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turbo: set the Thumb bit on code pointers only when compiling for Thumb #11361

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turbo: set the Thumb bit on code pointers only when compiling for Thumb #11361

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5 changes: 5 additions & 0 deletions py/circuitpy_mpconfig.h
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Original file line number Diff line number Diff line change
Expand Up @@ -199,7 +199,12 @@ extern void common_hal_mcu_enable_interrupts(void);

#define BYTES_PER_WORD (4)

// Bit 0 of a code pointer selects the Thumb instruction set.
#if defined(__thumb__)
#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void *)((mp_uint_t)(p) | 1))
#else
#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void *)(p))
#endif

// Track stack usage. Expose results via ustack module.
#define MICROPY_MAX_STACK_USAGE (0)
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