Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-01-08 08:22:36 +00:00
parent f32dbaf0b2
commit 212f6bafcb
28494 changed files with 359 additions and 3867025 deletions

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@@ -1,43 +0,0 @@
# RUN: llc -mtriple=aarch64-none-linux-gnu -run-pass machine-sink -o - %s | FileCheck %s
--- |
define void @sinkwzr() { ret void }
...
---
name: sinkwzr
tracksRegLiveness: true
registers:
- { id: 0, class: gpr32 }
- { id: 1, class: gpr32 }
- { id: 2, class: gpr32sp }
- { id: 3, class: gpr32 }
- { id: 4, class: gpr32 }
body: |
; Check that WZR copy is sunk into the loop preheader.
; CHECK-LABEL: name: sinkwzr
; CHECK-LABEL: bb.0:
; CHECK-NOT: COPY %wzr
bb.0:
liveins: %w0
%0 = COPY %w0
%1 = COPY %wzr
CBZW %0, %bb.3
; CHECK-LABEL: bb.1:
; CHECK: COPY %wzr
bb.1:
B %bb.2
bb.2:
%2 = PHI %0, %bb.1, %4, %bb.2
%w0 = COPY %1
%3 = SUBSWri %2, 1, 0, implicit-def dead %nzcv
%4 = COPY %3
CBZW %3, %bb.3
B %bb.2
bb.3:
RET_ReallyLR
...