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stm32/machine_bitstream: Include all clobbered regs in Cortex-M0 impl.

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These additional registers are used by the assembly code.

Thanks to Jim Mussared for the fix.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George 2022-04-07 21:17:51 +10:00
parent 43d50f006d
commit 66b5c4c770
1 changed files with 1 additions and 1 deletions
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ports/stm32/machine_bitstream.c
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@ -146,7 +146,7 @@ void machine_bitstream_high_low(mp_hal_pin_obj_t pin, uint32_t *timing_ns, const
".done:\n"
:
: "m" (len), "m" (buf), "m" (timing_ns), "m" (bsrr), "m" (high_mask), "m" (low_mask)
: "r0", "r1", "r2", "r3", "r7", "r8"
: "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8"
);
MICROPY_END_ATOMIC_SECTION(atomic_state);