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Imported Upstream version 5.18.0.247

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Former-commit-id: 2d6af2e4ed0eda5cbdc2946446ef7718456ad190
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Xamarin Public Jenkins (auto-signing)
2019-01-25 08:19:26 +00:00
parent 279aa8f685
commit ce8e504569
28478 changed files with 39 additions and 3866962 deletions
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39
external/llvm/test/Transforms/InstCombine/select-cmpxchg.ll vendored
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@@ -1,39 +0,0 @@
; RUN: opt < %s -instcombine -S | FileCheck %s
define i64 @cmpxchg_0(i64* %ptr, i64 %compare, i64 %new_value) {
; CHECK-LABEL: @cmpxchg_0(
; CHECK-NEXT: %tmp0 = cmpxchg i64* %ptr, i64 %compare, i64 %new_value seq_cst seq_cst
; CHECK-NEXT: %tmp2 = extractvalue { i64, i1 } %tmp0, 0
; CHECK-NEXT: ret i64 %tmp2
;
%tmp0 = cmpxchg i64* %ptr, i64 %compare, i64 %new_value seq_cst seq_cst
%tmp1 = extractvalue { i64, i1 } %tmp0, 1
%tmp2 = extractvalue { i64, i1 } %tmp0, 0
%tmp3 = select i1 %tmp1, i64 %compare, i64 %tmp2
ret i64 %tmp3
}
define i64 @cmpxchg_1(i64* %ptr, i64 %compare, i64 %new_value) {
; CHECK-LABEL: @cmpxchg_1(
; CHECK-NEXT: %tmp0 = cmpxchg i64* %ptr, i64 %compare, i64 %new_value seq_cst seq_cst
; CHECK-NEXT: ret i64 %compare
;
%tmp0 = cmpxchg i64* %ptr, i64 %compare, i64 %new_value seq_cst seq_cst
%tmp1 = extractvalue { i64, i1 } %tmp0, 1
%tmp2 = extractvalue { i64, i1 } %tmp0, 0
%tmp3 = select i1 %tmp1, i64 %tmp2, i64 %compare
ret i64 %tmp3
}
define i64 @cmpxchg_2(i64* %ptr, i64 %compare, i64 %new_value) {
; CHECK-LABEL: @cmpxchg_2(
; CHECK-NEXT: %tmp0 = cmpxchg i64* %ptr, i64 %compare, i64 %new_value acq_rel monotonic
; CHECK-NEXT: ret i64 %compare
;
%tmp0 = cmpxchg i64* %ptr, i64 %compare, i64 %new_value acq_rel monotonic
%tmp1 = extractvalue { i64, i1 } %tmp0, 1
%tmp2 = extractvalue { i64, i1 } %tmp0, 0
%tmp3 = select i1 %tmp1, i64 %compare, i64 %tmp2
%tmp4 = select i1 %tmp1, i64 %tmp3, i64 %compare
ret i64 %tmp4
}