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-rw-r--r--erts/emulator/hipe/hipe_bif0.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/erts/emulator/hipe/hipe_bif0.c b/erts/emulator/hipe/hipe_bif0.c
index 4babb2db4e..8b420b9e9b 100644
--- a/erts/emulator/hipe/hipe_bif0.c
+++ b/erts/emulator/hipe/hipe_bif0.c
@@ -447,6 +447,7 @@ BIF_RETTYPE hipe_bifs_alloc_data_3(BIF_ALIST_3)
{
Uint align;
HipeLoaderState *stp;
+ void *aligned_block;
if (is_not_small(BIF_ARG_1) || is_not_small(BIF_ARG_2) ||
(!(stp = get_loader_state(BIF_ARG_3))) ||
@@ -459,18 +460,14 @@ BIF_RETTYPE hipe_bifs_alloc_data_3(BIF_ALIST_3)
stp->data_segment_size = unsigned_val(BIF_ARG_2);
if (stp->data_segment_size == 0)
BIF_RET(make_small(0));
+
+ stp->data_segment_size += align-1; /* Make room to align the pointer */
stp->data_segment = erts_alloc(ERTS_ALC_T_HIPE_LL, stp->data_segment_size);
- if ((unsigned long)stp->data_segment & (align-1)) {
- fprintf(stderr, "%s: erts_alloc(%lu) returned %p which is not %lu-byte "
- "aligned\r\n",
- __FUNCTION__, (unsigned long)stp->data_segment_size,
- stp->data_segment, (unsigned long)align);
- erts_free(ERTS_ALC_T_HIPE_LL, stp->data_segment);
- stp->data_segment = NULL;
- stp->data_segment_size = 0;
- BIF_ERROR(BIF_P, EXC_NOTSUP);
- }
- BIF_RET(address_to_term(stp->data_segment, BIF_P));
+
+ /* Align the pointer */
+ aligned_block = (void*)((UWord)(stp->data_segment + align - 1)
+ & ~(UWord)(align-1));
+ BIF_RET(address_to_term(aligned_block, BIF_P));
}
/*