-# Creation: 2006/02/13
-# $Id$
-# This is a template specification for the Firm-Backend
-
-# the cpu architecture (ia32, ia64, mips, sparc, ppc, ...)
+# Arm Architecure Specification
+# Author: Matthias Braun, Michael Beck, Oliver Richter, Tobias Gneist
$arch = "arm";
-$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|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
-# C irop_flag_commutative
-# X irop_flag_cfopcode
-# I irop_flag_ip_cfopcode
-# F irop_flag_fragile
-# 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
-#
-# 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)
-# If this key is missing the following arguments will be created:
-# for i = 1 .. arity: ir_node *op_i
-# ir_mode *mode
-#
-# 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
#
-# 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(db, irg, block, op_<arch>_<op-name>, mode, arity, in)
-# return res
+# Modes
#
-# NOTE: rd_constructor and args are only optional if and only if arity is 0,1,2 or 3
+$mode_gp = "mode_Iu";
+$mode_flags = "mode_Bu";
+$mode_fp = "mode_F";
-# 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" => "r0", "type" => 1 },
- { "name" => "r1", "type" => 1 },
- { "name" => "r2", "type" => 1 },
- { "name" => "r3", "type" => 1 },
- { "name" => "r4", "type" => 2 },
- { "name" => "r5", "type" => 2 },
- { "name" => "r6", "type" => 2 },
- { "name" => "r7", "type" => 2 },
- { "name" => "r8", "type" => 2 },
- { "name" => "r9", "type" => 2 },
- { "name" => "r10", "type" => 2 },
- { "name" => "r11", "type" => 2 },
- { "name" => "r12", "type" => 6 }, # reserved for linker
- { "name" => "sp", "type" => 6 }, # this is our stack pointer
- { "name" => "lr", "type" => 3 }, # this is our return address
- { "name" => "pc", "type" => 6 }, # this is our program counter
- { "mode" => "mode_Iu" }
- ],
- "fpa" => [
- { "name" => "f0", "type" => 1 },
- { "name" => "f1", "type" => 1 },
- { "name" => "f2", "type" => 1 },
- { "name" => "f3", "type" => 1 },
- { "name" => "f4", "type" => 2 },
- { "name" => "f5", "type" => 2 },
- { "name" => "f6", "type" => 2 },
- { "name" => "f7", "type" => 2 },
- { "mode" => "mode_E" }
- ]
-); # %reg_classes
-
-#--------------------------------------------------#
-# _ #
-# (_) #
-# _ __ _____ __ _ _ __ ___ _ __ ___ #
-# | '_ \ / _ \ \ /\ / / | | '__| / _ \| '_ \/ __| #
-# | | | | __/\ V V / | | | | (_) | |_) \__ \ #
-# |_| |_|\___| \_/\_/ |_|_| \___/| .__/|___/ #
-# | | #
-# |_| #
-#--------------------------------------------------#
-
-%nodes = (
-
-#-----------------------------------------------------------------#
-# _ _ _ #
-# (_) | | | | #
-# _ _ __ | |_ ___ __ _ ___ _ __ _ __ ___ __| | ___ ___ #
-# | | '_ \| __/ _ \/ _` |/ _ \ '__| | '_ \ / _ \ / _` |/ _ \/ __| #
-# | | | | | || __/ (_| | __/ | | | | | (_) | (_| | __/\__ \ #
-# |_|_| |_|\__\___|\__, |\___|_| |_| |_|\___/ \__,_|\___||___/ #
-# __/ | #
-# |___/ #
-#-----------------------------------------------------------------#
-
-# 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" ],
-},
-
-
-#---------------------------------------------------#
-# __ _ #
-# / _| | | #
-# | |_ _ __ __ _ _ __ ___ __| | ___ ___ #
-# | _| '_ \ / _` | | '_ \ / _ \ / _` |/ _ \/ __| #
-# | | | |_) | (_| | | | | | (_) | (_| | __/\__ \ #
-# |_| | .__/ \__,_| |_| |_|\___/ \__,_|\___||___/ #
-# | | #
-# |_| #
