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[Tests] Add a negative test for masked.gather part of D59703 

llvm-svn: 358906
This commit is contained in:
Philip Reames 2019-04-22 18:28:44 +00:00
parent a282bde69e
commit 8f47089034
1 changed files with 14 additions and 0 deletions
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14
llvm/test/Transforms/InstCombine/masked_intrinsics.ll
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@ -97,6 +97,20 @@ define <2 x double> @load_speculative(<2 x double>* dereferenceable(16) %ptr,
ret <2 x double> %res
}
define <2 x double> @neg_load_spec_width(<2 x double>* dereferenceable(8) %ptr,
; CHECK-LABEL: @neg_load_spec_width(
; CHECK-NEXT: [[PTV1:%.*]] = insertelement <2 x double> undef, double [[PT:%.*]], i64 0
; CHECK-NEXT: [[PTV2:%.*]] = shufflevector <2 x double> [[PTV1]], <2 x double> undef, <2 x i32> zeroinitializer
; CHECK-NEXT: [[RES:%.*]] = call <2 x double> @llvm.masked.load.v2f64.p0v2f64(<2 x double>* nonnull [[PTR:%.*]], i32 4, <2 x i1> [[MASK:%.*]], <2 x double> [[PTV2]])
; CHECK-NEXT: ret <2 x double> [[RES]]
;
double %pt, <2 x i1> %mask) {
%ptv1 = insertelement <2 x double> undef, double %pt, i64 0
%ptv2 = insertelement <2 x double> %ptv1, double %pt, i64 1
%res = call <2 x double> @llvm.masked.load.v2f64.p0v2f64(<2 x double>* %ptr, i32 4, <2 x i1> %mask, <2 x double> %ptv2)
ret <2 x double> %res
}
; Can't speculate since only half of required size is known deref
define <2 x double> @load_spec_neg_size(<2 x double>* dereferenceable(8) %ptr,
; CHECK-LABEL: @load_spec_neg_size(