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py/dynruntime.mk: Add basic support for armv6m architecture.

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The examples/natmod features0 and features1 examples now build and run on
ARMv6-M platforms.  More complicated examples are not yet supported because
the compiler emits references to built-in functions like __aeabi_uidiv.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George
2022-05-23 22:50:34 +10:00
parent 0e28a1f0e5
commit c1b9d2259e
3 changed files with 29 additions and 5 deletions
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docs/develop/natmod.rst
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@@ -34,6 +34,7 @@ options for the ``ARCH`` variable, see below):
* ``x86`` (32 bit)
* ``x64`` (64 bit x86)
* ``armv6m`` (ARM Thumb, eg Cortex-M0)
* ``armv7m`` (ARM Thumb 2, eg Cortex-M3)
* ``armv7emsp`` (ARM Thumb 2, single precision float, eg Cortex-M4F, Cortex-M7)
* ``armv7emdp`` (ARM Thumb 2, double precision float, eg Cortex-M7)
@@ -171,7 +172,7 @@ The file ``Makefile`` contains:
# Source files (.c or .py)
SRC = factorial.c
# Architecture to build for (x86, x64, armv7m, xtensa, xtensawin)
# Architecture to build for (x86, x64, armv6m, armv7m, xtensa, xtensawin)
ARCH = x64
# Include to get the rules for compiling and linking the module