-#---------------------------------------------------#
-
-# commutative operations
-
-"fpaAdd" => {
- "op_flags" => "C",
- "irn_flags" => "R",
- "comment" => "construct FPA Add: Add(a, b) = Add(b, a) = a + b",
- "reg_req" => { "in" => [ "fpa", "fpa" ], "out" => [ "fpa" ] },
- "emit" => '. adf%M %D1, %S1, %S2 /* FPA Add(%S1, %S2) -> %D1 */',
-},
-
-"fpaMul" => {
- "op_flags" => "C",
- "comment" => "construct FPA Mul: Mul(a, b) = Mul(b, a) = a * b",
- "reg_req" => { "in" => [ "fpa", "fpa" ], "out" => [ "fpa" ] },
- "emit" =>'. muf%M %D1, %S1, %S2 /* FPA Mul(%S1, %S2) -> %D1 */',
-},
-
-"fpaFMul" => {
- "op_flags" => "C",
- "comment" => "construct FPA Fast Mul: Mul(a, b) = Mul(b, a) = a * b",
- "reg_req" => { "in" => [ "fpa", "fpa" ], "out" => [ "fpa" ] },
- "emit" =>'. fml%M %D1, %S1, %S2 /* FPA Fast Mul(%S1, %S2) -> %D1 */',
-},
-
-"fpaMax" => {
- "op_flags" => "C",
- "irn_flags" => "R",
- "comment" => "construct FPA Max: Max(a, b) = Max(b, a) = a > b ? a : b",
- "reg_req" => { "in" => [ "fpa", "fpa" ], "out" => [ "fpa" ] },
- "emit" =>'. fmax %S1, %S2, %D1 /* FPA Max(%S1, %S2) -> %D1 */',
-},
-
-"fpaMin" => {
- "op_flags" => "C",
- "irn_flags" => "R",
- "comment" => "construct FPA Min: Min(a, b) = Min(b, a) = a < b ? a : b",
- "reg_req" => { "in" => [ "fpa", "fpa" ], "out" => [ "fpa" ] },
- "emit" =>'. fmin %S1, %S2, %D1 /* FPA Min(%S1, %S2) -> %D1 */',
-},
-
-# not commutative operations
+ gp => [
+ { name => "r0", dwarf => 0 },
+ { name => "r1", dwarf => 1 },
+ { name => "r2", dwarf => 2 },
+ { name => "r3", dwarf => 3 },
+ { name => "r4", dwarf => 4 },
+ { name => "r5", dwarf => 5 },
+ { name => "r6", dwarf => 6 },
+ { name => "r7", dwarf => 7 },
+ { name => "r8", dwarf => 8 },
+ { name => "r9", dwarf => 9 },
+ { name => "r10", dwarf => 10 },
+ { name => "r11", dwarf => 11 },
+ { name => "r12", dwarf => 12 },
+ { name => "sp", dwarf => 13 },
+ { name => "lr", dwarf => 14 },
+ { name => "pc", dwarf => 15 },
+ { mode => $mode_gp }
+ ],
+ fpa => [
+ { name => "f0", dwarf => 96 },
+ { name => "f1", dwarf => 97 },
+ { name => "f2", dwarf => 98 },
+ { name => "f3", dwarf => 99 },
+ { name => "f4", dwarf => 100 },
+ { name => "f5", dwarf => 101 },
+ { name => "f6", dwarf => 102 },
+ { name => "f7", dwarf => 103 },
+ { mode => $mode_fp }
+ ],
+ flags => [
+ { name => "fl" },
+ { mode => $mode_flags, flags => "manual_ra" }
+ ],
+);
+
+%emit_templates = (
+ FM => "${arch}_emit_float_load_store_mode(node);",
+ AM => "${arch}_emit_float_arithmetic_mode(node);",
+ LM => "${arch}_emit_load_mode(node);",
+ SM => "${arch}_emit_store_mode(node);",
+ SO => "${arch}_emit_shifter_operand(node);",
+ S0 => "${arch}_emit_source_register(node, 0);",
+ SC => "${arch}_emit_symconst(node);",
+ S1 => "${arch}_emit_source_register(node, 1);",
+ S2 => "${arch}_emit_source_register(node, 2);",
+ S3 => "${arch}_emit_source_register(node, 3);",
+ S4 => "${arch}_emit_source_register(node, 4);",
+ D0 => "${arch}_emit_dest_register(node, 0);",
+ D1 => "${arch}_emit_dest_register(node, 1);",
+ D2 => "${arch}_emit_dest_register(node, 2);",
+ O => "${arch}_emit_offset(node);",
+);
+
+$default_attr_type = "arm_attr_t";
+$default_copy_attr = "arm_copy_attr";
+
+%init_attr = (
+ arm_attr_t => "\tinit_arm_attributes(res, irn_flags_, in_reqs, n_res);",
+ arm_SymConst_attr_t =>
+ "\tinit_arm_attributes(res, irn_flags_, in_reqs, n_res);\n".
