be_reg_data_t *reg_data;
} be_node_attr_t;
+/** The be_Return nodes attribute type. */
+typedef struct {
+ be_node_attr_t node_attr;
+ int num_ret_vals; /**< number of return values */
+} be_return_attr_t;
+
/** The be_Stack attribute type. */
typedef struct {
be_node_attr_t node_attr;
/* Acquire all needed opcodes. */
beo_base = get_next_ir_opcodes(beo_Last - 1);
- op_be_Spill = new_ir_op(beo_base + beo_Spill, "be_Spill", op_pin_state_mem_pinned, N, oparity_unary, 0, sizeof(be_spill_attr_t), &be_node_op_ops);
- op_be_Reload = new_ir_op(beo_base + beo_Reload, "be_Reload", op_pin_state_mem_pinned, N, oparity_zero, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_Perm = new_ir_op(beo_base + beo_Perm, "be_Perm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_Copy = new_ir_op(beo_base + beo_Copy, "be_Copy", op_pin_state_floats, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_Keep = new_ir_op(beo_base + beo_Keep, "be_Keep", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_CopyKeep = new_ir_op(beo_base + beo_CopyKeep, "be_CopyKeep", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_Call = new_ir_op(beo_base + beo_Call, "be_Call", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_call_attr_t), &be_node_op_ops);
- op_be_Return = new_ir_op(beo_base + beo_Return, "be_Return", op_pin_state_pinned, X, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_AddSP = new_ir_op(beo_base + beo_AddSP, "be_AddSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_SetSP = new_ir_op(beo_base + beo_SetSP, "be_SetSP", op_pin_state_pinned, N, oparity_binary, 0, sizeof(be_stack_attr_t), &be_node_op_ops);
- op_be_IncSP = new_ir_op(beo_base + beo_IncSP, "be_IncSP", op_pin_state_pinned, N, oparity_binary, 0, sizeof(be_stack_attr_t), &be_node_op_ops);
- op_be_RegParams = new_ir_op(beo_base + beo_RegParams, "be_RegParams", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_StackParam = new_ir_op(beo_base + beo_StackParam, "be_StackParam", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_FrameAddr = new_ir_op(beo_base + beo_FrameAddr, "be_FrameAddr", op_pin_state_pinned, N, oparity_binary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_FrameLoad = new_ir_op(beo_base + beo_FrameLoad, "be_FrameLoad", op_pin_state_pinned, N, oparity_any, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_FrameStore = new_ir_op(beo_base + beo_FrameStore, "be_FrameStore", op_pin_state_pinned, N, oparity_any, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_Barrier = new_ir_op(beo_base + beo_Barrier, "be_Barrier", op_pin_state_pinned, N, oparity_any, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_Spill = new_ir_op(beo_base + beo_Spill, "be_Spill", op_pin_state_mem_pinned, N, oparity_unary, 0, sizeof(be_spill_attr_t), &be_node_op_ops);
+ op_be_Reload = new_ir_op(beo_base + beo_Reload, "be_Reload", op_pin_state_mem_pinned, N, oparity_zero, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
+ op_be_Perm = new_ir_op(beo_base + beo_Perm, "be_Perm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_Copy = new_ir_op(beo_base + beo_Copy, "be_Copy", op_pin_state_floats, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_Keep = new_ir_op(beo_base + beo_Keep, "be_Keep", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_CopyKeep = new_ir_op(beo_base + beo_CopyKeep, "be_CopyKeep", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_Call = new_ir_op(beo_base + beo_Call, "be_Call", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_call_attr_t), &be_node_op_ops);
+ op_be_Return = new_ir_op(beo_base + beo_Return, "be_Return", op_pin_state_pinned, X, oparity_variable, 0, sizeof(be_return_attr_t), &be_node_op_ops);
