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-rw-r--r--sysdeps/ieee754/ldbl-128/e_asinl.c107
1 files changed, 54 insertions, 53 deletions
diff --git a/sysdeps/ieee754/ldbl-128/e_asinl.c b/sysdeps/ieee754/ldbl-128/e_asinl.c
index 5a0e473ef0..4835962db4 100644
--- a/sysdeps/ieee754/ldbl-128/e_asinl.c
+++ b/sysdeps/ieee754/ldbl-128/e_asinl.c
@@ -61,78 +61,79 @@
#include <float.h>
#include <math.h>
+#include <math-barriers.h>
#include <math_private.h>
-long double sqrtl (long double);
+#include <math-underflow.h>
-static const long double
- one = 1.0L,
- huge = 1.0e+4932L,
- pio2_hi = 1.5707963267948966192313216916397514420986L,
- pio2_lo = 4.3359050650618905123985220130216759843812E-35L,
- pio4_hi = 7.8539816339744830961566084581987569936977E-1L,
+static const _Float128
+ one = 1,
+ huge = L(1.0e+4932),
+ pio2_hi = L(1.5707963267948966192313216916397514420986),
+ pio2_lo = L(4.3359050650618905123985220130216759843812E-35),
+ pio4_hi = L(7.8539816339744830961566084581987569936977E-1),
/* coefficient for R(x^2) */
/* asin(x) = x + x^3 pS(x^2) / qS(x^2)
0 <= x <= 0.5
peak relative error 1.9e-35 */
- pS0 = -8.358099012470680544198472400254596543711E2L,
- pS1 = 3.674973957689619490312782828051860366493E3L,
- pS2 = -6.730729094812979665807581609853656623219E3L,
- pS3 = 6.643843795209060298375552684423454077633E3L,
- pS4 = -3.817341990928606692235481812252049415993E3L,
- pS5 = 1.284635388402653715636722822195716476156E3L,
- pS6 = -2.410736125231549204856567737329112037867E2L,
- pS7 = 2.219191969382402856557594215833622156220E1L,
- pS8 = -7.249056260830627156600112195061001036533E-1L,
- pS9 = 1.055923570937755300061509030361395604448E-3L,
+ pS0 = L(-8.358099012470680544198472400254596543711E2),
+ pS1 = L(3.674973957689619490312782828051860366493E3),
+ pS2 = L(-6.730729094812979665807581609853656623219E3),
+ pS3 = L(6.643843795209060298375552684423454077633E3),
+ pS4 = L(-3.817341990928606692235481812252049415993E3),
+ pS5 = L(1.284635388402653715636722822195716476156E3),
+ pS6 = L(-2.410736125231549204856567737329112037867E2),
+ pS7 = L(2.219191969382402856557594215833622156220E1),
+ pS8 = L(-7.249056260830627156600112195061001036533E-1),
+ pS9 = L(1.055923570937755300061509030361395604448E-3),
- qS0 = -5.014859407482408326519083440151745519205E3L,
- qS1 = 2.430653047950480068881028451580393430537E4L,
- qS2 = -4.997904737193653607449250593976069726962E4L,
- qS3 = 5.675712336110456923807959930107347511086E4L,
- qS4 = -3.881523118339661268482937768522572588022E4L,
- qS5 = 1.634202194895541569749717032234510811216E4L,
- qS6 = -4.151452662440709301601820849901296953752E3L,
- qS7 = 5.956050864057192019085175976175695342168E2L,
- qS8 = -4.175375777334867025769346564600396877176E1L,
+ qS0 = L(-5.014859407482408326519083440151745519205E3),
+ qS1 = L(2.430653047950480068881028451580393430537E4),
+ qS2 = L(-4.997904737193653607449250593976069726962E4),
+ qS3 = L(5.675712336110456923807959930107347511086E4),
+ qS4 = L(-3.881523118339661268482937768522572588022E4),
+ qS5 = L(1.634202194895541569749717032234510811216E4),
+ qS6 = L(-4.151452662440709301601820849901296953752E3),
+ qS7 = L(5.956050864057192019085175976175695342168E2),
+ qS8 = L(-4.175375777334867025769346564600396877176E1),
/* 1.000000000000000000000000000000000000000E0 */
