# This is the specification for the ia32 assembler Firm-operations
# the cpu architecture (ia32, ia64, mips, sparc, ppc, ...)
-
$arch = "ia32";
+# this string marks the beginning of a comment in emit
+$comment_string = "/*";
+
+# the number of additional opcodes you want to register
+$additional_opcodes = 0;
+
# The node description is done as a perl hash initializer with the
# following structure:
#
# %nodes = (
#
# <op-name> => {
-# "op_flags" => "N|L|C|X|I|F|Y|H|c",
-# "arity" => "0|1|2|3|variable|dynamic|all",
-# "state" => "floats|pinned",
-# "args" => [
-# { "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",
+# "attr" => "attitional attribute arguments for constructor"
+# "init_attr" => "emit attribute initialization template"
# "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
#
#
# 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 = (
- "general_purpose" => [
- { "name" => "eax", "type" => 0 },
- { "name" => "ebx", "type" => 0 },
- { "name" => "ecx", "type" => 0 },
- { "name" => "edx", "type" => 0 },
- { "name" => "edi", "type" => 0 },
- { "name" => "esi", "type" => 0 },
- { "name" => "ebp", "type" => 0 }
- ],
- "floating_point" => [
- { "name" => "xmm0", "type" => 0 },
- { "name" => "xmm1", "type" => 0 },
- { "name" => "xmm2", "type" => 0 },
- { "name" => "xmm3", "type" => 0 },
- { "name" => "xmm4", "type" => 0 },
- { "name" => "xmm5", "type" => 0 },
- { "name" => "xmm6", "type" => 0 },
- { "name" => "xmm7", "type" => 0 },
- ]
+ "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
#--------------------------------------------------#
# 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,
- "remat" => 1,
- "comment" => "construct Add: Add(a, b) = Add(b, a) = a + b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. addl %S2, %D1\t\t\t/* Add(%S1, %S2) -> %D1, (%A1, %A2) */'
+ "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 */',
},
-"Add_i" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Add: Add(a, const) = Add(const, a) = a + const",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. addl %C, %D1\t\t\t/* Add(%C, %S1) -> %D1, (%A1, const) */'
+"Mul" => {
+ "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" => {
- "op_flags" => "C",
- "arity" => 2,
- "comment" => "construct Mul: Mul(a, b) = Mul(b, a) = a * b",
- "reg_req" => { "in" => [ "eax", "general_purpose" ], "out" => [ "eax" ] },
- "emit" =>
-' if (mode_is_signed(get_irn_mode(n))) {
-4. imull %S2\t\t\t/* signed Mul(%S1, %S2) -> %D1, (%A1, %A2) */
+# 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" => {
+ "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 */'
+},
+
+"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 */'
+},
+
+"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 */'
+},
+
+"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. mull %S2\t\t\t/* unsigned Mul(%S1, %S2) -> %D1, (%A1, %A2) */
+4. cmovb %D1, %S2 /* %S1 is below %S2 */
}
'
},
-"Mul_i" => {
- "state" => "pinned",
- "arity" => 1,
- "comment" => "construct Mul: Mul(a, const) = Mul(const, a) = a * const",
- "reg_req" => { "in" => [ "eax" ], "out" => [ "eax" ] },
- "emit" =>
-' if (mode_is_signed(get_irn_mode(n))) {
-4. imull %C\t\t\t/* signed Mul(%C, %S1) -> %D1, (%A1, const) */
+"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 {
-4. mull %C\t\t\t/* unsigned Mul(%C, %S1) -> %D1, (%A1, const) */
+2. cmova %D1, %S2, %D1 /* %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)",
- "reg_req" => { "in" => [ "eax", "general_purpose" ], "out" => [ "edx" ] },
- "emit" =>
-' if (mode_is_signed(get_irn_mode(n))) {
-4. imull %S2\t\t\t/* signed Mulh(%S1, %S2) -> %D1, (%A1, %A2) */
- }
- else {
-4. mull %S2\t\t\t/* unsigned Mulh(%S1, %S2) -> %D1, (%A1, %A2) */
- }
+"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 */
'
},
-"Mulh_i" => {
- "state" => "pinned",
- "arity" => 1,
- "comment" => "construct Mulh: Mulh(a, const) = Mulh(const, a) = get_32_highest_bits(a * const)",
