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Stop depending on JEMALLOC_N() for function interception during testing.

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Instead, always define function pointers for interceptable functions,
but mark them const unless testing, so that the compiler can optimize
out the pointer dereferences.
This commit is contained in:
Jason Evans 2017-05-01 23:10:42 -07:00
parent b3b033eefd
commit a268af5085
13 changed files with 157 additions and 281 deletions
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30
src/large.c
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@ -68,26 +68,14 @@ large_palloc(tsdn_t *tsdn, arena_t *arena, size_t usize, size_t alignment,
return extent_addr_get(extent);
}
#ifdef JEMALLOC_JET
#undef large_dalloc_junk
#define large_dalloc_junk JEMALLOC_N(n_large_dalloc_junk)
#endif
void
large_dalloc_junk(void *ptr, size_t size) {
static void
large_dalloc_junk_impl(void *ptr, size_t size) {
memset(ptr, JEMALLOC_FREE_JUNK, size);
}
#ifdef JEMALLOC_JET
#undef large_dalloc_junk
#define large_dalloc_junk JEMALLOC_N(large_dalloc_junk)
large_dalloc_junk_t *large_dalloc_junk = JEMALLOC_N(n_large_dalloc_junk);
#endif
large_dalloc_junk_t *JET_MUTABLE large_dalloc_junk = large_dalloc_junk_impl;
#ifdef JEMALLOC_JET
#undef large_dalloc_maybe_junk
#define large_dalloc_maybe_junk JEMALLOC_N(n_large_dalloc_maybe_junk)
#endif
void
large_dalloc_maybe_junk(void *ptr, size_t size) {
static void
large_dalloc_maybe_junk_impl(void *ptr, size_t size) {
if (config_fill && have_dss && unlikely(opt_junk_free)) {
/*
* Only bother junk filling if the extent isn't about to be
@ -98,12 +86,8 @@ large_dalloc_maybe_junk(void *ptr, size_t size) {
}
}
}
#ifdef JEMALLOC_JET
#undef large_dalloc_maybe_junk
#define large_dalloc_maybe_junk JEMALLOC_N(large_dalloc_maybe_junk)
large_dalloc_maybe_junk_t *large_dalloc_maybe_junk =
JEMALLOC_N(n_large_dalloc_maybe_junk);
#endif
large_dalloc_maybe_junk_t *JET_MUTABLE large_dalloc_maybe_junk =
large_dalloc_maybe_junk_impl;
static bool
large_ralloc_no_move_shrink(tsdn_t *tsdn, extent_t *extent, size_t usize) {