Merge branch 'master' into unicode

Conflicts:
	py/mpconfig.h

bare-arm/Makefile

@@ -22,7 +22,7 @@ else
 CFLAGS += -Os -DNDEBUG
 endif
 
-LDFLAGS = -nostdlib -T stm32f405.ld
+LDFLAGS = -nostdlib -T stm32f405.ld -Map=$@.map --cref
 LIBS =
 
 SRC_C = \

bare-arm/mpconfigport.h

@@ -12,10 +12,12 @@
 #define MICROPY_HELPER_REPL         (0)
 #define MICROPY_HELPER_LEXER_UNIX   (0)
 #define MICROPY_ENABLE_SOURCE_LINE  (0)
+#define MICROPY_PY_BUILTINS_BYTEARRAY (0)
 #define MICROPY_PY_BUILTINS_FROZENSET (0)
 #define MICROPY_PY_BUILTINS_SET     (0)
 #define MICROPY_PY_BUILTINS_SLICE   (0)
 #define MICROPY_PY_BUILTINS_PROPERTY (0)
+#define MICROPY_PY_ARRAY            (0)
 #define MICROPY_PY_COLLECTIONS      (0)
 #define MICROPY_PY_MATH             (0)
 #define MICROPY_PY_CMATH            (0)
@@ -26,6 +28,8 @@
 #define MICROPY_LONGINT_IMPL        (MICROPY_LONGINT_IMPL_NONE)
 #define MICROPY_FLOAT_IMPL          (MICROPY_FLOAT_IMPL_NONE)
 
+//#define MICROPY_ERROR_REPORTING     (MICROPY_ERROR_REPORTING_TERSE)
+
 // type definitions for the specific machine
 
 #define BYTES_PER_WORD (4)

py/builtintables.c

@@ -43,7 +43,9 @@ STATIC const mp_map_elem_t mp_builtin_object_table[] = {
     // built-in types
     { MP_OBJ_NEW_QSTR(MP_QSTR_bool), (mp_obj_t)&mp_type_bool },
     { MP_OBJ_NEW_QSTR(MP_QSTR_bytes), (mp_obj_t)&mp_type_bytes },
+#if MICROPY_PY_BUILTINS_BYTEARRAY
     { MP_OBJ_NEW_QSTR(MP_QSTR_bytearray), (mp_obj_t)&mp_type_bytearray },
+#endif
 #if MICROPY_PY_BUILTINS_COMPLEX
     { MP_OBJ_NEW_QSTR(MP_QSTR_complex), (mp_obj_t)&mp_type_complex },
 #endif
@@ -160,7 +162,9 @@ STATIC const mp_map_elem_t mp_builtin_module_table[] = {
     { MP_OBJ_NEW_QSTR(MP_QSTR___main__), (mp_obj_t)&mp_module___main__ },
     { MP_OBJ_NEW_QSTR(MP_QSTR_micropython), (mp_obj_t)&mp_module_micropython },
 
+#if MICROPY_PY_ARRAY
     { MP_OBJ_NEW_QSTR(MP_QSTR_array), (mp_obj_t)&mp_module_array },
+#endif
 #if MICROPY_PY_IO
     { MP_OBJ_NEW_QSTR(MP_QSTR__io), (mp_obj_t)&mp_module_io },
 #endif

py/modarray.c

@@ -30,6 +30,8 @@
 #include "obj.h"
 #include "builtin.h"
 
+#if MICROPY_PY_ARRAY
+
 STATIC const mp_map_elem_t mp_module_array_globals_table[] = {
     { MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_array) },
     { MP_OBJ_NEW_QSTR(MP_QSTR_array), (mp_obj_t)&mp_type_array },
@@ -51,3 +53,5 @@ const mp_obj_module_t mp_module_array = {
     .name = MP_QSTR_array,
     .globals = (mp_obj_dict_t*)&mp_module_array_globals,
 };
+
+#endif

py/mpconfig.h

@@ -252,6 +252,10 @@ typedef double mp_float_t;
 // Whether str object is proper unicode
 #ifndef MICROPY_PY_BUILTINS_STR_UNICODE
 #define MICROPY_PY_BUILTINS_STR_UNICODE (0)
+
+// Whether to support bytearray object
+#ifndef MICROPY_PY_BUILTINS_BYTEARRAY
+#define MICROPY_PY_BUILTINS_BYTEARRAY (1)
 #endif
 
 // Whether to support set object
@@ -274,6 +278,13 @@ typedef double mp_float_t;
 #define MICROPY_PY_BUILTINS_PROPERTY (1)
 #endif
 
+// Whether to provide "array" module. Note that large chunk of the
+// underlying code is shared with "bytearray" builtin type, so to
+// get real savings, it should be disabled too.
+#ifndef MICROPY_PY_ARRAY
+#define MICROPY_PY_ARRAY (1)
+#endif
+
 // Whether to provide "collections" module
 #ifndef MICROPY_PY_COLLECTIONS
 #define MICROPY_PY_COLLECTIONS (1)

py/obj.c

@@ -35,6 +35,7 @@
 #include "obj.h"
 #include "runtime0.h"
 #include "runtime.h"
+#include "stackctrl.h"
 
 mp_obj_type_t *mp_obj_get_type(mp_const_obj_t o_in) {
     if (MP_OBJ_IS_SMALL_INT(o_in)) {
@@ -59,6 +60,8 @@ void printf_wrapper(void *env, const char *fmt, ...) {
 }
 
 void mp_obj_print_helper(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t o_in, mp_print_kind_t kind) {
+    // There can be data structures nested too deep, or just recursive
+    STACK_CHECK();
 #if !NDEBUG
     if (o_in == NULL) {
         print(env, "(nil)");

py/objarray.c

@@ -37,6 +37,8 @@
 #include "runtime.h"
 #include "binary.h"
 
