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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)
#elif defined(__nanomips__)
#define CLEAR_CALLER_SAVED_REGS \
do { \
__asm__ __volatile__ (".set push \n\t" \
".set noat \n\t" \
"move $at, $zero \n\t" \
"move $t4, $zero \n\t" \
"move $t5, $zero \n\t" \
"move $a0, $zero \n\t" \
"move $a1, $zero \n\t" \
"move $a2, $zero \n\t" \
"move $a3, $zero \n\t" \
"move $a4, $zero \n\t" \
"move $a5, $zero \n\t" \
"move $a6, $zero \n\t" \
"move $a7, $zero \n\t" \
"move $t0, $zero \n\t" \
"move $t1, $zero \n\t" \
"move $t2, $zero \n\t" \
"move $t3, $zero \n\t" \
"move $t8, $zero \n\t" \
"move $t9, $zero \n\t" \
".set pop \n\t" \
: : : "$at", "$t4", "$t5", "$a0", "$a1", "$a2", \
"$a3", "$a4", "$a5", "$a6", "$a7", "$t0", \
"$t1", "$t2", "$t3", "$t8", "$t9"); \
} while (0)
#elif (__mips == 32)
#define CLEAR_CALLER_SAVED_REGS \
do { \
__asm__ __volatile__ (".set push \n\t" \
".set noat \n\t" \
"move $1, $0 \n\t" /* at = 0 */ \
"move $2, $0 \n\t" /* v0 = 0 */ \
"move $3, $0 \n\t" /* v1 = 0 */ \
"move $4, $0 \n\t" /* a0 = 0 */ \
"move $5, $0 \n\t" /* a1 = 0 */ \
"move $6, $0 \n\t" /* a2 = 0 */ \
"move $7, $0 \n\t" /* a3 = 0 */ \
"move $8, $0 \n\t" /* t0 = 0 */ \
"move $9, $0 \n\t" /* t1 = 0 */ \
"move $10, $0 \n\t" /* t2 = 0 */ \
"move $11, $0 \n\t" /* t3 = 0 */ \
"move $12, $0 \n\t" /* t4 = 0 */ \
"move $13, $0 \n\t" /* t5 = 0 */ \
"move $14, $0 \n\t" /* t6 = 0 */ \
"move $15, $0 \n\t" /* t7 = 0 */ \
"move $24, $0 \n\t" /* t8 = 0 */ \
"move $25, $0 \n\t" /* t9 = 0 */ \
"move $31, $0 \n\t" /* ra = 0 */ \
".set pop \n\t" \
: : : "$1", "$2", "$3", "$4", "$5", "$6", "$7", \
"$8", "$9", "$10", "$11", "$12", "$13", \
"$14", "$15", "$24", "$25", "$31"); \
} while (0)
#elif (__mips == 64)
#define CLEAR_CALLER_SAVED_REGS \
do { \
__asm__ __volatile__ (".set push \n\t" \
".set noat \n\t" \
"move $1, $0 \n\t" /* at = 0 */ \
"move $2, $0 \n\t" /* v0 = 0 */ \
"move $3, $0 \n\t" /* v1 = 0 */ \
"move $4, $0 \n\t" /* a0 = 0 */ \
"move $5, $0 \n\t" /* a1 = 0 */ \
"move $6, $0 \n\t" /* a2 = 0 */ \
"move $7, $0 \n\t" /* a3 = 0 */ \
"move $8, $0 \n\t" /* a4 = 0 */ \
"move $9, $0 \n\t" /* a5 = 0 */ \
"move $10, $0 \n\t" /* a6 = 0 */ \
"move $11, $0 \n\t" /* a7 = 0 */ \
"move $12, $0 \n\t" /* t0 = 0 */ \
"move $13, $0 \n\t" /* t1 = 0 */ \
"move $14, $0 \n\t" /* t2 = 0 */ \
"move $15, $0 \n\t" /* t3 = 0 */ \
"move $24, $0 \n\t" /* t8 = 0 */ \
"move $25, $0 \n\t" /* t9 = 0 */ \
"move $31, $0 \n\t" /* ra = 0 */ \
".set pop \n\t" \
: : : "$1", "$2", "$3", "$4", "$5", "$6", "$7", \
"$8", "$9", "$10", "$11", "$12", "$13", \
"$14", "$15", "$24", "$25", "$31"); \
} while (0)
#elif defined (__clang__) && defined(VGA_x86)
#define CLEAR_CALLER_SAVED_REGS \
do { \
__asm__ __volatile__ ("movl $0, %ecx\n\t"); \
} while (0)
#elif defined(__arm__)
/* 32bit arm */
#define CLEAR_CALLER_SAVED_REGS \
do { \
__asm__ __volatile__ ("mov %r0, $0\n\t"); \
__asm__ __volatile__ ("mov %r1, $0\n\t"); \
__asm__ __volatile__ ("mov %r2, $0\n\t"); \
__asm__ __volatile__ ("mov %r3, $0\n\t"); \
} while (0)
#elif defined(__aarch64__)
/* 64bit arm */
#define CLEAR_CALLER_SAVED_REGS \
do { \
__asm__ __volatile__ ("mov x0, 0\n\t"); \
__asm__ __volatile__ ("mov x1, 0\n\t"); \
__asm__ __volatile__ ("mov x2, 0\n\t"); \
__asm__ __volatile__ ("mov x3, 0\n\t"); \
__asm__ __volatile__ ("mov x4, 0\n\t"); \
__asm__ __volatile__ ("mov x5, 0\n\t"); \
__asm__ __volatile__ ("mov x6, 0\n\t"); \
__asm__ __volatile__ ("mov x7, 0\n\t"); \
__asm__ __volatile__ ("mov x8, 0\n\t"); \
__asm__ __volatile__ ("mov x9, 0\n\t"); \
__asm__ __volatile__ ("mov x10, 0\n\t"); \
__asm__ __volatile__ ("mov x11, 0\n\t"); \
__asm__ __volatile__ ("mov x12, 0\n\t"); \
__asm__ __volatile__ ("mov x13, 0\n\t"); \
__asm__ __volatile__ ("mov x14, 0\n\t"); \
__asm__ __volatile__ ("mov x15, 0\n\t"); \
__asm__ __volatile__ ("mov x16, 0\n\t"); \
__asm__ __volatile__ ("mov x17, 0\n\t"); \
__asm__ __volatile__ ("mov x18, 0\n\t"); \
} while (0)
#else
#define CLEAR_CALLER_SAVED_REGS /*nothing*/
#endif
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