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Added ZeroDivisionError to float division.

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This commit is contained in:
Rachel Dowdall 2014-03-20 22:40:38 +00:00
parent a2f2f734ed
commit 300c8bd4c2
5 changed files with 11 additions and 2 deletions
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1
py/obj.h
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@ -201,6 +201,7 @@ extern const mp_obj_type_t mp_type_OverflowError;
extern const mp_obj_type_t mp_type_OSError;
extern const mp_obj_type_t mp_type_NotImplementedError;
extern const mp_obj_type_t mp_type_StopIteration;
extern const mp_obj_type_t mp_type_ZeroDivisionError;
// Constant objects, globally accessible

1
py/objexcept.c
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@ -93,6 +93,7 @@ MP_DEFINE_EXCEPTION(OverflowError, BaseException)
MP_DEFINE_EXCEPTION(OSError, BaseException)
MP_DEFINE_EXCEPTION(NotImplementedError, BaseException)
MP_DEFINE_EXCEPTION(StopIteration, BaseException)
MP_DEFINE_EXCEPTION(ZeroDivisionError, BaseException)
mp_obj_t mp_obj_new_exception(const mp_obj_type_t *exc_type) {
return mp_obj_new_exception_msg_varg(exc_type, NULL);

9
py/objfloat.c
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@ -1,5 +1,6 @@
#include <stdlib.h>
#include <assert.h>
#include <math.h>
#include "nlr.h"
#include "misc.h"
@ -105,8 +106,12 @@ mp_obj_t mp_obj_float_binary_op(int op, mp_float_t lhs_val, mp_obj_t rhs_in) {
case RT_BINARY_OP_INPLACE_FLOOR_DIVIDE: val = lhs_val / rhs_val; break;
*/
case RT_BINARY_OP_TRUE_DIVIDE:
case RT_BINARY_OP_INPLACE_TRUE_DIVIDE: lhs_val /= rhs_val; break;
case RT_BINARY_OP_INPLACE_TRUE_DIVIDE:
lhs_val /= rhs_val;
if (isinf(lhs_val)){ // check for division by zero
nlr_jump(mp_obj_new_exception_msg(&mp_type_ZeroDivisionError, "float division by zero"));
}
break;
case RT_BINARY_OP_LESS: return MP_BOOL(lhs_val < rhs_val);
case RT_BINARY_OP_MORE: return MP_BOOL(lhs_val > rhs_val);
case RT_BINARY_OP_LESS_EQUAL: return MP_BOOL(lhs_val <= rhs_val);

1
py/qstrdefs.h
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@ -47,6 +47,7 @@ Q(SyntaxError)
Q(TypeError)
Q(ValueError)
Q(OverflowError)
Q(ZeroDivisionError)
Q(NoneType)

1
py/runtime.c
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@ -158,6 +158,7 @@ STATIC const mp_builtin_elem_t builtin_table[] = {
{ MP_QSTR_OSError, (mp_obj_t)&mp_type_OSError },
{ MP_QSTR_NotImplementedError, (mp_obj_t)&mp_type_NotImplementedError },
{ MP_QSTR_StopIteration, (mp_obj_t)&mp_type_StopIteration },
{ MP_QSTR_ZeroDivisionError, (mp_obj_t)&mp_type_ZeroDivisionError },
// Extra builtins as defined by a port
MICROPY_EXTRA_BUILTINS