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authorJason Evans <jasone@canonware.com>2017-06-13 19:49:58 (GMT)
committerJason Evans <jasone@canonware.com>2017-06-13 19:51:09 (GMT)
commit5018fe3f0979b7f9db9930accdf7ee31071fd703 (patch)
tree894055b5ff4ccde3d9d782861d45af4664f12ad2 /test/integration/xallocx.c
parent04380e79f1e2428bd0ad000bbc6e3d2dfc6b66a5 (diff)
parentba29113e5a58caeb6b4a65b1db6d8efae79cae45 (diff)
downloadjemalloc-5.0.0.zip
jemalloc-5.0.0.tar.gz
jemalloc-5.0.0.tar.bz2
Merge branch 'dev'5.0.0
Diffstat (limited to 'test/integration/xallocx.c')
-rw-r--r--test/integration/xallocx.c287
1 files changed, 89 insertions, 198 deletions
diff --git a/test/integration/xallocx.c b/test/integration/xallocx.c
index 2517a81..cd0ca04 100644
--- a/test/integration/xallocx.c
+++ b/test/integration/xallocx.c
@@ -6,21 +6,19 @@
* xallocx() would ordinarily be able to extend.
*/
static unsigned
-arena_ind(void)
-{
+arena_ind(void) {
static unsigned ind = 0;
if (ind == 0) {
size_t sz = sizeof(ind);
- assert_d_eq(mallctl("arenas.extend", (void *)&ind, &sz, NULL,
+ assert_d_eq(mallctl("arenas.create", (void *)&ind, &sz, NULL,
0), 0, "Unexpected mallctl failure creating arena");
}
- return (ind);
+ return ind;
}
-TEST_BEGIN(test_same_size)
-{
+TEST_BEGIN(test_same_size) {
void *p;
size_t sz, tsz;
@@ -35,8 +33,7 @@ TEST_BEGIN(test_same_size)
}
TEST_END
-TEST_BEGIN(test_extra_no_move)
-{
+TEST_BEGIN(test_extra_no_move) {
void *p;
size_t sz, tsz;
@@ -51,8 +48,7 @@ TEST_BEGIN(test_extra_no_move)
}
TEST_END
-TEST_BEGIN(test_no_move_fail)
-{
+TEST_BEGIN(test_no_move_fail) {
void *p;
size_t sz, tsz;
@@ -68,8 +64,7 @@ TEST_BEGIN(test_no_move_fail)
TEST_END
static unsigned
-get_nsizes_impl(const char *cmd)
-{
+get_nsizes_impl(const char *cmd) {
unsigned ret;
size_t z;
@@ -77,33 +72,21 @@ get_nsizes_impl(const char *cmd)
assert_d_eq(mallctl(cmd, (void *)&ret, &z, NULL, 0), 0,
"Unexpected mallctl(\"%s\", ...) failure", cmd);
- return (ret);
+ return ret;
}
static unsigned
-get_nsmall(void)
-{
-
- return (get_nsizes_impl("arenas.nbins"));
-}
-
-static unsigned
-get_nlarge(void)
-{
-
- return (get_nsizes_impl("arenas.nlruns"));
+get_nsmall(void) {
+ return get_nsizes_impl("arenas.nbins");
}
static unsigned
-get_nhuge(void)
-{
-
- return (get_nsizes_impl("arenas.nhchunks"));
+get_nlarge(void) {
+ return get_nsizes_impl("arenas.nlextents");
}
static size_t
-get_size_impl(const char *cmd, size_t ind)
-{
+get_size_impl(const char *cmd, size_t ind) {
size_t ret;
size_t z;
size_t mib[4];
@@ -117,38 +100,26 @@ get_size_impl(const char *cmd, size_t ind)
assert_d_eq(mallctlbymib(mib, miblen, (void *)&ret, &z, NULL, 0),
0, "Unexpected mallctlbymib([\"%s\", %zu], ...) failure", cmd, ind);
- return (ret);
+ return ret;
}
static size_t
-get_small_size(size_t ind)
-{
-
- return (get_size_impl("arenas.bin.0.size", ind));
+get_small_size(size_t ind) {
+ return get_size_impl("arenas.bin.0.size", ind);
}
static size_t
-get_large_size(size_t ind)
-{
-
- return (get_size_impl("arenas.lrun.0.size", ind));
