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openSUSE:12.3
gcc41
gcc41-ldbl-default.patch
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File gcc41-ldbl-default.patch of Package gcc41
2006-02-05 Jakub Jelinek <jakub@redhat.com> * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file. (s390x-*-linux*): Likewise. * config/s390/t-linux64 (SHLIB_MAPFILES): Removed. * config/s390/t-linux: New file. * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file. (sparc64-*-linux*): Likewise. * config/sparc/t-linux64 (SHLIB_MAPFILES): Removed. * config/sparc/t-linux: New file. * config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi, __floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128. (__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if -m32 -mlong-double-128. * config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file. * config/alpha/t-linux: New file. * config/alpha/libgcc-alpha-ldbl.ver: New file. 2006-02-04 Jakub Jelinek <jakub@redhat.com> * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128. (CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here. * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32. (CPP_ARCH32_SPEC): Remove. 2006-02-03 Aldy Hernandez <aldyh@redhat.com> * config/s390/s390.c (override_options): Handle TARGET_DEFAULT_LONG_DOUBLE_128. * config/alpha/alpha.c (override_options): Handle TARGET_DEFAULT_LONG_DOUBLE_128. * config/sparc/sparc.c (sparc_override_options): Handle TARGET_DEFAULT_LONG_DOUBLE_128. 2006-02-04 Jakub Jelinek <jakub@redhat.com> * config/rs6000/linux.h [TARGET_DEFAULT_LONG_DOUBLE_128] (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define to 128. * config/rs6000/linux64.h [TARGET_DEFAULT_LONG_DOUBLE_128] (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define to 128. * configure.ac: Add --with{out}-long-double-128 configure option. (TARGET_DEFAULT_LONG_DOUBLE_128): New test. * configure: Rebuilt. * config.in: Rebuilt. Index: gcc/config/rs6000/linux.h =================================================================== --- gcc/config/rs6000/linux.h.orig 2006-02-11 19:40:32.000000000 +0100 +++ gcc/config/rs6000/linux.h 2009-11-20 13:42:00.000000000 +0100 @@ -120,3 +120,8 @@ #endif #define POWERPC_LINUX + +/* ppc linux has 128-bit long double support in glibc 2.4 and later. */ +#ifdef TARGET_DEFAULT_LONG_DOUBLE_128 +#define RS6000_DEFAULT_LONG_DOUBLE_SIZE 128 +#endif Index: gcc/config/rs6000/linux64.h =================================================================== --- gcc/config/rs6000/linux64.h.orig 2006-02-11 19:40:32.000000000 +0100 +++ gcc/config/rs6000/linux64.h 2009-11-20 13:42:00.000000000 +0100 @@ -570,3 +570,8 @@ while (0) #endif #define POWERPC_LINUX + +/* ppc{32,64} linux has 128-bit long double support in glibc 2.4 and later. */ +#ifdef TARGET_DEFAULT_LONG_DOUBLE_128 +#define RS6000_DEFAULT_LONG_DOUBLE_SIZE 128 +#endif Index: gcc/configure.ac =================================================================== --- gcc/configure.ac.orig 2009-11-20 13:40:48.000000000 +0100 +++ gcc/configure.ac 2009-11-20 13:42:00.000000000 +0100 @@ -3128,6 +3128,39 @@ if test x$gcc_cv_libc_provides_ssp = xye [Define if your target C library provides stack protector support]) fi +# Check if TFmode long double should be used by default or not. +# Some glibc targets used DFmode long double, but with glibc 2.4 +# and later they can use TFmode. +case "$target" in + powerpc*-*-*gnu* | \ + sparc*-*-linux* | \ + s390*-*-linux* | \ + alpha*-*-linux*) + AC_ARG_WITH(long-double-128, +[ --with-long-double-128 Use 128-bit long double by default.], + gcc_cv_target_ldbl128="$with_long_double_128", + [gcc_cv_target_ldbl128=no + if test x$host != x$target || test "x$TARGET_SYSTEM_ROOT" != x; then + if test "x$with_sysroot" = x; then + glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-include" + elif test "x$with_sysroot" = xyes; then + glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-root/usr/include" + else + glibc_header_dir="${with_sysroot}/usr/include" + fi + else + glibc_header_dir=/usr/include + fi + grep '^[ ]*#[ ]*define[ ][ ]*__LONG_DOUBLE_MATH_OPTIONAL' \ + $glibc_header_dir/bits/wordsize.h > /dev/null 2>&1 \ + && gcc_cv_target_ldbl128=yes]) + ;; +esac +if test x$gcc_cv_target_ldbl128 = xyes; then + AC_DEFINE(TARGET_DEFAULT_LONG_DOUBLE_128, 1, + [Define if TFmode long double should be the default]) +fi + # Find out what GC implementation we want, or may, use. AC_ARG_WITH(gc, [ --with-gc={page,zone} choose the garbage collection mechanism to use Index: gcc/configure =================================================================== --- gcc/configure.orig 2009-11-20 13:40:48.000000000 +0100 +++ gcc/configure 2009-11-20 13:42:00.000000000 +0100 @@ -931,6 +931,7 @@ Optional Packages: --with-libiconv-prefix[=DIR] search for libiconv in DIR/include and DIR/lib --without-libiconv-prefix don't search for libiconv in includedir and libdir --with-system-libunwind use installed libunwind + --with-long-double-128 Use 128-bit long double by default. --with-gc={page,zone} choose the garbage collection mechanism to use with the compiler --with-system-zlib use installed libz @@ -7492,7 +7493,7 @@ if test "${gcc_cv_prog_makeinfo_modern+s else ac_prog_version=`$MAKEINFO --version 2>&1 | sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'` - echo "configure:7495: version of makeinfo is $ac_prog_version" >&5 + echo "configure:7496: version of makeinfo is $ac_prog_version" >&5 case $ac_prog_version in '') gcc_cv_prog_makeinfo_modern=no;; 4.[2-9]*|4.[1-9][0-9]*|[5-9]*|[1-9][0-9]*) @@ -16210,6 +16211,46 @@ cat >>confdefs.h <<\_ACEOF _ACEOF fi + +# Check if TFmode long double should be used by default or not. +# Some glibc targets used DFmode long double, but with glibc 2.4 +# and later they can use TFmode. +case "$target" in + powerpc*-*-*gnu* | \ + sparc*-*-linux* | \ + s390*-*-linux* | \ + alpha*-*-linux*) + +# Check whether --with-long-double-128 or --without-long-double-128 was given. +if test "${with_long_double_128+set}" = set; then + withval="$with_long_double_128" + gcc_cv_target_ldbl128="$with_long_double_128" +else + gcc_cv_target_ldbl128=no + if test x$host != x$target || test "x$TARGET_SYSTEM_ROOT" != x; then + if test "x$with_sysroot" = x; then + glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-include" + elif test "x$with_sysroot" = xyes; then + glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-root/usr/include" + else + glibc_header_dir="${with_sysroot}/usr/include" + fi + else + glibc_header_dir=/usr/include + fi + grep '^ *#[ ]*define[ ][ ]*__LONG_DOUBLE_MATH_OPTIONAL' \ + $glibc_header_dir/bits/wordsize.h > /dev/null 2>&1 \ + && gcc_cv_target_ldbl128=yes +fi; + ;; +esac +if test x$gcc_cv_target_ldbl128 = xyes; then + +cat >>confdefs.h <<\_ACEOF +#define TARGET_DEFAULT_LONG_DOUBLE_128 1 +_ACEOF + +fi # Find out what GC implementation we want, or may, use. Index: gcc/config.in =================================================================== --- gcc/config.in.orig 2006-11-14 10:28:54.000000000 +0100 +++ gcc/config.in 2009-11-20 13:42:00.000000000 +0100 @@ -1277,6 +1277,12 @@ #endif +/* Define if TFmode long double should be the default */ +#ifndef USED_FOR_TARGET +#undef TARGET_DEFAULT_LONG_DOUBLE_128 +#endif + + /* Define if your target C library provides stack protector support */ #ifndef USED_FOR_TARGET #undef TARGET_LIBC_PROVIDES_SSP Index: gcc/config/alpha/alpha.c =================================================================== --- gcc/config/alpha/alpha.c.orig 2006-03-30 17:18:46.000000000 +0200 +++ gcc/config/alpha/alpha.c 2009-11-20 13:42:00.000000000 +0100 @@ -516,6 +516,11 @@ override_options (void) REAL_MODE_FORMAT (DFmode) = &vax_g_format; REAL_MODE_FORMAT (TFmode) = NULL; } + +#ifdef TARGET_DEFAULT_LONG_DOUBLE_128 + if (!(target_flags_explicit & MASK_LONG_DOUBLE_128)) + target_flags |= MASK_LONG_DOUBLE_128; +#endif } /* Returns 1 if VALUE is a mask that contains full bytes of zero or ones. */ Index: gcc/config/s390/s390.c =================================================================== --- gcc/config/s390/s390.c.orig 2006-11-29 10:58:42.000000000 +0100 +++ gcc/config/s390/s390.c 2009-11-20 13:42:00.000000000 +0100 @@ -1433,6 +1433,11 @@ override_options (void) } else if (s390_stack_guard) error ("-mstack-guard implies use of -mstack-size"); + +#ifdef TARGET_DEFAULT_LONG_DOUBLE_128 + if (!(target_flags_explicit & MASK_LONG_DOUBLE_128)) + target_flags |= MASK_LONG_DOUBLE_128; +#endif } /* Map for smallest class containing reg regno. */ Index: gcc/config/sparc/linux.h =================================================================== --- gcc/config/sparc/linux.h.orig 2006-02-11 19:40:32.000000000 +0100 +++ gcc/config/sparc/linux.h 2009-11-20 13:42:00.000000000 +0100 @@ -23,17 +23,19 @@ Boston, MA 02110-1301, USA. */ #define TARGET_OS_CPP_BUILTINS() \ do \ { \ - builtin_define_std ("unix"); \ - builtin_define_std ("linux"); \ - builtin_define ("__gnu_linux__"); \ - builtin_assert ("system=linux"); \ - builtin_assert ("system=unix"); \ - builtin_assert ("system=posix"); \ - if (flag_pic) \ - { \ - builtin_define ("__PIC__"); \ - builtin_define ("__pic__"); \ - } \ + builtin_define_std ("unix"); \ + builtin_define_std ("linux"); \ + builtin_define ("__gnu_linux__"); \ + builtin_assert ("system=linux"); \ + builtin_assert ("system=unix"); \ + builtin_assert ("system=posix"); \ + if (flag_pic) \ + { \ + builtin_define ("__PIC__"); \ + builtin_define ("__pic__"); \ + } \ + if (TARGET_LONG_DOUBLE_128) \ + builtin_define ("__LONG_DOUBLE_128__"); \ } \ while (0) @@ -100,8 +102,7 @@ Boston, MA 02110-1301, USA. */ #undef CPP_SUBTARGET_SPEC #define CPP_SUBTARGET_SPEC \ -"%{posix:-D_POSIX_SOURCE} \ -%{pthread:-D_REENTRANT} %{mlong-double-128:-D__LONG_DOUBLE_128__}" +"%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}" #undef LIB_SPEC #define LIB_SPEC \ Index: gcc/config/sparc/sparc.c =================================================================== --- gcc/config/sparc/sparc.c.orig 2006-04-17 11:29:54.000000000 +0200 +++ gcc/config/sparc/sparc.c 2009-11-20 13:42:00.000000000 +0100 @@ -790,6 +790,11 @@ sparc_override_options (void) sparc_costs = &ultrasparc3_costs; break; }; + +#ifdef TARGET_DEFAULT_LONG_DOUBLE_128 + if (!