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0a920e3b98
Also add baseline tests to show effect of later patches. There were a couple of regressions here that were never caught, but my patch set that this is a preparation to will fix them. This is the third attempt to land this patch. Differential Revision: https://reviews.llvm.org/D61150 llvm-svn: 363319
32 lines
1.1 KiB
LLVM
32 lines
1.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt %s -keep-loops=false -switch-to-lookup=true -simplifycfg -S | FileCheck %s
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; RUN: opt %s -passes='simplify-cfg<no-keep-loops;switch-to-lookup>' -S | FileCheck %s
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define void @f6() #0 {
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; CHECK-LABEL: @f6(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[FOR_COND_I:%.*]]
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; CHECK: for.cond.i:
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; CHECK-NEXT: [[TOBOOL7_I:%.*]] = icmp ne i16 1, 0
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; CHECK-NEXT: br label [[FOR_COND_I]]
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;
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entry:
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br label %for.cond.i
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for.cond.i: ; preds = %f1.exit.i, %entry
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switch i16 undef, label %f1.exit.i [
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i16 -1, label %cond.false.i3.i
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i16 1, label %cond.false.i3.i
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i16 0, label %cond.false.i3.i
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]
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cond.false.i3.i: ; preds = %for.cond.i, %for.cond.i, %for.cond.i
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br label %f1.exit.i
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f1.exit.i: ; preds = %cond.false.i3.i, %for.cond.i
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%cond.i4.i = phi i16 [ undef, %cond.false.i3.i ], [ 1, %for.cond.i ]
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%tobool7.i = icmp ne i16 %cond.i4.i, 0
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br label %for.cond.i
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}
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