diff options
Diffstat (limited to 'gcc/config/epiphany/resolve-sw-modes.c')
| -rw-r--r-- | gcc/config/epiphany/resolve-sw-modes.c | 96 |
1 files changed, 50 insertions, 46 deletions
diff --git a/gcc/config/epiphany/resolve-sw-modes.c b/gcc/config/epiphany/resolve-sw-modes.c index 16849182ced..fc8ccf94b9c 100644 --- a/gcc/config/epiphany/resolve-sw-modes.c +++ b/gcc/config/epiphany/resolve-sw-modes.c @@ -1,5 +1,5 @@ /* Mode switching cleanup pass for the EPIPHANY cpu. - Copyright (C) 2000-2014 Free Software Foundation, Inc. + Copyright (C) 2000-2015 Free Software Foundation, Inc. Contributed by Embecosm on behalf of Adapteva, Inc. This file is part of GCC. @@ -27,6 +27,18 @@ along with GCC; see the file COPYING3. If not see #include "tm_p.h" #include "vec.h" #include "sbitmap.h" +#include "predict.h" +#include "hashtab.h" +#include "hash-set.h" +#include "input.h" +#include "function.h" +#include "dominance.h" +#include "cfg.h" +#include "cfgrtl.h" +#include "cfganal.h" +#include "lcm.h" +#include "cfgbuild.h" +#include "cfgcleanup.h" #include "basic-block.h" #include "df.h" #include "rtl.h" @@ -34,10 +46,37 @@ along with GCC; see the file COPYING3. If not see #include "insn-codes.h" #include "emit-rtl.h" #include "recog.h" -#include "function.h" #include "insn-attr-common.h" #include "tree-pass.h" +namespace { + +const pass_data pass_data_resolve_sw_modes = +{ + RTL_PASS, /* type */ + "resolve_sw_modes", /* name */ + OPTGROUP_NONE, /* optinfo_flags */ + TV_MODE_SWITCH, /* tv_id */ + 0, /* properties_required */ + 0, /* properties_provided */ + 0, /* properties_destroyed */ + 0, /* todo_flags_start */ + TODO_df_finish, /* todo_flags_finish */ +}; + +class pass_resolve_sw_modes : public rtl_opt_pass +{ +public: + pass_resolve_sw_modes(gcc::context *ctxt) + : rtl_opt_pass(pass_data_resolve_sw_modes, ctxt) + {} + + /* opt_pass methods: */ + virtual bool gate (function *) { return optimize; } + virtual unsigned int execute (function *); + +}; // class pass_resolve_sw_modes + /* Clean-up after mode switching: Check for mode setting insns that have FP_MODE_ROUND_UNKNOWN. If only one rounding mode is required, select that one. @@ -45,31 +84,26 @@ along with GCC; see the file COPYING3. If not see insert new mode setting insns on the edges where the other mode becomes unambigous. */ -static bool -gate_resolve_sw_modes (void) -{ - return optimize; -} - -static unsigned -resolve_sw_modes (void) +unsigned +pass_resolve_sw_modes::execute (function *fun) { basic_block bb; - rtx insn, src; + rtx_insn *insn; + rtx src; vec<basic_block> todo; sbitmap pushed; bool need_commit = false; bool finalize_fp_sets = (MACHINE_FUNCTION (cfun)->unknown_mode_sets == 0); - todo.create (last_basic_block_for_fn (cfun)); - pushed = sbitmap_alloc (last_basic_block_for_fn (cfun)); + todo.create (last_basic_block_for_fn (fun)); + pushed = sbitmap_alloc (last_basic_block_for_fn (fun)); bitmap_clear (pushed); if (!finalize_fp_sets) { df_note_add_problem (); df_analyze (); } - FOR_EACH_BB_FN (bb, cfun) + FOR_EACH_BB_FN (bb, fun) FOR_BB_INSNS (bb, insn) { enum attr_fp_mode selected_mode; @@ -133,7 +167,7 @@ resolve_sw_modes (void) FOR_EACH_EDGE (e, ei, bb->succs) { basic_block succ = e->dest; - rtx seq; + rtx_insn *seq; if (!REGNO_REG_SET_P (DF_LIVE_IN (succ), jilted_reg)) continue; @@ -147,7 +181,7 @@ resolve_sw_modes (void) } start_sequence (); emit_set_fp_mode (EPIPHANY_MSW_ENTITY_ROUND_UNKNOWN, - jilted_mode, NULL); + jilted_mode, FP_MODE_NONE, NULL); seq = get_insns (); end_sequence (); need_commit = true; @@ -161,36 +195,6 @@ resolve_sw_modes (void) return 0; } -namespace { - -const pass_data pass_data_resolve_sw_modes = -{ - RTL_PASS, /* type */ - "resolve_sw_modes", /* name */ - OPTGROUP_NONE, /* optinfo_flags */ - true, /* has_gate */ - true, /* has_execute */ - TV_MODE_SWITCH, /* tv_id */ - 0, /* properties_required */ - 0, /* properties_provided */ - 0, /* properties_destroyed */ - 0, /* todo_flags_start */ - ( TODO_df_finish | TODO_verify_rtl_sharing | 0 ), /* todo_flags_finish */ -}; - -class pass_resolve_sw_modes : public rtl_opt_pass -{ -public: - pass_resolve_sw_modes(gcc::context *ctxt) - : rtl_opt_pass(pass_data_resolve_sw_modes, ctxt) - {} - - /* opt_pass methods: */ - bool gate () { return gate_resolve_sw_modes (); } - unsigned int execute () { return resolve_sw_modes (); } - -}; // class pass_resolve_sw_modes - } // anon namespace rtl_opt_pass * |