simplified source line and source text representation of a methond in dbgi
This commit is contained in:
hyunghwan.chung
parent
fcf6d3ffc1
commit
8e5e5234cb
@ -322,9 +322,7 @@ class(#pointer) CompiledMethod(Object)
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ntmprs,
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nargs,
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//code, <-- only if moo is built with MOO_USE_METHOD_TRAILER disable.
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dbi_text_offset,
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dbi_file_offset,
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source_line,
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dbi_method_offset.
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method preamble
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@ -350,10 +348,6 @@ class(#pointer) CompiledMethod(Object)
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method(#primitive) sourceText.
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method(#primitive) sourceFile.
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method(#primitive) sourceLine.
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method(#primitive) ipSourceLine: ip.
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method sourceLine
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{
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^self.source_line
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}
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}
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@ -79,7 +79,6 @@ while (ctx notNil)
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System logNl: (" " & ctx method owner name & ">>" & ctx method name &
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" (" & ctx method sourceFile & " " & (ctx method ipSourceLine: (ctx pc)) asString & ")").
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// TODO: get location of the current pc and include it... (ctx method sourceLine: ctx pc) asString dump.
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}.
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// TODO: include blockcontext???
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ctx := ctx sender.
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@ -2518,10 +2518,10 @@ static MOO_INLINE int emit_byte_instruction (moo_t* moo, moo_oob_t code, const m
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cc->mth.code.ptr[cc->mth.code.len] = code;
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if (srcloc)
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{
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/* store the distance from the method body start */
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if (srcloc->file == cc->mth.code_start_loc.file && srcloc->line >= cc->mth.code_start_loc.line)
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{
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cc->mth.code.locptr[cc->mth.code.len] = srcloc->line - cc->mth.code_start_loc.line;
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/*cc->mth.code.locptr[cc->mth.code.len] = srcloc->line - cc->mth.code_start_loc.line;*/
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cc->mth.code.locptr[cc->mth.code.len] = srcloc->line;
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}
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else
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{
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@ -6975,17 +6975,6 @@ static int add_compiled_method (moo_t* moo)
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MOO_STORE_OOP (moo, (moo_oop_t*)&mth->code, (moo_oop_t)code);
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#endif
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if (cc->mth.code_start_loc.line <= MOO_SMOOI_MAX)
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{
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mth->source_line = MOO_SMOOI_TO_OOP(cc->mth.code_start_loc.line);
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}
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else
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{
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/* the source line is too large to be held as a SmallInteger.
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* Just set it to 0 to indicate that the information is not available */
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mth->source_line = MOO_SMOOI_TO_OOP(0);
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}
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if (moo->dbgi)
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{
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moo_oow_t file_offset;
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@ -7005,9 +6994,10 @@ static int add_compiled_method (moo_t* moo)
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/* TODO: warning */
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file_offset = 0;
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}
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mth->dbi_file_offset = MOO_SMOOI_TO_OOP(file_offset);
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mth->dbgi_file_offset = MOO_SMOOI_TO_OOP(file_offset);
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if (moo_addmethodtodbgi(moo, file_offset, cc->dbgi_class_offset, cc->mth.name.ptr, cc->mth.code.locptr, cc->mth.code.len, &method_offset) <= -1)
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/* TODO: preserve source text... */
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if (moo_addmethodtodbgi(moo, file_offset, cc->dbgi_class_offset, cc->mth.name.ptr, cc->mth.code_start_loc.line, cc->mth.code.locptr, cc->mth.code.len, MOO_NULL, 0, &method_offset) <= -1)
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{
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/* TODO: warning. no debug information about this method will be available */
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method_offset = 0;
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@ -7016,14 +7006,9 @@ static int add_compiled_method (moo_t* moo)
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{
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method_offset = 0;
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}
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mth->dbi_method_offset = MOO_SMOOI_TO_OOP(method_offset);
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mth->dbgi_method_offset = MOO_SMOOI_TO_OOP(method_offset);
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}
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/*TODO: preserve source??? mth->text = cc->mth.text
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the compiler must collect all source method string collected so far.
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need to write code to collect string.
