llvm-for-llvmta/test/Transforms/LoopVectorize/SystemZ/zero_unroll.ll

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2022-04-25 10:02:23 +02:00
; RUN: opt -S -loop-vectorize -mtriple=s390x-linux-gnu -tiny-trip-count-interleave-threshold=4 -vectorizer-min-trip-count=8 < %s | FileCheck %s
; RUN: opt -S -passes=loop-vectorize -mtriple=s390x-linux-gnu -tiny-trip-count-interleave-threshold=4 -vectorizer-min-trip-count=8 < %s | FileCheck %s
define i32 @main(i32 %arg, i8** nocapture readnone %arg1) #0 {
;CHECK: vector.body:
entry:
%0 = alloca i8, align 1
br label %loop
loop:
%storemerge.i.i = phi i8 [ 0, %entry ], [ %tmp12.i.i, %loop ]
store i8 %storemerge.i.i, i8* %0, align 2
%tmp8.i.i = icmp ult i8 %storemerge.i.i, 8
%tmp12.i.i = add nuw nsw i8 %storemerge.i.i, 1
br i1 %tmp8.i.i, label %loop, label %ret
ret:
ret i32 0
}
attributes #0 = { "target-cpu"="z13" }