/* Definitions for describing one tree-ssa optimization pass.
- Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
- Free Software Foundation, Inc.
+ Copyright (C) 2004-2017 Free Software Foundation, Inc.
Contributed by Richard Henderson <rth@redhat.com>
This file is part of GCC.
#include "timevar.h"
#include "dumpfile.h"
+struct function;
+
/* Optimization pass type. */
enum opt_pass_type
{
IPA_PASS
};
-/* Describe one pass; this is the common part shared across different pass
- types. */
-struct opt_pass
+/* Metadata for a pass, non-varying across all instances of a pass. */
+struct pass_data
{
/* Optimization pass type. */
enum opt_pass_type type;
/* The -fopt-info optimization group flags as defined in dumpfile.h. */
unsigned int optinfo_flags;
- /* If non-null, this pass and all sub-passes are executed only if
- the function returns true. */
- bool (*gate) (void);
-
- /* This is the code to run. If null, then there should be sub-passes
- otherwise this pass does nothing. The return value contains
- TODOs to execute in addition to those in TODO_flags_finish. */
- unsigned int (*execute) (void);
-
- /* A list of sub-passes to run, dependent on gate predicate. */
- struct opt_pass *sub;
-
- /* Next in the list of passes to run, independent of gate predicate. */
- struct opt_pass *next;
-
- /* Static pass number, used as a fragment of the dump file name. */
- int static_pass_number;
-
/* The timevar id associated with this pass. */
/* ??? Ideally would be dynamically assigned. */
timevar_id_t tv_id;
unsigned int todo_flags_finish;
};
+namespace gcc
+{
+ class context;
+} // namespace gcc
+
+/* An instance of a pass. This is also "pass_data" to minimize the
+ changes in existing code. */
+class opt_pass : public pass_data
+{
+public:
+ virtual ~opt_pass () { }
+
+ /* Create a copy of this pass.
+
+ Passes that can have multiple instances must provide their own
+ implementation of this, to ensure that any sharing of state between
+ this instance and the copy is "wired up" correctly.
+
+ The default implementation prints an error message and aborts. */
+ virtual opt_pass *clone ();
+ virtual void set_pass_param (unsigned int, bool);
+
+ /* This pass and all sub-passes are executed only if the function returns
+ true. The default implementation returns true. */
+ virtual bool gate (function *fun);
+
+ /* This is the code to run. If this is not overridden, then there should
+ be sub-passes otherwise this pass does nothing.
+ The return value contains TODOs to execute in addition to those in
+ TODO_flags_finish. */
+ virtual unsigned int execute (function *fun);
+
+protected:
+ opt_pass (const pass_data&, gcc::context *);
+
+public:
+ /* A list of sub-passes to run, dependent on gate predicate. */
+ opt_pass *sub;
+
+ /* Next in the list of passes to run, independent of gate predicate. */
+ opt_pass *next;
+
+ /* Static pass number, used as a fragment of the dump file name. */
+ int static_pass_number;
+
+protected:
+ gcc::context *m_ctxt;
+};
+
/* Description of GIMPLE pass. */
-struct gimple_opt_pass
+class gimple_opt_pass : public opt_pass
{
- struct opt_pass pass;
+protected:
+ gimple_opt_pass (const pass_data& data, gcc::context *ctxt)
+ : opt_pass (data, ctxt)
+ {
+ }
};
/* Description of RTL pass. */
-struct rtl_opt_pass
+class rtl_opt_pass : public opt_pass
{
- struct opt_pass pass;
+protected:
+ rtl_opt_pass (const pass_data& data, gcc::context *ctxt)
+ : opt_pass (data, ctxt)
+ {
+ }
};
-struct varpool_node;
+class varpool_node;
struct cgraph_node;
struct lto_symtab_encoder_d;
/* Description of IPA pass with generate summary, write, execute, read and
transform stages. */
-struct ipa_opt_pass_d
+class ipa_opt_pass_d : public opt_pass
{
- struct opt_pass pass;
-
+public:
/* IPA passes can analyze function body and variable initializers
using this hook and produce summary. */
void (*generate_summary) (void);
/* Hook to convert gimple stmt uids into true gimple statements. The second
parameter is an array of statements indexed by their uid. */
- void (*stmt_fixup) (struct cgraph_node *, gimple *);
+ void (*stmt_fixup) (struct cgraph_node *, gimple **);
/* Results of interprocedural propagation of an IPA pass is applied to
function body via this hook. */
unsigned int function_transform_todo_flags_start;
unsigned int (*function_transform) (struct cgraph_node *);
- void (*variable_transform) (struct varpool_node *);
+ void (*variable_transform) (varpool_node *);
+
+protected:
+ ipa_opt_pass_d (const pass_data& data, gcc::context *ctxt,
+ void (*generate_summary) (void),
+ void (*write_summary) (void),
+ void (*read_summary) (void),
+ void (*write_optimization_summary) (void),
+ void (*read_optimization_summary) (void),
+ void (*stmt_fixup) (struct cgraph_node *, gimple **),
+ unsigned int function_transform_todo_flags_start,
+ unsigned int (*function_transform) (struct cgraph_node *),
+ void (*variable_transform) (varpool_node *))
+ : opt_pass (data, ctxt),
+ generate_summary (generate_summary),
+ write_summary (write_summary),
+ read_summary (read_summary),
