From 9840b2fa87cc9657dca2b63dc66d37f94d2c9cb8 Mon Sep 17 00:00:00 2001 From: Richard Sandiford Date: Wed, 22 Oct 2014 12:02:11 +0000 Subject: md.texi: Document "preferred_for_size" and "preferred_for_speed" attributes. gcc/ * doc/md.texi: Document "preferred_for_size" and "preferred_for_speed" attributes. * genattr.c (main): Handle "preferred_for_size" and "preferred_for_speed" in the same way as "enabled". * recog.h (bool_attr): New enum. (target_recog): Replace x_enabled_alternatives with x_bool_attr_masks. (get_preferred_alternatives, check_bool_attrs): Declare. * recog.c (have_bool_attr, get_bool_attr, get_bool_attr_mask_uncached) (get_bool_attr_mask, get_preferred_alternatives, check_bool_attrs): New functions. (get_enabled_alternatives): Use get_bool_attr_mask. * ira-costs.c (record_reg_classes): Use get_preferred_alternatives instead of recog_data.enabled_alternatives. * ira.c (ira_setup_alts): Likewise. * postreload.c (reload_cse_simplify_operands): Likewise. * config/i386/i386.c (ix86_legitimate_combined_insn): Likewise. * ira-lives.c (preferred_alternatives): New variable. (process_bb_node_lives): Set it. (check_and_make_def_conflict, make_early_clobber_and_input_conflicts) (single_reg_class, ira_implicitly_set_insn_hard_regs): Use it instead of recog_data.enabled_alternatives. * lra-int.h (lra_insn_recog_data): Replace enabled_alternatives to preferred_alternatives. * lra-constraints.c (process_alt_operands): Update accordingly. * lra.c (lra_set_insn_recog_data): Likewise. (lra_update_insn_recog_data): Assert check_bool_attrs. From-SVN: r216554 --- gcc/lra.c | 28 ++++------------------------ 1 file changed, 4 insertions(+), 24 deletions(-) (limited to 'gcc/lra.c') diff --git a/gcc/lra.c b/gcc/lra.c index 6326131..2222636 100644 --- a/gcc/lra.c +++ b/gcc/lra.c @@ -921,7 +921,7 @@ lra_set_insn_recog_data (rtx_insn *insn) data->insn_static_data = &debug_insn_static_data; data->dup_loc = NULL; data->arg_hard_regs = NULL; - data->enabled_alternatives = ALL_ALTERNATIVES; + data->preferred_alternatives = ALL_ALTERNATIVES; data->operand_loc = XNEWVEC (rtx *, 1); data->operand_loc[0] = &INSN_VAR_LOCATION_LOC (insn); return data; @@ -981,7 +981,7 @@ lra_set_insn_recog_data (rtx_insn *insn) = (insn_static_data->operand[i].constraint[0] == '=' ? OP_OUT : insn_static_data->operand[i].constraint[0] == '+' ? OP_INOUT : OP_IN); - data->enabled_alternatives = ALL_ALTERNATIVES; + data->preferred_alternatives = ALL_ALTERNATIVES; if (nop > 0) { operand_alternative *op_alt = XCNEWVEC (operand_alternative, @@ -1015,7 +1015,7 @@ lra_set_insn_recog_data (rtx_insn *insn) memcpy (locs, recog_data.dup_loc, n * sizeof (rtx *)); } data->dup_loc = locs; - data->enabled_alternatives = get_enabled_alternatives (insn); + data->preferred_alternatives = get_preferred_alternatives (insn); const operand_alternative *op_alt = preprocess_insn_constraints (icode); if (!insn_static_data->operand_alternative) setup_operand_alternative (data, op_alt); @@ -1206,27 +1206,7 @@ lra_update_insn_recog_data (rtx_insn *insn) n = insn_static_data->n_dups; if (n != 0) memcpy (data->dup_loc, recog_data.dup_loc, n * sizeof (rtx *)); -#if HAVE_ATTR_enabled -#ifdef ENABLE_CHECKING - { - int i; - alternative_mask enabled; - - n = insn_static_data->n_alternatives; - enabled = data->enabled_alternatives; - lra_assert (n >= 0); - /* Cache the insn to prevent extract_insn call from - get_attr_enabled. */ - recog_data.insn = insn; - for (i = 0; i < n; i++) - { - which_alternative = i; - lra_assert (TEST_BIT (enabled, i) - == (bool) get_attr_enabled (insn)); - } - } -#endif -#endif + lra_assert (check_bool_attrs (insn)); } return data; } -- cgit v1.1