/* asin(0.5625 + x) = asin(0.5625) + x rS(x) / sS(x)
-0.0625 <= x <= 0.0625
peak relative error 3.3e-35 */
- rS0 = -5.619049346208901520945464704848780243887E0L,
- rS1 = 4.460504162777731472539175700169871920352E1L,
- rS2 = -1.317669505315409261479577040530751477488E2L,
- rS3 = 1.626532582423661989632442410808596009227E2L,
- rS4 = -3.144806644195158614904369445440583873264E1L,
- rS5 = -9.806674443470740708765165604769099559553E1L,
- rS6 = 5.708468492052010816555762842394927806920E1L,
- rS7 = 1.396540499232262112248553357962639431922E1L,
- rS8 = -1.126243289311910363001762058295832610344E1L,
- rS9 = -4.956179821329901954211277873774472383512E-1L,
- rS10 = 3.313227657082367169241333738391762525780E-1L,
+ rS0 = L(-5.619049346208901520945464704848780243887E0),
+ rS1 = L(4.460504162777731472539175700169871920352E1),
+ rS2 = L(-1.317669505315409261479577040530751477488E2),
+ rS3 = L(1.626532582423661989632442410808596009227E2),
+ rS4 = L(-3.144806644195158614904369445440583873264E1),
+ rS5 = L(-9.806674443470740708765165604769099559553E1),
+ rS6 = L(5.708468492052010816555762842394927806920E1),
+ rS7 = L(1.396540499232262112248553357962639431922E1),
+ rS8 = L(-1.126243289311910363001762058295832610344E1),
+ rS9 = L(-4.956179821329901954211277873774472383512E-1),
+ rS10 = L(3.313227657082367169241333738391762525780E-1),
- sS0 = -4.645814742084009935700221277307007679325E0L,
- sS1 = 3.879074822457694323970438316317961918430E1L,
- sS2 = -1.221986588013474694623973554726201001066E2L,
- sS3 = 1.658821150347718105012079876756201905822E2L,
- sS4 = -4.804379630977558197953176474426239748977E1L,
- sS5 = -1.004296417397316948114344573811562952793E2L,
- sS6 = 7.530281592861320234941101403870010111138E1L,
- sS7 = 1.270735595411673647119592092304357226607E1L,
- sS8 = -1.815144839646376500705105967064792930282E1L,
- sS9 = -7.821597334910963922204235247786840828217E-2L,
+ sS0 = L(-4.645814742084009935700221277307007679325E0),
+ sS1 = L(3.879074822457694323970438316317961918430E1),
+ sS2 = L(-1.221986588013474694623973554726201001066E2),
+ sS3 = L(1.658821150347718105012079876756201905822E2),
+ sS4 = L(-4.804379630977558197953176474426239748977E1),
+ sS5 = L(-1.004296417397316948114344573811562952793E2),
+ sS6 = L(7.530281592861320234941101403870010111138E1),
+ sS7 = L(1.270735595411673647119592092304357226607E1),
+ sS8 = L(-1.815144839646376500705105967064792930282E1),
+ sS9 = L(-7.821597334910963922204235247786840828217E-2),
/* 1.000000000000000000000000000000000000000E0 */
- asinr5625 = 5.9740641664535021430381036628424864397707E-1L;
+ asinr5625 = L(5.9740641664535021430381036628424864397707E-1);
-long double
-__ieee754_asinl (long double x)
+_Float128
+__ieee754_asinl (_Float128 x)
{
- long double t, w, p, q, c, r, s;
+ _Float128 t, w, p, q, c, r, s;
int32_t ix, sign, flag;
ieee854_long_double_shape_type u;
@@ -154,7 +155,7 @@ __ieee754_asinl (long double x)
if (ix < 0x3fc60000) /* |x| < 2**-57 */
{
math_check_force_underflow (x);
- long double force_inexact = huge + x;
+ _Float128 force_inexact = huge + x;
math_force_eval (force_inexact);
return x; /* return x with inexact if x!=0 */
}
@@ -232,7 +233,7 @@ __ieee754_asinl (long double x)
return x + x * w;
}
- s = __ieee754_sqrtl (t);
+ s = sqrtl (t);
if (ix >= 0x3ffef333) /* |x| > 0.975 */
{
w = p / q;