35 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=aarch64 | FileCheck %s3; RUN: llc < %s -mtriple=aarch64 --global-isel | FileCheck %s --check-prefix=GISEL4 5define i35 @f(i35 %0) {6; CHECK-LABEL: f:7; CHECK: // %bb.0:8; CHECK-NEXT: sbfx x8, x0, #0, #359; CHECK-NEXT: mov w9, #1 // =0x110; CHECK-NEXT: sdiv x10, x9, x811; CHECK-NEXT: msub x8, x10, x8, x912; CHECK-NEXT: clz x8, x813; CHECK-NEXT: sub x8, x8, #2914; CHECK-NEXT: ubfx x0, x8, #5, #3015; CHECK-NEXT: ret16;17; GISEL-LABEL: f:18; GISEL: // %bb.0:19; GISEL-NEXT: sbfx x8, x0, #0, #3520; GISEL-NEXT: mov w9, #1 // =0x121; GISEL-NEXT: sdiv x10, x9, x822; GISEL-NEXT: msub x8, x10, x8, x923; GISEL-NEXT: and x8, x8, #0x7ffffffff24; GISEL-NEXT: clz x8, x825; GISEL-NEXT: sub x8, x8, #2926; GISEL-NEXT: ubfx x0, x8, #5, #3027; GISEL-NEXT: ret28 %2 = srem i35 1, %029 %3 = call i35 @llvm.ctlz.i35(i35 %2, i1 false)30 %4 = lshr i35 %3, 531 ret i35 %432}33 34declare i35 @llvm.ctlz.i35(i35, i1 immarg)35