-#-----------------------------------------------------------------#
-# _ _ _ #
-# (_) | | | | #
-# _ _ __ | |_ ___ __ _ ___ _ __ _ __ ___ __| | ___ ___ #
-# | | '_ \| __/ _ \/ _` |/ _ \ '__| | '_ \ / _ \ / _` |/ _ \/ __| #
-# | | | | | || __/ (_| | __/ | | | | | (_) | (_| | __/\__ \ #
-# |_|_| |_|\__\___|\__, |\___|_| |_| |_|\___/ \__,_|\___||___/ #
-# __/ | #
-# |___/ #
-#-----------------------------------------------------------------#
-
-# commutative operations
-
-"Add" => {
- "op_flags" => "C",
- "irn_flags" => "R",
- "comment" => "construct Add: Add(a, b) = Add(b, a) = a + b",
- "attr" => "arm_shift_modifier mod, tarval *shf",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, mod); attr->value = shf;',
- "cmp_attr" => 'return (attr_a->instr_fl != attr_b->instr_fl) || (attr_a->value != attr_b->value);',
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "gp" ] },
- "emit" => '. add %D1, %S1, %S2%X0 /* Add(%S1, %S2) -> %D1, (%A1, %A2) */'
-},
-
-"Add_i" => {
- "irn_flags" => "R",
- "comment" => "construct Add: Add(a, const) = Add(const, a) = a + const",
- "attr" => "tarval *tv",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, ARM_SHF_IMM); attr->value = tv;',
- "cmp_attr" => 'return attr_a->value != attr_b->value;',
- "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
- "emit" => '. add %D1, %S1, %C /* Add(%C, %S1) -> %D1, (%A1, const) */'
-},
-
-"Mul" => {
- #"op_flags" => "C",
- "irn_flags" => "R",
- "comment" => "construct Mul: Mul(a, b) = Mul(b, a) = a * b",
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "!in_r1" ] },
- "emit" =>'. mul %D1, %S1, %S2 /* Mul(%S1, %S2) -> %D1, (%A1, %A2) */'
-},
-
-"Mla" => {
- #"op_flags" => "C",
- "irn_flags" => "R",
- "comment" => "construct Mla: Mla(a, b, c) = a * b + c",
- "reg_req" => { "in" => [ "gp", "gp", "gp" ], "out" => [ "!in_r1" ] },
- "emit" =>'. mla %D1, %S1, %S2, %S3 /* Mla(%S1, %S2, %S3) -> %D1, (%A1, %A2, %A3) */'
-},
-
-"And" => {
- "op_flags" => "C",
- "irn_flags" => "R",
- "comment" => "construct And: And(a, b) = And(b, a) = a AND b",
- "attr" => "arm_shift_modifier mod, tarval *shf",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, mod); attr->value = shf;',
- "cmp_attr" => 'return (attr_a->instr_fl != attr_b->instr_fl) || (attr_a->value != attr_b->value);',
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "gp" ] },
- "emit" => '. and %D1, %S1, %S2%X0 /* And(%S1, %S2) -> %D1, (%A1, %A2) */'
-},
-
-"And_i" => {
- "irn_flags" => "R",
- "comment" => "construct And: And(a, const) = And(const, a) = a AND const",
- "attr" => "tarval *tv",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, ARM_SHF_IMM); attr->value = tv;',
- "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
- "emit" => '. and %D1, %S1, %C /* And(%C, %S1) -> %D1, (%A1, const) */',
- "cmp_attr" => 'return attr_a->value != attr_b->value;'
-},
-
-"Or" => {
- "op_flags" => "C",
- "irn_flags" => "R",
- "comment" => "construct Or: Or(a, b) = Or(b, a) = a OR b",
- "attr" => "arm_shift_modifier mod, tarval *shf",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, mod); attr->value = shf;',
- "cmp_attr" => 'return (attr_a->instr_fl != attr_b->instr_fl) || (attr_a->value != attr_b->value);',
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "gp" ] },
- "emit" => '. orr %D1, %S1, %S2%X0 /* Or(%S1, %S2) -> %D1, (%A1, %A2) */'
-},
-
-"Or_i" => {
- "irn_flags" => "R",
- "comment" => "construct Or: Or(a, const) = Or(const, a) = a OR const",
- "attr" => "tarval *tv",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, ARM_SHF_IMM); attr->value = tv;',
- "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
- "cmp_attr" => 'return attr_a->value != attr_b->value;',
- "emit" => '. orr %D1, %S1, %C /* Or(%C, %S1) -> %D1, (%A1, const) */'
-},
-
-"Eor" => {
- "op_flags" => "C",
- "irn_flags" => "R",
