# %nodes = (
#
# <op-name> => {
-# "op_flags" => "N|L|C|X|I|F|Y|H|c",
-# "arity" => "0|1|2|3|variable|dynamic|all",
-# "state" => "floats|pinned",
-# "args" => [
-# { "type" => "type 1", "name" => "name 1" },
-# { "type" => "type 2", "name" => "name 2" },
-# ...
-# ],
-# "comment" => "any comment for constructor",
+# "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",
# "rd_constructor" => "c source code which constructs an ir_node"
# },
#
#
# ); # close the %nodes initializer
+# op_flags: flags for the operation, OPTIONAL (default is "N")
# the op_flags correspond to the firm irop_flags:
# N irop_flag_none
# L irop_flag_labeled
# Y irop_flag_forking
# H irop_flag_highlevel
# c irop_flag_constlike
+# K irop_flag_keep
#
-# op_flags: flags for the operation, OPTIONAL (default is "N")
+# 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 "pinned")
+# state: state of the operation, OPTIONAL (default is "floats")
#
# arity: arity of the operation, MUST NOT BE OMITTED
#
# set in[i] = op_i
# done
# res = new_ir_node(db, irg, block, op_<arch>_<op-name>, mode, arity, in)
-# res = optimize_node(res)
-# IRN_VRFY_IRG(res, irg)
# return res
#
# NOTE: 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" => 6 },
+ { "name" => "xxx", "type" => 6 }, # we need a dummy register for NoReg and Unknown nodes
+ { "mode" => "mode_P" }
+ ],
+ "fp" => [
+ { "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" => "xxxx", "type" => 6 }, # we need a dummy register for NoReg and Unknown nodes
+ { "mode" => "mode_D" }
+ ]
+); # %reg_classes
+
#--------------------------------------------------#
# _ #
# (_) #
%nodes = (
-# arithmetic operations
+#-----------------------------------------------------------------#
+# _ _ _ #
+# (_) | | | | #
+# _ _ __ | |_ ___ __ _ ___ _ __ _ __ ___ __| | ___ ___ #
+# | | '_ \| __/ _ \/ _` |/ _ \ '__| | '_ \ / _ \ / _` |/ _ \/ __| #
+# | | | | | || __/ (_| | __/ | | | | | (_) | (_| | __/\__ \ #
+# |_|_| |_|\__\___|\__, |\___|_| |_| |_|\___/ \__,_|\___||___/ #
+# __/ | #
+# |___/ #
+#-----------------------------------------------------------------#
# commutative operations
+# 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" => {
- "op_flags" => "C",
- "arity" => 2,
- "comment" => "construct Add: Add(a, b) = Add(b, a) = a + b",
- "emit" => '. addl %s2, %d1\t\t\t/* Add(%s1, %s2) -> %d1 */'
+ "irn_flags" => "R",
+ "comment" => "construct Add: Add(a, b) = Add(b, a) = a + b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. add %ia32_emit_binop\t\t\t/* Add(%A1, %A2) -> %D1 */'
},
-"Add_i" => {
- "arity" => 1,
- "comment" => "construct Add: Add(a, const) = Add(const, a) = a + const",
- "emit" => '. addl %c, %d1\t\t\t/* Add(%c, %s1) -> %d1 */'
+"Mul" => {
+ "irn_flags" => "A",
+ "comment" => "construct Mul: Mul(a, b) = Mul(b, a) = a * b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. imul %ia32_emit_binop\t\t\t/* Mul(%A1, %A2) -> %D1 */'
},
-"Mul" => {
- "op_flags" => "C",
- "arity" => 2,
- "comment" => "construct Mul: Mul(a, b) = Mul(b, a) = a * b",
- "emit" =>
-' if (mode_is_signed(get_irn_mode(n))) {
-4. imull %s2\t\t\t/* signed Mul(%s1, %s2) -> %d1 */
