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authorAndreas Schwab <schwab@linux-m68k.org>2014-02-10 20:05:01 +0100
committerAndreas Schwab <schwab@linux-m68k.org>2014-02-10 20:22:40 +0100
commit73588a7223bec40d652fd4c75f1cb4772c5d2612 (patch)
treedfc1f1965e78e62e611199d91c482d1b76ff109d /sysdeps/m68k/asm-syntax.h
parent87569616d27a2c742f87b5dbcac2f2e3437fd874 (diff)
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Move m68k from ports to libc
Diffstat (limited to 'sysdeps/m68k/asm-syntax.h')
-rw-r--r--sysdeps/m68k/asm-syntax.h82
1 files changed, 82 insertions, 0 deletions
diff --git a/sysdeps/m68k/asm-syntax.h b/sysdeps/m68k/asm-syntax.h
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+++ b/sysdeps/m68k/asm-syntax.h
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+/* Definitions for 68k syntax variations.
+   Copyright (C) 1992-2014 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.  Its master source is NOT part of
+   the C library, however.  The master source lives in the GNU MP Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <http://www.gnu.org/licenses/>.  */
+
+/* For ELF we need to prefix register names and local labels.  */
+#define R_(r) %##r
+#define R(r) R_(r)
+#define L(label) .##label
+
+#ifdef MIT_SYNTAX
+#define MEM(base)R(base)@
+#define MEM_DISP(base,displacement)R(base)@(displacement)
+#define MEM_INDX(base,idx,size_suffix)R(base)@(R(idx):size_suffix)
+#define MEM_INDX1(base,idx,size_suffix,scale)R(base)@(R(idx):size_suffix:scale)
+#define MEM_PREDEC(memory_base)R(memory_base)@-
+#define MEM_POSTINC(memory_base)R(memory_base)@+
+#define TEXT .text
+/* Use variable sized opcodes.  */
+#define bcc jcc
+#define bcs jcs
+#define bls jls
+#define beq jeq
+#define bne jne
+#define bra jra
+#endif
+
+#ifdef MOTOROLA_SYNTAX
+#define MEM(base)(R(base))
+#define MEM_DISP(base,displacement)(displacement,R(base))
+#define MEM_PREDEC(memory_base)-(R(memory_base))
+#define MEM_POSTINC(memory_base)(R(memory_base))+
+#define MEM_INDX_(base,idx,size_suffix)(R(base),R(idx##.##size_suffix))
+#define MEM_INDX(base,idx,size_suffix)MEM_INDX_(base,idx,size_suffix)
+#define MEM_INDX1_(base,idx,size_suffix,scale)(R(base),R(idx##.##size_suffix*scale))
+#define MEM_INDX1(base,idx,size_suffix,scale)MEM_INDX1_(base,idx,size_suffix,scale)
+#define TEXT .text
+#define bcc jbcc
+#define bcs jbcs
+#define bls jbls
+#define beq jbeq
+#define bne jbne
+#define bra jbra
+#define movel move.l
+#define moveml movem.l
+#define moveql moveq.l
+#define cmpl cmp.l
+#define orl or.l
+#define clrl clr.l
+#define andw and.w
+#define eorw eor.w
+#define andl and.l
+#define lsrl lsr.l
+#define lsll lsl.l
+#define roxrl roxr.l
+#define roxll roxl.l
+#define addl add.l
+#define addxl addx.l
+#define addql addq.l
+#define subl sub.l
+#define subxl subx.l
+#define subqw subq.w
+#define subql subq.l
+#define negl neg.l
+#define mulul mulu.l
+#define tstw tst.w
+#define tstl tst.l
+#endif