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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
108 lines
3.9 KiB
LLVM
108 lines
3.9 KiB
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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define void @f(i64 %val, i32 %limit, i32 *%ptr) {
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; CHECK-LABEL: @f
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; CHECK: %0 = trunc i64 %val to i32
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; CHECK: %1 = phi i32 [ %0, %entry ], [ {{.*}}, %loop ]
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entry:
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%tempvector = insertelement <16 x i64> undef, i64 %val, i32 0
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%vector = shufflevector <16 x i64> %tempvector, <16 x i64> undef, <16 x i32> zeroinitializer
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%0 = add <16 x i64> %vector, <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7, i64 8, i64 9, i64 10, i64 11, i64 12, i64 13, i64 14, i64 15>
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%1 = trunc <16 x i64> %0 to <16 x i32>
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br label %loop
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loop:
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%2 = phi <16 x i32> [ %1, %entry ], [ %inc, %loop ]
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%elt = extractelement <16 x i32> %2, i32 0
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%end = icmp ult i32 %elt, %limit
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%3 = add i32 10, %elt
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%4 = sext i32 %elt to i64
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%5 = getelementptr i32, i32* %ptr, i64 %4
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store i32 %3, i32* %5
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%inc = add <16 x i32> %2, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
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br i1 %end, label %loop, label %ret
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ret:
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ret void
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}
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define void @copy(i64 %val, i32 %limit, i32 *%ptr) {
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; CHECK-LABEL: @copy
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; CHECK: %0 = trunc i64 %val to i32
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; CHECK: %1 = phi i32 [ %0, %entry ], [ {{.*}}, %loop ]
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entry:
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%tempvector = insertelement <16 x i64> undef, i64 %val, i32 0
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%vector = shufflevector <16 x i64> %tempvector, <16 x i64> undef, <16 x i32> zeroinitializer
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%0 = add <16 x i64> %vector, <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7, i64 8, i64 9, i64 10, i64 11, i64 12, i64 13, i64 14, i64 15>
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%1 = trunc <16 x i64> %0 to <16 x i32>
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br label %loop
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loop:
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%2 = phi <16 x i32> [ %1, %entry ], [ %inc, %loop ]
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%elt = extractelement <16 x i32> %2, i32 0
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%eltcopy = extractelement <16 x i32> %2, i32 0
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%end = icmp ult i32 %elt, %limit
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%3 = add i32 10, %eltcopy
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%4 = sext i32 %elt to i64
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%5 = getelementptr i32, i32* %ptr, i64 %4
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store i32 %3, i32* %5
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%inc = add <16 x i32> %2, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
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br i1 %end, label %loop, label %ret
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ret:
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ret void
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}
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define void @nocopy(i64 %val, i32 %limit, i32 *%ptr) {
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; CHECK-LABEL: @nocopy
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; CHECK-NOT: phi i32
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; CHECK: phi <16 x i32> [ %3, %entry ], [ %inc, %loop ]
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entry:
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%tempvector = insertelement <16 x i64> undef, i64 %val, i32 0
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%vector = shufflevector <16 x i64> %tempvector, <16 x i64> undef, <16 x i32> zeroinitializer
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%0 = add <16 x i64> %vector, <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7, i64 8, i64 9, i64 10, i64 11, i64 12, i64 13, i64 14, i64 15>
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%1 = trunc <16 x i64> %0 to <16 x i32>
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br label %loop
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loop:
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%2 = phi <16 x i32> [ %1, %entry ], [ %inc, %loop ]
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%elt = extractelement <16 x i32> %2, i32 0
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%eltcopy = extractelement <16 x i32> %2, i32 1
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%end = icmp ult i32 %elt, %limit
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%3 = add i32 10, %eltcopy
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%4 = sext i32 %elt to i64
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%5 = getelementptr i32, i32* %ptr, i64 %4
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store i32 %3, i32* %5
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%inc = add <16 x i32> %2, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
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br i1 %end, label %loop, label %ret
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ret:
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ret void
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}
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define i1 @g(<3 x i32> %input_2) {
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; CHECK-LABEL: @g
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; CHECK: extractelement <3 x i32> %input_2, i32 0
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entry:
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br label %for.cond
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for.cond:
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%input_2.addr.0 = phi <3 x i32> [ %input_2, %entry ], [ %div45, %for.body ]
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%input_1.addr.1 = phi <3 x i32> [ undef, %entry ], [ %dec43, %for.body ]
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br i1 undef, label %for.end, label %for.body
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; CHECK-NOT: extractelement <3 x i32> %{{.*}}, i32 0
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for.body:
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%dec43 = add <3 x i32> %input_1.addr.1, <i32 -1, i32 -1, i32 -1>
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%sub44 = sub <3 x i32> <i32 -1, i32 -1, i32 -1>, %dec43
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%div45 = sdiv <3 x i32> %input_2.addr.0, %sub44
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br label %for.cond
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for.end:
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%0 = extractelement <3 x i32> %input_2.addr.0, i32 0
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%.89 = select i1 false, i32 0, i32 %0
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%tobool313 = icmp eq i32 %.89, 0
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ret i1 %tobool313
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}
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