ski::node eval(ski::node const& n_orig) {
arg_vector args;
auto n = n_orig;
while (true) {
warn(n_orig);
while (auto* app = n.get<ski::application>()) {
args.push_back(n);
warn("back:", args.back());
n = app->f;
}
bool id = is_identity(n);
auto result = boost::apply_visitor(do_evaluate(args), n);
if (!result)
break;
if (args.empty())
n = n_orig.update(*result);
else if (id)
n = get_fun(args.back()) = *result;
else if (result->get<ski::application>())
n = get_fun(args.back()).update(*result);
else
n = get_fun(args.back()).update(ski::application{
ski::combinator{'I'},
*result});
}
while (!args.empty())
n = ski::application{n, get_arg(extract(args))};
return n;
}
LLVMValueRef genfun_proto(compile_t* c, gentype_t* g, const char *name,
ast_t* typeargs)
{
ast_t* fun = get_fun(g, name, typeargs);
LLVMValueRef func = get_prototype(c, g, name, typeargs, fun);
// Disable debugloc on calls to methods that have no debug info.
if(!ast_debug(fun))
dwarf_location(&c->dwarf, NULL);
switch(ast_id(fun))
{
case TK_NEW:
case TK_BE:
if(g->underlying == TK_ACTOR)
{
const char* fun_name = genname_fun(g->type_name, name, typeargs);
const char* be_name = genname_be(fun_name);
func = LLVMGetNamedFunction(c->module, be_name);
}
break;
default: {}
}
ast_free_unattached(fun);
return func;
}
CK_FUNCTION_LIST *pkcs11_get_function_list(const char *param)
{
CK_FUNCTION_LIST *funcs;
CK_RV (*get_fun)();
void *d;
const char *e = param ? param : getenv("PKCS11_LIBRARY");
e = e ? e : DEFAULT_PKCSLIB;
d = dlopen(e, RTLD_LAZY);
if (d == NULL) {
fprintf(stdout, "dlopen('%s') failed\n", e);
return NULL;
}
*(void **) (&get_fun) = dlsym(d, "C_GetFunctionList");
if (get_fun == NULL) {
fprintf(stdout, "Symbol lookup failed\n");
return NULL;
}
CK_RV rc = get_fun(&funcs);
if (rc != CKR_OK) {
show_error(stdout, "C_GetFunctionList", rc);
funcs = NULL;
} else if(funcs == NULL) {
fprintf(stdout, "C_GetFunctionList returned empty value\n");
}
return funcs;
}
static void print_method(compile_t* c, printbuf_t* buf, reachable_type_t* t,
const char* name, ast_t* typeargs)
{
const char* funname = genname_fun(t->name, name, typeargs);
LLVMValueRef func = LLVMGetNamedFunction(c->module, funname);
if(func == NULL)
return;
// Get a reified function.
ast_t* fun = get_fun(t->ast, name, typeargs);
if(fun == NULL)
return;
AST_GET_CHILDREN(fun, cap, id, typeparams, params, rtype, can_error, body,
docstring);
// Print the docstring if we have one.
if(ast_id(docstring) == TK_STRING)
{
printbuf(buf,
"/*\n"
"%s"
"*/\n",
ast_name(docstring)
);
}
// Print the function signature.
print_type_name(c, buf, rtype);
printbuf(buf, " %s", funname);
switch(ast_id(fun))
{
case TK_NEW:
case TK_BE:
{
ast_t* def = (ast_t*)ast_data(t->ast);
if(ast_id(def) == TK_ACTOR)
printbuf(buf, "__send");
break;
}
default: {}
}
printbuf(buf, "(");
print_type_name(c, buf, t->ast);
printbuf(buf, " self");
print_params(c, buf, params);
printbuf(buf, ");\n\n");
ast_free_unattached(fun);
}
static LLVMValueRef genfun_newbe(compile_t* c, gentype_t* g, const char *name,
ast_t* typeargs)
{
ast_t* fun = get_fun(g, name, typeargs);
LLVMValueRef func = get_prototype(c, g, name, typeargs, fun);
if(func == NULL)
{
ast_free_unattached(fun);
return NULL;
}
codegen_startfun(c, func, ast_debug(fun));
name_params(c, g->ast, ast_childidx(fun, 3), func);
genfun_dwarf(c, g, name, typeargs, fun);
if(!gen_field_init(c, g))
{
ast_free_unattached(fun);
return NULL;
}
ast_t* body = ast_childidx(fun, 6);
LLVMValueRef value = gen_expr(c, body);
if(value == NULL)
{
ast_free_unattached(fun);
return NULL;
}
LLVMBuildRetVoid(c->builder);
codegen_finishfun(c);
// Generate the sender.
