//static ir_mode *mode_fp4;
static pmap *node_to_stack;
-static ir_node *gen_SymConst(ir_node *node);
-
-
static inline int mode_needs_gp_reg(ir_mode *mode)
{
return mode_is_int(mode) || mode_is_reference(mode);
int src_bits)
{
if (src_bits == 8) {
- return new_bd_sparc_And_imm(dbgi, block, op, 0xFF);
+ return new_bd_sparc_And_imm(dbgi, block, op, NULL, 0xFF);
} else if (src_bits == 16) {
- ir_node *lshift = new_bd_sparc_Sll_imm(dbgi, block, op, 16);
- ir_node *rshift = new_bd_sparc_Slr_imm(dbgi, block, lshift, 16);
+ ir_node *lshift = new_bd_sparc_Sll_imm(dbgi, block, op, NULL, 16);
+ ir_node *rshift = new_bd_sparc_Slr_imm(dbgi, block, lshift, NULL, 16);
return rshift;
} else {
panic("zero extension only supported for 8 and 16 bits");
int src_bits)
{
int shift_width = 32 - src_bits;
- ir_node *lshift_node = new_bd_sparc_Sll_imm(dbgi, block, op, shift_width);
- ir_node *rshift_node = new_bd_sparc_Sra_imm(dbgi, block, lshift_node, shift_width);
+ ir_node *lshift_node = new_bd_sparc_Sll_imm(dbgi, block, op, NULL, shift_width);
+ ir_node *rshift_node = new_bd_sparc_Sra_imm(dbgi, block, lshift_node, NULL, shift_width);
return rshift_node;
}
typedef enum {
MATCH_NONE = 0,
- MATCH_COMMUTATIVE = 1 << 0, /**< commutative operation. */
+ MATCH_COMMUTATIVE = 1U << 0, /**< commutative operation. */
+ MATCH_MODE_NEUTRAL = 1U << 1, /**< the higher bits of the inputs don't
+ influence the significant lower bit at
+ all (for cases where mode < 32bit) */
} match_flags_t;
typedef ir_node* (*new_binop_reg_func) (dbg_info *dbgi, ir_node *block, ir_node *op1, ir_node *op2);
typedef ir_node* (*new_binop_fp_func) (dbg_info *dbgi, ir_node *block, ir_node *op1, ir_node *op2, ir_mode *mode);
-typedef ir_node* (*new_binop_imm_func) (dbg_info *dbgi, ir_node *block, ir_node *op1, int32_t immediate);
+typedef ir_node* (*new_binop_imm_func) (dbg_info *dbgi, ir_node *block, ir_node *op1, ir_entity *entity, int32_t immediate);
typedef ir_node* (*new_unop_fp_func) (dbg_info *dbgi, ir_node *block, ir_node *op1, ir_mode *mode);
+static bool is_value_imm_encodeable(int32_t value)
+{
+ return -4096 <= value && value <= 4095;
+}
+
/**
* checks if a node's value can be encoded as a immediate
- *
*/
static bool is_imm_encodeable(const ir_node *node)
{
return false;
value = get_tarval_long(get_Const_tarval(node));
- return -4096 <= value && value <= 4095;
+ return is_value_imm_encodeable(value);
+}
+
+static bool needs_extension(ir_mode *mode)
+{
+ return get_mode_size_bits(mode) < get_mode_size_bits(mode_gp);
+}
+
+/**
+ * Check, if a given node is a Down-Conv, ie. a integer Conv
+ * from a mode with a mode with more bits to a mode with lesser bits.
+ * Moreover, we return only true if the node has not more than 1 user.
