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Re: [patch] Move the popcnt intrinsics to a separate file

From: Richard Henderson <rth at redhat dot com>
To: Sebastian Pop <sebpop at gmail dot com>
Cc: Richard Guenther <richard dot guenther at gmail dot com>, GCC Patches <gcc-patches at gcc dot gnu dot org>, "H.J. Lu" <hjl dot tools at gmail dot com>, Uros Bizjak <ubizjak at gmail dot com>, Jan Hubicka <jh at suse dot cz>, "Harle, Christophe" <christophe dot harle at amd dot com>
Date: Tue, 01 Dec 2009 07:40:37 -0800
Subject: Re: [patch] Move the popcnt intrinsics to a separate file
References: <cb9d34b20911300823m113ebd5dyd67a5b3829ea6a60@mail.gmail.com> <84fc9c000911300829n625f23b1s4a2116327e123c4c@mail.gmail.com> <cb9d34b20911300944j33b2632cqf93e078f3984cd9c@mail.gmail.com> <4B143EDF.7030808@redhat.com> <cb9d34b20911302114x71382872x286166c57fa0e409@mail.gmail.com>

On 11/30/2009 09:14 PM, Sebastian Pop wrote:

	 * config/i386/abmintrin.h: New.
	 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
	 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.

Ok.

	* config/i386/abmintrin.h (_mm_popcnt_u32): New.
	(_mm_popcnt_u64): New.

Ok.

	* config/i386/abmintrin.h (__lzcnt16): New.
	(__lzcnt): New.
	(__lzcnt64): New.

Ok, with modifications...

	* config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
	(UINT_FTYPE_UINT): New.
	(UINT64_FTYPE_UINT64): New.
	* config/i386/i386.c (IX86_BUILTIN_LZCNT16): New.
	(IX86_BUILTIN_LZCNT32): New.
	(IX86_BUILTIN_LZCNT64): New.
	(bdesc_special_args): Add __builtin_lzcnt16, __builtin_lzcnt32,
	and __builtin_lzcnt64.
	(ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16,
	UINT_FTYPE_UINT, and UINT64_FTYPE_UINT64.

Not ok. These builtins are exactly __builtin_clz et al.

r~

Follow-Ups:
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References:
- Re: [patch] Move the popcnt intrinsics to a separate file
  - From: Sebastian Pop

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