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authorYuichiro MASUI <[email protected]>2012-05-02 21:04:20 +0900
committerYuichiro MASUI <[email protected]>2012-05-02 21:04:20 +0900
commitf8e50025bf59275045dab9d1040bdd6e7f317f8d (patch)
tree9971f0baa87488a37bc3d9a9ac8c1b0e82cc1838
parent0026d5ff8259ce18bde1bebf3be938dce1ca2227 (diff)
downloadmruby-f8e50025bf59275045dab9d1040bdd6e7f317f8d.tar.gz
mruby-f8e50025bf59275045dab9d1040bdd6e7f317f8d.zip
fixed #86 memory alignment error on ARM
-rw-r--r--src/pool.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/pool.c b/src/pool.c
index 369953699..374bc19f9 100644
--- a/src/pool.c
+++ b/src/pool.c
@@ -17,6 +17,12 @@
#define POOL_PAGE_SIZE 16000
+#ifdef ALLOC_PADDING
+# define CALC_ALIGN_PADDING(x) ((x % ALLOC_PADDING) ? ALLOC_PADDING - (x % ALLOC_PADDING) : 0)
+#else
+# define CALC_ALIGN_PADDING(x) (0)
+#endif
+
mrb_pool*
mrb_pool_open(mrb_state *mrb)
{
@@ -68,7 +74,7 @@ mrb_pool_alloc(mrb_pool *pool, size_t len)
size_t n;
if (!pool) return 0;
-
+ len += CALC_ALIGN_PADDING(len);
page = pool->pages;
while (page) {
if (page->offset + len <= page->len) {
@@ -95,6 +101,7 @@ mrb_pool_can_realloc(mrb_pool *pool, void *p, size_t len)
struct mrb_pool_page *page;
if (!pool) return 0;
+ len += CALC_ALIGN_PADDING(len);
page = pool->pages;
while (page) {
if (page->last == p) {
@@ -116,6 +123,8 @@ mrb_pool_realloc(mrb_pool *pool, void *p, size_t oldlen, size_t newlen)
void *np;
if (!pool) return 0;
+ oldlen += CALC_ALIGN_PADDING(oldlen);
+ newlen += CALC_ALIGN_PADDING(newlen);
page = pool->pages;
while (page) {
if (page->last == p) {