diff options
Diffstat (limited to 'gcc/tree-ssa-ccp.c')
| -rw-r--r-- | gcc/tree-ssa-ccp.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/gcc/tree-ssa-ccp.c b/gcc/tree-ssa-ccp.c index d4dfadb..da6b785 100644 --- a/gcc/tree-ssa-ccp.c +++ b/gcc/tree-ssa-ccp.c @@ -2748,17 +2748,19 @@ optimize_stack_restore (basic_block bb, tree call, block_stmt_iterator i) static tree optimize_stdarg_builtin (tree call) { - tree callee, lhs, rhs; + tree callee, lhs, rhs, cfun_va_list; bool va_list_simple_ptr; if (TREE_CODE (call) != CALL_EXPR) return NULL_TREE; - va_list_simple_ptr = POINTER_TYPE_P (va_list_type_node) - && (TREE_TYPE (va_list_type_node) == void_type_node - || TREE_TYPE (va_list_type_node) == char_type_node); - callee = get_callee_fndecl (call); + + cfun_va_list = targetm.fn_abi_va_list (callee); + va_list_simple_ptr = POINTER_TYPE_P (cfun_va_list) + && (TREE_TYPE (cfun_va_list) == void_type_node + || TREE_TYPE (cfun_va_list) == char_type_node); + switch (DECL_FUNCTION_CODE (callee)) { case BUILT_IN_VA_START: @@ -2773,7 +2775,7 @@ optimize_stdarg_builtin (tree call) lhs = CALL_EXPR_ARG (call, 0); if (!POINTER_TYPE_P (TREE_TYPE (lhs)) || TYPE_MAIN_VARIANT (TREE_TYPE (TREE_TYPE (lhs))) - != TYPE_MAIN_VARIANT (va_list_type_node)) + != TYPE_MAIN_VARIANT (cfun_va_list)) return NULL_TREE; lhs = build_fold_indirect_ref (lhs); @@ -2792,13 +2794,13 @@ optimize_stdarg_builtin (tree call) lhs = CALL_EXPR_ARG (call, 0); if (!POINTER_TYPE_P (TREE_TYPE (lhs)) || TYPE_MAIN_VARIANT (TREE_TYPE (TREE_TYPE (lhs))) - != TYPE_MAIN_VARIANT (va_list_type_node)) + != TYPE_MAIN_VARIANT (cfun_va_list)) return NULL_TREE; lhs = build_fold_indirect_ref (lhs); rhs = CALL_EXPR_ARG (call, 1); if (TYPE_MAIN_VARIANT (TREE_TYPE (rhs)) - != TYPE_MAIN_VARIANT (va_list_type_node)) + != TYPE_MAIN_VARIANT (cfun_va_list)) return NULL_TREE; rhs = fold_convert (TREE_TYPE (lhs), rhs); |