1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 2; RUN: opt -passes=instsimplify -S < %s | FileCheck %s 3 4define i1 @test_powi_even_exp(float %x) { 5; CHECK-LABEL: define i1 @test_powi_even_exp( 6; CHECK-SAME: float [[X:%.*]]) { 7; CHECK-NEXT: ret i1 false 8; 9 %y = call float @llvm.powi.f32(float %x, i32 8) 10 %cmp = fcmp olt float %y, 0.0 11 ret i1 %cmp 12} 13 14define i1 @test_powi_base(float nofpclass(ninf nnorm nsub nzero) %x, i32 %e) { 15; CHECK-LABEL: define i1 @test_powi_base( 16; CHECK-SAME: float nofpclass(ninf nzero nsub nnorm) [[X:%.*]], i32 [[E:%.*]]) { 17; CHECK-NEXT: ret i1 false 18; 19 %y = call float @llvm.powi.f32(float %x, i32 %e) 20 %cmp = fcmp olt float %y, 0.0 21 ret i1 %cmp 22} 23 24define i1 @test_powi_base_without_nsz(float nofpclass(ninf nnorm nsub) %x, i32 %e) { 25; CHECK-LABEL: define i1 @test_powi_base_without_nsz( 26; CHECK-SAME: float nofpclass(ninf nsub nnorm) [[X:%.*]], i32 [[E:%.*]]) { 27; CHECK-NEXT: [[Y:%.*]] = call float @llvm.powi.f32.i32(float [[X]], i32 [[E]]) 28; CHECK-NEXT: [[CMP:%.*]] = fcmp olt float [[Y]], 0.000000e+00 29; CHECK-NEXT: ret i1 [[CMP]] 30; 31 %y = call float @llvm.powi.f32(float %x, i32 %e) 32 %cmp = fcmp olt float %y, 0.0 33 ret i1 %cmp 34} 35 36define float @pr31702(float %x, i32 %n) { 37; CHECK-LABEL: define float @pr31702( 38; CHECK-SAME: float [[X:%.*]], i32 [[N:%.*]]) { 39; CHECK-NEXT: entry: 40; CHECK-NEXT: [[CALL1:%.*]] = call float @llvm.powi.f32.i32(float -0.000000e+00, i32 [[N]]) 41; CHECK-NEXT: [[CALL2:%.*]] = call float @llvm.fabs.f32(float [[CALL1]]) 42; CHECK-NEXT: ret float [[CALL2]] 43; 44entry: 45 %call1 = call float @llvm.powi.f32(float -0.0, i32 %n) 46 %call2 = call float @llvm.fabs.f32(float %call1) 47 ret float %call2 48} 49 50declare float @llvm.powi.f32(float, i32) 51declare float @llvm.fabs.f32(float) 52