From: Richard Kenner Date: Sat, 20 Jul 1996 13:17:54 +0000 (-0400) Subject: Initial revision X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=653b32a67042e48e7ed43a32e26a52bd314f4104;p=gcc.git Initial revision From-SVN: r12542 --- diff --git a/gcc/config/mips/sni-gas.h b/gcc/config/mips/sni-gas.h new file mode 100644 index 00000000000..752866536b8 --- /dev/null +++ b/gcc/config/mips/sni-gas.h @@ -0,0 +1,43 @@ +#include "mips/sni-svr4.h" + +/* Enable debugging. */ +#define DBX_DEBUGGING_INFO +#define SDB_DEBUGGING_INFO +#define MIPS_DEBUGGING_INFO + +#define DWARF_DEBUGGING_INFO +#undef PREFERRED_DEBUGGING_TYPE +#define PREFERRED_DEBUGGING_TYPE DWARF_DEBUG + +/* We need to use .esize and .etype instead of .size and .type to + avoid conflicting with ELF directives. These are only recognized + by gas, anyhow, not the native assembler. */ +#undef PUT_SDB_SIZE +#define PUT_SDB_SIZE(a) \ +do { \ + extern FILE *asm_out_text_file; \ + fprintf (asm_out_text_file, "\t.esize\t%d;", (a)); \ +} while (0) + +#undef PUT_SDB_TYPE +#define PUT_SDB_TYPE(a) \ +do { \ + extern FILE *asm_out_text_file; \ + fprintf (asm_out_text_file, "\t.etype\t0x%x;", (a)); \ +} while (0) + + +/* This is how to equate one symbol to another symbol. The syntax used is + `SYM1=SYM2'. Note that this is different from the way equates are done + with most svr4 assemblers, where the syntax is `.set SYM1,SYM2'. */ + +#define ASM_OUTPUT_DEF(FILE,LABEL1,LABEL2) \ + do { fprintf ((FILE), "\t"); \ + assemble_name (FILE, LABEL1); \ + fprintf (FILE, " = "); \ + assemble_name (FILE, LABEL2); \ + fprintf (FILE, "\n"); \ + } while (0) + + + diff --git a/gcc/config/mips/sni-svr4.h b/gcc/config/mips/sni-svr4.h new file mode 100644 index 00000000000..67b18c02c37 --- /dev/null +++ b/gcc/config/mips/sni-svr4.h @@ -0,0 +1,103 @@ +/* Definitions of target machine for GNU compiler. SNI SINIX version. + Copyright (C) 1996 Free Software Foundation, Inc. + Contributed by Marco Walther (Marco.Walther@mch.sni.de). + +This file is part of GNU CC. + +GNU CC 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) +any later version. + +GNU CC 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, 675 Mass Ave, Cambridge, MA 02139, USA. */ + +#define MIPS_SVR4 + +#define CPP_PREDEFINES "\ +-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_SVR4 \ +-D_mips -D_unix -D_host_mips -D_MIPSEB -D_R3000 -D_SYSTYPE_SVR4 \ +-Asystem(unix) -Asystem(svr4) -Acpu(mips) -Amachine(mips)" + +#define CPP_SPEC "\ +%{.cc: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \ +%{.cxx: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \ +%{.C: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \ +%{.m: -D__LANGUAGE_OBJECTIVE_C -D_LANGUAGE_OBJECTIVE_C} \ +%{.S: -D__LANGUAGE_ASSEMBLY -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \ +%{.s: -D__LANGUAGE_ASSEMBLY -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \ +%{!.S:%{!.s: -D__LANGUAGE_C -D_LANGUAGE_C %{!ansi:-DLANGUAGE_C}}} \ +-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int" + +#define LINK_SPEC "\ +%{G*} \ +%{!mgas: \ + %{dy} %{dn}}" + +#define LIB_SPEC "\ + %{p:-lprof1} \ + %{!p:%{pg:-lprof1} \ + %{!pg:-L/usr/ccs/lib/ -lc /usr/ccs/lib/crtn.o%s}}" + +#define STARTFILE_SPEC "\ + %{pg:gcrt0.o%s} \ + %{!pg:%{p:mcrt0.o%s} \ + %{!p:/usr/ccs/lib/crt1.o /usr/ccs/lib/crti.o /usr/ccs/lib/values-Xt.o%s}}" + +/* Mips System V.4 doesn't have a getpagesize() function needed by the + trampoline code, so use the POSIX sysconf function to get it. + This is only done when compiling the trampoline code. */ + +#ifdef L_trampoline +#include + +#define getpagesize() sysconf(_SC_PAGE_SIZE) +#endif /* L_trampoline */ + +/* Use atexit for static constructors/destructors, instead of defining + our own exit function. */ +#define HAVE_ATEXIT + +/* Generate calls to memcpy, etc., not bcopy, etc. */ +#define TARGET_MEM_FUNCTIONS + +#define OBJECT_FORMAT_ELF + +#define TARGET_DEFAULT MASK_ABICALLS +#define ABICALLS_ASM_OP ".option pic2" + +#define MACHINE_TYPE "SNI running SINIX 5.42" + +#define MIPS_DEFAULT_GVALUE 0 + +#define NM_FLAGS "-p" + +/* wir haben ein Problem, wenn in einem Assembler-File keine .text-section + erzeugt wird. Dann landen diese Pseudo-Labels in irgendeiner anderen + section, z.B. .reginfo. Das macht den ld sehr ungluecklich. */ + +#define ASM_IDENTIFY_GCC(mw_stream) \ + fprintf(mw_stream, "\t.ident \"gcc2_compiled.\"\n"); + +#define ASM_IDENTIFY_LANGUAGE(STREAM) + +#define ASM_LONG ".word\t" +#define ASM_GLOBAL ".rdata\n\t\t.globl\t" + +#include "mips/mips.h" + +/* We do not want to run mips-tfile! */ +#undef ASM_FINAL_SPEC + +#undef OBJECT_FORMAT_COFF + +/* We don't support debugging info for now. */ +#undef DBX_DEBUGGING_INFO +#undef SDB_DEBUGGING_INFO +#undef MIPS_DEBUGGING_INFO diff --git a/gcc/config/mips/x-sni-svr4 b/gcc/config/mips/x-sni-svr4 new file mode 100644 index 00000000000..f986f88162f --- /dev/null +++ b/gcc/config/mips/x-sni-svr4 @@ -0,0 +1,18 @@ +# Define CC and OLDCC as the same, so that the tests: +# if [ x"$(OLDCC)" = x"$(CC)" ] ... +# +# will succeed (if OLDCC != CC, it is assumed that GCC is +# being used in secondary stage builds). +# -Olimit is so the user can use -O2. Down with fixed +# size tables! + +CC = $(OLDCC) +OPT = +OLDCC = cc -Olimit 3000 $(OPT) + +X_CFLAGS = -DNO_SYS_SIGLIST + +# Show we need to use the C version of ALLOCA +# The SVR3 configurations have it, but the SVR4 configurations don't. +# For now, just try using it for all SVR* configurations. +ALLOCA = alloca.o