m68k: math-emu: Reformat function and variable headers

Make the code shorter and easier to read.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Link: https://lore.kernel.org/r/11506b9225e281f2453a83a02ac4793d0e58b609.1692283195.git.geert@linux-m68k.org
This commit is contained in:
Geert Uytterhoeven 2023-08-17 16:44:52 +02:00
parent 11dd57cc15
commit 648c37ec02
4 changed files with 60 additions and 118 deletions

View File

@ -28,8 +28,7 @@ const struct fp_ext fp_Inf =
/* let's start with the easy ones */
struct fp_ext *
fp_fabs(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fabs(struct fp_ext *dest, struct fp_ext *src)
{
dprint(PINSTR, "fabs\n");
@ -40,8 +39,7 @@ fp_fabs(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fneg(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fneg(struct fp_ext *dest, struct fp_ext *src)
{
dprint(PINSTR, "fneg\n");
@ -57,8 +55,7 @@ fp_fneg(struct fp_ext *dest, struct fp_ext *src)
/* fp_fadd: Implements the kernel of the FADD, FSADD, FDADD, FSUB,
FDSUB, and FCMP instructions. */
struct fp_ext *
fp_fadd(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fadd(struct fp_ext *dest, struct fp_ext *src)
{
int diff;
@ -117,8 +114,7 @@ fp_fadd(struct fp_ext *dest, struct fp_ext *src)
Remember that the arguments are in assembler-syntax order! */
struct fp_ext *
fp_fsub(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsub(struct fp_ext *dest, struct fp_ext *src)
{
dprint(PINSTR, "fsub ");
@ -127,8 +123,7 @@ fp_fsub(struct fp_ext *dest, struct fp_ext *src)
}
struct fp_ext *
fp_fcmp(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fcmp(struct fp_ext *dest, struct fp_ext *src)
{
dprint(PINSTR, "fcmp ");
@ -137,8 +132,7 @@ fp_fcmp(struct fp_ext *dest, struct fp_ext *src)
return fp_fadd(&FPDATA->temp[1], src);
}
struct fp_ext *
fp_ftst(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_ftst(struct fp_ext *dest, struct fp_ext *src)
{
dprint(PINSTR, "ftst\n");
@ -147,8 +141,7 @@ fp_ftst(struct fp_ext *dest, struct fp_ext *src)
return src;
}
struct fp_ext *
fp_fmul(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fmul(struct fp_ext *dest, struct fp_ext *src)
{
union fp_mant128 temp;
int exp;
@ -225,8 +218,7 @@ fp_fmul(struct fp_ext *dest, struct fp_ext *src)
Note that the order of the operands is counter-intuitive: instead
of src / dest, the result is actually dest / src. */
struct fp_ext *
fp_fdiv(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fdiv(struct fp_ext *dest, struct fp_ext *src)
{
union fp_mant128 temp;
int exp;
@ -306,8 +298,7 @@ fp_fdiv(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fsglmul(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsglmul(struct fp_ext *dest, struct fp_ext *src)
{
int exp;
@ -363,8 +354,7 @@ fp_fsglmul(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fsgldiv(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsgldiv(struct fp_ext *dest, struct fp_ext *src)
{
int exp;
unsigned long quot, rem;
@ -573,8 +563,8 @@ static void fp_roundint(struct fp_ext *dest, int mode)
(which are exactly the same, except for the rounding used on the
intermediate value) */
static struct fp_ext *
modrem_kernel(struct fp_ext *dest, struct fp_ext *src, int mode)
static struct fp_ext *modrem_kernel(struct fp_ext *dest, struct fp_ext *src,
int mode)
{
struct fp_ext tmp;
@ -607,8 +597,7 @@ modrem_kernel(struct fp_ext *dest, struct fp_ext *src, int mode)
fmod(src,dest) = (dest - (src * floor(dest / src))) */
struct fp_ext *
fp_fmod(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fmod(struct fp_ext *dest, struct fp_ext *src)
{
dprint(PINSTR, "fmod\n");
return modrem_kernel(dest, src, FPCR_ROUND_RZ);
@ -619,15 +608,13 @@ fp_fmod(struct fp_ext *dest, struct fp_ext *src)
frem(src,dest) = (dest - (src * round(dest / src)))
*/
struct fp_ext *
fp_frem(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_frem(struct fp_ext *dest, struct fp_ext *src)
{
dprint(PINSTR, "frem\n");
return modrem_kernel(dest, src, FPCR_ROUND_RN);
}
struct fp_ext *
fp_fint(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fint(struct fp_ext *dest, struct fp_ext *src)
{
dprint(PINSTR, "fint\n");
@ -638,8 +625,7 @@ fp_fint(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fintrz(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fintrz(struct fp_ext *dest, struct fp_ext *src)
{
dprint(PINSTR, "fintrz\n");
@ -650,8 +636,7 @@ fp_fintrz(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fscale(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fscale(struct fp_ext *dest, struct fp_ext *src)
{
int scale, oldround;

