# This is the specification for the ia32 assembler Firm-operations
# the cpu architecture (ia32, ia64, mips, sparc, ppc, ...)
-
$arch = "ia32";
+# this string marks the beginning of a comment in emit
+$comment_string = "/*";
+
+# the number of additional opcodes you want to register
+#$additional_opcodes = 0;
+
# The node description is done as a perl hash initializer with the
# following structure:
#
# %nodes = (
#
# <op-name> => {
-# "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
-# [
-# { "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"
+# "op_flags" => "N|L|C|X|I|F|Y|H|c|K",
+# "irn_flags" => "R|N|I"
+# "arity" => "0|1|2|3 ... |variable|dynamic|any",
+# "state" => "floats|pinned|mem_pinned|exc_pinned",
+# "args" => [
+# { "type" => "type 1", "name" => "name 1" },
+# { "type" => "type 2", "name" => "name 2" },
+# ...
+# ],
+# "comment" => "any comment for constructor",
+# "reg_req" => { "in" => [ "reg_class|register" ], "out" => [ "reg_class|register|in_rX" ] },
+# "cmp_attr" => "c source code for comparing node attributes",
+# "emit" => "emit code with templates",
+# "attr" => "attitional attribute arguments for constructor"
+# "init_attr" => "emit attribute initialization template"
+# "rd_constructor" => "c source code which constructs an ir_node"
# },
#
# ... # (all nodes you need to describe)
#
# ); # close the %nodes initializer
+# op_flags: flags for the operation, OPTIONAL (default is "N")
# the op_flags correspond to the firm irop_flags:
# N irop_flag_none
# L irop_flag_labeled
# Y irop_flag_forking
# H irop_flag_highlevel
# c irop_flag_constlike
+# K irop_flag_keep
+#
+# irn_flags: special node flags, OPTIONAL (default is 0)
+# following irn_flags are supported:
+# R rematerializeable
+# N not spillable
+# I ignore for register allocation
#
-# arity: arity of the operation
-# args: the arguments of the node constructor (debug, irg and block
+# state: state of the operation, OPTIONAL (default is "floats")
+#
+# 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
+#
+# outs: if a node defines more than one output, the names of the projections
+# nodes having outs having automatically the mode mode_T
+#
+# 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 = optimize_node(res)
-# IRN_VRFY_IRG(res, irg)
+# res = new_ir_node(db, irg, block, op_<arch>_<op-name>, mode, arity, in)
# 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
+
+# register types:
+# 0 - no special type
+# 1 - caller save (register must be saved by the caller of a function)
+# 2 - callee save (register must be saved by the called function)
+# 4 - ignore (do not assign this register)
+# NOTE: Last entry of each class is the largest Firm-Mode a register can hold
+%reg_classes = (
+ "gp" => [
+ { "name" => "eax", "type" => 1 },
+ { "name" => "edx", "type" => 1 },
+ { "name" => "ebx", "type" => 2 },
+ { "name" => "ecx", "type" => 1 },
+ { "name" => "esi", "type" => 2 },
+ { "name" => "edi", "type" => 2 },
+ { "name" => "ebp", "type" => 2 },
+ { "name" => "esp", "type" => 4 },
+ { "name" => "gp_NOREG", "type" => 6 }, # we need a dummy register for NoReg nodes
+ { "name" => "gp_UKNWN", "type" => 6 }, # we need a dummy register for Unknown nodes
+ { "mode" => "mode_P" }
+ ],
+ "xmm" => [
+ { "name" => "xmm0", "type" => 1 },
+ { "name" => "xmm1", "type" => 1 },
+ { "name" => "xmm2", "type" => 1 },
+ { "name" => "xmm3", "type" => 1 },
+ { "name" => "xmm4", "type" => 1 },
+ { "name" => "xmm5", "type" => 1 },
+ { "name" => "xmm6", "type" => 1 },
+ { "name" => "xmm7", "type" => 1 },
+ { "name" => "xmm_NOREG", "type" => 6 }, # we need a dummy register for NoReg nodes
+ { "name" => "xmm_UKNWN", "type" => 6 }, # we need a dummy register for Unknown nodes
+ { "mode" => "mode_D" }
+ ],
+ "vfp" => [
+ { "name" => "vf0", "type" => 1 },
+ { "name" => "vf1", "type" => 1 },
+ { "name" => "vf2", "type" => 1 },
+ { "name" => "vf3", "type" => 1 },
+ { "name" => "vf4", "type" => 1 },
+ { "name" => "vf5", "type" => 1 },
+ { "name" => "vf6", "type" => 1 },
+ { "name" => "vf7", "type" => 1 },
+ { "name" => "vfp_NOREG", "type" => 6 }, # we need a dummy register for NoReg nodes
+ { "name" => "vfp_UKNWN", "type" => 6 }, # we need a dummy register for Unknown nodes
+ { "mode" => "mode_E" }
+ ],
+ "st" => [
+ { "name" => "st0", "type" => 1 },
+ { "name" => "st1", "type" => 1 },
+ { "name" => "st2", "type" => 1 },
+ { "name" => "st3", "type" => 1 },
+ { "name" => "st4", "type" => 1 },
+ { "name" => "st5", "type" => 1 },
+ { "name" => "st6", "type" => 1 },
