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.
77 lines
2.8 KiB
77 lines
2.8 KiB
4 months ago
|
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
|
||
|
|
# RUN: llc %s -o - -run-pass=if-converter -verify-machineinstrs | FileCheck %s
|
||
|
|
# Make sure we correctly if-convert blocks containing an unanalyzable branch sequence.
|
||
|
|
# (In this case, multiple conditional branches)
|
||
|
|
|
||
|
|
--- |
|
||
|
|
target triple = "thumbv7-unknown-linux-gnueabi"
|
||
|
|
|
||
|
|
define dso_local void @fn1() {
|
||
|
|
l_yes:
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
declare dso_local i32 @fn2(...)
|
||
|
|
...
|
||
|
|
---
|
||
|
|
name: fn1
|
||
|
|
alignment: 2
|
||
|
|
tracksRegLiveness: true
|
||
|
|
body: |
|
||
|
|
; CHECK-LABEL: name: fn1
|
||
|
|
; CHECK: bb.0:
|
||
|
|
; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
||
|
|
; CHECK: liveins: $r0, $r1, $r2, $r4, $lr
|
||
|
|
; CHECK: $sp = frame-setup t2STMDB_UPD $sp, 14 /* CC::al */, $noreg, killed $r4, killed $lr
|
||
|
|
; CHECK: t2CMPri killed renamable $r2, 34, 14 /* CC::al */, $noreg, implicit-def $cpsr
|
||
|
|
; CHECK: $r0 = t2MOVi 2, 1 /* CC::ne */, $cpsr, $noreg
|
||
|
|
; CHECK: $r0 = t2MOVi 3, 0 /* CC::eq */, killed $cpsr, $noreg, implicit killed $r0
|
||
|
|
; CHECK: tBL 14 /* CC::al */, $noreg, @fn2, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $r0, implicit killed $r1, implicit-def $sp, implicit-def dead $r0
|
||
|
|
; CHECK: t2CMPri $sp, 34, 14 /* CC::al */, $noreg, implicit-def $cpsr
|
||
|
|
; CHECK: t2Bcc %bb.2, 1 /* CC::ne */, $cpsr
|
||
|
|
; CHECK: t2Bcc %bb.2, 2 /* CC::hs */, killed $cpsr
|
||
|
|
; CHECK: t2B %bb.1, 14 /* CC::al */, $noreg
|
||
|
|
; CHECK: bb.1:
|
||
|
|
; CHECK: INLINEASM &"", 1
|
||
|
|
; CHECK: $sp = t2LDMIA_RET $sp, 14 /* CC::al */, $noreg, def $r4, def $pc
|
||
|
|
; CHECK: bb.2.l_yes (address-taken):
|
||
|
|
; CHECK: $sp = t2LDMIA_RET $sp, 14 /* CC::al */, $noreg, def $r4, def $pc
|
||
|
|
bb.0:
|
||
|
|
successors: %bb.1(0x40000000), %bb.2(0x40000000)
|
||
|
|
liveins: $r0, $r1, $r2, $r4, $lr
|
||
|
|
|
||
|
|
$sp = frame-setup t2STMDB_UPD $sp, 14, $noreg, killed $r4, killed $lr
|
||
|
|
t2CMPri killed renamable $r2, 34, 14, $noreg, implicit-def $cpsr
|
||
|
|
t2Bcc %bb.2, 1, killed $cpsr
|
||
|
|
|
||
|
|
bb.1:
|
||
|
|
successors: %bb.3(0x40000000), %bb.4(0x40000000)
|
||
|
|
liveins: $r1
|
||
|
|
|
||
|
|
$r0 = t2MOVi 3, 14, $noreg, $noreg
|
||
|
|
tBL 14, $noreg, @fn2, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit $r0, implicit $r1, implicit-def $sp, implicit-def dead $r0
|
||
|
|
t2CMPri $sp, 34, 14, $noreg, implicit-def $cpsr
|
||
|
|
t2Bcc %bb.4, 1, $cpsr
|
||
|
|
t2Bcc %bb.4, 2, killed $cpsr
|
||
|
|
t2B %bb.3, 14, $noreg
|
||
|
|
|
||
|
|
bb.2:
|
||
|
|
successors: %bb.3(0x40000000), %bb.4(0x40000000)
|
||
|
|
liveins: $r1
|
||
|
|
|
||
|
|
$r0 = t2MOVi 2, 14, $noreg, $noreg
|
||
|
|
tBL 14, $noreg, @fn2, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit $r0, implicit $r1, implicit-def $sp, implicit-def dead $r0
|
||
|
|
t2CMPri $sp, 34, 14, $noreg, implicit-def $cpsr
|
||
|
|
t2Bcc %bb.4, 1, $cpsr
|
||
|
|
t2Bcc %bb.4, 2, killed $cpsr
|
||
|
|
t2B %bb.3, 14, $noreg
|
||
|
|
|
||
|
|
bb.3:
|
||
|
|
INLINEASM &"", 1
|
||
|
|
$sp = t2LDMIA_RET $sp, 14, $noreg, def $r4, def $pc
|
||
|
|
|
||
|
|
bb.4.l_yes (address-taken):
|
||
|
|
$sp = t2LDMIA_RET $sp, 14, $noreg, def $r4, def $pc
|
||
|
|
|
||
|
|
...
|