+ write_optimization_summary (write_optimization_summary),
+ read_optimization_summary (read_optimization_summary),
+ stmt_fixup (stmt_fixup),
+ function_transform_todo_flags_start (function_transform_todo_flags_start),
+ function_transform (function_transform),
+ variable_transform (variable_transform)
+ {
+ }
};
/* Description of simple IPA pass. Simple IPA passes have just one execute
hook. */
-struct simple_ipa_opt_pass
+class simple_ipa_opt_pass : public opt_pass
{
- struct opt_pass pass;
+protected:
+ simple_ipa_opt_pass (const pass_data& data, gcc::context *ctxt)
+ : opt_pass (data, ctxt)
+ {
+ }
};
/* Pass properties. */
#define PROP_cfglayout (1 << 9) /* cfglayout mode on RTL */
#define PROP_gimple_lcx (1 << 10) /* lowered complex */
#define PROP_loops (1 << 11) /* preserve loop structures */
+#define PROP_gimple_lvec (1 << 12) /* lowered vector */
+#define PROP_gimple_eomp (1 << 13) /* no OpenMP directives */
+#define PROP_gimple_lva (1 << 14) /* No va_arg internal function. */
+#define PROP_gimple_opt_math (1 << 15) /* Disable canonicalization
+ of math functions; the
+ current choices have
+ been optimized. */
+#define PROP_gimple_lomp_dev (1 << 16) /* done omp_device_lower */
#define PROP_trees \
(PROP_gimple_any | PROP_gimple_lcf | PROP_gimple_leh | PROP_gimple_lomp)
/* To-do flags. */
-#define TODO_ggc_collect (1 << 1)
-#define TODO_verify_ssa (1 << 2)
-#define TODO_verify_flow (1 << 3)
-#define TODO_verify_stmts (1 << 4)
+#define TODO_do_not_ggc_collect (1 << 1)
#define TODO_cleanup_cfg (1 << 5)
+#define TODO_verify_il (1 << 6)
#define TODO_dump_symtab (1 << 7)
#define TODO_remove_functions (1 << 8)
#define TODO_rebuild_frequencies (1 << 9)
-#define TODO_verify_rtl_sharing (1 << 10)
/* To-do flags for calls to update_ssa. */
/* Rebuild the callgraph edges. */
#define TODO_rebuild_cgraph_edges (1 << 22)
+/* Release function body and stop pass manager. */
+#define TODO_discard_function (1 << 23)
+
/* Internally used in execute_function_todo(). */
#define TODO_update_ssa_any \
(TODO_update_ssa \
| TODO_update_ssa_full_phi \
| TODO_update_ssa_only_virtuals)
-#define TODO_verify_all \
- (TODO_verify_ssa | TODO_verify_flow | TODO_verify_stmts)
+#define TODO_verify_all TODO_verify_il
/* Register pass info. */
struct register_pass_info
{
- struct opt_pass *pass; /* New pass to register. */
+ opt_pass *pass; /* New pass to register. */
const char *reference_pass_name; /* Name of the reference pass for hooking
up the new pass. */
int ref_pass_instance_number; /* Insert the pass at the specified
enum pass_positioning_ops pos_op; /* how to insert the new pass. */
};
-extern struct gimple_opt_pass pass_mudflap_1;
-extern struct gimple_opt_pass pass_mudflap_2;
-extern struct gimple_opt_pass pass_asan;
-extern struct gimple_opt_pass pass_asan_O0;
-extern struct gimple_opt_pass pass_tsan;
-extern struct gimple_opt_pass pass_tsan_O0;
-extern struct gimple_opt_pass pass_lower_cf;
-extern struct gimple_opt_pass pass_refactor_eh;
-extern struct gimple_opt_pass pass_lower_eh;
-extern struct gimple_opt_pass pass_lower_eh_dispatch;
-extern struct gimple_opt_pass pass_lower_resx;
-extern struct gimple_opt_pass pass_build_cfg;
-extern struct gimple_opt_pass pass_early_tree_profile;
-extern struct gimple_opt_pass pass_cleanup_eh;
-extern struct gimple_opt_pass pass_sra;
-extern struct gimple_opt_pass pass_sra_early;
-extern struct gimple_opt_pass pass_early_ipa_sra;
-extern struct gimple_opt_pass pass_tail_recursion;
-extern struct gimple_opt_pass pass_tail_calls;
-extern struct gimple_opt_pass pass_tree_loop;
-extern struct gimple_opt_pass pass_tree_loop_init;
-extern struct gimple_opt_pass pass_lim;
-extern struct gimple_opt_pass pass_tree_unswitch;
-extern struct gimple_opt_pass pass_predcom;
-extern struct gimple_opt_pass pass_iv_canon;
-extern struct gimple_opt_pass pass_scev_cprop;
-extern struct gimple_opt_pass pass_empty_loop;
-extern struct gimple_opt_pass pass_record_bounds;
-extern struct gimple_opt_pass pass_graphite;
-extern struct gimple_opt_pass pass_graphite_transforms;
-extern struct gimple_opt_pass pass_if_conversion;
-extern struct gimple_opt_pass pass_loop_distribution;
-extern struct gimple_opt_pass pass_vectorize;
-extern struct gimple_opt_pass pass_slp_vectorize;
-extern struct gimple_opt_pass pass_complete_unroll;
-extern struct gimple_opt_pass pass_complete_unrolli;
-extern struct gimple_opt_pass pass_parallelize_loops;
-extern struct gimple_opt_pass pass_loop_prefetch;
-extern struct gimple_opt_pass pass_iv_optimize;
-extern struct gimple_opt_pass pass_tree_loop_done;
-extern struct gimple_opt_pass pass_ch;
-extern struct gimple_opt_pass pass_ccp;
-extern struct gimple_opt_pass pass_phi_only_cprop;
-extern struct gimple_opt_pass pass_build_ssa;
-extern struct gimple_opt_pass pass_build_alias;
-extern struct gimple_opt_pass pass_build_ealias;
-extern struct gimple_opt_pass pass_dominator;
-extern struct gimple_opt_pass pass_dce;
-extern struct gimple_opt_pass pass_dce_loop;
-extern struct gimple_opt_pass pass_cd_dce;
-extern struct gimple_opt_pass pass_call_cdce;
