1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -passes=instcombine -S | FileCheck %s 3 4define float @ldexp_zext_float(float %x, i1 %bool) { 5; CHECK-LABEL: @ldexp_zext_float( 6; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], float 2.000000e+00, float 1.000000e+00 7; CHECK-NEXT: [[LDEXP:%.*]] = fmul float [[X:%.*]], [[TMP1]] 8; CHECK-NEXT: ret float [[LDEXP]] 9; 10 %zext = zext i1 %bool to i32 11 %ldexp = call float @llvm.ldexp.f32.i32(float %x, i32 %zext) 12 ret float %ldexp 13} 14 15define float @ldexp_zext_float_negative(float %x, i8 %y) { 16; CHECK-LABEL: @ldexp_zext_float_negative( 17; CHECK-NEXT: [[ZEXT:%.*]] = zext i8 [[Y:%.*]] to i32 18; CHECK-NEXT: [[LDEXP:%.*]] = call float @llvm.ldexp.f32.i32(float [[X:%.*]], i32 [[ZEXT]]) 19; CHECK-NEXT: ret float [[LDEXP]] 20; 21 %zext = zext i8 %y to i32 22 %ldexp = call float @llvm.ldexp.f32.i32(float %x, i32 %zext) 23 ret float %ldexp 24} 25 26define double @ldexp_zext_double(double %x, i1 %bool) { 27; CHECK-LABEL: @ldexp_zext_double( 28; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], double 2.000000e+00, double 1.000000e+00 29; CHECK-NEXT: [[LDEXP:%.*]] = fmul double [[X:%.*]], [[TMP1]] 30; CHECK-NEXT: ret double [[LDEXP]] 31; 32 %zext = zext i1 %bool to i32 33 %ldexp = call double @llvm.ldexp.f64.i32(double %x, i32 %zext) 34 ret double %ldexp 35} 36 37define double @ldexp_zext_double_fast_math(double %x, i1 %bool) { 38; CHECK-LABEL: @ldexp_zext_double_fast_math( 39; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], double 2.000000e+00, double 1.000000e+00 40; CHECK-NEXT: [[LDEXP:%.*]] = fmul reassoc double [[X:%.*]], [[TMP1]] 41; CHECK-NEXT: ret double [[LDEXP]] 42; 43 %zext = zext i1 %bool to i32 44 %ldexp = call reassoc double @llvm.ldexp.f64.i32(double %x, i32 %zext) 45 ret double %ldexp 46} 47 48define <2 x float> @ldexp_zext_float_vector(<2 x float> %x, <2 x i1> %bool) { 49; CHECK-LABEL: @ldexp_zext_float_vector( 50; CHECK-NEXT: [[TMP1:%.*]] = select <2 x i1> [[BOOL:%.*]], <2 x float> splat (float 2.000000e+00), <2 x float> splat (float 1.000000e+00) 51; CHECK-NEXT: [[LDEXP:%.*]] = fmul <2 x float> [[X:%.*]], [[TMP1]] 52; CHECK-NEXT: ret <2 x float> [[LDEXP]] 53; 54 %zext = zext <2 x i1> %bool to <2 x i32> 55 %ldexp = call <2 x float> @llvm.ldexp.v2f32.v2i32(<2 x float> %x, <2 x i32> %zext) 56 ret <2 x float> %ldexp 57} 58 59define float @ldexp_sext_float(float %x, i1 %bool) { 60; CHECK-LABEL: @ldexp_sext_float( 61; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], float 5.000000e-01, float 1.000000e+00 62; CHECK-NEXT: [[LDEXP:%.*]] = fmul float [[X:%.*]], [[TMP1]] 63; CHECK-NEXT: ret float [[LDEXP]] 64; 65 %sext = sext i1 %bool to i32 66 %ldexp = call float @llvm.ldexp.f32.i32(float %x, i32 %sext) 67 ret float %ldexp 68} 69 70define float @ldexp_sext_float_negative(float %x, i8 %y) { 71; CHECK-LABEL: @ldexp_sext_float_negative( 72; CHECK-NEXT: [[SEXT:%.*]] = sext i8 [[Y:%.*]] to i32 73; CHECK-NEXT: [[LDEXP:%.*]] = call float @llvm.ldexp.f32.i32(float [[X:%.*]], i32 [[SEXT]]) 74; CHECK-NEXT: ret float [[LDEXP]] 75; 76 %sext = sext i8 %y to i32 77 %ldexp = call float @llvm.ldexp.f32.i32(float %x, i32 %sext) 78 ret float %ldexp 79} 80 81define double @ldexp_sext_double(double %x, i1 %bool) { 82; CHECK-LABEL: @ldexp_sext_double( 83; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], double 5.000000e-01, double 1.000000e+00 84; CHECK-NEXT: [[LDEXP:%.*]] = fmul double [[X:%.*]], [[TMP1]] 85; CHECK-NEXT: ret double [[LDEXP]] 86; 87 %sext = sext i1 %bool to i32 88 %ldexp = call double @llvm.ldexp.f64.i32(double %x, i32 %sext) 89 ret double %ldexp 90} 91 92define double @ldexp_sext_double_fast_math(double %x, i1 %bool) { 93; CHECK-LABEL: @ldexp_sext_double_fast_math( 94; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[BOOL:%.*]], double 5.000000e-01, double 1.000000e+00 95; CHECK-NEXT: [[LDEXP:%.*]] = fmul reassoc double [[X:%.*]], [[TMP1]] 96; CHECK-NEXT: ret double [[LDEXP]] 97; 98 %sext = sext i1 %bool to i32 99 %ldexp = call reassoc double @llvm.ldexp.f64.i32(double %x, i32 %sext) 100 ret double %ldexp 101} 102 103define <2 x float> @ldexp_sext_float_vector(<2 x float> %x, <2 x i1> %bool) { 104; CHECK-LABEL: @ldexp_sext_float_vector( 105; CHECK-NEXT: [[TMP1:%.*]] = select <2 x i1> [[BOOL:%.*]], <2 x float> splat (float 5.000000e-01), <2 x float> splat (float 1.000000e+00) 106; CHECK-NEXT: [[LDEXP:%.*]] = fmul <2 x float> [[X:%.*]], [[TMP1]] 107; CHECK-NEXT: ret <2 x float> [[LDEXP]] 108; 109 %sext = sext <2 x i1> %bool to <2 x i32> 110 %ldexp = call <2 x float> @llvm.ldexp.v2f32.v2i32(<2 x float> %x, <2 x i32> %sext) 111 ret <2 x float> %ldexp 112} 113