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*/
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#if defined(MOO_DEBUG_COMPILER)
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moo_decode (moo, mth, &cc->fqn);
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#endif
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@ -169,39 +169,6 @@ int moo_addfiletodbgi (moo_t* moo, const moo_ooch_t* file_name, moo_oow_t* start
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return 0;
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}
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int moo_addtexttodbgi (moo_t* moo, const moo_ooch_t* text_ptr, moo_oow_t text_len, moo_oow_t* start_offset)
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{
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moo_oow_t text_bytes, text_bytes_aligned, req_bytes;
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moo_dbgi_text_t* di;
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if (!moo->dbgi)
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{
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if (start_offset) *start_offset = MOO_NULL;
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return 0; /* debug information is disabled*/
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}
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/* NOTE: there is no duplication check for text */
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text_bytes = (text_len + 1) * MOO_SIZEOF(*text_ptr);
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text_bytes_aligned = MOO_ALIGN_POW2(text_bytes, MOO_SIZEOF_OOW_T);
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req_bytes = MOO_SIZEOF(moo_dbgi_text_t) + text_bytes_aligned;
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di = (moo_dbgi_text_t*)secure_dbgi_space(moo, req_bytes);
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if (!di) return -1;
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di->_type = MOO_DBGI_MAKE_TYPE(MOO_DBGI_TYPE_CODE_TEXT, 0);
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di->_len = req_bytes;
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di->_next = moo->dbgi->_last_text;
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di->text_len = text_len;
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moo_copy_oochars ((moo_ooch_t*)(di + 1), text_ptr, text_len);
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moo->dbgi->_last_text = moo->dbgi->_len;
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moo->dbgi->_len += req_bytes;
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if (start_offset) *start_offset = moo->dbgi->_last_text;
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return 0;
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}
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int moo_addclasstodbgi (moo_t* moo, const moo_ooch_t* class_name, moo_oow_t file_offset, moo_oow_t file_line, moo_oow_t* start_offset)
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{
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moo_oow_t name_len, name_bytes, name_bytes_aligned, req_bytes;
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@ -248,10 +215,11 @@ int moo_addclasstodbgi (moo_t* moo, const moo_ooch_t* class_name, moo_oow_t file
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return 0;
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}
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int moo_addmethodtodbgi (moo_t* moo, moo_oow_t file_offset, moo_oow_t class_offset, const moo_ooch_t* method_name, const moo_oow_t* code_loc_ptr, moo_oow_t code_loc_len, moo_oow_t* start_offset)
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int moo_addmethodtodbgi (moo_t* moo, moo_oow_t file_offset, moo_oow_t class_offset, const moo_ooch_t* method_name, moo_oow_t start_line, const moo_oow_t* code_loc_ptr, moo_oow_t code_loc_len, const moo_ooch_t* text_ptr, moo_oow_t text_len, moo_oow_t* start_offset)
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{
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moo_oow_t name_len, name_bytes, name_bytes_aligned, code_loc_bytes, code_loc_bytes_aligned, req_bytes;
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moo_oow_t name_len, name_bytes, name_bytes_aligned, code_loc_bytes, code_loc_bytes_aligned, text_bytes, text_bytes_aligned, req_bytes;
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moo_dbgi_method_t* di;
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moo_uint8_t* curptr;
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if (!moo->dbgi) return 0; /* debug information is disabled*/
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@ -260,7 +228,9 @@ int moo_addmethodtodbgi (moo_t* moo, moo_oow_t file_offset, moo_oow_t class_offs
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name_bytes_aligned = MOO_ALIGN_POW2(name_bytes, MOO_SIZEOF_OOW_T);
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code_loc_bytes = code_loc_len * MOO_SIZEOF(*code_loc_ptr);
