public inbox for glibc-cvs@sourceware.org help / color / mirror / Atom feed
From: Yinyu Cai <caiyinyu@sourceware.org> To: glibc-cvs@sourceware.org Subject: [glibc] LoongArch: Redefine macro LEAF/ENTRY. Date: Mon, 14 Aug 2023 03:31:27 +0000 (GMT) [thread overview] Message-ID: <20230814033127.DEA8A3858D39@sourceware.org> (raw) https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=57b2c14272998c0ea08c005edbd90887c2d5fa6b commit 57b2c14272998c0ea08c005edbd90887c2d5fa6b Author: dengjianbo <dengjianbo@loongson.cn> Date: Tue Aug 8 14:15:42 2023 +0800 LoongArch: Redefine macro LEAF/ENTRY. The following usage of macro LEAF/ENTRY are all feasible: 1. LEAF(fcn) -- the align value of fcn is .align 3(default value) 2. LEAF(fcn, 6) -- the align value of fcn is .align 6 Diff: --- sysdeps/loongarch/sys/asm.h | 36 ++++++++++++++++++++++++++---------- 1 file changed, 26 insertions(+), 10 deletions(-) diff --git a/sysdeps/loongarch/sys/asm.h b/sysdeps/loongarch/sys/asm.h index d1a279b8fb..c5eb8afa09 100644 --- a/sysdeps/loongarch/sys/asm.h +++ b/sysdeps/loongarch/sys/asm.h @@ -39,16 +39,32 @@ #define FREG_L fld.d #define FREG_S fst.d -/* Declare leaf routine. */ -#define LEAF(symbol) \ - .text; \ - .globl symbol; \ - .align 3; \ - cfi_startproc; \ - .type symbol, @function; \ - symbol: - -#define ENTRY(symbol) LEAF (symbol) +/* Declare leaf routine. + The usage of macro LEAF/ENTRY is as follows: + 1. LEAF(fcn) -- the align value of fcn is .align 3 (default value) + 2. LEAF(fcn, 6) -- the align value of fcn is .align 6 +*/ +#define LEAF_IMPL(symbol, aln, ...) \ + .text; \ + .globl symbol; \ + .align aln; \ + .type symbol, @function; \ +symbol: \ + cfi_startproc; + + +#define LEAF(...) LEAF_IMPL(__VA_ARGS__, 3) +#define ENTRY(...) LEAF(__VA_ARGS__) + +#define LEAF_NO_ALIGN(symbol) \ + .text; \ + .globl symbol; \ + .type symbol, @function; \ +symbol: \ + cfi_startproc; + +#define ENTRY_NO_ALIGN(symbol) LEAF_NO_ALIGN(symbol) + /* Mark end of function. */ #undef END
reply other threads:[~2023-08-14 3:31 UTC|newest] Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20230814033127.DEA8A3858D39@sourceware.org \ --to=caiyinyu@sourceware.org \ --cc=glibc-cvs@sourceware.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).