(target_flags_explicit & MASK_LONG_DOUBLE_128)) + target_flags |= MASK_LONG_DOUBLE_128; +#endif } #ifdef SUBTARGET_ATTRIBUTE_TABLE Index: gcc/config/sparc/linux64.h =================================================================== --- gcc/config/sparc/linux64.h.orig 2006-02-11 19:40:32.000000000 +0100 +++ gcc/config/sparc/linux64.h 2009-11-20 13:42:00.000000000 +0100 @@ -20,22 +20,24 @@ along with GCC; see the file COPYING. I the Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ -#define TARGET_OS_CPP_BUILTINS() \ - do \ - { \ - builtin_define_std ("unix"); \ - builtin_define_std ("linux"); \ - builtin_define ("_LONGLONG"); \ - builtin_define ("__gnu_linux__"); \ - builtin_assert ("system=linux"); \ - builtin_assert ("system=unix"); \ - builtin_assert ("system=posix"); \ - if (flag_pic) \ - { \ - builtin_define ("__PIC__"); \ - builtin_define ("__pic__"); \ - } \ - } \ +#define TARGET_OS_CPP_BUILTINS() \ + do \ + { \ + builtin_define_std ("unix"); \ + builtin_define_std ("linux"); \ + builtin_define ("_LONGLONG"); \ + builtin_define ("__gnu_linux__"); \ + builtin_assert ("system=linux"); \ + builtin_assert ("system=unix"); \ + builtin_assert ("system=posix"); \ + if (flag_pic) \ + { \ + builtin_define ("__PIC__"); \ + builtin_define ("__pic__"); \ + } \ + if (TARGET_ARCH32 && TARGET_LONG_DOUBLE_128) \ + builtin_define ("__LONG_DOUBLE_128__"); \ + } \ while (0) /* Don't assume anything about the header files. */ @@ -59,13 +61,6 @@ Boston, MA 02110-1301, USA. */ #undef ASM_CPU_DEFAULT_SPEC #define ASM_CPU_DEFAULT_SPEC "-Av9a" -#ifdef SPARC_BI_ARCH - -#undef CPP_ARCH32_SPEC -#define CPP_ARCH32_SPEC "%{mlong-double-128:-D__LONG_DOUBLE_128__}" - -#endif - /* Provide a STARTFILE_SPEC appropriate for GNU/Linux. Here we add the GNU/Linux magical crtbegin.o file (see crtstuff.c) which provides part of the support for getting C++ file-scope static Index: gcc/config.gcc =================================================================== --- gcc/config.gcc.orig 2009-11-20 13:41:10.000000000 +0100 +++ gcc/config.gcc 2009-11-20 13:42:00.000000000 +0100 @@ -568,7 +568,7 @@ alpha*-*-unicosmk*) alpha*-*-linux*) tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h" target_cpu_default="MASK_GAS" - tmake_file="${tmake_file} alpha/t-crtfm alpha/t-alpha alpha/t-ieee" + tmake_file="${tmake_file} alpha/t-crtfm alpha/t-alpha alpha/t-ieee alpha/t-linux" ;; alpha*-*-gnu*) target_cpu_default="MASK_GAS" @@ -2056,7 +2056,7 @@ sparc-*-elf*) sparc-*-linux*) # SPARC's running GNU/Linux, libc6 tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/linux.h" extra_options="${extra_options} sparc/long-double-switch.opt" - tmake_file="${tmake_file} sparc/t-crtfm" + tmake_file="${tmake_file} sparc/t-linux sparc/t-crtfm" ;; sparc-*-rtems*) tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sp-elf.h sparc/rtemself.h rtems.h" @@ -2175,7 +2175,7 @@ sparc64-*-freebsd*|ultrasparc-*-freebsd* sparc64-*-linux*) # 64-bit SPARC's running GNU/Linux tm_file="sparc/biarch64.h ${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/linux64.h" extra_options="${extra_options} sparc/long-double-switch.opt" - tmake_file="${tmake_file} sparc/t-linux64 sparc/t-crtfm" + tmake_file="${tmake_file} sparc/t-linux sparc/t-linux64 sparc/t-crtfm" ;; sparc64-*-netbsd*) tm_file="sparc/biarch64.h ${tm_file}" Index: gcc/config/alpha/libgcc-alpha-ldbl.ver =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gcc/config/alpha/libgcc-alpha-ldbl.ver 2009-11-20 13:42:00.000000000 +0100 @@ -0,0 +1,32 @@ +%ifdef __LONG_DOUBLE_128__ + +# long double 128 bit support in libgcc_s.so.1 is only available +# when configured with --with-long-double-128. Make sure all the +# symbols are available at @@GCC_LDBL_* versions to make it clear +# there is a configurable symbol set. + +%exclude { + __fixtfdi + __fixunstfdi + __floatditf + + __divtc3 + __multc3 + __powitf2 +} + +%inherit GCC_LDBL_3.0 GCC_3.0 +GCC_LDBL_3.0 { + __fixtfdi + __fixunstfdi + __floatditf +} + +%inherit GCC_LDBL_4.0.0 GCC_4.0.0 +GCC_LDBL_4.0.0 { + __divtc3 + __multc3 + __powitf2 +} + +%endif Index: gcc/config/alpha/t-linux =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gcc/config/alpha/t-linux 2009-11-20 13:42:00.000000000 +0100 @@ -0,0 +1 @@ +SHLIB_MAPFILES += $(srcdir)/config/alpha/libgcc-alpha-ldbl.ver Index: gcc/config/sparc/t-linux64 =================================================================== --- gcc/config/sparc/t-linux64.orig 2006-02-07 17:44:30.000000000 +0100 +++ gcc/config/sparc/t-linux64 2009-11-20 13:42:00.000000000 +0100 @@ -8,12 +8,6 @@ INSTALL_LIBGCC = install-multilib EXTRA_MULTILIB_PARTS=crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o \ crtfastmath.o -# Override t-slibgcc-elf-ver to export some libgcc symbols with -# the symbol versions that glibc used. -# Avoid the t-linux version file. -SHLIB_MAPFILES = $(srcdir)/libgcc-std.ver \ - $(srcdir)/config/sparc/libgcc-sparc-glibc.ver - CRTSTUFF_T_CFLAGS = `if test x$$($(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) \ -print-multi-os-directory) \ = x../lib64; then echo -mcmodel=medany; fi` Index: gcc/config/sparc/libgcc-sparc-glibc.ver =================================================================== --- gcc/config/sparc/libgcc-sparc-glibc.ver.orig 2006-02-07 17:44:30.000000000 +0100 +++ gcc/config/sparc/libgcc-sparc-glibc.ver 2009-11-20 13:42:00.000000000 +0100 @@ -26,3 +26,36 @@ GLIBC_VER { __frame_state_for __register_frame_info_table } + +%if !defined (__arch64__) && defined (__LONG_DOUBLE_128__) + +# long double 128 bit support from 32-bit libgcc_s.so.1 is only available +# when configured with --with-long-double-128. Make sure all the +# symbols are available at @@GCC_LDBL_* versions to make it clear +# there is a configurable symbol set. + +%exclude { + __fixtfdi + __fixunstfdi + __floatditf + + __divtc3 + __multc3 + __powitf2 +} + +%inherit GCC_LDBL_3.0 GCC_3.0 +GCC_LDBL_3.0 { + __fixtfdi + __fixunstfdi + __floatditf +} + +%inherit GCC_LDBL_4.0.0 GCC_4.0.0 +GCC_LDBL_4.0.0 { + __divtc3 + __multc3 + __powitf2 +} + +%endif Index: gcc/config/sparc/t-linux =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gcc/config/sparc/t-linux 2009-11-20 13:42:00.000000000 +0100 @@ -0,0 +1,5 @@ +# Override t-slibgcc-elf-ver to export some libgcc symbols with +# the symbol versions that glibc used. +# Avoid the t-linux version file. +SHLIB_MAPFILES = $(srcdir)/libgcc-std.ver \ + $(srcdir)/config/sparc/libgcc-sparc-glibc.ver Index: gcc/config/s390/t-linux =================================================================== --- gcc/config/s390/t-linux.orig 2006-02-07 17:44:30.000000000 +0100 +++ gcc/config/s390/t-linux 2009-11-20 13:42:00.000000000 +0100 @@ -1,3 +1,6 @@ # Override t-slibgcc-elf-ver to export some libgcc symbols with # the symbol versions that glibc used. SHLIB_MAPFILES = $(srcdir)/libgcc-std.ver $(srcdir)/config/s390/libgcc-glibc.ver +# Override t-slibgcc-elf-ver to export some libgcc symbols with +# the symbol versions that glibc used. +SHLIB_MAPFILES = $(srcdir)/libgcc-std.ver $(srcdir)/config/s390/libgcc-glibc.ver
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