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code_loc_bytes_aligned = MOO_ALIGN_POW2(code_loc_bytes, MOO_SIZEOF_OOW_T);
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req_bytes = MOO_SIZEOF(moo_dbgi_method_t) + name_bytes_aligned + code_loc_bytes_aligned;
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text_bytes = text_len * MOO_SIZEOF(*text_ptr);
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text_bytes_aligned = MOO_ALIGN_POW2(text_bytes, MOO_SIZEOF_OOW_T);
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req_bytes = MOO_SIZEOF(moo_dbgi_method_t) + name_bytes_aligned + code_loc_bytes_aligned + text_bytes_aligned;
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di = (moo_dbgi_method_t*)secure_dbgi_space(moo, req_bytes);
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if (!di) return -1;
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@ -270,11 +240,23 @@ int moo_addmethodtodbgi (moo_t* moo, moo_oow_t file_offset, moo_oow_t class_offs
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di->_next = moo->dbgi->_last_method;
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di->_file = file_offset;
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di->_class = class_offset;
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di->start_line = start_line;
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di->code_loc_start = name_bytes_aligned;
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di->code_loc_len = code_loc_len;
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di->text_start = name_bytes_aligned + code_loc_bytes_aligned;
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di->text_len = text_len;
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moo_copy_oocstr ((moo_ooch_t*)(di + 1), name_len + 1, method_name);
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MOO_MEMCPY ((moo_uint8_t*)(di + 1) + name_bytes_aligned, code_loc_ptr, code_loc_bytes);
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curptr = (moo_uint8_t*)(di + 1);
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moo_copy_oocstr ((moo_ooch_t*)curptr, name_len + 1, method_name);
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curptr += name_bytes_aligned;
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MOO_MEMCPY (curptr, code_loc_ptr, code_loc_bytes);
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if (text_len > 0)
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{
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curptr += code_loc_bytes_aligned;
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moo_copy_oochars ((moo_ooch_t*)curptr, text_ptr, text_len);
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}
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moo->dbgi->_last_method = moo->dbgi->_len;
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moo->dbgi->_len += req_bytes;
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145
moo/lib/exec.c
145
moo/lib/exec.c
@ -2216,45 +2216,26 @@ static moo_pfrc_t pf_context_find_exception_handler (moo_t* moo, moo_mod_t* mod,
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}
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/* ------------------------------------------------------------------ */
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static moo_pfrc_t pf_method_get_source_text (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
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static MOO_INLINE moo_dbgi_method_t* get_dbgi_method (moo_t* moo, moo_oop_method_t mth)
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{
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moo_oop_method_t rcv;
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moo_oop_t retv = moo->_nil; /* TODO: empty string instead of nil? */
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moo_dbgi_method_t* di = MOO_NULL;
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/* TODO: return something else lighter-weight than a string? */
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rcv = (moo_oop_method_t)MOO_STACK_GETRCV(moo, nargs);
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MOO_PF_CHECK_RCV (moo, MOO_CLASSOF(moo, rcv) == moo->_method);
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if (moo->dbgi)
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if (moo->dbgi && MOO_OOP_IS_SMOOI(mth->dbgi_method_offset))
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{
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if (MOO_OOP_IS_SMOOI(rcv->dbi_text_offset))
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moo_ooi_t dbgi_method_offset;
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dbgi_method_offset = MOO_OOP_TO_SMOOI(mth->dbgi_method_offset);
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if (dbgi_method_offset > 0)
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{
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moo_ooi_t dbi_text_offset;