+ *
+ * @param node the node
+ * @return non-zero if node is a Down-Conv
+ */
+static bool is_downconv(const ir_node *node)
+{
+ ir_mode *src_mode;
+ ir_mode *dest_mode;
+
+ if (!is_Conv(node))
+ return false;
+
+ src_mode = get_irn_mode(get_Conv_op(node));
+ dest_mode = get_irn_mode(node);
+ return
+ mode_needs_gp_reg(src_mode) &&
+ mode_needs_gp_reg(dest_mode) &&
+ get_mode_size_bits(dest_mode) <= get_mode_size_bits(src_mode);
+}
+
+static ir_node *sparc_skip_downconv(ir_node *node)
+{
+ while (is_downconv(node)) {
+ node = get_Conv_op(node);
+ }
+ return node;
}
/**
new_binop_reg_func new_reg,
new_binop_imm_func new_imm)
{
- dbg_info *dbgi = get_irn_dbg_info(node);
- ir_node *block = be_transform_node(get_nodes_block(node));
+ dbg_info *dbgi = get_irn_dbg_info(node);
+ ir_node *block = be_transform_node(get_nodes_block(node));
ir_node *new_op1;
ir_node *new_op2;
+ ir_mode *mode1;
+ ir_mode *mode2;
+
+ if (flags & MATCH_MODE_NEUTRAL) {
+ op1 = sparc_skip_downconv(op1);
+ op2 = sparc_skip_downconv(op2);
+ }
+ mode1 = get_irn_mode(op1);
+ mode2 = get_irn_mode(op2);
if (is_imm_encodeable(op2)) {
- ir_node *new_op1 = be_transform_node(op1);
- return new_imm(dbgi, block, new_op1, get_tarval_long(get_Const_tarval(op2)));
+ ir_node *new_op1 = be_transform_node(op1);
+ int32_t immediate = get_tarval_long(get_Const_tarval(op2));
+ if (! (flags & MATCH_MODE_NEUTRAL) && needs_extension(mode1)) {
+ new_op1 = gen_extension(dbgi, block, new_op1, mode1);
+ }
+ return new_imm(dbgi, block, new_op1, NULL, immediate);
}
new_op2 = be_transform_node(op2);
+ if (! (flags & MATCH_MODE_NEUTRAL) && needs_extension(mode2)) {
+ new_op2 = gen_extension(dbgi, block, new_op2, mode2);
+ }
if ((flags & MATCH_COMMUTATIVE) && is_imm_encodeable(op1)) {
- return new_imm(dbgi, block, new_op2, get_tarval_long(get_Const_tarval(op1)) );
+ int32_t immediate = get_tarval_long(get_Const_tarval(op1));
+ return new_imm(dbgi, block, new_op2, NULL, immediate);
}
- new_op1 = be_transform_node(op1);
+ new_op1 = be_transform_node(op1);
+ if (! (flags & MATCH_MODE_NEUTRAL) && needs_extension(mode1)) {
+ new_op1 = gen_extension(dbgi, block, new_op1, mode1);
+ }
return new_reg(dbgi, block, new_op1, new_op2);
}
panic("unsupported mode %+F for float op", mode);
}
+static ir_node *get_g0(void)
+{
+ return be_prolog_get_reg_value(abihelper, &sparc_gp_regs[REG_G0]);
+}
+
+typedef struct address_t {
+ ir_node *ptr;
+ ir_node *ptr2;
+ ir_entity *entity;
+ int32_t offset;
+} address_t;
+
+/**
+ * Match a load/store address
+ */
+static void match_address(ir_node *ptr, address_t *address, bool use_ptr2)
+{
+ ir_node *base = ptr;
+ ir_node *ptr2 = NULL;
+ int32_t offset = 0;
+ ir_entity *entity = NULL;
+
+ if (is_Add(base)) {
+ ir_node *add_right = get_Add_right(base);
+ if (is_Const(add_right)) {
+ base = get_Add_left(base);
+ offset += get_tarval_long(get_Const_tarval(add_right));
+ }
+ }
+ /* Note that we don't match sub(x, Const) or chains of adds/subs
+ * because this should all be normalized by now */
+
+ /* we only use the symconst if we're the only user otherwise we probably
+ * won't save anything but produce multiple sethi+or combinations with
+ * just different offsets */
+ if (is_SymConst(base) && get_irn_n_edges(base) == 1) {
+ dbg_info *dbgi = get_irn_dbg_info(ptr);
+ ir_node *block = get_nodes_block(ptr);
+ ir_node *new_block = be_transform_node(block);
+ entity = get_SymConst_entity(base);
+ base = new_bd_sparc_SetHi(dbgi, new_block, entity, offset);
+ } else if (use_ptr2 && is_Add(base) && entity == NULL && offset == 0) {
+ ptr2 = be_transform_node(get_Add_right(base));
+ base = be_transform_node(get_Add_left(base));
+ } else {
+ if (is_value_imm_encodeable(offset)) {
+ base = be_transform_node(base);
+ } else {
+ base = be_transform_node(ptr);
+ offset = 0;
+ }
+ }
+
+ address->ptr = base;
+ address->ptr2 = ptr2;
+ address->entity = entity;
+ address->offset = offset;
+}
+
/**
* Creates an sparc Add.
