From: Rainer Orth Date: Wed, 13 Jul 2011 17:39:35 +0000 (+0000) Subject: crtprec.c: Move to ../libgcc/config/i386. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b3fe1584251c039b787e1775ea725bc161cf334c;p=gcc.git crtprec.c: Move to ../libgcc/config/i386. gcc: * config/i386/crtprec.c: Move to ../libgcc/config/i386. * config/i386/t-crtpc: Remove. * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove. * config.gcc (i[34567]86-*-darwin*): Remove i386/t-crtpc from tmake_file. (x86_64-*-darwin*): Likewise. (i[34567]86-*-linux*): Likewise. (x86_64-*-linux*): Likewise. * config/i386/sol2.h (ENDFILE_SPEC): Redefine. Handle -mpc32, -mpc64, -mpc80. libgcc: * config/i386/crtprec.c: New file. * config/i386/t-crtpc: Use $(srcdir) to refer to crtprec.c. * config.host (i[34567]86-*-darwin*): Add i386/t-crtpc to tmake_file. Add crtprec32.o, crtprec64.o, crtprec80.o to extra_parts. (x86_64-*-darwin*): Likewise. (i[34567]86-*-solaris2*: Likewise. gcc/testsuite: * gcc.c-torture/execute/990127-2.x: Use -mpc64 on i?86-*-darwin*, i?86-*-solaris2*, x86_64-*-darwin*, x86_64-*-solaris2*. From-SVN: r176242 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8f83ff3ecb5..881d83f4445 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,17 @@ +2011-07-13 Rainer Orth + + * config/i386/crtprec.c: Move to ../libgcc/config/i386. + * config/i386/t-crtpc: Remove. + * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove. + * config.gcc (i[34567]86-*-darwin*): Remove i386/t-crtpc from + tmake_file. + (x86_64-*-darwin*): Likewise. + (i[34567]86-*-linux*): Likewise. + (x86_64-*-linux*): Likewise. + + * config/i386/sol2.h (ENDFILE_SPEC): Redefine. + Handle -mpc32, -mpc64, -mpc80. + 2011-07-13 Rainer Orth * config/alpha/crtfastmath.c: Move to ../libgcc/config/alpha. diff --git a/gcc/config.gcc b/gcc/config.gcc index 77424f2df51..03fa7d274ca 100644 --- a/gcc/config.gcc +++ b/gcc/config.gcc @@ -1208,12 +1208,12 @@ i[34567]86-*-darwin*) need_64bit_isa=yes # Baseline choice for a machine that allows m64 support. with_cpu=${with_cpu:-core2} - tmake_file="${tmake_file} t-slibgcc-dummy i386/t-crtpc" + tmake_file="${tmake_file} t-slibgcc-dummy" libgcc_tm_file="$libgcc_tm_file i386/darwin-lib.h" ;; x86_64-*-darwin*) with_cpu=${with_cpu:-core2} - tmake_file="${tmake_file} ${cpu_type}/t-darwin64 t-slibgcc-dummy i386/t-crtpc" + tmake_file="${tmake_file} ${cpu_type}/t-darwin64 t-slibgcc-dummy" tm_file="${tm_file} ${cpu_type}/darwin64.h" libgcc_tm_file="$libgcc_tm_file i386/darwin-lib.h" ;; @@ -1311,7 +1311,7 @@ i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu | i i[34567]86-*-kopensolaris*-gnu) tm_file="${tm_file} i386/gnu-user.h kopensolaris-gnu.h i386/kopensolaris-gnu.h" ;; i[34567]86-*-gnu*) tm_file="$tm_file i386/gnu-user.h gnu.h i386/gnu.h";; esac - tmake_file="${tmake_file} i386/t-crtstuff i386/t-crtpc" + tmake_file="${tmake_file} i386/t-crtstuff" ;; x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu) tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h gnu-user.h glibc-stdint.h \ @@ -1323,7 +1323,7 @@ x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu) x86_64-*-kfreebsd*-gnu) tm_file="${tm_file} kfreebsd-gnu.h i386/kfreebsd-gnu64.h" ;; x86_64-*-knetbsd*-gnu) tm_file="${tm_file} knetbsd-gnu.h" ;; esac - tmake_file="${tmake_file} i386/t-linux64 i386/t-crtstuff i386/t-crtpc" + tmake_file="${tmake_file} i386/t-linux64 i386/t-crtstuff" x86_multilibs="${with_multilib_list}" if test "$x86_multilibs" = "default"; then x86_multilibs="m64,m32" diff --git a/gcc/config/i386/crtprec.c b/gcc/config/i386/crtprec.c deleted file mode 100644 index 4f42a8fa1c1..00000000000 --- a/gcc/config/i386/crtprec.c +++ /dev/null @@ -1,47 +0,0 @@ -/* - * Copyright (C) 2007, 2009 Free Software Foundation, Inc. - * - * This file is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 3, or (at your option) any - * later version. - * - * This file is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * Under