1 # RUN: llc -verify-machineinstrs -O1 -mtriple=s390x-ibm-linux -o - %s -run-pass=branch-folder | FileCheck %s
3 target datalayout = "E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-a:8:16-n32:64"
4 target triple = "s390x-ibm-linux"
6 @b = external global i16, align 1
7 @d = external global i16, align 1
16 tracksRegLiveness: true
19 successors: %bb.2(0x7fffffff), %bb.1(0x00000001)
22 renamable $r1d = LGRL @b :: (load (s32) from got, align 8)
23 renamable $r1l = LH killed renamable $r1d, 0, $noreg, implicit-def $r1d :: (dereferenceable load (s8) from @b)
24 renamable $r2l = LHI 0
25 renamable $r3d = LGRL @d :: (load (s32) from got, align 8)
26 renamable $r4d = LLILL 0, implicit-def $r4q
28 CHI killed renamable $r2l, 0, implicit-def $cc
29 BRC 14, 6, %bb.2, implicit killed $cc
34 liveins: $r1l, $r3d, $r4q
36 renamable $r4d = COPY killed renamable $r4d, implicit killed $r4q
37 STH renamable $r1l, killed renamable $r3d, 0, $noreg, implicit killed $r4d :: (store (s8) into @d)
40 liveins: $r1l, $r3d, $r4q
42 renamable $r4d = COPY killed renamable $r4d, implicit killed $r4q
43 STH renamable $r1l, killed renamable $r3d, 0, $noreg, implicit killed $r4d :: (store (s8) into @d)
48 # CHECK: renamable $r4d = COPY killed renamable $r4d, implicit killed $r4q
49 # CHECK-NEXT: CHI killed renamable $r2l, 0, implicit-def $cc
50 # CHECK-NEXT: BRC 14, 6, %bb.2, implicit killed $cc
53 # CHECK-NEXT: successors:
54 # CHECK-NEXT: liveins: $r1l, $r3d, $r4d
57 # CHECK-NEXT: liveins: $r1l, $r3d, $r4d