LLVMValueRef sender = get_sender(c, g, name, typeargs);
codegen_startfun(c, sender, false);
LLVMValueRef this_ptr = LLVMGetParam(sender, 0);
// Send the arguments in a message to 'this'.
uint32_t index = genfun_vtable_index(c, g, name, typeargs);
LLVMTypeRef msg_type_ptr = send_message(c, fun, this_ptr, sender, index);
genfun_dwarf_return(c, body);
// Return 'this'.
LLVMBuildRet(c->builder, this_ptr);
codegen_finishfun(c);
// Add the dispatch case.
add_dispatch_case(c, g, fun, index, func, msg_type_ptr);
ast_free_unattached(fun);
return func;
}
LLVMTypeRef genfun_sig(compile_t* c, gentype_t* g, const char *name,
ast_t* typeargs)
{
// If the function already exists, return its type.
const char* funname = genname_fun(g->type_name, name, typeargs);
LLVMValueRef func = LLVMGetNamedFunction(c->module, funname);
if(func != NULL)
return LLVMGetElementType(LLVMTypeOf(func));
ast_t* fun = get_fun(g, name, typeargs);
LLVMTypeRef type = get_signature(c, g, fun);
ast_free_unattached(fun);
return type;
}
TEST(AutoTests, BasicTest) {
auto a = 1 + 2;
LOG_INFO("type of a: %s", typeid(a).name());
auto b = add(1, 1.2);
LOG_INFO("type of b: %s", typeid(b).name());
auto d = {1, 2};
LOG_INFO("type of d: %s", typeid(d).name());
auto my_lambda = [](int x) { return x + 3; };
LOG_INFO("my_lambda: %d", my_lambda(5));
auto my_fun = get_fun(2);
LOG_INFO("type of my_fun: %s", typeid(my_fun).name());
LOG_INFO("my_fun: %lf", my_fun(3));
}
static LLVMValueRef genfun_new(compile_t* c, gentype_t* g, const char *name,
ast_t* typeargs)
{
ast_t* fun = get_fun(g, name, typeargs);
LLVMValueRef func = get_prototype(c, g, name, typeargs, fun);
if(func == NULL)
{
ast_free_unattached(fun);
return NULL;
}
if(LLVMCountBasicBlocks(func) != 0)
{
ast_free_unattached(fun);
return func;
}
codegen_startfun(c, func, ast_debug(fun));
name_params(c, g->ast, ast_childidx(fun, 3), func);
genfun_dwarf(c, g, name, typeargs, fun);
if(!gen_field_init(c, g))
{
ast_free_unattached(fun);
return NULL;
}
ast_t* body = ast_childidx(fun, 6);
LLVMValueRef value = gen_expr(c, body);
if(value == NULL)
{
ast_free_unattached(fun);
return NULL;
}
genfun_dwarf_return(c, body);
// Return 'this'.