Section 7 of GPL version 3, you are granted additional - * permissions described in the GCC Runtime Library Exception, version - * 3.1, as published by the Free Software Foundation. - * - * You should have received a copy of the GNU General Public License and - * a copy of the GCC Runtime Library Exception along with this program; - * see the files COPYING3 and COPYING.RUNTIME respectively. If not, see - * . - */ - -#if __PREC == 32 - #define X87CW (0 << 8) /* Single precision (24 bits) */ -#elif __PREC == 64 - #define X87CW (2 << 8) /* Double precision (53 bits) */ -#elif __PREC == 80 - #define X87CW (3 << 8) /* Extended precision (64 bits) */ -#else - #error "Wrong precision requested." -#endif - -#define X87CW_PCMASK (3 << 8) - -static void __attribute__((constructor)) -set_precision (void) -{ - unsigned short int cwd; - - asm volatile ("fstcw\t%0" : "=m" (cwd)); - - cwd &= ~X87CW_PCMASK; - cwd |= X87CW; - - asm volatile ("fldcw\t%0" : : "m" (cwd)); -} diff --git a/gcc/config/i386/sol2.h b/gcc/config/i386/sol2.h index f620de5fa44..e0e7c5b6a1e 100644 --- a/gcc/config/i386/sol2.h +++ b/gcc/config/i386/sol2.h @@ -70,6 +70,14 @@ along with GCC; see the file COPYING3. If not see #undef ASM_SPEC #define ASM_SPEC ASM_SPEC_BASE +#undef ENDFILE_SPEC +#define ENDFILE_SPEC \ + "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \ + %{mpc32:crtprec32.o%s} \ + %{mpc64:crtprec64.o%s} \ + %{mpc80:crtprec80.o%s} \ + crtend.o%s crtn.o%s" + #define SUBTARGET_CPU_EXTRA_SPECS \ { "cpp_subtarget", CPP_SUBTARGET_SPEC }, \ { "asm_cpu", ASM_CPU_SPEC }, \ diff --git a/gcc/config/i386/t-crtpc b/gcc/config/i386/t-crtpc deleted file mode 100644 index c165772f4ef..00000000000 --- a/gcc/config/i386/t-crtpc +++ /dev/null @@ -1,34 +0,0 @@ -# Copyright (C) 2007 Free Software Foundation, Inc. -# -# This file is part of GCC. -# -# GCC is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GCC is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GCC; see the file COPYING3. If not see -# . - -EXTRA_PARTS += crtprec32.o crtprec64.o crtprec80.o - -$(T)crtprec32.o: $(srcdir)/config/i386/crtprec.c $(GCC_PASSES) - $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(MULTILIB_CFLAGS) -D__PREC=32 -c \ - $(srcdir)/config/i386/crtprec.c \ - -o $(T)crtprec32$(objext) - -$(T)crtprec64.o: $(srcdir)/config/i386/crtprec.c $(GCC_PASSES) - $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(MULTILIB_CFLAGS) -D__PREC=64 -c \ - $(srcdir)/config/i386/crtprec.c \ - -o $(T)crtprec64$(objext) - -$(T)crtprec80.o: $(srcdir)/config/i386/crtprec.c $(GCC_PASSES) - $(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) $(MULTILIB_CFLAGS) -D__PREC=80 -c \ - $(srcdir)/config/i386/crtprec.c \ - -o $(T)crtprec80$(objext) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a74ee65ae4c..d4743a620aa 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2011-07-13 Rainer Orth + + * gcc.c-torture/execute/990127-2.x: Use -mpc64 on i?86-*-darwin*, + i?86-*-solaris2*, x86_64-*-darwin*, x86_64-*-solaris2*. + 2011-07-13 Uros Bizjak * lib/g++.exp (g++_init): Use istarget. Remove target_triplet global. diff --git a/gcc/testsuite/gcc.c-torture/execute/990127-2.x b/gcc/testsuite/gcc.c-torture/execute/990127-2.x index 56455ab8847..3e1d8352d22 100644 --- a/gcc/testsuite/gcc.c-torture/execute/990127-2.x +++ b/gcc/testsuite/gcc.c-torture/execute/990127-2.x @@ -3,12 +3,16 @@ # Use -mpc64 to force 80387 floating-point precision to 64 bits. This option # has no effect on SSE, but it is needed in case of -m32 on x86_64 targets. -if { [istarget i?86-*-linux*] +if { [istarget i?86-*-darwin*] + || [istarget i?86-*-linux*] || [istarget i?86-*-kfreebsd*-gnu] || [istarget i?86-*-knetbsd*-gnu] + || [istarget i?86-*-solaris2*] + || [istarget x86_64-*-darwin*] || [istarget x86_64-*-linux*] || [istarget x86_64-*-kfreebsd*-gnu] - || [istarget x86_64-*-knetbsd*-gnu] } { + || [istarget