+ { "name" => "st7", "type" => 1 },
+ { "name" => "st_NOREG", "type" => 6 }, # we need a dummy register for NoReg nodes
+ { "name" => "st_UKNWN", "type" => 6 }, # we need a dummy register for Unknown nodes
+ { "mode" => "mode_E" }
+ ]
+); # %reg_classes
#--------------------------------------------------#
# _ #
# |_| #
#--------------------------------------------------#
-# arithmetic operations
+%operands = (
+);
%nodes = (
+#-----------------------------------------------------------------#
+# _ _ _ #
+# (_) | | | | #
+# _ _ __ | |_ ___ __ _ ___ _ __ _ __ ___ __| | ___ ___ #
+# | | '_ \| __/ _ \/ _` |/ _ \ '__| | '_ \ / _ \ / _` |/ _ \/ __| #
+# | | | | | || __/ (_| | __/ | | | | | (_) | (_| | __/\__ \ #
+# |_|_| |_|\__\___|\__, |\___|_| |_| |_|\___/ \__,_|\___||___/ #
+# __/ | #
+# |___/ #
+#-----------------------------------------------------------------#
+
# commutative operations
-"Add" => {
- "op_flags" => "C",
- "state" => "floats",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Add: Add(a, b) = Add(b, a) = a + b",
- "rd_constructor" => "DEFAULT"
-},
+# NOTE:
+# All nodes supporting Addressmode have 5 INs:
+# 1 - base r1 == NoReg in case of no AM or no base
+# 2 - index r2 == NoReg in case of no AM or no index
+# 3 - op1 r3 == always present
+# 4 - op2 r4 == NoReg in case of immediate operation
+# 5 - mem NoMem in case of no AM otherwise it takes the mem from the Load
-"Add_i" => {
- "op_flags" => "C",
- "state" => "floats",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Add: Add(a, const) = Add(const, a) = a + const",
- "rd_constructor" => "DEFAULT"
+"Add" => {
+ "irn_flags" => "R",
+ "comment" => "construct Add: Add(a, b) = Add(b, a) = a + b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. add %ia32_emit_binop /* Add(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
},
"Mul" => {
- "op_flags" => "C",
- "state" => "floats",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Mul: Mul(a, b) = Mul(b, a) = a * b",
- "rd_constructor" => "DEFAULT"
+ "irn_flags" => "A",
+ "comment" => "construct Mul: Mul(a, b) = Mul(b, a) = a * b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. imul %ia32_emit_binop /* Mul(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
},
-"Mul_i" => {
- "op_flags" => "C",
- "state" => "floats",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Mul: Mul(a, const) = Mul(const, a) = a * const",
- "rd_constructor" => "DEFAULT"
+# Mulh is an exception from the 4 INs with AM because the target is always EAX:EDX
+"Mulh" => {
+ "comment" => "construct Mul: Mul(a, b) = Mul(b, a) = a * b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "eax in_r3", "edx in_r4" ] },
+ "emit" => '. imul %ia32_emit_binop /* Mulh(%A1, %A2) -> %D1 */',
+ "outs" => [ "EAX", "EDX", "M" ],
},
"And" => {
- "op_flags" => "C",
- "state" => "floats",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct And: And(a, b) = And(b, a) = a AND b",
- "rd_constructor" => "DEFAULT"
+ "irn_flags" => "R",
+ "comment" => "construct And: And(a, b) = And(b, a) = a AND b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. and %ia32_emit_binop /* And(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
},
-"And_i" => {
- "op_flags" => "C",
- "state" => "floats",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct And: And(a, const) = And(const, a) = a AND const",
- "rd_constructor" => "DEFAULT"
+"Or" => {
+ "irn_flags" => "R",
+ "comment" => "construct Or: Or(a, b) = Or(b, a) = a OR b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. or %ia32_emit_binop /* Or(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
},
-"Or" => {
- "op_flags" => "C",
- "state" => "floats",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Or: Or(a, b) = Or(b, a) = a OR b",
- "rd_constructor" => "DEFAULT"
+"Eor" => {
+ "irn_flags" => "R",
+ "comment" => "construct Eor: Eor(a, b) = Eor(b, a) = a EOR b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. xor %ia32_emit_binop /* Xor(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
},
-"Or_i" => {
- "op_flags" => "C",
- "state" => "floats",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Or: Or(a, const) = Or(const, a) = a OR const",
- "rd_constructor" => "DEFAULT"
+"Max" => {
+ "irn_flags" => "R",
+ "comment" => "construct Max: Max(a, b) = Max(b, a) = a > b ? a : b",
+ "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "in_r1" ] },
+ "emit" =>
+'2. cmp %S1, %S2 /* prepare Max (%S1 - %S2), (%A1, %A2) */
+ if (mode_is_signed(get_irn_mode(n))) {
+4. cmovl %D1, %S2 /* %S1 is less %S2 */
