96a14f388b
As reported on https://reviews.llvm.org/D150375#4367861 and following, this change causes PDT invalidation issues. Revert it and dependent commits. This reverts commit0524534d52. This reverts commitced90d1ff6. This reverts commit9f992cc935. This reverts commit1b1232047e.
62 lines
1.4 KiB
LLVM
62 lines
1.4 KiB
LLVM
; RUN: opt -passes="ipsccp<func-spec>" -funcspec-avg-loop-iters=3 -funcspec-min-function-size=10 -S < %s | FileCheck %s
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; CHECK-NOT: foo.{{[0-9]+}}
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target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
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@A = external dso_local constant i32, align 4
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@B = external dso_local constant i32, align 4
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@C = external dso_local constant i32, align 4
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@D = external dso_local constant i32, align 4
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declare i1 @cond_begin()
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declare i1 @cond_end()
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declare i1 @getCond()
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define internal i32 @foo(i32 %x, ptr %b, ptr %c) alwaysinline {
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entry:
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br label %loop.entry
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loop.entry:
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br label %loop2.entry
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loop2.entry:
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br label %loop2.body
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loop2.body:
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%0 = load i32, ptr %b, align 4
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%1 = load i32, ptr %c, align 4
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%add.0 = add nsw i32 %0, %1
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%add = add nsw i32 %add.0, %x
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br label %loop2.end
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loop2.end:
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%cond.end = call i1 @cond_end()
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br i1 %cond.end, label %loop2.entry, label %loop.end
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loop.end:
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%cond2.end = call i1 @getCond()
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br i1 %cond2.end, label %loop.entry, label %return
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return:
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ret i32 %add
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}
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define dso_local i32 @bar(i32 %x, i32 %y) {
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entry:
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%tobool = icmp ne i32 %x, 0
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br i1 %tobool, label %if.then, label %if.else
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if.then:
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%call = call i32 @foo(i32 %x, ptr @A, ptr @C)
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br label %return
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if.else:
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%call1 = call i32 @foo(i32 %y, ptr @B, ptr @D)
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br label %return
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return:
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%retval.0 = phi i32 [ %call, %if.then ], [ %call1, %if.else ]
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ret i32 %retval.0
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}
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