diff options
Diffstat (limited to 'contrib/gcc/expr.c')
| -rw-r--r-- | contrib/gcc/expr.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/contrib/gcc/expr.c b/contrib/gcc/expr.c index 99f7fcf84b0c..94a28e9922be 100644 --- a/contrib/gcc/expr.c +++ b/contrib/gcc/expr.c @@ -54,9 +54,11 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA #ifdef PUSH_ROUNDING +#ifndef PUSH_ARGS_REVERSED #if defined (STACK_GROWS_DOWNWARD) != defined (ARGS_GROW_DOWNWARD) #define PUSH_ARGS_REVERSED /* If it's last to first. */ #endif +#endif #endif @@ -6227,7 +6229,7 @@ expand_expr (exp, target, tmode, modifier) } case PARM_DECL: - if (DECL_RTL (exp) == 0) + if (! DECL_RTL_SET_P (exp)) { error_with_decl (exp, "prior parameter's size depends on `%s'"); return CONST0_RTX (mode); @@ -7600,9 +7602,10 @@ expand_expr (exp, target, tmode, modifier) { op0 = expand_expr (TREE_OPERAND (exp, 0), subtarget, VOIDmode, 0); op1 = expand_expr (TREE_OPERAND (exp, 1), NULL_RTX, VOIDmode, 0); - temp = simplify_binary_operation (PLUS, mode, op0, op1); - if (temp) - return temp; + if (op0 == const0_rtx) + return op1; + if (op1 == const0_rtx) + return op0; goto binop2; } |