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[mono] Optimize mono_metadata_decode_row_col_raw #99939

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merged 7 commits into from
Mar 21, 2024
Merged

[mono] Optimize mono_metadata_decode_row_col_raw #99939

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1a6fef3
Optimize mono_metadata_decode_row_col_raw
kg Mar 18, 2024
4ea8b0e
Address PR feedback
kg Mar 19, 2024
629bc1b
Address PR feedback
kg Mar 19, 2024
294bc9c
Hoist load
kg Mar 20, 2024
461f295
Fix build break
kg Mar 20, 2024
059f294
Fix hot reload not updating column offsets
kg Mar 20, 2024
d3ef4c3
Add missing component api attribute
kg Mar 21, 2024
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21 changes: 11 additions & 10 deletions src/mono/mono/component/hot_reload.c
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Original file line number Diff line number Diff line change
Expand Up @@ -933,6 +933,7 @@ delta_info_initialize_mutants (const MonoImage *base, const BaselineInfo *base_i
tbl->row_size = prev_table->row_size;
tbl->size_bitfield = prev_table->size_bitfield;
}
mono_metadata_compute_column_offsets (tbl);
tbl->rows_ = rows;
g_assert (tbl->rows_ > 0 && tbl->row_size != 0);

Expand Down Expand Up @@ -1890,7 +1891,7 @@ apply_enclog_pass2 (Pass2Context *ctx, MonoImage *image_base, BaselineInfo *base
gboolean is_addition = token_index-1 >= delta_info->count[token_table].prev_gen_rows ;

*should_invalidate_transformed_code |= table_should_invalidate_transformed_code (token_table);

mono_trace (G_LOG_LEVEL_DEBUG, MONO_TRACE_METADATA_UPDATE, "enclog i=%d: token=0x%08x (table=%s): %d:\t%s", i, log_token, mono_meta_table_name (token_table), func_code, (is_addition ? "ADD" : "UPDATE"));


Expand Down Expand Up @@ -2934,7 +2935,7 @@ add_property_to_existing_class (MonoImage *image_base, BaselineInfo *base_info,
parent_info->generation = generation;

return prop;

}

MonoClassMetadataUpdateEvent *
Expand Down Expand Up @@ -2962,7 +2963,7 @@ add_event_to_existing_class (MonoImage *image_base, BaselineInfo *base_info, uin
parent_info->generation = generation;

return evt;

}


Expand Down Expand Up @@ -3017,7 +3018,7 @@ add_semantic_method_to_existing_event (MonoImage *image_base, BaselineInfo *base
g_assert (m_event_is_from_update (evt));

MonoMethod **dest = NULL;

switch (semantics) {
case METHOD_SEMANTIC_ADD_ON:
dest = &evt->add;
Expand Down Expand Up @@ -3425,7 +3426,7 @@ recompute_ginst_props (MonoClass *ginst, MonoClassMetadataUpdateInfo *info,
for (GSList *ptr = gtd_info->added_props; ptr; ptr = ptr->next) {
MonoClassMetadataUpdateProperty *gtd_added_prop = (MonoClassMetadataUpdateProperty *)ptr->data;
MonoClassMetadataUpdateProperty *added_prop = mono_class_new0 (ginst, MonoClassMetadataUpdateProperty, 1);

added_prop->prop = gtd_added_prop->prop;
added_prop->token = gtd_added_prop->token;

Expand Down Expand Up @@ -3453,7 +3454,7 @@ recompute_ginst_events (MonoClass *ginst, MonoClassMetadataUpdateInfo *info,
for (GSList *ptr = gtd_info->added_events; ptr; ptr = ptr->next) {
MonoClassMetadataUpdateEvent *gtd_added_event = (MonoClassMetadataUpdateEvent *)ptr->data;
MonoClassMetadataUpdateEvent *added_event = mono_class_new0 (ginst, MonoClassMetadataUpdateEvent, 1);

added_event->evt = gtd_added_event->evt;

if (added_event->evt.add)
Expand All @@ -3466,7 +3467,7 @@ recompute_ginst_events (MonoClass *ginst, MonoClassMetadataUpdateInfo *info,
added_event->evt.raise = mono_class_inflate_generic_method_full_checked (
added_event->evt.raise, ginst, mono_class_get_context (ginst), error);
mono_error_assert_ok (error); /*FIXME proper error handling*/

added_event->evt.parent = ginst;

info->added_events = g_slist_prepend_mem_manager (m_class_get_mem_manager (ginst), info->added_events, (gpointer)added_event);
Expand Down Expand Up @@ -3506,7 +3507,7 @@ recompute_ginst_update_info(MonoClass *ginst, MonoClass *gtd, MonoClassMetadataU
{
// if ginst has a `MonoClassMetadataUpdateInfo`, use it to start with, otherwise, allocate a new one
MonoClassMetadataUpdateInfo *info = mono_class_get_or_add_metadata_update_info (ginst);

if (!info)
info = mono_class_new0 (ginst, MonoClassMetadataUpdateInfo, 1);

Expand All @@ -3517,13 +3518,13 @@ recompute_ginst_update_info(MonoClass *ginst, MonoClass *gtd, MonoClassMetadataU

recompute_ginst_events (ginst, info, gtd, gtd_info, error);
mono_error_assert_ok (error);

recompute_ginst_fields (ginst, info, gtd, gtd_info, error);
mono_error_assert_ok (error);

// finally, update the generation of the ginst info to the same one as the gtd
info->generation = gtd_info->generation;
// we're done info is now up to date
// we're done info is now up to date
}

static MonoProperty *
Expand Down
1 change: 1 addition & 0 deletions src/mono/mono/metadata/metadata-internals.h
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Expand Up @@ -896,6 +896,7 @@ mono_metadata_table_bounds_check (MonoImage *image, int table_index, int token_i
MONO_COMPONENT_API
const char * mono_meta_table_name (int table);
void mono_metadata_compute_table_bases (MonoImage *meta);
void mono_metadata_compute_column_offsets (MonoTableInfo *table);
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gboolean
mono_metadata_interfaces_from_typedef_full (MonoImage *image,
Expand Down
14 changes: 7 additions & 7 deletions src/mono/mono/metadata/metadata.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1003,14 +1003,14 @@ mono_metadata_table_bounds_check_slow (MonoImage *image, int table_index, int to
return mono_metadata_update_table_bounds_check (image, table_index, token_index);
}

static void
compute_column_offsets (guint32 bitfield, guint8 column_offsets[MONO_TABLE_INFO_MAX_COLUMNS])
void
mono_metadata_compute_column_offsets (MonoTableInfo *table)
{
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int offset = 0, c = mono_metadata_table_count (bitfield);
memset(column_offsets, 0, MONO_TABLE_INFO_MAX_COLUMNS);
int offset = 0, c = mono_metadata_table_count (table->size_bitfield);
memset(table->column_offsets, 0, MONO_TABLE_INFO_MAX_COLUMNS);
for (int i = 0; i < c; i++) {
int size = mono_metadata_table_size (bitfield, i);
column_offsets[i] = (guint8)offset;
int size = mono_metadata_table_size (table->size_bitfield, i);
table->column_offsets[i] = (guint8)offset;
offset += size;
}
}
Expand All @@ -1034,7 +1034,7 @@ mono_metadata_compute_table_bases (MonoImage *meta)
continue;

table->row_size = mono_metadata_compute_size (meta, i, &table->size_bitfield);
compute_column_offsets (table->size_bitfield, table->column_offsets);
mono_metadata_compute_column_offsets (table);
table->base = base;
base += table_info_get_rows (table) * table->row_size;
}
Expand Down
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