LLVMBuildRet(c->builder, LLVMGetParam(func, 0));
codegen_finishfun(c);
ast_free_unattached(fun);
return func;
}
int main()
{
auto a = 1 + 2;
std::cout << "type of a: " << typeid(a).name() << '\n';
auto b = add(1, 1.2);
std::cout << "type of b: " << typeid(b).name() << '\n';
//auto int c; //compile-time error
auto d = {1, 2};
std::cout << "type of d: " << typeid(d).name() << '\n';
auto my_lambda = [](int x) { return x + 3; };
std::cout << "my_lambda: " << my_lambda(5) << '\n';
auto my_fun = get_fun(2);
std::cout << "type of my_fun: " << typeid(my_fun).name() << '\n';
std::cout << "my_fun: " << my_fun(3) << '\n';
}
CK_FUNCTION_LIST *pkcs11_get_function_list(const char *param)
{
CK_FUNCTION_LIST *funcs;
void *d;
const char *e = param ? param : getenv("PKCS11_LIBRARY");
e = e ? e : DEFAULT_PKCSLIB;
d = LoadLibrary(e);
if (d == NULL) {
fprintf(stdout, "LoadLibrary Failed (%s)\n", e);
return NULL;
}
#ifndef USE_GET_FUNCTION_LIST
/* Look-up all symbols from dll */
funcs = (CK_FUNCTION_LIST_PTR) malloc(sizeof(CK_FUNCTION_LIST));
if(funcs) {
#undef CK_NEED_ARG_LIST
#undef CK_PKCS11_FUNCTION_INFO
#define CK_PKCS11_FUNCTION_INFO(name) \
if((funcs->name = (CK_RV (*)())GetProcAddress(d, #name)) == NULL) { \
fprintf(stdout, "Error looking up %s\n", #name); \
free(funcs); \
return NULL; \
}
#include "pkcs11f.h"
}
#else
/* Look-up C_GetFunctionList and use it to get all functions */
CK_RV (*get_fun)();
get_fun = (CK_RV (*)())GetProcAddress(d, "C_GetFunctionList");
if (get_fun == NULL) {
fprintf(stdout, "Symbol lookup failed\n");
return NULL;
}
CK_RV rc = get_fun(&funcs);
if (rc != CKR_OK) {
show_error(stdout, "C_GetFunctionList", rc);
funcs = NULL;
} else if(funcs == NULL) {
fprintf(stdout, "C_GetFunctionList returned empty value\n");
}
#endif
return funcs;
}
static LLVMValueRef genfun_fun(compile_t* c, gentype_t* g, const char *name,
ast_t* typeargs)
{
ast_t* fun = get_fun(g, name, typeargs);
LLVMValueRef func = get_prototype(c, g, name, typeargs, fun);
if(func == NULL)
{
ast_free_unattached(fun);
return NULL;
}
if(LLVMCountBasicBlocks(func) != 0)
{
ast_free_unattached(fun);
return func;
}
codegen_startfun(c, func, ast_debug(fun));
name_params(c, g->ast, ast_childidx(fun, 3), func);
genfun_dwarf(c, g, name, typeargs, fun);
ast_t* body = ast_childidx(fun, 6);
LLVMValueRef value = gen_expr(c, body);
if(value == NULL)
{
ast_free_unattached(fun);
return NULL;
} else if(value != GEN_NOVALUE) {
genfun_dwarf_return(c, body);
LLVMTypeRef f_type = LLVMGetElementType(LLVMTypeOf(func));
LLVMTypeRef r_type = LLVMGetReturnType(f_type);
LLVMValueRef ret = gen_assign_cast(c, r_type, value, ast_type(body));
LLVMBuildRet(c->builder, ret);
}
codegen_finishfun(c);
ast_free_unattached(fun);
return func;
}
int test_auto1()
{
auto a = 1 + 2;
std::cout << "type of a: " << typeid(a).name() << '\n'; // type of a: int
auto b = add(1, 1.2);
std::cout << "type of b: " << typeid(b).name() << '\n'; // type of b: double
auto c = { 1, 2 };
std::cout << "type of c: " << typeid(c).name() << '\n'; // type of c: class std::initializer_list<int>
auto my_lambda = [](int x) { return x + 3; };
std::cout << "my_lambda: " << my_lambda(5) << '\n'; // my_lambda: 8
auto my_fun = get_fun(2);
std::cout << "type of my_fun: " << typeid(my_fun).name() << '\n'; // type of my_fun: double (__cdecl*)(double)
std::cout << "my_fun: " << my_fun(3) << '\n'; // my_fun: 0.14112
