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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=slp-vectorizer -S -slp-schedule-budget=16 -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.9.0"
; Test if the budget for the scheduling region size works.
; We test with a reduced budget of 16 which should prevent vectorizing the loads.
declare void @unknown()
define void @test(ptr %a, ptr %b, ptr %c, ptr %d) {
; CHECK-LABEL: @test(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[TMP1:%.*]] = load <4 x float>, ptr [[A:%.*]], align 4
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: call void @unknown()
; CHECK-NEXT: store <4 x float> [[TMP1]], ptr [[B:%.*]], align 4
; CHECK-NEXT: [[TMP4:%.*]] = load <4 x float>, ptr [[C:%.*]], align 4
; CHECK-NEXT: store <4 x float> [[TMP4]], ptr [[D:%.*]], align 4
; CHECK-NEXT: ret void
;
entry:
; Don't vectorize these loads.
%l0 = load float, ptr %a
%a1 = getelementptr inbounds float, ptr %a, i64 1
%l1 = load float, ptr %a1
%a2 = getelementptr inbounds float, ptr %a, i64 2
%l2 = load float, ptr %a2
%a3 = getelementptr inbounds float, ptr %a, i64 3
%l3 = load float, ptr %a3
; some unrelated instructions inbetween to enlarge the scheduling region
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
call void @unknown()
; Don't vectorize these stores because their operands are too far away.
store float %l0, ptr %b
%b1 = getelementptr inbounds float, ptr %b, i64 1
store float %l1, ptr %b1
%b2 = getelementptr inbounds float, ptr %b, i64 2
store float %l2, ptr %b2
%b3 = getelementptr inbounds float, ptr %b, i64 3
store float %l3, ptr %b3
; But still vectorize the following instructions, because even if the budget
; is exceeded there is a minimum region size.
%l4 = load float, ptr %c
%c1 = getelementptr inbounds float, ptr %c, i64 1
%l5 = load float, ptr %c1
%c2 = getelementptr inbounds float, ptr %c, i64 2
%l6 = load float, ptr %c2
%c3 = getelementptr inbounds float, ptr %c, i64 3
%l7 = load float, ptr %c3
store float %l4, ptr %d
%d1 = getelementptr inbounds float, ptr %d, i64 1
store float %l5, ptr %d1
%d2 = getelementptr inbounds float, ptr %d, i64 2
store float %l6, ptr %d2
%d3 = getelementptr inbounds float, ptr %d, i64 3
store float %l7, ptr %d3
ret void
}
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