+get_large_size(size_t ind) {
+ return get_size_impl("arenas.lextent.0.size", ind);
}
-static size_t
-get_huge_size(size_t ind)
-{
-
- return (get_size_impl("arenas.hchunk.0.size", ind));
-}
-
-TEST_BEGIN(test_size)
-{
- size_t small0, hugemax;
+TEST_BEGIN(test_size) {
+ size_t small0, largemax;
void *p;
/* Get size classes. */
small0 = get_small_size(0);
- hugemax = get_huge_size(get_nhuge()-1);
+ largemax = get_large_size(get_nlarge()-1);
p = mallocx(small0, 0);
assert_ptr_not_null(p, "Unexpected mallocx() error");
@@ -158,60 +129,58 @@ TEST_BEGIN(test_size)
"Unexpected xallocx() behavior");
/* Test largest supported size. */
- assert_zu_le(xallocx(p, hugemax, 0, 0), hugemax,
+ assert_zu_le(xallocx(p, largemax, 0, 0), largemax,
"Unexpected xallocx() behavior");
/* Test size overflow. */
- assert_zu_le(xallocx(p, hugemax+1, 0, 0), hugemax,
+ assert_zu_le(xallocx(p, largemax+1, 0, 0), largemax,
"Unexpected xallocx() behavior");
- assert_zu_le(xallocx(p, SIZE_T_MAX, 0, 0), hugemax,
+ assert_zu_le(xallocx(p, SIZE_T_MAX, 0, 0), largemax,
"Unexpected xallocx() behavior");
dallocx(p, 0);
}
TEST_END
-TEST_BEGIN(test_size_extra_overflow)
-{
- size_t small0, hugemax;
+TEST_BEGIN(test_size_extra_overflow) {
+ size_t small0, largemax;
void *p;
/* Get size classes. */
small0 = get_small_size(0);
- hugemax = get_huge_size(get_nhuge()-1);
+ largemax = get_large_size(get_nlarge()-1);
p = mallocx(small0, 0);
assert_ptr_not_null(p, "Unexpected mallocx() error");
/* Test overflows that can be resolved by clamping extra. */
- assert_zu_le(xallocx(p, hugemax-1, 2, 0), hugemax,
+ assert_zu_le(xallocx(p, largemax-1, 2, 0), largemax,
"Unexpected xallocx() behavior");
- assert_zu_le(xallocx(p, hugemax, 1, 0), hugemax,
+ assert_zu_le(xallocx(p, largemax, 1, 0), largemax,
"Unexpected xallocx() behavior");
- /* Test overflow such that hugemax-size underflows. */
- assert_zu_le(xallocx(p, hugemax+1, 2, 0), hugemax,
+ /* Test overflow such that largemax-size underflows. */
+ assert_zu_le(xallocx(p, largemax+1, 2, 0), largemax,
"Unexpected xallocx() behavior");
- assert_zu_le(xallocx(p, hugemax+2, 3, 0), hugemax,
+ assert_zu_le(xallocx(p, largemax+2, 3, 0), largemax,
"Unexpected xallocx() behavior");
- assert_zu_le(xallocx(p, SIZE_T_MAX-2, 2, 0), hugemax,
+ assert_zu_le(xallocx(p, SIZE_T_MAX-2, 2, 0), largemax,
"Unexpected xallocx() behavior");
- assert_zu_le(xallocx(p, SIZE_T_MAX-1, 1, 0), hugemax,
+ assert_zu_le(xallocx(p, SIZE_T_MAX-1, 1, 0), largemax,
"Unexpected xallocx() behavior");
dallocx(p, 0);
}
TEST_END
-TEST_BEGIN(test_extra_small)
-{
- size_t small0, small1, hugemax;
+TEST_BEGIN(test_extra_small) {
+ size_t small0, small1, largemax;
void *p;
/* Get size classes. */
small0 = get_small_size(0);
small1 = get_small_size(1);
- hugemax = get_huge_size(get_nhuge()-1);
+ largemax = get_large_size(get_nlarge()-1);
p = mallocx(small0, 0);
assert_ptr_not_null(p, "Unexpected mallocx() error");
@@ -226,7 +195,7 @@ TEST_BEGIN(test_extra_small)
"Unexpected xallocx() behavior");
/* Test size+extra overflow. */