+ "\tinit_arm_SymConst_attributes(res, entity, symconst_offset);",
+ arm_CondJmp_attr_t => "\tinit_arm_attributes(res, irn_flags_, in_reqs, n_res);",
+ arm_SwitchJmp_attr_t => "\tinit_arm_attributes(res, irn_flags_, in_reqs, n_res);",
+ arm_fConst_attr_t => "\tinit_arm_attributes(res, irn_flags_, in_reqs, n_res);",
+ arm_load_store_attr_t =>
+ "\tinit_arm_attributes(res, irn_flags_, in_reqs, n_res);\n".
+ "\tinit_arm_load_store_attributes(res, ls_mode, entity, entity_sign, offset, is_frame_entity);",
+ arm_shifter_operand_t =>
+ "\tinit_arm_attributes(res, irn_flags_, in_reqs, n_res);\n",
+ arm_cmp_attr_t =>
+ "\tinit_arm_attributes(res, irn_flags_, in_reqs, n_res);\n",
+ arm_farith_attr_t =>
+ "\tinit_arm_attributes(res, irn_flags_, in_reqs, n_res);\n".
+ "\tinit_arm_farith_attributes(res, op_mode);",
+ arm_CopyB_attr_t =>
+ "\tinit_arm_attributes(res, irn_flags_, in_reqs, n_res);\n".
+ "\tinit_arm_CopyB_attributes(res, size);",
+);
+
+%compare_attr = (
+ arm_attr_t => "cmp_attr_arm",
+ arm_SymConst_attr_t => "cmp_attr_arm_SymConst",
+ arm_CondJmp_attr_t => "cmp_attr_arm_CondJmp",
+ arm_SwitchJmp_attr_t => "cmp_attr_arm_SwitchJmp",
+ arm_fConst_attr_t => "cmp_attr_arm_fConst",
+ arm_load_store_attr_t => "cmp_attr_arm_load_store",
+ arm_shifter_operand_t => "cmp_attr_arm_shifter_operand",
+ arm_CopyB_attr_t => "cmp_attr_arm_CopyB",
+ arm_cmp_attr_t => "cmp_attr_arm_cmp",
+ arm_farith_attr_t => "cmp_attr_arm_farith",
+);
+
+my %unop_shifter_operand_constructors = (
+ imm => {
+ attr => "unsigned char immediate_value, unsigned char immediate_rot",
+ custominit => "init_arm_shifter_operand(res, immediate_value, ARM_SHF_IMM, immediate_rot);",
+ reg_req => { in => [], out => [ "gp" ] },
+ },
+ reg => {
+ custominit => "init_arm_shifter_operand(res, 0, ARM_SHF_REG, 0);",
+ reg_req => { in => [ "gp" ], out => [ "gp" ] },
+ },
+ reg_shift_reg => {
+ attr => "arm_shift_modifier_t shift_modifier",
+ custominit => "init_arm_shifter_operand(res, 0, shift_modifier, 0);",
+ reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
+ },
+ reg_shift_imm => {
+ attr => "arm_shift_modifier_t shift_modifier, unsigned shift_immediate",
+ custominit => "init_arm_shifter_operand(res, 0, shift_modifier, shift_immediate);",
+ reg_req => { in => [ "gp" ], out => [ "gp" ] },
+ },
+);
+
+my %binop_shifter_operand_constructors = (
+ imm => {
+ attr => "unsigned char immediate_value, unsigned char immediate_rot",
+ custominit => "init_arm_shifter_operand(res, immediate_value, ARM_SHF_IMM, immediate_rot);",
+ reg_req => { in => [ "gp" ], out => [ "gp" ] },
+ ins => [ "left" ],
+ },
+ reg => {
+ custominit => "init_arm_shifter_operand(res, 0, ARM_SHF_REG, 0);",
+ reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
+ ins => [ "left", "right" ],
+ },
+ reg_shift_reg => {
+ attr => "arm_shift_modifier_t shift_modifier",
+ custominit => "init_arm_shifter_operand(res, 0, shift_modifier, 0);",
+ reg_req => { in => [ "gp", "gp", "gp" ], out => [ "gp" ] },
+ ins => [ "left", "right", "shift" ],
+ },
+ reg_shift_imm => {
+ attr => "arm_shift_modifier_t shift_modifier, unsigned shift_immediate",
+ custominit => "init_arm_shifter_operand(res, 0, shift_modifier, shift_immediate);",
+ reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
+ ins => [ "left", "right" ],
+ },
+);
+
+my %cmp_shifter_operand_constructors = (
+ imm => {
+ attr => "unsigned char immediate_value, unsigned char immediate_rot, bool ins_permuted, bool is_unsigned",
+ custominit =>
+ "init_arm_shifter_operand(res, immediate_value, ARM_SHF_IMM, immediate_rot);\n".
