xref: /aosp_15_r20/external/llvm/test/CodeGen/SystemZ/call-01.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; Test direct calls.
2*9880d681SAndroid Build Coastguard Worker;
3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdeclare i64 @bar()
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker; We must allocate 160 bytes for the callee and save and restore %r14.
8*9880d681SAndroid Build Coastguard Workerdefine i64 @f1() {
9*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1:
10*9880d681SAndroid Build Coastguard Worker; CHECK: stmg %r14, %r15, 112(%r15)
11*9880d681SAndroid Build Coastguard Worker; CHECK: aghi %r15, -160
12*9880d681SAndroid Build Coastguard Worker; CHECK: brasl %r14, bar@PLT
13*9880d681SAndroid Build Coastguard Worker; CHECK: lmg %r14, %r15, 272(%r15)
14*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
15*9880d681SAndroid Build Coastguard Worker  %ret = call i64 @bar()
16*9880d681SAndroid Build Coastguard Worker  %inc = add i64 %ret, 1
17*9880d681SAndroid Build Coastguard Worker  ret i64 %inc
18*9880d681SAndroid Build Coastguard Worker}
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