[jit] Fix CPBLK for large sizes.

diff --git a/mono/mini/memory-access.c b/mono/mini/memory-access.c
index 8974cf4c6e69606645dbad744c59b45bc8c3ddc3..f20d6790eea5bb45770d5d44fab00404aedbbbcb 100644 (file)
--- a/mono/mini/memory-access.c
+++ b/mono/mini/memory-access.c
@@ -262,7 +262,7 @@ mini_emit_memory_copy_bytes (MonoCompile *cfg, MonoInst *dest, MonoInst *src, Mo
                mini_emit_memory_barrier (cfg, MONO_MEMORY_BARRIER_SEQ);
        }
 
-       if ((cfg->opt & MONO_OPT_INTRINS) && (size->opcode == OP_ICONST)) {
+       if ((cfg->opt & MONO_OPT_INTRINS) && (size->opcode == OP_ICONST) && size->inst_c0 < 10000) {
                mini_emit_memcpy_const_size (cfg, dest, src, size->inst_c0, align);
        } else {
                if (cfg->verbose_level > 3)