-extern struct gimple_opt_pass pass_merge_phi;
-extern struct gimple_opt_pass pass_split_crit_edges;
-extern struct gimple_opt_pass pass_pre;
+/* Registers a new pass. Either fill out the register_pass_info or specify
+ the individual parameters. The pass object is expected to have been
+ allocated using operator new and the pass manager takes the ownership of
+ the pass object. */
+extern void register_pass (register_pass_info *);
+extern void register_pass (opt_pass* pass, pass_positioning_ops pos,
+ const char* ref_pass_name, int ref_pass_inst_number);
+
+extern simple_ipa_opt_pass *make_pass_ipa_chkp_versioning (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_ipa_chkp_early_produce_thunks (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_ipa_chkp_produce_thunks (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_chkp (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_chkp_opt (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_asan (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_asan_O0 (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tsan (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tsan_O0 (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_sancov (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_sancov_O0 (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lower_cf (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_refactor_eh (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lower_eh (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lower_eh_dispatch (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lower_resx (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_build_cfg (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_early_tree_profile (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_cleanup_eh (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_sra (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_sra_early (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_early_ipa_sra (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tail_recursion (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tail_calls (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_fix_loops (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tree_loop (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tree_no_loop (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tree_loop_init (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lim (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tree_unswitch (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_loop_split (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_predcom (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_iv_canon (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_scev_cprop (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_empty_loop (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_record_bounds (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_graphite (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_graphite_transforms (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_if_conversion (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_loop_distribution (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_vectorize (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_simduid_cleanup (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_slp_vectorize (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_complete_unroll (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_complete_unrolli (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_parallelize_loops (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_loop_prefetch (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_iv_optimize (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tree_loop_done (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_ch (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_ch_vect (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_ccp (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_split_paths (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_phi_only_cprop (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_build_ssa (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_build_alias (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_build_ealias (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_dominator (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_dce (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_cd_dce (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_call_cdce (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_merge_phi (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_thread_jumps (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_early_thread_jumps (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_split_crit_edges (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_laddress (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_pre (gcc::context *ctxt);
extern unsigned int tail_merge_optimize (unsigned int);
