xmm2, %xmm1
; SSSE3-FAST-NEXT: movaps %xmm2, %xmm4
; SSSE3-FAST-NEXT: unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm2[1]
; SSSE3-FAST-NEXT: addss %xmm1, %xmm4
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm2 = xmm2[3,3,3,3]
; SSSE3-FAST-NEXT: addss %xmm4, %xmm2
; SSSE3-FAST-NEXT: movaps %xmm3, %xmm1
; SSSE3-FAST-NEXT: haddps %xmm3, %xmm1
; SSSE3-FAST-NEXT: movaps %xmm3, %xmm4
; SSSE3-FAST-NEXT: unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm3[1]
; SSSE3-FAST-NEXT: addss %xmm1, %xmm4
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm3 = xmm3[3,3,3,3]
; SSSE3-FAST-NEXT: addss %xmm4, %xmm3
; SSSE3-FAST-NEXT: unpcklps {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
; SSSE3-FAST-NEXT: movlhps {{.*#+}} xmm0 = xmm0[0],xmm2[0]
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: reduction_sum_v4f32_v4f32:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vmovshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
; AVX-SLOW-NEXT: vaddss %xmm4, %xmm0, %xmm4
; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm5 = xmm0[1,0]
; AVX-SLOW-NEXT: vaddss %xmm5, %xmm4, %xmm4
; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,3,3,3]
; AVX-SLOW-NEXT: vaddss %xmm0, %xmm4, %xmm0
; AVX-SLOW-NEXT: vmovshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
; AVX-SLOW-NEXT: vaddss %xmm4, %xmm1, %xmm4
; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm5 = xmm1[1,0]
; AVX-SLOW-NEXT: vaddss %xmm5, %xmm4, %xmm4
; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm1 = xmm1[3,3,3,3]
; AVX-SLOW-NEXT: vaddss %xmm1, %xmm4, %xmm1
; AVX-SLOW-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[2,3]
; AVX-SLOW-NEXT: vmovshdup {{.*#+}} xmm1 = xmm2[1,1,3,3]
; AVX-SLOW-NEXT: vaddss %xmm1, %xmm2, %xmm1
; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm4 = xmm2[1,0]
; AVX-SLOW-NEXT: vaddss %xmm4, %xmm1, %xmm1
; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm2 = xmm2[3,3,3,3]
; AVX-SLOW-NEXT: vaddss %xmm2, %xmm1, %xmm1
; AVX-SLOW-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0,1],xmm1[0],xmm0[3]
; AVX-SLOW-NEXT: vmovshdup {{.*#+}} xmm1 = xmm3[1,1,3,3]
; AVX-SLOW-NEXT: vaddss %xmm1, %xmm3, %xmm1
; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm2 = xmm3[1,0]
; AVX-SLOW-NEXT: vaddss %xmm2, %xmm1, %xmm1
; AVX-SLOW-NEXT: vpermilps {{.*#+}} xmm2 = xmm3[3,3,3,3]
; AVX-SLOW-NEXT: vaddss %xmm2, %xmm1, %xmm1
; AVX-SLOW-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[0]
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: reduction_sum_v4f32_v4f32:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vhaddps %xmm0, %xmm0, %xmm4
; AVX-FAST-NEXT: vpermilpd {{.*#+}} xmm5 = xmm0[1,0]
; AVX-FAST-NEXT: vaddss %xmm5, %xmm4, %xmm4
; AVX-FAST-NEXT: vpermilps {{.*#+}} xmm0 = xmm0[3,3,3,3]
; AVX-FAST-NEXT: vaddss %xmm0, %xmm4, %xmm0
; AVX-FAST-NEXT: vhaddps %xmm1, %xmm1, %xmm4
; AVX-FAST-NEXT: vpermilpd {{.*#+}} xmm5 = xmm1[1,0]
; AVX-FAST-NEXT: vaddss %xmm5, %xmm4, %xmm4
; AVX-FAST-NEXT: vpermilps {{.*#+}} xmm1 = xmm1[3,3,3,3]
; AVX-FAST-NEXT: vaddss %xmm1, %xmm4, %xmm1
; AVX-FAST-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[2,3]
; AVX-FAST-NEXT: vhaddps %xmm2, %xmm2, %xmm1
; AVX-FAST-NEXT: vpermilpd {{.*#+}} xmm4 = xmm2[1,0]
; AVX-FAST-NEXT: vaddss %xmm4, %xmm1, %xmm1
; AVX-FAST-NEXT: vpermilps {{.*#+}} xmm2 = xmm2[3,3,3,3]