- assert_zu_eq(xallocx(p, small0, hugemax - small0 + 1, 0), small0,
+ assert_zu_eq(xallocx(p, small0, largemax - small0 + 1, 0), small0,
"Unexpected xallocx() behavior");
assert_zu_eq(xallocx(p, small0, SIZE_T_MAX - small0, 0), small0,
"Unexpected xallocx() behavior");
@@ -235,133 +204,69 @@ TEST_BEGIN(test_extra_small)
}
TEST_END
-TEST_BEGIN(test_extra_large)
-{
+TEST_BEGIN(test_extra_large) {
int flags = MALLOCX_ARENA(arena_ind());
- size_t smallmax, large0, large1, large2, huge0, hugemax;
+ size_t smallmax, large1, large2, large3, largemax;
void *p;
/* Get size classes. */
smallmax = get_small_size(get_nsmall()-1);
- large0 = get_large_size(0);
large1 = get_large_size(1);
large2 = get_large_size(2);
- huge0 = get_huge_size(0);
- hugemax = get_huge_size(get_nhuge()-1);
-
- p = mallocx(large2, flags);
- assert_ptr_not_null(p, "Unexpected mallocx() error");
-
- assert_zu_eq(xallocx(p, large2, 0, flags), large2,
- "Unexpected xallocx() behavior");
- /* Test size decrease with zero extra. */
- assert_zu_eq(xallocx(p, large0, 0, flags), large0,
- "Unexpected xallocx() behavior");
- assert_zu_eq(xallocx(p, smallmax, 0, flags), large0,
- "Unexpected xallocx() behavior");
-
- assert_zu_eq(xallocx(p, large2, 0, flags), large2,
- "Unexpected xallocx() behavior");
- /* Test size decrease with non-zero extra. */
- assert_zu_eq(xallocx(p, large0, large2 - large0, flags), large2,
- "Unexpected xallocx() behavior");
- assert_zu_eq(xallocx(p, large1, large2 - large1, flags), large2,
- "Unexpected xallocx() behavior");
- assert_zu_eq(xallocx(p, large0, large1 - large0, flags), large1,
- "Unexpected xallocx() behavior");
- assert_zu_eq(xallocx(p, smallmax, large0 - smallmax, flags), large0,
- "Unexpected xallocx() behavior");
-
- assert_zu_eq(xallocx(p, large0, 0, flags), large0,
- "Unexpected xallocx() behavior");
- /* Test size increase with zero extra. */
- assert_zu_eq(xallocx(p, large2, 0, flags), large2,
- "Unexpected xallocx() behavior");
- assert_zu_eq(xallocx(p, huge0, 0, flags), large2,
- "Unexpected xallocx() behavior");
-
- assert_zu_eq(xallocx(p, large0, 0, flags), large0,
- "Unexpected xallocx() behavior");
- /* Test size increase with non-zero extra. */
- assert_zu_lt(xallocx(p, large0, huge0 - large0, flags), huge0,
- "Unexpected xallocx() behavior");
-
- assert_zu_eq(xallocx(p, large0, 0, flags), large0,
- "Unexpected xallocx() behavior");
- /* Test size increase with non-zero extra. */
- assert_zu_eq(xallocx(p, large0, large2 - large0, flags), large2,
- "Unexpected xallocx() behavior");
-
- assert_zu_eq(xallocx(p, large2, 0, flags), large2,
- "Unexpected xallocx() behavior");
- /* Test size+extra overflow. */
- assert_zu_lt(xallocx(p, large2, hugemax - large2 + 1, flags), huge0,
- "Unexpected xallocx() behavior");
-
- dallocx(p, flags);
-}
-TEST_END
-
-TEST_BEGIN(test_extra_huge)
-{
- int flags = MALLOCX_ARENA(arena_ind());
- size_t largemax, huge1, huge2, huge3, hugemax;
- void *p;
-
- /* Get size classes. */
+ large3 = get_large_size(3);
largemax = get_large_size(get_nlarge()-1);