- "reg_req" => { "in" => [ "eax" ], "out" => [ "edx" ] },
- "emit" =>
+# not commutative operations
+
+"Sub" => {
+ "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 */'
+},
+
+"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, (%A1, const) */
+4. idiv %S2 /* signed DivMod(%S1, %S2) -> %D1, (%A1, %A2, %A3) */
}
else {
-4. mull %C\t\t\t/* unsigned Mulh(%C, %S1) -> %D1, (%A1, const) */
+4. div %S2 /* unsigned DivMod(%S1, %S2) -> %D1, (%A1, %A2, %A3) */
}
'
},
-"And" => {
- "op_flags" => "C",
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct And: And(a, b) = And(b, a) = a AND b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. andl %S2, %D1\t\t\t/* And(%S1, %S2) -> %D1, (%A1, %A2) */'
+"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 */'
},
-"And_i" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct And: And(a, const) = And(const, a) = a AND const",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. andl %C, %D1\t\t\t/* And(%C, %S1) -> %D1, (%A1, const) */'
+"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 */'
},
-"Or" => {
- "op_flags" => "C",
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct Or: Or(a, b) = Or(b, a) = a OR b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. orl %S2, %D1\t\t\t/* Or(%S1, %S2) -> %D1, (%A1, %A2) */'
+"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 */'
},
-"Or_i" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Or: Or(a, const) = Or(const, a) = a OR const",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. orl %C, %D1\t\t\t/* Or(%C, %S1) -> %D1, (%A1, const) */'
+"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 */'
},
-"Eor" => {
- "op_flags" => "C",
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct Eor: Eor(a, b) = Eor(b, a) = a EOR b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. xorl %S2, %D1\t\t\t/* Xor(%S1, %S2) -> %D1, (%A1, %A2) */'
+"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 */'
},
-"Eor_i" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Eor: Eor(a, const) = Eor(const, a) = a EOR const",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. xorl %C, %D1\t\t\t/* Xor(%C, %S1) -> %D1, (%A1, const) */'
+# 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) */'
},
-"Max" => {
- "op_flags" => "C",
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct Max: Max(a, b) = Max(b, a) = a > b ? a : b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" =>
-'2. cmpl %S2, %S1\t\t\t/* prepare Max (%S1 should be %D1), (%A1, %A2) */
- if (mode_is_signed(get_irn_mode(n))) {
-4. cmovl %S2, %D1\t\t\t/* %S1 is less %S2 */
+"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) */'
+},
+
+"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) */'
+},
+
+"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) */'
+},
+
+# 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" ] },
+},
+
+"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",
+},
+
+"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" ] },
+},
+
+"CJmp" => {
+ "op_flags" => "L|X|Y",
+ "comment" => "construct conditional jump without CMP (replaces TestJmp): JMPxx LABEL",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp" ] },
+},
+
+"SwitchJmp" => {
+ "op_flags" => "L|X|Y",
+ "comment" => "construct switch",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp" ], "out" => [ "none" ] },
+},
+
+"Const" => {
+ "op_flags" => "c",
+ "irn_flags" => "R",
+ "comment" => "represents an integer constant",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "out" => [ "gp" ] },
+ "emit" =>
+' if (get_ia32_Immop_tarval(n) == get_tarval_null(get_irn_mode(n))) {
+4. sub %D1, %D1 /* optimized mov 0 to register */
}
else {
-4. cmovb %S2, %D1\t\t\t/* %S1 is below %S2 */
+ 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 */
+ }
}
-'
+',
},
-"Min" => {
- "op_flags" => "C",
