164 lines
3.9 KiB
C
164 lines
3.9 KiB
C
/*
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* dpx2.h - Bull DPX/2 200 and 300 systems (m68k, SysVr3)
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*
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* $Id: dpx2.h,v 1.1 1992/03/11 04:21:30 sjg Exp sjg $
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*/
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#include "m68k.h"
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#undef SELECT_RTX_SECTION
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#include "svr3.h"
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/* See m68k.h. 7 means 68020 with 68881.
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* We really have 68030, but this will get us going.
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*/
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#ifndef TARGET_DEFAULT
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#define TARGET_DEFAULT 7
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#endif
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#define OBJECT_FORMAT_COFF
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#define NO_SYS_SIGLIST
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#ifdef CPP_PREDEFINES
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#undef CPP_PREDEFINES
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#endif
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/*
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* define all the things the compiler should
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*/
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#ifdef ncl_mr
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# define CPP_PREDEFINES "-Dunix -Dbull -DDPX2 -DSVR3 -Dmc68000 -Dmc68020 -Dncl_mr=1"
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#else
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# ifdef ncl_el
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# define CPP_PREDEFINES "-Dunix -Dbull -DDPX2 -DSVR3 -Dmc68000 -Dmc68020 -Dncl_el"
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# else
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# define CPP_PREDEFINES "-Dunix -Dbull -DDPX2 -DSVR3 -Dmc68000 -Dmc68020"
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# endif
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#endif
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#undef CPP_SPEC
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/*
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* use -ansi to imply POSIX and XOPEN and BULL source
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* no -ansi implies _SYSV
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*/
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# define CPP_SPEC "%{ansi:-D_POSIX_SOURCE -D_XOPEN_SOURCE -D_BULL_SOURCE}\
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%{!ansi:-D_SYSV}"
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#undef ASM_LONG
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#define ASM_LONG "\t.long"
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#define HAVE_ATEXIT
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#undef DO_GLOBAL_CTORS_BODY /* don't use svr3.h version */
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#undef DO_GLOBAL_DTORS_BODY
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#if 0 /* def DEBUG */
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/*
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* find out where cc1 aborts
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*/
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#define abort() do { fprintf(stderr, "%s: aborting at line %d\n", \
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__FILE__, __LINE__); \
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kill(getpid(), 6); } while (0)
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#endif
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/*
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* svr3.h says to use BSS_SECTION_FUNCTION
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* but no one appears to, and there is
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* no definition for m68k.
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*/
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#ifndef BSS_SECTION_FUNCTION
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# undef EXTRA_SECTION_FUNCTIONS
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# define EXTRA_SECTION_FUNCTIONS \
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CONST_SECTION_FUNCTION \
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INIT_SECTION_FUNCTION \
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FINI_SECTION_FUNCTION
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#endif
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#ifndef USE_GAS
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/*
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* handle the native assembler.
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* this does NOT yet work, there is much left to do.
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* use GAS for now...
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*/
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#undef ASM_OUTPUT_SOURCE_FILENAME
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#define ASM_OUTPUT_SOURCE_FILENAME(FILE, NA) \
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do { fprintf ((FILE), "\t.file\t'%s'\n", (NA)); } while (0)
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/* This may not matter anymore, now that svr3.h overrides
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ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_INTERNAL_LABEL. */
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#undef LOCAL_LABEL_PREFIX
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#define LOCAL_LABEL_PREFIX "."
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/*
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* we don't seem to support any of:
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* .globl
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* .even
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* .align
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* .ascii
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*/
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#undef ASM_GLOBALIZE_LABEL
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#define ASM_GLOBALIZE_LABEL(FILE,NAME) while (0)
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#undef ASM_OUTPUT_ALIGN
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#define ASM_OUTPUT_ALIGN(asm_out_file, align) while (0)
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#define STRING_LIMIT (0)
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#undef ASM_APP_ON
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#define ASM_APP_ON ""
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#undef ASM_APP_OFF
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#define ASM_APP_OFF ""
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/*
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* dc.b 'hello, world!'
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* dc.b 10,0
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* is how we have to output "hello, world!\n"
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*/
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#undef ASM_OUTPUT_ASCII
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#define ASM_OUTPUT_ASCII(asm_out_file, p, thissize) \
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do { register int i, c, f=0; \
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for (i = 0; i < thissize; i++) { \
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c = p[i]; \
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if (c == '\'' || c < ' ' || c > 127) { \
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switch(f) { \
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case 0: /* need to output dc.b etc */ \
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fprintf(asm_out_file, "\tdc.b %d", c); \
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f=1; \
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break; \
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case 1: \
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fprintf(asm_out_file, ",%d", c); \
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break; \
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default: \
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/* close a string */ \
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fprintf(asm_out_file, "'\n\tdc.b %d", c); \
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f=1; \
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break; \
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} \
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} else { \
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switch(f) { \
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case 0: \
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fprintf(asm_out_file, "\tdc.b '%c", c); \
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f=2; \
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break; \
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case 2: \
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fprintf(asm_out_file, "%c", c); \
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break; \
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default: \
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fprintf(asm_out_file, "\n\tdc.b '%c", c); \
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f=2; \
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break; \
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} \
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} \
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} \
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if (f==2) \
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putc('\'', asm_out_file); \
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putc('\n', asm_out_file); } while (0)
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/* This is how to output an insn to push a register on the stack.
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It need not be very fast code. */
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#undef ASM_OUTPUT_REG_PUSH
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#define ASM_OUTPUT_REG_PUSH(FILE,REGNO) \
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fprintf (FILE, "\tmove.l %s,-(sp)\n", reg_names[REGNO])
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/* This is how to output an insn to pop a register from the stack.
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It need not be very fast code. */
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#undef ASM_OUTPUT_REG_POP
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#define ASM_OUTPUT_REG_POP(FILE,REGNO) \
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fprintf (FILE, "\tmove.l (sp)+,%s\n", reg_names[REGNO])
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#endif /* ! use gas */
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