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T.h 16.48 KiB
#ifndef _T_T_T_
#define _T_T_T_
#if T_TRACER
#include <stdint.h>
#include "T_defs.h"
#ifdef T_SEND_TIME
#include <time.h>
#endif
/* T message IDs */
#include "T_IDs.h"
/* known type - this is where you add new types */
#define T_INT(x) int, (x)
#define T_FLOAT(x) float, (x)
#define T_BUFFER(x, len) buffer, ((T_buffer){addr:(x), length:(len)})
#define T_STRING(x) string, (x)
#define T_PRINTF(...) printf, (__VA_ARGS__)
/* for each known type a T_PUT_XX macro is defined */
#define T_PUT_int(argnum, val) \
do { \
int T_PUT_var = (val); \
T_CHECK_SIZE(sizeof(int), argnum); \
memcpy(T_LOCAL_buf + T_LOCAL_size, &T_PUT_var, sizeof(int)); \
T_LOCAL_size += sizeof(int); \
} while (0)
#define T_PUT_ulong(argnum, val) \
do { \
unsigned long T_PUT_var = (val); \
T_CHECK_SIZE(sizeof(unsigned long), argnum); \
memcpy(T_LOCAL_buf + T_LOCAL_size, &T_PUT_var, sizeof(unsigned long)); \
T_LOCAL_size += sizeof(unsigned long); \
} while (0)
#define T_PUT_float(argnum, val) \
do { \
float T_PUT_var = (val); \
T_CHECK_SIZE(sizeof(float), argnum); \
memcpy(T_LOCAL_buf + T_LOCAL_size, &T_PUT_var, sizeof(float)); \
T_LOCAL_size += sizeof(float); \
} while (0)
#define T_PUT_buffer(argnum, val) \
do { \
T_buffer T_PUT_buffer_var = (val); \
T_PUT_int(argnum, T_PUT_buffer_var.length); \
T_CHECK_SIZE(T_PUT_buffer_var.length, argnum); \
memcpy(T_LOCAL_buf + T_LOCAL_size, T_PUT_buffer_var.addr, \
T_PUT_buffer_var.length); \
T_LOCAL_size += T_PUT_buffer_var.length; \
} while (0)
#define T_PUT_string(argnum, val) \
do { \
char *T_PUT_var = (val); \
int T_PUT_len = strlen(T_PUT_var) + 1; \
T_CHECK_SIZE(T_PUT_len, argnum); \
memcpy(T_LOCAL_buf + T_LOCAL_size, T_PUT_var, T_PUT_len); \
T_LOCAL_size += T_PUT_len; \
} while (0)
#define T_PUT_printf_deref(...) __VA_ARGS__
#define T_PUT_printf(argnum, x) \
do { \
int T_PUT_len = snprintf(T_LOCAL_buf + T_LOCAL_size, \
T_BUFFER_MAX - T_LOCAL_size, T_PUT_printf_deref x); \
if (T_PUT_len < 0) { \
printf("%s:%d:%s: you can't read this, or can you?", \
__FILE__, __LINE__, __FUNCTION__); \
abort(); \
} \
if (T_PUT_len >= T_BUFFER_MAX - T_LOCAL_size) { \
printf("%s:%d:%s: cannot put argument %d in T macro, not enough space" \
", consider increasing T_BUFFER_MAX (%d)\n", \
__FILE__, __LINE__, __FUNCTION__, argnum, T_BUFFER_MAX); \
abort(); \
} \
T_LOCAL_size += T_PUT_len + 1; \
} while (0)
/* structure type to detect that you pass a known type as first arg of T */
struct T_header;
/* to define message ID */
#define T_ID(x) ((struct T_header *)(uintptr_t)(x))
/* T macro tricks */
#define TN(...) TN_N(__VA_ARGS__,33,32,31,30,29,28,27,26,25,24,23,22,21,\
20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0)(__VA_ARGS__)
#define TN_N(n0,n1,n2,n3,n4,n5,n6,n7,n8,n9,n10,n11,n12,n13,n14,n15,n16,n17,\
n18,n19,n20,n21,n22,n23,n24,n25,n26,n27,n28,n29,n30,n31,n32,n,...) T##n
#define T(...) TN(__VA_ARGS__)
/* type used to send arbitrary buffer data */
typedef struct {
void *addr;
int length;
} T_buffer;
extern volatile int *T_freelist_head;
extern T_cache_t *T_cache;
/* When running the basic simulator, we may fill the T cache too fast.
* Let's not crash if it's full, just wait.
