From 31dc8730af585d8e13021484752fb20decae0661 Mon Sep 17 00:00:00 2001 From: Adhemerval Zanella Date: Fri, 4 May 2012 13:05:57 +0200 Subject: Fix for ldbl-128ibm acosl/asinl inaccuracies 2012-05-02 Adhemerval Zanella * sysdeps/ieee754/ldbl-128ibm/e_acosl.c (__ieee754_acosl): Fix long double comparison inaccuracies. * sysdeps/ieee754/ldbl-128ibm/e_asinl.c (__ieee754_asinl): * Likewise. * sysdeps/powerpc/fpu/libm-test-ulps: Update. --- sysdeps/powerpc/fpu/libm-test-ulps | 151 +++++++++++++++++++++++++++++++++++++ 1 file changed, 151 insertions(+) (limited to 'sysdeps/powerpc/fpu/libm-test-ulps') diff --git a/sysdeps/powerpc/fpu/libm-test-ulps b/sysdeps/powerpc/fpu/libm-test-ulps index 43fa64289d..5abff41b05 100644 --- a/sysdeps/powerpc/fpu/libm-test-ulps +++ b/sysdeps/powerpc/fpu/libm-test-ulps @@ -4,12 +4,113 @@ Test "acos (2e-17) == 1.57079632679489659923132169163975144": ildouble: 1 ldouble: 1 +Test "acos (-0x0.ffffffff8p0) == 3.1415773948007305904329067627145550395696": +ldouble: 1 +ildouble: 1 +Test "acos (-0x0.ffffffp0) == 3.1412473866050770348750401337968641476999": +ldouble: 1 +ildouble: 1 + +# acos_downward +Test "acos_downward (-0.5) == M_PI_6l*4.0": +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 +Test "acos_downward (0.5) == M_PI_6l*2.0": +float: 1 +ifloat: 1 +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 + +# acos_towardzero +Test "acos_towardzero (-0.5) == M_PI_6l*4.0": +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 +Test "acos_towardzero (0.5) == M_PI_6l*2.0": +float: 1 +ifloat: 1 +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 + +# acos_upward +Test "acos_upward (-0) == pi/2": +ldouble: 2 +ildouble: 2 +Test "acos_upward (-1) == pi": +ldouble: 2 +ildouble: 2 +Test "acos_upward (0) == pi/2": +ldouble: 2 +ildouble: 2 # asin +Test "asin (-0x0.ffffffff8p0) == -1.5707810680058339712015850710748035974710": +ldouble: 1 +ildouble: 1 +Test "asin (-0x0.ffffffp0) == -1.5704510598101804156437184421571127056013": +ldouble: 1 +ildouble: 1 +Test "asin (0x0.ffffffff8p0) == 1.5707810680058339712015850710748035974710": +ldouble: 1 +ildouble: 1 +Test "asin (0x0.ffffffp0) == 1.5704510598101804156437184421571127056013": +ldouble: 1 +ildouble: 1 Test "asin (0.75) == 0.848062078981481008052944338998418080": ildouble: 2 ldouble: 2 +# asin_downward +Test "asin_downward (-0.5) == -pi/6": +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 +Test "asin_downward (0.5) == pi/6": +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 +Test "asin_downward (-1.0) == -pi/2": +ldouble: 1 +ildouble: 1 +Test "asin_downward (1.0) == pi/2": +float: 1 +ifloat: 1 + +# asin_towardzero +Test "asin_towardzero (-0.5) == -pi/6": +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 +Test "asin_towardzero (0.5) == pi/6": +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 +Test "asin_towardzero (-1.0) == -pi/2": +float: 1 +ifloat:1 +Test "asin_towardzero (1.0) == pi/2": +float: 1 +ifloat: 1 + +# asin_upward +Test "asin_upward (-1.0) == -pi/2": +float: 1 +ifloat: 1 +Test "asin_upward (1.0) == pi/2": +ldouble: 1 +ildouble: 1 + # atan2 Test "atan2 (-0.00756827042671106339, -.001792735857538728036) == -1.80338464113663849327153994379639112": ildouble: 1 @@ -2061,6 +2162,30 @@ Function: "acos": ildouble: 1 ldouble: 1 +Function: "acos_downward": +float: 1 +ifloat: 1 +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 + +Function: "acos_tonearest": +ldouble: 1 +ildouble: 1 + +Function: "acos_towardzero": +float: 1 +ifloat: 1 +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 + +Function: "acos_upward": +ldouble: 2 +ildouble: 2 + Function: "acosh": ildouble: 1 ldouble: 1 @@ -2069,6 +2194,32 @@ Function: "asin": ildouble: 2 ldouble: 2 +Function: "asin_downward": +float: 1 +ifloat: 1 +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 + +Function: "asin_tonearest": +ldouble: 1 +ildouble: 1 + +Function: "asin_towardzero": +float: 1 +ifloat: 1 +double: 1 +idouble: 1 +ldouble: 1 +ildouble: 1 + +Function: "asin_upward": +float: 1 +ifloat: 1 +ldouble: 1 +ildouble: 1 + Function: "asinh": ildouble: 1 ldouble: 1 -- cgit 1.4.1