; AVX-FAST-NEXT: vaddss %xmm2, %xmm1, %xmm1
; AVX-FAST-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0,1],xmm1[0],xmm0[3]
; AVX-FAST-NEXT: vhaddps %xmm3, %xmm3, %xmm1
; AVX-FAST-NEXT: vpermilpd {{.*#+}} xmm2 = xmm3[1,0]
; AVX-FAST-NEXT: vaddss %xmm2, %xmm1, %xmm1
; AVX-FAST-NEXT: vpermilps {{.*#+}} xmm2 = xmm3[3,3,3,3]
; AVX-FAST-NEXT: vaddss %xmm2, %xmm1, %xmm1
; AVX-FAST-NEXT: vinsertps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[0]
; AVX-FAST-NEXT: retq
%5 = call float @llvm.vector.reduce.fadd.f32.v4f32(float -0.0, <4 x float> %0)
%6 = call float @llvm.vector.reduce.fadd.f32.v4f32(float -0.0, <4 x float> %1)
%7 = call float @llvm.vector.reduce.fadd.f32.v4f32(float -0.0, <4 x float> %2)
%8 = call float @llvm.vector.reduce.fadd.f32.v4f32(float -0.0, <4 x float> %3)
%9 = insertelement <4 x float> undef, float %5, i32 0
%10 = insertelement <4 x float> %9, float %6, i32 1
%11 = insertelement <4 x float> %10, float %7, i32 2
%12 = insertelement <4 x float> %11, float %8, i32 3
ret <4 x float> %12
}
declare float @llvm.vector.reduce.fadd.f32.v4f32(float, <4 x float>)
define <4 x float> @reduction_sum_v4f32_v4f32_reassoc(<4 x float> %0, <4 x float> %1, <4 x float> %2, <4 x float> %3) {
; SSSE3-SLOW-LABEL: reduction_sum_v4f32_v4f32_reassoc:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: movaps %xmm0, %xmm4
; SSSE3-SLOW-NEXT: movhlps {{.*#+}} xmm0 = xmm0[1,1]
; SSSE3-SLOW-NEXT: addps %xmm4, %xmm0
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm4, %xmm0
; SSSE3-SLOW-NEXT: movaps %xmm1, %xmm4
; SSSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm1[1]
; SSSE3-SLOW-NEXT: addps %xmm1, %xmm4
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm1 = xmm4[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm4, %xmm1
; SSSE3-SLOW-NEXT: unpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; SSSE3-SLOW-NEXT: movaps %xmm2, %xmm1
; SSSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm2[1]
; SSSE3-SLOW-NEXT: addps %xmm2, %xmm1
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm1, %xmm2
; SSSE3-SLOW-NEXT: movaps %xmm3, %xmm1
; SSSE3-SLOW-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm3[1]
; SSSE3-SLOW-NEXT: addps %xmm3, %xmm1
; SSSE3-SLOW-NEXT: movshdup {{.*#+}} xmm3 = xmm1[1,1,3,3]
; SSSE3-SLOW-NEXT: addps %xmm1, %xmm3
; SSSE3-SLOW-NEXT: movlhps {{.*#+}} xmm3 = xmm3[0],xmm2[0]
; SSSE3-SLOW-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,1],xmm3[2,0]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: reduction_sum_v4f32_v4f32_reassoc:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: movaps %xmm0, %xmm4
; SSSE3-FAST-NEXT: unpckhpd {{.*#+}} xmm4 = xmm4[1],xmm0[1]
; SSSE3-FAST-NEXT: addps %xmm0, %xmm4
; SSSE3-FAST-NEXT: movaps %xmm1, %xmm0
; SSSE3-FAST-NEXT: unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm1[1]
; SSSE3-FAST-NEXT: addps %xmm1, %xmm0
; SSSE3-FAST-NEXT: haddps %xmm0, %xmm4
; SSSE3-FAST-NEXT: movaps %xmm2, %xmm0
; SSSE3-FAST-NEXT: unpckhpd {{.*#+}} xmm0 = xmm0[1],xmm2[1]
; SSSE3-FAST-NEXT: addps %xmm2, %xmm0
; SSSE3-FAST-NEXT: movaps %xmm3, %xmm1
; SSSE3-FAST-NEXT: unpckhpd {{.*#+}} xmm1 = xmm1[1],xmm3[1]
; SSSE3-FAST-NEXT: addps %xmm3, %xmm1
; SSSE3-FAST-NEXT: haddps %xmm0, %xmm1
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm4 = xmm4[0,2],xmm1[2,0]
