1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=s390x-ibm-linux | FileCheck %s 3 4; Verify that we correctly lower ISD::READCYCLECOUNTER. 5 6define i64 @test_builtin_readcyclecounter1() { 7; CHECK-LABEL: test_builtin_readcyclecounter1: 8; CHECK: # %bb.0: 9; CHECK-NEXT: aghi %r15, -168 10; CHECK-NEXT: .cfi_def_cfa_offset 328 11; CHECK-NEXT: stckf 160(%r15) 12; CHECK-NEXT: lg %r2, 160(%r15) 13; CHECK-NEXT: aghi %r15, 168 14; CHECK-NEXT: br %r14 15 %1 = tail call i64 @llvm.readcyclecounter() 16 ret i64 %1 17} 18 19define void @test_builtin_readcyclecounter2(ptr %ptr) { 20; CHECK-LABEL: test_builtin_readcyclecounter2: 21; CHECK: # %bb.0: 22; CHECK-NEXT: stckf 0(%r2) 23; CHECK-NEXT: br %r14 24 %1 = tail call i64 @llvm.readcyclecounter() 25 store i64 %1, ptr %ptr 26 ret void 27} 28