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Diffstat (limited to 'libgloss/m68k/asm.h')
| -rw-r--r-- | libgloss/m68k/asm.h | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/libgloss/m68k/asm.h b/libgloss/m68k/asm.h deleted file mode 100644 index 9f8d43a58..000000000 --- a/libgloss/m68k/asm.h +++ /dev/null @@ -1,155 +0,0 @@ -/* asm.h -- macros for m68k asm - * - * Copyright (c) 1995, 1996 Cygnus Support - * - * The authors hereby grant permission to use, copy, modify, distribute, - * and license this software and its documentation for any purpose, provided - * that existing copyright notices are retained in all copies and that this - * notice is included verbatim in any distributions. No written agreement, - * license, or royalty fee is required for any of the authorized uses. - * Modifications to this software may be copyrighted by their authors - * and need not follow the licensing terms described here, provided that - * the new terms are clearly indicated on the first page of each file where - * they apply. - */ - -#if 0 -/* - * XXX __USER_LABEL_PREFIX__ and __REGISTER_PREFIX__ do not work on gcc 2.7.0-3 - * XXX The following ifdef magic fixes the problem but results in a warning - * XXX when compiling assembly code. - */ -#ifndef __USER_LABEL_PREFIX__ -/* #define __USER_LABEL_PREFIX__ "" /* no underscore for coff */ -#define __USER_LABEL_PREFIX__ _ /* leading underscore for aout */ -#endif - -#ifndef __REGISTER_PREFIX__ -#define __REGISTER_PREFIX__ /* never has anything prefixed */ -#endif -#endif - -/* - * some assemblers choke on '#' as an immediate value. As gcc can also - * use '&', use that in those cases. - */ -#ifndef __IMMEDIATE_PREFIX__ -#define __IMMEDIATE_PREFIX__ # -#endif - -/* ANSI concatenation macros. */ -#define CONCAT1(a, b) CONCAT2(a, b) -#define CONCAT2(a, b) a ## b - -/* use the right prefix for global labels. */ -#define SYM(x) CONCAT1 (__USER_LABEL_PREFIX__,x) - -/* use the right prefix for registers. */ -#define REG(x) CONCAT1 (__REGISTER_PREFIX__,x) - -/* use the right prefix for immediate values. */ -#define IMM(x) CONCAT1 (__IMMEDIATE_PREFIX__,x) - -/* use the right prefix for register names */ -#define d0 REG (d0) -#define d1 REG (d1) -#define d2 REG (d2) -#define d3 REG (d3) -#define d4 REG (d4) -#define d5 REG (d5) -#define d6 REG (d6) -#define d7 REG (d7) -#define a0 REG (a0) -#define a1 REG (a1) -#define a2 REG (a2) -#define a3 REG (a3) -#define a4 REG (a4) -#define a5 REG (a5) -#define a6 REG (a6) -#define a7 REG (a7) -#define fp REG (fp) -#define fp0 REG (fp0) -#define fp1 REG (fp1) -#define fp2 REG (fp2) -#define fp3 REG (fp3) -#define fp4 REG (fp4) -#define fp5 REG (fp5) -#define fp6 REG (fp6) -#define fp7 REG (fp7) -#define sp REG (sp) -#define usp REG (usp) -#define vbr REG (vbr) -#define mbb REG (mbb) -#define sr REG (sr) -#define fpcr REG (fpcr) -#define fpsr REG (fpsr) -#define fpi REG (fpi) - -/* Provide a few macros to allow for PIC code support. - * With PIC, data is stored A5 relative so we've got to take a bit of special - * care to ensure that all loads of global data is via A5. PIC also requires - * jumps and subroutine calls to be PC relative rather than absolute. We cheat - * a little on this and in the PIC case, we use short offset branches and - * hope that the final object code is within range (which it should be). - */ -#ifndef __PIC__ - - /* Non PIC (absolute/relocatable) versions */ - - .macro PICCALL addr - jbsr \addr - .endm - - .macro PICJUMP addr - jmp \addr - .endm - - .macro PICLEA sym, reg - lea \sym, \reg - .endm - - .macro PICPEA sym, areg - pea \sym - .endm - -#else /* __PIC__ */ - - /* Common for -mid-shared-libary and -msep-data */ - - .macro PICCALL addr - bsr \addr - .endm - - .macro PICJUMP addr - bra \addr - .endm - -# if defined(__ID_SHARED_LIBRARY__) - - /* -mid-shared-library versions */ - - .macro PICLEA sym, reg - movel a5@(_current_shared_library_a5_offset_), \reg - movel \sym@GOT(\reg), \reg - .endm - - .macro PICPEA sym, areg - movel a5@(_current_shared_library_a5_offset_), \areg - movel \sym@GOT(\areg), sp@- - .endm - -# else /* !__ID_SHARED_LIBRARY__ */ - - /* Versions for -msep-data */ - - .macro PICLEA sym, reg - movel \sym@GOT(a5), \reg - .endm - - .macro PICPEA sym, areg - movel \sym@GOT(a5), sp@- - .endm - -# endif /* !__ID_SHARED_LIBRARY__ */ -#endif /* __PIC__ */ - |