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authorJoe Ramsay <Joe.Ramsay@arm.com>2022-09-06 15:00:22 +0100
committerJoe Ramsay <joe.ramsay@arm.com>2022-09-06 15:00:22 +0100
commit251a040bd28ee232a63480b4036346b81995047e (patch)
treeb4f73fe046684ce3cf89447d882a447b9a4db968 /pl/math/test
parent375526b26e3535091ae4bdba0a5703fa0d4a4bb7 (diff)
downloadarm-optimized-routines-251a040bd28ee232a63480b4036346b81995047e.tar.gz
pl/math: Add vector/SVE logf
New routine is SVE port of the Neon algorithm in math/, and is accurate to 3.4 ULP.
Diffstat (limited to 'pl/math/test')
-rw-r--r--pl/math/test/mathbench_funcs.h3
-rwxr-xr-xpl/math/test/runulp.sh12
-rw-r--r--pl/math/test/ulp_funcs.h2
-rw-r--r--pl/math/test/ulp_wrappers.h1
4 files changed, 18 insertions, 0 deletions
diff --git a/pl/math/test/mathbench_funcs.h b/pl/math/test/mathbench_funcs.h
index 076340e..1ecd1d4 100644
--- a/pl/math/test/mathbench_funcs.h
+++ b/pl/math/test/mathbench_funcs.h
@@ -117,6 +117,9 @@ SVF (_ZGVsMxv_cosf, -3.1, 3.1)
SVF (__sv_sinf_x, -3.1, 3.1)
SVF (_ZGVsMxv_sinf, -3.1, 3.1)
+SVF (__sv_logf_x, 0.01, 11.1)
+SVF (_ZGVsMxv_logf, 0.01, 11.1)
+
SVF (__sv_log10f_x, 0.01, 11.1)
SVF (_ZGVsMxv_log10f, 0.01, 11.1)
SVD (__sv_log10_x, 0.01, 11.1)
diff --git a/pl/math/test/runulp.sh b/pl/math/test/runulp.sh
index 3475adb..656d7a7 100755
--- a/pl/math/test/runulp.sh
+++ b/pl/math/test/runulp.sh
@@ -332,6 +332,15 @@ range_sve_log10f='
100 inf 50000
'
+range_sve_logf='
+ -0.0 -0x1p126 100
+ 0x1p-149 0x1p-126 4000
+ 0x1p-126 0x1p-23 50000
+ 0x1p-23 1.0 50000
+ 1.0 100 50000
+ 100 inf 50000
+'
+
# error limits
L_erfc=3.7
L_erfcf=1.0
@@ -359,6 +368,7 @@ L_sve_atan2f=3.0
L_sve_atan2=2.0
L_sve_log10=2.5
L_sve_log10f=3.5
+L_sve_logf=3.5
while read G F R
do
@@ -446,6 +456,8 @@ sve_atanf __sv_atanf $runsv
sve_atanf _ZGVsMxv_atanf $runsv
sve_log10f __sv_log10f $runsv
sve_log10f _ZGVsMxv_log10f $runsv
+sve_logf __sv_logf $runsv
+sve_logf _ZGVsMxv_logf $runsv
sve_cos __sv_cos $runsv
sve_cos _ZGVsMxv_cos $runsv
diff --git a/pl/math/test/ulp_funcs.h b/pl/math/test/ulp_funcs.h
index 78fddac..01d7bd1 100644
--- a/pl/math/test/ulp_funcs.h
+++ b/pl/math/test/ulp_funcs.h
@@ -75,6 +75,8 @@ SVF1 (cos)
ZSVF1 (cos)
SVD1 (cos)
ZSVD1 (cos)
+SVF1 (log)
+ZSVF1 (log)
SVF1 (log10)
ZSVF1 (log10)
SVD1 (log10)
diff --git a/pl/math/test/ulp_wrappers.h b/pl/math/test/ulp_wrappers.h
index d275271..07fa077 100644
--- a/pl/math/test/ulp_wrappers.h
+++ b/pl/math/test/ulp_wrappers.h
@@ -88,6 +88,7 @@ ZVND1_WRAP(log2)
ZSVNF2_WRAP(atan2)
ZSVNF1_WRAP(atan)
ZSVNF1_WRAP(cos)
+ZSVNF1_WRAP(log)
ZSVNF1_WRAP(log10)
ZSVNF1_WRAP(sin)