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-rw-r--r--gcc/function.cc77
1 files changed, 28 insertions, 49 deletions
diff --git a/gcc/function.cc b/gcc/function.cc
index 2ad430a..48167b0 100644
--- a/gcc/function.cc
+++ b/gcc/function.cc
@@ -1355,8 +1355,7 @@ emit_initial_value_sets (void)
start_sequence ();
for (i = 0; i < ivs->num_entries; i++)
emit_move_insn (ivs->entries[i].pseudo, ivs->entries[i].hard_reg);
- seq = get_insns ();
- end_sequence ();
+ seq = end_sequence ();
emit_insn_at_entry (seq);
}
@@ -1574,8 +1573,7 @@ instantiate_virtual_regs_in_insn (rtx_insn *insn)
if (x != new_rtx)
emit_move_insn (new_rtx, x);
- seq = get_insns ();
- end_sequence ();
+ seq = end_sequence ();
emit_insn_before (seq, insn);
delete_insn (insn);
@@ -1601,8 +1599,7 @@ instantiate_virtual_regs_in_insn (rtx_insn *insn)
if (x != SET_DEST (set))
emit_move_insn (SET_DEST (set), x);
- seq = get_insns ();
- end_sequence ();
+ seq = end_sequence ();
emit_insn_before (seq, insn);
delete_insn (insn);
@@ -1631,8 +1628,7 @@ instantiate_virtual_regs_in_insn (rtx_insn *insn)
{
start_sequence ();
emit_move_insn (SET_DEST (set), new_rtx);
- seq = get_insns ();
- end_sequence ();
+ seq = end_sequence ();
emit_insn_before (seq, insn);
delete_insn (insn);
@@ -1692,8 +1688,7 @@ instantiate_virtual_regs_in_insn (rtx_insn *insn)
addr = force_reg (GET_MODE (addr), addr);
x = replace_equiv_address (x, addr, true);
}
- seq = get_insns ();
- end_sequence ();
+ seq = end_sequence ();
if (seq)
emit_insn_before (seq, insn);
}
@@ -1718,8 +1713,7 @@ instantiate_virtual_regs_in_insn (rtx_insn *insn)
x = expand_simple_binop (GET_MODE (x), PLUS, new_rtx,
gen_int_mode (offset, GET_MODE (x)),
NULL_RTX, 1, OPTAB_LIB_WIDEN);
- seq = get_insns ();
- end_sequence ();
+ seq = end_sequence ();
emit_insn_before (seq, insn);
}
break;
@@ -1728,20 +1722,17 @@ instantiate_virtual_regs_in_insn (rtx_insn *insn)
new_rtx = instantiate_new_reg (SUBREG_REG (x), &offset);
if (new_rtx == NULL)
continue;
+ start_sequence ();
if (maybe_ne (offset, 0))
- {
- start_sequence ();
- new_rtx = expand_simple_binop
- (GET_MODE (new_rtx), PLUS, new_rtx,
- gen_int_mode (offset, GET_MODE (new_rtx)),
- NULL_RTX, 1, OPTAB_LIB_WIDEN);
- seq = get_insns ();
- end_sequence ();
- emit_insn_before (seq, insn);
- }
- x = simplify_gen_subreg (recog_data.operand_mode[i], new_rtx,
- GET_MODE (new_rtx), SUBREG_BYTE (x));
+ new_rtx = expand_simple_binop
+ (GET_MODE (new_rtx), PLUS, new_rtx,
+ gen_int_mode (offset, GET_MODE (new_rtx)),
+ NULL_RTX, 1, OPTAB_LIB_WIDEN);
+ x = force_subreg (recog_data.operand_mode[i], new_rtx,
+ GET_MODE (new_rtx), SUBREG_BYTE (x));
gcc_assert (x);
+ seq = end_sequence ();
+ emit_insn_before (seq, insn);
break;
default:
@@ -1761,8 +1752,7 @@ instantiate_virtual_regs_in_insn (rtx_insn *insn)
}
else
x = force_reg (insn_data[insn_code].operand[i].mode, x);
- seq = get_insns ();
- end_sequence ();
+ seq = end_sequence ();
if (seq)
emit_insn_before (seq, insn);
}
@@ -2945,7 +2935,7 @@ assign_parm_setup_block (struct assign_parm_data_all *all,
if (stack_parm == 0)
{
HOST_WIDE_INT parm_align
- = (STRICT_ALIGNMENT
+ = ((STRICT_ALIGNMENT || BITS_PER_WORD <= MAX_SUPPORTED_STACK_ALIGNMENT)
? MAX (DECL_ALIGN (parm), BITS_PER_WORD) : DECL_ALIGN (parm));
SET_DECL_ALIGN (parm, parm_align);