+ }
+ else {
+4. cmovb %D1, %S2 /* %S1 is below %S2 */
+ }
+'
},
-"Eor" => {
- "op_flags" => "C",
- "state" => "floats",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Eor: Eor(a, b) = Eor(b, a) = a EOR b",
- "rd_constructor" => "DEFAULT"
+"Min" => {
+ "irn_flags" => "R",
+ "comment" => "construct Min: Min(a, b) = Min(b, a) = a < b ? a : b",
+ "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "in_r1" ] },
+ "emit" =>
+'2. cmp %S1, %S2 /* prepare Min (%S1 - %S2), (%A1, %A2) */
+ if (mode_is_signed(get_irn_mode(n))) {
+2. cmovg %D1, %S2 /* %S1 is greater %S2 */
+ }
+ else {
+2. cmova %D1, %S2, %D1 /* %S1 is above %S2 */
+ }
+'
},
-"Eor_i" => {
- "op_flags" => "C",
- "state" => "floats",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Eor: Eor(a, const) = Eor(const, a) = a EOR const",
- "rd_constructor" => "DEFAULT"
+"CMov" => {
+ "irn_flags" => "R",
+ "comment" => "construct Mux: Mux(sel, a, b) == sel ? a : b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp" ], "out" => [ "in_r2" ] },
+ "emit" =>
+'. cmp %S1, 0 /* compare Sel for CMov (%A2, %A3) */
+. cmovne %D1, %S3 /* sel == true -> return %S3 */
+'
},
# not commutative operations
"Sub" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Sub: Sub(a, b) = a - b",
- "rd_constructor" => "DEFAULT"
+ "irn_flags" => "R",
+ "comment" => "construct Sub: Sub(a, b) = a - b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. sub %ia32_emit_binop /* Sub(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
},
-"Sub_i" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Sub: Sub(a, const) = a - const",
- "rd_constructor" => "DEFAULT"
+"DivMod" => {
+ "op_flags" => "F|L",
+ "state" => "exc_pinned",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "eax in_r1", "edx in_r3" ] },
+ "attr" => "ia32_op_flavour_t dm_flav",
+ "init_attr" => " attr->data.op_flav = dm_flav;",
+ "cmp_attr" => " return attr_a->data.op_flav != attr_b->data.op_flav;\n",
+ "emit" =>
+' if (mode_is_signed(get_irn_mode(n))) {
+4. idiv %S2 /* signed DivMod(%S1, %S2) -> %D1, (%A1, %A2, %A3) */
+ }
+ else {
+4. div %S2 /* unsigned DivMod(%S1, %S2) -> %D1, (%A1, %A2, %A3) */
+ }
+',
+ "outs" => [ "div_res", "mod_res", "M" ],
},
-"Mod" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Mod: Mod(a, b) = a % b",
- "rd_constructor" => "DEFAULT"
+"Shl" => {
+ "irn_flags" => "R",
+ "comment" => "construct Shl: Shl(a, b) = a << b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "ecx", "none" ], "out" => [ "in_r3 !in_r4" ] },
+ "emit" => '. shl %ia32_emit_binop /* Shl(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
},
-"Mod_i" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Mod: Mod(a, const) = a % const",
- "rd_constructor" => "DEFAULT"
+"Shr" => {
+ "irn_flags" => "R",
+ "comment" => "construct Shr: Shr(a, b) = a >> b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "ecx", "none" ], "out" => [ "in_r3 !in_r4" ] },
+ "emit" => '. shr %ia32_emit_binop /* Shr(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
},
-"Shl" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Shl: Shl(a, b) = a << b",
- "rd_constructor" => "DEFAULT"
+"Shrs" => {
+ "irn_flags" => "R",
+ "comment" => "construct Shrs: Shrs(a, b) = a >> b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "ecx", "none" ], "out" => [ "in_r3 !in_r4" ] },
+ "emit" => '. sar %ia32_emit_binop /* Shrs(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
},
-"Shl_i" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Shl: Shl(a, const) = a << const",
- "rd_constructor" => "DEFAULT"
+"RotR" => {
+ "irn_flags" => "R",
+ "comment" => "construct RotR: RotR(a, b) = a ROTR b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "ecx", "none" ], "out" => [ "in_r3 !in_r4" ] },
+ "emit" => '. ror %ia32_emit_binop /* RotR(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
},
-"Shr" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Shr: Shr(a, b) = a >> b",
- "rd_constructor" => "DEFAULT"
+"RotL" => {
+ "irn_flags" => "R",
+ "comment" => "construct RotL: RotL(a, b) = a ROTL b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "ecx", "none" ], "out" => [ "in_r3 !in_r4" ] },
+ "emit" => '. rol %ia32_emit_binop /* RotL(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
},
-"Shr_i" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Shr: Shr(a, const) = a >> const",
- "rd_constructor" => "DEFAULT"
+# unary operations
+
+"Minus" => {
+ "irn_flags" => "R",
+ "comment" => "construct Minus: Minus(a) = -a",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. neg %ia32_emit_unop /* Neg(%A1) -> %D1, (%A1) */',
