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long int: Implement more operations.

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This commit is contained in:
Paul Sokolovsky 2014-01-27 09:05:50 +02:00
parent ddf1aa9223
commit 9b00dad7bb
4 changed files with 84 additions and 4 deletions
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7
py/objint.c
View File

@ -51,6 +51,12 @@ void int_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj
}
}
// This is called only for non-SMALL_INT
mp_obj_t int_unary_op(int op, mp_obj_t o_in) {
assert(0);
return mp_const_none;
}
// This is called only for non-SMALL_INT
mp_obj_t int_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
assert(0);
@ -96,5 +102,6 @@ const mp_obj_type_t int_type = {
"int",
.print = int_print,
.make_new = int_make_new,
.unary_op = int_unary_op,
.binary_op = int_binary_op,
};

1
py/objint.h
View File

@ -6,4 +6,5 @@ typedef struct _mp_obj_int_t {
} mp_obj_int_t;
void int_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind);
mp_obj_t int_unary_op(int op, mp_obj_t o_in);
mp_obj_t int_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in);

41
py/objint_longlong.c
View File

@ -32,6 +32,17 @@ void int_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj
}
}
mp_obj_t int_unary_op(int op, mp_obj_t o_in) {
mp_obj_int_t *o = o_in;
switch (op) {
case RT_UNARY_OP_NOT: return MP_BOOL(o->val != 0); // TODO: implements RT_UNARY_OP_BOOL
case RT_UNARY_OP_POSITIVE: return o_in;
case RT_UNARY_OP_NEGATIVE: return mp_obj_new_int_from_ll(-o->val);
case RT_UNARY_OP_INVERT: return mp_obj_new_int_from_ll(~o->val);
default: return NULL; // op not supported
}
}
mp_obj_t int_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
mp_obj_int_t *lhs = lhs_in;
mp_obj_int_t *rhs = rhs_in;
@ -50,13 +61,23 @@ mp_obj_t int_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
return mp_obj_new_int_from_ll(lhs->val + rhs_val);
case RT_BINARY_OP_SUBTRACT:
return mp_obj_new_int_from_ll(lhs->val - rhs_val);
case RT_BINARY_OP_MULTIPLY:
return mp_obj_new_int_from_ll(lhs->val * rhs_val);
case RT_BINARY_OP_FLOOR_DIVIDE:
return mp_obj_new_int_from_ll(lhs->val / rhs_val);
case RT_BINARY_OP_MODULO:
return mp_obj_new_int_from_ll(lhs->val % rhs_val);
case RT_BINARY_OP_INPLACE_ADD:
lhs->val += rhs_val;
return lhs;
lhs->val += rhs_val; return lhs;
case RT_BINARY_OP_INPLACE_SUBTRACT:
lhs->val -= rhs_val;
return lhs;
lhs->val -= rhs_val; return lhs;
case RT_BINARY_OP_INPLACE_MULTIPLY:
lhs->val *= rhs_val; return lhs;
case RT_BINARY_OP_INPLACE_FLOOR_DIVIDE:
lhs->val /= rhs_val; return lhs;
case RT_BINARY_OP_INPLACE_MODULO:
lhs->val %= rhs_val; return lhs;
case RT_BINARY_OP_AND:
return mp_obj_new_int_from_ll(lhs->val & rhs_val);
@ -65,11 +86,23 @@ mp_obj_t int_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
case RT_BINARY_OP_XOR:
return mp_obj_new_int_from_ll(lhs->val ^ rhs_val);
case RT_BINARY_OP_INPLACE_AND:
lhs->val &= rhs_val; return lhs;
case RT_BINARY_OP_INPLACE_OR:
lhs->val |= rhs_val; return lhs;
case RT_BINARY_OP_INPLACE_XOR:
lhs->val ^= rhs_val; return lhs;
case RT_BINARY_OP_LSHIFT:
return mp_obj_new_int_from_ll(lhs->val << (int)rhs_val);
case RT_BINARY_OP_RSHIFT:
return mp_obj_new_int_from_ll(lhs->val >> (int)rhs_val);
case RT_BINARY_OP_INPLACE_LSHIFT:
lhs->val <<= (int)rhs_val; return lhs;
case RT_BINARY_OP_INPLACE_RSHIFT:
lhs->val >>= (int)rhs_val; return lhs;
case RT_COMPARE_OP_LESS:
return MP_BOOL(lhs->val < rhs_val);
case RT_COMPARE_OP_MORE:

39
tests/basics/int-long.py Normal file
View File

@ -0,0 +1,39 @@
# This tests long ints for 32-bit machine
a = 0x1ffffffff
b = 0x100000000
print(a)
print(b)
print(a + b)
print(a - b)
print(b - a)
# overflows long long implementation
#print(a * b)
print(a // b)
print(a % b)
print(a & b)
print(a | b)
print(a ^ b)
print(a << 3)
print(a >> 1)
a += b
print(a)
a -= 123456
print(a)
a *= 257
print(a)
a //= 257
print(a)
a %= b
print(a)
a ^= b
print(a)
a |= b
print(a)
a &= b
print(a)
a <<= 5
print(a)
a >>= 1
print(a)