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Commit 6ae0cb63 authored by Matthias Braun's avatar Matthias Braun
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add exc_attr to all be_nodes so you can dynamically pin/unpin them

parent e18ea19e
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ir/be/benode.c
View file @ 6ae0cb63
......@@ -58,8 +58,13 @@
#include "beirgmod.h"
typedef struct be_node_attr_t {
except_attr exc;
} be_node_attr_t;
/** The be_Return nodes attribute type. */
typedef struct {
be_node_attr_t base;
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 */
......@@ -67,6 +72,7 @@ typedef struct {
/** The be_IncSP attribute type. */
typedef struct {
be_node_attr_t base;
int offset; /**< The offset by which the stack shall be
expanded/shrinked. */
int align; /**< whether stack should be aligned after the
......@@ -75,20 +81,23 @@ typedef struct {
/** The be_Frame attribute type. */
typedef struct {
be_node_attr_t base;
ir_entity *ent;
int offset;
} be_frame_attr_t;
/** The be_Call attribute type. */
typedef struct {
be_node_attr_t base;
ir_entity *ent; /**< called entity if this is a static call. */
unsigned pop;
ir_type *call_tp; /**< call type, copied from the original Call */
} be_call_attr_t;
typedef struct {
ir_entity **in_entities;
ir_entity **out_entities;
be_node_attr_t base;
ir_entity **in_entities;
ir_entity **out_entities;
} be_memperm_attr_t;
ir_op *op_be_Spill;
......@@ -262,6 +271,7 @@ ir_node *be_new_Spill(const arch_register_class_t *cls,
a = (be_frame_attr_t*) get_irn_generic_attr(res);
a->ent = NULL;
a->offset = 0;
a->base.exc.pin_state = op_pin_state_pinned;
be_node_set_reg_class_in(res, be_pos_Spill_frame, cls_frame);
be_node_set_reg_class_in(res, be_pos_Spill_val, cls);
......@@ -285,6 +295,7 @@ ir_node *be_new_Reload(const arch_register_class_t *cls,
ir_node *in[2];
ir_node *res;
ir_graph *irg = get_Block_irg(block);
be_frame_attr_t *a;
in[0] = frame;
in[1] = mem;
......@@ -296,6 +307,11 @@ ir_node *be_new_Reload(const arch_register_class_t *cls,
be_node_set_reg_class_in(res, be_pos_Reload_frame, cls_frame);
arch_irn_set_flags(res, arch_irn_flags_rematerializable);
a = (be_frame_attr_t*) get_irn_generic_attr(res);
a->ent = NULL;
a->offset = 0;
a->base.exc.pin_state = op_pin_state_pinned;
/*
* For spills and reloads, we return "none" as requirement for frame
* pointer, so every input is ok. Some backends need this (e.g. STA).
......@@ -334,11 +350,14 @@ ir_node *be_get_Spill_frame(const ir_node *irn)
ir_node *be_new_Perm(const arch_register_class_t *cls, ir_node *block,
int n, ir_node *in[])
{
int i;
ir_graph *irg = get_Block_irg(block);
int i;
ir_graph *irg = get_Block_irg(block);
be_node_attr_t *attr;
ir_node *irn = new_ir_node(NULL, irg, block, op_be_Perm, mode_T, n, in);
init_node_attr(irn, n, n);
attr = (be_node_attr_t*) get_irn_generic_attr(irn);
attr->exc.pin_state = op_pin_state_pinned;
for (i = 0; i < n; ++i) {
be_node_set_reg_class_in(irn, i, cls);
be_node_set_reg_class_out(irn, i, cls);
......@@ -408,11 +427,14 @@ ir_node *be_new_Copy(const arch_register_class_t *cls, ir_node *bl, ir_node *op)
ir_node *in[1];
ir_node *res;
arch_register_req_t *req;
be_node_attr_t *attr;
ir_graph *irg = get_Block_irg(bl);
in[0] = op;
res = new_ir_node(NULL, irg, bl, op_be_Copy, get_irn_mode(op), 1, in);
init_node_attr(res, 1, 1);
attr = (be_node_attr_t*) get_irn_generic_attr(res);
attr->exc.pin_state = op_pin_state_floats;
be_node_set_reg_class_in(res, 0, cls);
be_node_set_reg_class_out(res, 0, cls);
......@@ -441,9 +463,12 @@ ir_node *be_new_Keep(ir_node *block, int n, ir_node *in[])