-extern struct gimple_opt_pass pass_profile;
-extern struct gimple_opt_pass pass_strip_predict_hints;
-extern struct gimple_opt_pass pass_lower_complex_O0;
-extern struct gimple_opt_pass pass_lower_complex;
-extern struct gimple_opt_pass pass_lower_vector;
-extern struct gimple_opt_pass pass_lower_vector_ssa;
-extern struct gimple_opt_pass pass_lower_omp;
-extern struct gimple_opt_pass pass_diagnose_omp_blocks;
-extern struct gimple_opt_pass pass_expand_omp;
-extern struct gimple_opt_pass pass_expand_omp_ssa;
-extern struct gimple_opt_pass pass_object_sizes;
-extern struct gimple_opt_pass pass_strlen;
-extern struct gimple_opt_pass pass_fold_builtins;
-extern struct gimple_opt_pass pass_stdarg;
-extern struct gimple_opt_pass pass_early_warn_uninitialized;
-extern struct gimple_opt_pass pass_late_warn_uninitialized;
-extern struct gimple_opt_pass pass_cse_reciprocals;
-extern struct gimple_opt_pass pass_cse_sincos;
-extern struct gimple_opt_pass pass_optimize_bswap;
-extern struct gimple_opt_pass pass_optimize_widening_mul;
-extern struct gimple_opt_pass pass_warn_function_return;
-extern struct gimple_opt_pass pass_warn_function_noreturn;
-extern struct gimple_opt_pass pass_cselim;
-extern struct gimple_opt_pass pass_phiopt;
-extern struct gimple_opt_pass pass_forwprop;
-extern struct gimple_opt_pass pass_phiprop;
-extern struct gimple_opt_pass pass_tree_ifcombine;
-extern struct gimple_opt_pass pass_dse;
-extern struct gimple_opt_pass pass_nrv;
-extern struct gimple_opt_pass pass_rename_ssa_copies;
-extern struct gimple_opt_pass pass_sink_code;
-extern struct gimple_opt_pass pass_fre;
-extern struct gimple_opt_pass pass_check_data_deps;
-extern struct gimple_opt_pass pass_copy_prop;
-extern struct gimple_opt_pass pass_vrp;
-extern struct gimple_opt_pass pass_uncprop;
-extern struct gimple_opt_pass pass_return_slot;
-extern struct gimple_opt_pass pass_reassoc;
-extern struct gimple_opt_pass pass_rebuild_cgraph_edges;
-extern struct gimple_opt_pass pass_remove_cgraph_callee_edges;
-extern struct gimple_opt_pass pass_build_cgraph_edges;
-extern struct gimple_opt_pass pass_local_pure_const;
-extern struct gimple_opt_pass pass_tracer;
-extern struct gimple_opt_pass pass_warn_unused_result;
-extern struct gimple_opt_pass pass_diagnose_tm_blocks;
-extern struct gimple_opt_pass pass_lower_tm;
-extern struct gimple_opt_pass pass_tm_init;
-extern struct gimple_opt_pass pass_tm_mark;
-extern struct gimple_opt_pass pass_tm_memopt;
-extern struct gimple_opt_pass pass_tm_edges;
-extern struct gimple_opt_pass pass_split_functions;
-extern struct gimple_opt_pass pass_feedback_split_functions;
-extern struct gimple_opt_pass pass_strength_reduction;
+extern gimple_opt_pass *make_pass_profile (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_strip_predict_hints (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lower_complex_O0 (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lower_complex (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lower_vector (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lower_vector_ssa (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lower_omp (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_diagnose_omp_blocks (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_expand_omp (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_expand_omp_ssa (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_omp_target_link (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_oacc_device_lower (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_omp_device_lower (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_object_sizes (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_strlen (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_fold_builtins (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_post_ipa_warn (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_stdarg (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_early_warn_uninitialized (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_late_warn_uninitialized (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_cse_reciprocals (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_cse_sincos (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_optimize_bswap (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_store_merging (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_optimize_widening_mul (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_warn_function_return (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_warn_function_noreturn (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_cselim (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_phiopt (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_forwprop (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_phiprop (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tree_ifcombine (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_dse (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_nrv (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_rename_ssa_copies (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_sink_code (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_fre (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_check_data_deps (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_copy_prop (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_isolate_erroneous_paths (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_early_vrp (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_vrp (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_uncprop (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_return_slot (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_reassoc (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_rebuild_cgraph_edges (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_remove_cgraph_callee_edges (gcc::context
+ *ctxt);
+extern gimple_opt_pass *make_pass_build_cgraph_edges (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_local_pure_const (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_nothrow (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tracer (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_warn_unused_result (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_diagnose_tm_blocks (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lower_tm (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tm_init (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tm_mark (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tm_memopt (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_tm_edges (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_split_functions (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_feedback_split_functions (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_strength_reduction (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_vtable_verify (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_ubsan (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_sanopt (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_oacc_kernels (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_ipa_oacc (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_ipa_oacc_kernels (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_gen_hsail (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_warn_nonnull_compare (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_sprintf_length (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_walloca (gcc::context *ctxt);
/* IPA Passes */
-extern struct simple_ipa_opt_pass pass_ipa_lower_emutls;
-extern struct simple_ipa_opt_pass pass_ipa_function_and_variable_visibility;
-extern struct simple_ipa_opt_pass pass_ipa_tree_profile;
-
-extern struct simple_ipa_opt_pass pass_early_local_passes;
-
-extern struct ipa_opt_pass_d pass_ipa_whole_program_visibility;
-extern struct ipa_opt_pass_d pass_ipa_lto_gimple_out;
-extern struct simple_ipa_opt_pass pass_ipa_increase_alignment;
-extern struct ipa_opt_pass_d pass_ipa_inline;
-extern struct simple_ipa_opt_pass pass_ipa_free_lang_data;
-extern struct simple_ipa_opt_pass pass_ipa_free_inline_summary;
-extern struct ipa_opt_pass_d pass_ipa_cp;
-extern struct ipa_opt_pass_d pass_ipa_reference;
-extern struct ipa_opt_pass_d pass_ipa_pure_const;
-extern struct simple_ipa_opt_pass pass_ipa_pta;
-extern struct ipa_opt_pass_d pass_ipa_lto_wpa_fixup;
-extern struct ipa_opt_pass_d pass_ipa_lto_finish_out;
-extern struct simple_ipa_opt_pass pass_ipa_tm;
-extern struct ipa_opt_pass_d pass_ipa_profile;
-extern struct ipa_opt_pass_d pass_ipa_cdtor_merge;
-
-extern struct gimple_opt_pass pass_cleanup_cfg_post_optimizing;
-extern struct gimple_opt_pass pass_init_datastructures;
-extern struct gimple_opt_pass pass_fixup_cfg;
-
-extern struct rtl_opt_pass pass_expand;
-extern struct rtl_opt_pass pass_instantiate_virtual_regs;
-extern struct rtl_opt_pass pass_rtl_fwprop;
-extern struct rtl_opt_pass pass_rtl_fwprop_addr;
-extern struct rtl_opt_pass pass_jump;
-extern struct rtl_opt_pass pass_jump2;
-extern struct rtl_opt_pass pass_lower_subreg;
-extern struct rtl_opt_pass pass_cse;
-extern struct rtl_opt_pass pass_fast_rtl_dce;
-extern struct rtl_opt_pass pass_ud_rtl_dce;
-extern struct rtl_opt_pass pass_rtl_dce;
-extern struct rtl_opt_pass pass_rtl_dse1;
-extern struct rtl_opt_pass pass_rtl_dse2;
-extern struct rtl_opt_pass pass_rtl_dse3;
-extern struct rtl_opt_pass pass_rtl_cprop;
-extern struct rtl_opt_pass pass_rtl_pre;
-extern struct rtl_opt_pass pass_rtl_hoist;
-extern struct rtl_opt_pass pass_rtl_store_motion;
-extern struct rtl_opt_pass pass_cse_after_global_opts;
-extern struct rtl_opt_pass pass_rtl_ifcvt;
-
-extern struct rtl_opt_pass pass_into_cfg_layout_mode;
-extern struct rtl_opt_pass pass_outof_cfg_layout_mode;
-
-extern struct rtl_opt_pass pass_loop2;
-extern struct rtl_opt_pass pass_rtl_loop_init;
-extern struct rtl_opt_pass pass_rtl_move_loop_invariants;
-extern struct rtl_opt_pass pass_rtl_unswitch;
-extern struct rtl_opt_pass pass_rtl_unroll_and_peel_loops;
-extern struct rtl_opt_pass pass_rtl_doloop;
-extern struct rtl_opt_pass pass_rtl_loop_done;