- "comment" => "construct Eor: Eor(a, b) = Eor(b, a) = a EOR b",
- "attr" => "arm_shift_modifier mod, tarval *shf",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, mod); attr->value = shf;',
- "cmp_attr" => 'return (attr_a->instr_fl != attr_b->instr_fl) || (attr_a->value != attr_b->value);',
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "gp" ] },
- "emit" => '. eor %D1, %S1, %S2%X0 /* Xor(%S1, %S2) -> %D1, (%A1, %A2) */'
-},
-
-"Eor_i" => {
- "irn_flags" => "R",
- "comment" => "construct Eor: Eor(a, const) = Eor(const, a) = a EOR const",
- "attr" => "tarval *tv",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, ARM_SHF_IMM); attr->value = tv;',
- "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
- "cmp_attr" => 'return attr_a->value != attr_b->value;',
- "emit" => '. eor %D1, %S1, %C /* Xor(%C, %S1) -> %D1, (%A1, const) */'
-},
-
-# not commutative operations
-
-"Bic" => {
- "irn_flags" => "R",
- "comment" => "construct Bic: Bic(a, b) = a AND ~b",
- "attr" => "arm_shift_modifier mod, tarval *shf",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, mod); attr->value = shf;',
- "cmp_attr" => 'return (attr_a->instr_fl != attr_b->instr_fl) || (attr_a->value != attr_b->value);',
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "gp" ] },
- "emit" => '. bic %D1, %S1, %S2%X0 /* AndNot(%S1, %S2) -> %D1, (%A1, %A2) */'
-},
-
-"Bic_i" => {
- "irn_flags" => "R",
- "comment" => "construct Bic: Bic(a, const) = a AND ~const",
- "attr" => "tarval *tv",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, ARM_SHF_IMM); attr->value = tv;',
- "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
- "emit" => '. bic %D1, %S1, %C /* AndNot(%C, %S1) -> %D1, (%A1, const) */',
- "cmp_attr" => 'return attr_a->value != attr_b->value;'
-},
-
-"Sub" => {
- "irn_flags" => "R",
- "comment" => "construct Sub: Sub(a, b) = a - b",
- "attr" => "arm_shift_modifier mod, tarval *shf",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, mod); attr->value = shf;',
- "cmp_attr" => 'return (attr_a->instr_fl != attr_b->instr_fl) || (attr_a->value != attr_b->value);',
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "gp" ] },
- "emit" => '. sub %D1, %S1, %S2%X0 /* Sub(%S1, %S2) -> %D1, (%A1, %A2) */'
-},
-
-"Sub_i" => {
- "irn_flags" => "R",
- "comment" => "construct Sub: Sub(a, const) = a - const",
- "attr" => "tarval *tv",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, ARM_SHF_IMM); attr->value = tv;',
- "cmp_attr" => 'return attr_a->value != attr_b->value;',
- "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
- "emit" => '. sub %D1, %S1, %C /* Sub(%S1, %C) -> %D1, (%A1, const) */',
-},
-
-"Rsb" => {
- "irn_flags" => "R",
- "comment" => "construct Rsb: Rsb(a, b) = b - a",
- "attr" => "arm_shift_modifier mod, tarval *shf",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, mod); attr->value = shf;',
- "cmp_attr" => 'return (attr_a->instr_fl != attr_b->instr_fl) || (attr_a->value != attr_b->value);',
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "gp" ] },
- "emit" => '. rsb %D1, %S1, %S2%X0 /* Rsb(%S1, %S2) -> %D1, (%A1, %A2) */'
-},
-
-"Rsb_i" => {
- "irn_flags" => "R",
- "comment" => "construct Rsb: Rsb(a, const) = const - a",
- "attr" => "tarval *tv",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, ARM_SHF_IMM); attr->value = tv;',
- "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
- "emit" => '. rsb %D1, %S1, %C /* Rsb(%S1, %C) -> %D1, (%A1, const) */',
- "cmp_attr" => 'return attr_a->value != attr_b->value;'
-},
-
-"Shl" => {
- "irn_flags" => "R",
- "comment" => "construct Shl: Shl(a, b) = a << b",
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "gp" ] },
- "emit" => '. mov %D1, %S1, lsl %S2 /* Shl(%S1, %S2) -> %D1, (%A1, %A2) */'
-},
-
-"Shr" => {
- "irn_flags" => "R",
- "comment" => "construct Shr: Shr(a, b) = a >> b",
