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build.zig: Statically link LLVM libraries for experimental targets if requested.

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Alex Rønne Petersen 2025-03-26 23:19:35 +01:00
parent 2489b5fd74
commit f71590d4c4
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1 changed files with 55 additions and 2 deletions
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57
build.zig
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@ -326,7 +326,12 @@ pub fn build(b: *std.Build) !void {
try addCmakeCfgOptionsToExe(b, cfg, exe, use_zig_libcxx);
} else {
// Here we are -Denable-llvm but no cmake integration.
try addStaticLlvmOptionsToModule(exe.root_module);
try addStaticLlvmOptionsToModule(exe.root_module, .{
.llvm_has_m68k = llvm_has_m68k,
.llvm_has_csky = llvm_has_csky,
.llvm_has_arc = llvm_has_arc,
.llvm_has_xtensa = llvm_has_xtensa,
});
}
if (target.result.os.tag == .windows) {
// LLVM depends on networking as of version 18.
@ -809,7 +814,12 @@ fn addCmakeCfgOptionsToExe(
}
}
fn addStaticLlvmOptionsToModule(mod: *std.Build.Module) !void {
fn addStaticLlvmOptionsToModule(mod: *std.Build.Module, options: struct {
llvm_has_m68k: bool,
llvm_has_csky: bool,
llvm_has_arc: bool,
llvm_has_xtensa: bool,
}) !void {
// Adds the Zig C++ sources which both stage1 and stage2 need.
//
// We need this because otherwise zig_clang_cc1_main.cpp ends up pulling
@ -833,6 +843,22 @@ fn addStaticLlvmOptionsToModule(mod: *std.Build.Module) !void {
mod.linkSystemLibrary(lib_name, .{});
}
if (options.llvm_has_m68k) for (llvm_libs_m68k) |lib_name| {
mod.linkSystemLibrary(lib_name, .{});
};
if (options.llvm_has_csky) for (llvm_libs_csky) |lib_name| {
mod.linkSystemLibrary(lib_name, .{});
};
if (options.llvm_has_arc) for (llvm_libs_arc) |lib_name| {
mod.linkSystemLibrary(lib_name, .{});
};
if (options.llvm_has_xtensa) for (llvm_libs_xtensa) |lib_name| {
mod.linkSystemLibrary(lib_name, .{});
};
mod.linkSystemLibrary("z", .{});
mod.linkSystemLibrary("zstd", .{});
@ -1321,6 +1347,33 @@ const llvm_libs = [_][]const u8{
"LLVMSupport",
"LLVMDemangle",
};
const llvm_libs_m68k = [_][]const u8{
"LLVMM68kDisassembler",
"LLVMM68kAsmParser",
"LLVMM68kCodeGen",
"LLVMM68kDesc",
"LLVMM68kInfo",
};
const llvm_libs_csky = [_][]const u8{
"LLVMCSKYDisassembler",
"LLVMCSKYAsmParser",
"LLVMCSKYCodeGen",
"LLVMCSKYDesc",
"LLVMCSKYInfo",
};
const llvm_libs_arc = [_][]const u8{
"LLVMARCDisassembler",
"LLVMARCCodeGen",
"LLVMARCDesc",
"LLVMARCInfo",
};
const llvm_libs_xtensa = [_][]const u8{
"LLVMXtensaDisassembler",
"LLVMXtensaAsmParser",
"LLVMXtensaCodeGen",
"LLVMXtensaDesc",
"LLVMXtensaInfo",
};
fn generateLangRef(b: *std.Build) std.Build.LazyPath {
const doctest_exe = b.addExecutable(.{