1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -passes=instsimplify < %s -S | FileCheck %s 3 4define <4 x i1> @vector_reverse_fpclass(<4 x double> nofpclass(nzero nan) %x) { 5; CHECK-LABEL: @vector_reverse_fpclass( 6; CHECK-NEXT: ret <4 x i1> splat (i1 true) 7; 8 %x.abs = call <4 x double> @llvm.fabs.v4f64(<4 x double> %x) 9 %op = call <4 x double> @llvm.vector.reverse(<4 x double> %x.abs) 10 %cmp = fcmp oge <4 x double> %op, <double 0.0, double 0.0, double 0.0, double 0.0> 11 ret <4 x i1> %cmp 12} 13 14define <4 x i1> @vector_reverse_fpclass2(<4 x double> nofpclass(nzero) %x) { 15; CHECK-LABEL: @vector_reverse_fpclass2( 16; CHECK-NEXT: [[X_ABS:%.*]] = call <4 x double> @llvm.fabs.v4f64(<4 x double> [[X:%.*]]) 17; CHECK-NEXT: [[OP:%.*]] = call <4 x double> @llvm.vector.reverse.v4f64(<4 x double> [[X_ABS]]) 18; CHECK-NEXT: [[CMP:%.*]] = fcmp oge <4 x double> [[OP]], zeroinitializer 19; CHECK-NEXT: ret <4 x i1> [[CMP]] 20; 21 %x.abs = call <4 x double> @llvm.fabs.v4f64(<4 x double> %x) 22 %op = call <4 x double> @llvm.vector.reverse(<4 x double> %x.abs) 23 %cmp = fcmp oge <4 x double> %op, <double 0.0, double 0.0, double 0.0, double 0.0> 24 ret <4 x i1> %cmp 25} 26 27define i1 @vector_reverse_fpclass_demanded(<4 x double> %vec, double nofpclass(nzero nan) %x) { 28; CHECK-LABEL: @vector_reverse_fpclass_demanded( 29; CHECK-NEXT: ret i1 true 30; 31 32 %x.abs = call double @llvm.fabs.f64(double %x) 33 %vec.x = insertelement <4 x double> %vec, double %x.abs, i64 1 34 %rev = call <4 x double> @llvm.vector.reverse(<4 x double> %vec.x) 35 %ele = extractelement <4 x double> %rev, i64 2 36 %cmp = fcmp oge double %ele, 0.0 37 ret i1 %cmp 38} 39 40define i1 @vector_reverse_fpclass_demanded_fail(<4 x double> %vec, double nofpclass(nzero nan) %x) { 41; CHECK-LABEL: @vector_reverse_fpclass_demanded_fail( 42; CHECK-NEXT: [[X_ABS:%.*]] = call double @llvm.fabs.f64(double [[X:%.*]]) 43; CHECK-NEXT: [[VEC_X:%.*]] = insertelement <4 x double> [[VEC:%.*]], double [[X_ABS]], i64 1 44; CHECK-NEXT: [[REV:%.*]] = call <4 x double> @llvm.vector.reverse.v4f64(<4 x double> [[VEC_X]]) 45; CHECK-NEXT: [[ELE:%.*]] = extractelement <4 x double> [[REV]], i64 1 46; CHECK-NEXT: [[CMP:%.*]] = fcmp oge double [[ELE]], 0.000000e+00 47; CHECK-NEXT: ret i1 [[CMP]] 48; 49 50 %x.abs = call double @llvm.fabs.f64(double %x) 51 %vec.x = insertelement <4 x double> %vec, double %x.abs, i64 1 52 %rev = call <4 x double> @llvm.vector.reverse(<4 x double> %vec.x) 53 %ele = extractelement <4 x double> %rev, i64 1 54 %cmp = fcmp oge double %ele, 0.0 55 ret i1 %cmp 56} 57