-
-extern struct rtl_opt_pass pass_web;
-extern struct rtl_opt_pass pass_cse2;
-extern struct rtl_opt_pass pass_df_initialize_opt;
-extern struct rtl_opt_pass pass_df_initialize_no_opt;
-extern struct rtl_opt_pass pass_reginfo_init;
-extern struct rtl_opt_pass pass_inc_dec;
-extern struct rtl_opt_pass pass_stack_ptr_mod;
-extern struct rtl_opt_pass pass_initialize_regs;
-extern struct rtl_opt_pass pass_combine;
-extern struct rtl_opt_pass pass_if_after_combine;
-extern struct rtl_opt_pass pass_ree;
-extern struct rtl_opt_pass pass_partition_blocks;
-extern struct rtl_opt_pass pass_match_asm_constraints;
-extern struct rtl_opt_pass pass_regmove;
-extern struct rtl_opt_pass pass_split_all_insns;
-extern struct rtl_opt_pass pass_fast_rtl_byte_dce;
-extern struct rtl_opt_pass pass_lower_subreg2;
-extern struct rtl_opt_pass pass_mode_switching;
-extern struct rtl_opt_pass pass_sms;
-extern struct rtl_opt_pass pass_sched;
-extern struct rtl_opt_pass pass_ira;
-extern struct rtl_opt_pass pass_reload;
-extern struct rtl_opt_pass pass_clean_state;
-extern struct rtl_opt_pass pass_branch_prob;
-extern struct rtl_opt_pass pass_value_profile_transformations;
-extern struct rtl_opt_pass pass_postreload_cse;
-extern struct rtl_opt_pass pass_gcse2;
-extern struct rtl_opt_pass pass_split_after_reload;
-extern struct rtl_opt_pass pass_branch_target_load_optimize1;
-extern struct rtl_opt_pass pass_thread_prologue_and_epilogue;
-extern struct rtl_opt_pass pass_stack_adjustments;
-extern struct rtl_opt_pass pass_peephole2;
-extern struct rtl_opt_pass pass_if_after_reload;
-extern struct rtl_opt_pass pass_regrename;
-extern struct rtl_opt_pass pass_cprop_hardreg;
-extern struct rtl_opt_pass pass_reorder_blocks;
-extern struct rtl_opt_pass pass_branch_target_load_optimize2;
-extern struct rtl_opt_pass pass_leaf_regs;
-extern struct rtl_opt_pass pass_split_before_sched2;
-extern struct rtl_opt_pass pass_compare_elim_after_reload;
-extern struct rtl_opt_pass pass_sched2;
-extern struct rtl_opt_pass pass_stack_regs;
-extern struct rtl_opt_pass pass_stack_regs_run;
-extern struct rtl_opt_pass pass_df_finish;
-extern struct rtl_opt_pass pass_compute_alignments;
-extern struct rtl_opt_pass pass_duplicate_computed_gotos;
-extern struct rtl_opt_pass pass_variable_tracking;
-extern struct rtl_opt_pass pass_free_cfg;
-extern struct rtl_opt_pass pass_machine_reorg;
-extern struct rtl_opt_pass pass_cleanup_barriers;
-extern struct rtl_opt_pass pass_delay_slots;
-extern struct rtl_opt_pass pass_split_for_shorten_branches;
-extern struct rtl_opt_pass pass_split_before_regstack;
-extern struct rtl_opt_pass pass_convert_to_eh_region_ranges;
-extern struct rtl_opt_pass pass_shorten_branches;
-extern struct rtl_opt_pass pass_set_nothrow_function_flags;
-extern struct rtl_opt_pass pass_dwarf2_frame;
-extern struct rtl_opt_pass pass_final;
-extern struct rtl_opt_pass pass_rtl_seqabstr;
-extern struct gimple_opt_pass pass_release_ssa_names;
-extern struct gimple_opt_pass pass_early_inline;
-extern struct gimple_opt_pass pass_inline_parameters;
-extern struct gimple_opt_pass pass_update_address_taken;
-extern struct gimple_opt_pass pass_convert_switch;
-
-/* The root of the compilation pass tree, once constructed. */
-extern struct opt_pass *all_passes, *all_small_ipa_passes, *all_lowering_passes,
- *all_regular_ipa_passes, *all_lto_gen_passes, *all_late_ipa_passes;
-
-/* Define a list of pass lists so that both passes.c and plugins can easily
- find all the pass lists. */
-#define GCC_PASS_LISTS \
- DEF_PASS_LIST (all_lowering_passes) \
- DEF_PASS_LIST (all_small_ipa_passes) \
- DEF_PASS_LIST (all_regular_ipa_passes) \
- DEF_PASS_LIST (all_lto_gen_passes) \
- DEF_PASS_LIST (all_passes)
-
-#define DEF_PASS_LIST(LIST) PASS_LIST_NO_##LIST,
-enum
-{
- GCC_PASS_LISTS
- PASS_LIST_NUM
-};
-#undef DEF_PASS_LIST
-
-/* This is used by plugins, and should also be used in
- passes.c:register_pass. */
-extern struct opt_pass **gcc_pass_lists[];
+extern simple_ipa_opt_pass *make_pass_ipa_lower_emutls (gcc::context *ctxt);
+extern simple_ipa_opt_pass
+ *make_pass_ipa_function_and_variable_visibility (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_ipa_tree_profile (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_ipa_auto_profile (gcc::context *ctxt);
+
+extern simple_ipa_opt_pass *make_pass_build_ssa_passes (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_chkp_instrumentation_passes (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_local_optimization_passes (gcc::context *ctxt);
+
+extern ipa_opt_pass_d *make_pass_ipa_whole_program_visibility (gcc::context
+ *ctxt);
+extern simple_ipa_opt_pass *make_pass_ipa_increase_alignment (gcc::context
+ *ctxt);
+extern ipa_opt_pass_d *make_pass_ipa_inline (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_ipa_free_lang_data (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_ipa_free_inline_summary (gcc::context
+ *ctxt);
+extern ipa_opt_pass_d *make_pass_ipa_cp (gcc::context *ctxt);
+extern ipa_opt_pass_d *make_pass_ipa_icf (gcc::context *ctxt);
