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Rework storing the line/column/bytecode info (#4707)

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This information is stored in a separate memory block instead
of being part of the byte code. Snapshot does not supported.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2021-07-15 13:45:10 +02:00
committed by GitHub
parent 4be05a74eb
commit 998e49a969
22 changed files with 1218 additions and 201 deletions
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jerry-core/parser/js/js-parser-internal.h
+32 -6
View File
@@ -486,6 +486,19 @@ typedef struct
#endif /* JERRY_DEBUGGER */
#if JERRY_LINE_INFO
typedef struct
{
parser_mem_page_t *first_page_p; /**< first page of line info data */
parser_mem_page_t *last_page_p; /**< last page of line info data */
uint32_t byte_code_position; /**< last byte code position */
parser_line_counter_t line; /**< last line */
parser_line_counter_t column; /**< last column */
} parser_line_info_data_t;
#endif /* JERRY_LINE_INFO */
/**
* Those members of a context which needs
* to be saved when a sub-function is parsed.
@@ -523,6 +536,10 @@ typedef struct parser_saved_context_t
#ifndef JERRY_NDEBUG
uint16_t context_stack_depth; /**< current context stack depth */
#endif /* !JERRY_NDEBUG */
#if JERRY_LINE_INFO
parser_line_info_data_t line_info; /**< line info data */
#endif /* JERRY_LINE_INFO */
} parser_saved_context_t;
/**
@@ -618,6 +635,7 @@ typedef struct
#endif /* JERRY_RESOURCE_NAME */
#if JERRY_LINE_INFO
parser_line_info_data_t line_info; /**< line info data */
parser_line_counter_t last_line_info_line; /**< last line where line info has been inserted */
#endif /* JERRY_LINE_INFO */
} parser_context_t;
@@ -875,6 +893,20 @@ void parser_module_add_names_to_node (parser_context_t *context_p,
#endif /* JERRY_MODULE_SYSTEM */
/*
* @}
*
* \addtogroup jsparser_line_info_create Create line info data
* @{
*/
#if JERRY_LINE_INFO
void parser_line_info_free (parser_line_info_data_t *line_info_p);
void parser_line_info_append (parser_context_t *context_p,
parser_line_counter_t line, parser_line_counter_t column);
uint8_t *parser_line_info_generate (parser_context_t *context_p);
#endif /* JERRY_LINE_INFO */
/**
* @}
*
@@ -905,12 +937,6 @@ void parser_append_breakpoint_info (parser_context_t *context_p, jerry_debugger_
#endif /* JERRY_DEBUGGER */
#if JERRY_LINE_INFO
void parser_emit_line_info (parser_context_t *context_p, uint32_t line, bool flush_cbc);
#endif /* JERRY_LINE_INFO */
#if JERRY_PARSER_DUMP_BYTE_CODE
void util_print_cbc (ecma_compiled_code_t *compiled_code_p);
#endif /* JERRY_PARSER_DUMP_BYTE_CODE */