blob: 09312c05f87150accc156d1e9856d6d0863d2faf [file] [log] [blame]
; RUN: opt -loop-vectorize -vectorizer-maximize-bandwidth -S -mattr=+sse2 --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s --check-prefixes=CHECK,SSE2
; RUN: opt -loop-vectorize -vectorizer-maximize-bandwidth -S -mattr=+avx --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s --check-prefixes=CHECK,AVX1
; RUN: opt -loop-vectorize -vectorizer-maximize-bandwidth -S -mattr=+avx2 --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s --check-prefixes=CHECK,AVX2
; RUN: opt -loop-vectorize -vectorizer-maximize-bandwidth -S -mattr=+avx512bw,+avx512vl --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s --check-prefixes=CHECK,AVX512
; REQUIRES: asserts
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@A = global [1024 x i8] zeroinitializer, align 128
@B = global [1024 x float] zeroinitializer, align 128
; CHECK: LV: Checking a loop in "test"
;
; SSE2: LV: Found an estimated cost of 1 for VF 1 For instruction: store float %v3, float* %out3, align 4
; SSE2: LV: Found an estimated cost of 12 for VF 2 For instruction: store float %v3, float* %out3, align 4
; SSE2: LV: Found an estimated cost of 28 for VF 4 For instruction: store float %v3, float* %out3, align 4
; SSE2: LV: Found an estimated cost of 56 for VF 8 For instruction: store float %v3, float* %out3, align 4
; SSE2: LV: Found an estimated cost of 112 for VF 16 For instruction: store float %v3, float* %out3, align 4
;
; AVX1: LV: Found an estimated cost of 1 for VF 1 For instruction: store float %v3, float* %out3, align 4
; AVX1: LV: Found an estimated cost of 13 for VF 2 For instruction: store float %v3, float* %out3, align 4
; AVX1: LV: Found an estimated cost of 30 for VF 4 For instruction: store float %v3, float* %out3, align 4
; AVX1: LV: Found an estimated cost of 76 for VF 8 For instruction: store float %v3, float* %out3, align 4
; AVX1: LV: Found an estimated cost of 152 for VF 16 For instruction: store float %v3, float* %out3, align 4
; AVX1: LV: Found an estimated cost of 304 for VF 32 For instruction: store float %v3, float* %out3, align 4
;
; AVX2: LV: Found an estimated cost of 1 for VF 1 For instruction: store float %v3, float* %out3, align 4
; AVX2: LV: Found an estimated cost of 6 for VF 2 For instruction: store float %v3, float* %out3, align 4
; AVX2: LV: Found an estimated cost of 8 for VF 4 For instruction: store float %v3, float* %out3, align 4
; AVX2: LV: Found an estimated cost of 20 for VF 8 For instruction: store float %v3, float* %out3, align 4
; AVX2: LV: Found an estimated cost of 40 for VF 16 For instruction: store float %v3, float* %out3, align 4
; AVX2: LV: Found an estimated cost of 80 for VF 32 For instruction: store float %v3, float* %out3, align 4
;
; AVX512: LV: Found an estimated cost of 1 for VF 1 For instruction: store float %v3, float* %out3, align 4
; AVX512: LV: Found an estimated cost of 5 for VF 2 For instruction: store float %v3, float* %out3, align 4
; AVX512: LV: Found an estimated cost of 5 for VF 4 For instruction: store float %v3, float* %out3, align 4
; AVX512: LV: Found an estimated cost of 11 for VF 8 For instruction: store float %v3, float* %out3, align 4
; AVX512: LV: Found an estimated cost of 22 for VF 16 For instruction: store float %v3, float* %out3, align 4
; AVX512: LV: Found an estimated cost of 44 for VF 32 For instruction: store float %v3, float* %out3, align 4
; AVX512: LV: Found an estimated cost of 88 for VF 64 For instruction: store float %v3, float* %out3, align 4
;
; CHECK-NOT: LV: Found an estimated cost of {{[0-9]+}} for VF {{[0-9]+}} For instruction: store float %v3, float* %out3, align 4
define void @test() {
entry:
br label %for.body
for.body:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ]
%iv.0 = add nuw nsw i64 %iv, 0
%iv.1 = add nuw nsw i64 %iv, 1
%iv.2 = add nuw nsw i64 %iv, 2
%iv.3 = add nuw nsw i64 %iv, 3
%in = getelementptr inbounds [1024 x i8], [1024 x i8]* @A, i64 0, i64 %iv.0
%v.narrow = load i8, i8* %in
%v = uitofp i8 %v.narrow to float
%v0 = fadd float %v, 0.0
%v1 = fadd float %v, 1.0
%v2 = fadd float %v, 2.0
%v3 = fadd float %v, 3.0
%out0 = getelementptr inbounds [1024 x float], [1024 x float]* @B, i64 0, i64 %iv.0
%out1 = getelementptr inbounds [1024 x float], [1024 x float]* @B, i64 0, i64 %iv.1
%out2 = getelementptr inbounds [1024 x float], [1024 x float]* @B, i64 0, i64 %iv.2
%out3 = getelementptr inbounds [1024 x float], [1024 x float]* @B, i64 0, i64 %iv.3
store float %v0, float* %out0
store float %v1, float* %out1
store float %v2, float* %out2
store float %v3, float* %out3
%iv.next = add nuw nsw i64 %iv.0, 4
%cmp = icmp ult i64 %iv.next, 1024
br i1 %cmp, label %for.body, label %for.cond.cleanup
for.cond.cleanup:
ret void
}