From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1130) id 01DEE385841E; Thu, 2 Mar 2023 10:30:45 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 01DEE385841E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1677753045; bh=jMM7My7tj+5o8PkJhvRWa/2XqIZix+eJeIpWQmVJknI=; h=From:To:Subject:Date:From; b=g9iAWBJwMsaEog/0aJjSSH2IniTwJLD1oyZZxuqaxqqUEvY7/Py1h8dbNHHi6UEau L64T4BdVwkxzH8Ul/NhXkJa74kFjPjypGg2pJS2begPEDHy4rmj962/9nqZISW47EP cBtsQuDs37P4com0uWjkSWrSPjQay7feVNfJ+W78= MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Richard Sandiford To: gcc-cvs@gcc.gnu.org Subject: [gcc r13-6411] MIPS: Add buildtime option to set msa default X-Act-Checkin: gcc X-Git-Author: Junxian Zhu X-Git-Refname: refs/heads/trunk X-Git-Oldrev: b09dc74801cf4e19bdf5fcd18a5cd53fc9e9ca9a X-Git-Newrev: f2b846f1feb6a1bbca0b85d2db66b92787bc0891 Message-Id: <20230302103045.01DEE385841E@sourceware.org> Date: Thu, 2 Mar 2023 10:30:45 +0000 (GMT) List-Id: https://gcc.gnu.org/g:f2b846f1feb6a1bbca0b85d2db66b92787bc0891 commit r13-6411-gf2b846f1feb6a1bbca0b85d2db66b92787bc0891 Author: Junxian Zhu Date: Thu Mar 2 10:30:21 2023 +0000 MIPS: Add buildtime option to set msa default Add buildtime option to decide whether will compiler build with `-mmsa` option default. gcc/ChangeLog: * config.gcc: add -with-{no-}msa build option. * config/mips/mips.h: Likewise. * doc/install.texi: Likewise. Signed-off-by: Junxian Zhu Diff: --- gcc/config.gcc | 19 +++++++++++++++++-- gcc/config/mips/mips.h | 3 ++- gcc/doc/install.texi | 8 ++++++++ 3 files changed, 27 insertions(+), 3 deletions(-) diff --git a/gcc/config.gcc b/gcc/config.gcc index c070e6ecd2e..da3a6d3ba1f 100644 --- a/gcc/config.gcc +++ b/gcc/config.gcc @@ -4709,7 +4709,7 @@ case "${target}" in ;; mips*-*-*) - supported_defaults="abi arch arch_32 arch_64 float fpu nan fp_32 odd_spreg_32 tune tune_32 tune_64 divide llsc mips-plt synci lxc1-sxc1 madd4 compact-branches" + supported_defaults="abi arch arch_32 arch_64 float fpu nan fp_32 odd_spreg_32 tune tune_32 tune_64 divide llsc mips-plt synci lxc1-sxc1 madd4 compact-branches msa" case ${with_float} in "" | soft | hard) @@ -4871,6 +4871,21 @@ case "${target}" in exit 1 ;; esac + + case ${with_msa} in + yes) + with_msa=msa + ;; + no) + with_msa=no-msa + ;; + "") + ;; + *) + echo "Unknown msa type used in --with-msa" 1>&2 + exit 1 + ;; + esac ;; loongarch*-*-*) @@ -5815,7 +5830,7 @@ case ${target} in esac t= -all_defaults="abi cpu cpu_32 cpu_64 arch arch_32 arch_64 tune tune_32 tune_64 schedule float mode fpu nan fp_32 odd_spreg_32 divide llsc mips-plt synci tls lxc1-sxc1 madd4 isa_spec compact-branches" +all_defaults="abi cpu cpu_32 cpu_64 arch arch_32 arch_64 tune tune_32 tune_64 schedule float mode fpu nan fp_32 odd_spreg_32 divide llsc mips-plt synci tls lxc1-sxc1 madd4 isa_spec compact-branches msa" for option in $all_defaults do eval "val=\$with_"`echo $option | sed s/-/_/g` diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h index f664d3044e1..6daf6d37165 100644 --- a/gcc/config/mips/mips.h +++ b/gcc/config/mips/mips.h @@ -916,7 +916,8 @@ struct mips_cpu_info { {"synci", "%{!msynci:%{!mno-synci:-m%(VALUE)}}" }, \ {"lxc1-sxc1", "%{!mlxc1-sxc1:%{!mno-lxc1-sxc1:-m%(VALUE)}}" }, \ {"madd4", "%{!mmadd4:%{!mno-madd4:-m%(VALUE)}}" }, \ - {"compact-branches", "%{!mcompact-branches=*:-mcompact-branches=%(VALUE)}" } \ + {"compact-branches", "%{!mcompact-branches=*:-mcompact-branches=%(VALUE)}" }, \ + {"msa", "%{!mmsa:%{!mno-msa:-m%(VALUE)}}" } \ /* A spec that infers the: -mnan=2008 setting from a -mips argument, diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi index 47ea9ea462b..9133c8f8543 100644 --- a/gcc/doc/install.texi +++ b/gcc/doc/install.texi @@ -1653,6 +1653,14 @@ unfused is normally expected). Disabling these instructions is the only way to ensure compatible code is generated; this will incur a performance penalty. +@item --with-msa +On MIPS targets, make @option{-mmsa} the default when no +@option{-mno-msa} option is passed. + +@item --without-msa +On MIPS targets, make @option{-mno-msa} the default when no +@option{-mmsa} option is passed. This is the default. + @item --with-mips-plt On MIPS targets, make use of copy relocations and PLTs. These features are extensions to the traditional