+# 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",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "eax in_r1", "edx in_r2" ] },
+ "emit" => '. imul %ia32_emit_unop\t\t\t/* Mulh(%A1, %A2) -> %D1 */ '
+},
+
+"And" => {
+ "irn_flags" => "R",
+ "comment" => "construct And: And(a, b) = And(b, a) = a AND b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. and %ia32_emit_binop\t\t\t/* And(%A1, %A2) -> %D1 */'
+},
+
+"Or" => {
+ "irn_flags" => "R",
+ "comment" => "construct Or: Or(a, b) = Or(b, a) = a OR b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. or %ia32_emit_binop\t\t\t/* Or(%A1, %A2) -> %D1 */'
+},
+
+"Eor" => {
+ "irn_flags" => "R",
+ "comment" => "construct Eor: Eor(a, b) = Eor(b, a) = a EOR b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. xor %ia32_emit_binop\t\t\t/* Xor(%A1, %A2) -> %D1 */'
+},
+
+"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\t\t\t/* prepare Max (%S1 - %S2), (%A1, %A2) */
+ if (mode_is_signed(get_irn_mode(n))) {
+4. cmovl %D1, %S2\t\t\t/* %S1 is less %S2 */
}
else {
-4. mull %s2\t\t\t/* unsigned Mul(%s1, %s2) -> %d1 */
+4. cmovb %D1, %S2\t\t\t/* %S1 is below %S2 */
}
'
},
-"Mul_i" => {
- "state" => "pinned",
- "arity" => 1,
- "comment" => "construct Mul: Mul(a, const) = Mul(const, a) = a * const",
- "emit" =>
-' if (mode_is_signed(get_irn_mode(n))) {
-4. imull %c\t\t\t/* signed Mul(%c, %s1) -> %d1 */
+"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\t\t\t/* prepare Min (%S1 - %S2), (%A1, %A2) */
+ if (mode_is_signed(get_irn_mode(n))) {
+2. cmovg %D1, %S2\t\t\t/* %S1 is greater %S2 */
}
else {
-4. mull %c\t\t\t/* unsigned Mul(%c, %s1) -> %d1 */
+2. cmova %D1, %S2, %D1\t\t\t/* %S1 is above %S2 */
}
'
},
-"Mulh" => {
- "op_flags" => "C",
- "arity" => 2,
- "comment" => "construct Mulh: Mulh(a, b) = Mulh(b, a) = get_32_highest_bits(a * b)",
- "emit" =>
-' if (mode_is_signed(get_irn_mode(n))) {
-4. imull %s2\t\t\t/* signed Mulh(%s1, %s2) -> %d1 */
- }
- else {
-4. mull %s2\t\t\t/* unsigned Mulh(%s1, %s2) -> %d1 */
- }
+"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\t\t\t/* compare Sel for CMov (%A2, %A3) */
+. cmovne %D1, %S3\t\t\t/* sel == true -> return %S3 */
'
},
-"Mulh_i" => {
- "state" => "pinned",
- "arity" => 1,
- "comment" => "construct Mulh: Mulh(a, const) = Mulh(const, a) = get_32_highest_bits(a * const)",
+# not commutative operations
+
+"Sub" => {
+ "irn_flags" => "R",
+ "comment" => "construct Sub: Sub(a, b) = a - b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. sub %ia32_emit_binop\t\t\t/* Sub(%A1, %A2) -> %D1 */'
+},
+
+"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. imull %c\t\t\t/* signed Mulh(%c, %s1) -> %d1 */
+4. idiv %S2\t\t\t/* signed DivMod(%S1, %S2) -> %D1, (%A1, %A2, %A3) */
}
else {
-4. mull %c\t\t\t/* unsigned Mulh(%c, %s1) -> %d1 */
+4. div %S2\t\t\t/* unsigned DivMod(%S1, %S2) -> %D1, (%A1, %A2, %A3) */
}
'
},
-"And" => {
- "op_flags" => "C",
- "arity" => 2,
- "comment" => "construct And: And(a, b) = And(b, a) = a AND b",
- "emit" => '. andl %s2, %d1\t\t\t/* And(%s1, %s2) -> %d1 */'
+"Shl" => {
+ "irn_flags" => "R",
+ "comment" => "construct Shl: Shl(a, b) = a << b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "ecx", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. shl %ia32_emit_binop\t\t\t/* Shl(%A1, %A2) -> %D1 */'
