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/netbsd-src/libexec/ld.elf_so/
H A Dxmalloc.c113 union overhead { union
114 union overhead *ov_next; /* when free */
147 static union overhead *nextf[NBUCKETS];
178 union overhead *op; in imalloc()
191 op = (union overhead *)(pagepool_start); in imalloc()
201 amt = sizeof(union overhead); in imalloc()
215 if (sizeof(union overhead) & (sizeof(union overhead) - 1)) { in imalloc()
216 amt = sizeof(union overhead) * 2; in imalloc()
219 amt = sizeof(union overhead); /* size of first bucket */ in imalloc()
267 union overhead *op; in morecore()
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/netbsd-src/lib/libbsdmalloc/
H A Dmalloc.c72 * The overhead on a block is at least 4 bytes. When free, this space
81 union overhead { union
82 union overhead *ov_next; /* when free */
110 * smallest allocatable block is 8 bytes. The overhead information
114 static union overhead *nextf[NBUCKETS];
132 static int findbucket(union overhead *, int);
180 union overhead *op; in malloc()
194 op = (union overhead *)(void *)sbrk(0); in malloc()
273 union overhead *op; in morecore()
296 op = (union overhead *)(voi in morecore()
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/netbsd-src/crypto/external/bsd/openssl/dist/ssl/record/
H A Dtls_pad.c78 const size_t overhead = 1 /* padding length byte */ + mac_size; in ssl3_cbc_remove_padding_and_mac() local
83 if (overhead > *reclen) in ssl3_cbc_remove_padding_and_mac()
87 good = constant_time_ge_s(*reclen, padding_length + overhead); in ssl3_cbc_remove_padding_and_mac()
124 size_t overhead = ((block_size == 1) ? 0 : 1) /* padding length byte */ in tls1_cbc_remove_padding_and_mac() local
131 if (overhead > *reclen) in tls1_cbc_remove_padding_and_mac()
144 good = constant_time_ge_s(*reclen, overhead + padding_length); in tls1_cbc_remove_padding_and_mac()
/netbsd-src/external/cddl/dtracetoolkit/dist/Notes/
H A DALLoverhead.txt21 - if your script traces less than 1000 events per second, then the overhead
24 overhead will start to be significant. If you are tracing kernel events,
26 application events, then the overhead can be greater than 30% per CPU.
31 - a ballpark figure for the overhead of a DTrace probe would be 500 ns.
34 as CPUs become faster, this overhead will become smaller.
47 would usually cause significant performance overhead, since they fire two
68 and performance overhead.
/netbsd-src/external/cddl/dtracetoolkit/dist/Docs/Notes/
H A DALLoverhead.txt21 - if your script traces less than 1000 events per second, then the overhead
24 overhead will start to be significant. If you are tracing kernel events,
26 application events, then the overhead can be greater than 30% per CPU.
31 - a ballpark figure for the overhead of a DTrace probe would be 500 ns.
34 as CPUs become faster, this overhead will become smaller.
47 would usually cause significant performance overhead, since they fire two
68 and performance overhead.
/netbsd-src/external/gpl3/gcc.old/dist/gcc/config/sh/
H A Ddivcost-analysis63 SFUNC_STATIC call overhead:
67 SFUNC_GOT call overhead - current:
76 SFUNC_GOT call overhead - improved assembler:
/netbsd-src/external/gpl3/gcc/dist/gcc/config/sh/
H A Ddivcost-analysis63 SFUNC_STATIC call overhead:
67 SFUNC_GOT call overhead - current:
76 SFUNC_GOT call overhead - improved assembler:
/netbsd-src/external/gpl3/gcc/dist/libcpp/
H A Dsymtab.cc276 size_t nelts, nids, overhead, headers; in ht_dump_statistics() local
323 overhead = obstack_memory_used (&table->stack) - total_bytes; in ht_dump_statistics()
327 SCALE (overhead), LABEL (overhead)); in ht_dump_statistics()
/netbsd-src/external/gpl3/gcc.old/dist/libcpp/
H A Dsymtab.c276 size_t nelts, nids, overhead, headers; in ht_dump_statistics() local
323 overhead = obstack_memory_used (&table->stack) - total_bytes; in ht_dump_statistics()
327 SCALE (overhead), LABEL (overhead)); in ht_dump_statistics()
/netbsd-src/external/apache2/llvm/dist/llvm/docs/
H A DMemTagSanitizer.rst18 **much** lower overhead.