*
*/
static ir_node *gen_Add(ir_node *node)
{
- ir_mode *mode = get_irn_mode(node);
- ir_node *right = get_Add_right(node);
+ ir_mode *mode = get_irn_mode(node);
+ ir_node *right;
if (mode_is_float(mode)) {
return gen_helper_binfpop(node, mode, new_bd_sparc_fadd_s,
}
/* special case: + 0x1000 can be represented as - 0x1000 */
+ right = get_Add_right(node);
if (is_Const(right)) {
- tarval *tv = get_Const_tarval(right);
- uint32_t val = get_tarval_long(tv);
+ tarval *tv;
+ uint32_t val;
+ ir_node *left = get_Add_left(node);
+ /* is this simple address arithmetic? then we can let the linker do
+ * the calculation. */
+ if (is_SymConst(left)) {
+ dbg_info *dbgi = get_irn_dbg_info(node);
+ ir_node *block = be_transform_node(get_nodes_block(node));
+ address_t address;
+
+ /* the value of use_ptr2 shouldn't matter here */
+ match_address(node, &address, false);
+ assert(is_sparc_SetHi(address.ptr));
+ return new_bd_sparc_Or_imm(dbgi, block, address.ptr,
+ address.entity, address.offset);
+ }
+
+ tv = get_Const_tarval(right);
+ val = get_tarval_long(tv);
if (val == 0x1000) {
dbg_info *dbgi = get_irn_dbg_info(node);
ir_node *block = be_transform_node(get_nodes_block(node));
ir_node *op = get_Add_left(node);
ir_node *new_op = be_transform_node(op);
- return new_bd_sparc_Sub_imm(dbgi, block, new_op, -0x1000);
+ return new_bd_sparc_Sub_imm(dbgi, block, new_op, NULL, -0x1000);
}
}
- return gen_helper_binop(node, MATCH_COMMUTATIVE, new_bd_sparc_Add_reg, new_bd_sparc_Add_imm);
+ return gen_helper_binop(node, MATCH_COMMUTATIVE | MATCH_MODE_NEUTRAL,
+ new_bd_sparc_Add_reg, new_bd_sparc_Add_imm);
}
/**
static ir_node *create_ldf(dbg_info *dbgi, ir_node *block, ir_node *ptr,
ir_node *mem, ir_mode *mode, ir_entity *entity,
- int entity_sign, long offset, bool is_frame_entity)
+ long offset, bool is_frame_entity)
{
unsigned bits = get_mode_size_bits(mode);
assert(mode_is_float(mode));
if (bits == 32) {
return new_bd_sparc_Ldf_s(dbgi, block, ptr, mem, mode, entity,
- entity_sign, offset, is_frame_entity);
+ offset, is_frame_entity);
} else if (bits == 64) {
return new_bd_sparc_Ldf_d(dbgi, block, ptr, mem, mode, entity,
- entity_sign, offset, is_frame_entity);
+ offset, is_frame_entity);
} else {
assert(bits == 128);
return new_bd_sparc_Ldf_q(dbgi, block, ptr, mem, mode, entity,
- entity_sign, offset, is_frame_entity);
+ offset, is_frame_entity);
}
}
-static ir_node *create_stf(dbg_info *dbgi, ir_node *block, ir_node *ptr,
- ir_node *value, ir_node *mem, ir_mode *mode,
- ir_entity *entity, int entity_sign, long offset,
+static ir_node *create_stf(dbg_info *dbgi, ir_node *block, ir_node *value,
+ ir_node *ptr, ir_node *mem, ir_mode *mode,
+ ir_entity *entity, long offset,
bool is_frame_entity)
{
unsigned bits = get_mode_size_bits(mode);
assert(mode_is_float(mode));
if (bits == 32) {
- return new_bd_sparc_Stf_s(dbgi, block, ptr, value, mem, mode, entity,
- entity_sign, offset, is_frame_entity);
+ return new_bd_sparc_Stf_s(dbgi, block, value, ptr, mem, mode, entity,
+ offset, is_frame_entity);
} else if (bits == 64) {
- return new_bd_sparc_Stf_d(dbgi, block, ptr, value, mem, mode, entity,
- entity_sign, offset, is_frame_entity);
+ return new_bd_sparc_Stf_d(dbgi, block, value, ptr, mem, mode, entity,
+ offset, is_frame_entity);
} else {
assert(bits == 128);
- return new_bd_sparc_Stf_q(dbgi, block, ptr, value, mem, mode, entity,
- entity_sign, offset, is_frame_entity);
+ return new_bd_sparc_Stf_q(dbgi, block, value, ptr, mem, mode, entity,
