AuroraMiddleware/v8
1
0
Fork 0
Code Issues 2 Pull Requests Releases Wiki Activity

Revert r724 (breaks debug mode tests).

Browse Source 
git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@726 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
kasperl@chromium.org 2008-11-10 17:27:49 +00:00
parent cc055d2dee
commit b14a2e4cb7
5 changed files with 6 additions and 176 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
src/d8.cc
View File

@ -235,19 +235,6 @@ void Shell::Initialize() {
utility_context_->SetSecurityToken(Undefined());
Context::Scope utility_scope(utility_context_);
i::JSArguments js_args = i::FLAG_js_arguments;
i::Handle<i::FixedArray> arguments_array =
i::Factory::NewFixedArray(js_args.argc());
for (int j = 0; j < js_args.argc(); j++) {
i::Handle<i::String> arg =
i::Factory::NewStringFromUtf8(i::CStrVector(js_args[j]));
arguments_array->set(j, *arg);
}
i::Handle<i::JSArray> arguments_jsarray =
i::Factory::NewJSArrayWithElements(arguments_array);
global_template->Set(String::New("arguments"),
Utils::ToLocal(arguments_jsarray));
// Install the debugger object in the utility scope
i::Debug::Load();
i::Debug::debug_context()->set_security_token(i::Heap::undefined_value());

19
src/flag-definitions.h
View File

@ -69,27 +69,10 @@
#error No mode supplied when including flags.defs
#endif
#ifdef FLAG_MODE_DECLARE
// Structure used to hold a collection of arguments to the JavaScript code.
struct JSArguments {
public:
JSArguments();
JSArguments(int argc, const char** argv);
int argc() const;
const char** argv();
const char*& operator[](int idx);
JSArguments& operator=(JSArguments args);
private:
int argc_;
const char** argv_;
};
#endif
#define DEFINE_bool(nam, def, cmt) FLAG(BOOL, bool, nam, def, cmt)
#define DEFINE_int(nam, def, cmt) FLAG(INT, int, nam, def, cmt)
#define DEFINE_float(nam, def, cmt) FLAG(FLOAT, double, nam, def, cmt)
#define DEFINE_string(nam, def, cmt) FLAG(STRING, const char*, nam, def, cmt)
#define DEFINE_args(nam, def, cmt) FLAG(ARGS, JSArguments, nam, def, cmt)
//
// Flags in all modes.
@ -219,8 +202,6 @@ DEFINE_string(testing_serialization_file, "/tmp/serdes",
DEFINE_bool(help, false, "Print usage message, including flags, on console")
DEFINE_bool(dump_counters, false, "Dump counters on exit")
DEFINE_args(js_arguments, JSArguments(),
"Pass all remaining arguments to the script. Alias for \"--\".")
//
// Debug only flags