*/
#if BASIC_SIMULATOR
# define T_BASIC_SIMULATOR_WAIT \
while (T_cache[T_LOCAL_slot].busy) usleep(100)
#else
# define T_BASIC_SIMULATOR_WAIT /* */
#endif
/* used at header of Tn, allocates buffer */
#define T_LOCAL_DATA \
char *T_LOCAL_buf; \
int T_LOCAL_size = 0; \
int T_LOCAL_slot; \
T_LOCAL_slot = __sync_fetch_and_add(T_freelist_head, 1) \
& (T_CACHE_SIZE - 1); \
(void)__sync_fetch_and_and(T_freelist_head, T_CACHE_SIZE - 1); \
T_BASIC_SIMULATOR_WAIT; \
if (T_cache[T_LOCAL_slot].busy) { \
printf("%s:%d:%s: T cache is full - consider increasing its size\n", \
__FILE__, __LINE__, __FUNCTION__); \
abort(); \
} \
T_LOCAL_buf = T_cache[T_LOCAL_slot].buffer;
#define T_ACTIVE(x) T_active[(intptr_t)x]
#define T_COMMIT() \
T_cache[T_LOCAL_slot].length = T_LOCAL_size; \
__sync_synchronize(); \
T_cache[T_LOCAL_slot].busy = 1; \
#define T_CHECK_SIZE(len, argnum) \
if (T_LOCAL_size + (len) > T_BUFFER_MAX) { \
printf("%s:%d:%s: cannot put argument %d in T macro, not enough space" \
", consider increasing T_BUFFER_MAX (%d)\n", \
__FILE__, __LINE__, __FUNCTION__, argnum, T_BUFFER_MAX); \
abort(); \
}
#if 0
#define T_PUT(type, var, argnum) \
do { \
if (T_LOCAL_size + sizeof(var) > T_BUFFER_MAX) { \
printf("%s:%d:%s: cannot put argument %d in T macro, not enough space" \
", consider increasing T_BUFFER_MAX (%d)\n", \
__FILE__, __LINE__, __FUNCTION__, argnum, T_BUFFER_MAX); \
abort(); \
} \
memcpy(T_LOCAL_buf + T_LOCAL_size, &var, sizeof(var)); \
T_LOCAL_size += sizeof(var); \
} while (0)
#endif
#if 0
#define T_PROCESS(x, argnum) \
do { \
T_PUT(typeof(x), x, argnum); \
} while (0)
#endif
#if 0
#define T_PROCESS(x, argnum) \
do { \
if (__builtin_types_compatible_p(typeof(x), int)) \
{ T_PUT(int, (intptr_t)(x), argnum); printf("int\n"); } \
else if (__builtin_types_compatible_p(typeof(x), short)) \
{ T_PUT(short, (intptr_t)(x), argnum); printf("short\n"); } \
else if (__builtin_types_compatible_p(typeof(x), float)) \
{ T_PUT(float, (x), argnum); printf("float\n"); } \
else if (__builtin_types_compatible_p(typeof(x), char *)) \
{ T_PUT(char *, (char *)(intptr_t)(x), argnum); printf("char *\n"); } \
else if (__builtin_types_compatible_p(typeof(x), float *)) \
{ T_PUT(float *, (float *)(intptr_t)(x), argnum); printf("float *\n"); } \
else if (__builtin_types_compatible_p(typeof(x), void *)) \
{ T_PUT(void *, (void *)(intptr_t)(x), argnum); printf("void *\n"); } \
else { \
printf("%s:%d:%s: unsupported type for argument %d in T macro\n", \
__FILE__, __LINE__, __FUNCTION__, argnum); \
abort(); \
} \
} while (0)
#endif
/* we have 4 versions of T_HEADER:
* - bad quality C++ version with time
* - good quality C version with time
* - bad quality C++ version without time
* - good quality C version without time
*/
#ifdef T_SEND_TIME
#ifdef __cplusplus
/* C++ version of T_HEADER with time */
#define T_HEADER(x) \ do { \
struct timespec T_HEADER_time; \
if (clock_gettime(CLOCK_REALTIME, &T_HEADER_time)) abort(); \
memcpy(T_LOCAL_buf, &T_HEADER_time, sizeof(struct timespec)); \
T_LOCAL_size += sizeof(struct timespec); \
T_PUT_int(1, (int)(uintptr_t)(x)); \
} while (0)
#else /* #ifdef __cplusplus */
/* C version of T_HEADER with time */
#define T_HEADER(x) \
do { \
if (!__builtin_types_compatible_p(typeof(x), struct T_header *)) { \
printf("%s:%d:%s: " \
"bad use of T, pass a message ID as first parameter\n", \
__FILE__, __LINE__, __FUNCTION__); \
abort(); \
} \
struct timespec T_HEADER_time; \
