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Move system-specific settings out of toplevel configure.in and config.make.in.

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This commit is contained in:
Joseph Myers 2013-03-20 22:37:06 +00:00
parent 912cc4b3e4
commit bef0b50749
13 changed files with 90 additions and 37 deletions
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41
ChangeLog
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@ -1,3 +1,44 @@
2013-03-20 Joseph Myers <joseph@codesourcery.com>
* aclocal.m4 (LIBC_CONFIG_VAR): New autoconf macro.
* config.make.in (config-cflags-sse4): Remove variable.
(config-cflags-avx): Likewise.
(config-cflags-sse2avx): Likewise.
(config-cflags-novzeroupper): Likewise.
(config-asflags-i686): Likewise.
(have-mfma4): Likewise.
(have-as-vis3): Likewise.
(MIG): Likewise.
* configure.in (MIG): Do not AC_SUBST.
(libc_cv_cc_nofma): Move AC_SUBST next to configure test.
(libc_cv_cc_sse4): Do not AC_SUBST.
(libc_cv_cc_avx): Likewise.
(libc_cv_cc_sse2avx): Likewise.
(libc_cv_cc_novzeroupper): Likewise.
(libc_cv_cc_fma4): Likewise.
(libc_cv_as_i686): Likewise.
(libc_cv_sparc_as_vis3): Likewise.
* sysdeps/i386/configure.in (config-cflags-sse4): Set using
LIBC_CONFIG_VAR.
(config-asflags-i686): Likewise.
(config-cflags-avx): Likewise.
(config-cflags-sse2avx): Likewise.
(have-mfma4): Likewise.
(config-cflags-novzeroupper): Likewise.
* sysdeps/mach/configure.in (MIG): Likewise.
* sysdeps/sparc/configure.in (have-as-vis3): Likewise.
* sysdeps/x86_64/configure.in (config-cflags-sse4): Set using
LIBC_CONFIG_VAR.
(config-cflags-avx): Likewise.
(config-cflags-sse2avx): Likewise.
(have-mfma4): Likewise.
(config-cflags-novzeroupper): Likewise.
* configure: Regenerated.
* sysdeps/i386/configure: Likewise.
* sysdeps/mach/configure: Likewise.
* sysdeps/sparc/configure: Likewise.
* sysdeps/x86_64/configure: Likewise.
2013-03-20 Roland McGrath <roland@hack.frob.com>
[BZ #14812]

7
aclocal.m4 vendored
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@ -241,3 +241,10 @@ else
$4
fi
AC_MSG_RESULT($libc_linker_feature)])
dnl Add a makefile variable, with value set from a shell string
dnl (expanded by the shell inside double quotes), to config.make.
dnl LIBC_CONFIG_VAR(make-variable, shell-value)
AC_DEFUN([LIBC_CONFIG_VAR],
[config_vars="$config_vars
$1 = $2"])

8
config.make.in
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@ -37,12 +37,7 @@ cflags-cpu = @libc_cv_cc_submachine@
asflags-cpu = @libc_cv_cc_submachine@
config-extra-cflags = @libc_extra_cflags@
config-cflags-sse4 = @libc_cv_cc_sse4@
config-cflags-avx = @libc_cv_cc_avx@
config-cflags-sse2avx = @libc_cv_cc_sse2avx@
config-cflags-novzeroupper = @libc_cv_cc_novzeroupper@
config-cflags-nofma = @libc_cv_cc_nofma@
config-asflags-i686 = @libc_cv_as_i686@
defines = @DEFINES@
sysheaders = @sysheaders@
@ -58,8 +53,6 @@ old-glibc-headers = @old_glibc_headers@
unwind-find-fde = @libc_cv_gcc_unwind_find_fde@
have-forced-unwind = @libc_cv_forced_unwind@
have-fpie = @libc_cv_fpie@
have-mfma4 = @libc_cv_cc_fma4@
have-as-vis3 = @libc_cv_sparc_as_vis3@
gnu89-inline-CFLAGS = @gnu89_inline@
have-ssp = @libc_cv_ssp@
have-selinux = @have_selinux@
@ -115,7 +108,6 @@ AR = @AR@
NM = @NM@
MAKEINFO = @MAKEINFO@
AS = $(CC) -c
MIG = @MIG@
BISON = @BISON@
AUTOCONF = @AUTOCONF@
OBJDUMP = @OBJDUMP@