20 MemTagSanitizer overhead is expected to be in low single digits, both
22 memory overhead and better diagnostics. The primary use case of
62 function may incur significant code size overhead, because it means
/netbsd-src/external/cddl/dtracetoolkit/dist/Docs/Examples/
H A Dprocsystime_example.txt28 Here we try the "-o" option to print CPU overhead times on "bash",
47 the first example - both are useful for different reasons, this CPU overhead
82 Now we can see elapsed times, overhead times, and syscall counts in one
H A Ddtruss_example.txt46 In the following example, syscall elapsed and overhead times are measured.
47 Elapsed times represent the time from syscall start to finish; overhead
68 (keystroke delays), and short overhead times (as the bash process blocks
/netbsd-src/external/cddl/dtracetoolkit/dist/Examples/
H A Dprocsystime_example.txt28 Here we try the "-o" option to print CPU overhead times on "bash",
47 the first example - both are useful for different reasons, this CPU overhead
82 Now we can see elapsed times, overhead times, and syscall counts in one
H A Ddtruss_example.txt46 In the following example, syscall elapsed and overhead times are measured.
47 Elapsed times represent the time from syscall start to finish; overhead
68 (keystroke delays), and short overhead times (as the bash process blocks
/netbsd-src/external/gpl3/gcc.old/dist/gcc/
H A Dggc-common.c854 size_t freed, size_t collected, size_t overhead) in ggc_usage() argument
856 m_freed (freed), m_collected (collected), m_overhead (overhead) {} in ggc_usage()
882 register_overhead (size_t allocated, size_t overhead) in register_overhead() argument
885 m_overhead += overhead; in register_overhead()
1003 ggc_record_overhead (size_t allocated, size_t overhead, void *ptr MEM_STAT_DECL) in ggc_record_overhead() argument
1008 ggc_mem_desc.register_object_overhead (usage, allocated + overhead, ptr); in ggc_record_overhead()
1009 usage->register_overhead (allocated, overhead); in ggc_record_overhead()
H A Dggc-page.c1425 size_t overhead = object_size - size; in ggc_internal_alloc() local
1427 G.stats.total_overhead += overhead; in ggc_internal_alloc()
1429 G.stats.total_overhead_per_order[order] += overhead; in ggc_internal_alloc()
1434 G.stats.total_overhead_under32 += overhead; in ggc_internal_alloc()
1439 G.stats.total_overhead_under64 += overhead; in ggc_internal_alloc()
1444 G.stats.total_overhead_under128 += overhead; in ggc_internal_alloc()
2306 size_t overhead; in ggc_print_statistics() local
2312 overhead = allocated = in_use = 0; in ggc_print_statistics()
2323 overhead += (sizeof (page_entry) - sizeof (long) in ggc_print_statistics()
2331 SIZE_AMOUNT (overhead)); in ggc_print_statistics()
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/netbsd-src/external/public-domain/xz/dist/src/liblzma/common/
H A Dblock_buffer_encoder.c43 const uint64_t overhead = ((uncompressed_size + LZMA2_CHUNK_MAX - 1) in lzma2_bound() local
48 if (COMPRESSED_SIZE_MAX - overhead < uncompressed_size) in lzma2_bound()
51 return uncompressed_size + overhead; in lzma2_bound()
/netbsd-src/external/gpl3/gcc/dist/libgcc/
H A Dgeneric-morestack.c388 unsigned int overhead; in allocate_segment() local
394 overhead = sizeof (struct stack_segment); in allocate_segment()
398 allocate = ((MINSIGSTKSZ + overhead + pagesize - 1) in allocate_segment()
401 allocate = ((frame_size + overhead + pagesize - 1) in allocate_segment()
440 pss->size = allocate - overhead; in allocate_segment()
/netbsd-src/external/gpl3/gcc.old/dist/libgcc/
H A Dgeneric-morestack.c388 unsigned int overhead; in allocate_segment() local
394 overhead = sizeof (struct stack_segment); in allocate_segment()
398 allocate = ((MINSIGSTKSZ + overhead + pagesize - 1) in allocate_segment()
401 allocate = ((frame_size + overhead + pagesize - 1) in allocate_segment()
440 pss->size = allocate - overhead; in allocate_segment()
/netbsd-src/external/apache2/llvm/dist/clang/docs/
H A DThreadSanitizer.rst9 ThreadSanitizer is about **5x-15x**. Typical memory overhead introduced by
117 settings the memory overhead is 5x plus 1Mb per each thread. Settings with 3x
118 (less accurate analysis) and 9x (more accurate analysis) overhead are also
H A DHardwareAssistedAddressSanitizerDesign.rst19 sources of AddressSanitizer's memory overhead.