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct Min: Min(a, b) = Min(b, a) = a < b ? a : b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" =>
-'2. cmpl %S2, %S1\t\t\t/* prepare Min (%S1 should be %D1), (%A1, %A2) */
- if (mode_is_signed(get_irn_mode(n))) {
-2. cmovg %S2, %D1\t\t\t/* %S1 is greater %S2 */
+"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" => "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 {
-2. cmova %S2, %D1\t\t\t/* %S1 is above %S2 */
+4. mov %D1, %ia32_emit_am /* Load((%A1)) -> %D1 */
}
'
},
+"Store" => {
+ "op_flags" => "L|F",
+ "state" => "exc_pinned",
+ "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
+ "cmp_attr" => " return ia32_compare_immop_attr(attr_a, attr_b);\n",
+ "reg_req" => { "in" => [ "gp", "gp", "gp", "none" ] },
+ "emit" => '. mov %ia32_emit_binop /* Store(%A3) -> (%A1) */'
+},
+
+"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
-"Sub" => {
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct Sub: Sub(a, b) = a - b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. subl %S2, %D1\t\t\t/* Sub(%S1, %S2) -> %D1, (%A1, %A2) */'
+"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 */'
},
-"Sub_i" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Sub: Sub(a, const) = a - const",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. subl %C, %D1\t\t\t/* Sub(%S1, %C) -> %D1, (%A1, const) */'
+"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 */'
},
-"DivMod" => {
- "op_flags" => "F|L",
- "state" => "exc_pinned",
- "arity" => 4,
- "comment" => "construct DivMod: DivMod(a,b) = (a / b, a % b)",
- "emit" =>
-' if (mode_is_signed(get_irn_mode(n))) {
-4. idivl %S2\t\t\t/* signed Mod(%S1, %S2) -> %D1, (%A2, %A3, %4) */
- }
- else {
-4. divl %S2\t\t\t/* unsigned Mod(%S1, %S2) -> %D1, (%A2, %A3, %A4) */
- }
-',
- "args" => [
- { "type" => "ir_node *", "name" => "dividend" },
- { "type" => "ir_node *", "name" => "divisor" },
- { "type" => "ir_node *", "name" => "mem" },
- { "type" => "divmod_flavour_t", "name" => "dm_flav" }, # flavours (flavour_Div, flavour_Mod, flavour_DivMod)
- { "type" => "ir_mode *", "name" => "mode" },
- ],
- "rd_constructor" =>
-" ir_node *res;
- ir_node *in[4];
- asmop_attr *attr;
-
- if (!op_ia32_DivMod) assert(0);
-
- in[1] = divisor;
- in[3] = mem;
-
- if (mode_is_signed(mode)) {
- ir_node *cltd;
- /* in signed mode , we need to sign extend the dividend */
- cltd = new_rd_ia32_Cltd(db, current_ir_graph, block, divisor, mode_T);
- in[0] = new_rd_Proj(db, current_ir_graph, block, cltd, mode_Is, pn_EAX);
- in[2] = new_rd_Proj(db, current_ir_graph, block, cltd, mode_Is, pn_EDX);
- }
- else {
- in[0] = dividend;
- in[2] = new_rd_ia32_Const(db, current_ir_graph, block, mode_Iu);
- set_ia32_Const_type(in[2], asmop_Const);
- set_ia32_Immop_tarval(in[2], get_tarval_null(mode_Iu));
- }
+# other operations
- res = new_ir_node(db, irg, block, op_ia32_DivMod, mode, 4, in);
+"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" ] },
+},
- set_ia32_DivMod_flavour(res, dm_flav);
- set_ia32_n_res(res, 2);
+"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 */',
+},
- attr = get_ia32_attr(res);
+# Load / Store
- attr->in_req = calloc(4, sizeof(arch_register_req_t *));
- attr->in_req[0] = &ia32_default_req_ia32_general_purpose_eax;
- attr->in_req[1] = &ia32_default_req_ia32_general_purpose;
- attr->in_req[2] = &ia32_default_req_ia32_general_purpose_edx;
- attr->in_req[3] = &ia32_default_req_none;
+"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 */'
+},
- attr->out_req = calloc(2, sizeof(arch_register_req_t *));
- attr->out_req[0] = &ia32_default_req_ia32_general_purpose_eax;
- attr->out_req[1] = &ia32_default_req_ia32_general_purpose_edx;
+"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) */'
+},
- attr->slots = calloc(2, sizeof(arch_register_t *));
+# CopyB
- return res;
-"
+"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" ] },
},
