homebrew-core/Formula/ispc.rb

82 lines
2.4 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/v1.16.1.tar.gz"
sha256 "e5dcd0d85df6ed5feb454ad9ec295083a07d7459fcaba00d5dd6266ceb476399"
license "BSD-3-Clause"
revision 1
bottle do
sha256 cellar: :any, arm64_big_sur: "816feef4722edd8866c394110c503338eaba0bb373c87ddb9a898dc56b1adac7"
sha256 cellar: :any, big_sur: "a82168d4f3a51a8078eb3603a9e3810f5a81e32e131fce032f4b505d6d0147e7"
sha256 cellar: :any, catalina: "168dcec41346433e47d5478793216c86b96c4e9c2a31673e21de60b5f6a95427"
sha256 cellar: :any, mojave: "d19b58b941d33a38e574e351d85445c5f8aee6c9ca6a164db874a2753138ae1c"
end
depends_on "bison" => :build
depends_on "cmake" => :build
depends_on "flex" => :build
depends_on "python@3.9" => :build
depends_on "llvm@12"
def llvm
deps.map(&:to_formula).find { |f| f.name.match? "^llvm" }
end
def install
args = std_cmake_args + %W[
-DISPC_INCLUDE_EXAMPLES=OFF
-DISPC_INCLUDE_TESTS=OFF
-DISPC_INCLUDE_UTILS=OFF
-DLLVM_TOOLS_BINARY_DIR='#{llvm.opt_bin}'
-DISPC_NO_DUMPS=ON
-DARM_ENABLED=#{Hardware::CPU.arm? ? "ON" : "OFF"}
]
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
if Hardware::CPU.arm?
arch = "aarch64"
target = "neon"
else
arch = "x86-64"
target = "sse2"
end
system bin/"ispc", "--arch=#{arch}", "--target=#{target}", 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