// auto int x; // error as of C++11: "auto" is no longer a storage-class specifier // error C3530: “auto”不能与任何其他类型说明符组合
return 0;
}
static int cmd_bt(char *args){
if(args != NULL)
printf("(there is no need to input any arguments)\n");
uint32_t tmp = cpu.ebp;
uint32_t addr = cpu.eip;
char name[32];
int i = 0, j;
while(get_fun(addr, name)){
name[31] = '\0';
printf("#%02d %08x in %s(",i++, addr, name);
for(j = 2; j < 6; ++j){
if(tmp + j * 4 > 0 && tmp + j * 4 < 0x8000000)
printf("%d, ", swaddr_read(tmp + j*4, 4, R_SS));
}
if(tmp + j * 4 > 0 && tmp + j * 4 < 0x8000000)
printf("%d", swaddr_read(tmp + j * 4, 4, R_SS));
printf(")\n");
addr = swaddr_read(tmp + 4, 4, R_SS);
tmp = swaddr_read(tmp, 4, R_SS);
}
return 0;
}
short main (short argc, char *argv[])
{
unsigned short status=0; /* TX and RX status */
unsigned short tries; /* Attempts to send a file */
unsigned short cmp_size; /* Size after compression */
unsigned short data_written; /* Data written to the file */
unsigned short data_read; /* Data read from the file */
char *file_name; /* filename */
char *function; /* Receive, Transmit */
char *com_port; /* Communications adapter port */
file_name = get_inp (argc, argv); /* Get file name */
if (file_name == NULL )
{
disp(); /* Display usage message */
return JM_FNF;
}
function = get_fun (argc, argv); /* Get function 'R' or 'S' */
if (function == NULL)
{
disp(); /* Display usage message */
return JM_CMD;
}
com_port = get_prt (argc, argv); /* Get port '1 to 4 ' */
if (com_port == NULL)
{
disp(); /* Display usage message */
return JM_CMD;
}
port = get_port(*com_port); /* Convert port to an offset */
/****************************************************************************/
/* Allocate buffers */
/****************************************************************************/
in_buffer = allocate_memory(DAT_LEN); /* Get some memory for input */
if (in_buffer == NULL)
return JM_MEM; /* No memory available */
out_buffer = allocate_memory(DAT_LEN); /* Get some memory for output */
if (out_buffer == NULL)
return JM_MEM; /* No memory available */
comp_buffer=allocate_memory(DAT_LEN); /* Get memory for compression */
if (comp_buffer == NULL)
return JM_MEM; /* No memory available */
file_buffer=allocate_memory(DAT_LEN); /* Get memory for file buffer */
if (file_buffer == NULL)
return JM_MEM; /* No memory available */
int_buffer =allocate_memory(DAT_LEN); /* Memory for interrupt buffer */
if (int_buffer == NULL)
return JM_MEM; /* No memory available */
/****************************************************************************/
screen (SCR_SGN,NULL,NULL); /* Write signon screen */
syst.s_len = BLK_SIZ;
syst.s_byt = 0;
syst.s_blk = 0;
syst.s_sta = okay;
switch(*function) /* Functions are TX and RX */
{
/****************************************************************************/
/* Receive JMODEM file */
/****************************************************************************/
case 'R':
{
if (!file_io(CREATE, &handle, &file_name, NULL) )
{
buff = (JBUF *) in_buffer; /* Assign type JBUF */
open_chan(port); /* Open com channel */
screen (SCR_STA,NULL,NULL); /* Write status block */
status = rx_sync(); /* Synchronize */
if (!status)
screen (SCR_SYR,NULL,NULL);
data_written = 0xFFFF;
tries = 10; /* Attempts to receive */
while ( (data_written) /* Write file okay */
&& (!user_abort ) /* No break key */
&& (!status ) /* Recev block okay */
