#
# 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 - write invariant (writes to this register doesn't change it's content)
+# 2 - caller save (register must be saved by the caller of a function)
+# 3 - callee save (register must be saved by the called function)
+# 4 - ignore (do not assign this register)
+# NOTE: Make sure to list the registers returning the call-result at first and
+# in the correct order, otherwise it will break the magic!
%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 }
+ { "name" => "eax", "type" => 2 },
+ { "name" => "edx", "type" => 2 },
+ { "name" => "ebx", "type" => 3 },
+ { "name" => "ecx", "type" => 2 },
+ { "name" => "edi", "type" => 2 },
+ { "name" => "esi", "type" => 3 },
+ { "name" => "ebp", "type" => 3 }
],
"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 },
+ { "name" => "xmm0", "type" => 2 },
+ { "name" => "xmm1", "type" => 2 },
+ { "name" => "xmm2", "type" => 2 },
+ { "name" => "xmm3", "type" => 2 },
+ { "name" => "xmm4", "type" => 2 },
+ { "name" => "xmm5", "type" => 2 },
+ { "name" => "xmm6", "type" => 2 },
+ { "name" => "xmm7", "type" => 2 },
]
); # %reg_classes
"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" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. addl %S2, %D1\t\t\t/* Add(%S1, %S2) -> %D1, (%A1, %A2) */'
},
"remat" => 1,
"comment" => "construct Add: Add(a, const) = Add(const, a) = a + const",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. addl %C, %D1\t\t\t/* Add(%C, %S1) -> %D1, (%A1, const) */'
},
"op_flags" => "C",
"arity" => 2,
"comment" => "construct Mul: Mul(a, b) = Mul(b, a) = a * b",
- "reg_req" => { "in" => [ "out_d1", "general_purpose" ], "out" => [ "eax" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "eax in_r1", "edx in_r2" ] },
"emit" =>
' if (mode_is_signed(get_irn_mode(n))) {
4. imull %S2\t\t\t/* signed Mul(%S1, %S2) -> %D1, (%A1, %A2) */
"state" => "pinned",
"arity" => 1,
"comment" => "construct Mul: Mul(a, const) = Mul(const, a) = a * const",
- "reg_req" => { "in" => [ "out_d1" ], "out" => [ "eax" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "eax in_r1", "edx" ] },
"emit" =>
' if (mode_is_signed(get_irn_mode(n))) {
4. imull %C\t\t\t/* signed Mul(%C, %S1) -> %D1, (%A1, const) */
'
},
-"Mulh" => {
- "op_flags" => "C",
- "arity" => 2,
- "comment" => "construct Mulh: Mulh(a, b) = Mulh(b, a) = get_32_highest_bits(a * b)",
- "reg_req" => { "in" => [ "out_d1", "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) */
- }
-'
-},
-
-"Mulh_i" => {
- "state" => "pinned",
- "arity" => 1,
- "comment" => "construct Mulh: Mulh(a, const) = Mulh(const, a) = get_32_highest_bits(a * const)",
- "reg_req" => { "in" => [ "out_d1" ], "out" => [ "edx" ] },
- "emit" =>
-' if (mode_is_signed(get_irn_mode(n))) {
-4. imull %C\t\t\t/* signed Mulh(%C, %S1) -> %D1, (%A1, const) */
- }
- else {
-4. mull %C\t\t\t/* unsigned Mulh(%C, %S1) -> %D1, (%A1, const) */
- }
-'
-},
-
"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" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. andl %S2, %D1\t\t\t/* And(%S1, %S2) -> %D1, (%A1, %A2) */'
},
"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" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. andl %C, %D1\t\t\t/* And(%C, %S1) -> %D1, (%A1, const) */'
},
"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" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. orl %S2, %D1\t\t\t/* Or(%S1, %S2) -> %D1, (%A1, %A2) */'
},
"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" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. orl %C, %D1\t\t\t/* Or(%C, %S1) -> %D1, (%A1, const) */'
},
"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" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. xorl %S2, %D1\t\t\t/* Xor(%S1, %S2) -> %D1, (%A1, %A2) */'
},
"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" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. xorl %C, %D1\t\t\t/* Xor(%C, %S1) -> %D1, (%A1, const) */'
},
"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" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" =>
'2. cmpl %S2, %S1\t\t\t/* prepare Max (%S1 should be %D1), (%A1, %A2) */
if (mode_is_signed(get_irn_mode(n))) {
"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" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" =>
'2. cmpl %S2, %S1\t\t\t/* prepare Min (%S1 should be %D1), (%A1, %A2) */
if (mode_is_signed(get_irn_mode(n))) {
"remat" => 1,
"comment" => "construct Sub: Sub(a, b) = a - b",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. subl %S2, %D1\t\t\t/* Sub(%S1, %S2) -> %D1, (%A1, %A2) */'
},
"remat" => 1,
"comment" => "construct Sub: Sub(a, const) = a - const",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. subl %C, %D1\t\t\t/* Sub(%S1, %C) -> %D1, (%A1, const) */'
},
"op_flags" => "F|L",
"state" => "exc_pinned",
"arity" => 4,
- "comment" => "construct DivMod: DivMod(a,b) = (a / b, a % b)",
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose", "general_purpose", "none" ], "out" => [ "eax in_r1", "edx in_r3" ] },
"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);
+4. idivl %S2\t\t\t/* signed DivMod(%S1, %S2) -> %D1, (%A1, %A2, %A3) */
}