int i;
ir_node *res;
ir_graph *irg = get_Block_irg(block);
be_node_attr_t *attr;
res = new_ir_node(NULL, irg, block, op_be_Keep, mode_ANY, -1, NULL);
init_node_attr(res, -1, 1);
attr = (be_node_attr_t*) get_irn_generic_attr(res);
attr->exc.pin_state = op_pin_state_pinned;
for (i = 0; i < n; ++i) {
add_irn_n(res, in[i]);
......@@ -481,10 +506,11 @@ ir_node *be_new_Call(dbg_info *dbg, ir_graph *irg, ir_node *bl, ir_node *mem,
irn = new_ir_node(dbg, irg, bl, op_be_Call, mode_T, real_n, real_in);
init_node_attr(irn, real_n, n_outs);
a = (be_call_attr_t*)get_irn_generic_attr(irn);
a->ent = NULL;
a->call_tp = call_tp;
a->pop = 0;
a = (be_call_attr_t*)get_irn_generic_attr(irn);
a->ent = NULL;
a->call_tp = call_tp;
a->pop = 0;
a->base.exc.pin_state = op_pin_state_pinned;
return irn;
}
......@@ -544,9 +570,10 @@ ir_node *be_new_Return(dbg_info *dbg, ir_graph *irg, ir_node *block, int n_res,
be_set_constr_out(res, 0, arch_no_register_req);
a = (be_return_attr_t*)get_irn_generic_attr(res);
a->num_ret_vals = n_res;
a->pop = pop;
a->emit_pop = 0;
a->num_ret_vals = n_res;
a->pop = pop;
a->emit_pop = 0;
a->base.exc.pin_state = op_pin_state_pinned;
return res;
}
......@@ -597,9 +624,10 @@ ir_node *be_new_IncSP(const arch_register_t *sp, ir_node *bl,
irn = new_ir_node(NULL, irg, bl, op_be_IncSP, sp->reg_class->mode,
sizeof(in) / sizeof(in[0]), in);
init_node_attr(irn, 1, 1);
a = (be_incsp_attr_t*)get_irn_generic_attr(irn);
a->offset = offset;
a->align = align;
a = (be_incsp_attr_t*)get_irn_generic_attr(irn);
a->offset = offset;
a->align = align;
a->base.exc.pin_state = op_pin_state_pinned;
/* Set output constraint to stack register. */
be_node_set_reg_class_in(irn, 0, sp->reg_class);
......@@ -615,6 +643,7 @@ ir_node *be_new_AddSP(const arch_register_t *sp, ir_node *bl, ir_node *old_sp,
ir_node *in[be_pos_AddSP_last];
const arch_register_class_t *cls;
ir_graph *irg;
be_node_attr_t *attr;
in[be_pos_AddSP_old_sp] = old_sp;
in[be_pos_AddSP_size] = sz;
......@@ -622,6 +651,8 @@ ir_node *be_new_AddSP(const arch_register_t *sp, ir_node *bl, ir_node *old_sp,
irg = get_Block_irg(bl);
irn = new_ir_node(NULL, irg, bl, op_be_AddSP, mode_T, be_pos_AddSP_last, in);
init_node_attr(irn, be_pos_AddSP_last, pn_be_AddSP_last);
attr = (be_node_attr_t*) get_irn_generic_attr(irn);
attr->exc.pin_state = op_pin_state_pinned;
/* Set output constraint to stack register. */
be_set_constr_single_reg_in(irn, be_pos_AddSP_old_sp, sp,
......@@ -640,6 +671,7 @@ ir_node *be_new_SubSP(const arch_register_t *sp, ir_node *bl, ir_node *old_sp, i
ir_node *irn;
ir_node *in[be_pos_SubSP_last];
ir_graph *irg;
be_node_attr_t *attr;
in[be_pos_SubSP_old_sp] = old_sp;
in[be_pos_SubSP_size] = sz;
......@@ -647,6 +679,8 @@ ir_node *be_new_SubSP(const arch_register_t *sp, ir_node *bl, ir_node *old_sp, i
irg = get_Block_irg(bl);
irn = new_ir_node(NULL, irg, bl, op_be_SubSP, mode_T, be_pos_SubSP_last, in);
init_node_attr(irn, be_pos_SubSP_last, pn_be_SubSP_last);
attr = (be_node_attr_t*) get_irn_generic_attr(irn);
attr->exc.pin_state = op_pin_state_pinned;
/* Set output constraint to stack register. */
be_set_constr_single_reg_in(irn, be_pos_SubSP_old_sp, sp,
......@@ -662,9 +696,12 @@ ir_node *be_new_Start(dbg_info *dbgi, ir_node *bl, int n_outs)
ir_node *res;
int i;
ir_graph *irg = get_Block_irg(bl);
be_node_attr_t *attr;
res = new_ir_node(dbgi, irg, bl, op_be_Start, mode_T, 0, NULL);
init_node_attr(res, 0, -1);
attr = (be_node_attr_t*) get_irn_generic_attr(res);
attr->exc.pin_state = op_pin_state_pinned;
for (i = 0; i < n_outs; ++i) {