if (clock_gettime(CLOCK_REALTIME, &T_HEADER_time)) abort(); \
memcpy(T_LOCAL_buf, &T_HEADER_time, sizeof(struct timespec)); \
T_LOCAL_size += sizeof(struct timespec); \
T_PUT_int(1, (int)(uintptr_t)(x)); \
} while (0)
#endif /* #ifdef __cplusplus */
#else /* #ifdef T_SEND_TIME */
#ifdef __cplusplus
/* C++ version of T_HEADER without time */
#define T_HEADER(x) \
do { \
T_PUT_int(1, (int)(uintptr_t)(x)); \
} while (0)
#else /* #ifdef __cplusplus */
/* C version of T_HEADER without time */
#define T_HEADER(x) \
do { \
if (!__builtin_types_compatible_p(typeof(x), struct T_header *)) { \
printf("%s:%d:%s: " \
"bad use of T, pass a message ID as first parameter\n", \
__FILE__, __LINE__, __FUNCTION__); \
abort(); \
} \
T_PUT_int(1, (int)(uintptr_t)(x)); \
} while (0)
#endif /* #ifdef __cplusplus */
#endif /* #ifdef T_SEND_TIME */
#define T1(t) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_COMMIT(); \
} \
} while (0)
#define T3(t,t0,x0) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \ T_PUT_##t0(2, x0); \
T_COMMIT(); \
} \
} while (0)
#define T5(t,t0,x0,t1,x1) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_COMMIT(); \
} \
} while (0)
#define T7(t,t0,x0,t1,x1,t2,x2) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_COMMIT(); \
} \
} while (0)
#define T9(t,t0,x0,t1,x1,t2,x2,t3,x3) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_COMMIT(); \
} \
} while (0)
#define T11(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_COMMIT(); \
} \
} while (0)
#define T13(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4,t5,x5) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_PUT_##t5(7, x5); \
T_COMMIT(); \
} \
} while (0)
#define T15(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4,t5,x5,t6,x6) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_PUT_##t5(7, x5); \
T_PUT_##t6(8, x6); \
T_COMMIT(); \
} \
} while (0)
#define T17(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4,t5,x5,t6,x6,t7,x7) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_PUT_##t5(7, x5); \
T_PUT_##t6(8, x6); \
T_PUT_##t7(9, x7); \
T_COMMIT(); \
} \
} while (0)
#define T19(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4,t5,x5,t6,x6,t7,x7,t8,x8) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_PUT_##t5(7, x5); \
T_PUT_##t6(8, x6); \
T_PUT_##t7(9, x7); \
T_PUT_##t8(10, x8); \
T_COMMIT(); \
} \
} while (0)
#define T21(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4,t5,x5,t6,x6,t7,x7,t8,x8,t9,x9) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_PUT_##t5(7, x5); \
T_PUT_##t6(8, x6); \
T_PUT_##t7(9, x7); \
T_PUT_##t8(10, x8); \
T_PUT_##t9(11, x9); \
T_COMMIT(); \
} \
} while (0)
#define T23(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4,t5,x5,t6,x6,t7,x7,t8,x8,t9,x9,t10,x10) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_PUT_##t5(7, x5); \
T_PUT_##t6(8, x6); \
T_PUT_##t7(9, x7); \
T_PUT_##t8(10, x8); \
T_PUT_##t9(11, x9); \
T_PUT_##t10(12, x10); \
T_COMMIT(); \
} \
} while (0)
#define T25(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4,t5,x5,t6,x6,t7,x7,t8,x8,t9,x9,t10,x10,t11,x11) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_PUT_##t5(7, x5); \
T_PUT_##t6(8, x6); \
T_PUT_##t7(9, x7); \
T_PUT_##t8(10, x8); \
T_PUT_##t9(11, x9); \
T_PUT_##t10(12, x10); \
T_PUT_##t11(13, x11); \
T_COMMIT(); \
} \
} while (0)
