forked from OSchip/llvm-project
51 lines
1.9 KiB
LLVM
51 lines
1.9 KiB
LLVM
; RUN: opt %loadPolly -polly-codegen -S < %s | FileCheck %s
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;
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; This caused the code generation to generate invalid code as the same operand
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; of the PHI node in the non-affine region was synthesized at the wrong place.
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; Check we do not generate wrong code.
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;
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; CHECK: polly.start
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;
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; ModuleID = 'bugpoint-reduced-simplified.bc'
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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@connected_passed = external global [256 x i8], align 16
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; Function Attrs: norecurse nounwind uwtable
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define void @InitializeZeroMasks() {
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entry:
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br label %for.end20
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for.end20: ; preds = %entry
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br label %for.body24
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for.body24: ; preds = %for.body61.preheader, %for.end20
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%indvars.iv = phi i64 [ 0, %for.end20 ], [ %indvars.iv.next, %for.body61.preheader ]
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%arrayidx26 = getelementptr inbounds [256 x i8], [256 x i8]* @connected_passed, i64 0, i64 %indvars.iv
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store i8 0, i8* %arrayidx26, align 1
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%0 = trunc i64 %indvars.iv to i32
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br i1 false, label %for.inc56.4, label %if.then51
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if.then51: ; preds = %for.inc56.5, %for.body24
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%j.342.lcssa = phi i8 [ 7, %for.body24 ], [ %.mux, %for.inc56.5 ]
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br label %for.body61.preheader
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for.body61.preheader: ; preds = %for.inc56.5, %if.then51
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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%exitcond = icmp eq i64 %indvars.iv.next, 256
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br i1 %exitcond, label %for.end79, label %for.body24
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for.end79: ; preds = %for.body61.preheader
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ret void
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for.inc56.4: ; preds = %for.body24
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br label %for.inc56.5
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for.inc56.5: ; preds = %for.inc56.4
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%and49.6 = and i32 %0, 64
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%brmerge = or i1 undef, undef
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%and49.6.lobit = lshr exact i32 %and49.6, 6
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%.mux = trunc i32 %and49.6.lobit to i8
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br i1 %brmerge, label %if.then51, label %for.body61.preheader
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}
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