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self-hosted can compile libc hello world

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This commit is contained in:
Andrew Kelley
2018-07-22 23:27:58 -04:00
parent 58c5f94a99
commit 93e78ee722
15 changed files with 1359 additions and 185 deletions
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6
src-self-hosted/codegen.zig
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@@ -78,6 +78,7 @@ pub async fn renderToLlvm(comp: *Compilation, fn_val: *Value.Fn, code: *ir.Code)
.dibuilder = dibuilder,
.context = context,
.lock = event.Lock.init(comp.loop),
.arena = &code.arena.allocator,
};
try renderToLlvmModule(&ofile, fn_val, code);
@@ -139,6 +140,7 @@ pub const ObjectFile = struct {
dibuilder: *llvm.DIBuilder,
context: llvm.ContextRef,
lock: event.Lock,
arena: *std.mem.Allocator,
fn gpa(self: *ObjectFile) *std.mem.Allocator {
return self.comp.gpa();
@@ -147,7 +149,7 @@ pub const ObjectFile = struct {
pub fn renderToLlvmModule(ofile: *ObjectFile, fn_val: *Value.Fn, code: *ir.Code) !void {
// TODO audit more of codegen.cpp:fn_llvm_value and port more logic
const llvm_fn_type = try fn_val.base.typeof.getLlvmType(ofile);
const llvm_fn_type = try fn_val.base.typ.getLlvmType(ofile.arena, ofile.context);
const llvm_fn = llvm.AddFunction(
ofile.module,
fn_val.symbol_name.ptr(),
@@ -165,7 +167,7 @@ pub fn renderToLlvmModule(ofile: *ObjectFile, fn_val: *Value.Fn, code: *ir.Code)
// try addLLVMFnAttrInt(ofile, llvm_fn, "alignstack", align_stack);
//}
const fn_type = fn_val.base.typeof.cast(Type.Fn).?;
const fn_type = fn_val.base.typ.cast(Type.Fn).?;
try addLLVMFnAttr(ofile, llvm_fn, "nounwind");
//add_uwtable_attr(g, fn_table_entry->llvm_value);