===================================================================
@@ -1976,12 +1976,14 @@ hoist_adjacent_loads (basic_block bb0, basic_block
/* Determine whether we should attempt to hoist adjacent loads out of
diamond patterns in pass_phiopt. Always hoist loads if
-fhoist-adjacent-loads is specified and the target machine has
- a conditional move instruction. */
+ both a conditional move instruction and a defined cache line size. */
static bool
gate_hoist_loads (void)
{
- return (flag_hoist_adjacent_loads == 1 && HAVE_conditional_move);
+ return (flag_hoist_adjacent_loads == 1
+ && PARAM_VALUE (PARAM_L1_CACHE_LINE_SIZE)
+ && HAVE_conditional_move);
}
/* Always do these optimizations if we have SSA