[PATCH] aarch64: Use RTL builtins for [su]mlal intrinsics
Jonathan Wright
Jonathan.Wright@arm.com
Wed Jan 27 16:27:46 GMT 2021
Hi,
As subject, this patch rewrites [su]mlal 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?
Thanks,
Jonathan
---
gcc/ChangeLog:
2021-01-26 Jonathan Wright <jonathan.wright@arm.com>
* config/aarch64/aarch64-simd-builtins.def: Add [su]mlal
builtin generator macros.
* config/aarch64/aarch64-simd.md (*aarch64_<su>mlal<mode>):
Rename to...
(aarch64_<su>mlal<mode>): This.
* config/aarch64/arm_neon.h (vmlal_s8): Use RTL builtin
instead of inline asm.
(vmlal_s16): Likewise.
(vmlal_s32): Likewise.
(vmlal_u8): Likewise.
(vmlal_u16): Likewise.
(vmlal_u32): Likewise.
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