X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbenode.c;h=99ffc6d53845a762dbd87e065de025cd22acd8b9;hb=86f48a6622b8b66a7aaf50f5aacbed836465b4eb;hp=0389844bd18a381ee0a84e4f9f6973880b56f619;hpb=77e5f3d763d073b069f8632b9ea18285f81c6a19;p=libfirm diff --git a/ir/be/benode.c b/ir/be/benode.c index 0389844bd..99ffc6d53 100644 --- a/ir/be/benode.c +++ b/ir/be/benode.c @@ -90,6 +90,12 @@ typedef struct { 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; @@ -163,23 +169,23 @@ void be_node_init(void) { /* 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); @@ -402,20 +408,30 @@ void be_Call_set_type(ir_node *call, ir_type *call_tp) { 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; ir_node *irn; - ir_node *in[1]; + ir_node *in[2]; in[0] = old_sp; in[1] = mem; @@ -424,7 +440,7 @@ ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_ 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); @@ -446,7 +462,7 @@ ir_node *be_new_AddSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_ 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); @@ -466,7 +482,7 @@ ir_node *be_new_SetSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_ 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); @@ -591,6 +607,7 @@ ir_node *be_new_Barrier(ir_graph *irg, ir_node *bl, int n, ir_node *in[]) 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 ; }