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[InstCombine] add tests for masked store/scatter; NFC 

Baseline tests for D57247

llvm-svn: 356283
This commit is contained in:
Sanjay Patel 2019-03-15 18:00:28 +00:00
parent d55016b276
commit a70c9d49af
1 changed files with 27 additions and 0 deletions
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27
llvm/test/Transforms/InstCombine/masked_intrinsics.ll
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@ -69,6 +69,19 @@ define void @store_onemask(<2 x double>* %ptr, <2 x double> %val) {
}
define void @store_demandedelts(<2 x double>* %ptr, double %val) {
; CHECK-LABEL: @store_demandedelts(
; CHECK-NEXT: [[VALVEC1:%.*]] = insertelement <2 x double> undef, double [[VAL:%.*]], i32 0
; CHECK-NEXT: [[VALVEC2:%.*]] = shufflevector <2 x double> [[VALVEC1]], <2 x double> undef, <2 x i32> zeroinitializer
; CHECK-NEXT: call void @llvm.masked.store.v2f64.p0v2f64(<2 x double> [[VALVEC2]], <2 x double>* [[PTR:%.*]], i32 4, <2 x i1> <i1 true, i1 false>)
; CHECK-NEXT: ret void
;
%valvec1 = insertelement <2 x double> undef, double %val, i32 0
%valvec2 = insertelement <2 x double> %valvec1, double %val, i32 1
call void @llvm.masked.store.v2f64.p0v2f64(<2 x double> %valvec2, <2 x double>* %ptr, i32 4, <2 x i1> <i1 true, i1 false>)
ret void
}
define <2 x double> @gather_zeromask(<2 x double*> %ptrs, <2 x double> %passthru) {
; CHECK-LABEL: @gather_zeromask(
; CHECK-NEXT: ret <2 x double> [[PASSTHRU:%.*]]
@ -114,3 +127,17 @@ define void @scatter_zeromask(<2 x double*> %ptrs, <2 x double> %val) {
}
define void @scatter_demandedelts(double* %ptr, double %val) {
; CHECK-LABEL: @scatter_demandedelts(
; CHECK-NEXT: [[PTRS:%.*]] = getelementptr double, double* [[PTR:%.*]], <2 x i64> <i64 0, i64 1>
; CHECK-NEXT: [[VALVEC1:%.*]] = insertelement <2 x double> undef, double [[VAL:%.*]], i32 0
; CHECK-NEXT: [[VALVEC2:%.*]] = shufflevector <2 x double> [[VALVEC1]], <2 x double> undef, <2 x i32> zeroinitializer
; CHECK-NEXT: call void @llvm.masked.scatter.v2f64.v2p0f64(<2 x double> [[VALVEC2]], <2 x double*> [[PTRS]], i32 8, <2 x i1> <i1 true, i1 false>)
; CHECK-NEXT: ret void
;
%ptrs = getelementptr double, double* %ptr, <2 x i64> <i64 0, i64 1>
%valvec1 = insertelement <2 x double> undef, double %val, i32 0
%valvec2 = insertelement <2 x double> %valvec1, double %val, i32 1
call void @llvm.masked.scatter.v2f64.v2p0f64(<2 x double> %valvec2, <2 x double*> %ptrs, i32 8, <2 x i1> <i1 true, i1 false>)
ret void
}