+ "\tinit_arm_cmp_attr(res, ins_permuted, is_unsigned);",
+ reg_req => { in => [ "gp" ], out => [ "flags" ] },
+ ins => [ "left" ],
+ },
+ reg => {
+ attr => "bool ins_permuted, bool is_unsigned",
+ custominit =>
+ "init_arm_shifter_operand(res, 0, ARM_SHF_REG, 0);\n".
+ "\tinit_arm_cmp_attr(res, ins_permuted, is_unsigned);",
+ reg_req => { in => [ "gp", "gp" ], out => [ "flags" ] },
+ ins => [ "left", "right" ],
+ },
+ reg_shift_reg => {
+ attr => "arm_shift_modifier_t shift_modifier, bool ins_permuted, bool is_unsigned",
+ custominit =>
+ "init_arm_shifter_operand(res, 0, shift_modifier, 0);\n".
+ "\tinit_arm_cmp_attr(res, ins_permuted, is_unsigned);",
+ reg_req => { in => [ "gp", "gp", "gp" ], out => [ "flags" ] },
+ ins => [ "left", "right", "shift" ],
+ },
+ reg_shift_imm => {
+ attr => "arm_shift_modifier_t shift_modifier, unsigned shift_immediate, bool ins_permuted, bool is_unsigned",
+ custominit =>
+ "init_arm_shifter_operand(res, 0, shift_modifier, shift_immediate);\n".
+ "\tinit_arm_cmp_attr(res, ins_permuted, is_unsigned);",
+ reg_req => { in => [ "gp", "gp" ], out => [ "flags" ] },
+ ins => [ "left", "right" ],
+ },
+);
-"fpaSub" => {
- "irn_flags" => "R",
- "comment" => "construct FPA Sub: Sub(a, b) = a - b",
- "reg_req" => { "in" => [ "fpa", "fpa" ], "out" => [ "fpa" ] },
- "emit" => '. suf%M %D1, %S1, %S2 /* FPA Sub(%S1, %S2) -> %D1 */'
-},
-
-"fpaRsb" => {
- "irn_flags" => "R",
- "comment" => "construct FPA reverse Sub: Sub(a, b) = b - a",
- "reg_req" => { "in" => [ "fpa", "fpa" ], "out" => [ "fpa" ] },
- "emit" => '. rsf%M %D1, %S1, %S2 /* FPA reverse Sub(%S1, %S2) -> %D1 */'
-},
-
-"fpaDiv" => {
- "comment" => "construct FPA Div: Div(a, b) = a / b",
- "reg_req" => { "in" => [ "fpa", "fpa" ], "out" => [ "fpa" ] },
- "emit" =>'. dvf%M %D1, %S1, %S2 /* FPA Div(%S1, %S2) -> %D1 */',
-},
-
-"fpaRdv" => {
- "comment" => "construct FPA reverse Div: Div(a, b) = b / a",
- "reg_req" => { "in" => [ "fpa", "fpa" ], "out" => [ "fpa" ] },
- "emit" =>'. rdf%M %D1, %S1, %S2 /* FPA reverse Div(%S1, %S2) -> %D1 */',
-},
-"fpaFDiv" => {
- "comment" => "construct FPA Fast Div: Div(a, b) = a / b",
- "reg_req" => { "in" => [ "fpa", "fpa" ], "out" => [ "fpa" ] },
- "emit" =>'. fdv%M %D1, %S1, %S2 /* FPA Fast Div(%S1, %S2) -> %D1 */',
-},
-
-"fpaFRdv" => {
- "comment" => "construct FPA Fast reverse Div: Div(a, b) = b / a",
- "reg_req" => { "in" => [ "fpa", "fpa" ], "out" => [ "fpa" ] },
- "emit" =>'. frd%M %D1, %S1, %S2 /* FPA Fast reverse Div(%S1, %S2) -> %D1 */',
-},
-
-"fpaMov" => {
- "irn_flags" => "R",
- "comment" => "construct FPA Move: b = a",
- "reg_req" => { "in" => [ "fpa" ], "out" => [ "fpa" ] },
- "emit" => '. mvf%M %S1, %D1 /* FPA Mov %S1 -> %D1 */',
-},
-
-"fpaMnv" => {
- "irn_flags" => "R",
- "comment" => "construct FPA Move Negated: b = -a",
- "reg_req" => { "in" => [ "fpa" ], "out" => [ "fpa" ] },
