yum-mirror/slang

Making it easier to work with shaders

git clone https://git.yummers.dev/yum-mirror/slang

Sam EstepUpdate LLVM from 13.0.1 to 14.0.6 (#8031)4721b6ef2

master
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3.8 KiB160 linesraw
1#!/usr/bin/env bash
2
3set -e
4
5help() {
6  me=$(basename "$0")
7  cat <<EOF
8$me: Fetch, build and install LLVM for Slang
9
10Options:
11  --repo: The source git repo, default: $repo
12  --branch: The branch (or tag) to fetch, default: $branch
13  --source-dir: Unpack and build in this directory: default $source_dir
14  --config: The configuration to build, default $config
15  --install-prefix: Install under this prefix
16  --: Any following arguments will be passed to the CMake configuration command
17EOF
18}
19
20#
21# Some helper functions
22#
23msg() {
24  printf "%s\n" "$1" >&2
25}
26
27fail() {
28  msg "$1"
29  exit 1
30}
31
32for prog in "cmake" "ninja" "git"; do
33  if ! command -v "$prog" &>/dev/null; then
34    msg "This script needs $prog, but it isn't in \$PATH"
35    missing_bin=1
36  fi
37done
38if [ "$missing_bin" ]; then
39  exit 1
40fi
41
42#
43# Temp dir with cleanup on exit
44#
45temp_dir=$(mktemp -d)
46cleanup() {
47  local exit_status=$?
48  rm -rf "$temp_dir"
49  exit $exit_status
50}
51trap cleanup EXIT SIGHUP SIGINT SIGTERM
52
53#
54# Options and parsing
55#
56repo=https://github.com/llvm/llvm-project
57branch=llvmorg-14.0.6
58source_dir=$temp_dir
59install_prefix=
60config=Release
61extra_arguments=()
62
63while [[ "$#" -gt 0 ]]; do
64  case $1 in
65  -h | --help)
66    help
67    exit
68    ;;
69  --repo)
70    repo=$2
71    shift
72    ;;
73  --branch)
74    branch=$2
75    shift
76    ;;
77  --source-dir)
78    source_dir=$2
79    shift
80    ;;
81  --config)
82    config=$2
83    shift
84    ;;
85  --install-prefix)
86    install_prefix=$2
87    shift
88    ;;
89  --)
90    shift
91    extra_arguments+=("$@")
92    break
93    ;;
94  *)
95    msg "Unknown parameter passed: $1"
96    help >&2
97    exit 1
98    ;;
99  esac
100  shift
101done
102
103[ -n "$repo" ] || fail "please set --repo"
104[ -n "$branch" ] || fail "please set --branch"
105[ -n "$source_dir" ] || fail "please set --source-dir"
106[ -n "$config" ] || fail "please set --config"
107[ -n "$install_prefix" ] || fail "please set --install-prefix"
108
109msg "##########################################################"
110msg "# Fetching LLVM from $repo at $branch"
111msg "##########################################################"
112git -c advice.detachedHead=false clone "$repo" --branch "$branch" "$source_dir" --depth 1
113
114msg "##########################################################"
115msg "# Configuring LLVM in $source_dir"
116msg "##########################################################"
117cmake_arguments_for_slang=(
118  # Don't build unnecessary things
119  -DLLVM_BUILD_LLVM_C_DYLIB=0
120  -DLLVM_INCLUDE_BENCHMARKS=0
121  -DLLVM_INCLUDE_DOCS=0
122  -DLLVM_INCLUDE_EXAMPLES=0
123  -DLLVM_INCLUDE_TESTS=0
124  -DLLVM_ENABLE_TERMINFO=0
125  -DCLANG_BUILD_TOOLS=0
126  -DCLANG_ENABLE_STATIC_ANALYZER=0
127  -DCLANG_ENABLE_ARCMT=0
128  -DCLANG_INCLUDE_DOCS=0
129  -DCLANG_INCLUDE_TESTS=0
130  # Requirements for Slang
131  -DLLVM_ENABLE_PROJECTS=clang
132  "-DLLVM_TARGETS_TO_BUILD=X86;ARM;AArch64"
133  -DLLVM_BUILD_TOOLS=0
134  # Get LLVM to use the static linked version of the msvc runtime
135  "-DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreaded$<$<CONFIG:Debug>:Debug>"
136  "-DLLVM_USE_CRT_RELEASE=MT"
137  "-DLLVM_USE_CRT_DEBUG=MTd"
138)
139build_dir=$source_dir/build
140mkdir -p "$build_dir"
141cmake \
142  -S "$source_dir/llvm" -B "$build_dir" \
143  -G "Ninja Multi-Config" \
144  "${cmake_arguments_for_slang[@]}" \
145  "${extra_arguments[@]}"
146
147msg "##########################################################"
148msg "# Building LLVM in $build_dir"
149msg "##########################################################"
150cmake --build "$build_dir" -j --config "$config"
151
152msg "##########################################################"
153msg "# Installing LLVM to $install_prefix"
154msg "##########################################################"
155cmake --install "$build_dir" --prefix "$install_prefix" --config "$config"
156
157msg "##########################################################"
158msg "LLVM installed in $install_prefix"
159msg "Please add $install_prefix to CMAKE_PREFIX_PATH"
160msg "##########################################################"