add_register_req_out(res);
}
......@@ -682,9 +719,10 @@ ir_node *be_new_FrameAddr(const arch_register_class_t *cls_frame, ir_node *bl, i
in[0] = frame;
irn = new_ir_node(NULL, irg, bl, op_be_FrameAddr, get_irn_mode(frame), 1, in);
init_node_attr(irn, 1, 1);
a = (be_frame_attr_t*)get_irn_generic_attr(irn);
a->ent = ent;
a->offset = 0;
a = (be_frame_attr_t*)get_irn_generic_attr(irn);
a->ent = ent;
a->offset = 0;
a->base.exc.pin_state = op_pin_state_floats;
be_node_set_reg_class_in(irn, 0, cls_frame);
be_node_set_reg_class_out(irn, 0, cls_frame);
......@@ -708,11 +746,14 @@ ir_node *be_new_CopyKeep(const arch_register_class_t *cls, ir_node *bl, ir_node
ir_node *irn;
ir_node **in = ALLOCAN(ir_node*, n + 1);
ir_graph *irg = get_Block_irg(bl);
be_node_attr_t *attr;
in[0] = src;
memcpy(&in[1], in_keep, n * sizeof(in[0]));
irn = new_ir_node(NULL, irg, bl, op_be_CopyKeep, mode, n + 1, in);
init_node_attr(irn, n + 1, 1);
attr = (be_node_attr_t*) get_irn_generic_attr(irn);
attr->exc.pin_state = op_pin_state_floats;
be_node_set_reg_class_in(irn, 0, cls);
be_node_set_reg_class_out(irn, 0, cls);
......@@ -1293,20 +1334,20 @@ void be_init_op(void)
unsigned opc;
/* Acquire all needed opcodes. */
op_be_Spill = new_ir_op(beo_Spill, "be_Spill", op_pin_state_pinned, irop_flag_none, 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, irop_flag_none, 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, irop_flag_none, oparity_variable, 0, 0, &be_node_op_ops);
op_be_MemPerm = new_ir_op(beo_MemPerm, "be_MemPerm", op_pin_state_pinned, irop_flag_none, 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, irop_flag_none, oparity_unary, 0, 0, &be_node_op_ops);
op_be_Keep = new_ir_op(beo_Keep, "be_Keep", op_pin_state_floats, irop_flag_keep, oparity_dynamic, 0, 0, &be_node_op_ops);
op_be_CopyKeep = new_ir_op(beo_CopyKeep, "be_CopyKeep", op_pin_state_floats, irop_flag_keep, oparity_variable, 0, 0, &be_node_op_ops);
op_be_Call = new_ir_op(beo_Call, "be_Call", op_pin_state_pinned, irop_flag_fragile|irop_flag_uses_memory, 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, irop_flag_cfopcode, 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, irop_flag_none, oparity_unary, 0, 0, &be_node_op_ops);
op_be_SubSP = new_ir_op(beo_SubSP, "be_SubSP", op_pin_state_pinned, irop_flag_none, oparity_unary, 0, 0, &be_node_op_ops);
op_be_IncSP = new_ir_op(beo_IncSP, "be_IncSP", op_pin_state_pinned, irop_flag_none, oparity_unary, 0, sizeof(be_incsp_attr_t), &be_node_op_ops);
op_be_Start = new_ir_op(beo_Start, "be_Start", op_pin_state_pinned, irop_flag_none, oparity_zero, 0, 0, &be_node_op_ops);
op_be_FrameAddr = new_ir_op(beo_FrameAddr, "be_FrameAddr", op_pin_state_floats, irop_flag_none, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
op_be_Spill = new_ir_op(beo_Spill, "be_Spill", op_pin_state_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_keep, 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_exc_pinned, irop_flag_keep, 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_exc_pinned, irop_flag_fragile|irop_flag_uses_memory, 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_exc_pinned, irop_flag_cfopcode, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, oparity_unary, 0, sizeof(be_incsp_attr_t), &be_node_op_ops);
op_be_Start = new_ir_op(beo_Start, "be_Start", op_pin_state_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
op_be_Spill->ops.node_cmp_attr = FrameAddr_cmp_attr;
op_be_Reload->ops.node_cmp_attr = FrameAddr_cmp_attr;
......
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