View File

@ -16,35 +16,22 @@
#define _FP_ARITH_H
/* easy ones */
struct fp_ext *
fp_fabs(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fneg(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_fabs(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_fneg(struct fp_ext *dest, struct fp_ext *src);
/* straightforward arithmetic */
struct fp_ext *
fp_fadd(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fsub(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fcmp(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_ftst(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fmul(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fdiv(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_fadd(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_fsub(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_fcmp(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_ftst(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_fmul(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_fdiv(struct fp_ext *dest, struct fp_ext *src);
/* ones that do rounding and integer conversions */
struct fp_ext *
fp_fmod(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_frem(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fint(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fintrz(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fscale(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_fmod(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_frem(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_fint(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_fintrz(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *fp_fscale(struct fp_ext *dest, struct fp_ext *src);
#endif /* _FP_ARITH_H */

View File

@ -18,13 +18,11 @@
#include "fp_arith.h"
#include "fp_emu.h"
static const struct fp_ext fp_one =
{
static const struct fp_ext fp_one = {
.exp = 0x3fff,
};
struct fp_ext *
fp_fsqrt(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsqrt(struct fp_ext *dest, struct fp_ext *src)
{
struct fp_ext tmp, src2;
int i, exp;
@ -97,8 +95,7 @@ fp_fsqrt(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fetoxm1(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fetoxm1(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fetoxm1\n");
@ -107,8 +104,7 @@ fp_fetoxm1(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fetox(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fetox(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fetox\n");
@ -117,8 +113,7 @@ fp_fetox(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_ftwotox(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_ftwotox(struct fp_ext *dest, struct fp_ext *src)
{
uprint("ftwotox\n");
@ -127,8 +122,7 @@ fp_ftwotox(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_ftentox(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_ftentox(struct fp_ext *dest, struct fp_ext *src)
{
uprint("ftentox\n");
@ -137,8 +131,7 @@ fp_ftentox(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_flogn(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_flogn(struct fp_ext *dest, struct fp_ext *src)
{
uprint("flogn\n");
@ -147,8 +140,7 @@ fp_flogn(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_flognp1(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_flognp1(struct fp_ext *dest, struct fp_ext *src)
{
uprint("flognp1\n");
@ -157,8 +149,7 @@ fp_flognp1(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_flog10(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_flog10(struct fp_ext *dest, struct fp_ext *src)
{
uprint("flog10\n");
@ -167,8 +158,7 @@ fp_flog10(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_flog2(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_flog2(struct fp_ext *dest, struct fp_ext *src)
{
uprint("flog2\n");
@ -177,8 +167,7 @@ fp_flog2(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fgetexp(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fgetexp(struct fp_ext *dest, struct fp_ext *src)
{
dprint(PINSTR, "fgetexp\n");
@ -198,8 +187,7 @@ fp_fgetexp(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fgetman(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fgetman(struct fp_ext *dest, struct fp_ext *src)
{
dprint(PINSTR, "fgetman\n");

View File

@ -18,8 +18,7 @@
#include "fp_emu.h"
#include "fp_trig.h"
struct fp_ext *
fp_fsin(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsin(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fsin\n");
@ -28,8 +27,7 @@ fp_fsin(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fcos(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fcos(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fcos\n");
@ -38,8 +36,7 @@ fp_fcos(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_ftan(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_ftan(struct fp_ext *dest, struct fp_ext *src)
{
uprint("ftan\n");
@ -48,8 +45,7 @@ fp_ftan(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fasin(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fasin(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fasin\n");
@ -58,8 +54,7 @@ fp_fasin(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_facos(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_facos(struct fp_ext *dest, struct fp_ext *src)
{
uprint("facos\n");
@ -68,8 +63,7 @@ fp_facos(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fatan(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fatan(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fatan\n");
@ -78,8 +72,7 @@ fp_fatan(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fsinh(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsinh(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fsinh\n");
@ -88,8 +81,7 @@ fp_fsinh(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fcosh(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fcosh(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fcosh\n");
@ -98,8 +90,7 @@ fp_fcosh(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_ftanh(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_ftanh(struct fp_ext *dest, struct fp_ext *src)
{
uprint("ftanh\n");
@ -108,8 +99,7 @@ fp_ftanh(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fatanh(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fatanh(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fatanh\n");
@ -118,64 +108,56 @@ fp_fatanh(struct fp_ext *dest, struct fp_ext *src)
return dest;
}
struct fp_ext *
fp_fsincos0(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsincos0(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fsincos0\n");
return dest;
}
struct fp_ext *
fp_fsincos1(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsincos1(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fsincos1\n");
return dest;
}
struct fp_ext *
fp_fsincos2(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsincos2(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fsincos2\n");
return dest;
}
struct fp_ext *
fp_fsincos3(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsincos3(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fsincos3\n");
return dest;
}
struct fp_ext *
fp_fsincos4(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsincos4(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fsincos4\n");
return dest;
}
struct fp_ext *
fp_fsincos5(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsincos5(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fsincos5\n");
return dest;
}
struct fp_ext *
fp_fsincos6(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsincos6(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fsincos6\n");
return dest;
}
struct fp_ext *
fp_fsincos7(struct fp_ext *dest, struct fp_ext *src)
struct fp_ext *fp_fsincos7(struct fp_ext *dest, struct fp_ext *src)
{
uprint("fsincos7\n");