mimalloc/test/test-api-fill.c
2022-10-30 14:07:41 -07:00

343 lines
12 KiB
C

/* ----------------------------------------------------------------------------
Copyright (c) 2018-2020, Microsoft Research, Daan Leijen
This is free software; you can redistribute it and/or modify it under the
terms of the MIT license. A copy of the license can be found in the file
"LICENSE" at the root of this distribution.
-----------------------------------------------------------------------------*/
#include "mimalloc.h"
#include "mimalloc-types.h"
#include "testhelper.h"
// ---------------------------------------------------------------------------
// Helper functions
// ---------------------------------------------------------------------------
bool check_zero_init(uint8_t* p, size_t size);
#if MI_DEBUG >= 2
bool check_debug_fill_uninit(uint8_t* p, size_t size);
bool check_debug_fill_freed(uint8_t* p, size_t size);
#endif
// ---------------------------------------------------------------------------
// Main testing
// ---------------------------------------------------------------------------
int main(void) {
mi_option_disable(mi_option_verbose);
// ---------------------------------------------------
// Zeroing allocation
// ---------------------------------------------------
CHECK_BODY("zeroinit-zalloc-small") {
size_t zalloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_zalloc(zalloc_size);
result = check_zero_init(p, zalloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-zalloc-large") {
size_t zalloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_zalloc(zalloc_size);
result = check_zero_init(p, zalloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-zalloc_small") {
size_t zalloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_zalloc_small(zalloc_size);
result = check_zero_init(p, zalloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-calloc-small") {
size_t calloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_calloc(calloc_size, 1);
result = check_zero_init(p, calloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-calloc-large") {
size_t calloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_calloc(calloc_size, 1);
result = check_zero_init(p, calloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-rezalloc-small") {
size_t zalloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_zalloc(zalloc_size);
result = check_zero_init(p, zalloc_size);
zalloc_size *= 3;
p = (uint8_t*)mi_rezalloc(p, zalloc_size);
result &= check_zero_init(p, zalloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-rezalloc-large") {
size_t zalloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_zalloc(zalloc_size);
result = check_zero_init(p, zalloc_size);
zalloc_size *= 3;
p = (uint8_t*)mi_rezalloc(p, zalloc_size);
result &= check_zero_init(p, zalloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-recalloc-small") {
size_t calloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_calloc(calloc_size, 1);
result = check_zero_init(p, calloc_size);
calloc_size *= 3;
p = (uint8_t*)mi_recalloc(p, calloc_size, 1);
result &= check_zero_init(p, calloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-recalloc-large") {
size_t calloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_calloc(calloc_size, 1);
result = check_zero_init(p, calloc_size);
calloc_size *= 3;
p = (uint8_t*)mi_recalloc(p, calloc_size, 1);
result &= check_zero_init(p, calloc_size);
mi_free(p);
};
// ---------------------------------------------------
// Zeroing in aligned API
// ---------------------------------------------------
CHECK_BODY("zeroinit-zalloc_aligned-small") {
size_t zalloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_zalloc_aligned(zalloc_size, MI_MAX_ALIGN_SIZE * 2);
result = check_zero_init(p, zalloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-zalloc_aligned-large") {
size_t zalloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_zalloc_aligned(zalloc_size, MI_MAX_ALIGN_SIZE * 2);
result = check_zero_init(p, zalloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-calloc_aligned-small") {
size_t calloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_calloc_aligned(calloc_size, 1, MI_MAX_ALIGN_SIZE * 2);
result = check_zero_init(p, calloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-calloc_aligned-large") {
size_t calloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_calloc_aligned(calloc_size, 1, MI_MAX_ALIGN_SIZE * 2);
result = check_zero_init(p, calloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-rezalloc_aligned-small") {
size_t zalloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_zalloc_aligned(zalloc_size, MI_MAX_ALIGN_SIZE * 2);
result = check_zero_init(p, zalloc_size);
zalloc_size *= 3;
p = (uint8_t*)mi_rezalloc_aligned(p, zalloc_size, MI_MAX_ALIGN_SIZE * 2);
result &= check_zero_init(p, zalloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-rezalloc_aligned-large") {
size_t zalloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_zalloc_aligned(zalloc_size, MI_MAX_ALIGN_SIZE * 2);
result = check_zero_init(p, zalloc_size);
zalloc_size *= 3;
p = (uint8_t*)mi_rezalloc_aligned(p, zalloc_size, MI_MAX_ALIGN_SIZE * 2);
result &= check_zero_init(p, zalloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-recalloc_aligned-small") {
size_t calloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_calloc_aligned(calloc_size, 1, MI_MAX_ALIGN_SIZE * 2);
result = check_zero_init(p, calloc_size);
calloc_size *= 3;
p = (uint8_t*)mi_recalloc_aligned(p, calloc_size, 1, MI_MAX_ALIGN_SIZE * 2);
