RE: [PATCH] aarch64: Use RTL builtins for integer mla_n intrinsics

[Kyrylo Tkachov via Gcc-patches]

> -----Original Message-----
> From: Jonathan Wright <jonathan.wri...@arm.com>
> Sent: 26 January 2021 11:43
> To: gcc-patches@gcc.gnu.org
> Cc: Kyrylo Tkachov <kyrylo.tkac...@arm.com>; Richard Sandiford
> <richard.sandif...@arm.com>
> Subject: [PATCH] aarch64: Use RTL builtins for integer mla_n intrinsics
> 
> Hi,
> 
> As subject, this patch rewrites integer mla_n Neon intrinsics to use RTL
> builtins rather than inline assembly code, allowing for better scheduling
> and optimization.
> 
> Regression tested and bootstrapped on aarch64-none-linux-gnu - no
> issues.
> 
> Ok for master?

Ok.
Thanks,
Kyrill

> 
> Thanks,
> Jonathan
> 
> ---
> 
> gcc/ChangeLog:
> 
> 2021-01-15  Jonathan Wright  <jonathan.wri...@arm.com>
> 
> * config/aarch64/aarch64-simd-builtins.def: Add mla_n builtin
> generator macro.
> * config/aarch64/aarch64-simd.md (*aarch64_mla_elt_merge<mode>):
> Rename to...
> (aarch64_mla_n<mode>): This.
> * config/aarch64/arm_neon.h (vmla_n_s16): Use RTL builtin
> instead of asm.
> (vmla_n_s32): Likewise.
> (vmla_n_u16): Likewise.
> (vmla_n_u32): Likewise.
> (vmlaq_n_s16): Likewise.
> (vmlaq_n_s32): Likewise.
> (vmlaq_n_u16): Likewise.
> (vmlaq_n_u32): Likewise.