+#if MICROPY_PY_ARRAY || MICROPY_PY_BUILTINS_BYTEARRAY
+
 typedef struct _mp_obj_array_t {
     mp_obj_base_t base;
     machine_uint_t typecode : 8;
@@ -310,3 +312,5 @@ STATIC mp_obj_t array_iterator_new(mp_obj_t array_in) {
     o->cur = 0;
     return o;
 }
+
+#endif // MICROPY_PY_ARRAY || MICROPY_PY_BUILTINS_BYTEARRAY

py/runtime.c

@@ -45,6 +45,7 @@
 #include "smallint.h"
 #include "objgenerator.h"
 #include "lexer.h"
+#include "stackctrl.h"
 
 #if 0 // print debugging info
 #define DEBUG_PRINT (1)
@@ -69,6 +70,8 @@ const mp_obj_module_t mp_module___main__ = {
 };
 
 void mp_init(void) {
+    stack_ctrl_init();
+
     // call port specific initialization if any
 #ifdef MICROPY_PORT_INIT_FUNC
     MICROPY_PORT_INIT_FUNC;

stmhal/boards/HYDRABUS/mpconfigboard.h

@@ -1,6 +1,7 @@
 #define HYDRABUSV10
 
 #define MICROPY_HW_BOARD_NAME       "HydraBus1.0"
+#define MICROPY_HW_MCU_NAME         "STM32F4"
 
 #define MICROPY_HW_HAS_SWITCH       (1)
 #define MICROPY_HW_HAS_SDCARD       (1)

stmhal/boards/NETDUINO_PLUS_2/mpconfigboard.h

@@ -1,6 +1,7 @@
 #define NETDUINO_PLUS_2
 
 #define MICROPY_HW_BOARD_NAME       "NetduinoPlus2"
+#define MICROPY_HW_MCU_NAME         "STM32F405RG"
 
 #define MICROPY_HW_HAS_SWITCH       (1)
 

stmhal/boards/PYBV10/mpconfigboard.h

@@ -1,6 +1,7 @@
 #define PYBV10
 
 #define MICROPY_HW_BOARD_NAME       "PYBv1.0"
+#define MICROPY_HW_MCU_NAME         "STM32F405RG"
 
 #define MICROPY_HW_HAS_SWITCH       (1)
 #define MICROPY_HW_HAS_SDCARD       (1)

stmhal/boards/PYBV3/mpconfigboard.h

@@ -1,6 +1,7 @@
 #define PYBV3
 
 #define MICROPY_HW_BOARD_NAME       "PYBv3"
+#define MICROPY_HW_MCU_NAME         "STM32F405RG"
 
 #define MICROPY_HW_HAS_SWITCH       (1)
 #define MICROPY_HW_HAS_SDCARD       (1)

stmhal/boards/PYBV4/mpconfigboard.h

@@ -1,6 +1,7 @@
 #define PYBV4
 
 #define MICROPY_HW_BOARD_NAME       "PYBv4"
+#define MICROPY_HW_MCU_NAME         "STM32F405RG"
 
 #define MICROPY_HW_HAS_SWITCH       (1)
 #define MICROPY_HW_HAS_SDCARD       (1)

stmhal/boards/STM32F4DISC/mpconfigboard.h

@@ -1,6 +1,7 @@
 #define STM32F4DISC
 
 #define MICROPY_HW_BOARD_NAME       "F4DISC"
+#define MICROPY_HW_MCU_NAME         "STM32F407"
 
 #define MICROPY_HW_HAS_SWITCH       (1)
 #define MICROPY_HW_HAS_SDCARD       (0)

stmhal/main.c

@@ -187,7 +187,6 @@ static const char fresh_readme_txt[] =
 int main(void) {
     // TODO disable JTAG
 
-    stack_ctrl_init();
     // Stack limit should be less than real stack size, so we
     // had chance to recover from limit hit.
     stack_set_limit(&_ram_end - &_heap_end - 512);

stmhal/pyexec.c

@@ -185,7 +185,7 @@ int pyexec_friendly_repl(void) {
 #endif
 
 friendly_repl_reset:
-    stdout_tx_str("Micro Python " MICROPY_GIT_TAG " on " MICROPY_BUILD_DATE "; " MICROPY_HW_BOARD_NAME " with STM32F405RG\r\n");
+    stdout_tx_str("Micro Python " MICROPY_GIT_TAG " on " MICROPY_BUILD_DATE "; " MICROPY_HW_BOARD_NAME " with " MICROPY_HW_MCU_NAME "\r\n");
     stdout_tx_str("Type \"help()\" for more information.\r\n");
 
     // to test ctrl-C

tests/misc/recursive_data.py_

@@ -0,0 +1,9 @@
+# This tests that printing recursive data structure doesn't lead to segfault.
+# Unfortunately, print() so far doesn't support "file "kwarg, so variable-len
+# output of this test cannot be redirected, and this test cannot be validated.
+l = [1, 2, 3, None]
+l[-1] = l
+try:
+    print(l)
+except RuntimeError:
+    print("RuntimeError")

unix/input.c

@@ -41,8 +41,6 @@
 #include <readline/history.h>
 #endif
 
-#define CTRL_D  '\x04'
-
 char *prompt(char *p) {
 #if MICROPY_USE_READLINE
     char *line = readline(p);

unix/main.c

@@ -265,7 +265,6 @@ void pre_process_options(int argc, char **argv) {
 #endif
 
 int main(int argc, char **argv) {
-    stack_ctrl_init();
     stack_set_limit(32768);
 
     pre_process_options(argc, argv);