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Imported Upstream version 5.18.0.167

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Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions
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39
external/llvm/test/Analysis/ScalarEvolution/pr34538.ll vendored
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@ -1,39 +0,0 @@
; RUN: opt -scalar-evolution -loop-deletion -simplifycfg -analyze < %s | FileCheck %s --check-prefix=CHECK-ANALYSIS-1
; RUN: opt -analyze -scalar-evolution < %s | FileCheck %s --check-prefix=CHECK-ANALYSIS-2
define i32 @pr34538() local_unnamed_addr #0 {
; CHECK-ANALYSIS-1: Loop %do.body: backedge-taken count is 10000
; CHECK-ANALYSIS-1: Loop %do.body: max backedge-taken count is 10000
; CHECK-ANALYSIS-1: Loop %do.body: Predicated backedge-taken count is 10000
entry:
br label %do.body
do.body: ; preds = %do.body, %entry
%start.0 = phi i32 [ 0, %entry ], [ %inc.start.0, %do.body ]
%cmp = icmp slt i32 %start.0, 10000
%inc = zext i1 %cmp to i32
%inc.start.0 = add nsw i32 %start.0, %inc
br i1 %cmp, label %do.body, label %do.end
do.end: ; preds = %do.body
ret i32 0
}
define i32 @foo() {
entry:
br label %do.body
do.body: ; preds = %do.body, %entry
%start.0 = phi i32 [ 0, %entry ], [ %inc.start.0, %do.body ]
%cmp = icmp slt i32 %start.0, 10000
%select_ext = select i1 %cmp, i32 2 , i32 1
%inc.start.0 = add nsw i32 %start.0, %select_ext
br i1 %cmp, label %do.body, label %do.end
do.end: ; preds = %do.body
ret i32 0
; CHECK-ANALYSIS-2: Loop %do.body: backedge-taken count is 5000
; CHECK-ANALYSIS-2: Loop %do.body: max backedge-taken count is 5000
; CHECK-ANALYSIS-2: Loop %do.body: Predicated backedge-taken count is 5000
}