* ns32k-tdep.c (ns32k_register_byte_32082,
ns32k_register_byte_32382, ns32k_register_raw_size, ns32k_register_virtual_size, ns32k_register_virtual_type): New functions. * config/ns32k/tm-nbsd.h (REGISTER_BYTE): Define as ns32k_register_byte_32382. * config/ns32k/tm-umax.h: Update copyright years. (REGISTER_BYTE): Define as ns32k_register_byte_32082. (REGISTER_RAW_SIZE): Define as ns32k_register_raw_size. (REGISTER_VIRTUAL_SIZE): Define as ns32k_register_virtual_size. (REGISTER_VIRTUAL_TYPE): Define as ns32k_register_virtual_type. (ns32k_get_enter_addr): Fix prototype.
This commit is contained in:
Jason Thorpe
parent
d43efbe328
commit
f2c762e031
4 changed files with 81 additions and 39 deletions
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@ -1,3 +1,18 @@
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2002-05-26 Jason Thorpe <thorpej@wasabisystems.com>
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* ns32k-tdep.c (ns32k_register_byte_32082,
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ns32k_register_byte_32382, ns32k_register_raw_size,
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ns32k_register_virtual_size, ns32k_register_virtual_type): New
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functions.
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* config/ns32k/tm-nbsd.h (REGISTER_BYTE): Define as
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ns32k_register_byte_32382.
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* config/ns32k/tm-umax.h: Update copyright years.
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(REGISTER_BYTE): Define as ns32k_register_byte_32082.
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(REGISTER_RAW_SIZE): Define as ns32k_register_raw_size.
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(REGISTER_VIRTUAL_SIZE): Define as ns32k_register_virtual_size.
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(REGISTER_VIRTUAL_TYPE): Define as ns32k_register_virtual_type.
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(ns32k_get_enter_addr): Fix prototype.
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2002-05-26 Jason Thorpe <thorpej@wasabisystems.com>
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* ns32k-tdep.c: Update copyright years.
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@ -49,7 +49,7 @@
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/* tm-umax.h assumes a 32082 fpu. We have a 32382 fpu. */
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#undef REGISTER_NAME
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#define REGISTER_NAME(REGNUM) ns32k_register_name_32382(REGNUM)
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#define REGISTER_NAME(REGNUM) ns32k_register_name_32382((REGNUM))
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#undef NUM_REGS
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#define NUM_REGS 29
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@ -61,18 +61,7 @@
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((NUM_REGS - 4) * REGISTER_RAW_SIZE(R0_REGNUM) \
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+ 8 * REGISTER_RAW_SIZE(LP0_REGNUM))
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/* Index within `registers' of the first byte of the space for
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register N. */
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/* This is a bit yuck. The even numbered double precision floating
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point long registers occupy the same space as the even:odd numbered
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single precision floating point registers, but the extra 32381 fpu
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registers are at the end. Doing it this way is compatable for both
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32081 and 32381 equiped machines. */
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#undef REGISTER_BYTE
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#define REGISTER_BYTE(N) (((N) < LP0_REGNUM? (N)\
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: ((N) - LP0_REGNUM) & 1? (N) - 1 \
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: ((N) - LP0_REGNUM + FP0_REGNUM)) * 4)
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#define REGISTER_BYTE(N) ns32k_register_byte_32382 ((N))
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#endif /* TM_NBSD_H */
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@ -1,5 +1,5 @@
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/* Definitions to make GDB run on an encore under umax 4.2
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Copyright 1987, 1989, 1991, 1993, 1994, 1998, 1999, 2000, 2001
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Copyright 1987, 1989, 1991, 1993, 1994, 1998, 1999, 2000, 2001, 2002
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Free Software Foundation, Inc.
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This file is part of GDB.