- huge1 = get_huge_size(1);
- huge2 = get_huge_size(2);
- huge3 = get_huge_size(3);
- hugemax = get_huge_size(get_nhuge()-1);
- p = mallocx(huge3, flags);
+ p = mallocx(large3, flags);
assert_ptr_not_null(p, "Unexpected mallocx() error");
- assert_zu_eq(xallocx(p, huge3, 0, flags), huge3,
+ assert_zu_eq(xallocx(p, large3, 0, flags), large3,
"Unexpected xallocx() behavior");
/* Test size decrease with zero extra. */
- assert_zu_ge(xallocx(p, huge1, 0, flags), huge1,
+ assert_zu_ge(xallocx(p, large1, 0, flags), large1,
"Unexpected xallocx() behavior");
- assert_zu_ge(xallocx(p, largemax, 0, flags), huge1,
+ assert_zu_ge(xallocx(p, smallmax, 0, flags), large1,
"Unexpected xallocx() behavior");
- assert_zu_eq(xallocx(p, huge3, 0, flags), huge3,
- "Unexpected xallocx() behavior");
+ if (xallocx(p, large3, 0, flags) != large3) {
+ p = rallocx(p, large3, flags);
+ assert_ptr_not_null(p, "Unexpected rallocx() failure");
+ }
/* Test size decrease with non-zero extra. */
- assert_zu_eq(xallocx(p, huge1, huge3 - huge1, flags), huge3,
+ assert_zu_eq(xallocx(p, large1, large3 - large1, flags), large3,
"Unexpected xallocx() behavior");
- assert_zu_eq(xallocx(p, huge2, huge3 - huge2, flags), huge3,
+ assert_zu_eq(xallocx(p, large2, large3 - large2, flags), large3,
"Unexpected xallocx() behavior");
- assert_zu_eq(xallocx(p, huge1, huge2 - huge1, flags), huge2,
+ assert_zu_ge(xallocx(p, large1, large2 - large1, flags), large2,
"Unexpected xallocx() behavior");
- assert_zu_ge(xallocx(p, largemax, huge1 - largemax, flags), huge1,
+ assert_zu_ge(xallocx(p, smallmax, large1 - smallmax, flags), large1,
"Unexpected xallocx() behavior");
- assert_zu_ge(xallocx(p, huge1, 0, flags), huge1,
+ assert_zu_ge(xallocx(p, large1, 0, flags), large1,
"Unexpected xallocx() behavior");
/* Test size increase with zero extra. */
- assert_zu_le(xallocx(p, huge3, 0, flags), huge3,
+ assert_zu_le(xallocx(p, large3, 0, flags), large3,
"Unexpected xallocx() behavior");
- assert_zu_le(xallocx(p, hugemax+1, 0, flags), huge3,
+ assert_zu_le(xallocx(p, largemax+1, 0, flags), large3,
"Unexpected xallocx() behavior");
- assert_zu_ge(xallocx(p, huge1, 0, flags), huge1,
+ assert_zu_ge(xallocx(p, large1, 0, flags), large1,
"Unexpected xallocx() behavior");
/* Test size increase with non-zero extra. */
- assert_zu_le(xallocx(p, huge1, SIZE_T_MAX - huge1, flags), hugemax,
+ assert_zu_le(xallocx(p, large1, SIZE_T_MAX - large1, flags), largemax,
"Unexpected xallocx() behavior");
- assert_zu_ge(xallocx(p, huge1, 0, flags), huge1,
+ assert_zu_ge(xallocx(p, large1, 0, flags), large1,
"Unexpected xallocx() behavior");
/* Test size increase with non-zero extra. */
- assert_zu_le(xallocx(p, huge1, huge3 - huge1, flags), huge3,
+ assert_zu_le(xallocx(p, large1, large3 - large1, flags), large3,
"Unexpected xallocx() behavior");
- assert_zu_eq(xallocx(p, huge3, 0, flags), huge3,
- "Unexpected xallocx() behavior");
+ if (xallocx(p, large3, 0, flags) != large3) {
+ p = rallocx(p, large3, flags);
+ assert_ptr_not_null(p, "Unexpected rallocx() failure");