-"Shl" => {
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct Shl: Shl(a, b) = a << b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. shll %S2, %D1\t\t\t/* Shl(%S1, %S2) -> %D1, (%A1, %A2) */'
+"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" ] },
},
-"Shl_i" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Shl: Shl(a, const) = a << const",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. shll %C, %D1\t\t\t/* Shl(%S1, %C) -> %D1, (%A1, const) */'
+# 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"
},
-"Shr" => {
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct Shr: Shr(a, b) = a >> b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. shrl %S2, %D1\t\t\t/* Shr(%S1, %S2) -> %D1, (%A1, %A2) */'
+"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"
},
-"Shr_i" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Shr: Shr(a, const) = a >> const",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. shrl %C, %D1\t\t\t/* Shr(%S1, %C) -> %D1, (%A1, const) */'
+"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"
},
-"Shrs" => {
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct Shrs: Shrs(a, b) = a >> b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. sarl %S2, %D1\t\t\t/* Shrs(%S1, %S2) -> %D1, (%A1, %A2) */'
+"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"
},
-"Shrs_i" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Shrs: Shrs(a, const) = a >> const",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. sarl %C, %D1\t\t\t/* Shrs(%S1, %C) -> %D1, (%A1, const) */'
+"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",
},
-"RotR" => {
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct RotR: RotR(a, b) = a ROTR b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. rorl %S2, %D1\t\t\t/* RotR(%S1, %S2) -> %D1, (%A1, %A2) */'
+#----------------------------------------------------------#
+# _ _ _ __ _ _ #
+# (_) | | | | / _| | | | #
+# __ ___ _ __| |_ _ _ __ _| | | |_| | ___ __ _| |_ #
+# \ \ / / | '__| __| | | |/ _` | | | _| |/ _ \ / _` | __| #
+# \ 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" ] },
},
-"RotL" => {
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct RotL: RotL(a, b) = a ROTL b",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. roll %S2, %D1\t\t\t/* RotL(%S1, %S2) -> %D1, (%A1, %A2) */'
+"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" ] },
},
-"RotL_i" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct RotL: RotL(a, const) = a ROTL const",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. roll %C, %D1\t\t\t/* RotL(%S1, %C) -> %D1, (%A1, const) */'
+"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" ] },
},
-"Minus" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Minus: Minus(a) = -a",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. negl %D1\t\t\t/* Neg(%S1) -> %D1, (%A1) */'
+"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" ] },
},
-"Inc" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Increment: Inc(a) = a++",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. incl %D1\t\t\t/* Inc(%S1) -> %D1, (%A1) */'
+"vfabs" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Abs: Abs(a) = |a|",
+ "reg_req" => { "in" => [ "vfp"], "out" => [ "vfp" ] },
},
-"Dec" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Decrement: Dec(a) = a--",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. decl %D1\t\t\t/* Dec(%S1) -> %D1, (%A1) */'
+"vfchs" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Chs: Chs(a) = -a",
+ "reg_req" => { "in" => [ "vfp"], "out" => [ "vfp" ] },
},
-"Not" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Not: Not(a) = !a",
- "check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "emit" => '. notl %D1\t\t\t/* Not(%S1) -> %D1, (%A1) */'
+"vfsin" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Sin: Sin(a) = sin(a)",
+ "reg_req" => { "in" => [ "vfp"], "out" => [ "vfp" ] },
