X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fia32%2Fia32_spec.pl;h=93c507063c87b50ef7265d9d3eb5ec67d78a2dfb;hb=fa4ec191e159484f0fcbea2ef044deaa2ab2d293;hp=5bb89517b0e4693759d799b03ab2b0e415702ec4;hpb=dd5c56c0d4e2f87e0a3c5f9d5ebd147861e6ef96;p=libfirm diff --git a/ir/be/ia32/ia32_spec.pl b/ir/be/ia32/ia32_spec.pl index 5bb89517b..93c507063 100644 --- a/ir/be/ia32/ia32_spec.pl +++ b/ir/be/ia32/ia32_spec.pl @@ -3,35 +3,43 @@ # 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_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 @@ -42,33 +50,99 @@ $arch = "ia32"; # 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 +# +# comment: OPTIONAL comment for the node constructor +# # rd_constructor: for every operation there will be a # new_rd__ 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__) assert(0); # for i = 1 to arity # set in[i] = op_i # done -# res = new_ir_node(dbg, irg, block, op__, mode, in) -# res = optimize_node(res) -# IRN_VRFY_IRG(res, irg) +# res = new_ir_node(db, irg, block, op__, 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 and 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 and 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 and 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 and Unknown nodes + { "mode" => "mode_E" } + ] +); # %reg_classes #--------------------------------------------------# # _ # @@ -83,266 +157,939 @@ $arch = "ia32"; %nodes = ( -# arithmetic operations +#-----------------------------------------------------------------# +# _ _ _ # +# (_) | | | | # +# _ _ __ | |_ ___ __ _ ___ _ __ _ __ ___ __| | ___ ___ # +# | | '_ \| __/ _ \/ _` |/ _ \ '__| | '_ \ / _ \ / _` |/ _ \/ __| # +# | | | | | || __/ (_| | __/ | | | | | (_) | (_| | __/\__ \ # +# |_|_| |_|\__\___|\__, |\___|_| |_| |_|\___/ \__,_|\___||___/ # +# __/ | # +# |___/ # +#-----------------------------------------------------------------# # 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" -}, +# 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" => "N", - "state" => "pinned", - "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 */', }, "Mul" => { - "op_flags" => "C", - "state" => "pinned", - "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 */' }, -"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" +# 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 */' }, "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" + "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 */' }, -"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" +"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 */' }, -"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" +"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 */' }, -"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" +"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" => "pinned", - "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" => "N", - "state" => "pinned", - "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" => "pinned", - "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 */' }, -"Sub_i" => { - "op_flags" => "N", - "state" => "pinned", - "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" ] }, + "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) */ + } +' }, -"Mod" => { - "op_flags" => "N", - "state" => "pinned", - "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 */' }, -"Mod_i" => { - "op_flags" => "N", - "state" => "pinned", - "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 */' }, -"Shl" => { - "op_flags" => "N", - "state" => "pinned", - "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 */' }, -"Shl_i" => { - "op_flags" => "N", - "state" => "pinned", - "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 */' }, -"Shr" => { - "op_flags" => "N", - "state" => "pinned", - "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 */' }, -"Shr_i" => { - "op_flags" => "N", - "state" => "pinned", - "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) */' }, -"Shrs" => { - "op_flags" => "N", - "state" => "pinned", - "arity" => 2, - "args" => "DEFAULT", - "comment" => "construct Shrs: Shrs(a, b) = a >> b", - "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) */' }, -"Shrs_i" => { - "op_flags" => "N", - "state" => "pinned", - "arity" => 1, - "args" => "DEFAULT", - "comment" => "construct Shrs: Shrs(a, const) = a >> const", - "rd_constructor" => "DEFAULT" +"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) */' }, -"Rot" => { - "op_flags" => "N", - "state" => "pinned", - "arity" => 2, - "args" => "DEFAULT", - "comment" => "construct Rot: Rot(a, b) = a ROT b", - "rd_constructor" => "DEFAULT" +"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) */' }, -"Rot_i" => { - "op_flags" => "N", - "state" => "pinned", - "arity" => 1, - "args" => "DEFAULT", - "comment" => "construct Rot: Rot(a, const) = a ROT const", - "rd_constructor" => "DEFAULT" +# 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" ] }, }, -"Minus" => { - "op_flags" => "N", - "state" => "pinned", - "arity" => 1, - "args" => "DEFAULT", - "comment" => "construct Minus: Minus(a) = -a", - "rd_constructor" => "DEFAULT" +"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", }, -# other operations +"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" ] }, +}, -"Conv" => { - "op_flags" => "N", - "state" => "pinned", - "arity" => 