&& (tries--) ) /* 10 retries */
{
time(&start); /* Get starting time */
screen (SCR_SYS,&syst,NULL); /* Show status block */
status = recv_blk ( /* Receive data-block*/
&syst.s_len, /* Block length */
in_buffer); /* Input buffer */
if (status) /* If bad */
break; /* Abort the WHILE */
if( (!(calc_crc(GET_CRC, /* Calculate CRC */
syst.s_len, /* Amount to check */
in_buffer) )) /* Receiver buffer */
&& ( buff->blk_num == /* Check block also */
(unsigned char)
(syst.s_blk +1))) /* Block number */
{
syst.s_sta = okay; /* Text pointer */
tries=10; /* Reset count */
syst.s_len -= OVRHD; /* Subtract overhead */
*out_buffer = ACK; /* Good */
write_chan(1,out_buffer); /* Send the ACK */
/* If data was compressed */
if ( (buff->blk_typ & COMP) == COMP)
{
syst.s_len = decode ( /* Decode the data */
syst.s_len, /* Data-block length */
&buff->blk_dat, /* Where to start */
file_buffer); /* Where to put data */
}
else
/* Data was normal (not compressed, just copy ) */
{
memcpy (file_buffer,&buff->blk_dat,syst.s_len);
}
/* Write to the file */
data_written = file_io( WRITE , /* Function */
&handle, /* File handle */
&file_buffer , /* Where data is */
syst.s_len ); /* Amount to write */
syst.s_byt += data_written; /* Total bytes */
syst.s_blk++; /* Block number */
time(&finish); /* Get end time */
if (finish - start) /* Check div/0 */
syst.s_cps = (short) /* Calc Block CPS */
(data_written / (finish - start) );
/* Check for end-of-file */
if ( (buff->blk_typ & EOF_) == EOF_)
{ /* This was the end of file */
file_io(CLOSE, /* Function */
&handle, /* Open handle */
&file_name, /* Name not used */
NULL); /* Buffer not used */
close_chan(port); /* Close the port */
status = JM_NRM; /* Set status */
goto cleanup; /* exit routine */
}
}
else
{
*out_buffer = NAK; /* Bad block */
syst.s_sta = retry; /* Char pointer */
write_chan(1,out_buffer); /* Send the NAK */
}
}
close_chan(port); /* Aborted */
file_io(DELETE, /* Function */
&handle, /* File handle */
&file_name, /* Name */
NULL); /* Buffer not used */
status = JM_ABT;
break; /* Exit if() {} */
}
else /* Can't create file */
{
status = JM_CRE;
break; /* Exit while() {} */
}
break; /* Exit case 'R' */
}
/****************************************************************************/
/* Send JMODEM file */
/****************************************************************************/
case 'S': /* Send JMODEM file */
{
if (!file_io(OPEN_READ, &handle, &file_name, NULL) )
{
buff = (JBUF *)out_buffer; /* Assign type JBUF */
syst.s_byt = 0; /* Restore byte count */
open_chan(port); /* Open COM port */
data_read = 0xFFFF; /* Initialize */
screen (SCR_STA,NULL,NULL); /* Write status block */
status = tx_sync(); /* Synchronize */
if (!status)
screen (SCR_SYT,NULL,NULL);
while ( (!user_abort) /* Ctrl - break */
&& (!status) ) /* sent okay */
{
time(&start); /* Get starting time */
data_read = file_io( READ , /* Read a record */
&handle , /* File pointer */
&file_buffer , /* Where to put */
syst.s_len ); /* Amount to read */
if (!data_read) /* Past end of file */
break;
syst.s_byt += (long) data_read; /* Running count */
screen (SCR_SYS,&syst,NULL); /* Show status block */
buff->blk_num = (unsigned char)
++syst.s_blk; /* Block number */
if (data_read != syst.s_len) /* Byte request */
buff->blk_typ = EOF_; /* Into control-byte */
else
buff->blk_typ = NORM; /* Normal block */
cmp_size = encode (data_read, /* Encode size */