+ "outs" => [ "res", "M" ],
},
-"Shrs" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Shrs: Shrs(a, b) = a >> b",
- "rd_constructor" => "DEFAULT"
-},
-
-"Shrs_i" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Shrs: Shrs(a, const) = a >> const",
- "rd_constructor" => "DEFAULT"
-},
-
-"Rot" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 2,
- "args" => "DEFAULT",
- "comment" => "construct Rot: Rot(a, b) = a ROT b",
- "rd_constructor" => "DEFAULT"
-},
-
-"Rot_i" => {
- "op_flags" => "N",
- "state" => "floats",
- "arity" => 1,
- "args" => "DEFAULT",
- "comment" => "construct Rot: Rot(a, const) = a ROT const",
- "rd_constructor" => "DEFAULT"
-}
+"Inc" => {
+ "irn_flags" => "R",
+ "comment" => "construct Increment: Inc(a) = a++",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. inc %ia32_emit_unop /* Inc(%S1) -> %D1, (%A1) */',
+ "outs" => [ "res", "M" ],
+},
+
+"Dec" => {
+ "irn_flags" => "R",
+ "comment" => "construct Decrement: Dec(a) = a--",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. dec %ia32_emit_unop /* Dec(%S1) -> %D1, (%A1) */',
+ "outs" => [ "res", "M" ],
+},
+
+"Not" => {
+ "irn_flags" => "R",
+ "comment" => "construct Not: Not(a) = !a",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. not %ia32_emit_unop /* Not(%S1) -> %D1, (%A1) */',
+ "outs" => [ "res", "M" ],
+},
+
+# other operations
+
+"CondJmp" => {
+ "op_flags" => "L|X|Y",
+ "comment" => "construct conditional jump: CMP A, B && JMPxx LABEL",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ] },
+ "outs" => [ "false", "true" ],
+},
+
+"TestJmp" => {
+ "op_flags" => "L|X|Y",
+ "comment" => "construct conditional jump: TEST A, B && JMPxx LABEL",
+ "reg_req" => { "in" => [ "gp", "gp" ] },
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "outs" => [ "false", "true" ],
+},
+
+"CJmpAM" => {
+ "op_flags" => "L|X|Y",
+ "comment" => "construct conditional jump without CMP (replaces CondJmp): JMPxx LABEL",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "none", "none" ] },
+ "outs" => [ "false", "true" ],
+},
+
+"CJmp" => {
+ "op_flags" => "L|X|Y",
+ "comment" => "construct conditional jump without CMP (replaces TestJmp): JMPxx LABEL",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp" ] },
+},
+
+"SwitchJmp" => {
+ "op_flags" => "L|X|Y",
+ "comment" => "construct switch",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp" ], "out" => [ "none" ] },
+},
+
+"Const" => {
+ "op_flags" => "c",
+ "irn_flags" => "R",
+ "comment" => "represents an integer constant",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "out" => [ "gp" ] },
+},
+
+"Cdq" => {
+ "irn_flags" => "R",
+ "comment" => "construct CDQ: sign extend EAX -> EDX:EAX",
+ "reg_req" => { "in" => [ "gp" ], "out" => [ "eax in_r1", "edx" ] },
+ "emit" => '. cdq /* sign extend EAX -> EDX:EAX, (%A1) */',
+ "outs" => [ "EAX", "EDX" ],
+},
+
+# Load / Store
+
+"Load" => {
+ "op_flags" => "L|F",
+ "irn_flags" => "R",
+ "state" => "exc_pinned",
+ "comment" => "construct Load: Load(ptr, mem) = LD ptr -> reg",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "none" ], "out" => [ "gp" ] },
+ "emit" =>
+' if (get_mode_size_bits(get_ia32_ls_mode(n)) < 32) {
+4. mov%Mx %D1, %ia32_emit_am /* Load((%A1)) -> %D1 */
+ }
+ else {
+4. mov %D1, %ia32_emit_am /* Load((%A1)) -> %D1 */
+ }
+',
+ "outs" => [ "res", "M" ],
+},
+
+"Store" => {
+ "op_flags" => "L|F",
+ "state" => "exc_pinned",
+ "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ] },
+ "emit" => '. mov %ia32_emit_binop /* Store(%A3) -> (%A1) */',
+ "outs" => [ "M" ],
+},
+
+"Store8Bit" => {
+ "op_flags" => "L|F",
+ "state" => "exc_pinned",
+ "comment" => "construct 8Bit Store: Store(ptr, val, mem) = ST ptr,val",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "eax ebx ecx edx", "none" ] },
+ "emit" => '. mov %ia32_emit_binop /* Store(%A3) -> (%A1) */',
+ "outs" => [ "M" ],
+},
+
+"Lea" => {
+ "irn_flags" => "R",
+ "comment" => "construct Lea: Lea(a,b) = lea [a+b*const+offs] | res = a + b * const + offs with const = 0,1,2,4,8",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "in_r1" ] },
+ "emit" => '. lea %D1, %ia32_emit_am /* LEA(%A1, %A2) */'
+},
+
+"Push" => {
+ "comment" => "push a gp register on the stack",
+ "reg_req" => { "in" => [ "esp", "gp", "none" ], "out" => [ "esp" ] },
+ "emit" => '. push %S2 /* Push(%A2) */',
+ "outs" => [ "stack", "M" ],
+},
+
+"Pop" => {
+ "comment" => "pop a gp register from the stack",