1, - "args" => "DEFAULT", - "comment" => "construct Conv: Conv(a) = (conv)a", - "rd_constructor" => "DEFAULT" +"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" ] }, }, -"Cmp" => { - "op_flags" => "C", - "state" => "pinned", - "arity" => 2, - "args" => "DEFAULT", - "comment" => "construct Cmp: Cmp(a, b) = a CMP b", - "rd_constructor" => "DEFAULT" +"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" ] }, }, -"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" +"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" ] }, + "emit" => +' if (get_ia32_Immop_tarval(n) == get_tarval_null(get_irn_mode(n))) { +4. sub %D1, %D1 /* optimized mov 0 to register */ + } + else { + if (get_ia32_op_type(n) == ia32_SymConst) { +6. mov %D1, OFFSET FLAT:%C /* Move address of SymConst into register */ + } + else { +6. mov %D1, %C /* Mov Const into register */ + } + } +', +}, + +"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) */' }, # Load / Store "Load" => { - "op_flags" => "N", - "state" => "pinned", - "arity" => 2, - "args" => "DEFAULT", - "comment" => "construct Load: Load(mem-edge, ptr) = LD ptr", - "rd_constructor" => "DEFAULT" + "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 */ + } +' }, "Store" => { - "op_flags" => "N", + "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) */' +}, + +"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) */' +}, + +"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" => [ "gp" ] }, + "emit" => '. lea %D1, %ia32_emit_am /* LEA(%A1, %A2) */' +}, + +#-----------------------------------------------------------------------------# +# _____ _____ ______ __ _ _ _ # +# / ____/ ____| ____| / _| | | | | | # +# | (___| (___ | |__ | |_| | ___ __ _| |_ _ __ ___ __| | ___ ___ # +# \___ \\___ \| __| | _| |/ _ \ / _` | __| | '_ \ / _ \ / _` |/ _ \/ __| # +# ____) |___) | |____ | | | | (_) | (_| | |_ | | | | (_) | (_| | __/\__ \ # +# |_____/_____/|______| |_| |_|\___/ \__,_|\__| |_| |_|\___/ \__,_|\___||___/ # +#-----------------------------------------------------------------------------# + +# commutative operations + +"fAdd" => { + "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 */' +}, + +"fMul" => { + "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 */' +}, + +"fMax" => { + "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 */' +}, + +"fMin" => { + "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 */' +}, + +"fAnd" => { + "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 */' +}, + +"fOr" => { + "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 */' +}, + +"fEor" => { + "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 */' +}, + +# not commutative operations + +"fSub" => { + "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 */' +}, + +"fDiv" => { + "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 */' +}, + +# other operations + +"fCondJmp" => { + "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" ] }, +}, + +"fConst" => { + "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 + +"fLoad" => { + "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 */' +}, + +"fStore" => { + "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) */' +}, + +# CopyB + +"CopyB" => { + "op_flags" => "F|H", "state" => "pinned", - "arity" => 3, - "args" => "DEFAULT", - "comment" => "construct Store: Store(mem-edge, ptr, val) = ST ptr,val", - "rd_constructor" => "DEFAULT" -} + "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_immop_attr(attr_a, attr_b);\n", + "comment" => "construct Conv Int -> Int" +}, + +"Conv_I2I8Bit" => { + "reg_req" => { "in" => [ "gp", "gp", "eax ebx ecx edx", "none" ], "out" => [ "in_r3", "none" ] }, + "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n", + "comment" => "construct Conv Int -> Int" +}, + +"Conv_I2FP" => { + "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "xmm", "none" ] }, + "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n", + "comment" => "construct Conv Int -> Floating Point" +}, + +"Conv_FP2I" => { + "reg_req" => { "in" => [ "gp", "gp", "xmm", "none" ], "out" => [ "gp", "none" ] }, + "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n", + "comment" => "construct Conv Floating Point -> Int" +}, + +"Conv_FP2FP" => { + "reg_req" => { "in" => [ "gp", "gp", "xmm", "none" ], "out" => [ "xmm", "none" ] }, + "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n", + "comment" => "construct Conv Floating Point -> Floating Point", +}, + +#----------------------------------------------------------# +# _ _ _ __ _ _ # +# (_) | | | | / _| | | | # +# __ ___ _ __| |_ _ _ __ _| | | |_| | ___ __ _| |_ # +# \ \ / / | '__| __| | | |/ _` | | | _| |/ _ \ / _` | __| # +# \ 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" ] }, +}, + +"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" ] }, +}, + +"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" ] }, +}, + +"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" ] }, +}, + +"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" ] }, +}, + +"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" ] }, +}, + +# 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" ] }, +}, + +"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" ] }, +}, + +# 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_binop /* 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_binop /* 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