spirv-shader-generator: Initial recipe for SPIRV-Cross

Add generic recipe for SPIRV-Cross tool.
SPIRV-Cross is a practical tool and library for performing reflection on
SPIR-V and disassembling SPIR-V back to high level languages.

Signed-off-by: Ankit Navik <ankit.tarot@gmail.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-graphics/spir/files/0001-Add-install-PHONY-target-in-Makefile.patch

@@ -0,0 +1,31 @@
+From 8d9870b66c3cfcf12ce7e8e013946e2a215bb722 Mon Sep 17 00:00:00 2001
+From: Ankit Navik <ankit.tarot@gmail.com>
+Date: Sat, 22 Dec 2018 19:16:02 +0530
+Subject: [PATCH] Add install PHONY target in Makefile
+
+---
+ Makefile | 8 +++++++-
+ 1 file changed, 7 insertions(+), 1 deletion(-)
+
+diff --git a/Makefile b/Makefile
+index 0564b65..0993372 100644
+--- a/Makefile
++++ b/Makefile
+@@ -35,7 +35,13 @@ $(STATIC_LIB): $(OBJECTS)
+ %.o: %.cpp
+ 	$(CXX) -c -o $@ $< $(CXXFLAGS) -MMD
+ 
++install:
++	mkdir -p $(TARGET_DIR_BIN)
++	mkdir -p $(TARGET_DIR_LIB)
++	cp $(TARGET) $(TARGET_DIR_BIN)/
++	cp $(STATIC_LIB) $(TARGET_DIR_LIB)/
++
+ clean:
+ 	rm -f $(TARGET) $(OBJECTS) $(CLI_OBJECTS) $(STATIC_LIB) $(DEPS)
+ 
+-.PHONY: clean
++.PHONY: all install clean
+-- 
+2.7.4
+

meta-oe/recipes-graphics/spir/spirv-shader-generator_git.bb

@@ -0,0 +1,22 @@
+SUMMARY  = "SPIRV-Cross is a tool designed for parsing and converting SPIR-V \
+to other shader languages"
+LICENSE  = "Apache-2.0"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=3b83ef96387f14655fc854ddc3c6bd57"
+SECTION = "graphics"
+
+S = "${WORKDIR}/git"
+SRCREV = "ed16b3e69985feaf565efbecea70a1cc2fca2a58"
+SRC_URI = "git://github.com/KhronosGroup/SPIRV-Cross.git \
+	file://0001-Add-install-PHONY-target-in-Makefile.patch \
+"
+
+EXTRA_OEMAKE += 'TARGET_DIR_LIB="${D}${libdir}"' 
+EXTRA_OEMAKE += 'TARGET_DIR_BIN="${D}${bindir}"'
+
+do_compile () {
+	cd ${S} && oe_runmake
+}
+
+do_install () {
+	cd ${S} && oe_runmake install
+}