do not limit heap fragments to 4 giga-words

- struct erl_heap_fragment: use Uint for sizes
- erl_nif.c: use size_t for sizes
- erts_heap_frag_shrink(): remove now redundant cast

3 files changed, 8 insertions, 8 deletions

diff --git a/erts/emulator/beam/erl_message.h b/erts/emulator/beam/erl_message.h
index 608cf552a2..60cf9a24e1 100644
--- a/erts/emulator/beam/erl_message.h
+++ b/erts/emulator/beam/erl_message.h
@@ -112,8 +112,8 @@ typedef struct erl_heap_fragment ErlHeapFragment;
 struct erl_heap_fragment {
     ErlHeapFragment* next;	/* Next heap fragment */
     ErlOffHeap off_heap;	/* Offset heap data. */
-    unsigned alloc_size;	/* Size in (half)words of mem */
-    unsigned used_size;         /* With terms to be moved to heap by GC */
+    Uint alloc_size;		/* Size in (half)words of mem */
+    Uint used_size;		/* With terms to be moved to heap by GC */
     Eterm mem[1];		/* Data */
 };
 
diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c
index 941f44b9ec..d52bfbc5d9 100644
--- a/erts/emulator/beam/erl_nif.c
+++ b/erts/emulator/beam/erl_nif.c
@@ -79,9 +79,9 @@ void dtrace_nifenv_str(ErlNifEnv *, char *);
 #endif
 
 #define MIN_HEAP_FRAG_SZ 200
-static Eterm* alloc_heap_heavy(ErlNifEnv* env, unsigned need, Eterm* hp);
+static Eterm* alloc_heap_heavy(ErlNifEnv* env, size_t need, Eterm* hp);
 
-static ERTS_INLINE Eterm* alloc_heap(ErlNifEnv* env, unsigned need)
+static ERTS_INLINE Eterm* alloc_heap(ErlNifEnv* env, size_t need)
 {
     Eterm* hp = env->hp;
     env->hp += need;
@@ -91,7 +91,7 @@ static ERTS_INLINE Eterm* alloc_heap(ErlNifEnv* env, unsigned need)
     return alloc_heap_heavy(env, need, hp);
 }
 
-static Eterm* alloc_heap_heavy(ErlNifEnv* env, unsigned need, Eterm* hp)
+static Eterm* alloc_heap_heavy(ErlNifEnv* env, size_t need, Eterm* hp)
 {
     env->hp = hp;
     if (env->heap_frag == NULL) {
@@ -112,7 +112,7 @@ static Eterm* alloc_heap_heavy(ErlNifEnv* env, unsigned need, Eterm* hp)
 }
 
 #if SIZEOF_LONG != ERTS_SIZEOF_ETERM
-static ERTS_INLINE void ensure_heap(ErlNifEnv* env, unsigned may_need)
+static ERTS_INLINE void ensure_heap(ErlNifEnv* env, size_t may_need)
 {
     if (env->hp + may_need > env->hp_end) {
 	alloc_heap_heavy(env, may_need, env->hp);
@@ -1010,7 +1010,7 @@ Eterm enif_make_sub_binary(ErlNifEnv* env, ERL_NIF_TERM bin_term,
     Eterm orig;
     Uint offset, bit_offset, bit_size; 
 #ifdef DEBUG
-    unsigned src_size;
+    size_t src_size;
 
     ASSERT(is_binary(bin_term));
     src_size = binary_size(bin_term);
diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h
index 1c01d705a7..0f69ddeed8 100644
--- a/erts/emulator/beam/erl_process.h
+++ b/erts/emulator/beam/erl_process.h
@@ -1291,7 +1291,7 @@ ERTS_GLB_INLINE void erts_heap_frag_shrink(Process* p, Eterm* hp)
 {
     ErlHeapFragment* hf = MBUF(p);
 
-    ASSERT(hf!=NULL && (hp - hf->mem < (unsigned long)hf->alloc_size));
+    ASSERT(hf!=NULL && (hp - hf->mem < hf->alloc_size));
 
     hf->used_size = hp - hf->mem;
 }