diff options
Diffstat (limited to 'gdb/mips-tdep.c')
| -rw-r--r-- | gdb/mips-tdep.c | 70 |
1 files changed, 46 insertions, 24 deletions
diff --git a/gdb/mips-tdep.c b/gdb/mips-tdep.c index 506fd1fe7cf..2a63d22e31d 100644 --- a/gdb/mips-tdep.c +++ b/gdb/mips-tdep.c @@ -25,6 +25,7 @@ #include "defs.h" #include "gdb_string.h" +#include "gdb_assert.h" #include "frame.h" #include "inferior.h" #include "symtab.h" @@ -361,23 +362,57 @@ static struct cmd_list_element *showmipscmdlist = NULL; /* A set of original names, to be used when restoring back to generic registers from a specific set. */ +static char *mips_generic_reg_names[] = MIPS_REGISTER_NAMES; -char *mips_generic_reg_names[] = MIPS_REGISTER_NAMES; -char **mips_processor_reg_names = mips_generic_reg_names; +/* Integer registers 0 thru 31 are handled explicitly by + mips_register_name(). Processor specific registers 32 and above + are listed in the sets of register names assigned to + mips_processor_reg_names. */ +static char **mips_processor_reg_names = mips_generic_reg_names; +/* Return the name of the register corresponding to REGNO. */ static const char * -mips_register_name (int i) -{ - return mips_processor_reg_names[i]; +mips_register_name (int regno) +{ + /* GPR names for all ABIs other than n32/n64. */ + static char *mips_gpr_names[] = { + "zero", "at", "v0", "v1", "a0", "a1", "a2", "a3", + "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7", + "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", + "t8", "t9", "k0", "k1", "gp", "sp", "s8", "ra", + }; + + /* GPR names for n32 and n64 ABIs. */ + static char *mips_n32_n64_gpr_names[] = { + "zero", "at", "v0", "v1", "a0", "a1", "a2", "a3", + "a4", "a5", "a6", "a7", "t0", "t1", "t2", "t3", + "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", + "t8", "t9", "k0", "k1", "gp", "sp", "s8", "ra" + }; + + enum mips_abi abi = mips_abi (current_gdbarch); + + /* The MIPS integer registers are always mapped from 0 to 31. The + names of the registers (which reflects the conventions regarding + register use) vary depending on the ABI. */ + if (0 <= regno && regno < 32) + { + if (abi == MIPS_ABI_N32 || abi == MIPS_ABI_N64) + return mips_n32_n64_gpr_names[regno]; + else + return mips_gpr_names[regno]; + } + else if (32 <= regno && regno < NUM_REGS) + return mips_processor_reg_names[regno - 32]; + else + internal_error (__FILE__, __LINE__, + "mips_register_name: bad register number %d", regno); } + /* *INDENT-OFF* */ /* Names of IDT R3041 registers. */ char *mips_r3041_reg_names[] = { - "zero", "at", "v0", "v1", "a0", "a1", "a2", "a3", - "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7", - "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", - "t8", "t9", "k0", "k1", "gp", "sp", "s8", "ra", "sr", "lo", "hi", "bad", "cause","pc", "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", @@ -391,10 +426,6 @@ char *mips_r3041_reg_names[] = { /* Names of IDT R3051 registers. */ char *mips_r3051_reg_names[] = { - "zero", "at", "v0", "v1", "a0", "a1", "a2", "a3", - "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7", - "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", - "t8", "t9", "k0", "k1", "gp", "sp", "s8", "ra", "sr", "lo", "hi", "bad", "cause","pc", "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", @@ -408,10 +439,6 @@ char *mips_r3051_reg_names[] = { /* Names of IDT R3081 registers. */ char *mips_r3081_reg_names[] = { - "zero", "at", "v0", "v1", "a0", "a1", "a2", "a3", - "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7", - "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", - "t8", "t9", "k0", "k1", "gp", "sp", "s8", "ra", "sr", "lo", "hi", "bad", "cause","pc", "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7", "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15", @@ -425,10 +452,6 @@ char *mips_r3081_reg_names[] = { /* Names of LSI 33k registers. */ char *mips_lsi33k_reg_names[] = { - "zero", "at", "v0", "v1", "a0", "a1", "a2", "a3", - "t0", "t1", "t2", "t3", "t4", "t5", "t6", "t7", - "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", - "t8", "t9", "k0", "k1", "gp", "sp", "s8", "ra", "epc", "hi", "lo", "sr", "cause","badvaddr", "dcic", "bpc", "bda", "", "", "", "", "", "", "", "", "", "", "", "", "", @@ -6004,7 +6027,6 @@ mips_gdbarch_init (struct gdbarch_info info, /* MIPS version of CALL_DUMMY */ set_gdbarch_call_dummy_p (gdbarch, 1); - set_gdbarch_call_dummy_stack_adjust_p (gdbarch, 0); set_gdbarch_call_dummy_address (gdbarch, mips_call_dummy_address); set_gdbarch_push_return_address (gdbarch, mips_push_return_address); set_gdbarch_deprecated_pop_frame (gdbarch, mips_pop_frame); @@ -6024,7 +6046,7 @@ mips_gdbarch_init (struct gdbarch_info info, set_gdbarch_register_convert_to_raw (gdbarch, mips_register_convert_to_raw); - set_gdbarch_frame_chain (gdbarch, mips_frame_chain); + set_gdbarch_deprecated_frame_chain (gdbarch, mips_frame_chain); set_gdbarch_frameless_function_invocation (gdbarch, generic_frameless_function_invocation_not); set_gdbarch_deprecated_frame_saved_pc (gdbarch, mips_frame_saved_pc); @@ -6057,7 +6079,7 @@ mips_gdbarch_init (struct gdbarch_info info, /* Hook in OS ABI-specific overrides, if they have been registered. */ gdbarch_init_osabi (info, gdbarch); - set_gdbarch_store_struct_return (gdbarch, mips_store_struct_return); + set_gdbarch_deprecated_store_struct_return (gdbarch, mips_store_struct_return); set_gdbarch_extract_struct_value_address (gdbarch, mips_extract_struct_value_address); |