82
src/flags.cc
View File

@ -48,7 +48,7 @@ namespace {
// to the actual flag, default value, comment, etc. This is designed to be POD
// initialized as to avoid requiring static constructors.
struct Flag {
enum FlagType { TYPE_BOOL, TYPE_INT, TYPE_FLOAT, TYPE_STRING, TYPE_ARGS };
enum FlagType { TYPE_BOOL, TYPE_INT, TYPE_FLOAT, TYPE_STRING };
FlagType type_; // What type of flag, bool, int, or string.
const char* name_; // Name of the flag, ex "my_flag".
@ -82,11 +82,6 @@ struct Flag {
return reinterpret_cast<const char**>(valptr_);
}
JSArguments* args_variable() const {
ASSERT(type_ == TYPE_ARGS);
return reinterpret_cast<JSArguments*>(valptr_);
}
bool bool_default() const {
ASSERT(type_ == TYPE_BOOL);
return *reinterpret_cast<const bool*>(defptr_);
@ -107,11 +102,6 @@ struct Flag {
return *reinterpret_cast<const char* const *>(defptr_);
}
JSArguments args_default() const {
ASSERT(type_ == TYPE_ARGS);
return *reinterpret_cast<const JSArguments*>(defptr_);
}
// Compare this flag's current value against the default.
bool IsDefault() const {
switch (type_) {
@ -121,16 +111,13 @@ struct Flag {
return *int_variable() == int_default();
case TYPE_FLOAT:
return *float_variable() == float_default();
case TYPE_STRING: {
case TYPE_STRING:
const char* str1 = *string_variable();
const char* str2 = string_default();
if (str2 == NULL) return str1 == NULL;
if (str1 == NULL) return str2 == NULL;
return strcmp(str1, str2) == 0;
}
case TYPE_ARGS:
return args_variable()->argc() == 0;
}
UNREACHABLE();
return true;
}
@ -150,9 +137,6 @@ struct Flag {
case TYPE_STRING:
*string_variable() = string_default();
break;
case TYPE_ARGS:
*args_variable() = args_default();
break;
}
}
};
@ -173,7 +157,6 @@ static const char* Type2String(Flag::FlagType type) {
case Flag::TYPE_INT: return "int";
case Flag::TYPE_FLOAT: return "float";
case Flag::TYPE_STRING: return "string";
case Flag::TYPE_ARGS: return "arguments";
}
UNREACHABLE();
return NULL;
@ -195,7 +178,7 @@ static char* ToString(Flag* flag) {
value = Vector<char>::New(20);
OS::SNPrintF(value, "%f", *flag->float_variable());
break;
case Flag::TYPE_STRING: {
case Flag::TYPE_STRING:
const char* str = *flag->string_variable();
if (str) {
int length = strlen(str) + 1;
@ -207,26 +190,6 @@ static char* ToString(Flag* flag) {
}
break;
}
case Flag::TYPE_ARGS: {
JSArguments args = *flag->args_variable();
if (args.argc() == 0) {
value = Vector<char>::New(0);
break;
}
int len = args.argc() - 1;
for (int i = 0; i < args.argc(); i++) {
len += strlen(args[i]);
}
value = Vector<char>::New(len);
for (int i = 0; i < args.argc(); i++) {
if (i > 0) {
OS::SNPrintF(value, " ");
}
OS::SNPrintF(value, "%s", args[i]);
}
break;
}
}
ASSERT(!value.is_empty());
return value.start();
}
@ -276,14 +239,8 @@ static void SplitArgument(const char* arg,
if (*arg == '-') {
// find the begin of the flag name
arg++; // remove 1st '-'
if (*arg == '-') {
if (*arg == '-')
arg++; // remove 2nd '-'
if (arg[0] == '\0') {
const char* kJSArgumentsFlagName = "js_arguments";
*name = kJSArgumentsFlagName;
return;
}
}
if (arg[0] == 'n' && arg[1] == 'o') {
arg += 2; // remove "no"
*is_bool = true;
@ -367,9 +324,7 @@ int FlagList::SetFlagsFromCommandLine(int* argc,
}
// if we still need a flag value, use the next argument if available
if (flag->type() != Flag::TYPE_BOOL &&
flag->type() != Flag::TYPE_ARGS &&
value == NULL) {
if (flag->type() != Flag::TYPE_BOOL && value == NULL) {
if (i < *argc) {
value = argv[i++];
} else {
@ -395,19 +350,6 @@ int FlagList::SetFlagsFromCommandLine(int* argc,
case Flag::TYPE_STRING:
*flag->string_variable() = value;
break;
case Flag::TYPE_ARGS:
int start_pos = (value == NULL) ? i : i - 1;
int js_argc = *argc - start_pos;
const char** js_argv = new const char*[js_argc];
if (value != NULL) {
js_argv[0] = value;
}
for (int k = i; k < *argc; k++) {
js_argv[k - start_pos] = argv[k];
}
*flag->args_variable() = JSArguments(js_argc, js_argv);
i = *argc; // Consume all arguments
break;
}
// handle errors
@ -532,18 +474,4 @@ void FlagList::PrintHelp() {
}
}
JSArguments::JSArguments()
: argc_(0), argv_(NULL) {}
JSArguments::JSArguments(int argc, const char** argv)
: argc_(argc), argv_(argv) {}
int JSArguments::argc() const { return argc_; }
const char** JSArguments::argv() { return argv_; }
const char*& JSArguments::operator[](int idx) { return argv_[idx]; }
JSArguments& JSArguments::operator=(JSArguments args) {
argc_ = args.argc_;
argv_ = args.argv_;
return *this;
}
} } // namespace v8::internal