+extern ipa_opt_pass_d *make_pass_ipa_devirt (gcc::context *ctxt);
+extern ipa_opt_pass_d *make_pass_ipa_reference (gcc::context *ctxt);
+extern ipa_opt_pass_d *make_pass_ipa_hsa (gcc::context *ctxt);
+extern ipa_opt_pass_d *make_pass_ipa_pure_const (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_ipa_pta (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_ipa_tm (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_target_clone (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_dispatcher_calls (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_omp_simd_clone (gcc::context *ctxt);
+extern ipa_opt_pass_d *make_pass_ipa_profile (gcc::context *ctxt);
+extern ipa_opt_pass_d *make_pass_ipa_cdtor_merge (gcc::context *ctxt);
+extern ipa_opt_pass_d *make_pass_ipa_single_use (gcc::context *ctxt);
+extern ipa_opt_pass_d *make_pass_ipa_comdats (gcc::context *ctxt);
+extern simple_ipa_opt_pass *make_pass_materialize_all_clones (gcc::context *
+ ctxt);
+
+extern gimple_opt_pass *make_pass_cleanup_cfg_post_optimizing (gcc::context
+ *ctxt);
+extern gimple_opt_pass *make_pass_fixup_cfg (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_backprop (gcc::context *ctxt);
+
+extern rtl_opt_pass *make_pass_expand (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_instantiate_virtual_regs (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_fwprop (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_fwprop_addr (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_jump (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_jump2 (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_lower_subreg (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_cse (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_fast_rtl_dce (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_ud_rtl_dce (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_dce (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_dse1 (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_dse2 (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_dse3 (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_cprop (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_pre (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_hoist (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_store_motion (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_cse_after_global_opts (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_ifcvt (gcc::context *ctxt);
+
+extern rtl_opt_pass *make_pass_into_cfg_layout_mode (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_outof_cfg_layout_mode (gcc::context *ctxt);
+
+extern rtl_opt_pass *make_pass_loop2 (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_loop_init (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_move_loop_invariants (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_unroll_loops (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_doloop (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_loop_done (gcc::context *ctxt);
+
+extern rtl_opt_pass *make_pass_web (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_cse2 (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_df_initialize_opt (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_df_initialize_no_opt (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_reginfo_init (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_inc_dec (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_stack_ptr_mod (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_initialize_regs (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_combine (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_if_after_combine (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_ree (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_partition_blocks (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_match_asm_constraints (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_split_all_insns (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_fast_rtl_byte_dce (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_lower_subreg2 (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_mode_switching (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_sms (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_sched (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_live_range_shrinkage (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_ira (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_reload (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_clean_state (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_branch_prob (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_value_profile_transformations (gcc::context
+ *ctxt);
+extern rtl_opt_pass *make_pass_postreload_cse (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_gcse2 (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_split_after_reload (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_branch_target_load_optimize1 (gcc::context
+ *ctxt);
+extern rtl_opt_pass *make_pass_thread_prologue_and_epilogue (gcc::context