},
-"And_i" => {
- "arity" => 1,
- "comment" => "construct And: And(a, const) = And(const, a) = a AND const",
- "emit" => '. andl %c, %d1\t\t\t/* And(%c, %s1) -> %d1 */'
+"Shr" => {
+ "irn_flags" => "R",
+ "comment" => "construct Shr: Shr(a, b) = a >> b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "ecx", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. shr %ia32_emit_binop\t\t\t/* Shr(%A1, %A2) -> %D1 */'
},
-"Or" => {
- "op_flags" => "C",
- "arity" => 2,
- "comment" => "construct Or: Or(a, b) = Or(b, a) = a OR b",
- "emit" => '. orl %s2, %d1\t\t\t/* Or(%s1, %s2) -> %d1 */'
+"Shrs" => {
+ "irn_flags" => "R",
+ "comment" => "construct Shrs: Shrs(a, b) = a >> b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "ecx", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. sar %ia32_emit_binop\t\t\t/* Shrs(%A1, %A2) -> %D1 */'
},
-"Or_i" => {
- "arity" => 1,
- "comment" => "construct Or: Or(a, const) = Or(const, a) = a OR const",
- "emit" => '. orl %c, %d1\t\t\t/* Or(%c, %s1) -> %d1 */'
+"RotR" => {
+ "irn_flags" => "R",
+ "comment" => "construct RotR: RotR(a, b) = a ROTR b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "ecx", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. ror %ia32_emit_binop\t\t\t/* RotR(%A1, %A2) -> %D1 */'
},
-"Eor" => {
- "op_flags" => "C",
- "arity" => 2,
- "comment" => "construct Eor: Eor(a, b) = Eor(b, a) = a EOR b",
- "emit" => '. xorl %s2, %d1\t\t\t/* Xor(%s1, %s2) -> %d1 */'
+"RotL" => {
+ "irn_flags" => "R",
+ "comment" => "construct RotL: RotL(a, b) = a ROTL b",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "ecx", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. rol %ia32_emit_binop\t\t\t/* RotL(%A1, %A2) -> %D1 */'
},
-"Eor_i" => {
- "arity" => 1,
- "comment" => "construct Eor: Eor(a, const) = Eor(const, a) = a EOR const",
- "emit" => '. xorl %c, %d1\t\t\t/* Xor(%c, %s1) -> %d1 */'
-},
+# unary operations
-"Max" => {
- "op_flags" => "C",
- "arity" => 2,
- "comment" => "construct Max: Max(a, b) = Max(b, a) = a > b ? a : b",
- "emit" =>
-'2. cmpl %s2, %s1\t\t\t/* prepare Max */
- if (mode_is_signed(get_irn_mode(n))) {
-2. cmovg %s1, %d1\t\t\t/* Max(%s1, %s2) -> %d1 */
- }
- else {
-2. cmova %s1, %d1\t\t\t/* Max(%s1, %s2) -> %d1 */
- }
-'
+"Minus" => {
+ "irn_flags" => "R",
+ "comment" => "construct Minus: Minus(a) = -a",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. neg %ia32_emit_unop\t\t\t/* Neg(%A1) -> %D1, (%A1) */'
},
-"Min" => {
- "op_flags" => "C",
- "arity" => 2,
- "comment" => "construct Min: Min(a, b) = Min(b, a) = a < b ? a : b",
- "emit" =>
-'2. cmpl %s2, %s1\t\t\t/* prepare Min (%s1 - %s2) */
- if (mode_is_signed(get_irn_mode(n))) {
-2. cmovl %s1, %d1\t\t\t/* Min(%s1, %s2) -> %d1 */
- }
- else {
-2. cmovb %s1, %d1\t\t\t/* Min(%s1, %s2) -> %d1 */
- }
-'
+"Inc" => {
+ "irn_flags" => "R",
+ "comment" => "construct Increment: Inc(a) = a++",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. inc %ia32_emit_unop\t\t\t/* Inc(%S1) -> %D1, (%A1) */'
},
-# not commutative operations
+"Dec" => {
+ "irn_flags" => "R",
