Imported Upstream version 6.0.0.172

Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-04-12 14:10:50 +00:00
parent 8016999e4d
commit 64ac736ec5
32155 changed files with 3981439 additions and 75368 deletions

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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}