Imported Upstream version 5.18.0.161

Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-10-19 08:34:24 +00:00
parent 37fbf886a3
commit e19d552987
28702 changed files with 3868076 additions and 803 deletions

View File

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; RUN: llc < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s
; and can be eliminated
; CHECK-LABEL: {{^}}test_call_known_max_range:
; CHECK: bl foo
; CHECK-NOT: and
; CHECK: ret
define i32 @test_call_known_max_range() #0 {
entry:
%id = tail call i32 @foo(), !range !0
%and = and i32 %id, 1023
ret i32 %and
}
; CHECK-LABEL: {{^}}test_call_known_trunc_1_bit_range:
; CHECK: bl foo
; CHECK: and w{{[0-9]+}}, w0, #0x1ff
; CHECK: ret
define i32 @test_call_known_trunc_1_bit_range() #0 {
entry:
%id = tail call i32 @foo(), !range !0
%and = and i32 %id, 511
ret i32 %and
}
; CHECK-LABEL: {{^}}test_call_known_max_range_m1:
; CHECK: bl foo
; CHECK: and w{{[0-9]+}}, w0, #0xff
; CHECK: ret
define i32 @test_call_known_max_range_m1() #0 {
entry:
%id = tail call i32 @foo(), !range !1
%and = and i32 %id, 255
ret i32 %and
}
declare i32 @foo()
attributes #0 = { norecurse nounwind }
attributes #1 = { nounwind readnone }
!0 = !{i32 0, i32 1024}
!1 = !{i32 0, i32 1023}