0eead94181
lib/libm: Use __asm__ instead of asm.
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`asm` is not part of the C standard and causes a complier error when
`-std=c99` is used. `__asm__` is the recommended alternative.
https://gcc.gnu.org/onlinedocs/gcc/extensions-to-the-c-language-family/alternate-keywords.html
Signed-off-by: David Lechner <david@pybricks.com>
2022-11-10 11:36:41 +11:00
27767aafa2
lib/libm_dbl: Add round.c source code.
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This code is imported from musl, to match existing code in libm_dbl.
The file is also added to the build in stm32/Makefile. It's not needed by
the core code but, similar to c5cc64175b
2020-07-21 11:07:19 +10:00
d6243568a0
all: Remove commented-out include statements.
2020-04-23 11:24:15 +10:00
580a2656d1
stm32: Use hardware double sqrt on F7/H7 MCUs.
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Identical to cd527bb324
2019-10-10 17:39:32 +11:00
57a73973ad
lib/libm_dbl: Add implementation of copysign() for DEBUG builds.
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This provides a double variant of the float copysignf from libm/math.c
which is required for DEBUG=1 builds when MICROPY_FLOAT_IMPL=double
2018-09-20 16:46:19 +10:00
0b239d458c
lib/libm_dbl/tanh: Make tanh more efficient and handle large numbers.
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Prior to this patch tanh(large number) would return nan due to inf/inf.
2018-09-04 16:57:46 +10:00
045116551e
lib: Add libm_dbl, a double-precision math library, from musl-1.1.16.
2017-06-28 15:12:04 +10:00
David Lechner