xref: /aosp_15_r20/external/llvm/test/CodeGen/SystemZ/fp-sqrt-03.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; Test 128-bit square root.
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 fp128 @llvm.sqrt.f128(fp128 %f)
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker; There's no memory form of SQXBR.
8*9880d681SAndroid Build Coastguard Workerdefine void @f1(fp128 *%ptr) {
9*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1:
10*9880d681SAndroid Build Coastguard Worker; CHECK: ld %f0, 0(%r2)
11*9880d681SAndroid Build Coastguard Worker; CHECK: ld %f2, 8(%r2)
12*9880d681SAndroid Build Coastguard Worker; CHECK: sqxbr %f0, %f0
13*9880d681SAndroid Build Coastguard Worker; CHECK: std %f0, 0(%r2)
14*9880d681SAndroid Build Coastguard Worker; CHECK: std %f2, 8(%r2)
15*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
16*9880d681SAndroid Build Coastguard Worker  %orig = load fp128 , fp128 *%ptr
17*9880d681SAndroid Build Coastguard Worker  %sqrt = call fp128 @llvm.sqrt.f128(fp128 %orig)
18*9880d681SAndroid Build Coastguard Worker  store fp128 %sqrt, fp128 *%ptr
19*9880d681SAndroid Build Coastguard Worker  ret void
20*9880d681SAndroid Build Coastguard Worker}
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