1; RUN: llc -mtriple=arc < %s | FileCheck %s 2 3target triple = "arc" 4 5declare i32 @llvm.ctlz.i32(i32, i1) 6declare i32 @llvm.cttz.i32(i32, i1) 7declare i64 @llvm.readcyclecounter() 8 9; CHECK-LABEL: test_ctlz_i32: 10; CHECK: fls.f %r0, %r0 11; CHECK-NEXT: mov.eq %r0, 32 12; CHECK-NEXT: rsub.ne %r0, %r0, 31 13define i32 @test_ctlz_i32(i32 %x) { 14 %a = call i32 @llvm.ctlz.i32(i32 %x, i1 false) 15 ret i32 %a 16} 17 18; CHECK-LABEL: test_cttz_i32: 19; CHECK: ffs.f %r0, %r0 20; CHECK-NEXT: mov.eq %r0, 32 21define i32 @test_cttz_i32(i32 %x) { 22 %a = call i32 @llvm.cttz.i32(i32 %x, i1 false) 23 ret i32 %a 24} 25 26; CHECK-LABEL: test_readcyclecounter: 27; CHECK: lr %r0, [33] 28; CHECK-NEXT: mov %r1, 0 29define i64 @test_readcyclecounter() nounwind { 30 %a = call i64 @llvm.readcyclecounter() 31 ret i64 %a 32} 33