+ offset, is_frame_entity);
}
}
*/
static ir_node *gen_Load(ir_node *node)
{
+ dbg_info *dbgi = get_irn_dbg_info(node);
ir_mode *mode = get_Load_mode(node);
ir_node *block = be_transform_node(get_nodes_block(node));
ir_node *ptr = get_Load_ptr(node);
- ir_node *new_ptr = be_transform_node(ptr);
ir_node *mem = get_Load_mem(node);
ir_node *new_mem = be_transform_node(mem);
- dbg_info *dbgi = get_irn_dbg_info(node);
ir_node *new_load = NULL;
+ address_t address;
if (mode_is_float(mode)) {
- new_load = create_ldf(dbgi, block, new_ptr, new_mem, mode, NULL, 0, 0, false);
+ match_address(ptr, &address, false);
+ new_load = create_ldf(dbgi, block, address.ptr, new_mem, mode,
+ address.entity, address.offset, false);
} else {
- new_load = new_bd_sparc_Ld(dbgi, block, new_ptr, new_mem, mode, NULL, 0, 0, false);
+ match_address(ptr, &address, true);
+ if (address.ptr2 != NULL) {
+ assert(address.entity == NULL && address.offset == 0);
+ new_load = new_bd_sparc_Ld_reg(dbgi, block, address.ptr,
+ address.ptr2, new_mem, mode);
+ } else {
+ new_load = new_bd_sparc_Ld_imm(dbgi, block, address.ptr, new_mem,
+ mode, address.entity, address.offset,
+ false);
+ }
}
set_irn_pinned(new_load, get_irn_pinned(node));
{
ir_node *block = be_transform_node(get_nodes_block(node));
ir_node *ptr = get_Store_ptr(node);
- ir_node *new_ptr = be_transform_node(ptr);
ir_node *mem = get_Store_mem(node);
ir_node *new_mem = be_transform_node(mem);
ir_node *val = get_Store_value(node);
ir_node *new_val = be_transform_node(val);
ir_mode *mode = get_irn_mode(val);
dbg_info *dbgi = get_irn_dbg_info(node);
- ir_node *new_store = NULL;
+ ir_node *new_store = NULL;
+ address_t address;
if (mode_is_float(mode)) {
- new_store = create_stf(dbgi, block, new_ptr, new_val, new_mem, mode, NULL, 0, 0, false);
+ /* TODO: variants with reg+reg address mode */
+ match_address(ptr, &address, false);
+ new_store = create_stf(dbgi, block, new_val, address.ptr, new_mem,
+ mode, address.entity, address.offset, false);
} else {
- new_store = new_bd_sparc_St(dbgi, block, new_ptr, new_val, new_mem, mode, NULL, 0, 0, false);
+ match_address(ptr, &address, true);
+ if (address.ptr2 != NULL) {
+ assert(address.entity == NULL && address.offset == 0);
+ new_store = new_bd_sparc_St_reg(dbgi, block, new_val, address.ptr,
+ address.ptr2, new_mem, mode);
+ } else {
+ new_store = new_bd_sparc_St_imm(dbgi, block, new_val, address.ptr,
+ new_mem, mode, address.entity,
+ address.offset, false);
+ }
}
set_irn_pinned(new_store, get_irn_pinned(node));
new_bd_sparc_fmul_d, new_bd_sparc_fmul_q);
}
- assert(mode_is_data(mode));
- return gen_helper_binop(node, MATCH_COMMUTATIVE,
+ return gen_helper_binop(node, MATCH_COMMUTATIVE | MATCH_MODE_NEUTRAL,
new_bd_sparc_Mul_reg, new_bd_sparc_Mul_imm);
}
{
ir_mode *mode = get_irn_mode(node);
ir_node *mul;
- ir_node *proj_res_hi;
if (mode_is_float(mode))
panic("FP not supported yet");
-
- assert(mode_is_data(mode));
mul = gen_helper_binop(node, MATCH_COMMUTATIVE, new_bd_sparc_Mulh_reg, new_bd_sparc_Mulh_imm);
- //arch_irn_add_flags(mul, arch_irn_flags_modify_flags);
- proj_res_hi = new_r_Proj(mul, mode_gp, pn_sparc_Mulh_low);
- return proj_res_hi;
+ return new_r_Proj(mul, mode_gp, pn_sparc_Mulh_low);
+}
+
+static ir_node *gen_sign_extension_value(ir_node *node)
+{
+ ir_node *block = get_nodes_block(node);
+ ir_node *new_block = be_transform_node(block);
+ ir_node *new_node = be_transform_node(node);
+ /* TODO: we could do some shortcuts for some value types probably.
