/* Convert RTL to assembler code and output it, for GNU compiler.
- Copyright (C) 1987, 88, 89, 92-5, 1996 Free Software Foundation, Inc.
+ Copyright (C) 1987, 88, 89, 92-6, 1997 Free Software Foundation, Inc.
This file is part of GNU CC.
#define INT_TYPE_SIZE BITS_PER_WORD
#endif
+#ifndef LONG_TYPE_SIZE
+#define LONG_TYPE_SIZE BITS_PER_WORD
+#endif
+
/* If we aren't using cc0, CC_STATUS_INIT shouldn't exist. So define a
null default for it to save conditionalization later. */
#ifndef CC_STATUS_INIT
used if profile_block_flag is set. */
static int count_basic_blocks;
+/* Number of instrumented arcs when profile_arc_flag is set. */
+extern int count_instrumented_arcs;
+
/* Nonzero while outputting an `asm' with operands.
This means that inconsistencies are the user's fault, so don't abort.
The precise value is the insn being output, to pass to error_for_asm. */
{
int i;
- if (profile_block_flag)
+ if (profile_block_flag || profile_arc_flag)
{
char name[20];
int align = exact_log2 (BIGGEST_ALIGNMENT / BITS_PER_UNIT);
- int size = (POINTER_SIZE / BITS_PER_UNIT) * count_basic_blocks;
- int rounded = size;
+ int size, rounded;
struct bb_list *ptr;
struct bb_str *sptr;
+ int long_bytes = LONG_TYPE_SIZE / BITS_PER_UNIT;
+ int pointer_bytes = POINTER_SIZE / BITS_PER_UNIT;
+
+ if (profile_block_flag)
+ size = long_bytes * count_basic_blocks;
+ else
+ size = long_bytes * count_instrumented_arcs;
+ rounded = size;
rounded += (BIGGEST_ALIGNMENT / BITS_PER_UNIT) - 1;
rounded = (rounded / (BIGGEST_ALIGNMENT / BITS_PER_UNIT)
ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBX", 0);
/* zero word */
- assemble_integer (const0_rtx, UNITS_PER_WORD, 1);
+ assemble_integer (const0_rtx, long_bytes, 1);
/* address of filename */
ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 1);
- assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), UNITS_PER_WORD, 1);
+ assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), pointer_bytes, 1);
/* address of count table */
ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 2);
- assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), UNITS_PER_WORD, 1);
+ assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), pointer_bytes, 1);
- /* count of the # of basic blocks */
- assemble_integer (GEN_INT (count_basic_blocks), UNITS_PER_WORD, 1);
+ /* count of the # of basic blocks or # of instrumented arcs */
+ if (profile_block_flag)
+ assemble_integer (GEN_INT (count_basic_blocks), long_bytes, 1);
+ else
+ assemble_integer (GEN_INT (count_instrumented_arcs), long_bytes,
+ 1);
/* zero word (link field) */
- assemble_integer (const0_rtx, UNITS_PER_WORD, 1);
+ assemble_integer (const0_rtx, pointer_bytes, 1);
/* address of basic block start address table */
- ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 3);
- assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), UNITS_PER_WORD, 1);
+ if (profile_block_flag)
+ {
+ ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 3);
+ assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), pointer_bytes,
+ 1);
+ }
+ else
+ assemble_integer (const0_rtx, pointer_bytes, 1);
/* byte count for extended structure. */
- assemble_integer (GEN_INT (11 * UNITS_PER_WORD), UNITS_PER_WORD, 1);
+ assemble_integer (GEN_INT (10 * UNITS_PER_WORD), long_bytes, 1);
/* address of function name table */
- ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 4);
- assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), UNITS_PER_WORD, 1);
+ if (profile_block_flag)
+ {
+ ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 4);
+ assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), pointer_bytes,
+ 1);
+ }
+ else
+ assemble_integer (const0_rtx, pointer_bytes, 1);
