X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbenode.c;h=74b4d1e5f95c18fd7480c48fb4b040e56914f32f;hb=f7c6bc17c4d0905181f24e1272f7f4fe4a6bdd13;hp=7fc22c543c48ca2b12d19acb20d50a213d96dd1a;hpb=9fcd5f662056f33a38dbd39f59dc5125718e04ed;p=libfirm diff --git a/ir/be/benode.c b/ir/be/benode.c index 7fc22c543..74b4d1e5f 100644 --- a/ir/be/benode.c +++ b/ir/be/benode.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved. + * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved. * * This file is part of libFirm. * @@ -55,13 +55,14 @@ #include "belive_t.h" #include "besched_t.h" #include "benode_t.h" +#include "bearch_t.h" #include "beirgmod.h" #define OUT_POS(x) (-((x) + 1)) -/* Sometimes we want to put const nodes into get_irn_generic_attr ... */ -#define get_irn_attr(irn) get_irn_generic_attr((ir_node *) (irn)) +#define get_irn_attr(irn) get_irn_generic_attr(irn) +#define get_irn_attr_const(irn) get_irn_generic_attr_const(irn) static unsigned be_node_tag = FOURCC('B', 'E', 'N', 'O'); @@ -72,45 +73,50 @@ typedef struct { typedef struct { const arch_register_t *reg; - be_req_t req; - be_req_t in_req; + be_req_t req; + be_req_t in_req; } be_reg_data_t; /** The generic be nodes attribute type. */ typedef struct { - be_reg_data_t *reg_data; + be_reg_data_t *reg_data; } be_node_attr_t; /** The be_Return nodes attribute type. */ typedef struct { - be_node_attr_t node_attr; + be_node_attr_t node_attr; /**< base attributes of every be node. */ int num_ret_vals; /**< number of return values */ + unsigned pop; /**< number of bytes that should be popped */ + int emit_pop; /**< if set, emit pop bytes, even if pop = 0 */ } be_return_attr_t; -/** The be_Stack attribute type. */ +/** The be_IncSP attribute type. */ typedef struct { - be_node_attr_t node_attr; - int offset; /**< The offset by which the stack shall be expanded/shrinked. */ -} be_stack_attr_t; + be_node_attr_t node_attr; /**< base attributes of every be node. */ + int offset; /**< The offset by which the stack shall be expanded/shrinked. */ + int align; /**< whether stack should be aligned after the + IncSP */ +} be_incsp_attr_t; /** The be_Frame attribute type. */ typedef struct { - be_node_attr_t node_attr; - ir_entity *ent; - int offset; + be_node_attr_t node_attr; /**< base attributes of every be node. */ + ir_entity *ent; + int offset; } be_frame_attr_t; /** The be_Call attribute type. */ typedef struct { - be_node_attr_t node_attr; - ir_entity *ent; /**< The called entity if this is a static call. */ - ir_type *call_tp; /**< The call type, copied from the original Call node. */ + be_node_attr_t node_attr; /**< base attributes of every be node. */ + ir_entity *ent; /**< The called entity if this is a static call. */ + unsigned pop; + ir_type *call_tp; /**< The call type, copied from the original Call node. */ } be_call_attr_t; typedef struct { - be_node_attr_t node_attr; - ir_entity **in_entities; - ir_entity **out_entities; + be_node_attr_t node_attr; /**< base attributes of every be node. */ + ir_entity **in_entities; + ir_entity **out_entities; } be_memperm_attr_t; ir_op *op_be_Spill; @@ -128,8 +134,7 @@ ir_op *op_be_SubSP; ir_op *op_be_RegParams; ir_op *op_be_FrameAddr; ir_op *op_be_Barrier; - -static int beo_base = -1; +ir_op *op_be_Unwind; static const ir_op_ops be_node_op_ops; @@ -143,92 +148,125 @@ static const ir_op_ops be_node_op_ops; #define H irop_flag_highlevel #define c irop_flag_constlike #define K irop_flag_keep -#define M irop_flag_machine +#define M irop_flag_uses_memory +static int be_reqs_equal(const be_req_t *req1, const be_req_t *req2) +{ + if(!reg_reqs_equal(&req1->req, &req2->req)) + return 