20
configure vendored
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@ -581,14 +581,6 @@ shared
static
ldd_rewrite_script
use_ldconfig
libc_cv_sparc_as_vis3
libc_cv_as_i686
libc_cv_cc_nofma
libc_cv_cc_fma4
libc_cv_cc_novzeroupper
libc_cv_cc_sse2avx
libc_cv_cc_avx
libc_cv_cc_sse4
libc_cv_forced_unwind
libc_cv_rootsbindir
libc_cv_localstatedir
@ -607,6 +599,7 @@ have_libcap
have_libaudit
LIBGD
libc_cv_cc_submachine
libc_cv_cc_nofma
exceptions
gnu89_inline
libc_cv_ssp
@ -639,7 +632,6 @@ MSGFMT
MAKE
LD
AS
MIG
OBJCOPY
OBJDUMP
AR
@ -6912,6 +6904,7 @@ fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_nofma" >&5
$as_echo "$libc_cv_cc_nofma" >&6; }
if test -n "$submachine"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for compiler option for CPU variant" >&5
$as_echo_n "checking for compiler option for CPU variant... " >&6; }
@ -7367,15 +7360,6 @@ fi
if test x$use_ldconfig = xyes; then
$as_echo "#define USE_LDCONFIG 1" >>confdefs.h

12
configure.in
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@ -954,7 +954,6 @@ fi
AC_PROG_LN_S
LIBC_PROG_BINUTILS
AC_SUBST(MIG)dnl Needed by sysdeps/mach/configure.in
# Accept binutils 2.20 or newer.
AC_CHECK_PROG_VER(AS, $AS, --version,
@ -1948,6 +1947,7 @@ libc_cv_cc_nofma=
for opt in -ffp-contract=off -mno-fused-madd; do
LIBC_TRY_CC_OPTION([$opt], [libc_cv_cc_nofma=$opt; break])
done])
AC_SUBST(libc_cv_cc_nofma)
if test -n "$submachine"; then
AC_CACHE_CHECK([for compiler option for CPU variant],
@ -2160,16 +2160,6 @@ AC_SUBST(libc_cv_localstatedir)
AC_SUBST(libc_cv_rootsbindir)
AC_SUBST(libc_cv_forced_unwind)
dnl sysdeps/CPU/configure.in checks set this via arch-specific asm tests
AC_SUBST(libc_cv_cc_sse4)
AC_SUBST(libc_cv_cc_avx)
AC_SUBST(libc_cv_cc_sse2avx)
AC_SUBST(libc_cv_cc_novzeroupper)
AC_SUBST(libc_cv_cc_fma4)
AC_SUBST(libc_cv_cc_nofma)
AC_SUBST(libc_cv_as_i686)
AC_SUBST(libc_cv_sparc_as_vis3)
if test x$use_ldconfig = xyes; then
AC_DEFINE(USE_LDCONFIG)
fi

12
sysdeps/i386/configure vendored
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@ -66,6 +66,8 @@ if test $libc_cv_cc_sse4 = yes; then
$as_echo "#define HAVE_SSE4_SUPPORT 1" >>confdefs.h
fi
config_vars="$config_vars
config-cflags-sse4 = $libc_cv_cc_sse4"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for assembler -mtune=i686 support" >&5
$as_echo_n "checking for assembler -mtune=i686 support... " >&6; }
@ -86,6 +88,8 @@ fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_as_i686" >&5
$as_echo "$libc_cv_as_i686" >&6; }
config_vars="$config_vars
config-asflags-i686 = $libc_cv_as_i686"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for AVX support" >&5
$as_echo_n "checking for AVX support... " >&6; }
@ -110,6 +114,8 @@ if test $libc_cv_cc_avx = yes; then
$as_echo "#define HAVE_AVX_SUPPORT 1" >>confdefs.h
fi
config_vars="$config_vars
config-cflags-avx = $libc_cv_cc_avx"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for AVX encoding of SSE instructions" >&5
$as_echo_n "checking for AVX encoding of SSE instructions... " >&6; }
@ -134,6 +140,8 @@ if test $libc_cv_cc_sse2avx = yes; then
$as_echo "#define HAVE_SSE2AVX_SUPPORT 1" >>confdefs.h
fi
config_vars="$config_vars
config-cflags-sse2avx = $libc_cv_cc_sse2avx"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for FMA4 support" >&5
$as_echo_n "checking for FMA4 support... " >&6; }
@ -158,6 +166,8 @@ if test $libc_cv_cc_fma4 = yes; then
$as_echo "#define HAVE_FMA4_SUPPORT 1" >>confdefs.h
fi
config_vars="$config_vars
have-mfma4 = $libc_cv_cc_fma4"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -mno-vzeroupper support" >&5
$as_echo_n "checking for -mno-vzeroupper support... " >&6; }
@ -178,6 +188,8 @@ fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_novzeroupper" >&5
$as_echo "$libc_cv_cc_novzeroupper" >&6; }
config_vars="$config_vars
config-cflags-novzeroupper = $libc_cv_cc_novzeroupper"
$as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h