result &= check_zero_init(p, calloc_size);
mi_free(p);
};
CHECK_BODY("zeroinit-recalloc_aligned-large") {
size_t calloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_calloc_aligned(calloc_size, 1, MI_MAX_ALIGN_SIZE * 2);
result = check_zero_init(p, calloc_size);
calloc_size *= 3;
p = (uint8_t*)mi_recalloc_aligned(p, calloc_size, 1, MI_MAX_ALIGN_SIZE * 2);
result &= check_zero_init(p, calloc_size);
mi_free(p);
};
#if MI_DEBUG >= 2
// ---------------------------------------------------
// Debug filling
// ---------------------------------------------------
CHECK_BODY("uninit-malloc-small") {
size_t malloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_malloc(malloc_size);
result = check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-malloc-large") {
size_t malloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_malloc(malloc_size);
result = check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-malloc_small") {
size_t malloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_malloc_small(malloc_size);
result = check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-realloc-small") {
size_t malloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_malloc(malloc_size);
result = check_debug_fill_uninit(p, malloc_size);
malloc_size *= 3;
p = (uint8_t*)mi_realloc(p, malloc_size);
result &= check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-realloc-large") {
size_t malloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_malloc(malloc_size);
result = check_debug_fill_uninit(p, malloc_size);
malloc_size *= 3;
p = (uint8_t*)mi_realloc(p, malloc_size);
result &= check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-mallocn-small") {
size_t malloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_mallocn(malloc_size, 1);
result = check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-mallocn-large") {
size_t malloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_mallocn(malloc_size, 1);
result = check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-reallocn-small") {
size_t malloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_mallocn(malloc_size, 1);
result = check_debug_fill_uninit(p, malloc_size);
malloc_size *= 3;
p = (uint8_t*)mi_reallocn(p, malloc_size, 1);
result &= check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-reallocn-large") {
size_t malloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_mallocn(malloc_size, 1);
result = check_debug_fill_uninit(p, malloc_size);
malloc_size *= 3;
p = (uint8_t*)mi_reallocn(p, malloc_size, 1);
result &= check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-malloc_aligned-small") {
size_t malloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_malloc_aligned(malloc_size, MI_MAX_ALIGN_SIZE * 2);
result = check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-malloc_aligned-large") {
size_t malloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_malloc_aligned(malloc_size, MI_MAX_ALIGN_SIZE * 2);
result = check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-realloc_aligned-small") {
size_t malloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_malloc_aligned(malloc_size, MI_MAX_ALIGN_SIZE * 2);
result = check_debug_fill_uninit(p, malloc_size);
malloc_size *= 3;
p = (uint8_t*)mi_realloc_aligned(p, malloc_size, MI_MAX_ALIGN_SIZE * 2);
result &= check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("uninit-realloc_aligned-large") {
size_t malloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_malloc_aligned(malloc_size, MI_MAX_ALIGN_SIZE * 2);
result = check_debug_fill_uninit(p, malloc_size);
malloc_size *= 3;
p = (uint8_t*)mi_realloc_aligned(p, malloc_size, MI_MAX_ALIGN_SIZE * 2);
result &= check_debug_fill_uninit(p, malloc_size);
mi_free(p);
};
CHECK_BODY("fill-freed-small") {
size_t malloc_size = MI_SMALL_SIZE_MAX / 2;
uint8_t* p = (uint8_t*)mi_malloc(malloc_size);
mi_free(p);
// First sizeof(void*) bytes will contain housekeeping data, skip these
result = check_debug_fill_freed(p + sizeof(void*), malloc_size - sizeof(void*));
};
CHECK_BODY("fill-freed-large") {
size_t malloc_size = MI_SMALL_SIZE_MAX * 2;
uint8_t* p = (uint8_t*)mi_malloc(malloc_size);
mi_free(p);
// First sizeof(void*) bytes will contain housekeeping data, skip these
result = check_debug_fill_freed(p + sizeof(void*), malloc_size - sizeof(void*));
};
#endif
// ---------------------------------------------------
// Done
// ---------------------------------------------------[]
return print_test_summary();
}
// ---------------------------------------------------------------------------
// Helper functions
// ---------------------------------------------------------------------------
bool check_zero_init(uint8_t* p, size_t size) {
if(!p)
return false;
bool result = true;
for (size_t i = 0; i < size; ++i) {
result &= p[i] == 0;
}
return result;
}
#if MI_DEBUG >= 2
bool check_debug_fill_uninit(uint8_t* p, size_t size) {
#if MI_VALGRIND
(void)p; (void)size;
return true; // when compiled with valgrind we don't init on purpose
#else
if(!p)
return false;
bool result = true;
for (size_t i = 0; i < size; ++i) {
result &= p[i] == MI_DEBUG_UNINIT;
}
return result;
#endif
}
bool check_debug_fill_freed(uint8_t* p, size_t size) {
#if MI_VALGRIND
(void)p; (void)size;
return true; // when compiled with valgrind we don't fill on purpose
#else
if(!p)
return false;
bool result = true;
for (size_t i = 0; i < size; ++i) {
result &= p[i] == MI_DEBUG_FREED;
}
return result;
#endif
}
#endif