X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fconfig%2Fsparc%2Fsol2.h;h=294f9874b01eda5abc284eb4ef9555859d3fcf66;hb=7d07052011f59f1abbfdbc8cfeb0866d56150856;hp=fe4e98c3c039aadedfb8a5e14b842449910e7ecc;hpb=0dbd1c7442aeabc3e63daf6f70f8fb136f0cf38e;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/config/sparc/sol2.h b/gcc/config/sparc/sol2.h index fe4e98c3c03..294f9874b01 100644 --- a/gcc/config/sparc/sol2.h +++ b/gcc/config/sparc/sol2.h @@ -1,102 +1,80 @@ -/* Definitions of target machine for GNU compiler, for SPARC running Solaris 2 - Copyright 1992, 1995, 1996, 1997 Free Software Foundation, Inc. +/* Definitions of target machine for GCC, for SPARC running Solaris 2 + Copyright 1992, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2004, 2005, + 2006, 2007, 2008 Free Software Foundation, Inc. Contributed by Ron Guilmette (rfg@netcom.com). Additional changes by David V. Henkel-Wallace (gumby@cygnus.com). -This file is part of GNU CC. +This file is part of GCC. -GNU CC is free software; you can redistribute it and/or modify +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 2, or (at your option) +the Free Software Foundation; either version 3, or (at your option) any later version. -GNU CC is distributed in the hope that it will be useful, +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 GNU CC; see the file COPYING. If not, write to -the Free Software Foundation, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ +along with GCC; see the file COPYING3. If not see +. */ /* Supposedly the same as vanilla sparc svr4, except for the stuff below: */ -#include "sparc/sysv4.h" - -#undef CPP_PREDEFINES -#define CPP_PREDEFINES \ -"-Dsparc -Dsun -Dunix -D__svr4__ -D__SVR4 \ --Asystem(unix) -Asystem(svr4)" - -#undef CPP_SUBTARGET_SPEC -#define CPP_SUBTARGET_SPEC "\ -%{compat-bsd:-iwithprefixbefore ucbinclude -I/usr/ucbinclude} \ -" - -/* The sun bundled assembler doesn't accept -Yd, (and neither does gas). - It's safe to pass -s always, even if -g is not used. */ -#undef ASM_SPEC -#define ASM_SPEC "\ -%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Wa,*:%*} -s \ -%{fpic:-K PIC} %{fPIC:-K PIC} \ -%(asm_cpu) \ -" /* This is here rather than in sparc.h because it's not known what other assemblers will accept. */ + #if TARGET_CPU_DEFAULT == TARGET_CPU_v9 #undef ASM_CPU_DEFAULT_SPEC #define ASM_CPU_DEFAULT_SPEC "-xarch=v8plus" #endif + #if TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc #undef ASM_CPU_DEFAULT_SPEC #define ASM_CPU_DEFAULT_SPEC "-xarch=v8plusa" #endif + +#if TARGET_CPU_DEFAULT == TARGET_CPU_ultrasparc3 +#undef ASM_CPU_DEFAULT_SPEC +#define ASM_CPU_DEFAULT_SPEC "-xarch=v8plusb" +#endif + +#if TARGET_CPU_DEFAULT == TARGET_CPU_niagara +#undef ASM_CPU_DEFAULT_SPEC +#define ASM_CPU_DEFAULT_SPEC "-xarch=v8plusb" +#endif + +#if TARGET_CPU_DEFAULT == TARGET_CPU_niagara2 +#undef ASM_CPU_DEFAULT_SPEC +#define ASM_CPU_DEFAULT_SPEC "-xarch=v8plusb" +#endif + #undef ASM_CPU_SPEC #define ASM_CPU_SPEC "\ -%{mcpu=v8plus:-xarch=v8plus} \ +%{mcpu=v9:-xarch=v8plus} \ %{mcpu=ultrasparc:-xarch=v8plusa} \ +%{mcpu=ultrasparc3:-xarch=v8plusb} \ +%{mcpu=niagara:-xarch=v8plusb} \ +%{mcpu=niagara2:-xarch=v8plusb} \ %{!mcpu*:%(asm_cpu_default)} \ " -/* However it appears that Solaris 2.0 uses the same reg numbering as - the old BSD-style system did. */ - -#undef DBX_REGISTER_NUMBER -/* Same as sparc.h */ -#define DBX_REGISTER_NUMBER(REGNO) \ - (TARGET_FLAT && REGNO == FRAME_POINTER_REGNUM ? 