6
sysdeps/i386/configure.in
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@ -12,6 +12,7 @@ LIBC_TRY_CC_OPTION([-msse4], [libc_cv_cc_sse4=yes], [libc_cv_cc_sse4=no])
if test $libc_cv_cc_sse4 = yes; then
AC_DEFINE(HAVE_SSE4_SUPPORT)
fi
LIBC_CONFIG_VAR([config-cflags-sse4], [$libc_cv_cc_sse4])
dnl Check if -Wa,-mtune=i686 works.
AC_CACHE_CHECK(for assembler -mtune=i686 support, libc_cv_as_i686, [dnl
@ -19,6 +20,7 @@ LIBC_TRY_CC_OPTION([-Wa,-mtune=i686],
[libc_cv_as_i686=yes],
[libc_cv_as_i686=no])
])
LIBC_CONFIG_VAR([config-asflags-i686], [$libc_cv_as_i686])
dnl Check if -mavx works.
AC_CACHE_CHECK(for AVX support, libc_cv_cc_avx, [dnl
@ -27,6 +29,7 @@ LIBC_TRY_CC_OPTION([-mavx], [libc_cv_cc_avx=yes], [libc_cv_cc_avx=no])
if test $libc_cv_cc_avx = yes; then
AC_DEFINE(HAVE_AVX_SUPPORT)
fi
LIBC_CONFIG_VAR([config-cflags-avx], [$libc_cv_cc_avx])
dnl Check if -msse2avx works.
AC_CACHE_CHECK(for AVX encoding of SSE instructions, libc_cv_cc_sse2avx, [dnl
@ -37,6 +40,7 @@ LIBC_TRY_CC_OPTION([-msse2avx],
if test $libc_cv_cc_sse2avx = yes; then
AC_DEFINE(HAVE_SSE2AVX_SUPPORT)
fi
LIBC_CONFIG_VAR([config-cflags-sse2avx], [$libc_cv_cc_sse2avx])
dnl Check if -mfma4 works.
AC_CACHE_CHECK(for FMA4 support, libc_cv_cc_fma4, [dnl
@ -45,6 +49,7 @@ LIBC_TRY_CC_OPTION([-mfma4], [libc_cv_cc_fma4=yes], [libc_cv_cc_fma4=no])
if test $libc_cv_cc_fma4 = yes; then
AC_DEFINE(HAVE_FMA4_SUPPORT)
fi
LIBC_CONFIG_VAR([have-mfma4], [$libc_cv_cc_fma4])
dnl Check if -mno-vzeroupper works.
AC_CACHE_CHECK(for -mno-vzeroupper support, libc_cv_cc_novzeroupper, [dnl
@ -52,6 +57,7 @@ LIBC_TRY_CC_OPTION([-mno-vzeroupper],
[libc_cv_cc_novzeroupper=yes],
[libc_cv_cc_novzeroupper=no])
])
LIBC_CONFIG_VAR([config-cflags-novzeroupper], [$libc_cv_cc_novzeroupper])
dnl It is always possible to access static and hidden symbols in an
dnl position independent way.

2
sysdeps/mach/configure vendored
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@ -162,6 +162,8 @@ fi
if test "x$MIG" = xMISSING; then
as_fn_error $? "cannot find required build tool mig" "$LINENO" 5
fi
config_vars="$config_vars
MIG = $MIG"
### Sanity checks for Mach header installation

1
sysdeps/mach/configure.in
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@ -4,6 +4,7 @@ AC_CHECK_TOOL(MIG, mig, MISSING)
if test "x$MIG" = xMISSING; then
AC_MSG_ERROR([cannot find required build tool mig])
fi
LIBC_CONFIG_VAR([MIG], [$MIG])
### Sanity checks for Mach header installation
AC_CHECK_HEADER(mach/mach_types.h,,

2
sysdeps/sparc/configure vendored
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@ -40,6 +40,8 @@ if test $libc_cv_sparc_as_vis3 = yes; then
$as_echo "#define HAVE_AS_VIS3_SUPPORT 1" >>confdefs.h
fi
config_vars="$config_vars
have-as-vis3 = $libc_cv_sparc_as_vis3"
# Check for a GCC emitting GOTDATA relocations.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sparc gcc GOTDATA reloc support" >&5

1
sysdeps/sparc/configure.in
View File

@ -28,6 +28,7 @@ rm -f conftest*])
if test $libc_cv_sparc_as_vis3 = yes; then
AC_DEFINE(HAVE_AS_VIS3_SUPPORT)
fi
LIBC_CONFIG_VAR([have-as-vis3], [$libc_cv_sparc_as_vis3])
# Check for a GCC emitting GOTDATA relocations.
AC_CACHE_CHECK(for sparc gcc GOTDATA reloc support, libc_cv_sparc_gcc_gotdata, [dnl