+ "comment" => "construct Decrement: Dec(a) = a--",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. dec %ia32_emit_unop\t\t\t/* Dec(%S1) -> %D1, (%A1) */'
+},
-"Sub" => {
- "arity" => 2,
- "comment" => "construct Sub: Sub(a, b) = a - b",
- "emit" => '. subl %s2, %s1\t\t\t/* Sub(%s1, %s2) -> %d1 */'
+"Not" => {
+ "irn_flags" => "R",
+ "comment" => "construct Not: Not(a) = !a",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. not %ia32_emit_unop\t\t\t/* Not(%S1) -> %D1, (%A1) */'
},
-"Sub_i" => {
- "arity" => 1,
- "comment" => "construct Sub: Sub(a, const) = a - const",
- "emit" => '. subl %c, %s1\t\t\t/* Sub(%s1, %c) -> %d1 */'
+# other operations
+
+"Conv" => {
+ "reg_req" => { "in" => [ "gp" ], "out" => [ "in_r1" ] },
+ "comment" => "construct Conv: Conv(a) = (conv)a"
},
-"Mod" => {
- "arity" => 2,
- "comment" => "construct Mod: Mod(a, b) = a % b",
- "emit" =>
-' if (mode_is_signed(get_irn_mode(n))) {
-4. cltd\t\t\t/* sign extend EAX -> EDX:EAX */\n
-4. idivl %s2\t\t\t/* signed Mod(%s1, %s2) -> %d1 */
- }
- else {
-4. xorl edx, edx\t\t\t/* EDX = 0 */
-4. divl %s2\t\t\t/* unsigned Mod(%s1, %s2) -> %d1 */
- }
-'
+"CondJmp" => {
+ "op_flags" => "L|X|Y",
+ "comment" => "construct conditional jump: CMP A, B && JMPxx LABEL",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "gp", "none" ], "out" => [ "none", "none" ] },
},
-"DivMod" => {
- "arity" => 2,
- "comment" => "construct DivMod: DivMod(a,b) = (a / b, a % b)",
- "emit" =>
-' if (mode_is_signed(get_irn_mode(n))) {
-4. cltd\t\t\t/* sign extend EAX -> EDX:EAX */\n
-4. idivl %s2\t\t\t/* signed DivMod(%s1, %s2) -> (%d1:%d2) (Div, Mod) */
- }
- else {
-4. xorl edx, edx\t\t\t/* EDX = 0 */
-4. divl %s2\t\t\t/* unsigned DivMod(%s1, %s2) -> (%d1:%d2) (Div, Mod) */
- }
-'
+"SwitchJmp" => {
+ "op_flags" => "L|X|Y",
+ "comment" => "construct switch",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ], "out" => [ "none" ] },
},
-"Div" => {
- "arity" => 2,
- "comment" => "construct Div: Div(a, b) = a / b",
- "emit" =>
-' if (mode_is_signed(get_irn_mode(n))) {
-4. cltd\t\t\t/* sign extend EAX -> EDX:EAX */\n
-4. idivl %s2\t\t\t/* signed Div(%s1, %s2) -> %d1 */
- }
- else {
-4. xorl edx, edx\t\t\t/* EDX = 0 */
-4. divl %s2\t\t\t/* unsigned Div(%s1, %s2) -> %d1 */
+"Const" => {
+ "op_flags" => "c",
+ "irn_flags" => "R",
+ "comment" => "represents an integer constant",
+ "reg_req" => { "out" => [ "gp" ] },
+ "emit" => '. mov %D1, %C\t\t\t/* Mov Const into register */',
+ "cmp_attr" =>
+'
+ if (attr_a->data.tp == attr_b->data.tp) {
+ if (attr_a->data.tp == ia32_SymConst) {
+ if (attr_a->sc == NULL || attr_b->sc == NULL)
+ return 1;
+ else
+ return strcmp(attr_a->sc, attr_b->sc);
+ }
+ else {
+ if (attr_a->tv == NULL || attr_b->tv == NULL)
+ return 1;
+
+ if (tarval_cmp(attr_a->tv, attr_b->tv) == pn_Cmp_Eq)
+ return 0;
+ else
+ return 1;
+ }
}
+ else
+ return 1;
'
},
-"Shl" => {
- "arity" => 2,
- "comment" => "construct Shl: Shl(a, b) = a << b",
- "emit" => '. shll %s2, %d1\t\t\t/* Shl(%s1, %s2) -> %d1 */'
+"Cdq" => {
+ "irn_flags" => "R",
+ "comment" => "construct CDQ: sign extend EAX -> EDX:EAX",
+ "reg_req" => { "in" => [ "gp" ], "out" => [ "eax in_r1", "edx" ] },
+ "emit" => '. cdq\t\t\t/* sign extend EAX -> EDX:EAX, (%A1) */'