+ *ctxt);
+extern rtl_opt_pass *make_pass_stack_adjustments (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_sched_fusion (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_peephole2 (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_if_after_reload (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_regrename (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_cprop_hardreg (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_reorder_blocks (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_branch_target_load_optimize2 (gcc::context
+ *ctxt);
+extern rtl_opt_pass *make_pass_leaf_regs (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_split_before_sched2 (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_compare_elim_after_reload (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_sched2 (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_stack_regs (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_stack_regs_run (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_df_finish (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_compute_alignments (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_duplicate_computed_gotos (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_variable_tracking (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_free_cfg (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_machine_reorg (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_cleanup_barriers (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_delay_slots (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_split_for_shorten_branches (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_split_before_regstack (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_convert_to_eh_region_ranges (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_shorten_branches (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_set_nothrow_function_flags (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_dwarf2_frame (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_final (gcc::context *ctxt);
+extern rtl_opt_pass *make_pass_rtl_seqabstr (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_release_ssa_names (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_early_inline (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_inline_parameters (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_update_address_taken (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_convert_switch (gcc::context *ctxt);
+extern gimple_opt_pass *make_pass_lower_vaarg (gcc::context *ctxt);
/* Current optimization pass. */
-extern struct opt_pass *current_pass;
+extern opt_pass *current_pass;
-extern struct opt_pass * get_pass_for_id (int);
-extern bool execute_one_pass (struct opt_pass *);
-extern void execute_pass_list (struct opt_pass *);
-extern void execute_ipa_pass_list (struct opt_pass *);
-extern void execute_ipa_summary_passes (struct ipa_opt_pass_d *);
+extern bool execute_one_pass (opt_pass *);
+extern void execute_pass_list (function *, opt_pass *);
+extern void execute_ipa_pass_list (opt_pass *);
+extern void execute_ipa_summary_passes (ipa_opt_pass_d *);
extern void execute_all_ipa_transforms (void);
-extern void execute_all_ipa_stmt_fixups (struct cgraph_node *, gimple *);
-extern bool pass_init_dump_file (struct opt_pass *);
-extern void pass_fini_dump_file (struct opt_pass *);
+extern void execute_all_ipa_stmt_fixups (struct cgraph_node *, gimple **);
+extern bool pass_init_dump_file (opt_pass *);
+extern void pass_fini_dump_file (opt_pass *);
-extern const char *get_current_pass_name (void);
extern void print_current_pass (FILE *);
extern void debug_pass (void);
extern void ipa_write_summaries (void);
extern void ipa_write_optimization_summaries (struct lto_symtab_encoder_d *);
extern void ipa_read_summaries (void);
extern void ipa_read_optimization_summaries (void);
-extern void register_one_dump_file (struct opt_pass *);
+extern void register_one_dump_file (opt_pass *);
extern bool function_called_by_processed_nodes_p (void);
-extern void register_pass (struct register_pass_info *);
-
-/* Set to true if the pass is called the first time during compilation of the
- current function. Note that using this information in the optimization
- passes is considered not to be clean, and it should be avoided if possible.
- This flag is currently used to prevent loops from being peeled repeatedly
- in jump threading; it will be removed once we preserve loop structures
- throughout the compilation -- we will be able to mark the affected loops
- directly in jump threading, and avoid peeling them next time. */
-extern bool first_pass_instance;
-
-extern struct opt_pass **passes_by_id;
-extern int passes_by_id_size;
/* Declare for plugins. */
-extern void do_per_function_toporder (void (*) (void *), void *);
+extern void do_per_function_toporder (void (*) (function *, void *), void *);
extern void disable_pass (const char *);
extern void enable_pass (const char *);
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