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/v1.14.1.tar.gz"
sha256 "3a7ee9ab90b9e9932b7b4effc9bb3ef45ca271d60d9ec6bc8c335242b5ec097b"
license "BSD-3-Clause"
bottle do
cellar :any
sha256 "540fd5b4ea2c8765d68ab742ac65f95f8e2fa274a244758b03d1cb00c9d67465" => :catalina
sha256 "f3a41b728a001fbe7aaf0bb4235cfbe1cefbed8ed717f254ceca36e06e8ee2e8" => :mojave
sha256 "075dc910620ebac1d88c5373d51a07536550ec322f7cc70015ae8468644d75b9" => :high_sierra
end
depends_on "bison" => :build
depends_on "cmake" => :build
depends_on "flex" => :build
depends_on "python@3.8" => :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