; SSSE3-FAST-NEXT: movaps %xmm4, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: reduction_sum_v4f32_v4f32_reassoc:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm4 = xmm0[1,0]
; AVX-SLOW-NEXT: vaddps %xmm4, %xmm0, %xmm0
; AVX-SLOW-NEXT: vmovshdup {{.*#+}} xmm4 = xmm0[1,1,3,3]
; AVX-SLOW-NEXT: vaddps %xmm4, %xmm0, %xmm0
; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm4 = xmm1[1,0]
; AVX-SLOW-NEXT: vaddps %xmm4, %xmm1, %xmm1
; AVX-SLOW-NEXT: vmovshdup {{.*#+}} xmm4 = xmm1[1,1,3,3]
; AVX-SLOW-NEXT: vaddps %xmm4, %xmm1, %xmm1
; AVX-SLOW-NEXT: vunpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm1 = xmm2[1,0]
; AVX-SLOW-NEXT: vaddps %xmm1, %xmm2, %xmm1
; AVX-SLOW-NEXT: vmovshdup {{.*#+}} xmm2 = xmm1[1,1,3,3]
; AVX-SLOW-NEXT: vaddps %xmm2, %xmm1, %xmm1
; AVX-SLOW-NEXT: vpermilpd {{.*#+}} xmm2 = xmm3[1,0]
; AVX-SLOW-NEXT: vaddps %xmm2, %xmm3, %xmm2
; AVX-SLOW-NEXT: vmovshdup {{.*#+}} xmm3 = xmm2[1,1,3,3]
; AVX-SLOW-NEXT: vaddps %xmm3, %xmm2, %xmm2
; AVX-SLOW-NEXT: vmovlhps {{.*#+}} xmm1 = xmm2[0],xmm1[0]
; AVX-SLOW-NEXT: vshufps {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,0]
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: reduction_sum_v4f32_v4f32_reassoc:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vpermilpd {{.*#+}} xmm4 = xmm0[1,0]
; AVX-FAST-NEXT: vaddps %xmm4, %xmm0, %xmm0
; AVX-FAST-NEXT: vpermilpd {{.*#+}} xmm4 = xmm1[1,0]
; AVX-FAST-NEXT: vaddps %xmm4, %xmm1, %xmm1
; AVX-FAST-NEXT: vhaddps %xmm1, %xmm0, %xmm0
; AVX-FAST-NEXT: vpermilpd {{.*#+}} xmm1 = xmm2[1,0]
; AVX-FAST-NEXT: vaddps %xmm1, %xmm2, %xmm1
; AVX-FAST-NEXT: vpermilpd {{.*#+}} xmm2 = xmm3[1,0]
; AVX-FAST-NEXT: vaddps %xmm2, %xmm3, %xmm2
; AVX-FAST-NEXT: vhaddps %xmm1, %xmm2, %xmm1
; AVX-FAST-NEXT: vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[2,0]
; AVX-FAST-NEXT: retq
%5 = call reassoc float @llvm.vector.reduce.fadd.f32.v4f32(float -0.0, <4 x float> %0)
%6 = call reassoc float @llvm.vector.reduce.fadd.f32.v4f32(float -0.0, <4 x float> %1)
%7 = call reassoc float @llvm.vector.reduce.fadd.f32.v4f32(float -0.0, <4 x float> %2)
%8 = call reassoc float @llvm.vector.reduce.fadd.f32.v4f32(float -0.0, <4 x float> %3)
%9 = insertelement <4 x float> undef, float %5, i32 0
%10 = insertelement <4 x float> %9, float %6, i32 1
%11 = insertelement <4 x float> %10, float %7, i32 2
%12 = insertelement <4 x float> %11, float %8, i32 3
ret <4 x float> %12
}
define <4 x i32> @reduction_sum_v4i32_v4i32(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2, <4 x i32> %3) {
; SSSE3-SLOW-LABEL: reduction_sum_v4i32_v4i32:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm4 = xmm0[2,3,2,3]
; SSSE3-SLOW-NEXT: paddd %xmm0, %xmm4
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm4[1,1,1,1]
; SSSE3-SLOW-NEXT: paddd %xmm4, %xmm0
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm4
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm4[1,1,1,1]
; SSSE3-SLOW-NEXT: paddd %xmm4, %xmm1
; SSSE3-SLOW-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm2[2,3,2,3]
; SSSE3-SLOW-NEXT: paddd %xmm2, %xmm1
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm2
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm3[2,3,2,3]
; SSSE3-SLOW-NEXT: paddd %xmm3, %xmm1
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm3 = xmm1[1,1,1,1]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm3