+ * (For constants or other cases where we know the sign bit in
+ * advance) */
+ return new_bd_sparc_Sra_imm(NULL, new_block, new_node, NULL, 31);
}
/**
*/
static ir_node *gen_Div(ir_node *node)
{
- ir_mode *mode = get_Div_resmode(node);
- ir_node *res;
+ dbg_info *dbgi = get_irn_dbg_info(node);
+ ir_node *block = get_nodes_block(node);
+ ir_node *new_block = be_transform_node(block);
+ ir_mode *mode = get_Div_resmode(node);
+ ir_node *left = get_Div_left(node);
+ ir_node *left_low = be_transform_node(left);
+ ir_node *right = get_Div_right(node);
+ ir_node *res;
assert(!mode_is_float(mode));
if (mode_is_signed(mode)) {
- res = gen_helper_binop(node, 0, new_bd_sparc_SDiv_reg,
- new_bd_sparc_SDiv_imm);
+ ir_node *left_high = gen_sign_extension_value(left);
+
+ if (is_imm_encodeable(right)) {
+ int32_t immediate = get_tarval_long(get_Const_tarval(right));
+ res = new_bd_sparc_SDiv_imm(dbgi, new_block, left_high, left_low,
+ NULL, immediate);
+ } else {
+ ir_node *new_right = be_transform_node(right);
+ res = new_bd_sparc_SDiv_reg(dbgi, new_block, left_high, left_low,
+ new_right);
+ }
} else {
- res = gen_helper_binop(node, 0, new_bd_sparc_UDiv_reg,
- new_bd_sparc_UDiv_imm);
+ ir_node *left_high = get_g0();
+ if (is_imm_encodeable(right)) {
+ int32_t immediate = get_tarval_long(get_Const_tarval(right));
+ res = new_bd_sparc_UDiv_imm(dbgi, new_block, left_high, left_low,
+ NULL, immediate);
+ } else {
+ ir_node *new_right = be_transform_node(right);
+ res = new_bd_sparc_UDiv_reg(dbgi, new_block, left_high, left_low,
+ new_right);
+ }
}
+
return res;
}
dbg_info *const dbgi = get_irn_dbg_info(node);
ir_node *const op = get_Abs_op(node);
ir_node *const new_op = be_transform_node(op);
- ir_node *const sra = new_bd_sparc_Sra_imm(dbgi, block, new_op, 31);
+ ir_node *const sra = new_bd_sparc_Sra_imm(dbgi, block, new_op, NULL, 31);
ir_node *const xor = new_bd_sparc_Xor_reg(dbgi, block, new_op, sra);
ir_node *const sub = new_bd_sparc_Sub_reg(dbgi, block, xor, sra);
return sub;
}
}
-static ir_node *get_g0(void)
-{
- return be_prolog_get_reg_value(abihelper, &sparc_gp_regs[REG_G0]);
-}
-
/**
* Transforms a Not node.
*
if (is_Not(right)) {
ir_node *not_op = get_Not_op(right);
- return gen_helper_binop_args(node, left, not_op, MATCH_NONE,
+ return gen_helper_binop_args(node, left, not_op, MATCH_MODE_NEUTRAL,
new_bd_sparc_AndN_reg,
new_bd_sparc_AndN_imm);
}
if (is_Not(left)) {
ir_node *not_op = get_Not_op(left);
- return gen_helper_binop_args(node, right, not_op, MATCH_NONE,
+ return gen_helper_binop_args(node, right, not_op, MATCH_MODE_NEUTRAL,
new_bd_sparc_AndN_reg,
new_bd_sparc_AndN_imm);
}
- return gen_helper_binop(node, MATCH_COMMUTATIVE, new_bd_sparc_And_reg,
- new_bd_sparc_And_imm);
+ return gen_helper_binop(node, MATCH_COMMUTATIVE | MATCH_MODE_NEUTRAL,
+ new_bd_sparc_And_reg, new_bd_sparc_And_imm);
}
static ir_node *gen_Or(ir_node *node)
if (is_Not(right)) {
ir_node *not_op = get_Not_op(right);
- return gen_helper_binop_args(node, left, not_op, MATCH_NONE,
+ return gen_helper_binop_args(node, left, not_op, MATCH_MODE_NEUTRAL,
new_bd_sparc_OrN_reg,
new_bd_sparc_OrN_imm);
}
if (is_Not(left)) {
ir_node *not_op = get_Not_op(left);
- return gen_helper_binop_args(node, right, not_op, MATCH_NONE,
+ return gen_helper_binop_args(node, right, not_op, MATCH_MODE_NEUTRAL,