/* address of line number and filename tables if debugging. */
- if (write_symbols != NO_DEBUG)
+ if (write_symbols != NO_DEBUG && profile_block_flag)
{
ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 5);
- assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), UNITS_PER_WORD, 1);
+ assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), pointer_bytes, 1);
ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 6);
- assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), UNITS_PER_WORD, 1);
+ assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), pointer_bytes, 1);
}
else
{
- assemble_integer (const0_rtx, UNITS_PER_WORD, 1);
- assemble_integer (const0_rtx, UNITS_PER_WORD, 1);
+ assemble_integer (const0_rtx, pointer_bytes, 1);
+ assemble_integer (const0_rtx, pointer_bytes, 1);
}
/* space for extension ptr (link field) */
strcat (data_file, "/");
strcat (data_file, filename);
strip_off_ending (data_file, len);
- strcat (data_file, ".d");
+ if (profile_block_flag)
+ strcat (data_file, ".d");
+ else
+ strcat (data_file, ".da");
assemble_string (data_file, strlen (data_file) + 1);
}
}
/* Output any basic block strings */
- readonly_data_section ();
- if (sbb_head)
+ if (profile_block_flag)
{
- ASM_OUTPUT_ALIGN (asm_out_file, align);
- for (sptr = sbb_head; sptr != 0; sptr = sptr->next)
+ readonly_data_section ();
+ if (sbb_head)
{
- ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBC", sptr->label_num);
- assemble_string (sptr->string, sptr->length);
+ ASM_OUTPUT_ALIGN (asm_out_file, align);
+ for (sptr = sbb_head; sptr != 0; sptr = sptr->next)
+ {
+ ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBC",
+ sptr->label_num);
+ assemble_string (sptr->string, sptr->length);
+ }
}
}
/* Output the table of addresses. */
- /* Realign in new section */
- ASM_OUTPUT_ALIGN (asm_out_file, align);
- ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBX", 3);
- for (i = 0; i < count_basic_blocks; i++)
+ if (profile_block_flag)
{
- ASM_GENERATE_INTERNAL_LABEL (name, "LPB", i);
- assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name),
- UNITS_PER_WORD, 1);
+ /* Realign in new section */
+ ASM_OUTPUT_ALIGN (asm_out_file, align);
+ ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBX", 3);
+ for (i = 0; i < count_basic_blocks; i++)
+ {
+ ASM_GENERATE_INTERNAL_LABEL (name, "LPB", i);
+ assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name),
+ pointer_bytes, 1);
+ }
}
/* Output the table of function names. */
- ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBX", 4);
- for ((ptr = bb_head), (i = 0); ptr != 0; (ptr = ptr->next), i++)
+ if (profile_block_flag)
{
- if (ptr->func_label_num >= 0)
+ ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBX", 4);
+ for ((ptr = bb_head), (i = 0); ptr != 0; (ptr = ptr->next), i++)
{
- ASM_GENERATE_INTERNAL_LABEL (name, "LPBC", ptr->func_label_num);
- assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name),
- UNITS_PER_WORD, 1);
+ if (ptr->func_label_num >= 0)
+ {
+ ASM_GENERATE_INTERNAL_LABEL (name, "LPBC",
+ ptr->func_label_num);
+ assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name),
+ pointer_bytes, 1);
+ }
+ else
+ assemble_integer (const0_rtx, pointer_bytes, 1);
}
- else
- assemble_integer (const0_rtx, UNITS_PER_WORD, 1);
- }
- for ( ; i < count_basic_blocks; i++)
- assemble_integer (const0_rtx, UNITS_PER_WORD, 1);
+ for ( ; i < count_basic_blocks; i++)
+ assemble_integer (const0_rtx, pointer_bytes, 1);
+ }
- if (write_symbols != NO_DEBUG)
+ if (write_symbols != NO_DEBUG && profile_block_flag)
{
/* Output the table of line numbers. */
ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBX", 5);
