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AP_Common: Remove type punning utils to AP_Math

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Signed-off-by: Ryan Friedman <ryanfriedman5410+github@gmail.com>
This commit is contained in:
Ryan Friedman 2023-05-29 18:41:07 -06:00 committed by Andrew Tridgell
parent ae20754ab9
commit 1cb8bf6308
2 changed files with 0 additions and 51 deletions
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36
libraries/AP_Common/AP_Common.cpp
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@ -101,39 +101,3 @@ int16_t char_to_hex(char a)
else
return a - '0';
}
int32_t to_int32(const float value)
{
int32_t out;
static_assert(sizeof(value) == sizeof(out));
// Use memcpy because it's the most portable.
// It might not be the fastest way on all hardware.
// At least it's defined behavior in both c and c++.
memcpy(&out, &value, sizeof(out));
return out;
}
float to_float(const uint32_t value)
{
float out;
static_assert(sizeof(value) == sizeof(out));
// Use memcpy because it's the most portable.
// It might not be the fastest way on all hardware.
// At least it's defined behavior in both c and c++.
memcpy(&out, &value, sizeof(out));
return out;
}
double to_double(const uint64_t value)
{
double out;
static_assert(sizeof(value) == sizeof(out));
// Use memcpy because it's the most portable.
// It might not be the fastest way on all hardware.
// At least it's defined behavior in both c and c++.
memcpy(&out, &value, sizeof(out));
return out;
}

15
libraries/AP_Common/AP_Common.h
View File

@ -179,18 +179,3 @@ template <typename T> void BIT_CLEAR (T& value, uint8_t bitnumber) noexcept {
((value) &= ~((T)(1U) << (bitnumber)));
}
/*
Convert from float to int32_t without breaking Wstrict-aliasing due to type punning
*/
int32_t to_int32(const float value) WARN_IF_UNUSED;
/*
Convert from uint32_t to float without breaking Wstrict-aliasing due to type punning
*/
float to_float(const uint32_t value) WARN_IF_UNUSED;
/*
Convert from uint64_t to double without breaking Wstrict-aliasing due to type punning
*/
double to_double(const uint64_t value) WARN_IF_UNUSED;