+ "reg_req" => { "in" => [ "esp", "none" ], "out" => [ "gp", "esp" ] },
+ "emit" => '. pop %D1 /* Pop -> %D1 */',
+ "outs" => [ "res", "stack", "M" ],
+},
+
+"Enter" => {
+ "comment" => "create stack frame",
+ "reg_req" => { "in" => [ "esp" ], "out" => [ "ebp", "esp" ] },
+ "emit" => '. enter /* Enter */',
+ "outs" => [ "frame", "stack", "M" ],
+},
+
+"Leave" => {
+ "comment" => "destroy stack frame",
+ "reg_req" => { "in" => [ "esp", "ebp" ], "out" => [ "ebp", "esp" ] },
+ "emit" => '. leave /* Leave */',
+ "outs" => [ "frame", "stack", "M" ],
+},
+
+#-----------------------------------------------------------------------------#
+# _____ _____ ______ __ _ _ _ #
+# / ____/ ____| ____| / _| | | | | | #
+# | (___| (___ | |__ | |_| | ___ __ _| |_ _ __ ___ __| | ___ ___ #
+# \___ \\___ \| __| | _| |/ _ \ / _` | __| | '_ \ / _ \ / _` |/ _ \/ __| #
+# ____) |___) | |____ | | | | (_) | (_| | |_ | | | | (_) | (_| | __/\__ \ #
+# |_____/_____/|______| |_| |_|\___/ \__,_|\__| |_| |_|\___/ \__,_|\___||___/ #
+#-----------------------------------------------------------------------------#
+
+# commutative operations
+
+"xAdd" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Add: Add(a, b) = Add(b, a) = a + b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "xmm", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. adds%M %ia32_emit_binop /* SSE Add(%A3, %A4) -> %D1 */',
+ "outs" => [ "res", "M" ],
+},
+
+"xMul" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Mul: Mul(a, b) = Mul(b, a) = a * b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "xmm", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. muls%M %ia32_emit_binop /* SSE Mul(%A3, %A4) -> %D1 */',
+ "outs" => [ "res", "M" ],
+},
+
+"xMax" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Max: Max(a, b) = Max(b, a) = a > b ? a : b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "xmm", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. maxs%M %ia32_emit_binop /* SSE Max(%A3, %A4) -> %D1 */',
+ "outs" => [ "res", "M" ],
+},
+
+"xMin" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Min: Min(a, b) = Min(b, a) = a < b ? a : b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "xmm", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. mins%M %ia32_emit_binop /* SSE Min(%A3, %A4) -> %D1 */',
+ "outs" => [ "res", "M" ],
+},
+
+"xAnd" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE And: And(a, b) = a AND b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "xmm", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. andp%M %ia32_emit_binop /* SSE And(%A3, %A4) -> %D1 */',
+ "outs" => [ "res", "M" ],
+},
+
+"xOr" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Or: Or(a, b) = a OR b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "xmm", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. orp%M %ia32_emit_binop /* SSE Or(%A3, %A4) -> %D1 */',
+ "outs" => [ "res", "M" ],
+},
+
+"xEor" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Eor: Eor(a, b) = a XOR b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "xmm", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. xorp%M %ia32_emit_binop /* SSE Xor(%A3, %A4) -> %D1 */',
+ "outs" => [ "res", "M" ],
+},
+
+# not commutative operations
+
+"xSub" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Sub: Sub(a, b) = a - b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "xmm", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. subs%M %ia32_emit_binop /* SSE Sub(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
+},
+
+"xDiv" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Div: Div(a, b) = a / b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "xmm", "none" ], "out" => [ "in_r3 !in_r4" ] },
+ "emit" => '. divs%M %ia32_emit_binop /* SSE Div(%A1, %A2) -> %D1 */',
+ "outs" => [ "res", "M" ],
+},
+
+# other operations
+
+"xCondJmp" => {
+ "op_flags" => "L|X|Y",
+ "comment" => "construct conditional jump: UCOMIS A, B && JMPxx LABEL",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "xmm", "none" ], "out" => [ "none", "none" ] },
+ "outs" => [ "false", "true" ],
+},
+
+"xConst" => {
+ "op_flags" => "c",
+ "irn_flags" => "R",
+ "comment" => "represents a SSE constant",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "out" => [ "xmm" ] },
+ "emit" => '. mov%M %D1, %C /* Load fConst into register */',
+},
+
+# Load / Store
+
+"xLoad" => {
+ "op_flags" => "L|F",
+ "irn_flags" => "R",
+ "state" => "exc_pinned",
+ "comment" => "construct SSE Load: Load(ptr, mem) = LD ptr",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "none" ], "out" => [ "xmm" ] },
