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Commit ee44abbb authored by Sebastian Hack's avatar Sebastian Hack
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Added CopyKeep

parent 28a9a31b
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ir/be/benode.c
View file @ ee44abbb
......@@ -115,16 +115,18 @@ ir_op *op_be_Reload;
ir_op *op_be_Perm;
ir_op *op_be_Copy;
ir_op *op_be_Keep;
ir_op *op_be_CopyKeep;
ir_op *op_be_Call;
ir_op *op_be_Return;
ir_op *op_be_IncSP;
ir_op *op_be_Alloca;
ir_op *op_be_AddSP;
ir_op *op_be_SetSP;
ir_op *op_be_RegParams;
ir_op *op_be_StackParam;
ir_op *op_be_FrameAddr;
ir_op *op_be_FrameLoad;
ir_op *op_be_FrameStore;
ir_op *op_be_Epilogue;
static int beo_base = -1;
......@@ -157,9 +159,10 @@ void be_node_init(void) {
op_be_Perm = new_ir_op(beo_base + beo_Perm, "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, "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, "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, "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, "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, "Return", op_pin_state_pinned, X, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_be_Alloca = new_ir_op(beo_base + beo_Alloca, "Alloca", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_be_AddSP = new_ir_op(beo_base + beo_AddSP, "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, "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, "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, "RegParams", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
......@@ -167,15 +170,17 @@ void be_node_init(void) {
op_be_FrameAddr = new_ir_op(beo_base + beo_FrameAddr, "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, "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, "FrameStore", op_pin_state_pinned, N, oparity_any, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
op_be_Epilogue = new_ir_op(beo_base + beo_Epilogue, "Epilogue", 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);
set_op_tag(op_be_Perm, &be_node_tag);
set_op_tag(op_be_Copy, &be_node_tag);
set_op_tag(op_be_Keep, &be_node_tag);
set_op_tag(op_be_CopyKeep, &be_node_tag);
set_op_tag(op_be_Call, &be_node_tag);
set_op_tag(op_be_Return, &be_node_tag);
set_op_tag(op_be_Alloca, &be_node_tag);
set_op_tag(op_be_AddSP, &be_node_tag);
set_op_tag(op_be_SetSP, &be_node_tag);
set_op_tag(op_be_IncSP, &be_node_tag);
set_op_tag(op_be_RegParams, &be_node_tag);
......@@ -183,6 +188,7 @@ void be_node_init(void) {
set_op_tag(op_be_FrameLoad, &be_node_tag);
set_op_tag(op_be_FrameStore, &be_node_tag);
set_op_tag(op_be_FrameAddr, &be_node_tag);
set_op_tag(op_be_Epilogue, &be_node_tag);
}
static void *init_node_attr(ir_node* irn, int max_reg_data)
......@@ -394,22 +400,22 @@ ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_
return irn;
}
ir_node *be_new_Alloca(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *old_sp, ir_node *sz)
ir_node *be_new_AddSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *sz)
{
be_node_attr_t *a;
ir_node *irn;
ir_node *in[3];
ir_node *in[be_pos_AddSP_last];
in[0] = mem;
in[1] = old_sp;
in[2] = sz;
irn = new_ir_node(NULL, irg, bl, op_be_Alloca, mode_T, 3, in);
a = init_node_attr(irn, 3);
in[be_pos_AddSP_old_sp] = old_sp;
in[be_pos_AddSP_size] = sz;
be_node_set_flags(irn, OUT_POS(pn_Alloc_res), arch_irn_flags_ignore);
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);
/* Set output constraint to stack register. */
be_set_constr_single_reg(irn, OUT_POS(pn_Alloc_res), sp);
be_set_constr_single_reg(irn, OUT_POS(0), sp);
return irn;
}
......@@ -516,6 +522,38 @@ ir_node *be_new_FrameAddr(const arch_register_class_t *cls_frame, ir_graph *irg,
return irn;
}
ir_node *be_new_CopyKeep(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *src, int n, ir_node *in_keep[], ir_mode *mode)
{
ir_node *irn;
ir_node **in = (ir_node **) alloca((n + 1) * sizeof(in[0]));
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);
be_node_set_reg_class(irn, OUT_POS(0), cls);
be_node_set_reg_class(irn, 0, cls);
return irn;
}
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);
}
ir_node *be_new_Epilogue(ir_graph *irg, ir_node *bl, int n, ir_node *in[])
{
ir_node *irn;
irn = new_ir_node(NULL, irg, bl, op_be_Epilogue, mode_T, n, in);
init_node_attr(irn, n);
return irn;
}
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 ; }
......@@ -525,12 +563,13 @@ int be_is_Call (const ir_node *irn) { return be_get_irn_opcode(irn) ==
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_SetSP (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_SetSP ; }
int be_is_Alloca (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Alloca ; }
int be_is_AddSP (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_AddSP ; }
int be_is_RegParams (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_RegParams ; }
int be_is_StackParam (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_StackParam ; }
int be_is_FrameAddr (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_FrameAddr ; }
int be_is_FrameLoad (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_FrameLoad ; }
int be_is_FrameStore (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_FrameStore ; }
int be_is_Epilogue (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Epilogue ; }
int be_has_frame_entity(const ir_node *irn)
{
......