0; + if(req1->flags != req2->flags) + return 0; + + return 1; +} /** - * Compare two node attributes. + * Compare two be node attributes. * * @return zero if both attributes are identically */ -static int _node_cmp_attr(be_node_attr_t *a, be_node_attr_t *b) { +static int _node_cmp_attr(const be_node_attr_t *a, const be_node_attr_t *b) { int i, len; - if(ARR_LEN(a->reg_data) != ARR_LEN(b->reg_data)) + if (ARR_LEN(a->reg_data) != ARR_LEN(b->reg_data)) return 1; len = ARR_LEN(a->reg_data); for (i = 0; i < len; ++i) { if (a->reg_data[i].reg != b->reg_data[i].reg || - memcmp(&a->reg_data[i].in_req, &b->reg_data[i].in_req, sizeof(b->reg_data[i].in_req)) || - memcmp(&a->reg_data[i].req, &b->reg_data[i].req, sizeof(a->reg_data[i].req))) + !be_reqs_equal(&a->reg_data[i].in_req, &b->reg_data[i].in_req) || + !be_reqs_equal(&a->reg_data[i].req, &b->reg_data[i].req)) return 1; } return 0; } +/** + * Compare the node attributes of two be_node's. + * + * @return zero if both nodes have identically attributes + */ static int node_cmp_attr(ir_node *a, ir_node *b) { - be_node_attr_t *a_attr = get_irn_attr(a); - be_node_attr_t *b_attr = get_irn_attr(b); + const be_node_attr_t *a_attr = get_irn_attr_const(a); + const be_node_attr_t *b_attr = get_irn_attr_const(b); return _node_cmp_attr(a_attr, b_attr); } /** - * Compare the attributes of two FrameAddr nodes. + * Compare the attributes of two be_FrameAddr nodes. * - * @return zero if both attributes are identically + * @return zero if both nodes have identically attributes */ static int FrameAddr_cmp_attr(ir_node *a, ir_node *b) { - be_frame_attr_t *a_attr = get_irn_attr(a); - be_frame_attr_t *b_attr = get_irn_attr(b); + const be_frame_attr_t *a_attr = get_irn_attr_const(a); + const be_frame_attr_t *b_attr = get_irn_attr_const(b); if (a_attr->ent != b_attr->ent || a_attr->offset != b_attr->offset) return 1; - return _node_cmp_attr((be_node_attr_t*) a_attr, (be_node_attr_t*) b_attr); + return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr); } +/** + * Compare the attributes of two be_Return nodes. + * + * @return zero if both nodes have identically attributes + */ static int Return_cmp_attr(ir_node *a, ir_node *b) { - be_return_attr_t *a_attr = get_irn_attr(a); - be_return_attr_t *b_attr = get_irn_attr(b); + const be_return_attr_t *a_attr = get_irn_attr_const(a); + const be_return_attr_t *b_attr = get_irn_attr_const(b); if (a_attr->num_ret_vals != b_attr->num_ret_vals) return 1; + if (a_attr->pop != b_attr->pop) + return 1; + if (a_attr->emit_pop != b_attr->emit_pop) + return 1; - return _node_cmp_attr((be_node_attr_t*) a_attr, (be_node_attr_t*) b_attr); + return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr); } -static int Stack_cmp_attr(ir_node *a, ir_node *b) { - be_stack_attr_t *a_attr = get_irn_attr(a); - be_stack_attr_t *b_attr = get_irn_attr(b); +/** + * Compare the attributes of two be_IncSP nodes. + * + * @return zero if both nodes have identically attributes + */ +static int IncSP_cmp_attr(ir_node *a, ir_node *b) { + const be_incsp_attr_t *a_attr = get_irn_attr_const(a); + const be_incsp_attr_t *b_attr = get_irn_attr_const(b); if (a_attr->offset != b_attr->offset) return 1; - return _node_cmp_attr((be_node_attr_t*) a_attr, (be_node_attr_t*) b_attr); + return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr); } +/** + * Compare the attributes of two be_Call nodes. + * + * @return zero if both nodes have identically attributes + */ static int Call_cmp_attr(ir_node *a, ir_node *b) { - be_call_attr_t *a_attr = get_irn_attr(a); - be_call_attr_t *b_attr = get_irn_attr(b); + const be_call_attr_t *a_attr = get_irn_attr_const(a); + const be_call_attr_t *b_attr = get_irn_attr_const(b); if (a_attr->ent != b_attr->ent || a_attr->call_tp != b_attr->call_tp) return 1; - return _node_cmp_attr((be_node_attr_t*) a_attr, (be_node_attr_t*) b_attr); + return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr); } static INLINE be_req_t *get_be_req(const ir_node *node, int pos) { int idx; - be_node_attr_t *attr; + const be_node_attr_t *attr; be_reg_data_t *rd; assert(is_be_node(node)); - attr = get_irn_attr(node); + attr = get_irn_attr_const(node); if(pos < 0) { idx = -(pos + 1); @@ -257,23 +295,22 @@ void be_node_init(void) { inited = 1; /* Acquire all needed opcodes. */ - beo_base = get_next_ir_opcodes(beo_Last); - - op_be_Spill = new_ir_op(beo_base + beo_Spill, "be_Spill", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops); - op_be_Reload = new_ir_op(beo_base + beo_Reload, "be_Reload", op_pin_state_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_MemPerm = new_ir_op(beo_base + beo_MemPerm, "be_MemPerm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_memperm_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_dynamic, 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, F, 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_dynamic, 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_SubSP = new_ir_op(beo_base + beo_SubSP, "be_SubSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops); - op_be_IncSP = new_ir_op(beo_base + beo_IncSP, "be_IncSP", op_pin_state_pinned, N, oparity_unary, 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_FrameAddr = new_ir_op(beo_base + beo_FrameAddr, "be_FrameAddr", op_pin_state_floats, N, oparity_unary, 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_dynamic, 0, sizeof(be_node_attr_t), &be_node_op_ops); + op_be_Spill = new_ir_op(beo_Spill, "be_Spill", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops); + op_be_Reload = new_ir_op(beo_Reload, "be_Reload", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_frame_attr_t), &be_node_op_ops); + op_be_Perm = new_ir_op(beo_Perm, "be_Perm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops); + op_be_MemPerm = new_ir_op(beo_MemPerm, "be_MemPerm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_memperm_attr_t), &be_node_op_ops); + op_be_Copy = new_ir_op(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_Keep, "be_Keep", op_pin_state_pinned, K, oparity_dynamic, 0, sizeof(be_node_attr_t), &be_node_op_ops); + op_be_CopyKeep = new_ir_op(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_Call, "be_Call", op_pin_state_pinned, F|M, oparity_variable, 0, sizeof(be_call_attr_t), &be_node_op_ops); + op_be_Return = new_ir_op(beo_Return, "be_Return", op_pin_state_pinned, X, oparity_dynamic, 0, sizeof(be_return_attr_t), &be_node_op_ops); + op_be_AddSP = new_ir_op(beo_AddSP, "be_AddSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops); + op_be_SubSP = new_ir_op(beo_SubSP, "be_SubSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops); + op_be_IncSP = new_ir_op(beo_IncSP, "be_IncSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_incsp_attr_t), &be_node_op_ops); + op_be_RegParams = new_ir_op(beo_RegParams, "be_RegParams", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops); + op_be_FrameAddr = new_ir_op(beo_FrameAddr, "be_FrameAddr", op_pin_state_floats, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops); + op_be_Barrier = new_ir_op(beo_Barrier, "be_Barrier", op_pin_state_pinned, N, oparity_dynamic, 0, sizeof(be_node_attr_t), &be_node_op_ops); + op_be_Unwind = new_ir_op(beo_Unwind, "be_Unwind", op_pin_state_pinned, X, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops); set_op_tag(op_be_Spill, &be_node_tag); op_be_Spill->ops.node_cmp_attr = FrameAddr_cmp_attr; @@ -298,13 +335,15 @@ void be_node_init(void) { set_op_tag(op_be_SubSP, &be_node_tag); op_be_SubSP->ops.node_cmp_attr = node_cmp_attr; set_op_tag(op_be_IncSP, &be_node_tag); - op_be_IncSP->ops.node_cmp_attr = Stack_cmp_attr; + op_be_IncSP->ops.node_cmp_attr = IncSP_cmp_attr; set_op_tag(op_be_RegParams, &be_node_tag); op_be_RegParams->ops.node_cmp_attr = node_cmp_attr; set_op_tag(op_be_FrameAddr, &be_node_tag); op_be_FrameAddr->ops.node_cmp_attr = FrameAddr_cmp_attr; set_op_tag(op_be_Barrier, &be_node_tag); op_be_Barrier->ops.node_cmp_attr = node_cmp_attr; + set_op_tag(op_be_Unwind, &be_node_tag); + op_be_Unwind->ops.node_cmp_attr = node_cmp_attr; } /** @@ -341,11 +380,6 @@ int is_be_node(const ir_node *irn) return get_op_tag(get_irn_op(irn)) == &be_node_tag; } -be_opcode_t be_get_irn_opcode(const ir_node *irn) -{ - return is_be_node(irn) ? (be_opcode_t) get_irn_opcode(irn) - beo_base : beo_NoBeOp; -} - /** * Skip Proj nodes and return their Proj numbers. * @@ -375,7 +409,7 @@ static int redir_proj(const ir_node **node) static be_reg_data_t *retrieve_reg_data(const ir_node *node) { - be_node_attr_t *attr; + const be_node_attr_t *attr; int pos = 0; if(is_Proj(node)) { @@ -384,7 +418,7 @@ static be_reg_data_t *retrieve_reg_data(const ir_node *node) } assert(is_be_node(node)); - attr = get_irn_attr(node); + attr = get_irn_attr_const(node); assert(pos >= 0 && pos < ARR_LEN(attr->reg_data) && "illegal proj number"); return &attr->reg_data[pos]; @@ -515,7 +549,7 @@ ir_node *be_new_MemPerm(const arch_env_t *arch_env, ir_graph *irg, ir_node *bl, init_node_attr(irn, n + 1); be_node_set_reg_class(irn, 0, sp->reg_class); - for(i = 0; i < n; ++i) { + for (i = 0; i < n; ++i) { be_node_set_reg_class(irn, i + 1, cls_frame); be_node_set_reg_class(irn, OUT_POS(i), cls_frame); } @@ -546,8 +580,7 @@ ir_node *be_new_Copy(const arch_register_class_t *cls, ir_graph *irg, ir_node *b req = get_req(res, OUT_POS(0)); req->cls = cls; req->type = arch_register_req_type_should_be_same; - req->other_same[0] = 0; - req->other_same[1] = -1; + req->other_same = 1U << 0; return res; } @@ -607,12 +640,13 @@ ir_node *be_new_Call(dbg_info *dbg, ir_graph *irg, ir_node *bl, ir_node *mem, ir a = init_node_attr(irn, (n_outs > real_n ? n_outs : real_n)); a->ent = NULL; a->call_tp = call_tp; + a->pop = 0; return irn; } /* Gets the call entity or NULL if this is no static call. */ ir_entity *be_Call_get_entity(const ir_node *call) { - be_call_attr_t *a = get_irn_attr(call); + const be_call_attr_t *a = get_irn_attr_const(call); assert(be_is_Call(call)); return a->ent; } @@ -626,7 +660,7 @@ void be_Call_set_entity(ir_node *call, ir_entity *ent) { /* Gets the call type. */ ir_type *be_Call_get_type(ir_node *call) { - be_call_attr_t *a = get_irn_attr(call); + const be_call_attr_t *a = get_irn_attr_const(call); assert(be_is_Call(call)); return a->call_tp; } @@ -638,9 +672,19 @@ void be_Call_set_type(ir_node *call, ir_type *call_tp) { a->call_tp = call_tp; } +void be_Call_set_pop(ir_node *call, unsigned pop) { + be_call_attr_t *a = get_irn_attr(call); + a->pop = pop; +} + +unsigned be_Call_get_pop(const ir_node *call) { + const be_call_attr_t *a = get_irn_attr_const(call); + return a->pop; +} + /* Construct a new be_Return. */ ir_node *be_new_Return(dbg_info *dbg, ir_graph *irg, ir_node *block, int n_res, - int n, ir_node *in[]) + unsigned pop, int n, ir_node *in[]) { be_return_attr_t *a; ir_node *res; @@ -655,19 +699,37 @@ ir_node *be_new_Return(dbg_info *dbg, ir_graph *irg, ir_node *block, int n_res, a = get_irn_attr(res); a->num_ret_vals = n_res; + a->pop = pop; + a->emit_pop = 0; return res; } /* 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); +int be_Return_get_n_rets(const ir_node *ret) { + const be_return_attr_t *a = get_irn_generic_attr_const(ret); return a->num_ret_vals; } -int be_Return_append_node(ir_node *ret, ir_node *node) -{ +/* return the number of bytes that should be popped from stack when executing the Return. */ +unsigned be_Return_get_pop(const ir_node *ret) { + const be_return_attr_t *a = get_irn_generic_attr_const(ret); + return a->pop; +} + +/* return non-zero, if number of popped bytes must be always emitted */ +int be_Return_get_emit_pop(const ir_node *ret) { + const be_return_attr_t *a = get_irn_generic_attr_const(ret); + return a->emit_pop; +} + +/* return non-zero, if number of popped bytes must be always emitted */ +void be_Return_set_emit_pop(ir_node *ret, int emit_pop) { + be_return_attr_t *a = get_irn_generic_attr(ret); + a->emit_pop = emit_pop; +} + +int be_Return_append_node(ir_node *ret, ir_node *node) { int pos; pos = add_irn_n(ret, node); @@ -676,16 +738,19 @@ int be_Return_append_node(ir_node *ret, ir_node *node) return pos; } -ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, int offset) +ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, + ir_node *old_sp, int offset, int align) { - be_stack_attr_t *a; + be_incsp_attr_t *a; ir_node *irn; ir_node *in[1]; in[0] = old_sp; - irn = new_ir_node(NULL, irg, bl, op_be_IncSP, sp->reg_class->mode, sizeof(in) / sizeof(in[0]), in); + irn = new_ir_node(NULL, irg, bl, op_be_IncSP, sp->reg_class->mode, + sizeof(in) / sizeof(in[0]), in); a = init_node_attr(irn, 1); a->offset = offset; + a->align = align; be_node_set_flags(irn, -1, arch_irn_flags_ignore | arch_irn_flags_modify_sp); @@ -830,10 +895,7 @@ ir_node *be_new_CopyKeep(const arch_register_class_t *cls, ir_graph *irg, ir_nod ir_node *be_new_CopyKeep_single(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *src, ir_node *keep, ir_mode *mode) { - ir_node *in[1]; - - in[0] = keep; - return be_new_CopyKeep(cls, irg, bl, src, 1, in, mode); + return be_new_CopyKeep(cls, irg, bl, src, 1, &keep, mode); } ir_node *be_get_CopyKeep_op(const ir_node *cpy) { @@ -872,25 +934,24 @@ ir_node *be_Barrier_append_node(ir_node *barrier, ir_node *node) return proj; } -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_MemPerm (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_MemPerm ; } -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 ; } -int be_is_Return (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Return ; } -int be_is_IncSP (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_IncSP ; } -int be_is_AddSP (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_AddSP ; } -int be_is_SubSP (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_SubSP ; } -int be_is_RegParams (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_RegParams ; } -int be_is_FrameAddr (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_FrameAddr ; } -int be_is_Barrier (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Barrier ; } +/* Construct a new be_Unwind. */ +ir_node *be_new_Unwind(dbg_info *dbg, ir_graph *irg, ir_node *block, + ir_node *mem, ir_node *sp) +{ + ir_node *res; + ir_node *in[2]; + + in[be_pos_Unwind_mem] = mem; + in[be_pos_Unwind_sp] = sp; + res = new_ir_node(dbg, irg, block, op_be_Unwind, mode_X, 2, in); + init_node_attr(res, -1); + + return res; +} int be_has_frame_entity(const ir_node *irn) { - switch(be_get_irn_opcode(irn)) { + switch (get_irn_opcode(irn)) { case beo_Spill: case beo_Reload: case