26 but with smaller memory overhead and slightly different (mostly better)
76 and performance overhead of the call is reduced by using a custom calling
148 Stack instrumentation is expected to be a major source of overhead,
260 The memory overhead of HWASAN is expected to be much smaller
263 and some overhead due to `TG`-aligning all objects.
/netbsd-src/external/gpl3/gcc/dist/gcc/
H A Dggc-page.cc1425 size_t overhead = object_size - size; in ggc_internal_alloc() local
1427 G.stats.total_overhead += overhead; in ggc_internal_alloc()
1429 G.stats.total_overhead_per_order[order] += overhead; in ggc_internal_alloc()
1434 G.stats.total_overhead_under32 += overhead; in ggc_internal_alloc()
1439 G.stats.total_overhead_under64 += overhead; in ggc_internal_alloc()
1444 G.stats.total_overhead_under128 += overhead; in ggc_internal_alloc()
2312 size_t overhead; in ggc_print_statistics() local
2318 overhead = allocated = in_use = 0; in ggc_print_statistics()
2329 overhead += (sizeof (page_entry) - sizeof (long) in ggc_print_statistics()
2337 SIZE_AMOUNT (overhead)); in ggc_print_statistics()
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H A Dggc-common.cc1127 size_t freed, size_t collected, size_t overhead) in ggc_usage() argument
1129 m_freed (freed), m_collected (collected), m_overhead (overhead) {} in ggc_usage()
1155 register_overhead (size_t allocated, size_t overhead) in register_overhead() argument
1158 m_overhead += overhead; in register_overhead()
1273 ggc_record_overhead (size_t allocated, size_t overhead, void *ptr MEM_STAT_DECL) in ggc_record_overhead() argument
1278 ggc_mem_desc.register_object_overhead (usage, allocated + overhead, ptr); in ggc_record_overhead()
1279 usage->register_overhead (allocated, overhead); in ggc_record_overhead()
/netbsd-src/sys/external/bsd/sljit/dist/doc/
H A Doverview.txt21 simulating them has a low performance overhead.
26 CPUs, the simulation overhead is low on other CPUs.
121 overhead, so it should only be used when necessary.
151 instruction analysis has a large performance overhead
/netbsd-src/crypto/external/bsd/openssl.old/dist/ssl/record/
H A Dssl3_record.c104 int early_data_count_ok(SSL *s, size_t length, size_t overhead, int send) in early_data_count_ok() argument
139 max_early_data += overhead; in early_data_count_ok()
1414 const size_t overhead = 1 /* padding length byte */ + mac_size; in ssl3_cbc_remove_padding() local
1419 if (overhead > rec->length) in ssl3_cbc_remove_padding()
1423 good = constant_time_ge_s(rec->length, padding_length + overhead); in ssl3_cbc_remove_padding()
1449 const size_t overhead = 1 /* padding length byte */ + mac_size; in tls1_cbc_remove_padding() local
1456 if (overhead + block_size > rec->length) in tls1_cbc_remove_padding()
1463 } else if (overhead > rec->length) in tls1_cbc_remove_padding()
1475 good = constant_time_ge_s(rec->length, overhead + padding_length); in tls1_cbc_remove_padding()

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