#define T27(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4,t5,x5,t6,x6,t7,x7,t8,x8,t9,x9,t10,x10,t11,x11,t12,x12) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_PUT_##t5(7, x5); \
T_PUT_##t6(8, x6); \
T_PUT_##t7(9, x7); \
T_PUT_##t8(10, x8); \
T_PUT_##t9(11, x9); \
T_PUT_##t10(12, x10); \
T_PUT_##t11(13, x11); \
T_PUT_##t12(14, x12); \
T_COMMIT(); \
} \
} while (0)
#define T29(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4,t5,x5,t6,x6,t7,x7,t8,x8,t9,x9,t10,x10,t11,x11,t12,x12,t13,x13) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \ T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_PUT_##t5(7, x5); \
T_PUT_##t6(8, x6); \
T_PUT_##t7(9, x7); \
T_PUT_##t8(10, x8); \
T_PUT_##t9(11, x9); \
T_PUT_##t10(12, x10); \
T_PUT_##t11(13, x11); \
T_PUT_##t12(14, x12); \
T_PUT_##t13(15, x13); \
T_COMMIT(); \
} \
} while (0)
#define T31(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4,t5,x5,t6,x6,t7,x7,t8,x8,t9,x9,t10,x10,t11,x11,t12,x12,t13,x13,t14,x14) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_PUT_##t5(7, x5); \
T_PUT_##t6(8, x6); \
T_PUT_##t7(9, x7); \
T_PUT_##t8(10, x8); \
T_PUT_##t9(11, x9); \
T_PUT_##t10(12, x10); \
T_PUT_##t11(13, x11); \
T_PUT_##t12(14, x12); \
T_PUT_##t13(15, x13); \
T_PUT_##t14(16, x14); \
T_COMMIT(); \
} \
} while (0)
#define T33(t,t0,x0,t1,x1,t2,x2,t3,x3,t4,x4,t5,x5,t6,x6,t7,x7,t8,x8,t9,x9,t10,x10,t11,x11,t12,x12,t13,x13,t14,x14,t15,x15) \
do { \
if (T_ACTIVE(t)) { \
T_LOCAL_DATA \
T_HEADER(t); \
T_PUT_##t0(2, x0); \
T_PUT_##t1(3, x1); \
T_PUT_##t2(4, x2); \
T_PUT_##t3(5, x3); \
T_PUT_##t4(6, x4); \
T_PUT_##t5(7, x5); \
T_PUT_##t6(8, x6); \
T_PUT_##t7(9, x7); \
T_PUT_##t8(10, x8); \
T_PUT_##t9(11, x9); \
T_PUT_##t10(12, x10); \
T_PUT_##t11(13, x11); \
T_PUT_##t12(14, x12); \
T_PUT_##t13(15, x13); \
T_PUT_##t14(16, x14); \
T_PUT_##t15(17, x15); \
T_COMMIT(); \
} \
} while (0)
#define T_CALL_ERROR \
do { \
printf("%s:%d:%s: error calling T, you have to use T_INT() or T_XX()\n", \
__FILE__, __LINE__, __FUNCTION__); \
} while (0)
#define T2(...) T_CALL_ERROR
#define T4(...) T_CALL_ERROR
#define T6(...) T_CALL_ERROR
#define T8(...) T_CALL_ERROR
#define T10(...) T_CALL_ERROR
#define T12(...) T_CALL_ERROR
#define T14(...) T_CALL_ERROR
#define T16(...) T_CALL_ERROR
#define T18(...) T_CALL_ERROR
#define T20(...) T_CALL_ERROR
#define T22(...) T_CALL_ERROR
#define T24(...) T_CALL_ERROR
#define T26(...) T_CALL_ERROR
#define T28(...) T_CALL_ERROR
#define T30(...) T_CALL_ERROR
#define T32(...) T_CALL_ERROR
/* special cases for VCD logs */
#define T_VCD_VARIABLE(var, val) \
do { \
if (T_ACTIVE(((var) + VCD_FIRST_VARIABLE))) { \
if ((var) > VCD_NUM_VARIABLES) { \
printf("%s:%d:%s: VCD data out of synch for the T, contact" \
" the authors!\n", __FILE__, __LINE__, __FUNCTION__); \
abort(); \
} \
T_LOCAL_DATA \
T_HEADER(T_ID((var) + VCD_FIRST_VARIABLE)); \
T_PUT_ulong(1, (val)); \
T_COMMIT(); \
} \
} while (0)
#define T_VCD_FUNCTION(fun, val) \
do { \
if (T_ACTIVE(((fun) + VCD_FIRST_FUNCTION))) { \
if ((fun) > VCD_NUM_FUNCTIONS) { \
printf("%s:%d:%s: VCD data out of synch for the T, contact" \
" the authors!\n", __FILE__, __LINE__, __FUNCTION__); \
abort(); \
} \
T_LOCAL_DATA \
T_HEADER(T_ID((fun) + VCD_FIRST_FUNCTION)); \
T_PUT_int(1, (val)); \
T_COMMIT(); \
} \
} while (0)
extern int *T_active;
void T_init(int remote_port, int wait_for_tracer, int dont_fork);
#else /* T_TRACER */
/* if T_TRACER is not defined or is 0, the T is deactivated */
#define T(...) /**/
#endif /* T_TRACER */
#endif /* _T_T_T_ */