1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=sparc -mcpu=v9 | FileCheck %s 3 4define i32 @f(i32 %x) { 5; CHECK-LABEL: f: 6; CHECK: .cfi_startproc 7; CHECK-NEXT: ! %bb.0: ! %entry 8; CHECK-NEXT: sub %g0, %o0, %o1 9; CHECK-NEXT: and %o0, %o1, %o1 10; CHECK-NEXT: sethi 122669, %o2 11; CHECK-NEXT: or %o2, 305, %o2 12; CHECK-NEXT: smul %o1, %o2, %o1 13; CHECK-NEXT: srl %o1, 27, %o1 14; CHECK-NEXT: sethi %hi(.LCPI0_0), %o2 15; CHECK-NEXT: add %o2, %lo(.LCPI0_0), %o2 16; CHECK-NEXT: ldub [%o2+%o1], %o1 17; CHECK-NEXT: cmp %o0, 0 18; CHECK-NEXT: move %icc, 0, %o1 19; CHECK-NEXT: retl 20; CHECK-NEXT: mov %o1, %o0 21entry: 22 %0 = call i32 @llvm.cttz.i32(i32 %x, i1 true) 23 %1 = icmp eq i32 %x, 0 24 %2 = select i1 %1, i32 0, i32 %0 25 %3 = trunc i32 %2 to i8 26 %conv = zext i8 %3 to i32 27 ret i32 %conv 28} 29 30define i64 @g(i64 %x) { 31; CHECK-LABEL: g: 32; CHECK: .cfi_startproc 33; CHECK-NEXT: ! %bb.0: ! %entry 34; CHECK-NEXT: sub %g0, %o1, %o2 35; CHECK-NEXT: and %o1, %o2, %o2 36; CHECK-NEXT: sethi 122669, %o3 37; CHECK-NEXT: or %o3, 305, %o3 38; CHECK-NEXT: smul %o2, %o3, %o2 39; CHECK-NEXT: sethi %hi(.LCPI1_0), %o4 40; CHECK-NEXT: add %o4, %lo(.LCPI1_0), %o4 41; CHECK-NEXT: sub %g0, %o0, %o5 42; CHECK-NEXT: and %o0, %o5, %o5 43; CHECK-NEXT: smul %o5, %o3, %o3 44; CHECK-NEXT: srl %o3, 27, %o3 45; CHECK-NEXT: ldub [%o4+%o3], %o3 46; CHECK-NEXT: srl %o2, 27, %o2 47; CHECK-NEXT: ldub [%o4+%o2], %o4 48; CHECK-NEXT: add %o3, 32, %o2 49; CHECK-NEXT: cmp %o1, 0 50; CHECK-NEXT: movne %icc, %o4, %o2 51; CHECK-NEXT: or %o1, %o0, %o0 52; CHECK-NEXT: cmp %o0, 0 53; CHECK-NEXT: move %icc, 0, %o2 54; CHECK-NEXT: mov %g0, %o0 55; CHECK-NEXT: retl 56; CHECK-NEXT: mov %o2, %o1 57entry: 58 %0 = call i64 @llvm.cttz.i64(i64 %x, i1 true) 59 %1 = icmp eq i64 %x, 0 60 %2 = select i1 %1, i64 0, i64 %0 61 %3 = trunc i64 %2 to i32 62 %conv = zext i32 %3 to i64 63 ret i64 %conv 64} 65 66; Function Attrs: nocallback nofree nosync nounwind readnone speculatable willreturn 67declare i32 @llvm.cttz.i32(i32, i1 immarg) #0 68declare i64 @llvm.cttz.i64(i64, i1 immarg) #0 69 70attributes #0 = { nocallback nofree nosync nounwind readnone speculatable willreturn } 71