1*47fd32f8SYingwei Zheng; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5 2*47fd32f8SYingwei Zheng; RUN: llc -mtriple=powerpc64le < %s | FileCheck %s 3*47fd32f8SYingwei Zheng 4*47fd32f8SYingwei Zheng; Tests from pr85066 5*47fd32f8SYingwei Zhengdefine i64 @test_shl_zext_cttz(i16 %x) { 6*47fd32f8SYingwei Zheng; CHECK-LABEL: test_shl_zext_cttz: 7*47fd32f8SYingwei Zheng; CHECK: # %bb.0: # %entry 8*47fd32f8SYingwei Zheng; CHECK-NEXT: oris 3, 3, 1 9*47fd32f8SYingwei Zheng; CHECK-NEXT: neg 4, 3 10*47fd32f8SYingwei Zheng; CHECK-NEXT: and 3, 3, 4 11*47fd32f8SYingwei Zheng; CHECK-NEXT: clrldi 3, 3, 32 12*47fd32f8SYingwei Zheng; CHECK-NEXT: blr 13*47fd32f8SYingwei Zhengentry: 14*47fd32f8SYingwei Zheng %cttz = tail call i16 @llvm.cttz.i16(i16 %x, i1 false) 15*47fd32f8SYingwei Zheng %zext = zext i16 %cttz to i64 16*47fd32f8SYingwei Zheng %res = shl i64 1, %zext 17*47fd32f8SYingwei Zheng ret i64 %res 18*47fd32f8SYingwei Zheng} 19*47fd32f8SYingwei Zheng 20*47fd32f8SYingwei Zhengdefine i64 @test_shl_zext_cttz_zero_is_poison(i16 %x) { 21*47fd32f8SYingwei Zheng; CHECK-LABEL: test_shl_zext_cttz_zero_is_poison: 22*47fd32f8SYingwei Zheng; CHECK: # %bb.0: # %entry 23*47fd32f8SYingwei Zheng; CHECK-NEXT: neg 4, 3 24*47fd32f8SYingwei Zheng; CHECK-NEXT: and 3, 3, 4 25*47fd32f8SYingwei Zheng; CHECK-NEXT: clrldi 3, 3, 32 26*47fd32f8SYingwei Zheng; CHECK-NEXT: blr 27*47fd32f8SYingwei Zhengentry: 28*47fd32f8SYingwei Zheng %cttz = tail call i16 @llvm.cttz.i16(i16 %x, i1 true) 29*47fd32f8SYingwei Zheng %zext = zext i16 %cttz to i64 30*47fd32f8SYingwei Zheng %res = shl i64 1, %zext 31*47fd32f8SYingwei Zheng ret i64 %res 32*47fd32f8SYingwei Zheng} 33*47fd32f8SYingwei Zheng 34*47fd32f8SYingwei Zhengdefine i16 @test_shl_trunc_cttz(i32 %x) { 35*47fd32f8SYingwei Zheng; CHECK-LABEL: test_shl_trunc_cttz: 36*47fd32f8SYingwei Zheng; CHECK: # %bb.0: # %entry 37*47fd32f8SYingwei Zheng; CHECK-NEXT: neg 4, 3 38*47fd32f8SYingwei Zheng; CHECK-NEXT: and 3, 3, 4 39*47fd32f8SYingwei Zheng; CHECK-NEXT: blr 40*47fd32f8SYingwei Zhengentry: 41*47fd32f8SYingwei Zheng %cttz = tail call i32 @llvm.cttz.i32(i32 %x, i1 false) 42*47fd32f8SYingwei Zheng %trunc = trunc i32 %cttz to i16 43*47fd32f8SYingwei Zheng %res = shl i16 1, %trunc 44*47fd32f8SYingwei Zheng ret i16 %res 45*47fd32f8SYingwei Zheng} 46