diff options
Diffstat (limited to 'gas/dw2gencfi.c')
| -rw-r--r-- | gas/dw2gencfi.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/gas/dw2gencfi.c b/gas/dw2gencfi.c index c7c62a7..c6f1a2e 100644 --- a/gas/dw2gencfi.c +++ b/gas/dw2gencfi.c @@ -374,6 +374,7 @@ const pseudo_typeS cfi_pseudo_table[] = { "cfi_same_value", dot_cfi, DW_CFA_same_value }, { "cfi_remember_state", dot_cfi, DW_CFA_remember_state }, { "cfi_restore_state", dot_cfi, DW_CFA_restore_state }, + { "cfi_gnu_window_save", dot_cfi, DW_CFA_GNU_window_save }, { "cfi_escape", dot_cfi_escape, 0 }, { NULL, NULL, 0 } }; @@ -529,6 +530,10 @@ dot_cfi (int arg) cfi_add_CFA_restore_state (); break; + case DW_CFA_GNU_window_save: + cfi_add_CFA_insn (DW_CFA_GNU_window_save); + break; + default: abort (); } @@ -798,6 +803,10 @@ output_cfi_insn (struct cfi_insn_data *insn) out_one (insn->insn); break; + case DW_CFA_GNU_window_save: + out_one (DW_CFA_GNU_window_save); + break; + case CFI_escape: { struct cfi_escape_data *e; @@ -838,7 +847,11 @@ output_cie (struct cie_entry *cie) out_sleb128 (DWARF2_CIE_DATA_ALIGNMENT); /* Data alignment */ out_one (cie->return_column); /* Return column */ out_uleb128 (1); /* Augmentation size */ +#if defined DIFF_EXPR_OK || defined tc_cfi_emit_pcrel_expr out_one (DW_EH_PE_pcrel | DW_EH_PE_sdata4); +#else + out_one (DW_EH_PE_sdata4); +#endif if (cie->first) for (i = cie->first; i != cie->last; i = i->next) @@ -867,10 +880,22 @@ output_fde (struct fde_entry *fde, struct cie_entry *cie, exp.X_add_symbol = after_size_address; exp.X_op_symbol = cie->start_address; emit_expr (&exp, 4); /* CIE offset */ - + +#ifdef DIFF_EXPR_OK exp.X_add_symbol = fde->start_address; exp.X_op_symbol = symbol_temp_new_now (); emit_expr (&exp, 4); /* Code offset */ +#else + exp.X_op = O_symbol; + exp.X_add_symbol = fde->start_address; + exp.X_op_symbol = NULL; +#ifdef tc_cfi_emit_pcrel_expr + tc_cfi_emit_pcrel_expr (&exp, 4); /* Code offset */ +#else + emit_expr (&exp, 4); /* Code offset */ +#endif + exp.X_op = O_subtract; +#endif exp.X_add_symbol = fde->end_address; exp.X_op_symbol = fde->start_address; /* Code length */ |