This is the mail archive of the libc-alpha@sourceware.org mailing list for the glibc project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Add more tests of csqrt, lgamma, log10, sinh [committed]


This patch adds more randomly-generated tests of various libm
functions that are observed to increase ulps on x86_64.

Tested for x86_64 and x86 and ulps updated accordingly.  Committed.

(auto-libm-test-out diffs omitted below.)

2015-05-08  Joseph Myers  <joseph@codesourcery.com>

	* math/auto-libm-test-in: Add more tests of csqrt, lgamma, log10
	and sinh.
	* math/auto-libm-test-out: Regenerated.
	* sysdeps/i386/fpu/libm-test-ulps: Update.
	* sysdeps/x86_64/fpu/libm-test-ulps: Likewise.

diff --git a/math/auto-libm-test-in b/math/auto-libm-test-in
index 155bea1..883397c 100644
--- a/math/auto-libm-test-in
+++ b/math/auto-libm-test-in
@@ -986,6 +986,7 @@ csqrt -0x7.31291c9fdae04p-160 -0x8p-152
 csqrt 0x1.d60caep+0 0x7.a7d468p+0
 csqrt -0xb.e2bc1cd6eaa7p-180 0x8p-152
 csqrt 0xd.25d559ac5baap-168 0x8p-152
+csqrt -0x9.0a61a7b482d28p-168 -0x8p-152
 
 csqrt 0x1.fffffep+127 0x1.fffffep+127
 csqrt 0x1.fffffep+127 1.0
@@ -1810,6 +1811,7 @@ lgamma 0x8.d6315p+0
 lgamma 0xb.2e679p+0
 lgamma 0xb.01191p+0
 lgamma 0xb.26fdap+0
+lgamma 0xb.4ad0ap+0
 
 log 1
 log e
@@ -1841,6 +1843,7 @@ log10 0xa.9d0d4p-4
 log10 0x1.251ec6p+0
 log10 0x1.022e82p+0
 log10 0x9.b3727e3feb538p-4
+log10 0xf.bf1b2p-4
 
 log1p 0
 log1p -0
@@ -2337,6 +2340,7 @@ sinh -0x3.3e6292ed442d450cp-4
 sinh 0x7.6e259d2436fc4p-4
 sinh 0x3.d6e088p-4
 sinh -0x7.688eap-4
+sinh -0xd.dce79p-4
 
 sqrt 0
 sqrt -0
diff --git a/sysdeps/i386/fpu/libm-test-ulps b/sysdeps/i386/fpu/libm-test-ulps
index 67912ef..3716a55 100644
--- a/sysdeps/i386/fpu/libm-test-ulps
+++ b/sysdeps/i386/fpu/libm-test-ulps
@@ -1144,8 +1144,8 @@ double: 1
 float: 1
 idouble: 1
 ifloat: 1
-ildouble: 4
-ldouble: 4
+ildouble: 5
+ldouble: 5
 
 Function: Imaginary part of "csqrt_upward":
 double: 1
@@ -1446,16 +1446,16 @@ double: 2
 float: 2
 idouble: 2
 ifloat: 2
-ildouble: 5
-ldouble: 5
+ildouble: 6
+ldouble: 6
 
 Function: "gamma_towardzero":
 double: 2
 float: 2
 idouble: 2
 ifloat: 2
-ildouble: 5
-ldouble: 5
+ildouble: 6
+ldouble: 6
 
 Function: "gamma_upward":
 double: 2
@@ -1572,16 +1572,16 @@ double: 2
 float: 2
 idouble: 2
 ifloat: 2
-ildouble: 5
-ldouble: 5
+ildouble: 6
+ldouble: 6
 
 Function: "lgamma_towardzero":
 double: 2
 float: 2
 idouble: 2
 ifloat: 2
-ildouble: 5
-ldouble: 5
+ildouble: 6
+ldouble: 6
 
 Function: "lgamma_upward":
 double: 2
diff --git a/sysdeps/x86_64/fpu/libm-test-ulps b/sysdeps/x86_64/fpu/libm-test-ulps
index c29ec2c..e60cc1b 100644
--- a/sysdeps/x86_64/fpu/libm-test-ulps
+++ b/sysdeps/x86_64/fpu/libm-test-ulps
@@ -1228,8 +1228,8 @@ double: 5
 float: 4
 idouble: 5
 ifloat: 4
-ildouble: 4
-ldouble: 4
+ildouble: 5
+ldouble: 5
 
 Function: Imaginary part of "csqrt_upward":
 double: 3
@@ -1560,16 +1560,16 @@ double: 4
 float: 3
 idouble: 4
 ifloat: 3
-ildouble: 5
-ldouble: 5
+ildouble: 6
+ldouble: 6
 
 Function: "gamma_towardzero":
 double: 4
 float: 3
 idouble: 4
 ifloat: 3
-ildouble: 5
-ldouble: 5
+ildouble: 6
+ldouble: 6
 
 Function: "gamma_upward":
 double: 4
@@ -1688,16 +1688,16 @@ double: 4
 float: 3
 idouble: 4
 ifloat: 3
-ildouble: 5
-ldouble: 5
+ildouble: 6
+ldouble: 6
 
 Function: "lgamma_towardzero":
 double: 4
 float: 3
 idouble: 4
 ifloat: 3
-ildouble: 5
-ldouble: 5
+ildouble: 6
+ldouble: 6
 
 Function: "lgamma_upward":
 double: 4
@@ -1723,9 +1723,9 @@ ldouble: 1
 
 Function: "log10_downward":
 double: 2
-float: 2
+float: 3
 idouble: 2
-ifloat: 2
+ifloat: 3
 ildouble: 2
 ldouble: 2
 
@@ -1932,9 +1932,9 @@ ildouble: 3
 ldouble: 3
 
 Function: "sinh":
-double: 1
+double: 2
 float: 2
-idouble: 1
+idouble: 2
 ifloat: 2
 ildouble: 2
 ldouble: 2

-- 
Joseph S. Myers
joseph@codesourcery.com


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]