@@ -93,11 +93,8 @@ along with GCC; see the file COPYING3. If not see
#include "tree-pass.h"
#include "tree-flow.h"
-#ifdef DWARF2_DEBUGGING_INFO
static void dwarf2out_source_line (unsigned int, const char *, int, bool);
-
static rtx last_var_location_insn;
-#endif
#ifdef VMS_DEBUGGING_INFO
int vms_file_stats_name (const char *, long long *, long *, char *, int *);
@@ -418,13 +415,11 @@ current_fde (void)
/* A list of call frame insns for the CIE. */
static GTY(()) dw_cfi_ref cie_cfi_head;
-#if defined (DWARF2_DEBUGGING_INFO) || defined (DWARF2_UNWIND_INFO)
/* Some DWARF extensions (e.g., MIPS/SGI) implement a subprogram
attribute that accelerates the lookup of the FDE associated
with the subprogram. This variable holds the table index of the FDE
associated with the current function (body) definition. */
static unsigned current_funcdef_fde;
-#endif
struct GTY(()) indirect_string_node {
const char *str;
@@ -453,8 +448,6 @@ static GTY(()) bool cold_text_section_used = false;
/* The default cold text section. */
static GTY(()) section *cold_text_section;
-#if defined (DWARF2_DEBUGGING_INFO) || defined (DWARF2_UNWIND_INFO)
-
/* Forward declarations for functions defined in this file. */
static char *stripattributes (const char *);
@@ -465,9 +458,7 @@ static void add_fde_cfi (const char *, dw_cfi_ref);
static void lookup_cfa_1 (dw_cfi_ref, dw_cfa_location *, dw_cfa_location *);
static void lookup_cfa (dw_cfa_location *);
static void reg_save (const char *, unsigned, unsigned, HOST_WIDE_INT);
-#ifdef DWARF2_UNWIND_INFO
static void initial_return_save (rtx);
-#endif
static HOST_WIDE_INT stack_adjust_offset (const_rtx, HOST_WIDE_INT,
HOST_WIDE_INT);
static void output_cfi (dw_cfi_ref, dw_fde_ref, int);
@@ -1195,7 +1186,6 @@ dwarf2out_return_reg (const char *label, unsigned int sreg)
reg_save (label, DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM (sreg), 0);
}
-#ifdef DWARF2_UNWIND_INFO
/* Record the initial position of the return address. RTL is
INCOMING_RETURN_ADDR_RTX. */
@@ -1253,7 +1243,6 @@ initial_return_save (rtx rtl)
if (reg != DWARF_FRAME_RETURN_COLUMN)
reg_save (NULL, DWARF_FRAME_RETURN_COLUMN, reg, offset - cfa.offset);
}
-#endif
/* Given a SET, calculate the amount of stack adjustment it
contains. */
@@ -1656,8 +1645,6 @@ dwarf2out_notice_stack_adjust (rtx insn, bool after_p)
dwarf2out_stack_adjust (offset, label);
}
-#endif
-
/* We delay emitting a register save until either (a) we reach the end
of the prologue or (b) the register is clobbered. This clusters
register saves so that there are fewer pc advances. */
@@ -1684,7 +1671,6 @@ struct GTY(()) reg_saved_in_data {
static GTY(()) struct reg_saved_in_data regs_saved_in_regs[4];
static GTY(()) size_t num_regs_saved_in_regs;
-#if defined (DWARF2_DEBUGGING_INFO) || defined (DWARF2_UNWIND_INFO)
static const char *last_reg_save_label;
/* Add an entry to QUEUED_REG_SAVES saying that REG is now saved at
@@ -2895,8 +2881,6 @@ dwarf2out_frame_debug_restore_state (void)
cfa_remember.in_use = 0;
}
-#endif
-
/* Describe for the GTY machinery what parts of dw_cfi_oprnd1 are used. */
static enum dw_cfi_oprnd_type dw_cfi_oprnd1_desc
(enum dwarf_call_frame_info cfi);