new_bd_sparc_OrN_reg,
new_bd_sparc_OrN_imm);
}
- return gen_helper_binop(node, MATCH_COMMUTATIVE, new_bd_sparc_Or_reg,
- new_bd_sparc_Or_imm);
+ return gen_helper_binop(node, MATCH_COMMUTATIVE | MATCH_MODE_NEUTRAL,
+ new_bd_sparc_Or_reg, new_bd_sparc_Or_imm);
}
static ir_node *gen_Eor(ir_node *node)
if (is_Not(right)) {
ir_node *not_op = get_Not_op(right);
- return gen_helper_binop_args(node, left, not_op, MATCH_COMMUTATIVE,
+ return gen_helper_binop_args(node, left, not_op,
+ MATCH_COMMUTATIVE | MATCH_MODE_NEUTRAL,
new_bd_sparc_XNor_reg,
new_bd_sparc_XNor_imm);
}
new_bd_sparc_XNor_imm);
}
- return gen_helper_binop(node, MATCH_COMMUTATIVE, new_bd_sparc_Xor_reg,
- new_bd_sparc_Xor_imm);
+ return gen_helper_binop(node, MATCH_COMMUTATIVE | MATCH_MODE_NEUTRAL,
+ new_bd_sparc_Xor_reg, new_bd_sparc_Xor_imm);
}
static ir_node *gen_Shl(ir_node *node)
return new_bd_sparc_Sub_reg(dbgi, block, zero, new_op);
}
-static ir_node *make_addr(dbg_info *dbgi, ir_entity *entity)
-{
- ir_node *block = get_irg_start_block(current_ir_graph);
- ir_node *node = new_bd_sparc_SymConst(dbgi, block, entity);
- be_dep_on_frame(node);
- return node;
-}
-
/**
* Create an entity for a given (floating point) tarval
*/
if (mode_is_float(mode)) {
tarval *tv = get_Const_tarval(node);
ir_entity *entity = create_float_const_entity(tv);
- ir_node *addr = make_addr(dbgi, entity);
+ ir_node *hi = new_bd_sparc_SetHi(dbgi, block, entity, 0);
ir_node *mem = new_NoMem();
ir_node *new_op
- = create_ldf(dbgi, block, addr, mem, mode, NULL, 0, 0, false);
+ = create_ldf(dbgi, block, hi, mem, mode, entity, 0, false);
ir_node *proj = new_Proj(new_op, mode, pn_sparc_Ldf_res);
+ be_dep_on_frame(hi);
set_irn_pinned(new_op, op_pin_state_floats);
return proj;
if (value == 0) {
return get_g0();
} else if (-4096 <= value && value <= 4095) {
- return new_bd_sparc_Or_imm(dbgi, block, get_g0(), value);
+ return new_bd_sparc_Or_imm(dbgi, block, get_g0(), NULL, value);
} else {
- ir_node *hi = new_bd_sparc_SetHi(dbgi, block, value);
+ ir_node *hi = new_bd_sparc_SetHi(dbgi, block, NULL, value);
be_dep_on_frame(hi);
if ((value & 0x3ff) != 0) {
- return new_bd_sparc_Or_imm(dbgi, block, hi, value & 0x3ff);
+ return new_bd_sparc_Or_imm(dbgi, block, hi, NULL, value & 0x3ff);
} else {
return hi;
}
return get_irn_mode(op);
}
-/**
- * Transform Cond nodes
- */
+static ir_node *make_address(dbg_info *dbgi, ir_node *block, ir_entity *entity,
+ int32_t offset)
+{
+ ir_node *hi = new_bd_sparc_SetHi(dbgi, block, entity, offset);
+ ir_node *low = new_bd_sparc_Or_imm(dbgi, block, hi, entity, offset);
+ be_dep_on_frame(hi);
+ return low;
+}
+
+static ir_node *gen_SwitchJmp(ir_node *node)
+{
+ dbg_info *dbgi = get_irn_dbg_info(node);
+ ir_node *block = be_transform_node(get_nodes_block(node));
+ ir_node *selector = get_Cond_selector(node);
+ ir_node *new_selector = be_transform_node(selector);
+ long switch_min = LONG_MAX;
+ long switch_max = LONG_MIN;
+ long default_pn = get_Cond_default_proj(node);
+ ir_entity *entity;
+ ir_node *table_address;
+ ir_node *index;
+ ir_node *load;
+ ir_node *address;
+ unsigned length;
+ const ir_edge_t *edge;
+
+ /* switch with smaller mode not implemented yet */
+ assert(get_mode_size_bits(get_irn_mode(selector)) == 32);
+
+ foreach_out_edge(node, edge) {
+ ir_node *proj = get_edge_src_irn(edge);