ir/be/benode_t.h
View file @ ee44abbb
......@@ -35,13 +35,15 @@ extern ir_op *op_be_Keep;
extern ir_op *op_be_Call;
extern ir_op *op_be_Return;
extern ir_op *op_be_IncSP;
extern ir_op *op_be_Alloca;
extern ir_op *op_be_AddSP;
extern ir_op *op_be_SetSP;
extern ir_op *op_be_RegParams;
extern ir_op *op_be_StackParam;
extern ir_op *op_be_FrameAddr;
extern ir_op *op_be_FrameLoad;
extern ir_op *op_be_FrameStore;
extern ir_op *op_be_Epilogue;
extern ir_op *op_be_Prologue;
typedef enum {
beo_NoBeOp = 0,
......@@ -50,10 +52,10 @@ typedef enum {
beo_Perm,
beo_Copy,
beo_Keep,
beo_NoReg,
beo_CopyKeep,
beo_Call,
beo_Return,
beo_Alloca,
beo_AddSP,
beo_IncSP,
beo_SetSP,
beo_RegParams,
......@@ -61,6 +63,8 @@ typedef enum {
beo_FrameLoad,
beo_FrameStore,
beo_FrameAddr,
beo_Epilogue,
beo_Prologue,
beo_Last
} be_opcode_t;
......@@ -112,7 +116,25 @@ ir_node *be_new_FrameStore(const arch_register_class_t *cls_frame, const arch_re
ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *frame, ir_node *data, entity *ent);
ir_node *be_new_FrameAddr(const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, entity *ent);
ir_node *be_new_Alloca(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *old_sp, ir_node *sz);
enum {
be_pos_AddSP_old_sp = 0,
be_pos_AddSP_size = 1,
be_pos_AddSP_last = 2
};
/**
* Make a new AddSP node.
* An AddSP node expresses an increase of the stack pointer in the direction the stack
* grows. In contrast to IncSP, the amount of bytes the stack pointer is grown, is not
* given by a constant but an ordinary Firm node.
* @param sp The stack pointer register.
* @param irg The graph.
* @param bl The block.
* @param old_sp The node representing the old stack pointer value.
* @param sz The node expressing the size by which the stack pointer shall be grown.
* @return A new AddSP node.
*/
ir_node *be_new_AddSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *sz);
ir_node *be_new_SetSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *operand, ir_node *mem);
......@@ -130,6 +152,8 @@ ir_node *be_new_SetSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_
*/
ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *mem, unsigned amount, be_stack_dir_t dir);
void be_set_IncSP_offset(ir_node *irn, unsigned offset);
unsigned be_get_IncSP_offset(const ir_node *irn);
......@@ -150,9 +174,16 @@ ir_node *be_new_Return(ir_graph *irg, ir_node *bl, int n, ir_node *in[]);
ir_node *be_new_StackParam(const arch_register_class_t *cls, const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_mode *mode, ir_node *frame_pointer, entity *ent);
ir_node *be_new_RegParams(ir_graph *irg, ir_node *bl, int n_out);
ir_node *be_new_Epilogue(ir_graph *irg, ir_node *bl, int n, ir_node *in[]);
ir_node *be_new_Prologue(ir_graph *irg, ir_node *bl, int n, ir_node *in[]);
ir_node *be_spill(const arch_env_t *arch_env, ir_node *irn,ir_node *spill_ctx);
ir_node *be_reload(const arch_env_t *arch_env, const arch_register_class_t *cls, ir_node *reloader, ir_mode *mode, ir_node *spill);
ir_node *be_new_CopyKeep(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *src, int n, ir_node *in_keep[], ir_mode *mode);
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);
/**
* Get the backend opcode of a backend node.
* @param irn The node.
......@@ -165,16 +196,19 @@ int be_is_Reload(const ir_node *irn);
int be_is_Copy(const ir_node *irn);
int be_is_Perm(const ir_node *irn);
int be_is_Keep(const ir_node *irn);
int be_is_CopyKeep(const ir_node *irn);
int be_is_Call(const ir_node *irn);
int be_is_Return(const ir_node *irn);
int be_is_IncSP(const ir_node *irn);
int be_is_SetSP(const ir_node *irn);
int be_is_Alloca(const ir_node *irn);
int be_is_AddSP(const ir_node *irn);
int be_is_RegParams(const ir_node *irn);
int be_is_StackParam(const ir_node *irn);
int be_is_FrameAddr(const ir_node *irn);
int be_is_FrameLoad(const ir_node *irn);
int be_is_FrameStore(const ir_node *irn);
int be_is_Epilogue(const ir_node *irn);
int be_is_Prologue(const ir_node *irn);
/**
* Get the entity on the stack frame the given node uses.
......
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