package/fp16: new package

This package is required by tensorflow-lite.

Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>

DEVELOPERS

@@ -3034,6 +3034,7 @@ F:	package/ti-gfx/
 
 N:	Stefan Hager <stefan.hager@ginzinger.com>
 F:	package/cpuinfo/
+F:	package/fp16/
 F:	package/gemmlowp/
 F:	package/psimd/
 F:	package/pthreadpool/

package/Config.in

@@ -2187,6 +2187,7 @@ menu "Other"
 	source "package/flann/Config.in"
 	source "package/flatbuffers/Config.in"
 	source "package/flatcc/Config.in"
+	source "package/fp16/Config.in"
 	source "package/fxdiv/Config.in"
 	source "package/gconf/Config.in"
 	source "package/gdal/Config.in"

package/fp16/Config.in

@@ -0,0 +1,8 @@
+config BR2_PACKAGE_FP16
+	bool "fp16"
+	select BR2_PACKAGE_PSIMD
+	help
+	  Header-only library for conversion to/from half-precision
+	  floating point formats.
+
+	  https://github.com/Maratyszcza/FP16

package/fp16/fp16.hash

@@ -0,0 +1,4 @@
+# Locally calculated
+sha256  e7b509c76a2ea162ebdda77fb6b6f51f2f37dedee0866077d428e214516f0c2b  fp16-98b0a46bce017382a6351a19577ec43a715b6835.tar.gz
+# License files, locally calculated
+sha256  17e4f539024be2749ee729d1e2f01d24cef12ece8c9bf18e91a4349be29c80bf  LICENSE

package/fp16/fp16.mk

@@ -0,0 +1,20 @@
+################################################################################
+#
+# fp16
+#
+################################################################################
+
+FP16_VERSION = 98b0a46bce017382a6351a19577ec43a715b6835
+FP16_SITE = $(call github,Maratyszcza,FP16,$(FP16_VERSION))
+FP16_LICENSE = MIT
+FP16_LICENSE_FILES = LICENSE
+FP16_INSTALL_STAGING = YES
+# Only installs a header
+FP16_INSTALL_TARGET = NO
+FP16_DEPENDENCIES = psimd
+FP16_CONF_OPTS = \
+	-DFP16_BUILD_TESTS=OFF \
+	-DFP16_BUILD_BENCHMARKS=OFF \
+	-DPSIMD_SOURCE_DIR="$(PSIMD_DIR)"
+
+$(eval $(cmake-package))