mirror of
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187 lines
5.0 KiB
C
187 lines
5.0 KiB
C
/* asm.h -- Definitions for 68k syntax variations.
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*
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* Copyright (C) 1992, 1994, 1996, 1998,
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* 2001 Free Software Foundation, Inc.
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*
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* This file is part of GnuPG.
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*
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* GnuPG is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* GnuPG is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*
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* Note: This code is heavily based on the GNU MP Library.
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* Actually it's the same code with only minor changes in the
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* way the data is stored; this is to support the abstraction
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* of an optional secure memory allocation which may be used
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* to avoid revealing of sensitive data due to paging etc.
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* The GNU MP Library itself is published under the LGPL;
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* however I decided to publish this code under the plain GPL.
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*/
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#undef ALIGN
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#ifdef MIT_SYNTAX
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#define PROLOG(name)
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#define EPILOG(name)
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#define R(r)r
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#define MEM(base)base@
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#define MEM_DISP(base,displacement)base@(displacement)
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#define MEM_INDX(base,idx,size_suffix)base@(idx:size_suffix)
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#define MEM_INDX1(base,idx,size_suffix,scale)base@(idx:size_suffix:scale)
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#define MEM_PREDEC(memory_base)memory_base@-
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#define MEM_POSTINC(memory_base)memory_base@+
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#define L(label) label
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#define TEXT .text
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#define ALIGN .even
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#define GLOBL .globl
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#define moveql moveq
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/* Use variable sized opcodes. */
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#define bcc jcc
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#define bcs jcs
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#define bls jls
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#define beq jeq
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#define bne jne
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#define bra jra
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#endif
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#ifdef SONY_SYNTAX
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#define PROLOG(name)
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#define EPILOG(name)
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#define R(r)r
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#define MEM(base)(base)
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#define MEM_DISP(base,displacement)(displacement,base)
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#define MEM_INDX(base,idx,size_suffix)(base,idx.size_suffix)
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#define MEM_INDX1(base,idx,size_suffix,scale)(base,idx.size_suffix*scale)
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#define MEM_PREDEC(memory_base)-(memory_base)
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#define MEM_POSTINC(memory_base)(memory_base)+
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#define L(label) label
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#define TEXT .text
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#define ALIGN .even
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#define GLOBL .globl
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#endif
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#ifdef MOTOROLA_SYNTAX
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#define PROLOG(name)
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#define EPILOG(name)
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#define R(r)r
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#define MEM(base)(base)
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#define MEM_DISP(base,displacement)(displacement,base)
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#define MEM_INDX(base,idx,size_suffix)(base,idx.size_suffix)
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#define MEM_INDX1(base,idx,size_suffix,scale)(base,idx.size_suffix*scale)
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#define MEM_PREDEC(memory_base)-(memory_base)
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#define MEM_POSTINC(memory_base)(memory_base)+
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#define L(label) label
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#define TEXT
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#define ALIGN
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#define GLOBL XDEF
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#define lea LEA
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#define movel MOVE.L
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#define moveml MOVEM.L
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#define moveql MOVEQ.L
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#define cmpl CMP.L
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#define orl OR.L
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#define clrl CLR.L
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#define eorw EOR.W
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#define lsrl LSR.L
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#define lsll LSL.L
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#define roxrl ROXR.L
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#define roxll ROXL.L
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#define addl ADD.L
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#define addxl ADDX.L
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#define addql ADDQ.L
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#define subl SUB.L
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#define subxl SUBX.L
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#define subql SUBQ.L
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#define negl NEG.L
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#define mulul MULU.L
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#define bcc BCC
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#define bcs BCS
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#define bls BLS
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#define beq BEQ
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#define bne BNE
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#define bra BRA
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#define dbf DBF
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#define rts RTS
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#define d0 D0
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#define d1 D1
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#define d2 D2
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#define d3 D3
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#define d4 D4
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#define d5 D5
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#define d6 D6
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#define d7 D7
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#define a0 A0
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#define a1 A1
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#define a2 A2
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#define a3 A3
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#define a4 A4
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#define a5 A5
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#define a6 A6
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#define a7 A7
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#define sp SP
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#endif
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#ifdef ELF_SYNTAX
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#define PROLOG(name) .type name,@function
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#define EPILOG(name) .size name,.-name
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#define MEM(base)(R(base))
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#define MEM_DISP(base,displacement)(displacement,R(base))
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#define MEM_PREDEC(memory_base)-(R(memory_base))
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#define MEM_POSTINC(memory_base)(R(memory_base))+
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#ifdef __STDC__
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#define R_(r)%##r
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#define R(r)R_(r)
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#define MEM_INDX_(base,idx,size_suffix)(R(base),R(idx##.##size_suffix))
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#define MEM_INDX(base,idx,size_suffix)MEM_INDX_(base,idx,size_suffix)
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#define MEM_INDX1_(base,idx,size_suffix,scale)(R(base),R(idx##.##size_suffix*scale))
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#define MEM_INDX1(base,idx,size_suffix,scale)MEM_INDX1_(base,idx,size_suffix,scale)
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#define L(label) .##label
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#else
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#define R(r)%/**/r
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#define MEM_INDX(base,idx,size_suffix)(R(base),R(idx).size_suffix)
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#define MEM_INDX1(base,idx,size_suffix,scale)(R(base),R(idx).size_suffix*scale)
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#define L(label) ./**/label
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#endif
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#define TEXT .text
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#define ALIGN .align 2
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#define GLOBL .globl
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#define bcc jbcc
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#define bcs jbcs
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#define bls jbls
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#define beq jbeq
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#define bne jbne
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#define bra jbra
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#endif
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#if defined (SONY_SYNTAX) || defined (ELF_SYNTAX)
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#define movel move.l
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#define moveml movem.l
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#define moveql moveq.l
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#define cmpl cmp.l
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#define orl or.l
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#define clrl clr.l
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#define eorw eor.w
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#define lsrl lsr.l
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#define lsll lsl.l
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#define roxrl roxr.l
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#define roxll roxl.l
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#define addl add.l
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#define addxl addx.l
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#define addql addq.l
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#define subl sub.l
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#define subxl subx.l
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#define subql subq.l
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#define negl neg.l
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#define mulul mulu.l
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#endif
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