ack/util/ego/descr/pdp.descr
1989-03-07 10:24:32 +00:00

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wordsize: 2
pointersize: 2
%%RA
general registers: 2
address registers: 0
floating point registers: 0
use general as pointer: yes
register score parameters:
local variable:
(2 cases)
pointer,general
(1 size)
default -> (6,3)
general,general
(1 size)
default -> (4,2)
address of local variable:
(2 cases)
pointer,general
(1 size)
default -> (0,0)
general,general
(1 size)
default -> (2,2)
constant:
(1 sizes)
default -> (2,2)
double constant:
(1 size)
default -> (-1,-1)
address of global variable:
(1 size)
default -> (4,2)
address of procedure:
(1 size)
default -> (2,2)
opening cost parameters:
local variable:
(2 cases)
pointer
(1 size)
default -> (6,4)
general
(1 size)
default -> (6,4)
address of local variable:
(2 cases)
pointer
(1 size)
default -> (10,6)
general
(1 size)
general -> (10,6)
constant:
(1 size)
default -> (4,4)
double constant:
(1 size)
default -> (1000,1000)
address of global variable:
(1 size)
default -> (6,4)
address of procedure:
(1 size)
default -> (6,4)
register save costs:
(4 cases)
0 -> (0,0)
1 -> (12,0)
2 -> (24,0)
0 -> (0,0)
%%UD
access costs of global variables:
(1 size)
default -> (4,2)
access costs of local variables:
(1 size)
default -> (4,2)
%%SR
overflow harmful?: no
array bound harmful?: no
%%CS
#include "../../../h/em_mnem.h"
first time then space:
addressing modes: op_adp op_lof op_ldf op_loi op_dch op_lpb -1
op_adp op_lof op_ldf op_loi op_dch op_lpb -1
cheap operations: op_cii op_cui op_cfi op_ciu op_cff op_cuu op_cif -1
op_cii op_cui op_cfi op_ciu op_cff op_cuu op_cif -1
lexical tresholds: 1 1
indirection limit: 8
do not eliminate sli if index on shiftcounts: -1
-1
forbidden operators: -1 -1
%%SP
global stack pollution allowed?: no