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// These counters are used to get a delta between leak counts at startup
// (eg. due to libc) and later on. Necessary to get reliable leak tests
// across different platforms.
#define DECLARE_LEAK_COUNTERS \
long L0_bytes = 0, L_bytes = 0, L0_blocks = 0, L_blocks = 0; \
long D0_bytes = 0, D_bytes = 0, D0_blocks = 0, D_blocks = 0; \
long R0_bytes = 0, R_bytes = 0, R0_blocks = 0, R_blocks = 0; \
long S0_bytes = 0, S_bytes = 0, S0_blocks = 0, S_blocks = 0
// Set a baseline, in case allocations have already happened.
#define GET_INITIAL_LEAK_COUNTS \
do { \
VALGRIND_DO_QUICK_LEAK_CHECK; \
VALGRIND_COUNT_LEAKS( L0_bytes, D0_bytes, R0_bytes, S0_bytes );\
VALGRIND_COUNT_LEAK_BLOCKS(L0_blocks, D0_blocks, R0_blocks, S0_blocks); \
} while (0)
// Set a baseline, in case allocations have already happened.
#define GET_FINAL_LEAK_COUNTS \
do { \
VALGRIND_DO_QUICK_LEAK_CHECK; \
VALGRIND_COUNT_LEAKS( L_bytes, D_bytes, R_bytes, S_bytes ); \
VALGRIND_COUNT_LEAK_BLOCKS(L_blocks, D_blocks, R_blocks, S_blocks); \
L_bytes -= L0_bytes; L_blocks -= L0_blocks; \
D_bytes -= D0_bytes; D_blocks -= D0_blocks; \
R_bytes -= R0_bytes; R_blocks -= R0_blocks; \
S_bytes -= S0_bytes; S_blocks -= S0_blocks; \
} while (0)
// Print leak counts. When used in conjunction with -q the normal counts
// aren't shown, which is what we want.
#define PRINT_LEAK_COUNTS(where) \
do { \
fprintf(where,"leaked: %3ld bytes in %2ld blocks\n", \
L_bytes,L_blocks); \
fprintf(where,"dubious: %3ld bytes in %2ld blocks\n", \
D_bytes,D_blocks); \
fprintf(where,"reachable: %3ld bytes in %2ld blocks\n", \
R_bytes,R_blocks); \
fprintf(where,"suppressed: %3ld bytes in %2ld blocks\n", \
S_bytes,S_blocks); \
} while (0)
/* Upon a call to a function, some architectures store pointers into
* into registers. Valgrind may consider these registers when determining
* whether an address is reachable, so we need to zero-out these registers
* as needed.
*/
#if defined __powerpc__
#define CLEAR_CALLER_SAVED_REGS \
do { \
__asm__ __volatile__( "li 3, 0" : : :/*trash*/"r3" ); \
__asm__ __volatile__( "li 4, 0" : : :/*trash*/"r4" ); \
__asm__ __volatile__( "li 5, 0" : : :/*trash*/"r5" ); \
__asm__ __volatile__( "li 6, 0" : : :/*trash*/"r6" ); \
__asm__ __volatile__( "li 7, 0" : : :/*trash*/"r7" ); \
__asm__ __volatile__( "li 8, 0" : : :/*trash*/"r8" ); \
__asm__ __volatile__( "li 9, 0" : : :/*trash*/"r9" ); \
__asm__ __volatile__( "li 10, 0" : : :/*trash*/"r10" ); \
__asm__ __volatile__( "li 11, 0" : : :/*trash*/"r11" ); \
__asm__ __volatile__( "li 12, 0" : : :/*trash*/"r12" ); \
} while (0)
#else
#define CLEAR_CALLER_SAVED_REGS /*nothing*/
#endif
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