beo_FrameAddr: @@ -903,7 +964,7 @@ int be_has_frame_entity(const ir_node *irn) ir_entity *be_get_frame_entity(const ir_node *irn) { if (be_has_frame_entity(irn)) { - be_frame_attr_t *a = get_irn_attr(irn); + const be_frame_attr_t *a = get_irn_attr_const(irn); return a->ent; } return NULL; @@ -913,7 +974,7 @@ int be_get_frame_offset(const ir_node *irn) { assert(is_be_node(irn)); if (be_has_frame_entity(irn)) { - be_frame_attr_t *a = get_irn_attr(irn); + const be_frame_attr_t *a = get_irn_attr_const(irn); return a->offset; } return 0; @@ -921,7 +982,7 @@ int be_get_frame_offset(const ir_node *irn) void be_set_MemPerm_in_entity(const ir_node *irn, int n, ir_entity *ent) { - be_memperm_attr_t *attr = get_irn_attr(irn); + const be_memperm_attr_t *attr = get_irn_attr_const(irn); assert(be_is_MemPerm(irn)); assert(n < be_get_MemPerm_entity_arity(irn)); @@ -931,7 +992,7 @@ void be_set_MemPerm_in_entity(const ir_node *irn, int n, ir_entity *ent) ir_entity* be_get_MemPerm_in_entity(const ir_node* irn, int n) { - be_memperm_attr_t *attr = get_irn_attr(irn); + const be_memperm_attr_t *attr = get_irn_attr_const(irn); assert(be_is_MemPerm(irn)); assert(n < be_get_MemPerm_entity_arity(irn)); @@ -941,7 +1002,7 @@ ir_entity* be_get_MemPerm_in_entity(const ir_node* irn, int n) void be_set_MemPerm_out_entity(const ir_node *irn, int n, ir_entity *ent) { - be_memperm_attr_t *attr = get_irn_attr(irn); + const be_memperm_attr_t *attr = get_irn_attr_const(irn); assert(be_is_MemPerm(irn)); assert(n < be_get_MemPerm_entity_arity(irn)); @@ -951,7 +1012,7 @@ void be_set_MemPerm_out_entity(const ir_node *irn, int n, ir_entity *ent) ir_entity* be_get_MemPerm_out_entity(const ir_node* irn, int n) { - be_memperm_attr_t *attr = get_irn_attr(irn); + const be_memperm_attr_t *attr = get_irn_attr_const(irn); assert(be_is_MemPerm(irn)); assert(n < be_get_MemPerm_entity_arity(irn)); @@ -1039,28 +1100,34 @@ void be_set_IncSP_pred(ir_node *incsp, ir_node *pred) { void be_set_IncSP_offset(ir_node *irn, int offset) { - be_stack_attr_t *a = get_irn_attr(irn); + be_incsp_attr_t *a = get_irn_attr(irn); assert(be_is_IncSP(irn)); a->offset = offset; } int be_get_IncSP_offset(const ir_node *irn) { - be_stack_attr_t *a = get_irn_attr(irn); + const be_incsp_attr_t *a = get_irn_attr_const(irn); assert(be_is_IncSP(irn)); return a->offset; } -ir_node *be_spill(const arch_env_t *arch_env, ir_node *irn) +int be_get_IncSP_align(const ir_node *irn) +{ + const be_incsp_attr_t *a = get_irn_attr_const(irn); + assert(be_is_IncSP(irn)); + return a->align; +} + +ir_node *be_spill(const arch_env_t *arch_env, ir_node *block, ir_node *irn) { - ir_node *bl = get_nodes_block(irn); - ir_graph *irg = get_irn_irg(bl); + ir_graph *irg = get_irn_irg(block); ir_node *frame = get_irg_frame(irg); const arch_register_class_t *cls = arch_get_irn_reg_class(arch_env, irn, -1); const arch_register_class_t *cls_frame = arch_get_irn_reg_class(arch_env, frame, -1); ir_node *spill; - spill = be_new_Spill(cls, cls_frame, irg, bl, frame, irn); + spill = be_new_Spill(cls, cls_frame, irg, block, frame, irn); return spill; } @@ -1100,7 +1167,7 @@ ir_node *be_reload(const arch_env_t *arch_env, const arch_register_class_t *cls, static const arch_register_req_t *get_out_reg_req(const ir_node *irn, int out_pos) { - const be_node_attr_t *a = get_irn_attr(irn); + const be_node_attr_t *a = get_irn_attr_const(irn); if(out_pos >= ARR_LEN(a->reg_data)) { return arch_no_register_req; @@ -1112,7 +1179,7 @@ arch_register_req_t *get_out_reg_req(const ir_node *irn, int out_pos) static const arch_register_req_t *get_in_reg_req(const ir_node *irn, int pos) { - const