# "op_flags" => "N|L|C|X|I|F|Y|H|c",
# "arity" => "0|1|2|3|variable|dynamic|all",
# "state" => "floats|pinned",
-# "args" => "DEFAULT"
-# or
-# [
+# "args" => [
# { "type" => "type 1", "name" => "name 1" },
# { "type" => "type 2", "name" => "name 2" },
# ...
# ],
# "comment" => "any comment for constructor",
-# "rd_constructor" => "DEFAULT"
-# or
-# "c source code which constructs an ir_node"
+# "rd_constructor" => "c source code which constructs an ir_node"
# },
#
# ... # (all nodes you need to describe)
# H irop_flag_highlevel
# c irop_flag_constlike
#
-# arity: arity of the operation
-# args: the arguments of the node constructor (debug, irg and block
+# op_flags: flags for the operation, OPTIONAL (default is "N")
+#
+# state: state of the operation, OPTIONAL (default is "pinned")
+#
+# arity: arity of the operation, MUST NOT BE OMITTED
+#
+# args: the OPTIONAL arguments of the node constructor (debug, irg and block
# are always the first 3 arguments and are always autmatically
# created)
-# or DEFAULT
-# DEFAULT will create the following arguments:
+# If this key is missing the following arguments will be created:
# for i = 1 .. arity: ir_node *op_i
# ir_mode *mode
-# comment: optional comment for the node constructor
+#
+# comment: OPTIONAL comment for the node constructor
+#
# rd_constructor: for every operation there will be a
# new_rd_<arch>_<op-name> function with the arguments from above
# which creates the ir_node corresponding to the defined operation
# you can either put the complete source code of this function here
-# or use DEFAULT
-# DEFAULT creates the following constructor:
#
+# This key is OPTIONAL. If omitted, the following constructor will
+# be created:
# if (!op_<arch>_<op-name>) assert(0);
# for i = 1 to arity
# set in[i] = op_i
# done
-# res = new_ir_node(dbg, irg, block, op_<arch>_<op-name>, mode, in)
+# res = new_ir_node(db, irg, block, op_<arch>_<op-name>, mode, arity, in)
# res = optimize_node(res)
# IRN_VRFY_IRG(res, irg)
# return res
#
-# NOTE: You can use DEFAULT if and only if arity is 0,1,2 or 3
+# NOTE: rd_constructor and args are only optional if and only if arity is 0,1,2 or 3
+
+%reg_classes = (
+ "general_purpose" => [
+ { "name" => "eax", "type" => 0 },
+ { "name" => "ebx", "type" => 0 },
+ { "name" => "ecx", "type" => 0 },
+ { "name" => "edx", "type" => 0 },
+ { "name" => "edi", "type" => 0 },
+ { "name" => "esi", "type" => 0 },
+ { "name" => "ebp", "type" => 0 }
+ ],
+ "floating_point" => [
+ { "name" => "xmm0", "type" => 0 },
+ { "name" => "xmm1", "type" => 0 },
+ { "name" => "xmm2", "type" => 0 },
+ { "name" => "xmm3", "type" => 0 },
+ { "name" => "xmm4", "type" => 0 },
+ { "name" => "xmm5", "type" => 0 },
+ { "name" => "xmm6", "type" => 0 },
+ { "name" => "xmm7", "type" => 0 },
+ ],
+ "flag_register" => [
+ { "name" => "eflags", "type" => 0 }
+ ]
+); # %reg_classes
#--------------------------------------------------#
# _ #
# commutative operations
"Add" => {
- "op_flags" => "C",
- "state" => "pinned",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Add: Add(a, b) = Add(b, a) = a + b",
- "rd_constructor" => "DEFAULT"
+ "op_flags" => "C",
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct Add: Add(a, b) = Add(b, a) = a + b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. addl %s2, %d1\t\t\t/* Add(%s1, %s2) -> %d1 */'
},
"Add_i" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Add: Add(a, const) = Add(const, a) = a + const",
- "rd_constructor" => "DEFAULT"
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Add: Add(a, const) = Add(const, a) = a + const",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. addl %c, %d1\t\t\t/* Add(%c, %s1) -> %d1 */'
