extern int length_unit_log; /* This is defined in insn-attrtab.c. */
/* Nonzero while outputting an `asm' with operands.
- This means that inconsistencies are the user's fault, so don't abort.
+ This means that inconsistencies are the user's fault, so don't die.
The precise value is the insn being output, to pass to error_for_asm. */
rtx this_is_asm_operands;
label_align = xrealloc (label_align,
n_labels * sizeof (struct label_alignment));
- /* Range of labels grows monotonically in the function. Abort here
+ /* Range of labels grows monotonically in the function. Failing here
means that the initialization of array got lost. */
gcc_assert (n_old_labels <= n_labels);
if (min_align > LABEL_TO_ALIGNMENT (lab))
min_align = LABEL_TO_ALIGNMENT (lab);
}
- XEXP (pat, 2) = gen_rtx_LABEL_REF (VOIDmode, min_lab);
- XEXP (pat, 3) = gen_rtx_LABEL_REF (VOIDmode, max_lab);
+ XEXP (pat, 2) = gen_rtx_LABEL_REF (Pmode, min_lab);
+ XEXP (pat, 3) = gen_rtx_LABEL_REF (Pmode, max_lab);
insn_shuid = INSN_SHUID (insn);
rel = INSN_SHUID (XEXP (XEXP (pat, 0), 0));
memset (&flags, 0, sizeof (flags));
assemble_integer (const0_rtx, LONG_TYPE_SIZE / BITS_PER_UNIT, align, 1);
}
- function_section (current_function_decl);
+ current_function_section (current_function_decl);
#if defined(ASM_OUTPUT_REG_PUSH)
if (sval && svrtx != NULL_RTX && REG_P (svrtx))
}
}
-/* Return boolean indicating if there is a NOTE_INSN_UNLIKELY_EXECUTED_CODE
- note in the instruction chain (going forward) between the current
- instruction, and the next 'executable' instruction. */
-
-bool
-scan_ahead_for_unlikely_executed_note (rtx insn)
-{
- rtx temp;
- int bb_note_count = 0;
-
- for (temp = insn; temp; temp = NEXT_INSN (temp))
- {
- if (NOTE_P (temp)
- && NOTE_LINE_NUMBER (temp) == NOTE_INSN_UNLIKELY_EXECUTED_CODE)
- return true;
- if (NOTE_P (temp)
- && NOTE_LINE_NUMBER (temp) == NOTE_INSN_BASIC_BLOCK)
- {
- bb_note_count++;
- if (bb_note_count > 1)
- return false;
- }
- if (INSN_P (temp))
- return false;
- }
-
- return false;
-}
-
/* The final scan for one insn, INSN.
Args are same as in `final', except that INSN
is the insn being scanned.
case NOTE_INSN_EXPECTED_VALUE:
break;
- case NOTE_INSN_UNLIKELY_EXECUTED_CODE:
+ case NOTE_INSN_SWITCH_TEXT_SECTIONS:
/* The presence of this note indicates that this basic block
belongs in the "cold" section of the .o file. If we are
not already writing to the cold section we need to change
to it. */
-
- unlikely_text_section ();
+
+ if (last_text_section == in_text)
+ {
+ (*debug_hooks->switch_text_section) ();
+ unlikely_text_section ();
+ }
+ else
+ {
+ (*debug_hooks->switch_text_section) ();
+ text_section ();
+ }
break;
case NOTE_INSN_BASIC_BLOCK:
- /* If we are performing the optimization that partitions
- basic blocks into hot & cold sections of the .o file,
- then at the start of each new basic block, before
- beginning to write code for the basic block, we need to
- check to see whether the basic block belongs in the hot
- or cold section of the .o file, and change the section we
- are writing to appropriately. */
-
- if (flag_reorder_blocks_and_partition
- && !scan_ahead_for_unlikely_executed_note (insn))
- function_section (current_function_decl);
-
#ifdef TARGET_UNWIND_INFO
targetm.asm_out.unwind_emit (asm_out_file, insn);
#endif
if (LABEL_NAME (insn))
