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authorRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
committerRoland McGrath <roland@gnu.org>1995-02-18 01:27:10 +0000
commit28f540f45bbacd939bfd07f213bcad2bf730b1bf (patch)
tree15f07c4c43d635959c6afee96bde71fb1b3614ee /sysdeps/unix/mips/sysdep.h
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initial import
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diff --git a/sysdeps/unix/mips/sysdep.h b/sysdeps/unix/mips/sysdep.h
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+/* Copyright (C) 1992, 1995 Free Software Foundation, Inc.
+   Contributed by Brendan Kehoe (brendan@zen.org).
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA.  */
+
+#include <sysdeps/unix/sysdep.h>
+
+#ifdef ASSEMBLER
+
+#include <regdef.h>
+
+#define ENTRY(name) \
+  .globl name;								      \
+  .align 2;								      \
+  .ent name,0;								      \
+  name##:
+
+/* Note that while it's better structurally, going back to call syscall_error
+   can make things confusing if you're debugging---it looks like it's jumping
+   backwards into the previous fn.  */
+#define PSEUDO(name, syscall_name, args) \
+  .set noreorder;							      \
+  .align 2;								      \
+  99: j syscall_error;							      \
+  nop;							      		      \
+  ENTRY(name)								      \
+  li v0, SYS_##syscall_name;						      \
+  syscall;								      \
+  bne a3, zero, 99b;							      \
+  nop;									      \
+syse1:
+
+#define ret	j ra ; nop
+#define r0	v0
+#define r1	v1
+/* The mips move insn is d,s.  */
+#define MOVE(x,y)	move y , x
+
+#endif