},
"Mul" => {
- "op_flags" => "C",
- "state" => "pinned",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Mul: Mul(a, b) = Mul(b, a) = a * b",
- "rd_constructor" => "DEFAULT"
+ "op_flags" => "C",
+ "arity" => 2,
+ "comment" => "construct Mul: Mul(a, b) = Mul(b, a) = a * b",
+ "reg_req" => { "in" => [ "eax", "general_purpose" ], "out" => [ "eax" ] },
+ "emit" =>
+' if (mode_is_signed(get_irn_mode(n))) {
+4. imull %s2\t\t\t/* signed Mul(%s1, %s2) -> %d1 */
+ }
+ else {
+4. mull %s2\t\t\t/* unsigned Mul(%s1, %s2) -> %d1 */
+ }
+'
},
"Mul_i" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Mul: Mul(a, const) = Mul(const, a) = a * const",
- "rd_constructor" => "DEFAULT"
+ "state" => "pinned",
+ "arity" => 1,
+ "comment" => "construct Mul: Mul(a, const) = Mul(const, a) = a * const",
+# "reg_req" => { "in" => [ "eax" ], "out" => [ "eax" ] },
+ "reg_req" => { "in" => [ "!eax" ], "out" => [ "eax" ] },
+ "emit" =>
+' if (mode_is_signed(get_irn_mode(n))) {
+4. imull %c\t\t\t/* signed Mul(%c, %s1) -> %d1 */
+ }
+ else {
+4. mull %c\t\t\t/* unsigned Mul(%c, %s1) -> %d1 */
+ }
+'
+},
+
+"Mulh" => {
+ "op_flags" => "C",
+ "arity" => 2,
+ "comment" => "construct Mulh: Mulh(a, b) = Mulh(b, a) = get_32_highest_bits(a * b)",
+ "reg_req" => { "in" => [ "eax", "general_purpose" ], "out" => [ "edx" ] },
+ "emit" =>
+' if (mode_is_signed(get_irn_mode(n))) {
+4. imull %s2\t\t\t/* signed Mulh(%s1, %s2) -> %d1 */
+ }
+ else {
+4. mull %s2\t\t\t/* unsigned Mulh(%s1, %s2) -> %d1 */
+ }
+'
+},
+
+"Mulh_i" => {
+ "state" => "pinned",
+ "arity" => 1,
+ "comment" => "construct Mulh: Mulh(a, const) = Mulh(const, a) = get_32_highest_bits(a * const)",
+ "reg_req" => { "in" => [ "eax" ], "out" => [ "edx" ] },
+ "emit" =>
+' if (mode_is_signed(get_irn_mode(n))) {
+4. imull %c\t\t\t/* signed Mulh(%c, %s1) -> %d1 */
+ }
+ else {
+4. mull %c\t\t\t/* unsigned Mulh(%c, %s1) -> %d1 */
+ }
+'
},
"And" => {
- "op_flags" => "C",
- "state" => "pinned",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct And: And(a, b) = And(b, a) = a AND b",
- "rd_constructor" => "DEFAULT"
+ "op_flags" => "C",
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct And: And(a, b) = And(b, a) = a AND b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. andl %s2, %d1\t\t\t/* And(%s1, %s2) -> %d1 */'
},
"And_i" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct And: And(a, const) = And(const, a) = a AND const",
- "rd_constructor" => "DEFAULT"
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct And: And(a, const) = And(const, a) = a AND const",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. andl %c, %d1\t\t\t/* And(%c, %s1) -> %d1 */'
},
"Or" => {
- "op_flags" => "C",
- "state" => "pinned",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Or: Or(a, b) = Or(b, a) = a OR b",
- "rd_constructor" => "DEFAULT"
+ "op_flags" => "C",
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct Or: Or(a, b) = Or(b, a) = a OR b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. orl %s2, %d1\t\t\t/* Or(%s1, %s2) -> %d1 */'
},
"Or_i" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Or: Or(a, const) = Or(const, a) = a OR const",
- "rd_constructor" => "DEFAULT"
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Or: Or(a, const) = Or(const, a) = a OR const",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. orl %c, %d1\t\t\t/* Or(%c, %s1) -> %d1 */'
},
"Eor" => {
- "op_flags" => "C",
- "state" => "pinned",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Eor: Eor(a, b) = Eor(b, a) = a EOR b",
- "rd_constructor" => "DEFAULT"
+ "op_flags" => "C",