x86_64-*-knetbsd*-gnu] + || [istarget x86_64-*-solaris2*] } { set additional_flags "-mpc64" } diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog index 401287cfb06..49fed6ef5c1 100644 --- a/libgcc/ChangeLog +++ b/libgcc/ChangeLog @@ -1,3 +1,12 @@ +2011-07-13 Rainer Orth + + * config/i386/crtprec.c: New file. + * config/i386/t-crtpc: Use $(srcdir) to refer to crtprec.c. + * config.host (i[34567]86-*-darwin*): Add i386/t-crtpc to tmake_file. + Add crtprec32.o, crtprec64.o, crtprec80.o to extra_parts. + (x86_64-*-darwin*): Likewise. + (i[34567]86-*-solaris2*: Likewise. + 2011-07-13 Rainer Orth * config/alpha/crtfastmath.c: New file. diff --git a/libgcc/config.host b/libgcc/config.host index fba7ecd67ab..63c4dcc34ab 100644 --- a/libgcc/config.host +++ b/libgcc/config.host @@ -325,12 +325,12 @@ hppa[12]*-*-hpux11*) md_unwind_header=pa/hpux-unwind.h ;; i[34567]86-*-darwin*) - tmake_file="$tmake_file i386/t-crtfm" - extra_parts="$extra_parts crtfastmath.o" + tmake_file="$tmake_file i386/t-crtpc i386/t-crtfm" + extra_parts="$extra_parts crtprec32.o crtprec64.o crtprec80.o crtfastmath.o" ;; x86_64-*-darwin*) - tmake_file="t-darwin ${cpu_type}/t-darwin64 i386/t-crtfm t-slibgcc-darwin" - extra_parts="$extra_parts crtfastmath.o" + tmake_file="t-darwin ${cpu_type}/t-darwin64 i386/t-crtpc i386/t-crtfm t-slibgcc-darwin" + extra_parts="$extra_parts crtprec32.o crtprec64.o crtprec80.o crtfastmath.o" ;; i[34567]86-*-elf*) ;; @@ -387,8 +387,8 @@ i[34567]86-*-rtems*) tmake_file="${tmake_file} t-crtin i386/t-softfp i386/t-crtstuff t-rtems" ;; i[34567]86-*-solaris2* | x86_64-*-solaris2.1[0-9]*) - tmake_file="$tmake_file i386/t-crtfm" - extra_parts="$extra_parts crtfastmath.o" + tmake_file="$tmake_file i386/t-crtpc i386/t-crtfm" + extra_parts="$extra_parts crtprec32.o crtprec64.o crtprec80.o crtfastmath.o" md_unwind_header=i386/sol2-unwind.h ;; i[4567]86-wrs-vxworks|i[4567]86-wrs-vxworksae) diff --git a/libgcc/config/i386/crtprec.c b/libgcc/config/i386/crtprec.c new file mode 100644 index 00000000000..4f42a8fa1c1 --- /dev/null +++ b/libgcc/config/i386/crtprec.c @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2007, 2009 Free Software Foundation, Inc. + * + * This file is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 3, or (at your option) any + * later version. + * + * This file is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * Under Section 7 of GPL version 3, you are granted additional + * permissions described in the GCC Runtime Library Exception, version + * 3.1, as published by the Free Software Foundation. + * + * You should have received a copy of the GNU General Public License and + * a copy of the GCC Runtime Library Exception along with this program; + * see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + * . + */ + +#if __PREC == 32 + #define X87CW (0 << 8) /* Single precision (24 bits) */ +#elif __PREC == 64 + #define X87CW (2 << 8) /* Double precision (53 bits) */ +#elif __PREC == 80 + #define X87CW (3 << 8) /* Extended precision (64 bits) */ +#else + #error "Wrong precision requested." +#endif + +#define X87CW_PCMASK (3 << 8) + +static void __attribute__((constructor)) +set_precision (void) +{ + unsigned short int cwd; + + asm volatile ("fstcw\t%0" : "=m" (cwd)); + + cwd &= ~X87CW_PCMASK; + cwd |= X87CW; + + asm volatile ("fldcw\t%0" : : "m" (cwd)); +} diff --git a/libgcc/config/i386/t-crtpc b/libgcc/config/i386/t-crtpc index c231ce195f2..b605f6f7930 100644 --- a/libgcc/config/i386/t-crtpc +++ b/libgcc/config/i386/t-crtpc @@ -1,8 +1,8 @@ -crtprec32.o: $(gcc_srcdir)/config/i386/crtprec.c +crtprec32.o: $(srcdir)/config/i386/crtprec.c $(gcc_compile) -D__PREC=32 -c $< -crtprec64.o: $(gcc_srcdir)/config/i386/crtprec.c +crtprec64.o: $(srcdir)/config/i386/crtprec.c $(gcc_compile) -D__PREC=64 -c $< -crtprec80.o: $(gcc_srcdir)/config/i386/crtprec.c +crtprec80.o: $(srcdir)/config/i386/crtprec.c $(gcc_compile) -D__PREC=80 -c $<