diff options
Diffstat (limited to 'contrib/gdb/gdb/arm-tdep.h')
| -rw-r--r-- | contrib/gdb/gdb/arm-tdep.h | 95 |
1 files changed, 35 insertions, 60 deletions
diff --git a/contrib/gdb/gdb/arm-tdep.h b/contrib/gdb/gdb/arm-tdep.h index a4c52dc..bb30455 100644 --- a/contrib/gdb/gdb/arm-tdep.h +++ b/contrib/gdb/gdb/arm-tdep.h @@ -1,5 +1,5 @@ /* Common target dependent code for GDB on ARM systems. - Copyright 2002 Free Software Foundation, Inc. + Copyright 2002, 2003 Free Software Foundation, Inc. This file is part of GDB. @@ -25,39 +25,33 @@ the user is concerned but do serve to get the desired values when passed to read_register. */ -#define ARM_A1_REGNUM 0 /* first integer-like argument */ -#define ARM_A4_REGNUM 3 /* last integer-like argument */ -#define ARM_AP_REGNUM 11 -#define ARM_SP_REGNUM 13 /* Contains address of top of stack */ -#define ARM_LR_REGNUM 14 /* address to return to from a function call */ -#define ARM_PC_REGNUM 15 /* Contains program counter */ -#define ARM_F0_REGNUM 16 /* first floating point register */ -#define ARM_F3_REGNUM 19 /* last floating point argument register */ -#define ARM_F7_REGNUM 23 /* last floating point register */ -#define ARM_FPS_REGNUM 24 /* floating point status register */ -#define ARM_PS_REGNUM 25 /* Contains processor status */ - -#define ARM_FP_REGNUM 11 /* Frame register in ARM code, if used. */ -#define THUMB_FP_REGNUM 7 /* Frame register in Thumb code, if used. */ - -#define ARM_NUM_ARG_REGS 4 -#define ARM_LAST_ARG_REGNUM ARM_A4_REGNUM -#define ARM_NUM_FP_ARG_REGS 4 -#define ARM_LAST_FP_ARG_REGNUM ARM_F3_REGNUM +enum gdb_regnum { + ARM_A1_REGNUM = 0, /* first integer-like argument */ + ARM_A4_REGNUM = 3, /* last integer-like argument */ + ARM_AP_REGNUM = 11, + ARM_SP_REGNUM = 13, /* Contains address of top of stack */ + ARM_LR_REGNUM = 14, /* address to return to from a function call */ + ARM_PC_REGNUM = 15, /* Contains program counter */ + ARM_F0_REGNUM = 16, /* first floating point register */ + ARM_F3_REGNUM = 19, /* last floating point argument register */ + ARM_F7_REGNUM = 23, /* last floating point register */ + ARM_FPS_REGNUM = 24, /* floating point status register */ + ARM_PS_REGNUM = 25, /* Contains processor status */ + ARM_FP_REGNUM = 11, /* Frame register in ARM code, if used. */ + THUMB_FP_REGNUM = 7, /* Frame register in Thumb code, if used. */ + ARM_NUM_ARG_REGS = 4, + ARM_LAST_ARG_REGNUM = ARM_A4_REGNUM, + ARM_NUM_FP_ARG_REGS = 4, + ARM_LAST_FP_ARG_REGNUM = ARM_F3_REGNUM +}; /* Size of integer registers. */ -#define INT_REGISTER_RAW_SIZE 4 -#define INT_REGISTER_VIRTUAL_SIZE 4 +#define INT_REGISTER_SIZE 4 /* Say how long FP registers are. Used for documentation purposes and code readability in this header. IEEE extended doubles are 80 bits. DWORD aligned they use 96 bits. */ -#define FP_REGISTER_RAW_SIZE 12 - -/* GCC doesn't support long doubles (extended IEEE values). The FP - register virtual size is therefore 64 bits. Used for documentation - purposes and code readability in this header. */ -#define FP_REGISTER_VIRTUAL_SIZE 8 +#define FP_REGISTER_SIZE 12 /* Status registers are the same size as general purpose registers. Used for documentation purposes and code readability in this @@ -99,44 +93,32 @@ #define FLAG_C 0x20000000 #define FLAG_V 0x10000000 -/* ABI variants that we know about. If you add to this enum, please - update the table of names in tm-arm.c. */ -enum arm_abi -{ - ARM_ABI_UNKNOWN = 0, - ARM_ABI_EABI_V1, - ARM_ABI_EABI_V2, - ARM_ABI_LINUX, - ARM_ABI_NETBSD_AOUT, - ARM_ABI_NETBSD_ELF, - ARM_ABI_APCS, - ARM_ABI_FREEBSD, - ARM_ABI_WINCE, - - ARM_ABI_INVALID /* Keep this last. */ -}; - /* Type of floating-point code in use by inferior. There are really 3 models that are traditionally supported (plus the endianness issue), but gcc can only generate 2 of those. The third is APCS_FLOAT, where arguments to functions are passed in floating-point registers. - In addition to the traditional models, VFP adds two more. */ + In addition to the traditional models, VFP adds two more. + + If you update this enum, don't forget to update fp_model_strings in + arm-tdep.c. */ enum arm_float_model { - ARM_FLOAT_SOFT, - ARM_FLOAT_FPA, - ARM_FLOAT_SOFT_VFP, - ARM_FLOAT_VFP + ARM_FLOAT_AUTO, /* Automatic detection. Do not set in tdep. */ + ARM_FLOAT_SOFT_FPA, /* Traditional soft-float (mixed-endian on LE ARM). */ + ARM_FLOAT_FPA, /* FPA co-processor. GCC calling convention. */ + ARM_FLOAT_SOFT_VFP, /* Soft-float with pure-endian doubles. */ + ARM_FLOAT_VFP, /* Full VFP calling convention. */ + ARM_FLOAT_LAST /* Keep at end. */ }; +/* A method to the setting based on user's choice and ABI setting. */ +enum arm_float_model arm_get_fp_model (struct gdbarch *); + /* Target-dependent structure in gdbarch. */ struct gdbarch_tdep { - enum arm_abi arm_abi; /* OS/ABI of inferior. */ - const char *abi_name; /* Name of the above. */ - enum arm_float_model fp_model; /* Floating point calling conventions. */ CORE_ADDR lowest_pc; /* Lowest address at which instructions @@ -165,10 +147,3 @@ int arm_pc_is_thumb (CORE_ADDR); CORE_ADDR thumb_get_next_pc (CORE_ADDR); CORE_ADDR arm_get_next_pc (CORE_ADDR); - -/* How a OS variant tells the ARM generic code that it can handle an ABI - type. */ -void -arm_gdbarch_register_os_abi (enum arm_abi abi, - void (*init_abi)(struct gdbarch_info, - struct gdbarch *)); |
