Displaying 9 results from an estimated 9 matches for "mulbystrid".
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mulbystride
2018 Jun 05
2
[RFC][SVE] Supporting SIMD instruction sets with variable vector lengths
...nce like {start, op, step}. In
C++'s iota (AFAICS), the step is always 1.
Anyway, I don't mind any name, really. Whatever is more mnemonic.
> ;; Create sequence for scalable vector
> %stepvector = call <scalable 4 x i32> @llvm.experimental.vector.stepvector.nxv4i32()
> %mulbystride = mul <scalable 4 x i32> %stepvector, %str_off
> %addoffset = add <scalable 4 x i32> %mulbystride, %str_off
Once stepvetor (or iota) becomes a proper IR instruction, I'd like to
see this restricted to inlined syntax. The sequence { step*vec +
offset } only makes sense in the s...
2018 Jun 05
14
[RFC][SVE] Supporting SIMD instruction sets with variable vector lengths
...i32> under, i32 2, i32 0
%str_off = shufflevector <scalable 4 x i32> %insert2, <scalable 4 x i32> undef, <scalable 4 x i32> zeroinitializer
;; Create sequence for scalable vector
%stepvector = call <scalable 4 x i32> @llvm.experimental.vector.stepvector.nxv4i32()
%mulbystride = mul <scalable 4 x i32> %stepvector, %str_off
%addoffset = add <scalable 4 x i32> %mulbystride, %str_off
;; Add the runtime-generated sequence
%add = add <scalable 4 x i32> %splat, %addoffset
``
Future Work
-----------
Intrinsics cannot currently be used for constant fold...
2019 May 24
2
[RFC][SVE] Supporting SIMD instruction sets with variable vector lengths
..., i32 0
> %str_off = shufflevector <scalable 4 x i32> %insert2, <scalable 4 x i32> undef, <scalable 4 x i32> zeroinitializer
> ;; Create sequence for scalable vector
> %stepvector = call <scalable 4 x i32> @llvm.experimental.vector.stepvector.nxv4i32()
> %mulbystride = mul <scalable 4 x i32> %stepvector, %str_off
> %addoffset = add <scalable 4 x i32> %mulbystride, %str_off
> ;; Add the runtime-generated sequence
> %add = add <scalable 4 x i32> %splat, %addoffset
> ``
> Future Work
> -----------
>
> Intrinsics can...
2018 Jul 30
5
[RFC][SVE] Supporting SIMD instruction sets with variable vector lengths
...32 2, i32 0
> %str_off = shufflevector <scalable 4 x i32> %insert2, <scalable 4 x i32> undef, <scalable 4 x i32> zeroinitializer
> ;; Create sequence for scalable vector
> %stepvector = call <scalable 4 x i32> @llvm.experimental.vector.stepvector.nxv4i32()
> %mulbystride = mul <scalable 4 x i32> %stepvector, %str_off
> %addoffset = add <scalable 4 x i32> %mulbystride, %str_off
> ;; Add the runtime-generated sequence
> %add = add <scalable 4 x i32> %splat, %addoffset
> ``
> Future Work
> -----------
>
> Intrinsics canno...
2019 May 24
2
[EXT] Re: [RFC][SVE] Supporting SIMD instruction sets with variable vector lengths
...i32> under, i32 2, i32 0
%str_off = shufflevector <scalable 4 x i32> %insert2, <scalable 4 x i32> undef, <scalable 4 x i32> zeroinitializer
;; Create sequence for scalable vector
%stepvector = call <scalable 4 x i32> @llvm.experimental.vector.stepvector.nxv4i32()
%mulbystride = mul <scalable 4 x i32> %stepvector, %str_off
%addoffset = add <scalable 4 x i32> %mulbystride, %str_off
;; Add the runtime-generated sequence
%add = add <scalable 4 x i32> %splat, %addoffset
``
Future Work
-----------
Intrinsics cannot currently be used for constant fold...
2019 May 27
2
[EXT] Re: [RFC][SVE] Supporting SIMD instruction sets with variable vector lengths
...i32> under, i32 2, i32 0
%str_off = shufflevector <scalable 4 x i32> %insert2, <scalable 4 x i32> undef, <scalable 4 x i32> zeroinitializer
;; Create sequence for scalable vector
%stepvector = call <scalable 4 x i32> @llvm.experimental.vector.stepvector.nxv4i32()
%mulbystride = mul <scalable 4 x i32> %stepvector, %str_off
%addoffset = add <scalable 4 x i32> %mulbystride, %str_off
;; Add the runtime-generated sequence
%add = add <scalable 4 x i32> %splat, %addoffset
``
Future Work
-----------
Intrinsics cannot currently be used for constant fold...
2019 Jun 03
2
[EXT] Re: [RFC][SVE] Supporting SIMD instruction sets with variable vector lengths
..., i32 0
> %str_off = shufflevector <scalable 4 x i32> %insert2, <scalable 4 x i32> undef, <scalable 4 x i32> zeroinitializer
> ;; Create sequence for scalable vector
> %stepvector = call <scalable 4 x i32> @llvm.experimental.vector.stepvector.nxv4i32()
> %mulbystride = mul <scalable 4 x i32> %stepvector, %str_off
> %addoffset = add <scalable 4 x i32> %mulbystride, %str_off
> ;; Add the runtime-generated sequence
> %add = add <scalable 4 x i32> %splat, %addoffset
> ``
> Future Work
> -----------
>
> Intrinsics can...
2018 Jul 30
7
[RFC][SVE] Supporting SIMD instruction sets with variable vector lengths
...t;scalable 4 x i32> %insert2, <scalable
> 4 x i32> undef, <scalable 4 x i32> zeroinitializer
> > ;; Create sequence for scalable vector
> > %stepvector = call <scalable 4 x i32>
> @llvm.experimental.vector.stepvector.nxv4i32()
> > %mulbystride = mul <scalable 4 x i32> %stepvector, %str_off
> > %addoffset = add <scalable 4 x i32> %mulbystride, %str_off
> > ;; Add the runtime-generated sequence
> > %add = add <scalable 4 x i32> %splat, %addoffset
> > ``
> > Future Work...
2018 Jul 02
3
[RFC][SVE] Supporting SIMD instruction sets with variable vector lengths
...2 0
> %str_off = shufflevector <scalable 4 x i32> %insert2, <scalable 4 x i32> undef, <scalable 4 x i32> zeroinitializer
> ;; Create sequence for scalable vector
> %stepvector = call <scalable 4 x i32> @llvm.experimental.vector.stepvector.nxv4i32()
> %mulbystride = mul <scalable 4 x i32> %stepvector, %str_off
> %addoffset = add <scalable 4 x i32> %mulbystride, %str_off
> ;; Add the runtime-generated sequence
> %add = add <scalable 4 x i32> %splat, %addoffset
> ``
> Future Work
> -----------
>
> Intrinsics...