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "in_r1" ] },
- "emit" => '. mov %D1, %S1, lsr %S2 /* Shr(%S1, %S2) -> %D1, (%A1, %A2) */'
-},
-
-"Shrs" => {
- "irn_flags" => "R",
- "comment" => "construct Shrs: Shrs(a, b) = a >> b",
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "in_r1" ] },
- "emit" => '. mov %D1, %S1, asr %S2 /* Shrs(%S1, %S2) -> %D1, (%A1, %A2) */'
-},
-
-#"RotR" => {
-# "irn_flags" => "R",
-# "comment" => "construct RotR: RotR(a, b) = a ROTR b",
-# "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "gp" ] },
-# "emit" => '. mov %D1, %S1, ror %S2 /* RotR(%S1, %S2) -> %D1, (%A1, %A2) */'
-## "emit" => '. ror %S1, %S2, %D1 /* RotR(%S1, %S2) -> %D1, (%A1, %A2) */'
-#},
-
-#"RotL" => {
-# "irn_flags" => "R",
-# "comment" => "construct RotL: RotL(a, b) = a ROTL b",
-# "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "gp" ] },
-# "emit" => '. rol %S1, %S2, %D1 /* RotL(%S1, %S2) -> %D1, (%A1, %A2) */'
-#},
-
-#"RotL_i" => {
-# "irn_flags" => "R",
-# "comment" => "construct RotL: RotL(a, const) = a ROTL const",
-# "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
-# "emit" => '. rol %S1, %C, %D1 /* RotL(%S1, %C) -> %D1, (%A1, const) */'
-#},
-
-"Mov" => {
- "irn_flags" => "R",
- "comment" => "construct Mov: a = b",
- "attr" => "arm_shift_modifier mod, tarval *shf",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, mod); attr->value = shf;',
- "cmp_attr" => 'return (attr_a->instr_fl != attr_b->instr_fl) || (attr_a->value != attr_b->value);',
- "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
- "emit" => '. mov %D1, %S1%X0 /* Mov(%S1%X0) -> %D1, (%A1) */'
-},
-
-"Mov_i" => {
- "irn_flags" => "R",
- "comment" => "represents an integer constant",
- "attr" => "tarval *tv",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, ARM_SHF_IMM); attr->value = tv;',
- "reg_req" => { "out" => [ "gp" ] },
- "emit" => '. mov %D1, %C /* Mov Const into register */',
- "cmp_attr" => 'return attr_a->value != attr_b->value;'
-},
-
-"Mvn" => {
- "irn_flags" => "R",
- "comment" => "construct Not: Not(a) = !a",
- "attr" => "arm_shift_modifier mod, tarval *shf",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, mod); attr->value = shf;',
- "cmp_attr" => 'return (attr_a->instr_fl != attr_b->instr_fl) || (attr_a->value != attr_b->value);',
- "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
- "emit" => '. mvn %D1, %S1%X0 /* ~(%S1%X0) -> %D1, (%A1) */'
-},
-
-"Mvn_i" => {
- "irn_flags" => "R",
- "comment" => "represents a negated integer constant",
- "attr" => "tarval *tv",
- "init_attr" => 'ARM_SET_SHF_MOD(attr, ARM_SHF_IMM); attr->value = tv;',
- "cmp_attr" => 'return attr_a->value != attr_b->value;',
- "reg_req" => { "out" => [ "gp" ] },
- "emit" => '. mvn %D1, %C /* Mov ~Const into register */',
-},
-
-"Abs" => {
- "irn_flags" => "R",
- "comment" => "construct Abs: Abs(a) = |a|",
- "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
- "emit" =>
-'. movs %S1, %S1, #0 /* set condition flag */\n
-. rsbmi %D1, %S1, #0 /* Neg(%S1) -> %D1, (%A1) */'
-},
-
-# other operations
-
-"EmptyReg" => {
- "op_flags" => "c",
- "irn_flags" => "R",
- "comment" => "allocate an empty register for calculations",
- "reg_req" => { "out" => [ "gp" ] },
- "emit" => '. /* %D1 now available for calculations */',
- "cmp_attr" => 'return 1;'
-},
-
-"Copy" => {
- "comment" => "implements a register copy",
- "reg_req" => { "in" => [ "gp" ], "out" => [ "gp" ] },
-},
-
-"CopyB" => {
- "op_flags" => "F|H",
- "state" => "pinned",
- "comment" => "implements a memcopy: CopyB(dst, src, size, mem) == memcpy(dst, src, size)",
- "reg_req" => { "in" => [ "!sp", "!sp", "gp", "gp", "gp", "none" ], "out" => [ "none" ] },
-},
-
-"SymConst" => {
- "op_flags" => "c",
- "irn_flags" => "R",
- "comment" => "represents a symbolic constant",