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dbi_text_offset = MOO_OOP_TO_SMOOI(rcv->dbi_text_offset);
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if (dbi_text_offset > 0)
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{
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moo_dbgi_text_t* di;
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const moo_ooch_t* text_ptr;
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MOO_ASSERT (moo, dbi_text_offset < moo->dbgi->_len);
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di = (moo_dbgi_text_t*)&((moo_uint8_t*)moo->dbgi)[dbi_text_offset];
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MOO_ASSERT (moo, MOO_DBGI_GET_TYPE_CODE(di->_type) == MOO_DBGI_TYPE_CODE_TEXT);
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text_ptr = (const moo_ooch_t*)(di + 1);
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moo_pushvolat (moo, &retv);
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retv = moo_makestring(moo, text_ptr, di->text_len);
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moo_popvolat (moo);
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if (!retv) return MOO_PF_FAILURE;
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}
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MOO_ASSERT (moo, dbgi_method_offset < moo->dbgi->_len);
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di = (moo_dbgi_method_t*)&((moo_uint8_t*)moo->dbgi)[dbgi_method_offset];
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MOO_ASSERT (moo, MOO_DBGI_GET_TYPE_CODE(di->_type) == MOO_DBGI_TYPE_CODE_METHOD);
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}
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}
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MOO_STACK_SETRET (moo, nargs, retv);
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return MOO_PF_SUCCESS;
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return di;
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}
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static moo_pfrc_t pf_method_get_source_file (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
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{
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moo_oop_method_t rcv;
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@ -2266,18 +2247,18 @@ static moo_pfrc_t pf_method_get_source_file (moo_t* moo, moo_mod_t* mod, moo_ooi
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if (moo->dbgi)
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{
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if (MOO_OOP_IS_SMOOI(rcv->dbi_file_offset))
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if (MOO_OOP_IS_SMOOI(rcv->dbgi_file_offset))
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{
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moo_ooi_t dbi_file_offset;
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moo_ooi_t dbgi_file_offset;
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dbi_file_offset = MOO_OOP_TO_SMOOI(rcv->dbi_file_offset);
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if (dbi_file_offset > 0)
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dbgi_file_offset = MOO_OOP_TO_SMOOI(rcv->dbgi_file_offset);
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if (dbgi_file_offset > 0)
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{
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moo_dbgi_file_t* di;
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const moo_ooch_t* file_name;
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MOO_ASSERT (moo, dbi_file_offset < moo->dbgi->_len);
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di = (moo_dbgi_file_t*)&((moo_uint8_t*)moo->dbgi)[dbi_file_offset];
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MOO_ASSERT (moo, dbgi_file_offset < moo->dbgi->_len);
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di = (moo_dbgi_file_t*)&((moo_uint8_t*)moo->dbgi)[dbgi_file_offset];
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MOO_ASSERT (moo, MOO_DBGI_GET_TYPE_CODE(di->_type) == MOO_DBGI_TYPE_CODE_FILE);
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file_name = (const moo_ooch_t*)(di + 1);
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@ -2293,52 +2274,83 @@ static moo_pfrc_t pf_method_get_source_file (moo_t* moo, moo_mod_t* mod, moo_ooi
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return MOO_PF_SUCCESS;
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}
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static moo_pfrc_t pf_method_get_ip_source_line (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
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{
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/* get source line of the given instruction pointer */
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moo_oop_method_t rcv;
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moo_oow_t line = 0;
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moo_oop_t ip;