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct Eor: Eor(a, b) = Eor(b, a) = a EOR b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. xorl %s2, %d1\t\t\t/* Xor(%s1, %s2) -> %d1 */'
},
"Eor_i" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Eor: Eor(a, const) = Eor(const, a) = a EOR const",
- "rd_constructor" => "DEFAULT"
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Eor: Eor(a, const) = Eor(const, a) = a EOR const",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. xorl %c, %d1\t\t\t/* Xor(%c, %s1) -> %d1 */'
+},
+
+"Max" => {
+ "op_flags" => "C",
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct Max: Max(a, b) = Max(b, a) = a > b ? a : b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" =>
+'2. cmpl %s2, %s1\t\t\t/* prepare Max (%s1 should be %d1) */
+ if (mode_is_signed(get_irn_mode(n))) {
+4. cmovl %s2, %d1\t\t\t/* %s1 is less %s2 */
+ }
+ else {
+4. cmovb %s2, %d1\t\t\t/* %s1 is below %s2 */
+ }
+'
+},
+
+"Min" => {
+ "op_flags" => "C",
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct Min: Min(a, b) = Min(b, a) = a < b ? a : b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" =>
+'2. cmpl %s2, %s1\t\t\t/* prepare Min (%s1 should be %d1) */
+ if (mode_is_signed(get_irn_mode(n))) {
+2. cmovg %s2, %d1\t\t\t/* %s1 is greater %s2 */
+ }
+ else {
+2. cmova %s2, %d1\t\t\t/* %s1 is above %s2 */
+ }
+'
},
# not commutative operations
"Sub" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Sub: Sub(a, b) = a - b",
- "rd_constructor" => "DEFAULT"
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct Sub: Sub(a, b) = a - b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. subl %s2, %d1\t\t\t/* Sub(%s1, %s2) -> %d1 */'
},
"Sub_i" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Sub: Sub(a, const) = a - const",
- "rd_constructor" => "DEFAULT"
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Sub: Sub(a, const) = a - const",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. subl %c, %d1\t\t\t/* Sub(%s1, %c) -> %d1 */'
},
-"Mod" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Mod: Mod(a, b) = a % b",
- "rd_constructor" => "DEFAULT"
-},
-
-"Mod_i" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Mod: Mod(a, const) = a % const",
- "rd_constructor" => "DEFAULT"
+"DivMod" => {
+ "arity" => 4,
+ "comment" => "construct DivMod: DivMod(a,b) = (a / b, a % b)",
+ "reg_req" => { "in" => [ "eax", "general_purpose", "edx" ], "out" => [ "eax", "edx" ] },
+ "emit" =>
+' if (mode_is_signed(get_irn_mode(n))) {
+4. idivl %s2\t\t\t/* signed Mod(%s1, %s2) -> %d1 */
+ }
+ else {
+4. divl %s2\t\t\t/* unsigned Mod(%s1, %s2) -> %d1 */
+ }
+',
+ "args" => [
+ { "type" => "ir_node *", "name" => "mem" },
+ { "type" => "ir_node *", "name" => "divisor" },
+ { "type" => "ir_node *", "name" => "dividend" },
+ { "type" => "divmod_flavour_t", "name" => "dm_flav" }, # flavours (flavour_Div, flavour_Mod, flavour_DivMod)
+ { "type" => "ir_mode *", "name" => "mode" },
+ ],
+ "rd_constructor" =>
+" ir_node *res;
+ ir_node *in[4];
+
+ if (!op_ia32_DivMod) assert(0);
+
+ in[0] = mem;
+ in[2] = dividend;
+
+ if (mode_is_signed(mode)) {
+ ir_node *cltd;
+ /* in signed mode , we need to sign extend the divisor */
+ cltd = new_rd_ia32_Cltd(db, current_ir_graph, block, divisor, mode_T);
+ in[1] = new_rd_Proj(db, current_ir_graph, block, cltd, mode, pn_EAX);
+ in[3] = new_rd_Proj(db, current_ir_graph, block, cltd, mode, pn_EDX);
+ }
+ else {
+ in[1] = divisor;
+ in[3] = new_rd_ia32_Const(db, current_ir_graph, block, mode);
+ set_ia32_Const_type(in[2], asmop_Const);
+ set_ia32_Immop_tarval(in[2], get_tarval_null(mode_Iu));
+ }
+
+ res = new_ir_node(db, irg, block, op_ia32_DivMod, mode, 4, in);