be_node_attr_t *a = get_irn_attr(irn); + const be_node_attr_t *a = get_irn_attr_const(irn); if(pos >= get_irn_arity(irn) || pos >= ARR_LEN(a->reg_data)) return arch_no_register_req; @@ -1162,19 +1229,27 @@ be_node_get_irn_reg(const void *self, const ir_node *irn) static arch_irn_class_t be_node_classify(const void *self, const ir_node *irn) { - redir_proj((const ir_node **) &irn); - (void) self; - switch(be_get_irn_opcode(irn)) { -#define XXX(a,b) case beo_ ## a: return arch_irn_class_ ## b - XXX(Spill, spill); - XXX(Reload, reload); - XXX(Perm, perm); - XXX(Copy, copy); - XXX(Return, branch); + +restart: + switch (get_irn_opcode(irn)) { +#define XXX(a,b) case a: return b + XXX(beo_Spill, arch_irn_class_spill); + XXX(beo_Reload, arch_irn_class_reload); + XXX(beo_Perm, arch_irn_class_perm); + XXX(beo_Copy, arch_irn_class_copy); + XXX(beo_Return, arch_irn_class_branch); #undef XXX + case iro_Proj: + irn = get_Proj_pred(irn); + if (is_Proj(irn)) { + assert(get_irn_mode(irn) == mode_T); + irn = get_Proj_pred(irn); + } + goto restart; + break; default: - return arch_irn_class_normal; + return arch_irn_class_normal; } return 0; @@ -1225,7 +1300,12 @@ static void be_node_set_frame_offset(const void *self, ir_node *irn, int offset) static int be_node_get_sp_bias(const void *self, const ir_node *irn) { (void) self; - return be_is_IncSP(irn) ? be_get_IncSP_offset(irn) : 0; + if(be_is_IncSP(irn)) + return be_get_IncSP_offset(irn); + if(be_is_Call(irn)) + return -(int)be_Call_get_pop(irn); + + return 0; } /* @@ -1259,7 +1339,13 @@ static const arch_irn_ops_t be_node_irn_ops = { const void *be_node_get_irn_ops(const arch_irn_handler_t *self, const ir_node *irn) { - redir_proj((const ir_node **) &irn); + if (is_Proj(irn)) { + irn = get_Proj_pred(irn); + if (is_Proj(irn)) { + assert(get_irn_mode(irn) == mode_T); + irn = get_Proj_pred(irn); + } + } (void) self; return is_be_node(irn) ? &be_node_irn_ops : NULL; } @@ -1615,7 +1701,7 @@ static int dump_node(ir_node *irn, FILE *f, dump_reason_t reason) fprintf(f, " [%s] ", get_entity_name(a->ent)); } if(be_is_IncSP(irn)) { - const be_stack_attr_t *attr = get_irn_generic_attr_const(irn); + const be_incsp_attr_t *attr = get_irn_generic_attr_const(irn); if(attr->offset == BE_STACK_FRAME_SIZE_EXPAND) { fprintf(f, " [Setup Stackframe] "); } else if(attr->offset == BE_STACK_FRAME_SIZE_SHRINK) { @@ -1631,17 +1717,17 @@ static int dump_node(ir_node *irn, FILE *f, dump_reason_t reason) if(be_has_frame_entity(irn)) { be_frame_attr_t *a = (be_frame_attr_t *) at; if (a->ent) { - int bits = get_type_size_bits(get_entity_type(a->ent)); - ir_fprintf(f, "frame entity: %+F, offset 0x%x (%d), size 0x%x (%d) bits\n", - a->ent, a->offset, a->offset, bits, bits); + unsigned size = get_type_size_bytes(get_entity_type(a->ent)); + ir_fprintf(f, "frame entity: %+F, offset 0x%x (%d), size 0x%x (%d) bytes\n", + a->ent, a->offset, a->offset, size, size); } } - switch(be_get_irn_opcode(irn)) { + switch (get_irn_opcode(irn)) { case beo_IncSP: { - be_stack_attr_t *a = (be_stack_attr_t *) at; + be_incsp_attr_t *a = (be_incsp_attr_t *) at; if (a->offset == BE_STACK_FRAME_SIZE_EXPAND) fprintf(f, "offset: FRAME_SIZE\n"); else if(a->offset == BE_STACK_FRAME_SIZE_SHRINK) @@ -1689,7 +1775,7 @@ static int dump_node(ir_node *irn, FILE *f, dump_reason_t reason) */ static void copy_attr(const ir_node *old_node, ir_node *new_node) { - be_node_attr_t *old_attr = get_irn_attr(old_node); + const be_node_attr_t *old_attr = get_irn_attr_const(old_node); be_node_attr_t *new_attr = get_irn_attr(new_node); struct obstack *obst = get_irg_obstack(get_irn_irg(new_node)); unsigned i, len;