+ "emit" => '. movs%M %D1, %ia32_emit_am /* Load((%A1)) -> %D1 */',
+ "outs" => [ "res", "M" ],
+},
+
+"xStore" => {
+ "op_flags" => "L|F",
+ "state" => "exc_pinned",
+ "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "none" ] },
+ "emit" => '. movs%M %ia32_emit_binop /* Store(%S3) -> (%A1) */',
+ "outs" => [ "M" ],
+},
+
+# CopyB
+
+"CopyB" => {
+ "op_flags" => "F|H",
+ "state" => "pinned",
+ "comment" => "implements a memcopy: CopyB(dst, src, size, mem) == memcpy(dst, src, size)",
+ "reg_req" => { "in" => [ "edi", "esi", "ecx", "none" ], "out" => [ "none" ] },
+},
+
+"CopyB_i" => {
+ "op_flags" => "F|H",
+ "state" => "pinned",
+ "comment" => "implements a memcopy: CopyB(dst, src, mem) == memcpy(dst, src, attr(size))",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "edi", "esi", "none" ], "out" => [ "none" ] },
+},
+
+# Conversions
+
+"Conv_I2I" => {
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "in_r3", "none" ] },
+ "cmp_attr" => " return ia32_compare_conv_attr(attr_a, attr_b);\n",
+ "comment" => "construct Conv Int -> Int",
+ "outs" => [ "res", "M" ],
+},
+
+"Conv_I2I8Bit" => {
+ "reg_req" => { "in" => [ "gp", "gp", "eax ebx ecx edx", "none" ], "out" => [ "in_r3", "none" ] },
+ "cmp_attr" => " return ia32_compare_conv_attr(attr_a, attr_b);\n",
+ "comment" => "construct Conv Int -> Int",
+ "outs" => [ "res", "M" ],
+},
+
+"Conv_I2FP" => {
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "xmm", "none" ] },
+ "cmp_attr" => " return ia32_compare_conv_attr(attr_a, attr_b);\n",
+ "comment" => "construct Conv Int -> Floating Point",
+ "outs" => [ "res", "M" ],
+},
+
+"Conv_FP2I" => {
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "none" ], "out" => [ "gp", "none" ] },
+ "cmp_attr" => " return ia32_compare_conv_attr(attr_a, attr_b);\n",
+ "comment" => "construct Conv Floating Point -> Int",
+ "outs" => [ "res", "M" ],
+},
+
+"Conv_FP2FP" => {
+ "reg_req" => { "in" => [ "gp", "gp", "xmm", "none" ], "out" => [ "xmm", "none" ] },
+ "cmp_attr" => " return ia32_compare_conv_attr(attr_a, attr_b);\n",
+ "comment" => "construct Conv Floating Point -> Floating Point",
+ "outs" => [ "res", "M" ],
+},
+
+#----------------------------------------------------------#
+# _ _ _ __ _ _ #
+# (_) | | | | / _| | | | #
+# __ ___ _ __| |_ _ _ __ _| | | |_| | ___ __ _| |_ #
+# \ \ / / | '__| __| | | |/ _` | | | _| |/ _ \ / _` | __| #
+# \ V /| | | | |_| |_| | (_| | | | | | | (_) | (_| | |_ #
+# \_/ |_|_| \__|\__,_|\__,_|_| |_| |_|\___/ \__,_|\__| #
+# | | #
+# _ __ ___ __| | ___ ___ #
+# | '_ \ / _ \ / _` |/ _ \/ __| #
+# | | | | (_) | (_| | __/\__ \ #
+# |_| |_|\___/ \__,_|\___||___/ #
+#----------------------------------------------------------#
+
+"vfadd" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Add: Add(a, b) = Add(b, a) = a + b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "vfp", "vfp", "none" ], "out" => [ "vfp" ] },
+ "outs" => [ "res", "M" ],
+},
+
+"vfmul" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Mul: Mul(a, b) = Mul(b, a) = a + b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "vfp", "vfp", "none" ], "out" => [ "vfp" ] },
+ "outs" => [ "res", "M" ],
+},
+
+"vfsub" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Sub: Sub(a, b) = a - b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "vfp", "vfp", "none" ], "out" => [ "vfp" ] },
+ "outs" => [ "res", "M" ],
+},
+
+"vfdiv" => {
+ "comment" => "virtual fp Div: Div(a, b) = a / b",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "vfp", "vfp", "none" ], "out" => [ "vfp" ] },
+ "outs" => [ "res", "M" ],
+},
+
+"vfabs" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Abs: Abs(a) = |a|",
+ "reg_req" => { "in" => [ "vfp"], "out" => [ "vfp" ] },
+},
+
+"vfchs" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Chs: Chs(a) = -a",
+ "reg_req" => { "in" => [ "vfp"], "out" => [ "vfp" ] },
+},
+
+"vfsin" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Sin: Sin(a) = sin(a)",
+ "reg_req" => { "in" => [ "vfp"], "out" => [ "vfp" ] },
+},
+
+"vfcos" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Cos: Cos(a) = cos(a)",
+ "reg_req" => { "in" => [ "vfp"], "out" => [ "vfp" ] },
+},
+
+"vfsqrt" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Sqrt: Sqrt(a) = a ^ 0.5",
+ "reg_req" => { "in" => [ "vfp"], "out" => [ "vfp" ] },
+},
+
+# virtual Load and Store
+
+"vfld" => {
+ "op_flags" => "L|F",
+ "irn_flags" => "R",
+ "state" => "exc_pinned",
