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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -basic-aa -slp-vectorizer -S -mtriple=x86_64-unknown -mcpu=corei7-avx | FileCheck %s
%struct.complex = type { float, float }
define void @foo (%struct.complex* %A, %struct.complex* %B, %struct.complex* %Result) {
; CHECK-LABEL: @foo(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP0:%.*]] = add i64 256, 0
; CHECK-NEXT: br label [[LOOP:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[TMP1:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[TMP20:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[TMP2:%.*]] = phi <2 x float> [ zeroinitializer, [[ENTRY]] ], [ [[TMP19:%.*]], [[LOOP]] ]
; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds [[STRUCT_COMPLEX:%.*]], %struct.complex* [[A:%.*]], i64 [[TMP1]], i32 0
; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds [[STRUCT_COMPLEX]], %struct.complex* [[B:%.*]], i64 [[TMP1]], i32 0
; CHECK-NEXT: [[TMP5:%.*]] = load float, float* [[TMP4]], align 4
; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds [[STRUCT_COMPLEX]], %struct.complex* [[B]], i64 [[TMP1]], i32 1
; CHECK-NEXT: [[TMP7:%.*]] = load float, float* [[TMP6]], align 4
; CHECK-NEXT: [[TMP8:%.*]] = bitcast float* [[TMP3]] to <2 x float>*
; CHECK-NEXT: [[TMP9:%.*]] = load <2 x float>, <2 x float>* [[TMP8]], align 4
; CHECK-NEXT: [[TMP10:%.*]] = insertelement <2 x float> poison, float [[TMP5]], i32 0
; CHECK-NEXT: [[TMP11:%.*]] = insertelement <2 x float> [[TMP10]], float [[TMP5]], i32 1
; CHECK-NEXT: [[TMP12:%.*]] = fmul <2 x float> [[TMP9]], [[TMP11]]
; CHECK-NEXT: [[TMP13:%.*]] = insertelement <2 x float> poison, float [[TMP7]], i32 0
; CHECK-NEXT: [[TMP14:%.*]] = insertelement <2 x float> [[TMP13]], float [[TMP7]], i32 1
; CHECK-NEXT: [[TMP15:%.*]] = fmul <2 x float> [[TMP9]], [[TMP14]]
; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <2 x float> [[TMP15]], <2 x float> poison, <2 x i32> <i32 1, i32 0>
; CHECK-NEXT: [[TMP16:%.*]] = fsub <2 x float> [[TMP12]], [[SHUFFLE]]
; CHECK-NEXT: [[TMP17:%.*]] = fadd <2 x float> [[TMP12]], [[SHUFFLE]]
; CHECK-NEXT: [[TMP18:%.*]] = shufflevector <2 x float> [[TMP16]], <2 x float> [[TMP17]], <2 x i32> <i32 0, i32 3>
; CHECK-NEXT: [[TMP19]] = fadd <2 x float> [[TMP2]], [[TMP18]]
; CHECK-NEXT: [[TMP20]] = add nuw nsw i64 [[TMP1]], 1
; CHECK-NEXT: [[TMP21:%.*]] = icmp eq i64 [[TMP20]], [[TMP0]]
; CHECK-NEXT: br i1 [[TMP21]], label [[EXIT:%.*]], label [[LOOP]]
; CHECK: exit:
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds [[STRUCT_COMPLEX]], %struct.complex* [[RESULT:%.*]], i32 0, i32 0
; CHECK-NEXT: [[TMP23:%.*]] = bitcast float* [[TMP22]] to <2 x float>*
; CHECK-NEXT: store <2 x float> [[TMP19]], <2 x float>* [[TMP23]], align 4
; CHECK-NEXT: ret void
;
entry:
%0 = add i64 256, 0
br label %loop
loop:
%1 = phi i64 [ 0, %entry ], [ %20, %loop ]
%2 = phi float [ 0.000000e+00, %entry ], [ %19, %loop ]
%3 = phi float [ 0.000000e+00, %entry ], [ %18, %loop ]
%4 = getelementptr inbounds %"struct.complex", %"struct.complex"* %A, i64 %1, i32 0
%5 = load float, float* %4, align 4
%6 = getelementptr inbounds %"struct.complex", %"struct.complex"* %A, i64 %1, i32 1
%7 = load float, float* %6, align 4
%8 = getelementptr inbounds %"struct.complex", %"struct.complex"* %B, i64 %1, i32 0
%9 = load float, float* %8, align 4
%10 = getelementptr inbounds %"struct.complex", %"struct.complex"* %B, i64 %1, i32 1
%11 = load float, float* %10, align 4
%12 = fmul float %5, %9
%13 = fmul float %7, %11
%14 = fsub float %12, %13
%15 = fmul float %7, %9
%16 = fmul float %5, %11
%17 = fadd float %15, %16
%18 = fadd float %3, %14
%19 = fadd float %2, %17
%20 = add nuw nsw i64 %1, 1
%21 = icmp eq i64 %20, %0
br i1 %21, label %exit, label %loop
exit:
%22 = getelementptr inbounds %"struct.complex", %"struct.complex"* %Result, i32 0, i32 0
store float %18, float* %22, align 4
%23 = getelementptr inbounds %"struct.complex", %"struct.complex"* %Result, i32 0, i32 1
store float %19, float* %23, align 4
ret void
}
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