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moo_dbgi_method_t* di;
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moo_oow_t retv = MOO_SMOOI_TO_OOP(0);
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rcv = (moo_oop_method_t)MOO_STACK_GETRCV(moo, nargs);
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MOO_PF_CHECK_RCV (moo, MOO_CLASSOF(moo, rcv) == moo->_method);
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if (moo->dbgi && MOO_OOP_IS_SMOOI(rcv->source_line))
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ip = MOO_STACK_GETARG(moo, nargs, 0);
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MOO_PF_CHECK_ARGS (moo, nargs, MOO_OOP_IS_SMOOI(ip));
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di = get_dbgi_method(moo, rcv);
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if (di)
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{
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moo_oop_t ip;
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moo_ooi_t source_line, ipv;
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moo_ooi_t ipv;
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moo_oow_t* code_loc_ptr;
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ip = MOO_STACK_GETARG(moo, nargs, 0);
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MOO_PF_CHECK_ARGS (moo, nargs, MOO_OOP_IS_SMOOI(ip));
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source_line = MOO_OOP_TO_SMOOI(rcv->source_line);
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ipv = MOO_OOP_TO_SMOOI(ip);
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if (source_line >= 0 && ipv >= 0 && MOO_OOP_IS_SMOOI(rcv->dbi_method_offset))
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code_loc_ptr = (moo_oow_t*)((moo_uint8_t*)(di + 1) + di->code_loc_start);
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if (ipv < di->code_loc_len && code_loc_ptr[ipv] <= MOO_SMOOI_MAX)
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{
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moo_ooi_t dbi_method_offset;
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dbi_method_offset = MOO_OOP_TO_SMOOI(rcv->dbi_method_offset);
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if (dbi_method_offset > 0)
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{
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moo_dbgi_method_t* di;
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moo_oow_t* code_loc_ptr;
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MOO_ASSERT (moo, dbi_method_offset < moo->dbgi->_len);
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di = (moo_dbgi_method_t*)&((moo_uint8_t*)moo->dbgi)[dbi_method_offset];
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MOO_ASSERT (moo, MOO_DBGI_GET_TYPE_CODE(di->_type) == MOO_DBGI_TYPE_CODE_METHOD);
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code_loc_ptr = (moo_oow_t*)((moo_uint8_t*)(di + 1) + di->code_loc_start);
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if (ipv < di->code_loc_len && code_loc_ptr[ipv] <= MOO_SMOOI_MAX)
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{
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line = code_loc_ptr[ipv] + source_line; /* this won't overflow but can exceed MOO_SMOOI_MAX */
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if (line > MOO_SMOOI_MAX) line = 0;
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}
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}
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retv = moo_oowtoint(moo, code_loc_ptr[ipv]);
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if (!retv) return MOO_PF_FAILURE;
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}
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/* TODO: security check for data corruption? check if the ipv offset and the size calcualted doesn't exceed di->_len... */
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}
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MOO_STACK_SETRET (moo, nargs, MOO_SMOOI_TO_OOP(line));
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MOO_STACK_SETRET (moo, nargs, retv);
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return MOO_PF_SUCCESS;
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}
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static moo_pfrc_t pf_method_get_source_line (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
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{
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moo_oop_method_t rcv;
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moo_dbgi_method_t* di;
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moo_oow_t retv = MOO_SMOOI_TO_OOP(0);
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rcv = (moo_oop_method_t)MOO_STACK_GETRCV(moo, nargs);
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MOO_PF_CHECK_RCV (moo, MOO_CLASSOF(moo, rcv) == moo->_method);
|
||||
|
||||
di = get_dbgi_method(moo, rcv);
|
||||
if (di)
|
||||
{
|
||||
retv = moo_oowtoint(moo, di->start_line);