+ res = optimize_node(res);
+ irn_vrfy_irg(res, irg);
+
+ set_ia32_DivMod_flavour(res, dm_flav);
+ set_ia32_n_res(res, 2);
+
+ return res;
+"
},
"Shl" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Shl: Shl(a, b) = a << b",
- "rd_constructor" => "DEFAULT"
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct Shl: Shl(a, b) = a << b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. shll %s2, %d1\t\t\t/* Shl(%s1, %s2) -> %d1 */'
},
"Shl_i" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Shl: Shl(a, const) = a << const",
- "rd_constructor" => "DEFAULT"
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Shl: Shl(a, const) = a << const",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. shll %c, %d1\t\t\t/* Shl(%s1, %c) -> %d1 */'
},
"Shr" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Shr: Shr(a, b) = a >> b",
- "rd_constructor" => "DEFAULT"
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct Shr: Shr(a, b) = a >> b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. shrl %s2, %d1\t\t\t/* Shr(%s1, %s2) -> %d1 */'
},
"Shr_i" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Shr: Shr(a, const) = a >> const",
- "rd_constructor" => "DEFAULT"
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Shr: Shr(a, const) = a >> const",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. shrl %c, %d1\t\t\t/* Shr(%s1, %c) -> %d1 */'
},
"Shrs" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Shrs: Shrs(a, b) = a >> b",
- "rd_constructor" => "DEFAULT"
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct Shrs: Shrs(a, b) = a >> b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. sarl %s2, %d1\t\t\t/* Shrs(%s1, %s2) -> %d1 */'
},
"Shrs_i" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Shrs: Shrs(a, const) = a >> const",
- "rd_constructor" => "DEFAULT"
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Shrs: Shrs(a, const) = a >> const",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. sarl %c, %d1\t\t\t/* Shrs(%s1, %c) -> %d1 */'
},
-"Rot" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Rot: Rot(a, b) = a ROT b",
- "rd_constructor" => "DEFAULT"
+"RotR" => {
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct RotR: RotR(a, b) = a ROTR b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. rorl %s2, %d1\t\t\t/* RotR(%s1, %s2) -> %d1 */'
},
-"Rot_i" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Rot: Rot(a, const) = a ROT const",
- "rd_constructor" => "DEFAULT"
+"RotL" => {
+ "arity" => 2,
+ "remat" => 1,
+ "comment" => "construct RotL: RotL(a, b) = a ROTL b",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. roll %s2, %d1\t\t\t/* RotL(%s1, %s2) -> %d1 */'
+},
+
+"RotL_i" => {
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct RotL: RotL(a, const) = a ROTL const",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. roll %c, %d1\t\t\t/* RotL(%s1, %c) -> %d1 */'
},
"Minus" => {
- "op_flags" => "N",
- "state" => "pinned",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Minus: Minus(a) = -a",
- "rd_constructor" => "DEFAULT"
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Minus: Minus(a) = -a",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. negl %d1\t\t\t/* Neg(%s1) -> %d1 */'
+},
+
+"Inc" => {
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Increment: Inc(a) = a++",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. incl %d1\t\t\t/* Inc(%s1) -> %d1 */'
+},
+
+"Dec" => {
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Decrement: Dec(a) = a--",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. decl %d1\t\t\t/* Dec(%s1) -> %d1 */'
+},
+
+"Not" => {
