diff options
Diffstat (limited to 'gcc/ipa-fnsummary.h')
| -rw-r--r-- | gcc/ipa-fnsummary.h | 63 |
1 files changed, 49 insertions, 14 deletions
diff --git a/gcc/ipa-fnsummary.h b/gcc/ipa-fnsummary.h index 173d3f2..f645730 100644 --- a/gcc/ipa-fnsummary.h +++ b/gcc/ipa-fnsummary.h @@ -82,6 +82,30 @@ public: sreal GTY((skip)) time; }; +/* Summary about function and stack frame sizes. We keep this info + for inline clones and also for WPA streaming. For this reason this is not + part of ipa_fn_summary which exists only for offline functions. */ +class ipa_size_summary +{ +public: + /* Estimated stack frame consumption by the function. */ + HOST_WIDE_INT estimated_self_stack_size; + /* Size of the function body. */ + int self_size; + /* Estimated size of the function after inlining. */ + int size; + + ipa_size_summary () + : estimated_self_stack_size (0), self_size (0), size (0) + { + } + /* Copy constructor. */ + ipa_size_summary (const ipa_size_summary &s) + : estimated_self_stack_size (0), self_size (s.self_size), size (s.size) + { + } +}; + /* Function inlining information. */ class GTY(()) ipa_fn_summary { @@ -89,10 +113,10 @@ public: /* Keep all field empty so summary dumping works during its computation. This is useful for debugging. */ ipa_fn_summary () - : estimated_self_stack_size (0), self_size (0), min_size (0), + : min_size (0), inlinable (false), single_caller (false), fp_expressions (false), estimated_stack_size (false), - stack_frame_offset (false), time (0), size (0), conds (NULL), + time (0), conds (NULL), size_time_table (NULL), loop_iterations (NULL), loop_stride (NULL), growth (0), scc_no (0) { @@ -100,13 +124,11 @@ public: /* Copy constructor. */ ipa_fn_summary (const ipa_fn_summary &s) - : estimated_self_stack_size (s.estimated_self_stack_size), - self_size (s.self_size), min_size (s.min_size), + : min_size (s.min_size), inlinable (s.inlinable), single_caller (s.single_caller), fp_expressions (s.fp_expressions), estimated_stack_size (s.estimated_stack_size), - stack_frame_offset (s.stack_frame_offset), time (s.time), size (s.size), - conds (s.conds), size_time_table (s.size_time_table), + time (s.time), conds (s.conds), size_time_table (s.size_time_table), loop_iterations (s.loop_iterations), loop_stride (s.loop_stride), growth (s.growth), scc_no (s.scc_no) {} @@ -116,10 +138,6 @@ public: /* Information about the function body itself. */ - /* Estimated stack frame consumption by the function. */ - HOST_WIDE_INT estimated_self_stack_size; - /* Size of the function body. */ - int self_size; /* Minimal size increase after inlining. */ int min_size; @@ -137,11 +155,8 @@ public: /* Estimated stack frame consumption by the function. */ HOST_WIDE_INT estimated_stack_size; - /* Expected offset of the stack frame of function. */ - HOST_WIDE_INT stack_frame_offset; - /* Estimated size of the function after inlining. */ + /* Estimated runtime of function after inlining. */ sreal GTY((skip)) time; - int size; /* Conditional size/time information. The summaries are being merged during inlining. */ @@ -201,6 +216,24 @@ public: extern GTY(()) fast_function_summary <ipa_fn_summary *, va_gc> *ipa_fn_summaries; +class ipa_size_summary_t: + public fast_function_summary <ipa_size_summary *, va_gc> +{ +public: + ipa_size_summary_t (symbol_table *symtab): + fast_function_summary <ipa_size_summary *, va_gc> (symtab) {} + + static ipa_size_summary_t *create_ggc (symbol_table *symtab) + { + class ipa_size_summary_t *summary = new (ggc_alloc <ipa_size_summary_t> ()) + ipa_size_summary_t (symtab); + summary->disable_insertion_hook (); + return summary; + } +}; +extern fast_function_summary <ipa_size_summary *, va_heap> + *ipa_size_summaries; + /* Information kept about callgraph edges. */ class ipa_call_summary { @@ -256,6 +289,7 @@ void ipa_dump_fn_summaries (FILE *f); void ipa_dump_fn_summary (FILE *f, struct cgraph_node *node); void ipa_dump_hints (FILE *f, ipa_hints); void ipa_free_fn_summary (void); +void ipa_free_size_summary (void); void inline_analyze_function (struct cgraph_node *node); void estimate_ipcp_clone_size_and_time (struct cgraph_node *, vec<tree>, @@ -289,5 +323,6 @@ void estimate_node_size_and_time (struct cgraph_node *node, inline_param_summary); void ipa_fnsummary_c_finalize (void); +HOST_WIDE_INT ipa_get_stack_frame_offset (struct cgraph_node *node); #endif /* GCC_IPA_FNSUMMARY_H */ |