+ long pn = get_Proj_proj(proj);
+ if (pn == default_pn)
+ continue;
+
+ switch_min = pn<switch_min ? pn : switch_min;
+ switch_max = pn>switch_max ? pn : switch_max;
+ }
+ length = (unsigned long) (switch_max - switch_min);
+ if (length > 16000) {
+ panic("Size of switch %+F bigger than 16000", node);
+ }
+
+ entity = new_entity(NULL, id_unique("TBL%u"), get_unknown_type());
+ set_entity_visibility(entity, ir_visibility_private);
+ add_entity_linkage(entity, IR_LINKAGE_CONSTANT);
+
+ /* TODO: this code does not construct code to check for access
+ * out-of bounds of the jumptable yet. I think we should put this stuff
+ * into the switch_lowering phase to get some additional optimisations
+ * done. */
+
+ /* construct base address */
+ table_address = make_address(dbgi, block, entity,
+ -switch_min * get_mode_size_bytes(mode_gp));
+ /* scale index */
+ index = new_bd_sparc_Sll_imm(dbgi, block, new_selector, NULL, 2);
+ /* load from jumptable */
+ load = new_bd_sparc_Ld_reg(dbgi, block, table_address, index, new_NoMem(),
+ mode_gp);
+ address = new_r_Proj(load, mode_gp, pn_sparc_Ld_res);
+
+ return new_bd_sparc_SwitchJmp(dbgi, block, address, default_pn, entity);
+}
+
static ir_node *gen_Cond(ir_node *node)
{
ir_node *selector = get_Cond_selector(node);
// switch/case jumps
if (mode != mode_b) {
- panic("SwitchJump not implemented yet");
+ return gen_SwitchJmp(node);
}
// regular if/else jumps
*/
static ir_node *gen_Cmp(ir_node *node)
{
- ir_node *block = be_transform_node(get_nodes_block(node));
ir_node *op1 = get_Cmp_left(node);
ir_node *op2 = get_Cmp_right(node);
ir_mode *cmp_mode = get_irn_mode(op1);
- dbg_info *dbgi = get_irn_dbg_info(node);
- ir_node *new_op1 = be_transform_node(op1);
- ir_node *new_op2 = be_transform_node(op2);
assert(get_irn_mode(op2) == cmp_mode);
if (mode_is_float(cmp_mode)) {
- unsigned bits = get_mode_size_bits(cmp_mode);
+ ir_node *block = be_transform_node(get_nodes_block(node));
+ dbg_info *dbgi = get_irn_dbg_info(node);
+ ir_node *new_op1 = be_transform_node(op1);
+ ir_node *new_op2 = be_transform_node(op2);
+ unsigned bits = get_mode_size_bits(cmp_mode);
if (bits == 32) {
return new_bd_sparc_fcmp_s(dbgi, block, new_op1, new_op2, cmp_mode);
} else if (bits == 64) {
}
/* integer compare */
- new_op1 = gen_extension(dbgi, block, new_op1, cmp_mode);
- new_op2 = gen_extension(dbgi, block, new_op2, cmp_mode);
- return new_bd_sparc_Cmp_reg(dbgi, block, new_op1, new_op2);
+ return gen_helper_binop_args(node, op1, op2, MATCH_NONE,
+ new_bd_sparc_Cmp_reg, new_bd_sparc_Cmp_imm);
}
/**
*/
static ir_node *gen_SymConst(ir_node *node)
{
- ir_entity *entity = get_SymConst_entity(node);
- dbg_info *dbgi = get_irn_dbg_info(node);
-
- return make_addr(dbgi, entity);
+ ir_entity *entity = get_SymConst_entity(node);
+ dbg_info *dbgi = get_irn_dbg_info(node);
+ ir_node *block = get_nodes_block(node);
+ ir_node *new_block = be_transform_node(block);
+ return make_address(dbgi, new_block, entity, 0);
}
static ir_node *create_fftof(dbg_info *dbgi, ir_node *block, ir_node *op,
ir_graph *irg = current_ir_graph;
ir_node *sp = get_irg_frame(irg);
ir_node *nomem = new_NoMem();
- ir_node *st = new_bd_sparc_St(dbgi, block, sp, value0, nomem, mode_gp,
- NULL, 0, 0, true);
+ ir_node *st = new_bd_sparc_St_imm(dbgi, block, value0, sp, nomem,
+ mode_gp, NULL, 0, true);
ir_mode *mode;