- "attr" => "const char *label",
- "init_attr" => ' attr->symconst_label = label;',
- "reg_req" => { "out" => [ "gp" ] },
-# "emit" => '. ldr %D1, %C /* Mov Const into register */',
- "cmp_attr" =>
-' /* should be identical but ...*/
- return strcmp(attr_a->symconst_label, attr_b->symconst_label);'
-},
-
-"CondJmp" => {
- "op_flags" => "L|X|Y",
- "comment" => "construct conditional jump: CMP A, B && JMPxx LABEL",
- "cmp_attr" => " return arm_comp_condJmp(attr_a, attr_b);\n",
- "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "none", "none"] },
-},
-
-"SwitchJmp" => {
- "op_flags" => "L|X|Y",
- "comment" => "construct switch",
- "reg_req" => { "in" => [ "gp" ], "out" => [ "none" ] },
- "cmp_attr" => " return 0;\n",
-},
-
-# Load / Store
-
-"Load" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Load: Load(ptr, mem) = LD ptr -> reg",
- "reg_req" => { "in" => [ "gp", "none" ], "out" => [ "gp", "none" ] },
- "emit" => '. ldr %D1, [%S1, #0] /* Load((%S1)) -> %D1, (%A1) */',
- "outs" => [ "res", "M" ],
-},
-
-"Loadb" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Load: Load(ptr, mem) = LD ptr -> reg",
- "reg_req" => { "in" => [ "gp", "none" ], "out" => [ "gp", "none" ] },
- "emit" => '. ldrb %D1, [%S1, #0] /* Load((%S1)) -> %D1, (%A1) */',
- "outs" => [ "res", "M" ],
-},
-
-"Loadbs" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Load: Load(ptr, mem) = LD ptr -> reg",
- "reg_req" => { "in" => [ "gp", "none" ], "out" => [ "gp", "none" ] },
- "emit" => '. ldrsb %D1, [%S1, #0] /* Load((%S1)) -> %D1, (%A1) */',
- "outs" => [ "res", "M" ],
-},
-
-"Loadh" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Load: Load(ptr, mem) = LD ptr -> reg",
- "reg_req" => { "in" => [ "gp", "none" ], "out" => [ "gp", "none" ] },
- "emit" => '. ldrh %D1, [%S1, #0] /* Load((%S1)) -> %D1, (%A1) */',
- "outs" => [ "res", "M" ],
-},
-
-"Loadhs" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Load: Load(ptr, mem) = LD ptr -> reg",
- "reg_req" => { "in" => [ "gp", "none" ], "out" => [ "gp", "none" ] },
- "emit" => '. ldrsh %D1, [%S1, #0] /* Load((%S1)) -> %D1, (%A1) */',
- "outs" => [ "res", "M" ],
-},
-
-"Storeb" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
- "reg_req" => { "in" => [ "gp", "gp", "none" ] },
- "emit" => '. strb %S2, [%S1, #0] /* Store(%S2) -> (%S1), (%A1, %A2) */',
- "outs" => [ "M" ],
-},
-
-"Storebs" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
- "reg_req" => { "in" => [ "gp", "gp", "none" ] },
- "emit" => '. strsb %S2, [%S1, #0] /* Store(%S2) -> (%S1), (%A1, %A2) */',
- "outs" => [ "M" ],
-},
-
-"Storeh" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
- "reg_req" => { "in" => [ "gp", "gp", "none" ] },
- "emit" => '. strh %S2, [%S1, #0] /* Store(%S2) -> (%S1), (%A1, %A2) */',
- "outs" => [ "M" ],
-},
-
-"Storehs" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
- "reg_req" => { "in" => [ "gp", "gp", "none" ] },
- "emit" => '. strhs %S2, [%S1, #0] /* Store(%S2) -> (%S1), (%A1, %A2) */',
- "outs" => [ "M" ],
-},
-
-"Store" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
- "reg_req" => { "in" => [ "gp", "gp", "none" ] },
- "emit" => '. str %S2, [%S1, #0] /* Store(%S2) -> (%S1), (%A1, %A2) */',
- "outs" => [ "M" ],
-},
-
-"StoreStackM4Inc" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
- "reg_req" => { "in" => [ "sp", "gp", "gp", "gp", "gp", "none" ], "out" => [ "gp", "none" ] },
- "emit" => '. stmfd %S1!, {%S2, %S3, %S4, %S5} /* Store multiple on Stack*/',
- "outs" => [ "ptr", "M" ],
-},
-
-"LoadStackM3" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Load: Load(ptr, mem) = LD ptr -> reg",
- "reg_req" => { "in" => [ "sp", "none" ], "out" => [ "gp", "gp", "gp", "none" ] },
- "emit" => '. ldmfd %S1, {%D1, %D2, %D3} /* Load multiple from Stack */',
- "outs" => [ "res0", "res1", "res2", "M" ],