; SSSE3-SLOW-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[1],xmm3[1]
; SSSE3-SLOW-NEXT: punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm2[0]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: reduction_sum_v4i32_v4i32:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm4 = xmm0[2,3,2,3]
; SSSE3-FAST-NEXT: paddd %xmm4, %xmm0
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
; SSSE3-FAST-NEXT: paddd %xmm1, %xmm4
; SSSE3-FAST-NEXT: phaddd %xmm4, %xmm0
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm1 = xmm2[2,3,2,3]
; SSSE3-FAST-NEXT: paddd %xmm2, %xmm1
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
; SSSE3-FAST-NEXT: paddd %xmm3, %xmm2
; SSSE3-FAST-NEXT: phaddd %xmm2, %xmm1
; SSSE3-FAST-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2]
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: reduction_sum_v4i32_v4i32:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm0[2,3,2,3]
; AVX-SLOW-NEXT: vpaddd %xmm4, %xmm0, %xmm0
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm0[1,1,1,1]
; AVX-SLOW-NEXT: vpaddd %xmm4, %xmm0, %xmm0
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
; AVX-SLOW-NEXT: vpaddd %xmm4, %xmm1, %xmm1
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm4 = xmm1[1,1,1,1]
; AVX-SLOW-NEXT: vpaddd %xmm4, %xmm1, %xmm1
; AVX-SLOW-NEXT: vpunpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm2[2,3,2,3]
; AVX-SLOW-NEXT: vpaddd %xmm1, %xmm2, %xmm1
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm2 = xmm1[1,1,1,1]
; AVX-SLOW-NEXT: vpaddd %xmm2, %xmm1, %xmm1
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
; AVX-SLOW-NEXT: vpaddd %xmm2, %xmm3, %xmm2
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm3 = xmm2[1,1,1,1]
; AVX-SLOW-NEXT: vpaddd %xmm3, %xmm2, %xmm2
; AVX-SLOW-NEXT: vpunpckldq {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1]
; AVX-SLOW-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: reduction_sum_v4i32_v4i32:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vpshufd {{.*#+}} xmm4 = xmm0[2,3,2,3]
; AVX-FAST-NEXT: vpaddd %xmm4, %xmm0, %xmm0
; AVX-FAST-NEXT: vpshufd {{.*#+}} xmm4 = xmm1[2,3,2,3]
; AVX-FAST-NEXT: vpaddd %xmm4, %xmm1, %xmm1
; AVX-FAST-NEXT: vphaddd %xmm1, %xmm0, %xmm0
; AVX-FAST-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,2,1,3]
; AVX-FAST-NEXT: vpshufd {{.*#+}} xmm1 = xmm2[2,3,2,3]
; AVX-FAST-NEXT: vpaddd %xmm1, %xmm2, %xmm1
; AVX-FAST-NEXT: vpshufd {{.*#+}} xmm2 = xmm3[2,3,2,3]
; AVX-FAST-NEXT: vpaddd %xmm2, %xmm3, %xmm2
; AVX-FAST-NEXT: vphaddd %xmm2, %xmm1, %xmm1
; AVX-FAST-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,2,1,3]
; AVX-FAST-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX-FAST-NEXT: retq
%5 = call i32 @llvm.vector.reduce.add.i32.v4i32(<4 x i32> %0)
%6 = call i32 @llvm.vector.reduce.add.i32.v4i32(<4 x i32> %1)
%7 = call i32 @llvm.vector.reduce.add.i32.v4i32(<4 x i32> %2)
%8 = call i32 @llvm.vector.reduce.add.i32.v4i32(<4 x i32> %3)
%9 = insertelement <4 x i32> undef, i32 %5, i32 0
%10 = insertelement <4 x i32> %9, i32 %6, i32 1
%11 = insertelement <4 x i32> %10, i32 %7, i32 2
%12 = insertelement <4 x i32> %11, i32 %8, i32 3
ret <4 x i32> %12
}
declare i32 @llvm.vector.reduce.add.i32.v4i32(<4 x i32>)
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