diff options
Diffstat (limited to 'gdb/rs6000-tdep.c')
| -rw-r--r-- | gdb/rs6000-tdep.c | 83 |
1 files changed, 44 insertions, 39 deletions
diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c index ac33578..b70917e 100644 --- a/gdb/rs6000-tdep.c +++ b/gdb/rs6000-tdep.c @@ -137,6 +137,18 @@ altivec_register_p (int regno) return (regno >= tdep->ppc_vr0_regnum && regno <= tdep->ppc_vrsave_regnum); } +/* Use the architectures FP registers? */ +int +ppc_floating_point_unit_p (struct gdbarch *gdbarch) +{ + const struct bfd_arch_info *info = gdbarch_bfd_arch_info (gdbarch); + if (info->arch == bfd_arch_powerpc) + return (info->mach != bfd_mach_ppc_e500); + if (info->arch == bfd_arch_rs6000) + return 1; + return 0; +} + /* Read a LEN-byte address from debugged memory address MEMADDR. */ static CORE_ADDR @@ -978,7 +990,7 @@ rs6000_pop_frame (void) still in the link register, otherwise walk the frames and retrieve the saved %pc value in the previous frame. */ - addr = get_pc_function_start (get_frame_pc (frame)); + addr = get_frame_func (frame); (void) skip_prologue (addr, get_frame_pc (frame), &fdata); wordsize = gdbarch_tdep (current_gdbarch)->wordsize; @@ -1487,7 +1499,7 @@ rs6000_frameless_function_invocation (struct frame_info *fi) && !(get_frame_type (get_next_frame (fi)) == SIGTRAMP_FRAME)) return 0; - func_start = get_pc_function_start (get_frame_pc (fi)); + func_start = get_frame_func (fi); /* If we failed to find the start of the function, it is a mistake to inspect the instructions. */ @@ -1528,7 +1540,7 @@ rs6000_frame_saved_pc (struct frame_info *fi) return deprecated_read_register_dummy (get_frame_pc (fi), get_frame_base (fi), PC_REGNUM); - func_start = get_pc_function_start (get_frame_pc (fi)); + func_start = get_frame_func (fi); /* If we failed to find the start of the function, it is a mistake to inspect the instructions. */ @@ -1554,14 +1566,16 @@ rs6000_frame_saved_pc (struct frame_info *fi) return lr; } else - return read_memory_addr (FRAME_CHAIN (fi) + tdep->lr_frame_offset, + return read_memory_addr (DEPRECATED_FRAME_CHAIN (fi) + + tdep->lr_frame_offset, wordsize); } if (fdata.lr_offset == 0) return read_register (gdbarch_tdep (current_gdbarch)->ppc_lr_regnum); - return read_memory_addr (FRAME_CHAIN (fi) + fdata.lr_offset, wordsize); + return read_memory_addr (DEPRECATED_FRAME_CHAIN (fi) + fdata.lr_offset, + wordsize); } /* If saved registers of frame FI are not known yet, read and cache them. @@ -1582,8 +1596,7 @@ frame_get_saved_regs (struct frame_info *fi, struct rs6000_framedata *fdatap) if (fdatap == NULL) { fdatap = &work_fdata; - (void) skip_prologue (get_pc_function_start (get_frame_pc (fi)), - get_frame_pc (fi), fdatap); + (void) skip_prologue (get_frame_func (fi), get_frame_pc (fi), fdatap); } frame_saved_regs_zalloc (fi); @@ -1608,7 +1621,7 @@ frame_get_saved_regs (struct frame_info *fi, struct rs6000_framedata *fdatap) ->frame pointed to the outer-most address of the frame. In the mean time, the address of the prev frame is used as the base address of this frame. */ - frame_addr = FRAME_CHAIN (fi); + frame_addr = DEPRECATED_FRAME_CHAIN (fi); /* if != -1, fdatap->saved_fpr is the smallest number of saved_fpr. All fpr's from saved_fpr to fp31 are saved. */ @@ -1633,7 +1646,7 @@ frame_get_saved_regs (struct frame_info *fi, struct rs6000_framedata *fdatap) CORE_ADDR gpr_addr = frame_addr + fdatap->gpr_offset; for (i = fdatap->saved_gpr; i < 32; i++) { - get_frame_saved_regs (fi)[i] = gpr_addr; + get_frame_saved_regs (fi)[tdep->ppc_gp0_regnum + i] = gpr_addr; gpr_addr += wordsize; } } @@ -1706,8 +1719,7 @@ frame_initial_stack_address (struct frame_info *fi) /* Find out if this function is using an alloca register. */ - (void) skip_prologue (get_pc_function_start (get_frame_pc (fi)), - get_frame_pc (fi), &fdata); + (void) skip_prologue (get_frame_func (fi), get_frame_pc (fi), &fdata); /* If saved registers of this frame are not known yet, read and cache them. */ @@ -1746,8 +1758,8 @@ frame_initial_stack_address (struct frame_info *fi) /* Describe the pointer in each stack frame to the previous stack frame (its caller). */ -/* FRAME_CHAIN takes a frame's nominal address - and produces the frame's chain-pointer. */ +/* DEPRECATED_FRAME_CHAIN takes a frame's nominal address and produces + the frame's chain-pointer. */ /* In the case of the RS/6000, the frame's nominal address is the address of a 4-byte word containing the calling frame's address. */ @@ -1880,8 +1892,8 @@ rs6000_register_convert_to_virtual (int n, struct type *type, { if (TYPE_LENGTH (type) != REGISTER_RAW_SIZE (n)) { - double val = extract_floating (from, REGISTER_RAW_SIZE (n)); - store_floating (to, TYPE_LENGTH (type), val); + double val = deprecated_extract_floating (from, REGISTER_RAW_SIZE (n)); + deprecated_store_floating (to, TYPE_LENGTH (type), val); } else memcpy (to, from, REGISTER_RAW_SIZE (n)); @@ -1896,8 +1908,8 @@ rs6000_register_convert_to_raw (struct type *type, int n, { if (TYPE_LENGTH (type) != REGISTER_RAW_SIZE (n)) { - double val = extract_floating (from, TYPE_LENGTH (type)); - store_floating (to, REGISTER_RAW_SIZE (n), val); + double val = deprecated_extract_floating (from, TYPE_LENGTH (type)); + deprecated_store_floating (to, REGISTER_RAW_SIZE (n), val); } else memcpy (to, from, REGISTER_RAW_SIZE (n)); @@ -2062,10 +2074,10 @@ rs6000_extract_struct_value_address (struct regcache *regcache) /* FIXME: cagney/2002-09-26: PR gdb/724: When making an inferior function call GDB knows the address of the struct return value and hence, should not need to call this function. Unfortunately, - the current hand_function_call() code only saves the most recent - struct address leading to occasional calls. The code should - instead maintain a stack of such addresses (in the dummy frame - object). */ + the current call_function_by_hand() code only saves the most + recent struct address leading to occasional calls. The code + should instead maintain a stack of such addresses (in the dummy + frame object). */ /* NOTE: cagney/2002-09-26: Return 0 which indicates that we've really got no idea where the return value is being stored. While r3, on function entry, contained the address it will have since @@ -2727,9 +2739,9 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) else { arch = bfd_arch_powerpc; - mach = 0; - bfd_default_set_arch_mach (&abfd, arch, mach); + bfd_default_set_arch_mach (&abfd, arch, 0); info.bfd_arch_info = bfd_get_arch_info (&abfd); + mach = info.bfd_arch_info->mach; } tdep = xmalloc (sizeof (struct gdbarch_tdep)); tdep->wordsize = wordsize; @@ -2862,7 +2874,7 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) set_gdbarch_write_pc (gdbarch, generic_target_write_pc); set_gdbarch_read_fp (gdbarch, generic_target_read_fp); set_gdbarch_read_sp (gdbarch, generic_target_read_sp); - set_gdbarch_write_sp (gdbarch, generic_target_write_sp); + set_gdbarch_deprecated_dummy_write_sp (gdbarch, generic_target_write_sp); set_gdbarch_num_regs (gdbarch, v->nregs); set_gdbarch_num_pseudo_regs (gdbarch, v->npregs); @@ -2886,17 +2898,10 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) set_gdbarch_long_double_bit (gdbarch, 8 * TARGET_CHAR_BIT); set_gdbarch_char_signed (gdbarch, 0); - set_gdbarch_call_dummy_length (gdbarch, 0); - set_gdbarch_call_dummy_address (gdbarch, entry_point_address); - set_gdbarch_call_dummy_breakpoint_offset_p (gdbarch, 1); - set_gdbarch_call_dummy_breakpoint_offset (gdbarch, 0); - set_gdbarch_call_dummy_start_offset (gdbarch, 0); - set_gdbarch_call_dummy_p (gdbarch, 1); - set_gdbarch_call_dummy_stack_adjust_p (gdbarch, 0); set_gdbarch_fix_call_dummy (gdbarch, rs6000_fix_call_dummy); set_gdbarch_frame_align (gdbarch, rs6000_frame_align); set_gdbarch_save_dummy_frame_tos (gdbarch, generic_save_dummy_frame_tos); - set_gdbarch_push_return_address (gdbarch, ppc_push_return_address); + set_gdbarch_deprecated_push_return_address (gdbarch, ppc_push_return_address); set_gdbarch_believe_pcc_promotion (gdbarch, 1); set_gdbarch_register_convertible (gdbarch, rs6000_register_convertible); @@ -2911,13 +2916,13 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) 64-bit code. At some point in the future, this matter needs to be revisited. */ if (sysv_abi && wordsize == 4) - set_gdbarch_push_arguments (gdbarch, ppc_sysv_abi_push_arguments); + set_gdbarch_deprecated_push_arguments (gdbarch, ppc_sysv_abi_push_arguments); else - set_gdbarch_push_arguments (gdbarch, rs6000_push_arguments); + set_gdbarch_deprecated_push_arguments (gdbarch, rs6000_push_arguments); - set_gdbarch_store_struct_return (gdbarch, rs6000_store_struct_return); + set_gdbarch_deprecated_store_struct_return (gdbarch, rs6000_store_struct_return); set_gdbarch_extract_struct_value_address (gdbarch, rs6000_extract_struct_value_address); - set_gdbarch_pop_frame (gdbarch, rs6000_pop_frame); + set_gdbarch_deprecated_pop_frame (gdbarch, rs6000_pop_frame); set_gdbarch_skip_prologue (gdbarch, rs6000_skip_prologue); set_gdbarch_inner_than (gdbarch, core_addr_lessthan); @@ -2937,8 +2942,8 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) set_gdbarch_frameless_function_invocation (gdbarch, rs6000_frameless_function_invocation); - set_gdbarch_frame_chain (gdbarch, rs6000_frame_chain); - set_gdbarch_frame_saved_pc (gdbarch, rs6000_frame_saved_pc); + set_gdbarch_deprecated_frame_chain (gdbarch, rs6000_frame_chain); + set_gdbarch_deprecated_frame_saved_pc (gdbarch, rs6000_frame_saved_pc); set_gdbarch_deprecated_frame_init_saved_regs (gdbarch, rs6000_frame_init_saved_regs); set_gdbarch_deprecated_init_extra_frame_info (gdbarch, rs6000_init_extra_frame_info); @@ -2952,7 +2957,7 @@ rs6000_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches) } set_gdbarch_frame_args_address (gdbarch, rs6000_frame_args_address); set_gdbarch_frame_locals_address (gdbarch, rs6000_frame_args_address); - set_gdbarch_saved_pc_after_call (gdbarch, rs6000_saved_pc_after_call); + set_gdbarch_deprecated_saved_pc_after_call (gdbarch, rs6000_saved_pc_after_call); /* We can't tell how many args there are now that the C compiler delays popping them. */ |