31 : REGNO) +#undef SUBTARGET_EXTRA_SPECS +#define SUBTARGET_EXTRA_SPECS \ + { "startfile_arch", STARTFILE_ARCH_SPEC }, \ + { "link_arch", LINK_ARCH_SPEC } -/* We use stabs-in-elf for debugging, because that is what the native - toolchain uses. */ -#undef PREFERRED_DEBUGGING_TYPE -#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG +/* However it appears that Solaris 2.0 uses the same reg numbering as + the old BSD-style system did. */ -/* The Solaris 2 assembler uses .skip, not .zero, so put this back. */ +/* The Solaris 2 assembler uses .skip, not .zero, so put this back. */ #undef ASM_OUTPUT_SKIP #define ASM_OUTPUT_SKIP(FILE,SIZE) \ - fprintf (FILE, "\t.skip %u\n", (SIZE)) - -/* Use .uahalf/.uaword so packed structure members don't generate - assembler errors when using the native assembler. */ -#undef ASM_SHORT -#define ASM_SHORT ".uahalf" -#undef ASM_LONG -#define ASM_LONG ".uaword" - -/* This is how to output a definition of an internal numbered label where - PREFIX is the class of label and NUM is the number within the class. */ - -#undef ASM_OUTPUT_INTERNAL_LABEL -#define ASM_OUTPUT_INTERNAL_LABEL(FILE,PREFIX,NUM) \ - fprintf (FILE, ".L%s%d:\n", PREFIX, NUM) + fprintf (FILE, "\t.skip %u\n", (int)(SIZE)) -/* This is how to output a reference to an internal numbered label where - PREFIX is the class of label and NUM is the number within the class. */ - -#undef ASM_OUTPUT_INTERNAL_LABELREF -#define ASM_OUTPUT_INTERNAL_LABELREF(FILE,PREFIX,NUM) \ - fprintf (FILE, ".L%s%d", PREFIX, NUM) +#undef LOCAL_LABEL_PREFIX +#define LOCAL_LABEL_PREFIX "." /* This is how to store into the string LABEL the symbol_ref name of an internal numbered label where @@ -105,77 +83,102 @@ Boston, MA 02111-1307, USA. */ #undef ASM_GENERATE_INTERNAL_LABEL #define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM) \ - sprintf (LABEL, "*.L%s%d", PREFIX, NUM) - + sprintf ((LABEL), "*.L%s%lu", (PREFIX), (unsigned long)(NUM)) + +/* The native TLS-enabled assembler requires the directive #tls_object + to be put on objects in TLS sections (as of v7.1). This is not + required by the GNU assembler but supported on SPARC. */ +#undef ASM_DECLARE_OBJECT_NAME +#define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL) \ + do \ + { \ + HOST_WIDE_INT size; \ + \ + if (targetm.have_tls && DECL_THREAD_LOCAL_P (DECL)) \ + ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "tls_object"); \ + else \ + ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object"); \ + \ + size_directive_output = 0; \ + if (!flag_inhibit_size_directive \ + && (DECL) && DECL_SIZE (DECL)) \ + { \ + size_directive_output = 1; \ + size = int_size_in_bytes (TREE_TYPE (DECL)); \ + ASM_OUTPUT_SIZE_DIRECTIVE (FILE, NAME, size); \ + } \ + \ + ASM_OUTPUT_LABEL (FILE, NAME); \ + } \ + while (0) + +/* The Solaris assembler cannot grok .stabd directives. */ +#undef NO_DBX_BNSYM_ENSYM +#define NO_DBX_BNSYM_ENSYM 1 -/* We don't use the standard svr4 STARTFILE_SPEC because it's wrong for us. - We don't use the standard LIB_SPEC only because we don't yet support c++ */ - -#undef STARTFILE_SPEC -#define STARTFILE_SPEC "%{!shared: \ - %{!symbolic: \ - %{p:mcrt1.o%s} \ - %{!p: \ - %{pg:gcrt1.o%s gmon.o%s} \ - %{!pg:crt1.o%s}}}} \ - crti.o%s \ - %{ansi:values-Xc.o%s} \ - %{!ansi: \ - %{traditional:values-Xt.o%s} \ - %{!traditional:values-Xa.o%s}} \ - crtbegin.o%s" - -/* ??? Note: in order for -compat-bsd to work fully, - we must somehow arrange to fixincludes /usr/ucbinclude - and put the result in $(libsubdir)/ucbinclude. */ - -#undef LIB_SPEC -#define LIB_SPEC \ - "%{compat-bsd:-lucb -lsocket -lnsl -lelf -laio} %{!shared:%{!symbolic:-lc}}" #undef ENDFILE_SPEC -#define ENDFILE_SPEC "crtend.o%s crtn.o%s" - -/* This should be the same as in svr4.h, except