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@ -106,21 +106,15 @@ extern char *ns32k_register_name_32382 (int);
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/* Index within `registers' of the first byte of the space for
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register N. */
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extern int ns32k_register_byte_32082 (int);
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extern int ns32k_register_byte_32382 (int);
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#define REGISTER_BYTE(N) ns32k_register_byte_32082 ((N))
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#define REGISTER_BYTE(N) ((N) >= LP0_REGNUM ? \
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LP0_REGNUM * 4 + ((N) - LP0_REGNUM) * 8 : (N) * 4)
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extern int ns32k_register_raw_size (int);
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#define REGISTER_RAW_SIZE(N) ns32k_register_raw_size ((N))
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/* Number of bytes of storage in the actual machine representation
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for register N. On the 32000, all regs are 4 bytes
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except for the doubled floating registers. */
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#define REGISTER_RAW_SIZE(N) ((N) >= LP0_REGNUM ? 8 : 4)
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/* Number of bytes of storage in the program's representation
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for register N. On the 32000, all regs are 4 bytes
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except for the doubled floating registers. */
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#define REGISTER_VIRTUAL_SIZE(N) ((N) >= LP0_REGNUM ? 8 : 4)
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extern int ns32k_register_virtual_size (int);
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#define REGISTER_VIRTUAL_SIZE(N) ns32k_register_virtual_size ((N))
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/* Largest value REGISTER_RAW_SIZE can have. */
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@ -130,17 +124,8 @@ extern char *ns32k_register_name_32382 (int);
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#define MAX_REGISTER_VIRTUAL_SIZE 8
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/* Return the GDB type object for the "standard" data type
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of data in register N. */
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#define REGISTER_VIRTUAL_TYPE(N) \
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(((N) < FP0_REGNUM) ? \
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builtin_type_int : \
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((N) < FP0_REGNUM + 8) ? \
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builtin_type_float : \
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((N) < LP0_REGNUM) ? \
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builtin_type_int : \
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builtin_type_double)
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struct type *ns32k_register_virtual_type (int);
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#define REGISTER_VIRTUAL_TYPE(N) ns32k_register_virtual_type ((N))
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/* Store the address of the place in which to copy the structure the
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subroutine will return. This is called from call_function.
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@ -199,7 +184,7 @@ extern char *ns32k_register_name_32382 (int);
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Returns positive address > 1 if pc is between enter/exit,
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1 if pc before enter or after exit, 0 otherwise. */
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extern CORE_ADDR ns32k_get_enter_addr ();
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extern CORE_ADDR ns32k_get_enter_addr (CORE_ADDR);
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/* Return number of args passed to a frame.
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Can return -1, meaning no way to tell. */
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@ -64,6 +64,59 @@ ns32k_register_name_32382 (int regno)
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return (register_names[regno]);
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}
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int
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ns32k_register_byte_32082 (int regno)
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{
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if (regno >= LP0_REGNUM)
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return (LP0_REGNUM * 4) + ((regno - LP0_REGNUM) * 8);
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return (regno * 4);
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}
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int
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ns32k_register_byte_32382 (int regno)
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{
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/* This is a bit yuk. The even numbered double precision floating
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point long registers occupy the same space as the even:odd numbered
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single precision floating point registers, but the extra 32381 FPU
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registers are at the end. Doing it this way is compatible for both
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32081 and 32381 equipped machines. */
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return ((regno < LP0_REGNUM ? regno
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: (regno - LP0_REGNUM) & 1 ? regno - 1
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: (regno - LP0_REGNUM + FP0_REGNUM)) * 4);
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}
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int
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ns32k_register_raw_size (int regno)
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{
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/* All registers are 4 bytes, except for the doubled floating
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registers. */
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return ((regno >= LP0_REGNUM) ? 8 : 4);
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}
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int
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ns32k_register_virtual_size (int regno)
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{
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return ((regno >= LP0_REGNUM) ? 8 : 4);
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}
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struct type *
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ns32k_register_virtual_type (int regno)
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{
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if (regno < FP0_REGNUM)
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return (builtin_type_int);
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if (regno < FP0_REGNUM + 8)
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return (builtin_type_float);
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if (regno < LP0_REGNUM)
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return (builtin_type_int);
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return (builtin_type_double);
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}
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/* Advance PC across any function entry prologue instructions
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to reach some "real" code. */
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