+ "comment" => "virtual fp Load: Load(ptr, mem) = LD ptr -> reg",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "none" ], "out" => [ "vfp", "none" ] },
+ "outs" => [ "res", "M" ],
+},
+
+"vfst" => {
+ "op_flags" => "L|F",
+ "state" => "exc_pinned",
+ "comment" => "virtual fp Store: Store(ptr, val, mem) = ST ptr,val",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "vfp", "none" ] },
+ "outs" => [ "M" ],
+},
+
+# Conversions
+
+"vfild" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp integer Load: Load(ptr, mem) = iLD ptr -> reg",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "none" ], "out" => [ "vfp", "none" ] },
+ "outs" => [ "res", "M" ],
+},
+
+"vfist" => {
+ "comment" => "virtual fp integer Store: Store(ptr, val, mem) = iST ptr,val",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "vfp", "none" ] },
+ "outs" => [ "M" ],
+},
+
+# constants
+
+"vfldz" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load 0.0: Ld 0.0 -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
+},
+
+"vfld1" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load 1.0: Ld 1.0 -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
+},
+
+"vfldpi" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load pi: Ld pi -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
+},
+
+"vfldln2" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load ln 2: Ld ln 2 -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
+},
+
+"vfldlg2" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load lg 2: Ld lg 2 -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
+},
+
+"vfldl2t" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load ld 10: Ld ld 10 -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
+},
+
+"vfldl2e" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load ld e: Ld ld e -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
+},
+
+"vfConst" => {
+ "op_flags" => "c",
+ "irn_flags" => "R",
+ "comment" => "represents a virtual floating point constant",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "out" => [ "vfp" ] },
+},
+
+#------------------------------------------------------------------------#
+# ___ _____ __ _ _ _ #
+# __ _( _ )___ | / _| | ___ __ _| |_ _ __ ___ __| | ___ ___ #
+# \ \/ / _ \ / / | |_| |/ _ \ / _` | __| | '_ \ / _ \ / _` |/ _ \/ __| #
+# > < (_) |/ / | _| | (_) | (_| | |_ | | | | (_) | (_| | __/\__ \ #
+# /_/\_\___//_/ |_| |_|\___/ \__,_|\__| |_| |_|\___/ \__,_|\___||___/ #
+#------------------------------------------------------------------------#
+
+"fadd" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 Add: Add(a, b) = Add(b, a) = a + b",
+ "reg_req" => { },
+ "emit" => '. fadd %ia32_emit_x87_binop /* x87 fadd(%A1, %A2) -> %D1 */',
+},
+
+"faddp" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 Add: Add(a, b) = Add(b, a) = a + b",
+ "reg_req" => { },
+ "emit" => '. faddp %ia32_emit_x87_binop /* x87 fadd(%A1, %A2) -> %D1 */',
+},
+
+"fmul" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Mul: Mul(a, b) = Mul(b, a) = a + b",
+ "reg_req" => { },
+ "emit" => '. fmul %ia32_emit_x87_binop /* x87 fmul(%A1, %A2) -> %D1 */',
+},
+
+"fmulp" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Mul: Mul(a, b) = Mul(b, a) = a + b",
+ "reg_req" => { },
+ "emit" => '. fmulp %ia32_emit_x87_binop /* x87 fmul(%A1, %A2) -> %D1 */',,
+},
+
+"fsub" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Sub: Sub(a, b) = a - b",
+ "reg_req" => { },
+ "emit" => '. fsub %ia32_emit_x87_binop /* x87 fsub(%A1, %A2) -> %D1 */',
+},
+
+"fsubp" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Sub: Sub(a, b) = a - b",
+ "reg_req" => { },
+ "emit" => '. fsubp %ia32_emit_x87_binop /* x87 fsub(%A1, %A2) -> %D1 */',
+},
+
+"fsubr" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "irn_flags" => "R",
+ "comment" => "x87 fp SubR: SubR(a, b) = b - a",
+ "reg_req" => { },
+ "emit" => '. fsubr %ia32_emit_x87_binop /* x87 fsubr(%A1, %A2) -> %D1 */',
+},
+
+"fsubrp" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "irn_flags" => "R",
+ "comment" => "x87 fp SubR: SubR(a, b) = b - a",
+ "reg_req" => { },
+ "emit" => '. fsubrp %ia32_emit_x87_binop /* x87 fsubr(%A1, %A2) -> %D1 */',
+},
+
+"fdiv" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Div: Div(a, b) = a / b",
+ "reg_req" => { },
+ "emit" => '. fdiv %ia32_emit_x87_binop /* x87 fdiv(%A1, %A2) -> %D1 */',
+},
+
+"fdivp" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Div: Div(a, b) = a / b",
+ "reg_req" => { },
+ "emit" => '. fdivp %ia32_emit_x87_binop /* x87 fdiv(%A1, %A2) -> %D1 */',
+},
+