},
-"Shl_i" => {
- "arity" => 1,
- "comment" => "construct Shl: Shl(a, const) = a << const",
- "emit" => '. shll %c, %d1\t\t\t/* Shl(%s1, %c) -> %d1 */'
-},
+# Load / Store
-"Shr" => {
- "arity" => 2,
- "comment" => "construct Shr: Shr(a, b) = a >> b",
- "emit" => '. shrl %s2, %d1\t\t\t/* Shr(%s1, %s2) -> %d1 */'
+"Load" => {
+ "op_flags" => "L|F",
+ "irn_flags" => "R",
+ "state" => "exc_pinned",
+ "comment" => "construct Load: Load(ptr, mem) = LD ptr -> reg",
+ "reg_req" => { "in" => [ "gp", "gp", "none" ], "out" => [ "gp" ] },
+ "emit" => '. mov %D1, %ia32_emit_am\t\t\t/* Load((%A1)) -> %D1 */'
},
-"Shr_i" => {
- "arity" => 1,
- "comment" => "construct Shr: Shr(a, const) = a >> const",
- "emit" => '. shrl %c, %d1\t\t\t/* Shr(%s1, %c) -> %d1 */'
+"Store" => {
+ "op_flags" => "L|F",
+ "state" => "exc_pinned",
+ "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ] },
+ "emit" => '. mov %ia32_emit_am, %S3\t\t\t/* Store(%A2) -> (%A1) */'
},
-"Shrs" => {
- "arity" => 2,
- "comment" => "construct Shrs: Shrs(a, b) = a >> b",
- "emit" => '. sarl %s2, %d1\t\t\t/* Shrs(%s1, %s2) -> %d1 */'
+"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",
+ "reg_req" => { "in" => [ "gp", "gp" ], "out" => [ "gp" ] },
+ "emit" => '. lea %D1, %ia32_emit_am\t\t/* %D1 = %S1 + %S2 << %C + %O, (%A1, %A2) */'
},
-"Shrs_i" => {
- "arity" => 1,
- "comment" => "construct Shrs: Shrs(a, const) = a >> const",
- "emit" => '. sarl %c, %d1\t\t\t/* Shrs(%s1, %c) -> %d1 */'
-},
+#--------------------------------------------------------#
+# __ _ _ _ #
+# / _| | | | | | #
+# | |_| | ___ __ _| |_ _ __ ___ __| | ___ ___ #
+# | _| |/ _ \ / _` | __| | '_ \ / _ \ / _` |/ _ \/ __| #
+# | | | | (_) | (_| | |_ | | | | (_) | (_| | __/\__ \ #
+# |_| |_|\___/ \__,_|\__| |_| |_|\___/ \__,_|\___||___/ #
+#--------------------------------------------------------#
-"RotR" => {
- "arity" => 2,
- "comment" => "construct RotR: RotR(a, b) = a ROTR b",
- "emit" => '. rorl %s2, %d1\t\t\t/* RotR(%s1, %s2) -> %d1 */'
+# commutative operations
+
+"fAdd" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Add: Add(a, b) = Add(b, a) = a + b",
+ "reg_req" => { "in" => [ "gp", "gp", "fp", "fp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. adds%M %ia32_emit_binop\t\t\t/* SSE Add(%A1, %A2) -> %D1 */'
},
-"RotR_i" => {
- "arity" => 1,
- "comment" => "construct RotR: RotR(a, const) = a ROTR const",
- "emit" => '. rorl %c, %d1\t\t\t/* RotR(%s1, %c) -> %d1 */'
+"fMul" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Mul: Mul(a, b) = Mul(b, a) = a * b",
+ "reg_req" => { "in" => [ "gp", "gp", "fp", "fp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. muls%M %ia32_emit_binop\t\t\t/* SSE Mul(%A1, %A2) -> %D1 */'
},
-"RotL" => {
- "arity" => 2,
- "comment" => "construct RotL: RotL(a, b) = a ROTL b",
- "emit" => '. roll %s2, %d1\t\t\t/* RotL(%s1, %s2) -> %d1 */'
+"fMax" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Max: Max(a, b) = Max(b, a) = a > b ? a : b",
+ "reg_req" => { "in" => [ "gp", "gp", "fp", "fp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. maxs%M %ia32_emit_binop\t\t\t/* SSE Max(%A1, %A2) -> %D1 */'
},
-"RotL_i" => {
- "arity" => 1,
