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Imported Upstream version 5.18.0.207

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Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449
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Xamarin Public Jenkins (auto-signing)
2018-11-17 08:23:10 +00:00
parent 8e12397d70
commit eb85e2fc17
28480 changed files with 72 additions and 3866936 deletions
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42
external/llvm/test/Transforms/NewGVN/pr32952.ll vendored
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@ -1,42 +0,0 @@
; PR32952: Don't erroneously consider congruent two phi nodes which
; have the same arguments but different incoming edges.
; RUN: opt -newgvn -S %s | FileCheck %s
@a = common global i16 0, align 2
@.str = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 1
define i32 @tinkywinky() {
entry:
%0 = load i16, i16* @a, align 2
%conv = sext i16 %0 to i32
%neg = xor i32 %conv, -1
%conv1 = trunc i32 %neg to i16
%conv3 = zext i16 %conv1 to i32
%cmp = icmp slt i32 %conv, %conv3
br i1 %cmp, label %tinky, label %winky
tinky:
store i16 2, i16* @a, align 2
br label %patatino
winky:
br label %patatino
patatino:
; CHECK: %meh = phi i16 [ %0, %winky ], [ %conv1, %tinky ]
; CHECK: %banana = phi i16 [ %0, %tinky ], [ %conv1, %winky ]
%meh = phi i16 [ %0, %winky ], [ %conv1, %tinky ]
%banana = phi i16 [ %0, %tinky ], [ %conv1, %winky ]
br label %end
end:
; CHECK: %promoted = zext i16 %banana to i32
; CHECK: %other = zext i16 %meh to i32
%promoted = zext i16 %banana to i32
%other = zext i16 %meh to i32
%first = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %promoted)
%second = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %other)
ret i32 0
}
declare i32 @printf(i8*, ...)