diff options
Diffstat (limited to 'gcc/explow.c')
| -rw-r--r-- | gcc/explow.c | 55 |
1 files changed, 10 insertions, 45 deletions
diff --git a/gcc/explow.c b/gcc/explow.c index 2a18206..34adcb9 100644 --- a/gcc/explow.c +++ b/gcc/explow.c @@ -961,13 +961,10 @@ round_push (rtx size) /* Save the stack pointer for the purpose in SAVE_LEVEL. PSAVE is a pointer to a previously-created save area. If no save area has been allocated, this function will allocate one. If a save area is specified, it - must be of the proper mode. - - The insns are emitted after insn AFTER, if nonzero, otherwise the insns - are emitted at the current position. */ + must be of the proper mode. */ void -emit_stack_save (enum save_level save_level, rtx *psave, rtx after) +emit_stack_save (enum save_level save_level, rtx *psave) { rtx sa = *psave; /* The default is that we use a move insn and save in a Pmode object. */ @@ -1013,38 +1010,17 @@ emit_stack_save (enum save_level save_level, rtx *psave, rtx after) } } - if (after) - { - rtx seq; - - start_sequence (); - do_pending_stack_adjust (); - /* We must validize inside the sequence, to ensure that any instructions - created by the validize call also get moved to the right place. */ - if (sa != 0) - sa = validize_mem (sa); - emit_insn (fcn (sa, stack_pointer_rtx)); - seq = get_insns (); - end_sequence (); - emit_insn_after (seq, after); - } - else - { - do_pending_stack_adjust (); - if (sa != 0) - sa = validize_mem (sa); - emit_insn (fcn (sa, stack_pointer_rtx)); - } + do_pending_stack_adjust (); + if (sa != 0) + sa = validize_mem (sa); + emit_insn (fcn (sa, stack_pointer_rtx)); } /* Restore the stack pointer for the purpose in SAVE_LEVEL. SA is the save - area made by emit_stack_save. If it is zero, we have nothing to do. - - Put any emitted insns after insn AFTER, if nonzero, otherwise at - current position. */ + area made by emit_stack_save. If it is zero, we have nothing to do. */ void -emit_stack_restore (enum save_level save_level, rtx sa, rtx after) +emit_stack_restore (enum save_level save_level, rtx sa) { /* The default is that we use a move insn. */ rtx (*fcn) (rtx, rtx) = gen_move_insn; @@ -1086,18 +1062,7 @@ emit_stack_restore (enum save_level save_level, rtx sa, rtx after) discard_pending_stack_adjust (); - if (after) - { - rtx seq; - - start_sequence (); - emit_insn (fcn (stack_pointer_rtx, sa)); - seq = get_insns (); - end_sequence (); - emit_insn_after (seq, after); - } - else - emit_insn (fcn (stack_pointer_rtx, sa)); + emit_insn (fcn (stack_pointer_rtx, sa)); } /* Invoke emit_stack_save on the nonlocal_goto_save_area for the current @@ -1118,7 +1083,7 @@ update_nonlocal_goto_save_area (void) integer_one_node, NULL_TREE, NULL_TREE); r_save = expand_expr (t_save, NULL_RTX, VOIDmode, EXPAND_WRITE); - emit_stack_save (SAVE_NONLOCAL, &r_save, NULL_RTX); + emit_stack_save (SAVE_NONLOCAL, &r_save); } /* Return an rtx representing the address of an area of memory dynamically |