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Add line info support. (#2286)

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Add line info data to byte, which allows getting a backtrace info directly
from the engine. Snapshots are not supported.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2018-04-19 02:12:54 +02:00
committed by yichoi
parent 095b730f9d
commit 5e097dc354
24 changed files with 773 additions and 52 deletions
Download Patch File Download Diff File Expand all files Collapse all files
jerry-core/api/jerry-snapshot.c
+9
View File
@@ -726,6 +726,10 @@ jerry_generate_snapshot_with_args (const jerry_char_t *resource_name_p, /**< scr
JERRY_UNUSED (resource_name_p);
JERRY_UNUSED (resource_name_length);
#ifdef JERRY_ENABLE_LINE_INFO
JERRY_CONTEXT (resource_name) = ECMA_VALUE_UNDEFINED;
#endif /* JERRY_ENABLE_LINE_INFO */
snapshot_globals_t globals;
ecma_value_t parse_status;
ecma_compiled_code_t *bytecode_data_p;
@@ -1579,6 +1583,11 @@ jerry_parse_and_save_literals (const jerry_char_t *source_p, /**< script source
#ifdef JERRY_ENABLE_SNAPSHOT_SAVE
ecma_value_t parse_status;
ecma_compiled_code_t *bytecode_data_p;
#ifdef JERRY_ENABLE_LINE_INFO
JERRY_CONTEXT (resource_name) = ECMA_VALUE_UNDEFINED;
#endif /* JERRY_ENABLE_LINE_INFO */
parse_status = parser_parse_script (NULL,
0,
source_p,
jerry-core/api/jerry-snapshot.h
+1 -1
View File
@@ -41,7 +41,7 @@ typedef struct
/**
* Jerry snapshot format version.
*/
#define JERRY_SNAPSHOT_VERSION (11u)
#define JERRY_SNAPSHOT_VERSION (12u)
/**
* Snapshot configuration flags.
jerry-core/api/jerry.c
+25
View File
@@ -415,6 +415,11 @@ jerry_parse (const jerry_char_t *resource_name_p, /**< resource name (usually a
#ifndef JERRY_DISABLE_JS_PARSER
jerry_assert_api_available ();
#if defined JERRY_ENABLE_LINE_INFO && !defined JERRY_DISABLE_JS_PARSER
JERRY_CONTEXT (resource_name) = ecma_find_or_create_literal_string (resource_name_p,
(lit_utf8_size_t) resource_name_length);
#endif /* JERRY_ENABLE_LINE_INFO && !JERRY_DISABLE_JS_PARSER */
ecma_compiled_code_t *bytecode_data_p;
ecma_value_t parse_status;
@@ -482,6 +487,11 @@ jerry_parse_function (const jerry_char_t *resource_name_p, /**< resource name (u
ecma_compiled_code_t *bytecode_data_p;
ecma_value_t parse_status;
#ifdef JERRY_ENABLE_LINE_INFO
JERRY_CONTEXT (resource_name) = ecma_find_or_create_literal_string (resource_name_p,
(lit_utf8_size_t) resource_name_length);
#endif /* JERRY_ENABLE_LINE_INFO */
if (arg_list_p == NULL)
{
/* Must not be a NULL value. */
@@ -874,6 +884,9 @@ bool jerry_is_feature_enabled (const jerry_feature_t feature)
#ifndef CONFIG_DISABLE_REGEXP_BUILTIN
|| feature == JERRY_FEATURE_REGEXP
#endif /* !CONFIG_DISABLE_REGEXP_BUILTIN */
#ifdef JERRY_ENABLE_LINE_INFO
|| feature == JERRY_FEATURE_LINE_INFO
#endif /* JERRY_ENABLE_LINE_INFO */
);
} /* jerry_is_feature_enabled */
@@ -2845,6 +2858,18 @@ jerry_set_vm_exec_stop_callback (jerry_vm_exec_stop_callback_t stop_cb, /**< per
#endif /* JERRY_VM_EXEC_STOP */
} /* jerry_set_vm_exec_stop_callback */
/**
* Get backtrace. The backtrace is an array of strings where
* each string contains the position of the corresponding frame.
* The array length is zero if the backtrace is not available.
*
* @return array value
*/
jerry_value_t
jerry_get_backtrace (uint32_t max_depth)
{
return vm_get_backtrace (max_depth);
} /* jerry_get_backtrace */
/**
* Check if the given value is an ArrayBuffer object.