- "emit" => '. mnf%M %S1, %D1 /* FPA Neg(%S1) -> %D1 */',
-},
-
-"fpaAbs" => {
- "irn_flags" => "R",
- "comment" => "construct FPA Absolute value: fAbsd(a) = |a|",
- "reg_req" => { "in" => [ "fpa" ], "out" => [ "fpa" ] },
- "emit" => '. abs%M %D1, %S1 /* FPA Abs(%S1) -> %D1 */',
-},
-
-# other operations
-
-"fpaConst" => {
- "op_flags" => "c",
- "irn_flags" => "R",
- "comment" => "represents a FPA constant",
- "attr" => "tarval *val",
- "init_attr" => 'attr->value = val;',
- "reg_req" => { "out" => [ "fpa" ] },
- "emit" => '. fmov %D1, %C /* Mov fConst into register */',
- "cmp_attr" => 'return attr_a->value != attr_b->value;',
-},
-
-"fpaFlt" => {
- "irn_flags" => "R",
- "comment" => "construct a FPA integer->float conversion",
- "reg_req" => { "in" => ["gp"], "out" => [ "fpa" ] },
- "emit" => '. flt%M %D1, %S1 /* convert int to fp */',
-},
-
-"fpaFix" => {
- "irn_flags" => "R",
- "comment" => "construct a FPA float->integer conversion",
- "reg_req" => { "in" => ["fpa"], "out" => [ "gp" ] },
- "emit" => '. fix %D1, %S1 /* convert fp to int */',
-},
-
-# Load / Store
+%nodes = (
-"fpaLdf" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct FPA Load: Load(ptr, mem) = LD ptr",
- "attr" => "ir_mode *op_mode",
- "init_attr" => "attr->op_mode = op_mode;",
- "reg_req" => { "in" => [ "gp", "none" ], "out" => [ "fpa", "none" ] },
- "emit" => '. ldf%M %D1, [%S1, #0] /* Load((%S1)) -> %D1 */',
- "outs" => [ "res", "M" ],
+Add => {
+ irn_flags => [ "rematerializable" ],
+ emit => '. add %D0, %S0, %SO',
+ mode => $mode_gp,
+ attr_type => "arm_shifter_operand_t",
+ constructors => \%binop_shifter_operand_constructors,
},
-"fpaStf" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
- "attr" => "ir_mode *op_mode",
- "init_attr" => "attr->op_mode = op_mode;",
- "reg_req" => { "in" => [ "gp", "fpa", "none" ] },
- "emit" => '. stf%M [%S2, #0], %S1 /* Store(%S2) -> (%S1), (%A1, %A2) */',
- "outs" => [ "M" ],
+Mul => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "gp", "gp" ], out => [ "!in_r1" ] },
+ emit =>'. mul %D0, %S0, %S1',
+ mode => $mode_gp,
},
-"fpaDbl2GP" => {
- "op_flags" => "L|F",
- "irn_flags" => "R",
- "state" => "exc_pinned",
- "comment" => "construct fp double to 2 gp register transfer",
- "reg_req" => { "in" => [ "fpa", "none" ], "out" => [ "gp", "gp" ] },
- "outs" => [ "low", "high", "M" ],
+Smull => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "gp", "gp" ], out => [ "gp", "gp" ] },
+ emit =>'. smull %D0, %D1, %S0, %S1',
+ outs => [ "low", "high" ],
+},
+
+Umull => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "gp", "gp" ], out => [ "gp", "gp" ] },
+ emit =>'. umull %D0, %D1, %S0, %S1',
+ outs => [ "low", "high" ],
+ mode => $mode_gp,
+},
+
+Mla => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "gp", "gp", "gp" ], out => [ "!in_r1" ] },