+ op_be_AddSP = new_ir_op(beo_base + beo_AddSP, "be_AddSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_SetSP = new_ir_op(beo_base + beo_SetSP, "be_SetSP", op_pin_state_pinned, N, oparity_binary, 0, sizeof(be_stack_attr_t), &be_node_op_ops);
+ op_be_IncSP = new_ir_op(beo_base + beo_IncSP, "be_IncSP", op_pin_state_pinned, N, oparity_binary, 0, sizeof(be_stack_attr_t), &be_node_op_ops);
+ op_be_RegParams = new_ir_op(beo_base + beo_RegParams, "be_RegParams", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_StackParam = new_ir_op(beo_base + beo_StackParam, "be_StackParam", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
+ op_be_FrameAddr = new_ir_op(beo_base + beo_FrameAddr, "be_FrameAddr", op_pin_state_pinned, N, oparity_binary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
+ op_be_FrameLoad = new_ir_op(beo_base + beo_FrameLoad, "be_FrameLoad", op_pin_state_pinned, N, oparity_any, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
+ op_be_FrameStore = new_ir_op(beo_base + beo_FrameStore, "be_FrameStore", op_pin_state_pinned, N, oparity_any, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
+ op_be_Barrier = new_ir_op(beo_base + beo_Barrier, "be_Barrier", op_pin_state_pinned, N, oparity_any, 0, sizeof(be_node_attr_t), &be_node_op_ops);
set_op_tag(op_be_Spill, &be_node_tag);
set_op_tag(op_be_Reload, &be_node_tag);
a->call_tp = call_tp;
}
-
-ir_node *be_new_Return(dbg_info *dbg, ir_graph *irg, ir_node *bl, int n, ir_node *in[])
+/* Construct a new be_Return. */
+ir_node *be_new_Return(dbg_info *dbg, ir_graph *irg, ir_node *bl, int n_res, int n, ir_node *in[])
{
+ be_return_attr_t *a;
ir_node *irn = new_ir_node(dbg, irg, bl, op_be_Return, mode_X, n, in);
init_node_attr(irn, n);
+ a = get_irn_attr(irn);
+ a->num_ret_vals = n_res;
return irn;
}
+/* Returns the number of real returns values */
+int be_Return_get_n_rets(ir_node *ret)
+{
+ be_return_attr_t *a = get_irn_attr(ret);
+ return a->num_ret_vals;
+}
+
ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *mem, unsigned offset, be_stack_dir_t dir)
{
be_stack_attr_t *a;
a->dir = dir;
a->offset = offset;
- be_node_set_flags(irn, -1, arch_irn_flags_ignore);
+ be_node_set_flags(irn, -1, arch_irn_flags_ignore | arch_irn_flags_modify_sp);
/* Set output constraint to stack register. */
be_node_set_reg_class(irn, 0, sp->reg_class);
irn = new_ir_node(NULL, irg, bl, op_be_AddSP, mode_T, be_pos_AddSP_last, in);
a = init_node_attr(irn, be_pos_AddSP_last);
- be_node_set_flags(irn, OUT_POS(0), arch_irn_flags_ignore);
+ be_node_set_flags(irn, OUT_POS(0), arch_irn_flags_ignore | arch_irn_flags_modify_sp);
/* Set output constraint to stack register. */
be_set_constr_single_reg(irn, OUT_POS(0), sp);
irn = new_ir_node(NULL, irg, bl, op_be_SetSP, get_irn_mode(old_sp), 3, in);
a = init_node_attr(irn, 3);
- be_node_set_flags(irn, OUT_POS(0), arch_irn_flags_ignore);
+ be_node_set_flags(irn, OUT_POS(0), arch_irn_flags_ignore | arch_irn_flags_modify_sp);
/* Set output constraint to stack register. */
be_set_constr_single_reg(irn, OUT_POS(0), sp);
int be_is_Spill (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Spill ; }
int be_is_Reload (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Reload ; }
int be_is_Copy (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Copy ; }
+int be_is_CopyKeep (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_CopyKeep ; }
int be_is_Perm (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Perm ; }
int be_is_Keep (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Keep ; }
int be_is_Call (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Call ; }
return get_irn_n(irn, 0);
}
-void *be_set_IncSP_pred(ir_node *incsp, ir_node *pred) {
+void be_set_IncSP_pred(ir_node *incsp, ir_node *pred) {
assert(be_is_IncSP(incsp));
set_irn_n(incsp, 0, pred);
}