[AArch64] update libm-test-ulps
Commit Message
Regenerated libm-test-ulps for AArch64 using 'make regen-ulps'.
There are some minor differences compared to x86_64
float, ifloat, double and idouble ulps, is that OK?
I also have
Function: "pow_tonearest":
float: 1
ifloat: 1
ildouble: 1
ldouble: 1
but no other function has _tonearest, is that OK?
Comments
Hi,
This is ok, small ulps for some function is expected, you need to
watch out only if the precision cross a higher threshold (like the
some for IBM long double) or if your are seeing precision issues
in function that are *not* suppose show any.
On 07-04-2015 08:08, Szabolcs Nagy wrote:
> Regenerated libm-test-ulps for AArch64 using 'make regen-ulps'.
>
> There are some minor differences compared to x86_64
> float, ifloat, double and idouble ulps, is that OK?
>
> I also have
>
> Function: "pow_tonearest":
> float: 1
> ifloat: 1
> ildouble: 1
> ldouble: 1
>
> but no other function has _tonearest, is that OK?
>
>
>
On Tue, 7 Apr 2015, Szabolcs Nagy wrote:
> Regenerated libm-test-ulps for AArch64 using 'make regen-ulps'.
>
> There are some minor differences compared to x86_64
> float, ifloat, double and idouble ulps, is that OK?
>
> I also have
>
> Function: "pow_tonearest":
> float: 1
> ifloat: 1
> ildouble: 1
> ldouble: 1
>
> but no other function has _tonearest, is that OK?
See what I said in
<https://sourceware.org/ml/libc-alpha/2015-03/msg00756.html>. You need to
regenerate *from scratch* every so often (say every release cycle) and the
presence of *_tonearest entries indicates that the last such from-scratch
regeneration was a long time ago.
@@ -1,6 +1,10 @@
# Begin of automatic generation
# Maximal error of functions:
+Function: "acos":
+float: 1
+ifloat: 1
+
Function: "acos_downward":
float: 1
ifloat: 1
@@ -8,30 +12,56 @@ ildouble: 1
ldouble: 1
Function: "acos_towardzero":
+double: 1
float: 1
+idouble: 1
ifloat: 1
ildouble: 1
ldouble: 1
Function: "acos_upward":
double: 1
+float: 1
idouble: 1
+ifloat: 1
+ildouble: 1
+ldouble: 1
Function: "acosh":
double: 1
+float: 1
idouble: 1
+ifloat: 1
+ildouble: 1
ldouble: 1
Function: "acosh_downward":
+double: 1
float: 1
-ldouble: 1
+idouble: 1
+ifloat: 1
+ildouble: 2
+ldouble: 2
Function: "acosh_towardzero":
+double: 1
float: 1
+idouble: 1
+ifloat: 1
+ildouble: 1
ldouble: 1
Function: "acosh_upward":
double: 1
+float: 1
+idouble: 1
+ifloat: 1
+ildouble: 2
+ldouble: 2
+
+Function: "asin":
+float: 1
+ifloat: 1
ildouble: 1
ldouble: 1
@@ -60,33 +90,34 @@ ldouble: 1
Function: "asinh":
double: 1
float: 1
+idouble: 1
ifloat: 1
ildouble: 1
ldouble: 1
Function: "asinh_downward":
-double: 1
-float: 2
-idouble: 1
-ifloat: 1
-ildouble: 2
-ldouble: 2
+double: 3
+float: 3
+idouble: 3
+ifloat: 3
+ildouble: 3
+ldouble: 3
Function: "asinh_towardzero":
-double: 1
-float: 1
-idouble: 1
-ifloat: 1
+double: 2
+float: 2
+idouble: 2
+ifloat: 2
ildouble: 2
ldouble: 2
Function: "asinh_upward":
-double: 2
-float: 1
-idouble: 1
-ifloat: 1
-ildouble: 1
-ldouble: 1
+double: 3
+float: 3
+idouble: 3
+ifloat: 3
+ildouble: 3
+ldouble: 3
Function: "atan":
double: 1
@@ -147,12 +178,6 @@ ildouble: 1
ldouble: 1
Function: "atanh":
-float: 1
-ifloat: 1
-ildouble: 1
-ldouble: 1
-
-Function: "atanh_downward":
double: 1
float: 1
idouble: 1
@@ -160,19 +185,29 @@ ifloat: 1
ildouble: 1
ldouble: 1
-Function: "atanh_towardzero":
-float: 1
-ifloat: 1
-ildouble: 1
-ldouble: 1
+Function: "atanh_downward":
+double: 2
+float: 2
+idouble: 2
+ifloat: 2
+ildouble: 2
+ldouble: 2
-Function: "atanh_upward":
+Function: "atanh_towardzero":
double: 1
-float: 1
+float: 2
idouble: 1
-ifloat: 1
-ildouble: 1
-ldouble: 1
+ifloat: 2
+ildouble: 2
+ldouble: 2
+
+Function: "atanh_upward":
+double: 2
+float: 3
+idouble: 2
+ifloat: 3
+ildouble: 3
+ldouble: 3
Function: Real part of "cacos":
double: 1
@@ -1425,22 +1460,24 @@ double: 1
float: 1
idouble: 1
ifloat: 1
+ildouble: 2
+ldouble: 2
Function: "expm1_towardzero":
double: 1
float: 1
idouble: 1
ifloat: 1
-ildouble: 1
-ldouble: 1
+ildouble: 3
+ldouble: 3
Function: "expm1_upward":
double: 1
float: 1
idouble: 1
ifloat: 1
-ildouble: 1
-ldouble: 1
+ildouble: 3
+ldouble: 3
Function: "gamma":
double: 1
@@ -1669,29 +1706,33 @@ idouble: 1
ifloat: 1
Function: "log2":
+double: 1
+float: 1
+idouble: 1
+ifloat: 1
ildouble: 1
ldouble: 1
Function: "log2_downward":
-double: 2
-float: 2
-idouble: 2
-ifloat: 2
+double: 3
+float: 3
+idouble: 3
+ifloat: 3
ildouble: 1
ldouble: 1
Function: "log2_towardzero":
double: 1
-float: 1
+float: 2
idouble: 1
-ifloat: 1
+ifloat: 2
ildouble: 1
ldouble: 1
Function: "log2_upward":
-double: 2
+double: 3
float: 2
-idouble: 2
+idouble: 3
ifloat: 2
ildouble: 1
ldouble: 1
@@ -1834,25 +1875,37 @@ ifloat: 1
ildouble: 2
ldouble: 2
-Function: "sinh_downward":
+Function: "sinh":
double: 1
+float: 1
idouble: 1
+ifloat: 1
ildouble: 1
ldouble: 1
+Function: "sinh_downward":
+double: 2
+float: 3
+idouble: 2
+ifloat: 3
+ildouble: 2
+ldouble: 2
+
Function: "sinh_towardzero":
-double: 1
-idouble: 1
-ildouble: 1
-ldouble: 1
+double: 2
+float: 2
+idouble: 2
+ifloat: 2
+ildouble: 2
+ldouble: 2
Function: "sinh_upward":
-double: 1
-float: 1
-idouble: 1
-ifloat: 1
-ildouble: 1
-ldouble: 1
+double: 2
+float: 3
+idouble: 2
+ifloat: 3
+ildouble: 2
+ldouble: 2
Function: "tan_downward":
double: 1