diff options
Diffstat (limited to 'deps/jemalloc/test/aligned_alloc.c')
-rw-r--r-- | deps/jemalloc/test/aligned_alloc.c | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/deps/jemalloc/test/aligned_alloc.c b/deps/jemalloc/test/aligned_alloc.c new file mode 100644 index 000000000..5a9b0caea --- /dev/null +++ b/deps/jemalloc/test/aligned_alloc.c @@ -0,0 +1,119 @@ +#define JEMALLOC_MANGLE +#include "jemalloc_test.h" + +#define CHUNK 0x400000 +/* #define MAXALIGN ((size_t)UINT64_C(0x80000000000)) */ +#define MAXALIGN ((size_t)0x2000000LU) +#define NITER 4 + +int +main(void) +{ + size_t alignment, size, total; + unsigned i; + void *p, *ps[NITER]; + + malloc_printf("Test begin\n"); + + /* Test error conditions. */ + alignment = 0; + set_errno(0); + p = aligned_alloc(alignment, 1); + if (p != NULL || get_errno() != EINVAL) { + malloc_printf( + "Expected error for invalid alignment %zu\n", alignment); + } + + for (alignment = sizeof(size_t); alignment < MAXALIGN; + alignment <<= 1) { + set_errno(0); + p = aligned_alloc(alignment + 1, 1); + if (p != NULL || get_errno() != EINVAL) { + malloc_printf( + "Expected error for invalid alignment %zu\n", + alignment + 1); + } + } + +#if LG_SIZEOF_PTR == 3 + alignment = UINT64_C(0x8000000000000000); + size = UINT64_C(0x8000000000000000); +#else + alignment = 0x80000000LU; + size = 0x80000000LU; +#endif + set_errno(0); + p = aligned_alloc(alignment, size); + if (p != NULL || get_errno() != ENOMEM) { + malloc_printf( + "Expected error for aligned_alloc(%zu, %zu)\n", + alignment, size); + } + +#if LG_SIZEOF_PTR == 3 + alignment = UINT64_C(0x4000000000000000); + size = UINT64_C(0x8400000000000001); +#else + alignment = 0x40000000LU; + size = 0x84000001LU; +#endif + set_errno(0); + p = aligned_alloc(alignment, size); + if (p != NULL || get_errno() != ENOMEM) { + malloc_printf( + "Expected error for aligned_alloc(%zu, %zu)\n", + alignment, size); + } + + alignment = 0x10LU; +#if LG_SIZEOF_PTR == 3 + size = UINT64_C(0xfffffffffffffff0); +#else + size = 0xfffffff0LU; +#endif + set_errno(0); + p = aligned_alloc(alignment, size); + if (p != NULL || get_errno() != ENOMEM) { + malloc_printf( + "Expected error for aligned_alloc(&p, %zu, %zu)\n", + alignment, size); + } + + for (i = 0; i < NITER; i++) + ps[i] = NULL; + + for (alignment = 8; + alignment <= MAXALIGN; + alignment <<= 1) { + total = 0; + malloc_printf("Alignment: %zu\n", alignment); + for (size = 1; + size < 3 * alignment && size < (1U << 31); + size += (alignment >> (LG_SIZEOF_PTR-1)) - 1) { + for (i = 0; i < NITER; i++) { + ps[i] = aligned_alloc(alignment, size); + if (ps[i] == NULL) { + char buf[BUFERROR_BUF]; + + buferror(buf, sizeof(buf)); + malloc_printf( + "Error for size %zu (%#zx): %s\n", + size, size, buf); + exit(1); + } + total += malloc_usable_size(ps[i]); + if (total >= (MAXALIGN << 1)) + break; + } + for (i = 0; i < NITER; i++) { + if (ps[i] != NULL) { + free(ps[i]); + ps[i] = NULL; + } + } + } + } + + malloc_printf("Test end\n"); + return (0); +} |