llvm-project/llvm/test/CodeGen/PowerPC/ifcvt-diamond-ret.mir

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# RUN: llc -mtriple=powerpc64le-unknown-linux-gnu -run-pass=if-converter %s -o - | FileCheck %s
---
name: foo
body: |
bb.0:
liveins: $x0, $x3
successors: %bb.1(0x40000000), %bb.2(0x40000000)
dead renamable $x3 = ANDI8_rec killed renamable $x3, 1, implicit-def dead $cr0, implicit-def $cr0gt
$cr2lt = CROR $cr0gt, $cr0gt
BCn killed renamable $cr2lt, %bb.2
B %bb.1
bb.1:
renamable $x3 = LIS8 4096
MTLR8 $x0, implicit-def $lr8
BLR8 implicit $lr8, implicit $rm, implicit $x3
bb.2:
renamable $x3 = LIS8 4096
MTLR8 $x0, implicit-def $lr8
BLR8 implicit $lr8, implicit $rm, implicit $x3
...
# Diamond testcase with equivalent branches terminating in returns.
# CHECK: body: |
# CHECK: bb.0:
# CHECK: dead renamable $x3 = ANDI8_rec killed renamable $x3, 1, implicit-def dead $cr0, implicit-def $cr0gt
# CHECK: $cr2lt = CROR $cr0gt, $cr0gt
# CHECK: renamable $x3 = LIS8 4096
# CHECK: MTLR8 $x0, implicit-def $lr8
# CHECK: BLR8 implicit $lr8, implicit $rm, implicit $x3