xref: /aosp_15_r20/external/llvm/test/CodeGen/SystemZ/int-cmp-49.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; That that we don't try to use z196 instructions on z10 for TMHH and TMHL.
2*9880d681SAndroid Build Coastguard Worker;
3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 -O0 | FileCheck %s
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker@g = global i32 0
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker; Check the lowest useful TMHL value.
8*9880d681SAndroid Build Coastguard Workerdefine void @f1(i64 %a) {
9*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1:
10*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: risblg
11*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: risbhg
12*9880d681SAndroid Build Coastguard Worker; CHECK: tmhl {{%r[0-5]}}, 1
13*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: risblg
14*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: risbhg
15*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
16*9880d681SAndroid Build Coastguard Workerentry:
17*9880d681SAndroid Build Coastguard Worker  %and = and i64 %a, 4294967296
18*9880d681SAndroid Build Coastguard Worker  %cmp = icmp eq i64 %and, 0
19*9880d681SAndroid Build Coastguard Worker  br i1 %cmp, label %exit, label %store
20*9880d681SAndroid Build Coastguard Worker
21*9880d681SAndroid Build Coastguard Workerstore:
22*9880d681SAndroid Build Coastguard Worker  store i32 1, i32 *@g
23*9880d681SAndroid Build Coastguard Worker  br label %exit
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard Workerexit:
26*9880d681SAndroid Build Coastguard Worker  ret void
27*9880d681SAndroid Build Coastguard Worker}
28*9880d681SAndroid Build Coastguard Worker
29*9880d681SAndroid Build Coastguard Worker; Check the lowest useful TMHH value.
30*9880d681SAndroid Build Coastguard Workerdefine void @f2(i64 %a) {
31*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f2:
32*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: risblg
33*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: risbhg
34*9880d681SAndroid Build Coastguard Worker; CHECK: tmhh {{%r[0-5]}}, 1
35*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: risblg
36*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: risbhg
37*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
38*9880d681SAndroid Build Coastguard Workerentry:
39*9880d681SAndroid Build Coastguard Worker  %and = and i64 %a, 281474976710656
40*9880d681SAndroid Build Coastguard Worker  %cmp = icmp ne i64 %and, 0
41*9880d681SAndroid Build Coastguard Worker  br i1 %cmp, label %exit, label %store
42*9880d681SAndroid Build Coastguard Worker
43*9880d681SAndroid Build Coastguard Workerstore:
44*9880d681SAndroid Build Coastguard Worker  store i32 1, i32 *@g
45*9880d681SAndroid Build Coastguard Worker  br label %exit
46*9880d681SAndroid Build Coastguard Worker
47*9880d681SAndroid Build Coastguard Workerexit:
48*9880d681SAndroid Build Coastguard Worker  ret void
49*9880d681SAndroid Build Coastguard Worker}
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