},
-# other operations
+"vfcos" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Cos: Cos(a) = cos(a)",
+ "reg_req" => { "in" => [ "vfp"], "out" => [ "vfp" ] },
+},
-"Conv" => {
- "arity" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "comment" => "construct Conv: Conv(a) = (conv)a"
+"vfsqrt" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Sqrt: Sqrt(a) = a ^ 0.5",
+ "reg_req" => { "in" => [ "vfp"], "out" => [ "vfp" ] },
},
-"CondJmp" => {
- "op_flags" => "C|L|X|Y",
- "arity" => 2,
- "comment" => "construct conditional jump: CMP A, B && JMPxx LABEL",
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "none", "none" ] },
+# 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" ] },
},
-"CondJmp_i" => {
- "op_flags" => "L|X|Y",
- "arity" => 1,
- "comment" => "construct conditional jump: CMP A, const && JMPxx LABEL",
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "none", "none" ] },
+"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" ] },
},
-"SwitchJmp" => {
- "op_flags" => "L|X|Y",
- "arity" => 1,
- "comment" => "construct switch",
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "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" ] },
},
-"Const" => {
- "op_flags" => "c",
- "arity" => "0",
- "remat" => 1,
- "comment" => "represents an integer constant",
- "reg_req" => { "out" => [ "general_purpose" ] },
- "emit" => '. movl %C, %D1\t\t\t/* Mov Const into register */',
- "cmp_attr" =>
-'
- if (attr_a->tp == attr_b->tp) {
- if (attr_a->tp == asmop_SymConst) {
- if (attr_a->old_ir == NULL || attr_b->old_ir == NULL)
- return 1;
- else
- return strcmp(get_sc_name(attr_a->old_ir), get_sc_name(attr_b->old_ir));
- }
- else {
- if (attr_a->old_ir == NULL || attr_b->old_ir == NULL)
- return 1;
-
- if (tarval_cmp(attr_a->tv, attr_b->tv) == pn_Cmp_Eq)
- return 0;
- else
- return 1;
- }
- }
- else
- return 1;
-'
+"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" ] },
},
-"Cltd" => {
- "arity" => 1,
- "remat" => 1,
- "comment" => "construct Cltd: sign extend EAX -> EDX:EAX",
- "reg_req" => { "in" => [ "eax" ], "out" => [ "eax", "edx" ] },
- "emit" => '. cltd\t\t\t/* sign extend EAX -> EDX:EAX, (%A1) */'
+# constants
+
+"vfldz" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load 0.0: Ld 0.0 -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
},
-# Load / Store
+"vfld1" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load 1.0: Ld 1.0 -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
+},
-"Load" => {
- "op_flags" => "L|F",
- "state" => "exc_pinned",
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct Load: Load(ptr, mem) = LD ptr -> reg",
- "reg_req" => { "in" => [ "general_purpose", "none" ], "out" => [ "general_purpose" ] },
- "emit" => '. movl (%S1), %D1\t\t\t/* Load((%S1)) -> %D1, (%A1) */'
+"vfldpi" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load pi: Ld pi -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
},
-"Store" => {
- "op_flags" => "L|F",
- "state" => "exc_pinned",
- "arity" => 3,
- "remat" => 1,
- "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
- "reg_req" => { "in" => [ "general_purpose", "general_purpose", "none" ] },
- "emit" => '. movl %S2, (%S1)\t\t\t/* Store(%S2) -> (%S1), (%A1, %A2) */'
+"vfldln2" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load ln 2: Ld ln 2 -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
},
-"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",
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "general_purpose" ] },
- "emit" => '. leal %O(%S1, %S2, %C), %D1\t\t/* %D1 = %S1 + %S2 << %C + %O, (%A1, %A2) */'
+"vfldlg2" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load lg 2: Ld lg 2 -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
},
-"Lea_i" => {
- "arity" => 1,
- "comment" => "construct Lea: Lea(a) = lea offs(a) | res = a + offs",
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "general_purpose" ] },