+ emit =>'. mla %D0, %S0, %S1, %S2',
+ mode => $mode_gp,
+},
+
+And => {
+ irn_flags => [ "rematerializable" ],
+ emit => '. and %D0, %S0, %SO',
+ mode => $mode_gp,
+ attr_type => "arm_shifter_operand_t",
+ constructors => \%binop_shifter_operand_constructors,
+},
+
+Or => {
+ irn_flags => [ "rematerializable" ],
+ emit => '. orr %D0, %S0, %SO',
+ mode => $mode_gp,
+ attr_type => "arm_shifter_operand_t",
+ constructors => \%binop_shifter_operand_constructors,
+},
+
+Eor => {
+ irn_flags => [ "rematerializable" ],
+ emit => '. eor %D0, %S0, %SO',
+ mode => $mode_gp,
+ attr_type => "arm_shifter_operand_t",
+ constructors => \%binop_shifter_operand_constructors,
+},
+
+Bic => {
+ irn_flags => [ "rematerializable" ],
+ emit => '. bic %D0, %S0, %SO',
+ mode => $mode_gp,
+ attr_type => "arm_shifter_operand_t",
+ constructors => \%binop_shifter_operand_constructors,
+},
+
+Sub => {
+ irn_flags => [ "rematerializable" ],
+ emit => '. sub %D0, %S0, %SO',
+ mode => $mode_gp,
+ attr_type => "arm_shifter_operand_t",
+ constructors => \%binop_shifter_operand_constructors,
+},
+
+Rsb => {
+ irn_flags => [ "rematerializable" ],
+ emit => '. rsb %D0, %S0, %SO',
+ mode => $mode_gp,
+ attr_type => "arm_shifter_operand_t",
+ constructors => \%binop_shifter_operand_constructors,
+},
+
+Mov => {
+ irn_flags => [ "rematerializable" ],
+ arity => "variable",
+ emit => '. mov %D0, %SO',
+ mode => $mode_gp,
+ attr_type => "arm_shifter_operand_t",
+ constructors => \%unop_shifter_operand_constructors,
+},
+
+Mvn => {
+ irn_flags => [ "rematerializable" ],
+ attr_type => "arm_shifter_operand_t",
+ arity => "variable",
+ emit => '. mvn %D0, %SO',
+ mode => $mode_gp,
+ constructors => \%unop_shifter_operand_constructors,
+},
+
+Clz => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "gp" ], out => [ "gp" ] },
+ emit =>'. clz %D0, %S0',
+ mode => $mode_gp,
+},
+
+# mov lr, pc\n mov pc, XXX -- This combination is used for calls to function
+# pointers
+LinkMovPC => {
+ state => "exc_pinned",
+ arity => "variable",
+ out_arity => "variable",
+ attr_type => "arm_shifter_operand_t",
+ attr => "arm_shift_modifier_t shift_modifier, unsigned char immediate_value, unsigned char immediate_rot",
+ custominit => "init_arm_shifter_operand(res, immediate_value, shift_modifier, immediate_rot);\n".
+ "\tarch_add_irn_flags(res, arch_irn_flags_modify_flags);",
+ emit => ". mov lr, pc\n".
+ ". mov pc, %SO",
+},
+
+# mov lr, pc\n ldr pc, XXX -- This combination is used for calls to function
+# pointers
+LinkLdrPC => {
+ state => "exc_pinned",
+ arity => "variable",
+ out_arity => "variable",
+ attr_type => "arm_load_store_attr_t",
+ attr => "ir_mode *ls_mode, ir_entity *entity, int entity_sign, long offset, bool is_frame_entity",
+ custominit => "arch_add_irn_flags(res, arch_irn_flags_modify_flags);",
+ emit => ". mov lr, pc\n".