with -R added. */ -#undef LINK_SPEC -#define LINK_SPEC \ - "%{h*} %{v:-V} \ - %{b} %{Wl,*:%*} \ - %{static:-dn -Bstatic} \ - %{shared:-G -dy %{!mimpure-text:-z text} %{!h*:%{o*:-h %*}}} \ - %{symbolic:-Bsymbolic -G -dy -z text %{!h*:%{o*:-h %*}}} \ - %{G:-G} \ - %{YP,*} \ - %{R*} \ - %{compat-bsd: \ - %{!YP,*:%{p:-Y P,/usr/ucblib:/usr/ccs/lib/libp:/usr/lib/libp:/usr/ccs/lib:/usr/lib} \ - %{pg:-Y P,/usr/ucblib:/usr/ccs/lib/libp:/usr/lib/libp:/usr/ccs/lib:/usr/lib} \ - %{!p:%{!pg:-Y P,/usr/ucblib:/usr/ccs/lib:/usr/lib}}} \ - -R /usr/ucblib} \ - %{!compat-bsd: \ - %{!YP,*:%{p:-Y P,/usr/ccs/lib/libp:/usr/lib/libp:/usr/ccs/lib:/usr/lib} \ - %{pg:-Y P,/usr/ccs/lib/libp:/usr/lib/libp:/usr/ccs/lib:/usr/lib} \ - %{!p:%{!pg:-Y P,/usr/ccs/lib:/usr/lib}}}} \ - %{Qy:} %{!Qn:-Qy}" - -/* This defines which switch letters take arguments. - It is as in svr4.h but with -R added. */ - -#undef SWITCH_TAKES_ARG -#define SWITCH_TAKES_ARG(CHAR) \ - (DEFAULT_SWITCH_TAKES_ARG(CHAR) \ - || (CHAR) == 'R' \ - || (CHAR) == 'h' \ - || (CHAR) == 'x' \ - || (CHAR) == 'z') +#define ENDFILE_SPEC \ + "%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \ + crtend.o%s crtn.o%s" + +/* Select a format to encode pointers in exception handling data. CODE + is 0 for data, 1 for code labels, 2 for function pointers. GLOBAL is + true if the symbol may be affected by dynamic relocations. + + Some Solaris dynamic linkers don't handle unaligned section relative + relocs properly, so force them to be aligned. */ +#ifndef HAVE_AS_SPARC_UA_PCREL +#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \ + ((flag_pic || GLOBAL) ? DW_EH_PE_aligned : DW_EH_PE_absptr) +#endif + -/* ??? This does not work in SunOS 4.x, so it is not enabled in sparc.h. - Instead, it is enabled here, because it does work under Solaris. */ -/* Define for support of TFmode long double and REAL_ARITHMETIC. - Sparc ABI says that long double is 4 words. */ +/* Define for support of TFmode long double. + SPARC ABI says that long double is 4 words. */ #define LONG_DOUBLE_TYPE_SIZE 128 -/* But indicate that it isn't supported by the hardware. */ -#define WIDEST_HARDWARE_FP_SIZE 64 +/* Solaris's _Qp_* library routine implementation clobbers the output + memory before the inputs are fully consumed. */ + +#undef TARGET_BUGGY_QP_LIB +#define TARGET_BUGGY_QP_LIB 1 + +#undef SUN_CONVERSION_LIBFUNCS +#define SUN_CONVERSION_LIBFUNCS 1 + +#undef DITF_CONVERSION_LIBFUNCS +#define DITF_CONVERSION_LIBFUNCS 1 + +#undef SUN_INTEGER_MULTIPLY_64 +#define SUN_INTEGER_MULTIPLY_64 1 + +/* Solaris allows 64 bit out and global registers in 32 bit mode. + sparc_override_options will disable V8+ if not generating V9 code. */ +#undef TARGET_DEFAULT +#define TARGET_DEFAULT (MASK_V8PLUS + MASK_APP_REGS + MASK_FPU \ + + MASK_LONG_DOUBLE_128) + +/* Solaris-specific #pragmas are implemented on top of attributes. Hook in + the bits from config/sol2.c. */ +#define SUBTARGET_INSERT_ATTRIBUTES solaris_insert_attributes +#define SUBTARGET_ATTRIBUTE_TABLE SOLARIS_ATTRIBUTE_TABLE + +/* Register the Solaris-specific #pragma directives. */ +#define REGISTER_TARGET_PRAGMAS() solaris_register_pragmas () + +/* Output a simple call for .init/.fini. */ +#define ASM_OUTPUT_CALL(FILE, FN) \ + do \ + { \ + fprintf (FILE, "\tcall\t"); \ + print_operand (FILE, XEXP (DECL_RTL (FN), 0), 0); \ + fprintf (FILE, "\n\tnop\n"); \ + } \ + while (0) + +/* Use Solaris ELF section syntax. */ +#undef TARGET_ASM_NAMED_SECTION +#define TARGET_ASM_NAMED_SECTION sparc_solaris_elf_asm_named_section -#define STDC_0_IN_SYSTEM_HEADERS +#define MD_UNWIND_SUPPORT "config/sparc/sol2-unwind.h"