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From: Adhemerval Zanella <azanella@sourceware.org> To: glibc-cvs@sourceware.org Subject: [glibc/azanella/clang] x86: Use -msse2avx iff compiler supports it Date: Tue, 4 Oct 2022 12:59:00 +0000 (GMT) [thread overview] Message-ID: <20221004125900.D4F313857C41@sourceware.org> (raw) https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=8c9ff449e5dc38882c43b9e89d0a0ef49a66f7e4 commit 8c9ff449e5dc38882c43b9e89d0a0ef49a66f7e4 Author: Adhemerval Zanella <adhemerval.zanella@linaro.org> Date: Thu Mar 10 15:05:51 2022 -0300 x86: Use -msse2avx iff compiler supports it Diff: --- sysdeps/x86_64/configure | 22 ++++++++++++++++++++++ sysdeps/x86_64/configure.ac | 9 +++++++++ sysdeps/x86_64/fpu/multiarch/Makefile | 14 +++++++------- 3 files changed, 38 insertions(+), 7 deletions(-) diff --git a/sysdeps/x86_64/configure b/sysdeps/x86_64/configure index 44b6055e55..b113fc6c6c 100755 --- a/sysdeps/x86_64/configure +++ b/sysdeps/x86_64/configure @@ -27,5 +27,27 @@ if test x"$build_mathvec" = xnotset; then build_mathvec=yes fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking -msse2avx" >&5 +$as_echo_n "checking -msse2avx... " >&6; } +if ${libc_cv_cc_msse2avx+:} false; then : + $as_echo_n "(cached) " >&6 +else + if { ac_try='${CC-cc} -msse2avx -xc /dev/null -S -o /dev/null' + { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 + (eval $ac_try) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; }; then : + libc_cv_cc_msse2avx=-msse2avx +else + libc_cv_cc_msse2avx= +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_msse2avx" >&5 +$as_echo "$libc_cv_cc_msse2avx" >&6; } +config_vars="$config_vars +config-cflags-msse2avx = $libc_cv_cc_msse2avx" + test -n "$critic_missing" && as_fn_error $? " *** $critic_missing" "$LINENO" 5 diff --git a/sysdeps/x86_64/configure.ac b/sysdeps/x86_64/configure.ac index 1215dcb1e4..5f176b1ef0 100644 --- a/sysdeps/x86_64/configure.ac +++ b/sysdeps/x86_64/configure.ac @@ -14,5 +14,14 @@ if test x"$build_mathvec" = xnotset; then build_mathvec=yes fi +dnl Check if compiler supports -msse2avx +AC_CACHE_CHECK(-msse2avx, libc_cv_cc_msse2avx, [dnl +LIBC_TRY_CC_OPTION([-msse2avx], + [libc_cv_cc_msse2avx=-msse2avx], + [libc_cv_cc_msse2avx=]) +]) +LIBC_CONFIG_VAR([config-cflags-msse2avx], + [$libc_cv_cc_msse2avx]) + test -n "$critic_missing" && AC_MSG_ERROR([ *** $critic_missing]) diff --git a/sysdeps/x86_64/fpu/multiarch/Makefile b/sysdeps/x86_64/fpu/multiarch/Makefile index caa1ec82fb..90719085b6 100644 --- a/sysdeps/x86_64/fpu/multiarch/Makefile +++ b/sysdeps/x86_64/fpu/multiarch/Makefile @@ -57,13 +57,13 @@ libm-sysdep_routines += e_exp-avx e_log-avx s_atan-avx \ e_atan2-avx s_sin-avx s_tan-avx \ s_sincos-avx -CFLAGS-e_atan2-avx.c = -msse2avx -DSSE2AVX -CFLAGS-e_exp-avx.c = -msse2avx -DSSE2AVX -CFLAGS-e_log-avx.c = -msse2avx -DSSE2AVX -CFLAGS-s_atan-avx.c = -msse2avx -DSSE2AVX -CFLAGS-s_sin-avx.c = -msse2avx -DSSE2AVX -CFLAGS-s_tan-avx.c = -msse2avx -DSSE2AVX -CFLAGS-s_sincos-avx.c = -msse2avx -DSSE2AVX +CFLAGS-e_atan2-avx.c = $(config-cflags-msse2avx) -DSSE2AVX +CFLAGS-e_exp-avx.c = $(config-cflags-msse2avx) -DSSE2AVX +CFLAGS-e_log-avx.c = $(config-cflags-msse2avx) -DSSE2AVX +CFLAGS-s_atan-avx.c = $(config-cflags-msse2avx) -DSSE2AVX +CFLAGS-s_sin-avx.c = $(config-cflags-msse2avx) -DSSE2AVX +CFLAGS-s_tan-avx.c = $(config-cflags-msse2avx) -DSSE2AVX +CFLAGS-s_sincos-avx.c = $(config-cflags-msse2avx) -DSSE2AVX endif ifeq ($(subdir),mathvec)
next reply other threads:[~2022-10-04 12:59 UTC|newest] Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-10-04 12:59 Adhemerval Zanella [this message] -- strict thread matches above, loose matches on Subject: below -- 2024-04-17 20:07 Adhemerval Zanella 2024-04-02 15:53 Adhemerval Zanella 2024-02-09 17:31 Adhemerval Zanella 2024-02-07 14:07 Adhemerval Zanella 2024-01-29 17:57 Adhemerval Zanella 2023-12-21 18:53 Adhemerval Zanella 2023-09-28 17:52 Adhemerval Zanella 2023-08-30 12:36 Adhemerval Zanella 2023-02-09 19:48 Adhemerval Zanella 2022-10-28 17:41 Adhemerval Zanella 2022-06-09 21:19 Adhemerval Zanella 2022-06-09 13:16 Adhemerval Zanella 2022-06-03 14:05 Adhemerval Zanella 2022-05-13 14:19 Adhemerval Zanella 2022-05-12 19:33 Adhemerval Zanella 2022-05-10 18:23 Adhemerval Zanella 2022-04-29 14:03 Adhemerval Zanella 2022-04-04 12:53 Adhemerval Zanella 2022-03-31 19:06 Adhemerval Zanella 2022-03-29 20:29 Adhemerval Zanella 2022-03-16 18:02 Adhemerval Zanella 2022-03-15 18:40 Adhemerval Zanella 2022-03-11 17:24 Adhemerval Zanella 2022-03-10 19:23 Adhemerval Zanella
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