@@ -2973,8 +2957,6 @@ dw_cfi_oprnd2_desc (enum dwarf_call_frame_info cfi)
}
}
-#if defined (DWARF2_DEBUGGING_INFO) || defined (DWARF2_UNWIND_INFO)
-
/* Switch [BACK] to eh_frame_section. If we don't have an eh_frame_section,
switch to the data section instead, and write out a synthetic start label
for collect2 the first time around. */
@@ -3014,7 +2996,7 @@ switch_to_eh_frame_section (bool back)
flags = SECTION_WRITE;
eh_frame_section = get_section (EH_FRAME_SECTION_NAME, flags, NULL);
}
-#endif
+#endif /* EH_FRAME_SECTION_NAME */
if (eh_frame_section)
switch_to_section (eh_frame_section);
@@ -4093,9 +4075,7 @@ dwarf2out_end_epilogue (unsigned int line ATTRIBUTE_UNUSED,
dw_fde_ref fde;
char label[MAX_ARTIFICIAL_LABEL_BYTES];
-#ifdef DWARF2_DEBUGGING_INFO
last_var_location_insn = NULL_RTX;
-#endif
if (dwarf2out_do_cfi_asm ())
fprintf (asm_out_file, "\t.cfi_endproc\n");
@@ -4204,7 +4184,6 @@ dwarf2out_switch_text_section (void)
fde->dw_fde_switch_cfi = cfi;
}
}
-#endif
/* And now, the subset of the debugging information support code necessary
for emitting location expressions. */
@@ -4335,8 +4314,6 @@ typedef struct GTY(()) dw_loc_list_struct {
dw_loc_descr_ref expr;
} dw_loc_list_node;
-#if defined (DWARF2_DEBUGGING_INFO) || defined (DWARF2_UNWIND_INFO)
-
static dw_loc_descr_ref int_loc_descriptor (HOST_WIDE_INT);
/* Convert a DWARF stack opcode into its string name. */
@@ -4755,7 +4732,6 @@ loc_descr_plus_const (dw_loc_descr_ref *list_head, HOST_WIDE_INT offset)
}
}
-#ifdef DWARF2_DEBUGGING_INFO
/* Add a constant OFFSET to a location list. */
static void
@@ -4765,7 +4741,6 @@ loc_list_plus_const (dw_loc_list_ref list_head, HOST_WIDE_INT offset)
for (d = list_head; d != NULL; d = d->dw_loc_next)
loc_descr_plus_const (&d->expr, offset);
}
-#endif
/* Return the size of a location descriptor. */
@@ -4914,9 +4889,7 @@ size_of_locs (dw_loc_descr_ref loc)
return size;
}
-#ifdef DWARF2_DEBUGGING_INFO
static HOST_WIDE_INT extract_int (const unsigned char *, unsigned);
-#endif
/* Output location description stack opcode's operands (if any). */
@@ -5506,10 +5479,8 @@ get_cfa_from_loc_descr (dw_cfa_location *cfa, struct dw_loc_descr_struct *loc)
}
}
}
-#endif /* .debug_frame support */
/* And now, the support for symbolic debugging information. */
-#ifdef DWARF2_DEBUGGING_INFO
/* .debug_str support. */
static int output_indirect_string (void **, void *);
@@ -5585,7 +5556,6 @@ const struct gcc_debug_hooks dwarf2_debug_hooks =
dwarf2out_set_name,
1 /* start_end_main_source_file */
};
-#endif
/* NOTE: In the comments in this file, many references are made to
"Debugging Information Entries". This term is abbreviated as `DIE'
@@ -5811,11 +5781,9 @@ skeleton_chain_node;
#define DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN 1
#endif
-#ifdef DWARF2_DEBUGGING_INFO
/* This location is used by calc_die_sizes() to keep track
the offset of each DIE within the .debug_info section. */
static unsigned long next_die_offset;
-#endif
/* Record the root of the DIE's built for the current compilation unit. */
static GTY(()) dw_die_ref comp_unit_die;
@@ -6016,10 +5984,8 @@ struct GTY (()) vcall_insn {
static GTY ((param_is (struct vcall_insn))) htab_t vcall_insn_table;