- "emit" => '. leal %C(%S1), %D1\t\t\t/* %D1 = %S1 + %C, (%A1)*/'
+"vfldl2t" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load ld 10: Ld ld 10 -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
},
-"RegParam" => {
- "arity" => 1,
- "comment" => "constructs a Register Parameter to cover parameters passed in register",
- "reg_req" => { "in" => [ "none" ], "out" => [ "none" ] },
- "cmp_attr" =>
-'
- return (attr_a->pn_code != attr_b->pn_code);
-'
+"vfldl2e" => {
+ "irn_flags" => "R",
+ "comment" => "virtual fp Load ld e: Ld ld e -> reg",
+ "reg_req" => { "out" => [ "vfp" ] },
},
-"StackParam" => {
- "arity" => 1,
- "comment" => "constructs a Stack Parameter to retrieve a parameter from Stack",
- "reg_req" => { "in" => [ "none" ], "out" => [ "general_purpose" ] },
- "cmp_attr" =>
-'
- return (attr_a->pn_code != attr_b->pn_code);
-'
+"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" ] },
},
-"StackArg" => {
- "arity" => 2,
- "comment" => "constructs a Stack Argument to pass an argument on Stack",
- "reg_req" => { "in" => [ "none", "general_purpose" ], "out" => [ "none" ] },
- "cmp_attr" =>
-'
- return (attr_a->pn_code != attr_b->pn_code);
-'
+#------------------------------------------------------------------------#
+# ___ _____ __ _ _ _ #
+# __ _( _ )___ | / _| | ___ __ _| |_ _ __ ___ __| | ___ ___ #
+# \ \/ / _ \ / / | |_| |/ _ \ / _` | __| | '_ \ / _ \ / _` |/ _ \/ __| #
+# > < (_) |/ / | _| | (_) | (_| | |_ | | | | (_) | (_| | __/\__ \ #
+# /_/\_\___//_/ |_| |_|\___/ \__,_|\__| |_| |_|\___/ \__,_|\___||___/ #
+#------------------------------------------------------------------------#
+
+"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 */'
+},
-# commutative operations
+"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 */'
+},
-"fAdd" => {
- "op_flags" => "C",
- "arity" => 2,
- "remat" => 1,
- "check_inout" => 1,
- "comment" => "construct SSE Add: Add(a, b) = Add(b, a) = a + b",
- "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_s1" ] },
- "emit" => '. add%M %S2, %D1\t\t\t/* SSE Add(%S1, %S2) -> %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 */'
},
-"fMul" => {
- "op_flags" => "C",
- "arity" => 2,
- "check_inout" => 1,
- "comment" => "construct SSE Mul: Mul(a, b) = Mul(b, a) = a * b",
- "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_s1" ] },
- "emit" =>'. muls%M %S2, %D1\t\t\t/* SSE Mul(%S1, %S2) -> %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 */'
},
-"fMax" => {
- "op_flags" => "C",
- "arity" => 2,
- "remat" => 1,
- "check_inout" => 1,
- "comment" => "construct SSE Max: Max(a, b) = Max(b, a) = a > b ? a : b",
- "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_s1" ] },
- "emit" =>'. maxs%M %S2, %D1\t\t\t/* SSE Max(%S1, %S2) -> %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 */'
},
-"fMin" => {
- "op_flags" => "C",
- "arity" => 2,
- "remat" => 1,
- "check_inout" => 1,
- "comment" => "construct SSE Min: Min(a, b) = Min(b, a) = a < b ? a : b",
- "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_s1" ] },
- "emit" =>'. mins%M %S2, %D1\t\t\t/* SSE Min(%S1, %S2) -> %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 */'
},
-# not commutative operations
+"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 */'
+},
-"fSub" => {
- "arity" => 2,
- "remat" => 1,
- "check_inout" => 1,
- "comment" => "construct SSE Sub: Sub(a, b) = a - b",
- "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_s1" ] },
- "emit" => '. subs%M %S2, %D1\t\t\t/* SSE Sub(%S1, %S2) -> %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 */'
},
-"fDiv" => {
- "arity" => 2,
- "remat" => 1,
- "check_inout" => 1,
- "comment" => "construct SSE Div: Div(a, b) = a / b",
- "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_s1" ] },
- "emit" => '. divs%M %S2, %D1\t\t\t/* SSE Div(%S1, %S2) -> %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 */'