+"fdivr" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp DivR: DivR(a, b) = b / a",
+ "reg_req" => { },
+ "emit" => '. fdivr %ia32_emit_x87_binop /* x87 fdivr(%A1, %A2) -> %D1 */',
+},
+
+"fdivrp" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp DivR: DivR(a, b) = b / a",
+ "reg_req" => { },
+ "emit" => '. fdivrp %ia32_emit_x87_binop /* x87 fdivr(%A1, %A2) -> %D1 */',
+},
+
+"fabs" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Abs: Abs(a) = |a|",
+ "reg_req" => { },
+ "emit" => '. fabs /* x87 fabs(%S1) -> %D1 */',
+},
+
+"fchs" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Chs: Chs(a) = -a",
+ "reg_req" => { },
+ "emit" => '. fchs /* x87 fchs(%S1) -> %D1 */',
+},
+
+"fsin" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Sin: Sin(a) = sin(a)",
+ "reg_req" => { },
+ "emit" => '. fsin /* x87 sin(%S1) -> %D1 */',
+},
+
+"fcos" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Cos: Cos(a) = cos(a)",
+ "reg_req" => { },
+ "emit" => '. fcos /* x87 cos(%S1) -> %D1 */',
+},
+
+"fsqrt" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Sqrt: Sqrt(a) = a ^ 0.5",
+ "reg_req" => { },
+ "emit" => '. fsqrt $ /* x87 sqrt(%S1) -> %D1 */',
+},
+
+# x87 Load and Store
+
+"fld" => {
+ "rd_constructor" => "NONE",
+ "op_flags" => "R|L|F",
+ "state" => "exc_pinned",
+ "comment" => "x87 fp Load: Load(ptr, mem) = LD ptr -> reg",
+ "reg_req" => { },
+ "emit" => '. fld %ia32_emit_am /* Load((%A1)) -> %D1 */',
+},
+
+"fst" => {
+ "rd_constructor" => "NONE",
+ "op_flags" => "R|L|F",
+ "state" => "exc_pinned",
+ "comment" => "x87 fp Store: Store(ptr, val, mem) = ST ptr,val",
+ "reg_req" => { },
+ "emit" => '. fst %ia32_emit_am /* Store(%A3) -> (%A1) */',
+},
+
+"fstp" => {
+ "rd_constructor" => "NONE",
+ "op_flags" => "R|L|F",
+ "state" => "exc_pinned",
+ "comment" => "x87 fp Store: Store(ptr, val, mem) = ST ptr,val",
+ "reg_req" => { },
+ "emit" => '. fstp %ia32_emit_am /* Store(%A3) -> (%A1) and pop */',
+},
+
+# Conversions
+
+"fild" => {
+ "op_flags" => "R",
+ "irn_flags" => "R",
+ "comment" => "x87 fp integer Load: Load(ptr, mem) = iLD ptr -> reg",
+ "reg_req" => { },
+ "emit" => '. fild %ia32_emit_am /* integer Load((%A1)) -> %D1 */',
+},
+
+"fist" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp integer Store: Store(ptr, val, mem) = iST ptr,val",
+ "reg_req" => { },
+ "emit" => '. fist %ia32_emit_am /* integer Store(%A3) -> (%A1) */',
+},
+
+"fistp" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp integer Store: Store(ptr, val, mem) = iST ptr,val",
+ "reg_req" => { },
+ "emit" => '. fistp %ia32_emit_am /* integer Store(%A3) -> (%A1) and pop */',
+},
+
+# constants
+
+"fldz" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Load 0.0: Ld 0.0 -> reg",
+ "reg_req" => { },
+ "emit" => '. fldz /* x87 0.0 -> %D1 */',
+},
+
+"fld1" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Load 1.0: Ld 1.0 -> reg",
+ "reg_req" => { },
+ "emit" => '. fld1 /* x87 1.0 -> %D1 */',
+},
+
+"fldpi" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Load pi: Ld pi -> reg",
+ "reg_req" => { },
+ "emit" => '. fldpi /* x87 pi -> %D1 */',
+},
+
+"fldln2" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Load ln 2: Ld ln 2 -> reg",
+ "reg_req" => { },
+ "emit" => '. fldln2 /* x87 ln(2) -> %D1 */',
+},
+
+"fldlg2" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Load lg 2: Ld lg 2 -> reg",
+ "reg_req" => { },
+ "emit" => '. fldlg2 /* x87 log(2) -> %D1 */',
+},
+
+"fldl2t" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Load ld 10: Ld ld 10 -> reg",
+ "reg_req" => { },
+ "emit" => '. fldll2t /* x87 ld(10) -> %D1 */',
+},
+
+"fldl2e" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Load ld e: Ld ld e -> reg",
+ "reg_req" => { },
+ "emit" => '. fldl2e /* x87 ld(e) -> %D1 */',
+},
+
+"fldConst" => {
+ "op_flags" => "R",
+ "op_flags" => "c",
+ "irn_flags" => "R",
+ "comment" => "represents a x87 constant",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "out" => [ "st" ] },
+ "emit" => '. fld%M %C /* Load fConst into register -> %D1 */',
+},
+
+# fxch, fpush
+# Note that it is NEVER allowed to do CSE on these nodes
+
+"fxch" => {
+ "op_flags" => "R|K",
+ "comment" => "x87 stack exchange",
+ "reg_req" => { "in" => [ "st"], "out" => [ "st" ] },
+ "cmp_attr" => " return 1;\n",
+ "emit" => '. fxch %X1 /* x87 swap %X1, %X3 */',
+},
+
+"fpush" => {
+ "op_flags" => "R",
+ "comment" => "x87 stack push",
+ "reg_req" => { "in" => [ "st"], "out" => [ "st" ] },
+ "cmp_attr" => " return 1;\n",
+ "emit" => '. fld %X1 /* x87 push %X1 */',
+},
); # end of %nodes