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authorMark Kettenis <kettenis@gnu.org>2004-04-18 13:03:13 +0000
committerMark Kettenis <kettenis@gnu.org>2004-04-18 13:03:13 +0000
commit748894bf5c7a496d16da86589cbd77bbf90f31d8 (patch)
tree297332b72436a22417c014105d65c16ede83bf59 /gdb/m68k-tdep.h
parent77a4912d460b5bae763d43d4e503be161c809404 (diff)
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* m68k-tdep.h: Tweak comments.
* m68k-tdep.c: Tweak comment.
Diffstat (limited to 'gdb/m68k-tdep.h')
-rw-r--r--gdb/m68k-tdep.h36
1 files changed, 17 insertions, 19 deletions
diff --git a/gdb/m68k-tdep.h b/gdb/m68k-tdep.h
index 702e4fc..0b73506 100644
--- a/gdb/m68k-tdep.h
+++ b/gdb/m68k-tdep.h
@@ -1,6 +1,7 @@
-/* Common target dependent code for the Motorola 68000 series.
- Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1999, 2000, 2001, 2003
- Free Software Foundation, Inc.
+/* Target-dependent code for the Motorola 68000 series.
+
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1999, 2000,
+ 2001, 2003, 2004 Free Software Foundation, Inc.
This file is part of GDB.
@@ -24,30 +25,26 @@
struct frame_info;
-/* Register numbers of various important registers.
- Note that some of these values are "real" register numbers,
- and correspond to the general registers of the machine,
- and some are "phony" register numbers which are too large
- to be actual register numbers as far as the user is concerned
- but do serve to get the desired values when passed to read_register. */
+/* Register numbers of various important registers. */
-enum
+enum m68k_regnum
{
M68K_D0_REGNUM = 0,
M68K_D1_REGNUM = 1,
M68K_A0_REGNUM = 8,
M68K_A1_REGNUM = 9,
- M68K_FP_REGNUM = 14, /* Contains address of executing stack frame */
- M68K_SP_REGNUM = 15, /* Contains address of top of stack */
- M68K_PS_REGNUM = 16, /* Contains processor status */
- M68K_PC_REGNUM = 17, /* Contains program counter */
- M68K_FP0_REGNUM = 18, /* Floating point register 0 */
- M68K_FPC_REGNUM = 26, /* 68881 control register */
- M68K_FPS_REGNUM = 27, /* 68881 status register */
+ M68K_FP_REGNUM = 14, /* Address of executing stack frame. */
+ M68K_SP_REGNUM = 15, /* Address of top of stack. */
+ M68K_PS_REGNUM = 16, /* Processor status. */
+ M68K_PC_REGNUM = 17, /* Program counter. */
+ M68K_FP0_REGNUM = 18, /* Floating point register 0. */
+ M68K_FPC_REGNUM = 26, /* 68881 control register. */
+ M68K_FPS_REGNUM = 27, /* 68881 status register. */
M68K_FPI_REGNUM = 28
};
-#define M68K_NUM_REGS (M68K_FPI_REGNUM + 1)
+/* Number of machine registers. */
+#define M68K_NUM_REGS (M68K_FPI_REGNUM + 1)
/* Size of the largest register. */
#define M68K_MAX_REGISTER_SIZE 12
@@ -70,6 +67,7 @@ enum struct_return
};
/* Target-dependent structure in gdbarch. */
+
struct gdbarch_tdep
{
/* Offset to PC value in the jump buffer. If this is negative,
@@ -85,4 +83,4 @@ struct gdbarch_tdep
enum struct_return struct_return;
};
-#endif /* M68K_TDEP_H */
+#endif /* m68k-tdep.h */