Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
This commit is contained in:
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

View File

@@ -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
}