@@ -5417,8 +5407,7 @@ expand_function_end (void)
anti_adjust_stack_and_probe (max_frame_size, true);
else
probe_stack_range (STACK_OLD_CHECK_PROTECT, max_frame_size);
- seq = get_insns ();
- end_sequence ();
+ seq = end_sequence ();
set_insn_locations (seq, prologue_location);
emit_insn_before (seq, stack_check_probe_note);
break;
@@ -5597,8 +5586,7 @@ expand_function_end (void)
{
start_sequence ();
clobber_return_register ();
- rtx_insn *seq = get_insns ();
- end_sequence ();
+ rtx_insn *seq = end_sequence ();
emit_insn_after (seq, clobber_after);
}
@@ -5630,8 +5618,7 @@ expand_function_end (void)
start_sequence ();
emit_stack_save (SAVE_FUNCTION, &tem);
- rtx_insn *seq = get_insns ();
- end_sequence ();
+ rtx_insn *seq = end_sequence ();
emit_insn_before (seq, parm_birth_insn);
emit_stack_restore (SAVE_FUNCTION, tem);
@@ -5663,8 +5650,7 @@ get_arg_pointer_save_area (void)
start_sequence ();
emit_move_insn (validize_mem (copy_rtx (ret)),
crtl->args.internal_arg_pointer);
- rtx_insn *seq = get_insns ();
- end_sequence ();
+ rtx_insn *seq = end_sequence ();
push_topmost_sequence ();
emit_insn_after (seq, entry_of_function ());
@@ -5853,8 +5839,7 @@ make_split_prologue_seq (void)
start_sequence ();
emit_insn (targetm.gen_split_stack_prologue ());
- rtx_insn *seq = get_insns ();
- end_sequence ();
+ rtx_insn *seq = end_sequence ();
record_insns (seq, NULL, &prologue_insn_hash);
set_insn_locations (seq, prologue_location);
@@ -5890,8 +5875,7 @@ make_prologue_seq (void)
if (!targetm.profile_before_prologue () && crtl->profile)
emit_insn (gen_blockage ());
- seq = get_insns ();
- end_sequence ();
+ seq = end_sequence ();
set_insn_locations (seq, prologue_location);
return seq;
@@ -5994,16 +5978,14 @@ gen_call_used_regs_seq (rtx_insn *ret, unsigned int zero_regs_type)
all call used registers. */
gcc_assert (hard_reg_set_subset_p (zeroed_hardregs, all_call_used_regs));
- rtx_insn *seq = get_insns ();
- end_sequence ();
+ rtx_insn *seq = end_sequence ();
if (seq)
{
/* Emit the memory blockage and register clobber asm volatile before
the whole sequence. */
start_sequence ();
expand_asm_reg_clobber_mem_blockage (zeroed_hardregs);
- rtx_insn *seq_barrier = get_insns ();
- end_sequence ();
+ rtx_insn *seq_barrier = end_sequence ();
emit_insn_before (seq_barrier, ret);
emit_insn_before (seq, ret);
@@ -6272,8 +6254,7 @@ thread_prologue_and_epilogue_insns (void)
{
start_sequence ();
targetm.emit_epilogue_for_sibcall (as_a<rtx_call_insn *> (insn));
- ep_seq = get_insns ();
- end_sequence ();
+ ep_seq = end_sequence ();
}
else
ep_seq = targetm.gen_sibcall_epilogue ();
@@ -6282,8 +6263,7 @@ thread_prologue_and_epilogue_insns (void)
start_sequence ();
emit_note (NOTE_INSN_EPILOGUE_BEG);
emit_insn (ep_seq);
- rtx_insn *seq = get_insns ();
- end_sequence ();
+ rtx_insn *seq = end_sequence ();
/* Retain a map of the epilogue insns. Used in life analysis to
avoid getting rid of sibcall epilogue insns. Do this before we
@@ -6972,8 +6952,7 @@ match_asm_constraints_1 (rtx_insn *insn, rtx *p_sets, int noutputs)
start_sequence ();
emit_move_insn (output, copy_rtx (input));
- insns = get_insns ();
- end_sequence ();
+ insns = end_sequence ();
emit_insn_before (insns, insn);
constraint = ASM_OPERANDS_OUTPUT_CONSTRAINT(SET_SRC(p_sets[match]));
generated by cgit v1.1 at 2025-07-01 16:59:48 +0000