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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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44
external/llvm/test/CodeGen/AArch64/or-combine.ll vendored
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@ -1,44 +0,0 @@
; RUN: llc -mtriple=aarch64-linux-gnu -o - %s | FileCheck %s
define i32 @test_consts(i32 %in) {
; CHECK-LABEL: test_consts:
; CHECK-NOT: bfxil
; CHECK-NOT: and
; CHECK-NOT: orr
; CHECK: ret
%lo = and i32 %in, 65535
%hi = and i32 %in, -65536
%res = or i32 %lo, %hi
ret i32 %res
}
define i32 @test_generic(i32 %in, i32 %mask1, i32 %mask2) {
; CHECK-LABEL: test_generic:
; CHECK: orr [[FULL_MASK:w[0-9]+]], w1, w2
; CHECK: and w0, w0, [[FULL_MASK]]
%lo = and i32 %in, %mask1
%hi = and i32 %in, %mask2
%res = or i32 %lo, %hi
ret i32 %res
}
; In this case the transformation isn't profitable, since %lo and %hi
; are used more than once.
define [3 x i32] @test_reuse(i32 %in, i32 %mask1, i32 %mask2) {
; CHECK-LABEL: test_reuse:
; CHECK-DAG: and w1, w0, w1
; CHECK-DAG: and w2, w0, w2
; CHECK-DAG: orr w0, w1, w2
%lo = and i32 %in, %mask1
%hi = and i32 %in, %mask2
%recombine = or i32 %lo, %hi
%res.tmp0 = insertvalue [3 x i32] undef, i32 %recombine, 0
%res.tmp1 = insertvalue [3 x i32] %res.tmp0, i32 %lo, 1
%res = insertvalue [3 x i32] %res.tmp1, i32 %hi, 2
ret [3 x i32] %res
}