4
src/flags.h
View File

@ -35,7 +35,6 @@ namespace v8 { namespace internal {
#define FLAG_MODE_DECLARE
#include "flag-definitions.h"
// The global list of all flags.
class FlagList {
public:
@ -51,7 +50,7 @@ class FlagList {
// set, the flags and associated values are removed from (argc,
// argv). Returns 0 if no error occurred. Otherwise, returns the argv
// index > 0 for the argument where an error occurred. In that case,
// (argc, argv) will remain unchanged independent of the remove_flags
// (argc, argv) will remain unchanged indepdendent of the remove_flags
// value, and no assumptions about flag settings should be made.
//
// The following syntax for flags is accepted (both '-' and '--' are ok):
@ -60,7 +59,6 @@ class FlagList {
// --noflag (bool flags only)
// --flag=value (non-bool flags only, no spaces around '=')
// --flag value (non-bool flags only)
// -- (equivalent to --js_arguments, captures all remaining args)
static int SetFlagsFromCommandLine(int* argc, char** argv, bool remove_flags);
// Set the flag values by parsing the string str. Splits string into argc

64
test/cctest/test-flags.cc
View File

@ -168,67 +168,3 @@ TEST(Flags6b) {
const char* str = " --testing-int-flag 0 --testing_float_flag ";
CHECK_EQ(3, FlagList::SetFlagsFromString(str, strlen(str)));
}
TEST(FlagsJSArguments1) {
SetFlagsToDefault();
int argc = 6;
const char* argv[] = {"TestJSArgs1",
"--testing-int-flag", "42",
"--", "testing-float-flag", "7"};
CHECK_EQ(0, FlagList::SetFlagsFromCommandLine(&argc,
const_cast<char **>(argv),
true));
CHECK_EQ(42, FLAG_testing_int_flag);
CHECK_EQ(2.5, FLAG_testing_float_flag);
CHECK_EQ(2, FLAG_js_arguments.argc());
CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
CHECK_EQ(1, argc);
}
TEST(FlagsJSArguments1b) {
SetFlagsToDefault();
const char* str = "--testing-int-flag 42 -- testing-float-flag 7";
CHECK_EQ(0, FlagList::SetFlagsFromString(str, strlen(str)));
CHECK_EQ(42, FLAG_testing_int_flag);
CHECK_EQ(2.5, FLAG_testing_float_flag);
CHECK_EQ(2, FLAG_js_arguments.argc());
CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
}
TEST(FlagsJSArguments2) {
SetFlagsToDefault();
const char* str = "--testing-int-flag 42 --js-arguments testing-float-flag 7";
CHECK_EQ(0, FlagList::SetFlagsFromString(str, strlen(str)));
CHECK_EQ(42, FLAG_testing_int_flag);
CHECK_EQ(2.5, FLAG_testing_float_flag);
CHECK_EQ(2, FLAG_js_arguments.argc());
CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
}
TEST(FlagsJSArguments3) {
SetFlagsToDefault();
const char* str = "--testing-int-flag 42 --js-arguments=testing-float-flag 7";
CHECK_EQ(0, FlagList::SetFlagsFromString(str, strlen(str)));
CHECK_EQ(42, FLAG_testing_int_flag);
CHECK_EQ(2.5, FLAG_testing_float_flag);
CHECK_EQ(2, FLAG_js_arguments.argc());
CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
}
TEST(FlagsJSArguments4) {
SetFlagsToDefault();
const char* str = "--testing-int-flag 42 --";
CHECK_EQ(0, FlagList::SetFlagsFromString(str, strlen(str)));
CHECK_EQ(42, FLAG_testing_int_flag);
CHECK_EQ(0, FLAG_js_arguments.argc());
}