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Perform some code cleanup

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This commit is contained in:
Justine Tunney 2023-05-15 16:32:10 -07:00
parent cc1732bc42
commit 210187cf77
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GPG key ID: BE714B4575D6E328
205 changed files with 1748 additions and 2595 deletions
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19
libc/tinymath/exp2l.c
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@ -28,6 +28,7 @@
#include "libc/math.h"
#include "libc/tinymath/internal.h"
#include "libc/tinymath/ldshape.internal.h"
#if LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
asm(".ident\t\"\\n\\n\
FreeBSD libm (BSD-2 License)\\n\
@ -65,12 +66,6 @@ asm(".include \"libc/disclaimer.inc\"");
* SUCH DAMAGE.
*/
#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
long double exp2l(long double x)
{
return exp2(x);
}
#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
#define TBLBITS 7
#define TBLSIZE (1 << TBLBITS)
@ -235,6 +230,10 @@ static const double tbl[TBLSIZE * 2] = {
* The table entries each have 104 bits of accuracy, encoded as
* a pair of double precision values.
*/
/**
* Returns 2^𝑥.
*/
long double exp2l(long double x)
{
union ldshape u = {x};
@ -289,6 +288,7 @@ long double exp2l(long double x)
return scalbnl(r, k.i);
}
#elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384
#define TBLBITS 7
#define TBLSIZE (1 << TBLBITS)
@ -600,6 +600,10 @@ static const float eps[TBLSIZE] = {
* Gal, S. and Bachelis, B. An Accurate Elementary Mathematical Library
* for the IEEE Floating Point Standard. TOMS 17(1), 26-46 (1991).
*/
/**
* Returns 2^𝑥.
*/
long double
exp2l(long double x)
{
@ -654,6 +658,5 @@ exp2l(long double x)
return scalbnl(r, k.i);
}
#else
#error "architecture unsupported"
#endif