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Imported Upstream version 5.18.0.161

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Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98
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Xamarin Public Jenkins (auto-signing)
2018-10-19 08:34:24 +00:00
parent 37fbf886a3
commit e19d552987
28702 changed files with 3868076 additions and 803 deletions
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24
external/llvm/test/Transforms/LoopStrengthReduce/remove_indvar.ll vendored Normal file
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; Check that this test makes INDVAR and related stuff dead.
; RUN: opt < %s -loop-reduce -S | not grep INDVAR
; Provide legal integer types.
target datalayout = "n8:16:32:64"
declare i1 @pred()
define void @test(i32* %P) {
; <label>:0
br label %Loop
Loop: ; preds = %Loop, %0
%i = phi i32 [ 0, %0 ], [ %i.next, %Loop ]
%INDVAR = phi i32 [ 0, %0 ], [ %INDVAR2, %Loop ] ; <i32> [#uses=2]
%STRRED = getelementptr i32, i32* %P, i32 %INDVAR ; <i32*> [#uses=1]
store i32 0, i32* %STRRED
%INDVAR2 = add i32 %INDVAR, 1 ; <i32> [#uses=1]
%i.next = add i32 %i, 1
%cond = call i1 @pred( ) ; <i1> [#uses=1]
br i1 %cond, label %Loop, label %Out
Out: ; preds = %Loop
ret void
}