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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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69
external/llvm/test/Transforms/GVNHoist/hoist-mssa.ll vendored
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@ -1,69 +0,0 @@
; RUN: opt -S -gvn-hoist -newgvn < %s | FileCheck %s
; Check that store hoisting works: there should be only one store left.
; CHECK-LABEL: @getopt
; CHECK: store i32
; CHECK-NOT: store i32
@optind = external global i32, align 4
define void @getopt() {
bb:
br label %bb1
bb1: ; preds = %bb
br i1 undef, label %bb2, label %bb3
bb2: ; preds = %bb1
br label %bb13
bb3: ; preds = %bb1
br i1 undef, label %bb4, label %bb9
bb4: ; preds = %bb3
%tmp = load i32, i32* @optind, align 4
br i1 undef, label %bb5, label %bb7
bb5: ; preds = %bb4
%tmp6 = add nsw i32 %tmp, 1
store i32 %tmp6, i32* @optind, align 4
br label %bb12
bb7: ; preds = %bb4
%tmp8 = add nsw i32 %tmp, 1
store i32 %tmp8, i32* @optind, align 4
br label %bb13
bb9: ; preds = %bb3
%tmp10 = load i32, i32* @optind, align 4
%tmp11 = add nsw i32 %tmp10, 1
store i32 %tmp11, i32* @optind, align 4
br label %bb12
bb12: ; preds = %bb9, %bb5
br label %bb13
bb13: ; preds = %bb12, %bb7, %bb2
ret void
}
@GlobalVar = internal global float 1.000000e+00
; Check that we hoist stores and remove the MSSA phi node.
; CHECK-LABEL: @hoistStoresUpdateMSSA
; CHECK: store float
; CHECK-NOT: store float
define float @hoistStoresUpdateMSSA(float %d) {
entry:
store float 0.000000e+00, float* @GlobalVar
%cmp = fcmp oge float %d, 0.000000e+00
br i1 %cmp, label %if.then, label %if.end
if.then:
store float 0.000000e+00, float* @GlobalVar
br label %if.end
if.end:
%tmp = load float, float* @GlobalVar, align 4
ret float %tmp
}