for ((ptr = bb_head), (i = 0); ptr != 0; (ptr = ptr->next), i++)
- assemble_integer (GEN_INT (ptr->line_num), UNITS_PER_WORD, 1);
+ assemble_integer (GEN_INT (ptr->line_num), long_bytes, 1);
for ( ; i < count_basic_blocks; i++)
- assemble_integer (const0_rtx, UNITS_PER_WORD, 1);
+ assemble_integer (const0_rtx, long_bytes, 1);
/* Output the table of file names. */
ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBX", 6);
{
if (ptr->file_label_num >= 0)
{
- ASM_GENERATE_INTERNAL_LABEL (name, "LPBC", ptr->file_label_num);
+ ASM_GENERATE_INTERNAL_LABEL (name, "LPBC",
+ ptr->file_label_num);
assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name),
- UNITS_PER_WORD, 1);
+ pointer_bytes, 1);
}
else
- assemble_integer (const0_rtx, UNITS_PER_WORD, 1);
+ assemble_integer (const0_rtx, pointer_bytes, 1);
}
for ( ; i < count_basic_blocks; i++)
- assemble_integer (const0_rtx, UNITS_PER_WORD, 1);
+ assemble_integer (const0_rtx, pointer_bytes, 1);
}
/* End with the address of the table of addresses,
so we can find it easily, as the last word in the file's text. */
- ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 3);
- assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), UNITS_PER_WORD, 1);
+ if (profile_block_flag)
+ {
+ ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 3);
+ assemble_integer (gen_rtx (SYMBOL_REF, Pmode, name), pointer_bytes,
+ 1);
+ }
}
}
rtx body;
int uid;
+ /* In order to make sure that all instructions have valid length info,
+ we must split them before we compute the address/length info. */
+
+ for (insn = NEXT_INSN (first); insn; insn = NEXT_INSN (insn))
+ if (GET_RTX_CLASS (GET_CODE (insn)) == 'i')
+ insn = try_split (PATTERN (insn), insn, 1);
+
/* Compute maximum UID and allocate arrays. */
for (insn = first; insn; insn = NEXT_INSN (insn))
if (INSN_UID (insn) > max_uid)
of the function name. */
if (profile_block_flag)
{
- char *junk = "function";
bb_func_label_num =
- add_bb_string ((*decl_printable_name) (current_function_decl, &junk), FALSE);
+ add_bb_string ((*decl_printable_name) (current_function_decl, 2), FALSE);
}
}
profile_function (file)
FILE *file;
{
- int align = MIN (BIGGEST_ALIGNMENT, POINTER_SIZE);
+ int align = MIN (BIGGEST_ALIGNMENT, LONG_TYPE_SIZE);
int sval = current_function_returns_struct;
int cxt = current_function_needs_context;
data_section ();
ASM_OUTPUT_ALIGN (file, floor_log2 (align / BITS_PER_UNIT));
ASM_OUTPUT_INTERNAL_LABEL (file, "LP", profile_label_no);
- assemble_integer (const0_rtx, POINTER_SIZE / BITS_PER_UNIT, 1);
+ assemble_integer (const0_rtx, LONG_TYPE_SIZE / BITS_PER_UNIT, 1);
text_section ();
#endif
#endif
-#if 0
#ifdef STATIC_CHAIN_INCOMING_REGNUM
if (cxt)
ASM_OUTPUT_REG_PUSH (file, STATIC_CHAIN_INCOMING_REGNUM);
ASM_OUTPUT_REG_PUSH (file, STATIC_CHAIN_REGNUM);
#endif
#endif
-#endif /* 0 */
FUNCTION_PROFILER (file, profile_label_no);
-#if 0
#ifdef STATIC_CHAIN_INCOMING_REGNUM
if (cxt)
ASM_OUTPUT_REG_POP (file, STATIC_CHAIN_INCOMING_REGNUM);
ASM_OUTPUT_REG_POP (file, STATIC_CHAIN_REGNUM);
#endif
#endif
-#endif /* 0 */
#ifdef STRUCT_VALUE_INCOMING_REGNUM
if (sval)
count of times it was entered. */
#ifdef BLOCK_PROFILER
BLOCK_PROFILER (file, count_basic_blocks);
+#endif
+#ifdef HAVE_cc0
CC_STATUS_INIT;
#endif
if (new == insn && PATTERN (new) == body)
abort ();
+#ifdef HAVE_ATTR_length
+ /* This instruction should have been split in shorten_branches,
+ to ensure that we would have valid length info for the
+ splitees. */
+ abort ();
+#endif
+
new_block = 0;
return new;
}
{
rtx insn;
- if (profile_flag || profile_block_flag)
+ if (profile_flag || profile_block_flag || profile_arc_flag)
return 0;
for (insn = get_insns (); insn; insn = NEXT_INSN (insn))