diff options
Diffstat (limited to 'gcc/dwarf2cfi.c')
| -rw-r--r-- | gcc/dwarf2cfi.c | 58 |
1 files changed, 28 insertions, 30 deletions
diff --git a/gcc/dwarf2cfi.c b/gcc/dwarf2cfi.c index 1702785..355c746 100644 --- a/gcc/dwarf2cfi.c +++ b/gcc/dwarf2cfi.c @@ -941,10 +941,8 @@ record_reg_saved_in_reg (rtx dest, rtx src) if (dest == NULL) return; - elt = VEC_safe_push (reg_saved_in_data, heap, - cur_trace->regs_saved_in_regs, NULL); - elt->orig_reg = src; - elt->saved_in_reg = dest; + reg_saved_in_data e = {src, dest}; + VEC_safe_push (reg_saved_in_data, heap, cur_trace->regs_saved_in_regs, e); } /* Add an entry to QUEUED_REG_SAVES saying that REG is now saved at @@ -954,20 +952,19 @@ static void queue_reg_save (rtx reg, rtx sreg, HOST_WIDE_INT offset) { queued_reg_save *q; + queued_reg_save e = {reg, sreg, offset}; size_t i; /* Duplicates waste space, but it's also necessary to remove them for correctness, since the queue gets output in reverse order. */ FOR_EACH_VEC_ELT (queued_reg_save, queued_reg_saves, i, q) if (compare_reg_or_pc (q->reg, reg)) - goto found; - - q = VEC_safe_push (queued_reg_save, heap, queued_reg_saves, NULL); + { + *q = e; + return; + } - found: - q->reg = reg; - q->saved_reg = sreg; - q->cfa_offset = offset; + VEC_safe_push (queued_reg_save, heap, queued_reg_saves, e); } /* Output all the entries in QUEUED_REG_SAVES. */ @@ -2713,23 +2710,23 @@ static void create_pseudo_cfg (void) { bool saw_barrier, switch_sections; - dw_trace_info *ti; + dw_trace_info ti; rtx insn; unsigned i; /* The first trace begins at the start of the function, and begins with the CIE row state. */ trace_info = VEC_alloc (dw_trace_info, heap, 16); - ti = VEC_quick_push (dw_trace_info, trace_info, NULL); + memset (&ti, 0, sizeof (ti)); + ti.head = get_insns (); + ti.beg_row = cie_cfi_row; + ti.cfa_store = cie_cfi_row->cfa; + ti.cfa_temp.reg = INVALID_REGNUM; + VEC_quick_push (dw_trace_info, trace_info, ti); - memset (ti, 0, sizeof (*ti)); - ti->head = get_insns (); - ti->beg_row = cie_cfi_row; - ti->cfa_store = cie_cfi_row->cfa; - ti->cfa_temp.reg = INVALID_REGNUM; if (cie_return_save) VEC_safe_push (reg_saved_in_data, heap, - ti->regs_saved_in_regs, cie_return_save); + ti.regs_saved_in_regs, *cie_return_save); /* Walk all the insns, collecting start of trace locations. */ saw_barrier = false; @@ -2751,11 +2748,11 @@ create_pseudo_cfg (void) else if (save_point_p (insn) && (LABEL_P (insn) || !saw_barrier)) { - ti = VEC_safe_push (dw_trace_info, heap, trace_info, NULL); - memset (ti, 0, sizeof (*ti)); - ti->head = insn; - ti->switch_sections = switch_sections; - ti->id = VEC_length (dw_trace_info, trace_info) - 1; + memset (&ti, 0, sizeof (ti)); + ti.head = insn; + ti.switch_sections = switch_sections; + ti.id = VEC_length (dw_trace_info, trace_info) - 1; + VEC_safe_push (dw_trace_info, heap, trace_info, ti); saw_barrier = false; switch_sections = false; @@ -2766,19 +2763,20 @@ create_pseudo_cfg (void) avoiding stale pointer problems due to reallocation. */ trace_index = htab_create (VEC_length (dw_trace_info, trace_info), dw_trace_info_hash, dw_trace_info_eq, NULL); - FOR_EACH_VEC_ELT (dw_trace_info, trace_info, i, ti) + dw_trace_info *tp; + FOR_EACH_VEC_ELT (dw_trace_info, trace_info, i, tp) { void **slot; if (dump_file) fprintf (dump_file, "Creating trace %u : start at %s %d%s\n", i, - rtx_name[(int) GET_CODE (ti->head)], INSN_UID (ti->head), - ti->switch_sections ? " (section switch)" : ""); + rtx_name[(int) GET_CODE (tp->head)], INSN_UID (tp->head), + tp->switch_sections ? " (section switch)" : ""); - slot = htab_find_slot_with_hash (trace_index, ti, - INSN_UID (ti->head), INSERT); + slot = htab_find_slot_with_hash (trace_index, tp, + INSN_UID (tp->head), INSERT); gcc_assert (*slot == NULL); - *slot = (void *) ti; + *slot = (void *) tp; } } |