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));
+4. divl %S2\t\t\t/* unsigned DivMod(%S1, %S2) -> %D1, (%A1, %A2, %A3) */
}
-
- res = new_ir_node(db, irg, block, op_ia32_DivMod, mode, 4, in);
-
- set_ia32_DivMod_flavour(res, dm_flav);
- set_ia32_n_res(res, 2);
-
- attr = get_ia32_attr(res);
-
- 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;
-
- 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;
-
- attr->slots = calloc(2, sizeof(arch_register_t *));
-
- return res;
-"
+'
},
"Shl" => {
"remat" => 1,
"comment" => "construct Shl: Shl(a, b) = a << b",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. shll %S2, %D1\t\t\t/* Shl(%S1, %S2) -> %D1, (%A1, %A2) */'
},
"remat" => 1,
"comment" => "construct Shl: Shl(a, const) = a << const",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. shll %C, %D1\t\t\t/* Shl(%S1, %C) -> %D1, (%A1, const) */'
},
"remat" => 1,
"comment" => "construct Shr: Shr(a, b) = a >> b",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. shrl %S2, %D1\t\t\t/* Shr(%S1, %S2) -> %D1, (%A1, %A2) */'
},
"remat" => 1,
"comment" => "construct Shr: Shr(a, const) = a >> const",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. shrl %C, %D1\t\t\t/* Shr(%S1, %C) -> %D1, (%A1, const) */'
},
"remat" => 1,
"comment" => "construct Shrs: Shrs(a, b) = a >> b",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. sarl %S2, %D1\t\t\t/* Shrs(%S1, %S2) -> %D1, (%A1, %A2) */'
},
"remat" => 1,
"comment" => "construct Shrs: Shrs(a, const) = a >> const",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. sarl %C, %D1\t\t\t/* Shrs(%S1, %C) -> %D1, (%A1, const) */'
},
"remat" => 1,
"comment" => "construct RotR: RotR(a, b) = a ROTR b",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. rorl %S2, %D1\t\t\t/* RotR(%S1, %S2) -> %D1, (%A1, %A2) */'
},
"remat" => 1,
"comment" => "construct RotL: RotL(a, b) = a ROTL b",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose", "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. roll %S2, %D1\t\t\t/* RotL(%S1, %S2) -> %D1, (%A1, %A2) */'
},
"remat" => 1,
"comment" => "construct RotL: RotL(a, const) = a ROTL const",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. roll %C, %D1\t\t\t/* RotL(%S1, %C) -> %D1, (%A1, const) */'
},
"remat" => 1,
"comment" => "construct Minus: Minus(a) = -a",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. negl %D1\t\t\t/* Neg(%S1) -> %D1, (%A1) */'
},
"remat" => 1,
"comment" => "construct Increment: Inc(a) = a++",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. incl %D1\t\t\t/* Inc(%S1) -> %D1, (%A1) */'
},
"remat" => 1,
"comment" => "construct Decrement: Dec(a) = a--",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. decl %D1\t\t\t/* Dec(%S1) -> %D1, (%A1) */'
},
"remat" => 1,
"comment" => "construct Not: Not(a) = !a",
"check_inout" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"emit" => '. notl %D1\t\t\t/* Not(%S1) -> %D1, (%A1) */'
},
"Conv" => {
"arity" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_r1" ] },
"comment" => "construct Conv: Conv(a) = (conv)a"
},
"arity" => 1,
"remat" => 1,
"comment" => "construct Cltd: sign extend EAX -> EDX:EAX",
- "reg_req" => { "in" => [ "out_d1" ], "out" => [ "eax", "edx" ] },
+ "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "eax in_r1", "edx" ] },
"emit" => '. cltd\t\t\t/* sign extend EAX -> EDX:EAX, (%A1) */'
},
"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" ] },
+ "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_r1" ] },
"emit" => '. add%M %S2, %D1\t\t\t/* SSE Add(%S1, %S2) -> %D1 */'
},
"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" ] },
+ "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_r1" ] },
"emit" =>'. muls%M %S2, %D1\t\t\t/* SSE Mul(%S1, %S2) -> %D1 */'
},
"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" ] },
+ "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_r1" ] },
"emit" =>'. maxs%M %S2, %D1\t\t\t/* SSE Max(%S1, %S2) -> %D1 */'
},
"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" ] },
+ "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_r1" ] },
"emit" =>'. mins%M %S2, %D1\t\t\t/* SSE Min(%S1, %S2) -> %D1 */'
},
"remat" => 1,
"check_inout" => 1,
"comment" => "construct SSE Sub: Sub(a, b) = a - b",
- "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_r1" ] },
"emit" => '. subs%M %S2, %D1\t\t\t/* SSE Sub(%S1, %S2) -> %D1 */'
},
"remat" => 1,
"check_inout" => 1,
"comment" => "construct SSE Div: Div(a, b) = a / b",
- "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "floating_point", "floating_point" ], "out" => [ "in_r1" ] },
"emit" => '. divs%M %S2, %D1\t\t\t/* SSE Div(%S1, %S2) -> %D1 */'
},
"remat" => 1,
"check_inout" => 1,
"comment" => "construct SSE Minus: Minus(a) = -a",
- "reg_req" => { "in" => [ "floating_point" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "floating_point" ], "out" => [ "in_r1" ] },
"emit" => '. xorp%M c %D1\t\t\t/* SSE Minus(%S1) -> %D1 */'
},
"fConv" => {
"arity" => 1,
- "reg_req" => { "in" => [ "general_purpose" ], "out" => [ "in_s1" ] },
+ "reg_req" => { "in" => [ "floating_point" ], "out" => [ "general_purpose" ] },
"comment" => "construct Conv: Conv(a) = (conv)a"
},