+ ". ldr pc, %SO",
+},
+
+Bl => {
+ state => "exc_pinned",
+ arity => "variable",
+ out_arity => "variable",
+ attr_type => "arm_SymConst_attr_t",
+ attr => "ir_entity *entity, int symconst_offset",
+ custominit => "arch_add_irn_flags(res, arch_irn_flags_modify_flags);",
+ emit => '. bl %SC',
+},
+
+# this node produces ALWAYS an empty (tempary) gp reg and cannot be CSE'd
+EmptyReg => {
+ op_flags => [ "constlike" ],
+ irn_flags => [ "rematerializable" ],
+ reg_req => { out => [ "gp" ] },
+ emit => '. /* %D0 now available for calculations */',
+ cmp_attr => 'return 1;',
+ mode => $mode_gp,
+},
+
+CopyB => {
+ state => "pinned",
+ attr => "unsigned size",
+ attr_type => "arm_CopyB_attr_t",
+ reg_req => { in => [ "!sp", "!sp", "gp", "gp", "gp", "none" ], out => [ "none" ] },
+ outs => [ "M" ],
+},
+
+FrameAddr => {
+ op_flags => [ "constlike" ],
+ irn_flags => [ "rematerializable" ],
+ attr => "ir_entity *entity, int symconst_offset",
+ reg_req => { in => [ "gp" ], out => [ "gp" ] },
+ ins => [ "base" ],
+ attr_type => "arm_SymConst_attr_t",
+ mode => $mode_gp,
+},
+
+SymConst => {
+ op_flags => [ "constlike" ],
+ irn_flags => [ "rematerializable" ],
+ attr => "ir_entity *entity, int symconst_offset",
+ reg_req => { out => [ "gp" ] },
+ attr_type => "arm_SymConst_attr_t",
+ mode => $mode_gp,
+},
+
+Cmp => {
+ irn_flags => [ "rematerializable", "modify_flags" ],
+ emit => '. cmp %S0, %SO',
+ mode => $mode_flags,
+ attr_type => "arm_cmp_attr_t",
+ constructors => \%cmp_shifter_operand_constructors,
+},
+
+Tst => {
+ irn_flags => [ "rematerializable", "modify_flags" ],
+ emit => '. tst %S0, %SO',
+ mode => $mode_flags,
+ attr_type => "arm_cmp_attr_t",
+ constructors => \%cmp_shifter_operand_constructors,
+},
+
+B => {
+ op_flags => [ "labeled", "cfopcode", "forking" ],
+ state => "pinned",
+ mode => "mode_T",
+ reg_req => { in => [ "flags" ], out => [ "none", "none" ] },
+ attr => "ir_relation relation",
+ attr_type => "arm_CondJmp_attr_t",
+ init_attr => "\tset_arm_CondJmp_relation(res, relation);",
+},
+
+Jmp => {
+ state => "pinned",
+ op_flags => [ "cfopcode" ],
+ irn_flags => [ "simple_jump" ],
+ reg_req => { out => [ "none" ] },
+ mode => "mode_X",
+},
+
+SwitchJmp => {
+ op_flags => [ "labeled", "cfopcode", "forking" ],
+ state => "pinned",
+ mode => "mode_T",
+ attr => "const ir_switch_table *table",
+ init_attr => "init_arm_SwitchJmp_attributes(res, table);",
+ reg_req => { in => [ "gp" ], out => [ "none" ] },
+ out_arity => "variable",
+ attr_type => "arm_SwitchJmp_attr_t",
+},
+
+Ldr => {
+ op_flags => [ "labeled" ],
+ state => "exc_pinned",
+ ins => [ "ptr", "mem" ],
+ outs => [ "res", "M" ],
+ reg_req => { in => [ "gp", "none" ], out => [ "gp", "none" ] },
+ emit => '. ldr%LM %D0, [%S0, #%O]',
+ attr_type => "arm_load_store_attr_t",
+ attr => "ir_mode *ls_mode, ir_entity *entity, int entity_sign, long offset, bool is_frame_entity",
+},
+
+Str => {
+ op_flags => [ "labeled" ],
+ state => "exc_pinned",
+ ins => [ "ptr", "val", "mem" ],
+ outs => [ "M" ],
+ reg_req => { in => [ "gp", "gp", "none" ], out => [ "none" ] },
+ emit => '. str%SM %S1, [%S0, #%O]',
+ mode => "mode_M",
+ attr_type => "arm_load_store_attr_t",
+ attr => "ir_mode *ls_mode, ir_entity *entity, int entity_sign, long offset, bool is_frame_entity",
+},
+
+StoreStackM4Inc => {
+ op_flags => [ "labeled" ],
+ irn_flags => [ "rematerializable" ],
+ state => "exc_pinned",
+ reg_req => { in => [ "sp", "gp", "gp", "gp", "gp", "none" ], out => [ "sp:I|S", "none" ] },
