projects
/
libc-test
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(from parent 1:
667aded
)
math: add readme about ulp check tool
author
Szabolcs Nagy
<nsz@port70.net>
Wed, 3 Jul 2013 20:08:26 +0000
(20:08 +0000)
committer
Szabolcs Nagy
<nsz@port70.net>
Wed, 3 Jul 2013 20:08:26 +0000
(20:08 +0000)
src/math/gen/README
[new file with mode: 0644]
patch
|
blob
diff --git a/src/math/gen/README
b/src/math/gen/README
new file mode 100644
(file)
index 0000000..
b156b20
--- /dev/null
+++ b/
src/math/gen/README
@@ -0,0
+1,8
@@
+tools for generating testcases and checking ulp error of math functions
+
+gen: math functions implemented with mpfr
+mgen: math functions from libm
+check: compare input to libm and report errors
+
+# check asinh in the [0.125,0.5] domain over 100k points and report >1.5ulp errors
+./rnd -a 0x1p-3 -b 0x1p-1 -n 100000 |./gen asinh |./check asinh 1.5