file_buffer, /* Source */
comp_buffer); /* Destination */
if ( cmp_size < data_read ) /* If compressed */
{
buff->len = (cmp_size+OVRHD); /* Length of block */
buff->blk_typ |= COMP; /* Show compressed */
memcpy (&buff->blk_dat, /* Start of data */
comp_buffer, /* Copy from here */
cmp_size); /* This much */
}
else /* Not compressed */
{
buff->len = (data_read+OVRHD);/* Length of block */
memcpy (&buff->blk_dat, /* Copy to */
file_buffer, /* Copy from */
data_read); /* This amount */
}
calc_crc(SET_CRC, /* Calculate CRC */
buff->len , /* Length of block */
out_buffer); /* Where data is */
status = send_blk( /* Send the block */
buff->len, /* Block length */
&syst, /* Read block ptr. */
out_buffer); /* Buffer pointer */
time(&finish); /* Get end time */
if (finish - start) /* Guard div/zero */
syst.s_cps = (short) /* Calc Block CPS */
(data_read / (finish - start) );
if ( buff->blk_typ == EOF_) /* Last record */
break;
}
close_chan(port); /* Close the port */
if (status)
syst.s_sta = abrt; /* A text pointer */
else
syst.s_sta = done; /* A text pointer */
file_io(CLOSE, &handle,
&file_name, NULL); /* Close the file */
screen (SCR_SYS,&syst,NULL); /* Show status block */
}
else /* File not found */
{
status = JM_FNF;
}
break; /* End of CASE 'S' */
}
}
cleanup:
free (in_buffer); /* Free buffers */
free (out_buffer);
free (comp_buffer);
free (file_buffer);
/* Five-second timer to display error messages */
if (status != JM_NRM)
{
time(&finish);
start = 0;
finish += 5;
while ( finish > start )
time(&start);
}
screen (SCR_END,NULL,NULL); /* Clear the screen */
return status; /* Normal exit */
}
Data* parse_factor( char** p)
{
Data* ret;
int curves = 0;
while(1)
{
parse_ws(p);
if( **p == '(' )
curves ++;
else
break;
(*p)++;
break;
}
if( curves )
{/* (((...(( parsed , expression expected */
ret = parse_expression(p);
if( ret->type == TYPE_ERROR )
{/* error occured*/
return ret;
}
while(curves--)
{
/*check ')'*/
parse_ws(p);
if( **p != ')' )
{/*syntax error , curves dose not match*/
dispose(ret);
return Raise(SYNTAX);
}
(*p)++;
}
}
else
{/* Constant , Variable , Array and Functions*/
/* INKEY$*/
parse_ws(p);
if( **p == '"' )
ret = parse_string(p);
else if(ISNUMERIC(**p) || **p == '.')
ret = parse_numeric(p);
else if( ISALPHA(**p) || **p == '_' )
{
char* id = parse_id(p);
parse_ws(p);
if(**p == '(' )
{
Subscript *arg;
Function* f;
arg = parse_arg(p);
f = get_fun(id);
if( f == NULL )
return Raise(SYNTAX);
if( arg == NULL )
return Raise(SYNTAX);
if( arg->dimension[arg->dimensions-1]->type == TYPE_ERROR )
{
ret = Data_new( TYPE_ERROR ,
(Storage)arg->dimension[--arg->dimensions]->storage,
1);
free(arg);
}
else
{
if( f->is_function )
{/*function call*/
ret = f->f.foo( arg );
}
else
{/*array*/
ret = get_arr_element( &f->f.arr , arg );
}
dispose_arg(arg);
}
}
else
{
/*variable*/
if( strcmp( id , "INKEY$") == 0 )
{
ret = Data_new( TYPE_STRING , (Storage)(char*)malloc(2) , 1 );
ret->storage.String[0] = inkey();
ret->storage.String[1] = 0;
}
else if( strcmp( id , "__LASTERR$" ) == 0 )
{
ret = Data_new( TYPE_STRING , (Storage)(char*)malloc(strlen(err_str[Last_Error.id])) , 1 );
strcpy( ret->storage.String , err_str[Last_Error.id] );
}
else if( strcmp( id, "__LASTERRNO") == 0 )
{
ret = Data_new( TYPE_REAL , (Storage)(double)Last_Error.id,1);
}
else
ret = get_var(id);
}
free(id);
}
else
{
ret =Raise(SYNTAX);
}
}
return ret;
}