-#ifdef DWARF2_DEBUGGING_INFO
/* Record whether the function being analyzed contains inlined functions. */
static int current_function_has_inlines;
-#endif
#if 0 && defined (MIPS_DEBUGGING_INFO)
static int comp_unit_has_inlines;
#endif
@@ -6035,8 +6001,6 @@ static GTY(()) struct dwarf_file_data * file_table_last_lookup;
static GTY(()) VEC(die_arg_entry,gc) *tmpl_value_parm_die_table;
-#ifdef DWARF2_DEBUGGING_INFO
-
/* Offset from the "steady-state frame pointer" to the frame base,
within the current function. */
static HOST_WIDE_INT frame_pointer_fb_offset;
@@ -11960,7 +11924,7 @@ output_file_names (void)
/* File length in bytes. */
dw2_asm_output_data_uleb128 (0, NULL);
-#endif
+#endif /* VMS_DEBUGGING_INFO */
}
dw2_asm_output_data (1, 0, "End file name table");
@@ -13141,10 +13105,6 @@ multiple_reg_loc_descriptor (rtx rtl, rtx regs,
return loc_result;
}
-#endif /* DWARF2_DEBUGGING_INFO */
-
-#if defined (DWARF2_DEBUGGING_INFO) || defined (DWARF2_UNWIND_INFO)
-
/* Return a location descriptor that designates a constant. */
static dw_loc_descr_ref
@@ -13183,9 +13143,7 @@ int_loc_descriptor (HOST_WIDE_INT i)
return new_loc_descr (op, i, 0);
}
-#endif
-#ifdef DWARF2_DEBUGGING_INFO
/* Return loc description representing "address" of integer value.
This can appear only as toplevel expression. */
@@ -15798,7 +15756,7 @@ field_byte_offset (const_tree decl)
}
}
else
-#endif
+#endif /* PCC_BITFIELD_TYPE_MATTERS */
object_offset_in_bits = bitpos_int;
object_offset_in_bytes
@@ -17502,11 +17460,10 @@ add_name_and_src_coords_attributes (dw_die_ref die, tree decl)
XEXP (DECL_RTL (decl), 0));
VEC_safe_push (rtx, gc, used_rtx_array, XEXP (DECL_RTL (decl), 0));
}
-#endif
+#endif /* VMS_DEBUGGING_INFO */
}
#ifdef VMS_DEBUGGING_INFO
-
/* Output the debug main pointer die for VMS */
void
@@ -17536,7 +17493,7 @@ dwarf2out_vms_debug_main_pointer (void)
comp_unit_die->die_child = die;
}
}
-#endif
+#endif /* VMS_DEBUGGING_INFO */
/* Push a new declaration scope. */
@@ -22558,46 +22515,5 @@ dwarf2out_finish (const char *filename)
if (debug_str_hash)
htab_traverse (debug_str_hash, output_indirect_string, NULL);
}
-#else
-
-/* This should never be used, but its address is needed for comparisons. */
-const struct gcc_debug_hooks dwarf2_debug_hooks =
-{
- 0, /* init */
- 0, /* finish */
- 0, /* assembly_start */
- 0, /* define */
- 0, /* undef */
- 0, /* start_source_file */
- 0, /* end_source_file */
- 0, /* begin_block */
- 0, /* end_block */
- 0, /* ignore_block */
- 0, /* source_line */
- 0, /* begin_prologue */
- 0, /* end_prologue */
- 0, /* begin_epilogue */
- 0, /* end_epilogue */
- 0, /* begin_function */
- 0, /* end_function */
- 0, /* function_decl */
- 0, /* global_decl */
- 0, /* type_decl */
- 0, /* imported_module_or_decl */
- 0, /* deferred_inline_function */
- 0, /* outlining_inline_function */
- 0, /* label */
- 0, /* handle_pch */
- 0, /* var_location */
- 0, /* switch_text_section */
- 0, /* direct_call */
- 0, /* virtual_call_token */
- 0, /* copy_call_info */
- 0, /* virtual_call */
- 0, /* set_name */
- 0 /* start_end_main_source_file */
-};
-
-#endif /* DWARF2_DEBUGGING_INFO */
#include "gt-dwarf2out.h"