sol2.h revision 117395
1272343Sngie/* Target definitions for GNU compiler for Intel 80386 running Solaris 2 2272343Sngie Copyright (C) 1993, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 3272343Sngie Free Software Foundation, Inc. 4272343Sngie Contributed by Fred Fish (fnf@cygnus.com). 5 6This file is part of GNU CC. 7 8GNU CC is free software; you can redistribute it and/or modify 9it under the terms of the GNU General Public License as published by 10the Free Software Foundation; either version 2, or (at your option) 11any later version. 12 13GNU CC is distributed in the hope that it will be useful, 14but WITHOUT ANY WARRANTY; without even the implied warranty of 15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16GNU General Public License for more details. 17 18You should have received a copy of the GNU General Public License 19along with GNU CC; see the file COPYING. If not, write to 20the Free Software Foundation, 59 Temple Place - Suite 330, 21Boston, MA 02111-1307, USA. */ 22 23#define CMOV_SUN_AS_SYNTAX 1 24 25/* The Solaris 2.0 x86 linker botches alignment of code sections. 26 It tries to align to a 16 byte boundary by padding with 0x00000090 27 ints, rather than 0x90 bytes (nop). This generates trash in the 28 ".init" section since the contribution from crtbegin.o is only 7 29 bytes. The linker pads it to 16 bytes with a single 0x90 byte, and 30 two 0x00000090 ints, which generates a segmentation violation when 31 executed. This macro forces the assembler to do the padding, since 32 it knows what it is doing. */ 33#define FORCE_CODE_SECTION_ALIGN asm(ALIGN_ASM_OP "16"); 34 35/* Select a format to encode pointers in exception handling data. CODE 36 is 0 for data, 1 for code labels, 2 for function pointers. GLOBAL is 37 true if the symbol may be affected by dynamic relocations. */ 38#undef ASM_PREFERRED_EH_DATA_FORMAT 39#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \ 40 (flag_pic ? (GLOBAL ? DW_EH_PE_indirect : 0) | DW_EH_PE_datarel \ 41 : DW_EH_PE_absptr) 42 43/* Solaris 2/Intel as chokes on #line directives. */ 44#undef CPP_SPEC 45#define CPP_SPEC "%{.S:-P} %(cpp_subtarget)" 46 47/* FIXME: Removed -K PIC from generic Solaris 2 ASM_SPEC: the native assembler 48 gives many warnings: R_386_32 relocation is used for symbol ".text". */ 49#undef ASM_SPEC 50#define ASM_SPEC "\ 51%{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Wa,*:%*} -s \ 52%(asm_cpu) \ 53" 54 55#define ASM_CPU_SPEC "" 56 57#undef SUBTARGET_EXTRA_SPECS 58#define SUBTARGET_EXTRA_SPECS \ 59 { "cpp_subtarget", CPP_SUBTARGET_SPEC }, \ 60 { "asm_cpu", ASM_CPU_SPEC }, \ 61 { "startfile_arch", STARTFILE_ARCH_SPEC }, \ 62 { "link_arch", LINK_ARCH_SPEC } 63 64#undef LOCAL_LABEL_PREFIX 65#define LOCAL_LABEL_PREFIX "." 66 67/* The Solaris assembler does not support .quad. Do not use it. */ 68#undef ASM_QUAD 69