From: Andreas Schwab <schwab@linux-m68k.org>
To: "Paul E. Murphy via Libc-alpha" <libc-alpha@sourceware.org>
Subject: Re: [PATCH 4/4] powerpc64le: ifunc (almost) all *f128 routines in multiarch mode
Date: Tue, 05 May 2020 09:07:52 +0200 [thread overview]
Message-ID: <878si6kgfr.fsf@igel.home> (raw)
In-Reply-To: <85f946d6be11c064d5da352b245a9cbb28d0a639.1588628261.git.murphyp@linux.vnet.ibm.com> (Paul E. Murphy via Libc-alpha's message of "Mon, 4 May 2020 17:23:53 -0500")
On Mai 04 2020, Paul E. Murphy via Libc-alpha wrote:
> +$(objpfx)gen-float128-ifuncs.stmp: Makefile
> + $(make-target-directory)
> + for gcall in $(gen-libm-f128-ifunc-calls); do \
> + ifile="$${gcall}"; \
> + if [ $${gcall##m_} != $${gcall} ]; then \
> + ifile="s_$${gcall##m_}"; \
> + fi; \
> + for cpu in $(f128-march-cpus); do \
> + file=$(objpfx)$${gcall}-$${cpu}.c; \
> + ( \
> + echo "#include <$${ifile}.c>"; \
> + ) > $${file}; \
There is no need to spawn a subshell here.
> + done; \
> + \
> + name="$${gcall##?_}"; \
> + pfx="$${gcall%%_*}"; \
> + R=""; \
> + r=""; \
> + if [ $${gcall##m_} != $${gcall} ]; then \
> + pfx="s"; \
> + fi; \
> + if [ $${#pfx} != 1 ]; then \
> + pfx=""; \
> + else \
> + pfx="_$${pfx}"; \
> + fi; \
> + if [ $${name%%_r} != $${name} ]; then \
> + R="_R"; \
> + r="_r"; \
> + name="$${name%%_r}"; \
> + fi; \
> + name="$${name%%f128}"; \
> + decl="DECL_ALIAS$${pfx}_$${name}$${r}"; \
> + declc="DECL_ALIAS$${R}$${pfx}"; \
> + ( \
> + echo "#include <float128-ifunc.h>"; \
> + echo "#ifndef $${decl}"; \
> + echo "# define $${decl}(f) $${declc} (f)"; \
> + echo "#endif"; \
> + echo "$${decl} ($${name});"; \
> + ) > $(objpfx)$${gcall}-ifunc.c; \
Likewise.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1
"And now for something completely different."
prev parent reply other threads:[~2020-05-05 7:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-04 22:23 [PATCH 1/4] ldbl-128: refactor nexttoward alias using new macro Paul E. Murphy
2020-05-04 22:23 ` [PATCH 2/4] powerpc64le: refactor e_sqrtf128.c Paul E. Murphy
2020-05-04 22:23 ` [PATCH 3/4] powerpc64le: refactor fmaf128 Paul E. Murphy
2020-05-04 22:23 ` [PATCH 4/4] powerpc64le: ifunc (almost) all *f128 routines in multiarch mode Paul E. Murphy
2020-05-05 0:07 ` Joseph Myers
2020-05-05 7:07 ` Andreas Schwab [this message]
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