dbde5df568
closes #4682 The self-hosted compiler is still bit rotted and still not compiling successfully yet. I have a more serious rework of the code in a different branch.
48 lines
1.5 KiB
Zig
48 lines
1.5 KiB
Zig
const std = @import("std");
|
|
const Target = std.Target;
|
|
const llvm = @import("llvm.zig");
|
|
|
|
pub fn getDarwinArchString(self: Target) [:0]const u8 {
|
|
switch (self.cpu.arch) {
|
|
.aarch64 => return "arm64",
|
|
.thumb,
|
|
.arm,
|
|
=> return "arm",
|
|
.powerpc => return "ppc",
|
|
.powerpc64 => return "ppc64",
|
|
.powerpc64le => return "ppc64le",
|
|
// @tagName should be able to return sentinel terminated slice
|
|
else => @panic("TODO https://github.com/ziglang/zig/issues/3779"), //return @tagName(arch),
|
|
}
|
|
}
|
|
|
|
pub fn llvmTargetFromTriple(triple: std.Buffer) !*llvm.Target {
|
|
var result: *llvm.Target = undefined;
|
|
var err_msg: [*:0]u8 = undefined;
|
|
if (llvm.GetTargetFromTriple(triple.toSlice(), &result, &err_msg) != 0) {
|
|
std.debug.warn("triple: {s} error: {s}\n", .{ triple.toSlice(), err_msg });
|
|
return error.UnsupportedTarget;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
pub fn initializeAllTargets() void {
|
|
llvm.InitializeAllTargets();
|
|
llvm.InitializeAllTargetInfos();
|
|
llvm.InitializeAllTargetMCs();
|
|
llvm.InitializeAllAsmPrinters();
|
|
llvm.InitializeAllAsmParsers();
|
|
}
|
|
|
|
pub fn getLLVMTriple(allocator: *std.mem.Allocator, target: std.Target) !std.Buffer {
|
|
var result = try std.Buffer.initSize(allocator, 0);
|
|
errdefer result.deinit();
|
|
|
|
try result.outStream().print(
|
|
"{}-unknown-{}-{}",
|
|
.{ @tagName(target.cpu.arch), @tagName(target.os.tag), @tagName(target.abi) },
|
|
);
|
|
|
|
return result;
|
|
}
|