You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
43 lines
1.0 KiB
43 lines
1.0 KiB
# RUN: llc -march=hexagon -run-pass if-converter %s -o - | FileCheck %s
|
|
|
|
# Make sure that the necessary implicit uses are added to predicated
|
|
# instructions.
|
|
|
|
# CHECK-LABEL: name: foo
|
|
|
|
--- |
|
|
define void @foo() {
|
|
ret void
|
|
}
|
|
...
|
|
|
|
---
|
|
name: foo
|
|
tracksRegLiveness: true
|
|
body: |
|
|
bb.0:
|
|
successors: %bb.1, %bb.2
|
|
liveins: $r0, $r2, $p1
|
|
J2_jumpf $p1, %bb.1, implicit-def $pc
|
|
J2_jump %bb.2, implicit-def $pc
|
|
bb.1:
|
|
successors: %bb.3
|
|
liveins: $r2
|
|
$r0 = A2_tfrsi 2
|
|
J2_jump %bb.3, implicit-def $pc
|
|
bb.2:
|
|
successors: %bb.3
|
|
liveins: $r0
|
|
; Even though r2 was not live on entry to this block, it was live across
|
|
; block bb.1 in the original diamond. After if-conversion, the diamond
|
|
; became a single block, and so r2 is now live on entry to the instructions
|
|
; originating from bb.2.
|
|
; CHECK: $r2 = C2_cmoveit $p1, 1, implicit killed $r2
|
|
$r2 = A2_tfrsi 1
|
|
bb.3:
|
|
liveins: $r0, $r2
|
|
$r0 = A2_add $r0, $r2
|
|
J2_jumpr $r31, implicit-def $pc
|
|
...
|
|
|