- "comment" => "construct RotL: RotL(a, const) = a ROTL const",
- "emit" => '. roll %c, %d1\t\t\t/* RotL(%s1, %c) -> %d1 */'
+"fMin" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Min: Min(a, b) = Min(b, a) = a < b ? a : b",
+ "reg_req" => { "in" => [ "gp", "gp", "fp", "fp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. mins%M %ia32_emit_binop\t\t\t/* SSE Min(%A1, %A2) -> %D1 */'
},
-"Minus" => {
- "arity" => 1,
- "comment" => "construct Minus: Minus(a) = -a",
- "emit" => '. negl %d1\t\t\t/* Neg(%s1) -> %d1 */'
+"fAnd" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE And: And(a, b) = a AND b",
+ "reg_req" => { "in" => [ "gp", "gp", "fp", "fp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. andp%M %ia32_emit_binop\t\t\t/* SSE And(%A3, %A4) -> %D1 */'
},
-"Inc" => {
- "arity" => 1,
- "comment" => "construct Increment: Inc(a) = a++",
- "emit" => '. incl %d1\t\t\t/* Inc(%s1) -> %d1 */'
+"fOr" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Or: Or(a, b) = a OR b",
+ "reg_req" => { "in" => [ "gp", "gp", "fp", "fp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. orp%M %ia32_emit_binop\t\t\t/* SSE Or(%A3, %A4) -> %D1 */'
},
-"Dec" => {
- "arity" => 1,
- "comment" => "construct Decrement: Dec(a) = a--",
- "emit" => '. decl %d1\t\t\t/* Dec(%s1) -> %d1 */'
+"fEor" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Eor: Eor(a, b) = a XOR b",
+ "reg_req" => { "in" => [ "gp", "gp", "fp", "fp", "none" ], "out" => [ "in_r3" ] },
+ "emit" => '. xorp%M %ia32_emit_binop\t\t\t/* SSE Xor(%A3, %A4) -> %D1 */'
},
-"Abs" => {
- "arity" => 1,
- "comment" => "construct Abs: Abs(a) = |a|",
- "emit" =>
-'2. cdq\t\t\t/* Abs: EAX->EDX:EAX */
-2. xorl %%edx, %%eax\t\t\t/* Abs: one-completent */
-2. subl %%edx, %%eax\t\t\t/* Abs: two-complement */
-'
+# not commutative operations
+
+"fSub" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Sub: Sub(a, b) = a - b",
+ "reg_req" => { "in" => [ "gp", "gp", "fp", "fp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. subs%M %ia32_emit_binop\t\t\t/* SSE Sub(%A1, %A2) -> %D1 */'
},
-"Not" => {
- "arity" => 1,
- "comment" => "construct Not: Not(a) = !a",
- "emit" => '. notl %d1\t\t\t/* Not(%s1) -> %d1 */'
+"fDiv" => {
+ "irn_flags" => "R",
+ "comment" => "construct SSE Div: Div(a, b) = a / b",
+ "reg_req" => { "in" => [ "gp", "gp", "fp", "fp", "none" ], "out" => [ "in_r1" ] },
+ "emit" => '. divs%M %ia32_emit_binop\t\t\t/* SSE Div(%A1, %A2) -> %D1 */'
},
# other operations
-"Conv" => {
- "arity" => 1,
+"fConv" => {
+ "reg_req" => { "in" => [ "fp" ], "out" => [ "gp" ] },
"comment" => "construct Conv: Conv(a) = (conv)a"
},
-"Cmp" => {
- "op_flags" => "C",
- "arity" => 2,
- "comment" => "construct Cmp: Cmp(a, b) = a CMP b",
- "emit" => '. cmpl %s2, %s1\t\t\t/* Cmp(%s1, %s2) -> flags */'
+"fCondJmp" => {
+ "op_flags" => "L|X|Y",
+ "comment" => "construct conditional jump: UCOMIS A, B && JMPxx LABEL",
+ "reg_req" => { "in" => [ "gp", "gp", "fp", "fp", "none" ], "out" => [ "none", "none" ] },
},
-"Cmp_i" => {
- "arity" => 1,
- "comment" => "construct Cmp: Cmp(a, const) = Cmp(const, a) = a CMP const",
- "emit" => '. cmpl %c, %s1\t\t\t/* Cmp(%s1, %c) -> flags */'
+"fConst" => {
+ "op_flags" => "c",