10
sysdeps/x86_64/configure vendored
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@ -66,6 +66,8 @@ if test $libc_cv_cc_sse4 = yes; then
$as_echo "#define HAVE_SSE4_SUPPORT 1" >>confdefs.h
fi
config_vars="$config_vars
config-cflags-sse4 = $libc_cv_cc_sse4"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for AVX support" >&5
$as_echo_n "checking for AVX support... " >&6; }
@ -90,6 +92,8 @@ if test $libc_cv_cc_avx = yes; then
$as_echo "#define HAVE_AVX_SUPPORT 1" >>confdefs.h
fi
config_vars="$config_vars
config-cflags-avx = $libc_cv_cc_avx"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for AVX encoding of SSE instructions" >&5
$as_echo_n "checking for AVX encoding of SSE instructions... " >&6; }
@ -114,6 +118,8 @@ if test $libc_cv_cc_sse2avx = yes; then
$as_echo "#define HAVE_SSE2AVX_SUPPORT 1" >>confdefs.h
fi
config_vars="$config_vars
config-cflags-sse2avx = $libc_cv_cc_sse2avx"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for FMA4 support" >&5
$as_echo_n "checking for FMA4 support... " >&6; }
@ -138,6 +144,8 @@ if test $libc_cv_cc_fma4 = yes; then
$as_echo "#define HAVE_FMA4_SUPPORT 1" >>confdefs.h
fi
config_vars="$config_vars
have-mfma4 = $libc_cv_cc_fma4"
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -mno-vzeroupper support" >&5
$as_echo_n "checking for -mno-vzeroupper support... " >&6; }
@ -158,6 +166,8 @@ fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_novzeroupper" >&5
$as_echo "$libc_cv_cc_novzeroupper" >&6; }
config_vars="$config_vars
config-cflags-novzeroupper = $libc_cv_cc_novzeroupper"
$as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h

5
sysdeps/x86_64/configure.in
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@ -12,6 +12,7 @@ LIBC_TRY_CC_OPTION([-msse4], [libc_cv_cc_sse4=yes], [libc_cv_cc_sse4=no])
if test $libc_cv_cc_sse4 = yes; then
AC_DEFINE(HAVE_SSE4_SUPPORT)
fi
LIBC_CONFIG_VAR([config-cflags-sse4], [$libc_cv_cc_sse4])
dnl Check if -mavx works.
AC_CACHE_CHECK(for AVX support, libc_cv_cc_avx, [dnl
@ -20,6 +21,7 @@ LIBC_TRY_CC_OPTION([-mavx], [libc_cv_cc_avx=yes], [libc_cv_cc_avx=no])
if test $libc_cv_cc_avx = yes; then
AC_DEFINE(HAVE_AVX_SUPPORT)
fi
LIBC_CONFIG_VAR([config-cflags-avx], [$libc_cv_cc_avx])
dnl Check if -msse2avx works.
AC_CACHE_CHECK(for AVX encoding of SSE instructions, libc_cv_cc_sse2avx, [dnl
@ -30,6 +32,7 @@ LIBC_TRY_CC_OPTION([-msse2avx],
if test $libc_cv_cc_sse2avx = yes; then
AC_DEFINE(HAVE_SSE2AVX_SUPPORT)
fi
LIBC_CONFIG_VAR([config-cflags-sse2avx], [$libc_cv_cc_sse2avx])
dnl Check if -mfma4 works.
AC_CACHE_CHECK(for FMA4 support, libc_cv_cc_fma4, [dnl
@ -38,6 +41,7 @@ LIBC_TRY_CC_OPTION([-mfma4], [libc_cv_cc_fma4=yes], [libc_cv_cc_fma4=no])
if test $libc_cv_cc_fma4 = yes; then
AC_DEFINE(HAVE_FMA4_SUPPORT)
fi
LIBC_CONFIG_VAR([have-mfma4], [$libc_cv_cc_fma4])
dnl Check if -mno-vzeroupper works.
AC_CACHE_CHECK(for -mno-vzeroupper support, libc_cv_cc_novzeroupper, [dnl
@ -45,6 +49,7 @@ LIBC_TRY_CC_OPTION([-mno-vzeroupper],
[libc_cv_cc_novzeroupper=yes],
[libc_cv_cc_novzeroupper=no])
])
LIBC_CONFIG_VAR([config-cflags-novzeroupper], [$libc_cv_cc_novzeroupper])
dnl It is always possible to access static and hidden symbols in an
dnl position independent way.