|
||||
if (!retv) return MOO_PF_FAILURE;
|
||||
}
|
||||
|
||||
MOO_STACK_SETRET (moo, nargs,retv);
|
||||
return MOO_PF_SUCCESS;
|
||||
}
|
||||
|
||||
static moo_pfrc_t pf_method_get_source_text (moo_t* moo, moo_mod_t* mod, moo_ooi_t nargs)
|
||||
{
|
||||
moo_oop_method_t rcv;
|
||||
moo_dbgi_method_t* di;
|
||||
moo_oop_t retv = moo->_nil;
|
||||
|
||||
rcv = (moo_oop_method_t)MOO_STACK_GETRCV(moo, nargs);
|
||||
MOO_PF_CHECK_RCV (moo, MOO_CLASSOF(moo, rcv) == moo->_method);
|
||||
|
||||
di = get_dbgi_method(moo, rcv);
|
||||
if (di)
|
||||
{
|
||||
if (di->text_len > 0)
|
||||
{
|
||||
const moo_ooch_t* text_ptr;
|
||||
text_ptr = (const moo_ooch_t*)((moo_uint8_t*)(di + 1) + di->text_start);
|
||||
retv = moo_makestring(moo, text_ptr, di->text_len);
|
||||
if (!retv) return MOO_PF_FAILURE;
|
||||
}
|
||||
}
|
||||
|
||||
MOO_STACK_SETRET (moo, nargs, retv);
|
||||
return MOO_PF_SUCCESS;
|
||||
}
|
||||
|
||||
@ -4067,6 +4079,7 @@ static pf_t pftab[] =
|
||||
|
||||
{ "CompiledMethod_ipSourceLine:", { pf_method_get_ip_source_line, 1, 1 } },
|
||||
{ "CompiledMethod_sourceFile", { pf_method_get_source_file, 0, 0 } },
|
||||
{ "CompiledMethod_sourceLine", { pf_method_get_source_line, 0, 0 } },
|
||||
{ "CompiledMethod_sourceText", { pf_method_get_source_text, 0, 0 } },
|
||||
|
||||
{ "Error_asCharacter", { pf_error_as_character, 0, 0 } },
|
||||
|
||||
@ -1670,9 +1670,8 @@ void moo_dumpsymtab (moo_t* moo);
|
||||
void moo_dumpdic (moo_t* moo, moo_oop_dic_t dic, const moo_bch_t* title);
|
||||
|
||||
int moo_addfiletodbgi (moo_t* moo, const moo_ooch_t* file_name, moo_oow_t* start_offset);
|
||||
int moo_addtexttodbgi (moo_t* moo, const moo_ooch_t* text_ptr, moo_oow_t text_len, moo_oow_t* start_offset);
|
||||
int moo_addclasstodbgi (moo_t* moo, const moo_ooch_t* class_name, moo_oow_t file_offset, moo_oow_t file_line, moo_oow_t* start_offset);
|
||||
int moo_addmethodtodbgi (moo_t* moo, moo_oow_t file_offset, moo_oow_t class_offset, const moo_ooch_t* method_name, const moo_oow_t* code_loc_ptr, moo_oow_t code_loc_len, moo_oow_t* start_offset);
|
||||
int moo_addmethodtodbgi (moo_t* moo, moo_oow_t file_offset, moo_oow_t class_offset, const moo_ooch_t* method_name, moo_oow_t start_line, const moo_oow_t* code_loc_ptr, moo_oow_t code_loc_len, const moo_ooch_t* text_ptr, moo_oow_t text_len, moo_oow_t* start_offset);
|
||||
|
||||
/* ========================================================================= */
|
||||
/* comp.c */
|
||||
|
||||
@ -555,9 +555,9 @@ struct moo_methsig_t
|
||||
};
|
||||
|
||||
#if defined(MOO_USE_METHOD_TRAILER)
|
||||
# define MOO_METHOD_NAMED_INSTVARS 11
|
||||
# define MOO_METHOD_NAMED_INSTVARS 9
|
||||
#else
|
||||
# define MOO_METHOD_NAMED_INSTVARS 12
|
||||
# define MOO_METHOD_NAMED_INSTVARS 10
|
||||
#endif
|
||||
typedef struct moo_method_t moo_method_t;
|
||||
typedef struct moo_method_t* moo_oop_method_t;
|
||||
@ -585,10 +585,8 @@ struct moo_method_t
|
||||
moo_oop_byte_t code; /* ByteArray */
|
||||
#endif
|
||||
|
||||
moo_oop_t dbi_text_offset; /* SmallInteger. Offset to source text in moo->dbgi. 0 if unavailable */
|
||||
moo_oop_t dbi_file_offset; /* SmallInteger. source file path that contains the definition of this method. offset from moo->dbgi. 0 if unavailable */
|
||||
moo_oop_t source_line; /* SmallInteger. line of the source file where the method definition begins. valid only if dbi_file_offset is greater than 0 */
|
||||
moo_oop_t dbi_method_offset; /* SmallInteger */
|
||||
moo_oop_t dbgi_file_offset; /* SmallInteger. source file path that contains the definition of this method. offset from moo->dbgi. 0 if unavailable */
|
||||
moo_oop_t dbgi_method_offset; /* SmallInteger */
|
||||
|
||||
/* == variable indexed part == */
|
||||
moo_oop_t literal_frame[1]; /* it stores literals */
|
||||
@ -984,22 +982,6 @@ struct moo_dbgi_file_t
|
||||
/* ... file path here ... */
|
||||
};
|
||||
|
||||
typedef struct moo_dbgi_text_t moo_dbgi_text_t;
|
||||
struct moo_dbgi_text_t
|
||||
{
|
||||
moo_oow_t _type;
|
||||
moo_oow_t _len; /* length of this record including the header and the text payload */
|
||||
moo_oow_t _next; /* offset to a previous text */
|
||||
/*moo_oow_t _file;
|
||||
moo_oow_t _line; */
|
||||
moo_oow_t text_len;
|
||||
/*moo_oow_t class_name_start; <--- needed for compaction.
|
||||
moo_oow_t method_name_start; <--- needed for compaction */
|
||||
/* ... text ... */
|
||||
/* class name... */
|
||||
/* method name ... */
|
||||
};
|
||||
|
||||
typedef struct moo_dbgi_class_t moo_dbgi_class_t;
|
||||
struct moo_dbgi_class_t
|
||||
{
|
||||
@ -1019,8 +1001,11 @@ struct moo_dbgi_method_t
|
||||
moo_oow_t _next;
|
||||
moo_oow_t _file;
|
||||
moo_oow_t _class;
|
||||
moo_oow_t start_line;
|
||||
moo_oow_t code_loc_start; /* start offset from the payload beginning within this record */
|
||||
moo_oow_t code_loc_len;
|
||||
moo_oow_t text_start;
|
||||
moo_oow_t text_len;
|
||||
/* ... method name here ... */
|
||||
/* ... code line numbers here ... */
|
||||
};
|
||||
|
||||
Loading…
Reference in New Issue
Block a user