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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=slp-vectorizer -slp-vectorize-hor -slp-vectorize-hor-store -S < %s -mtriple=x86_64-unknown-linux-gnu | FileCheck %s
define void @test(ptr %ptr, ptr noalias %s) {
; CHECK-LABEL: @test(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[CMP:%.*]] = icmp eq ptr [[PTR:%.*]], null
; CHECK-NEXT: br i1 [[CMP]], label [[LOOP:%.*]], label [[BAIL_OUT:%.*]]
; CHECK: loop:
; CHECK-NEXT: [[TMP1:%.*]] = load <4 x i32>, ptr [[PTR]], align 4
; CHECK-NEXT: store <4 x i32> [[TMP1]], ptr [[S:%.*]], align 4
; CHECK-NEXT: [[TMP3:%.*]] = extractelement <4 x i32> [[TMP1]], i32 0
; CHECK-NEXT: br label [[LOOP1:%.*]]
; CHECK: loop1:
; CHECK-NEXT: store i32 [[TMP3]], ptr [[S]], align 4
; CHECK-NEXT: br i1 true, label [[LOOP1]], label [[CONT:%.*]]
; CHECK: cont:
; CHECK-NEXT: br i1 true, label [[LOOP]], label [[BAIL_OUT]]
; CHECK: bail_out:
; CHECK-NEXT: [[DUMMY_PHI:%.*]] = phi i32 [ 1, [[ENTRY:%.*]] ], [ [[TMP3]], [[CONT]] ]
; CHECK-NEXT: store i32 [[DUMMY_PHI]], ptr [[S]], align 4
; CHECK-NEXT: ret void
;
entry:
%cmp = icmp eq ptr %ptr, null
br i1 %cmp, label %loop, label %bail_out
loop:
%0 = load i32, ptr %ptr , align 4
%1 = getelementptr inbounds i32, ptr %ptr, i64 1
%2 = load i32, ptr %1 , align 4
%3 = getelementptr inbounds i32, ptr %ptr, i64 2
%4 = load i32, ptr %3 , align 4
%5 = getelementptr inbounds i32, ptr %ptr, i64 3
%6 = load i32, ptr %5 , align 4
store i32 %0, ptr %s, align 4
%7 = getelementptr inbounds i32, ptr %s, i64 1
store i32 %2, ptr %7, align 4
%8 = getelementptr inbounds i32, ptr %s, i64 2
store i32 %4, ptr %8, align 4
%9 = getelementptr inbounds i32, ptr %s, i64 3
store i32 %6, ptr %9, align 4
br label %loop1
loop1:
store i32 %0, ptr %s, align 4
br i1 true, label %loop1, label %cont
cont:
br i1 true, label %loop, label %bail_out
bail_out:
%dummy_phi = phi i32 [ 1, %entry ], [ %0, %cont ]
store i32 %dummy_phi, ptr %s, align 4
ret void
}
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