homebrew-core/Formula/ispc.rb

68 lines
2.0 KiB
Ruby

class Ispc < Formula
desc "Compiler for SIMD programming on the CPU"
homepage "https://ispc.github.io"
url "https://github.com/ispc/ispc/archive/v1.15.0.tar.gz"
sha256 "2658ff00dc045ac9fcefbf6bd26dffaf723b059a942a27df91bbb61bc503a285"
license "BSD-3-Clause"
revision 1
bottle do
sha256 cellar: :any, big_sur: "1ea73410e81f830f137d3aea93269480f821c417aa804330b4fe1d42e0df7b93"
sha256 cellar: :any, catalina: "a0e3f1d9cd1abc2aefc1da0154707affcf44fef9646ec39379f2501e775bd87d"
sha256 cellar: :any, mojave: "cdfd24be494e49464be851a264d6db90e99f3a9d9f7d1241b050951c81bdd481"
end
depends_on "bison" => :build
depends_on "cmake" => :build
depends_on "flex" => :build
depends_on "python@3.9" => :build
depends_on "llvm"
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