+ emit => '. stmfd %S0!, {%S1, %S2, %S3, %S4}',
+ outs => [ "ptr", "M" ],
+},
+
+LoadStackM3Epilogue => {
+ op_flags => [ "labeled" ],
+ irn_flags => [ "rematerializable" ],
+ state => "exc_pinned",
+ reg_req => { in => [ "sp", "none" ], out => [ "r11:I", "sp:I|S", "pc:I", "none" ] },
+ emit => '. ldmfd %S0, {%D0, %D1, %D2}',
+ outs => [ "res0", "res1", "res2", "M" ],
+},
+
+
+
+Adf => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "fpa", "fpa" ], out => [ "fpa" ] },
+ emit => '. adf%AM %D0, %S0, %S1',
+ attr_type => "arm_farith_attr_t",
+ attr => "ir_mode *op_mode",
+ mode => $mode_fp,
+},
+
+Muf => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "fpa", "fpa" ], out => [ "fpa" ] },
+ emit =>'. muf%AM %D0, %S0, %S1',
+ attr_type => "arm_farith_attr_t",
+ attr => "ir_mode *op_mode",
+ mode => $mode_fp,
+},
+
+Suf => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "fpa", "fpa" ], out => [ "fpa" ] },
+ emit => '. suf%AM %D0, %S0, %S1',
+ attr_type => "arm_farith_attr_t",
+ attr => "ir_mode *op_mode",
+ mode => $mode_fp,
+},
+
+Dvf => {
+ reg_req => { in => [ "fpa", "fpa" ], out => [ "fpa", "none" ] },
+ emit =>'. dvf%AM %D0, %S0, %S1',
+ outs => [ "res", "M" ],
+ attr_type => "arm_farith_attr_t",
+ attr => "ir_mode *op_mode",
+ mode => $mode_fp,
+},
+
+Mvf => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "fpa" ], out => [ "fpa" ] },
+ emit => '. mvf%AM %S0, %D0',
+ attr_type => "arm_farith_attr_t",
+ attr => "ir_mode *op_mode",
+ mode => $mode_fp,
+},
+
+FltX => {
+ irn_flags => [ "rematerializable" ],
+ reg_req => { in => [ "gp" ], out => [ "fpa" ] },
+ emit => '. flt%AM %D0, %S0',
+ attr_type => "arm_farith_attr_t",
+ attr => "ir_mode *op_mode",
+ mode => $mode_fp,
+},
+
+Cmfe => {
+ irn_flags => [ "rematerializable", "modify_flags" ],
+ mode => $mode_flags,
+ attr_type => "arm_cmp_attr_t",
+ attr => "bool ins_permuted",
+ init_attr => "init_arm_cmp_attr(res, ins_permuted, false);",
+ reg_req => { in => [ "fpa", "fpa" ], out => [ "flags" ] },
+ emit => '. cmfe %S0, %S1',
+},
+
+Ldf => {
+ op_flags => [ "labeled" ],
+ state => "exc_pinned",
+ ins => [ "ptr", "mem" ],
+ outs => [ "res", "M" ],
+ reg_req => { in => [ "gp", "none" ], out => [ "fpa", "none" ] },
+ emit => '. ldf%FM %D0, [%S0, #%O]',
+ attr_type => "arm_load_store_attr_t",
+ attr => "ir_mode *ls_mode, ir_entity *entity, int entity_sign, long offset, bool is_frame_entity",
+},
+
+Stf => {
+ op_flags => [ "labeled" ],
+ state => "exc_pinned",
+ ins => [ "ptr", "val", "mem" ],
+ outs => [ "M" ],
+ mode => "mode_M",
+ reg_req => { in => [ "gp", "fpa", "none" ], out => [ "none" ] },
+ emit => '. stf%FM %S1, [%S0, #%O]',
+ attr_type => "arm_load_store_attr_t",
+ attr => "ir_mode *ls_mode, ir_entity *entity, int entity_sign, long offset, bool is_frame_entity",
},
-
-#---------------------------------------------------#
-# __ _ #
-# / _| | | #
-# __ _| |_ _ __ _ __ ___ __| | ___ ___ #
-# \ \ / / _| '_ \ | '_ \ / _ \ / _` |/ _ \/ __| #
-# \ V /| | | |_) | | | | | (_) | (_| | __/\__ \ #
-# \_/ |_| | .__/ |_| |_|\___/ \__,_|\___||___/ #
-# | | #
-# |_| #
-#---------------------------------------------------#
+#
+# floating point constants
+#
+fConst => {
+ op_flags => [ "constlike" ],
+ irn_flags => [ "rematerializable" ],
+ attr => "ir_tarval *tv",
+ init_attr => "attr->tv = tv;",
+ mode => "get_tarval_mode(tv)",
+ reg_req => { out => [ "fpa" ] },
+ attr_type => "arm_fConst_attr_t",
+}
); # end of %nodes