},
-"fMinus" => {
- "arity" => 1,
- "remat" => 1,
- "check_inout" => 1,
- "comment" => "construct SSE Minus: Minus(a) = -a",
- "reg_req" => { "in" => [ "floating_point" ], "out" => [ "in_s1" ] },
- "emit" => '. xorp%M c %D1\t\t\t/* SSE Minus(%S1) -> %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 */'
},
-# other operations
+"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 */'
+},
-"fConv" => {
- "arity" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
- "comment" => "construct Conv: Conv(a) = (conv)a"
+"fabs" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Abs: Abs(a) = |a|",
+ "reg_req" => { },
+ "emit" => '. fabs /* x87 fabs(%S1) -> %D1 */'
},
-"fCondJmp" => {
- "op_flags" => "C|L|X|Y",
- "arity" => 2,
- "comment" => "construct conditional jump: CMP A, B && JMPxx LABEL",
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "none", "none" ] },
+"fchs" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Chs: Chs(a) = -a",
+ "reg_req" => { },
+ "emit" => '. fchs /* x87 fchs(%S1) -> %D1 */'
},
-"fConst" => {
- "op_flags" => "c",
- "arity" => "0",
- "remat" => 1,
- "comment" => "represents a SSE constant",
- "reg_req" => { "out" => [ "floating_point" ] },
- "emit" => '. mov%M %C, %D1\t\t\t/* Mov fConst into register */',
- "cmp_attr" =>
-'
- if (attr_a->tp == attr_b->tp) {
- if (attr_a->tp == asmop_SymConst) {
- if (attr_a->old_ir == NULL || attr_b->old_ir == NULL)
- return 1;
- else
- return strcmp(get_sc_name(attr_a->old_ir), get_sc_name(attr_b->old_ir));
- }
- else {
- if (attr_a->old_ir == NULL || attr_b->old_ir == NULL)
- return 1;
-
- if (tarval_cmp(attr_a->tv, attr_b->tv) == pn_Cmp_Eq)
- return 0;
- else
- return 1;
- }
- }
- else
- return 1;
-'
+"fsin" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Sin: Sin(a) = sin(a)",
+ "reg_req" => { },
+ "emit" => '. fsin /* x87 sin(%S1) -> %D1 */'
},
-# Load / Store
+"fcos" => {
+ "op_flags" => "R",
+ "rd_constructor" => "NONE",
+ "comment" => "x87 fp Cos: Cos(a) = cos(a)",
+ "reg_req" => { },
+ "emit" => '. fcos /* x87 cos(%S1) -> %D1 */'
+},
-"fLoad" => {
- "op_flags" => "L|F",
- "state" => "exc_pinned",
- "arity" => 2,
- "remat" => 1,
- "comment" => "construct SSE Load: Load(ptr, mem) = LD ptr",
- "reg_req" => { "in" => [ "general_purpose", "none" ], "out" => [ "floating_point" ] },
- "emit" => '. movl (%S1), %D1\t\t\t/* Load((%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 */'
},
-"fStore" => {
- "op_flags" => "L|F",
- "state" => "exc_pinned",
- "arity" => 3,
- "remat" => 1,
- "comment" => "construct Store: Store(ptr, val, mem) = ST ptr,val",
- "reg_req" => { "in" => [ "general_purpose", "floating_point", "none" ] },
- "emit" => '. movl %S2, (%S1)\t\t\t/* Store(%S2) -> (%S1), (%A1, %A2) */'
+# 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 */'
},
-"fStackParam" => {
- "arity" => 1,
- "comment" => "constructs a Stack Parameter to retrieve a SSE parameter from Stack",
- "reg_req" => { "in" => [ "none" ], "out" => [ "floating_point" ] },
- "cmp_attr" =>
-'
- return (attr_a->pn_code != attr_b->pn_code);
-'
+"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) */'
},
-"fStackArg" => {
- "arity" => 2,
- "comment" => "constructs a Stack Argument to pass an argument on Stack",
- "reg_req" => { "in" => [ "none", "floating_point" ], "out" => [ "none" ] },
- "cmp_attr" =>
-'
- return (attr_a->pn_code != attr_b->pn_code);
-'
+"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 */'
},
-# Call
+# Conversions
-"Call" => {
- "op_flags" => "L|F",
- "state" => "mem_pinned",
- "arity" => "variable",
- "spill" => 0,
- "comment" => "construct Call: Call(...)",
- "args" => [
- { "type" => "int", "name" => "n" },
- { "type" => "ir_node **", "name" => "in" }
- ],
- "rd_constructor" =>
-" if (!op_ia32_Call) assert(0);
- return new_ir_node(db, irg, block, op_ia32_Call, mode_T, n, in);
-"
-}
+"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