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| author | DavePutz <dwputz@gmail.com> | 2020-06-08 10:42:45 -0500 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-06-08 10:42:45 -0500 |
| commit | ef87cc3ed389700f7d32d8a74b2e8499863f1a74 (patch) | |
| tree | 1bcae9dd5dac92169db4435421aa1a4510a449ce /py/stackctrl.c | |
| parent | 1f40f9e04ff9be0eb82f56014bde5749be604ad9 (diff) | |
| parent | 004d6441842981994d20027ab7e3248339524bec (diff) | |
Merge pull request #6 from adafruit/master
updating from adafruit
Diffstat (limited to 'py/stackctrl.c')
| -rw-r--r-- | py/stackctrl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/py/stackctrl.c b/py/stackctrl.c index 46cbefc8c..26fc065b7 100644 --- a/py/stackctrl.c +++ b/py/stackctrl.c @@ -77,7 +77,7 @@ void mp_stack_set_bottom(void* stack_bottom) { // // The stack_dummy approach used elsewhere in this file is not safe in // all cases. That value may be below the actual top of the stack. -static void* approx_stack_pointer(void){ +static void* approx_stack_pointer(void){ __asm volatile (""); return __builtin_frame_address(0); } @@ -90,7 +90,7 @@ void mp_stack_fill_with_sentinel(void) { // Continue until we've hit the bottom of the stack (lowest address, // logical "ceiling" of stack). char* p = (char *) approx_stack_pointer() - 1; - + while(p >= MP_STATE_THREAD(stack_bottom)) { *p-- = MP_MAX_STACK_USAGE_SENTINEL_BYTE; } |