ir_node *ldf;
ir_node *mem;
set_irn_pinned(st, op_pin_state_floats);
if (value1 != NULL) {
- ir_node *st1 = new_bd_sparc_St(dbgi, block, sp, value1, nomem, mode_gp,
- NULL, 0, 4, true);
+ ir_node *st1 = new_bd_sparc_St_imm(dbgi, block, value1, sp, nomem,
+ mode_gp, NULL, 4, true);
ir_node *in[2] = { st, st1 };
ir_node *sync = new_r_Sync(block, 2, in);
set_irn_pinned(st1, op_pin_state_floats);
mode = mode_fp;
}
- ldf = create_ldf(dbgi, block, sp, mem, mode, NULL, 0, 0, true);
+ ldf = create_ldf(dbgi, block, sp, mem, mode, NULL, 0, true);
set_irn_pinned(ldf, op_pin_state_floats);
return new_Proj(ldf, mode, pn_sparc_Ldf_res);
ir_graph *irg = current_ir_graph;
ir_node *stack = get_irg_frame(irg);
ir_node *nomem = new_NoMem();
- ir_node *stf = create_stf(dbgi, block, stack, node, nomem, float_mode,
- NULL, 0, 0, true);
+ ir_node *stf = create_stf(dbgi, block, node, stack, nomem, float_mode,
+ NULL, 0, true);
int bits = get_mode_size_bits(float_mode);
ir_node *ld;
set_irn_pinned(stf, op_pin_state_floats);
- ld = new_bd_sparc_Ld(dbgi, block, stack, stf, mode_gp, NULL, 0, 0, true);
+ ld = new_bd_sparc_Ld_imm(dbgi, block, stack, stf, mode_gp, NULL, 0, true);
set_irn_pinned(ld, op_pin_state_floats);
result[0] = new_Proj(ld, mode_gp, pn_sparc_Ld_res);
if (bits == 64) {
- ir_node *ld2 = new_bd_sparc_Ld(dbgi, block, stack, stf, mode_gp,
- NULL, 0, 4, true);
+ ir_node *ld2 = new_bd_sparc_Ld_imm(dbgi, block, stack, stf, mode_gp,
+ NULL, 4, true);
set_irn_pinned(ld, op_pin_state_floats);
result[1] = new_Proj(ld2, mode_gp, pn_sparc_Ld_res);
/* create a parameter frame if necessary */
if (mode_is_float(mode)) {
- str = create_stf(dbgi, new_block, incsp, new_value, new_mem,
- mode, NULL, 0, param->offset, true);
+ str = create_stf(dbgi, new_block, new_value, incsp, new_mem,
+ mode, NULL, param->offset, true);
} else {
- str = new_bd_sparc_St(dbgi, new_block, incsp, new_value, new_mem,
- mode, NULL, 0, param->offset, true);
+ str = new_bd_sparc_St_imm(dbgi, new_block, new_value, incsp,
+ new_mem, mode, NULL, param->offset, true);
}
set_irn_pinned(str, op_pin_state_floats);
sync_ins[sync_arity++] = str;
assert(get_entity_owner(entity) !=
get_method_value_param_type(get_entity_type(get_irg_entity(get_irn_irg(node)))));
- return new_bd_sparc_FrameAddr(dbgi, new_block, new_ptr, entity);
+ return new_bd_sparc_FrameAddr(dbgi, new_block, new_ptr, entity, 0);
}
static const arch_register_req_t float1_req = {
} else if (param->entity != NULL) {
ir_node *fp = be_prolog_get_reg_value(abihelper, fp_reg);
ir_node *mem = be_prolog_get_memory(abihelper);
- ir_node *ld = new_bd_sparc_Ld(NULL, new_block, fp, mem,
- mode_gp, param->entity,
- 0, 0, true);
+ ir_node *ld = new_bd_sparc_Ld_imm(NULL, new_block, fp, mem,
+ mode_gp, param->entity,
+ 0, true);
value1 = new_Proj(ld, mode_gp, pn_sparc_Ld_res);
}
if (mode_is_float(mode)) {
load = create_ldf(NULL, new_block, fp, mem, mode,
- param->entity, 0, 0, true);
+ param->entity, 0, true);
value = new_r_Proj(load, mode_fp, pn_sparc_Ldf_res);
} else {
- load = new_bd_sparc_Ld(NULL, new_block, fp, mem, mode,
- param->entity, 0, 0, true);
+ load = new_bd_sparc_Ld_imm(NULL, new_block, fp, mem, mode,
+ param->entity, 0, true);
value = new_r_Proj(load, mode_gp, pn_sparc_Ld_res);
}
set_irn_pinned(load, op_pin_state_floats);
projects / libfirm / blobdiff