mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-23 11:13:28 +01:00
d4c615be8c
Discussed here: http://lists.llvm.org/pipermail/llvm-dev/2018-January/120320.html In preparation for adding support for named vregs we are changing the sigil for physical registers in MIR to '$' from '%'. This will prevent name clashes of named physical register with named vregs. llvm-svn: 323922
35 lines
1.1 KiB
YAML
35 lines
1.1 KiB
YAML
# RUN: llc -march=hexagon -post-RA-scheduler -run-pass post-RA-sched %s -o - | FileCheck %s
|
|
|
|
--- |
|
|
declare void @check(i64, i32, i32, i64)
|
|
define void @foo() {
|
|
ret void
|
|
}
|
|
...
|
|
|
|
---
|
|
name: foo
|
|
tracksRegLiveness: true
|
|
body: |
|
|
bb.0:
|
|
successors:
|
|
liveins: $r0, $r1, $d1, $d2, $r16, $r17, $r19, $r22, $r23
|
|
$r2 = A2_add $r23, killed $r17
|
|
$r6 = M2_mpyi $r16, $r16
|
|
$r22 = M2_accii $r22, killed $r2, 2
|
|
$r7 = A2_tfrsi 12345678
|
|
$r3 = A2_tfr killed $r16
|
|
$d2 = A2_tfrp killed $d0
|
|
$r2 = L2_loadri_io $r29, 28
|
|
$r2 = M2_mpyi killed $r6, killed $r2
|
|
$r23 = S2_asr_i_r $r22, 31
|
|
S2_storeri_io killed $r29, 0, killed $r7
|
|
; The anti-dependency on r23 between the first A2_add and the
|
|
; S2_asr_i_r was causing d11 to be renamed, while r22 remained
|
|
; unchanged. Check that the renaming of d11 does not happen.
|
|
; CHECK: d11
|
|
$d0 = A2_tfrp killed $d11
|
|
J2_call @check, implicit-def $d0, implicit-def $d1, implicit-def $d2, implicit $d0, implicit $d1, implicit $d2
|
|
...
|
|
|