+ }
/* Test size+extra overflow. */
- assert_zu_le(xallocx(p, huge3, hugemax - huge3 + 1, flags), hugemax,
+ assert_zu_le(xallocx(p, large3, largemax - large3 + 1, flags), largemax,
"Unexpected xallocx() behavior");
dallocx(p, flags);
@@ -369,8 +274,7 @@ TEST_BEGIN(test_extra_huge)
TEST_END
static void
-print_filled_extents(const void *p, uint8_t c, size_t len)
-{
+print_filled_extents(const void *p, uint8_t c, size_t len) {
const uint8_t *pc = (const uint8_t *)p;
size_t i, range0;
uint8_t c0;
@@ -389,30 +293,30 @@ print_filled_extents(const void *p, uint8_t c, size_t len)
}
static bool
-validate_fill(const void *p, uint8_t c, size_t offset, size_t len)
-{
+validate_fill(const void *p, uint8_t c, size_t offset, size_t len) {
const uint8_t *pc = (const uint8_t *)p;
bool err;
size_t i;
for (i = offset, err = false; i < offset+len; i++) {
- if (pc[i] != c)
+ if (pc[i] != c) {
err = true;
+ }
}
- if (err)
+ if (err) {
print_filled_extents(p, c, offset + len);
+ }
- return (err);
+ return err;
}
static void
-test_zero(size_t szmin, size_t szmax)
-{
+test_zero(size_t szmin, size_t szmax) {
int flags = MALLOCX_ARENA(arena_ind()) | MALLOCX_ZERO;
size_t sz, nsz;
void *p;
-#define FILL_BYTE 0x7aU
+#define FILL_BYTE 0x7aU
sz = szmax;
p = mallocx(sz, flags);
@@ -430,15 +334,19 @@ test_zero(size_t szmin, size_t szmax)
/* Shrink in place so that we can expect growing in place to succeed. */
sz = szmin;
- assert_zu_eq(xallocx(p, sz, 0, flags), sz,
- "Unexpected xallocx() error");
+ if (xallocx(p, sz, 0, flags) != sz) {
+ p = rallocx(p, sz, flags);
+ assert_ptr_not_null(p, "Unexpected rallocx() failure");
+ }
assert_false(validate_fill(p, FILL_BYTE, 0, sz),
"Memory not filled: sz=%zu", sz);
for (sz = szmin; sz < szmax; sz = nsz) {
nsz = nallocx(sz+1, flags);
- assert_zu_eq(xallocx(p, sz+1, 0, flags), nsz,
- "Unexpected xallocx() failure");
+ if (xallocx(p, sz+1, 0, flags) != nsz) {
+ p = rallocx(p, sz+1, flags);
+ assert_ptr_not_null(p, "Unexpected rallocx() failure");
+ }
assert_false(validate_fill(p, FILL_BYTE, 0, sz),
"Memory not filled: sz=%zu", sz);
assert_false(validate_fill(p, 0x00, sz, nsz-sz),
@@ -451,35 +359,20 @@ test_zero(size_t szmin, size_t szmax)
dallocx(p, flags);
}
-TEST_BEGIN(test_zero_large)
-{
- size_t large0, largemax;
+TEST_BEGIN(test_zero_large) {
+ size_t large0, large1;
/* Get size classes. */
large0 = get_large_size(0);
- largemax = get_large_size(get_nlarge()-1);
-
- test_zero(large0, largemax);
-}
-TEST_END
-
-TEST_BEGIN(test_zero_huge)
-{
- size_t huge0, huge1;
-
- /* Get size classes. */
- huge0 = get_huge_size(0);
- huge1 = get_huge_size(1);
+ large1 = get_large_size(1);
- test_zero(huge1, huge0 * 2);
+ test_zero(large1, large0 * 2);
}
TEST_END
int
-main(void)
-{
-
- return (test(
+main(void) {
+ return test(
test_same_size,
test_extra_no_move,
test_no_move_fail,
@@ -487,7 +380,5 @@ main(void)
test_size_extra_overflow,
test_extra_small,
test_extra_large,
- test_extra_huge,
- test_zero_large,
- test_zero_huge));
+ test_zero_large);
}