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Not: Not(a) = !a",
+ "check_inout" => 1,
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "emit" => '. notl %d1\t\t\t/* Not(%s1) -> %d1 */'
},
# other operations
"Conv" => {
- "op_flags" => "N",
- "state" => "pinned",
"arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Conv: Conv(a) = (conv)a",
- "rd_constructor" => "DEFAULT"
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "comment" => "construct Conv: Conv(a) = (conv)a"
},
"Cmp" => {
"op_flags" => "C",
- "state" => "pinned",
"arity" => 2,
- "args" => "DEFAULT",
"comment" => "construct Cmp: Cmp(a, b) = a CMP b",
- "rd_constructor" => "DEFAULT"
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "flag_register" ] },
+ "emit" => '. cmpl %s2, %s1\t\t\t/* Cmp(%s1, %s2) -> flags */'
},
"Cmp_i" => {
- "op_flags" => "N",
- "state" => "pinned",
"arity" => 1,
- "args" => "DEFAULT",
"comment" => "construct Cmp: Cmp(a, const) = Cmp(const, a) = a CMP const",
- "rd_constructor" => "DEFAULT"
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "flag_register" ] },
+ "emit" => '. cmpl %c, %s1\t\t\t/* Cmp(%s1, %c) -> flags */'
+},
+
+"Cond" => {
+ "arity" => 1,
+ "comment" => "construct Cond: evaluate Cmp node",
+ "reg_req" => { "in" => [ "flag_register" ] }
+},
+
+"Const" => {
+ "arity" => "0",
+ "remat" => 1,
+ "comment" => "represents an integer constant",
+ "reg_req" => { "out" => [ "general_purpose" ] }
+},
+
+"Cltd" => {
+ "arity" => 1,
+ "remat" => 1,
+ "comment" => "construct Cltd: sign extend EAX -> EDX:EAX",
+ "reg_req" => { "in" => [ "eax" ], "out" => [ "eax", "edx" ] },
+ "emit" => '. cltd\t\t\t/* sign extend EAX -> EDX:EAX */'
},
# Load / Store
"Load" => {
- "op_flags" => "N",
- "state" => "pinned",
"arity" => 2,
- "args" => "DEFAULT",
+ "remat" => 1,
"comment" => "construct Load: Load(mem-edge, ptr) = LD ptr",
- "rd_constructor" => "DEFAULT"
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "general_purpose" ] },
+ "emit" => '. movl (%s1), %d1\t\t\t/* Load((%s1)) -> %d1 */'
},
"Store" => {
- "op_flags" => "N",
- "state" => "pinned",
"arity" => 3,
- "args" => "DEFAULT",
+ "remat" => 1,
"comment" => "construct Store: Store(mem-edge, ptr, val) = ST ptr,val",
- "rd_constructor" => "DEFAULT"
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "general_purpose" ] },
+ "emit" => '. movl %s1, (%d1)\t\t\t/* Store(%s1) -> (%d1) */'
+},
+
+"Lea" => {
+ "arity" => 2,
+ "comment" => "construct Lea: Lea(a,b) = lea offs(a,b,const) | res = a + b * const + offs with const = 0,1,2,4,8",
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "general_purpose" ] },
+ "emit" => '. leal %o(%s1, %s2, %c), %d1\t\t\t/* %d1 = %s1 + %s2 << %c + %o */'
+},
+
+"Lea_i" => {
+ "arity" => 1,
+ "comment" => "construct Lea: Lea(a) = lea offs(a) | res = a + offs",
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "general_purpose" ] },
+ "emit" => '. leal %c(%s1), %d1\t\t\t/* %d1 = %s1 + %c */'
+},
+
+"Jmp" => {
+ "arity" => 0,
+ "comment" => "construct Jump: Jmp(Label)",
+ "emit" => '. jmp %l /* jump to label %l */'
+},
+
+# Call
+
+"Call" => {
+ "arity" => 1,
+ "spill" => 0,
+ "comment" => "construct Call: Call(...)",
+ "args" => [ { "type" => "ir_node *", "name" => "old_call" } ],
+ "rd_constructor" =>
+" ir_node *res;
+ ir_node *in[1];
+ asmop_attr *attr;
+
+ if (!op_ia32_Call) assert(0);
+
+ in[0] = get_Call_mem(old_call);
+
+ res = new_ir_node(db, irg, block, op_ia32_Call, mode_T, 1, in);
+ res = optimize_node(res);
+ irn_vrfy_irg(res, irg);
+
+ attr = get_ia32_attr(res);
+ attr->old_ir = old_call;
+ attr->n_res = 1;
+
+ return res;
+"
}
); # end of %nodes
projects / libfirm / blobdiff