class Ispc < Formula desc "Compiler for SIMD programming on the CPU" homepage "https://ispc.github.io" url "https://github.com/ispc/ispc/archive/v1.12.0.tar.gz" sha256 "9ebc29adcdf477659b45155d0f91e61120a12084e42113d0e9f4ce5cfdfbdcab" revision 1 bottle do cellar :any sha256 "99109ffe35534e264eea6814b4006a49a1aba2cda154ab2d22d7e0c29da6cfc0" => :catalina sha256 "cc7f31ea15ede43f37e40270643d3fa86722bc4ccf9a1bf4c763ad6985a26ffb" => :mojave sha256 "17439d6f18ba148e5a912f595240ce5c89a9f951059411217c53db59dbab75d2" => :high_sierra end depends_on "bison" => :build depends_on "cmake" => :build depends_on "flex" => :build depends_on "llvm" depends_on "python" def install args = std_cmake_args + %W[ -DISPC_INCLUDE_EXAMPLES=OFF -DISPC_INCLUDE_TESTS=OFF -DISPC_INCLUDE_UTILS=OFF -DLLVM_TOOLS_BINARY_DIR='#{Formula["llvm"].opt_bin}' -DISPC_NO_DUMPS=ON ] mkdir "build" do system "cmake", *args, ".." system "make" system "make", "install" end end test do (testpath/"simple.ispc").write <<~EOS export void simple(uniform float vin[], uniform float vout[], uniform int count) { foreach (index = 0 ... count) { float v = vin[index]; if (v < 3.) v = v * v; else v = sqrt(v); vout[index] = v; } } EOS system bin/"ispc", "--arch=x86-64", "--target=sse2", testpath/"simple.ispc", "-o", "simple_ispc.o", "-h", "simple_ispc.h" (testpath/"simple.cpp").write <<~EOS #include "simple_ispc.h" int main() { float vin[9], vout[9]; for (int i = 0; i < 9; ++i) vin[i] = static_cast<float>(i); ispc::simple(vin, vout, 9); return 0; } EOS system ENV.cxx, "-I#{testpath}", "-c", "-o", testpath/"simple.o", testpath/"simple.cpp" system ENV.cxx, "-o", testpath/"simple", testpath/"simple.o", testpath/"simple_ispc.o" system testpath/"simple" end end