(*debug_hooks->label) (insn);
- /* If we are doing the optimization that partitions hot & cold
- basic blocks into separate sections of the .o file, we need
- to ensure the jump table ends up in the correct section... */
-
- if (flag_reorder_blocks_and_partition
- && targetm.have_named_sections)
- {
- rtx tmp_table, tmp_label;
- if (LABEL_P (insn)
- && tablejump_p (NEXT_INSN (insn), &tmp_label, &tmp_table))
- {
- /* Do nothing; Do NOT change the current section. */
- }
- else if (scan_ahead_for_unlikely_executed_note (insn))
- unlikely_text_section ();
- else if (in_unlikely_text_section ())
- function_section (current_function_decl);
- }
-
if (app_on)
{
fputs (ASM_APP_OFF, file);
ASM_OUTPUT_ALIGN (file, log_align);
}
else
- function_section (current_function_decl);
+ current_function_section (current_function_decl);
#ifdef ASM_OUTPUT_CASE_LABEL
ASM_OUTPUT_CASE_LABEL (file, "L", CODE_LABEL_NUMBER (insn),
if (! JUMP_TABLES_IN_TEXT_SECTION)
targetm.asm_out.function_rodata_section (current_function_decl);
else
- function_section (current_function_decl);
+ current_function_section (current_function_decl);
if (app_on)
{
#endif
#endif
- function_section (current_function_decl);
+ current_function_section (current_function_decl);
break;
}
/* Get out the operand values. */
string = decode_asm_operands (body, ops, NULL, NULL, NULL);
- /* Inhibit aborts on what would otherwise be compiler bugs. */
+ /* Inhibit dieing on what would otherwise be compiler bugs. */
insn_noperands = noperands;
this_is_asm_operands = insn;
emit them before the peephole. */
if (next != 0 && next != NEXT_INSN (insn))
{
- rtx note;
+ rtx note, prev = PREV_INSN (insn);
for (note = NEXT_INSN (insn); note != next;
note = NEXT_INSN (note))
final_scan_insn (note, file, optimize, nopeepholes, seen);
+
+ /* Put the notes in the proper position for a later
+ rescan. For example, the SH target can do this
+ when generating a far jump in a delayed branch
+ sequence. */
+ note = NEXT_INSN (insn);
+ PREV_INSN (note) = prev;
+ NEXT_INSN (prev) = note;
+ NEXT_INSN (PREV_INSN (next)) = insn;
+ PREV_INSN (insn) = PREV_INSN (next);
+ NEXT_INSN (insn) = next;
+ PREV_INSN (next) = insn;
}
/* PEEPHOLE might have changed this. */
if (new != 0)
*xp = new;
- else
+ else if (REG_P (y))
{
/* Simplify_subreg can't handle some REG cases, but we have to. */
unsigned int regno = subreg_regno (x);
- gcc_assert (REG_P (y));
*xp = gen_rtx_REG_offset (y, GET_MODE (x), regno, SUBREG_BYTE (x));
}
}
In an `asm', it's the user's fault; otherwise, the compiler's fault. */
void
-output_operand_lossage (const char *msgid, ...)
+output_operand_lossage (const char *cmsgid, ...)
{
char *fmt_string;
char *new_message;
const char *pfx_str;
va_list ap;
- va_start (ap, msgid);
+ va_start (ap, cmsgid);
pfx_str = this_is_asm_operands ? _("invalid 'asm': ") : "output_operand: ";
- asprintf (&fmt_string, "%s%s", pfx_str, _(msgid));
+ asprintf (&fmt_string, "%s%s", pfx_str, _(cmsgid));
vasprintf (&new_message, fmt_string, ap);
if (this_is_asm_operands)
if (x && GET_CODE (x) == SUBREG)
x = alter_subreg (&x);
- /* If X is a pseudo-register, abort now rather than writing trash to the
- assembler file. */
+ /* X must not be a pseudo reg. */
gcc_assert (!x || !REG_P (x) || REGNO (x) < FIRST_PSEUDO_REGISTER);
PRINT_OPERAND (asm_out_file, x, code);