+ "irn_flags" => "R",
+ "comment" => "represents a SSE constant",
+ "reg_req" => { "out" => [ "fp" ] },
+ "emit" => '. mov%M %D1, %C\t\t\t/* Load fConst into register */',
+ "cmp_attr" =>
+'
+ if (attr_a->data.tp == attr_b->data.tp) {
+ if (attr_a->data.tp == ia32_SymConst) {
+ if (attr_a->sc == NULL || attr_b->sc == NULL)
+ return 1;
+ else
+ return strcmp(attr_a->sc, attr_b->sc);
+ }
+ else {
+ if (attr_a->tv == NULL || attr_b->tv == NULL)
+ return 1;
+
+ if (tarval_cmp(attr_a->tv, attr_b->tv) == pn_Cmp_Eq)
+ return 0;
+ else
+ return 1;
+ }
+ }
+ else
+ return 1;
+'
},
# Load / Store
-"Load" => {
- "arity" => 2,
- "comment" => "construct Load: Load(mem-edge, ptr) = LD ptr",
- "emit" => '. movl (%s1), %d1\t\t\t/* Load((%s1)) -> %d1 */'
+"fLoad" => {
+ "op_flags" => "L|F",
+ "irn_flags" => "R",
+ "state" => "exc_pinned",
+ "comment" => "construct SSE Load: Load(ptr, mem) = LD ptr",
+ "reg_req" => { "in" => [ "gp", "gp", "none" ], "out" => [ "fp" ] },
+ "emit" => '. movs%M %D1, %ia32_emit_am\t\t\t/* Load((%A1)) -> %D1 */'
},
-"Store" => {
- "arity" => 3,
- "comment" => "construct Store: Store(mem-edge, ptr, val) = ST ptr,val",
- "emit" => '. movl %s1, (%d1)\t\t\t/* Store(%s1) -> (%d1) */'
+"fStore" => {
+ "op_flags" => "L|F",
+ "state" => "exc_pinned",
+ "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
+ "reg_req" => { "in" => [ "gp", "gp", "fp", "none" ] },
+ "emit" => '. movs%M %ia32_emit_am, %S3\t\t\t/* Store(%S3) -> (%A1) */'
},
-"Lea" => {
- "arity" => 2,
- "comment" => "construct Lea: Lea(a,b) = lea offs(a,b,const) | res = a + b * const + offs with const = 0,1,2,4,8",
- "emit" => '. leal %o(%s1, %s2, %c), %d1\t\t\t/* %d1 = %s1 + %s2 << %c + %o */'
+# CopyB
+
+"CopyB" => {
+ "op_flags" => "F|H",
+ "state" => "pinned",
+ "comment" => "implements a memcopy: CopyB(dst, src, size, mem) == memcpy(dst, src, size)",
+ "reg_req" => { "in" => [ "edi", "esi", "ecx", "none" ], "out" => [ "none" ] },
},
-"Lea_i" => {
- "arity" => 1,
- "comment" => "construct Lea: Lea(a) = lea offs(a) | res = a + offs",
- "emit" => '. leal %c(%s1), %d1\t\t\t/* %d1 = %s1 + %c */'
+"CopyB_i" => {
+ "op_flags" => "F|H",
+ "state" => "pinned",
+ "comment" => "implements a memcopy: CopyB(dst, src, mem) == memcpy(dst, src, attr(size))",
+ "reg_req" => { "in" => [ "edi", "esi", "none" ], "out" => [ "none" ] },
},
# Call
"Call" => {
- "arity" => 1,
+ "op_flags" => "L|F",
+ "state" => "mem_pinned",
+ "arity" => "variable",
"comment" => "construct Call: Call(...)",
- "args" => [ { "type" => "ir_node *", "name" => "old_call" } ],
+ "args" => [
+ { "type" => "int", "name" => "n" },
+ { "type" => "ir_node **", "name" => "in" }
+ ],
"rd_constructor" =>
-" ir_node *res;
- ir_node *in[1];
- asmop_attr *attr;
-
- if (!op_ia32_Call) assert(0);
-
- in[0] = get_Call_mem(old_call);
-
- res = new_ir_node(db, irg, block, op_ia32_Call, mode_T, 1, in);
- res = optimize_node(res);
- irn_vrfy_irg(res, irg);
-
- attr = (asmop_attr *)get_irn_generic_attr(res);
- attr->data.old_ir = old_call;
-
- return res;
+" if (!op_ia32_Call) assert(0);
+ return new_ir_node(db, irg, block, op_ia32_Call, mode_T, n, in);
"
-}
+},
); # end of %nodes
projects / libfirm / blobdiff