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Imported Upstream version 5.18.0.225

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Former-commit-id: 10196d987d5fc5564b9d3b33b1fdf13190f4d0b5
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Xamarin Public Jenkins (auto-signing)
2018-12-21 19:01:49 +00:00
parent 32d52ae4ca
commit f32dbaf0b2
28477 changed files with 3866961 additions and 38 deletions
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58
external/llvm/test/Transforms/InstCombine/intptr7.ll vendored Normal file
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; RUN: opt < %s -instcombine -S | FileCheck %s
define void @matching_phi(i64 %a, float* %b, i1 %cond) {
; CHECK-LABEL: @matching_phi
entry:
%cmp1 = icmp eq i1 %cond, 0
%add.int = add i64 %a, 1
%add = inttoptr i64 %add.int to float *
%addb = getelementptr inbounds float, float* %b, i64 2
%addb.int = ptrtoint float* %addb to i64
br i1 %cmp1, label %A, label %B
A:
br label %C
B:
store float 1.0e+01, float* %add, align 4
br label %C
C:
%a.addr.03 = phi float* [ %addb, %A ], [ %add, %B ]
%b.addr.02 = phi i64 [ %addb.int, %A ], [ %add.int, %B ]
%tmp = inttoptr i64 %b.addr.02 to float*
; CHECK: %a.addr.03 = phi
; CHECK-NEXT: = load
%tmp1 = load float, float* %tmp, align 4
%mul.i = fmul float %tmp1, 4.200000e+01
store float %mul.i, float* %a.addr.03, align 4
ret void
}
define void @no_matching_phi(i64 %a, float* %b, i1 %cond) {
; CHECK-LABEL: @no_matching_phi
entry:
%cmp1 = icmp eq i1 %cond, 0
%add.int = add i64 %a, 1
%add = inttoptr i64 %add.int to float *
%addb = getelementptr inbounds float, float* %b, i64 2
%addb.int = ptrtoint float* %addb to i64
br i1 %cmp1, label %A, label %B
A:
br label %C
B:
store float 1.0e+01, float* %add, align 4
br label %C
C:
%a.addr.03 = phi float* [ %addb, %A ], [ %add, %B ]
%b.addr.02 = phi i64 [ %addb.int, %B ], [ %add.int, %A ]
%tmp = inttoptr i64 %b.addr.02 to float*
%tmp1 = load float, float* %tmp, align 4
; CHECK: %a.addr.03 = phi
; CHECK-NEXT: %b.addr.02.ptr = phi
; CHECK-NEXT: = load
%mul.i = fmul float %tmp1, 4.200000e+01
store float %mul.i, float* %a.addr.03, align 4
ret void
}