derek.holloway
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57 lines
2.5 KiB
LLVM
57 lines
2.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -passes=instsimplify < %s -S | FileCheck %s
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define <4 x i1> @vector_reverse_fpclass(<4 x double> nofpclass(nzero nan) %x) {
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; CHECK-LABEL: @vector_reverse_fpclass(
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; CHECK-NEXT: ret <4 x i1> splat (i1 true)
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;
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%x.abs = call <4 x double> @llvm.fabs.v4f64(<4 x double> %x)
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%op = call <4 x double> @llvm.vector.reverse(<4 x double> %x.abs)
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%cmp = fcmp oge <4 x double> %op, <double 0.0, double 0.0, double 0.0, double 0.0>
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ret <4 x i1> %cmp
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}
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define <4 x i1> @vector_reverse_fpclass2(<4 x double> nofpclass(nzero) %x) {
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; CHECK-LABEL: @vector_reverse_fpclass2(
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; CHECK-NEXT: [[X_ABS:%.*]] = call <4 x double> @llvm.fabs.v4f64(<4 x double> [[X:%.*]])
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; CHECK-NEXT: [[OP:%.*]] = call <4 x double> @llvm.vector.reverse.v4f64(<4 x double> [[X_ABS]])
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; CHECK-NEXT: [[CMP:%.*]] = fcmp oge <4 x double> [[OP]], zeroinitializer
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; CHECK-NEXT: ret <4 x i1> [[CMP]]
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;
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%x.abs = call <4 x double> @llvm.fabs.v4f64(<4 x double> %x)
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%op = call <4 x double> @llvm.vector.reverse(<4 x double> %x.abs)
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%cmp = fcmp oge <4 x double> %op, <double 0.0, double 0.0, double 0.0, double 0.0>
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ret <4 x i1> %cmp
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}
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define i1 @vector_reverse_fpclass_demanded(<4 x double> %vec, double nofpclass(nzero nan) %x) {
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; CHECK-LABEL: @vector_reverse_fpclass_demanded(
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; CHECK-NEXT: ret i1 true
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;
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%x.abs = call double @llvm.fabs.f64(double %x)
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%vec.x = insertelement <4 x double> %vec, double %x.abs, i64 1
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%rev = call <4 x double> @llvm.vector.reverse(<4 x double> %vec.x)
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%ele = extractelement <4 x double> %rev, i64 2
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%cmp = fcmp oge double %ele, 0.0
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ret i1 %cmp
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}
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define i1 @vector_reverse_fpclass_demanded_fail(<4 x double> %vec, double nofpclass(nzero nan) %x) {
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; CHECK-LABEL: @vector_reverse_fpclass_demanded_fail(
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; CHECK-NEXT: [[X_ABS:%.*]] = call double @llvm.fabs.f64(double [[X:%.*]])
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; CHECK-NEXT: [[VEC_X:%.*]] = insertelement <4 x double> [[VEC:%.*]], double [[X_ABS]], i64 1
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; CHECK-NEXT: [[REV:%.*]] = call <4 x double> @llvm.vector.reverse.v4f64(<4 x double> [[VEC_X]])
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; CHECK-NEXT: [[ELE:%.*]] = extractelement <4 x double> [[REV]], i64 1
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; CHECK-NEXT: [[CMP:%.*]] = fcmp oge double [[ELE]], 0.000000e+00
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; CHECK-NEXT: ret i1 [[CMP]]
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;
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%x.abs = call double @llvm.fabs.f64(double %x)
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%vec.x = insertelement <4 x double> %vec, double %x.abs, i64 1
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%rev = call <4 x double> @llvm.vector.reverse(<4 x double> %vec.x)
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%ele = extractelement <4 x double> %rev, i64 1
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%cmp = fcmp oge double %ele, 0.0
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ret i1 %cmp
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}
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