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From: Xi Ruoyao <xry111@xry111.site>
To: Jiahao Xu <xujiahao@loongson.cn>, gcc-patches@gcc.gnu.org
Cc: i@xen0n.name, chenglulu@loongson.cn, xuchenghua@loongson.cn
Subject: Re: [PATCH] LoongArch: Fix incorrect return type for frecipe/frsqrte intrinsic functions
Date: Wed, 24 Jan 2024 17:48:32 +0800	[thread overview]
Message-ID: <291eac07320a425b5e6ce26d801bde2c2d5f4cdd.camel@xry111.site> (raw)
In-Reply-To: <20240124091932.38877-1-xujiahao@loongson.cn>

On Wed, 2024-01-24 at 17:19 +0800, Jiahao Xu wrote:
> gcc/ChangeLog:
> 
> 	* config/loongarch/larchintrin.h
> 	(__frecipe_s): Update function return type.
> 	(__frecipe_d): Ditto.
> 	(__frsqrte_s): Ditto.
> 	(__frsqrte_d): Ditto.
> 
> gcc/testsuite/ChangeLog:
> 
> 	* gcc.target/loongarch/larch-frecipe-intrinsic.c: New test.
> 
> diff --git a/gcc/config/loongarch/larchintrin.h b/gcc/config/loongarch/larchintrin.h
> index 7692415e04d..ff2c9f460ac 100644
> --- a/gcc/config/loongarch/larchintrin.h
> +++ b/gcc/config/loongarch/larchintrin.h
> @@ -336,38 +336,38 @@ __iocsrwr_d (unsigned long int _1, unsigned int _2)
>  #ifdef __loongarch_frecipe
>  /* Assembly instruction format: fd, fj.  */
>  /* Data types in instruction templates:  SF, SF.  */
> -extern __inline void
> +extern __inline float
>  __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
>  __frecipe_s (float _1)
>  {
> -  __builtin_loongarch_frecipe_s ((float) _1);
> +  return (float) __builtin_loongarch_frecipe_s ((float) _1);

I don't think the (float) conversion is needed.


-- 
Xi Ruoyao <xry111@xry111.site>
School of Aerospace Science and Technology, Xidian University

  reply	other threads:[~2024-01-24  9:48 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-24  9:19 Jiahao Xu
2024-01-24  9:48 ` Xi Ruoyao [this message]
2024-01-24  9:58   ` Jiahao Xu
2024-01-25  6:12     ` chenglulu
2024-02-02  2:15 ` [pushed][PATCH] " chenglulu

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