motiejus/zig
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fixes and cleanup in self hosted

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This commit is contained in:
Vexu
2019-11-26 10:27:51 +02:00
parent 76f21852f6
commit 36849d8a7b
12 changed files with 243 additions and 301 deletions
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30
src-self-hosted/codegen.zig
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@@ -25,10 +25,10 @@ pub async fn renderToLlvm(comp: *Compilation, fn_val: *Value.Fn, code: *ir.Code)
const context = llvm_handle.node.data;
const module = llvm.ModuleCreateWithNameInContext(comp.name.ptr(), context) orelse return error.OutOfMemory;
const module = llvm.ModuleCreateWithNameInContext(comp.name.toSliceConst(), context) orelse return error.OutOfMemory;
defer llvm.DisposeModule(module);
llvm.SetTarget(module, comp.llvm_triple.ptr());
llvm.SetTarget(module, comp.llvm_triple.toSliceConst());
llvm.SetDataLayout(module, comp.target_layout_str);
if (util.getObjectFormat(comp.target) == .coff) {
@@ -48,23 +48,23 @@ pub async fn renderToLlvm(comp: *Compilation, fn_val: *Value.Fn, code: *ir.Code)
const producer = try std.Buffer.allocPrint(
&code.arena.allocator,
"zig {}.{}.{}",
u32(c.ZIG_VERSION_MAJOR),
u32(c.ZIG_VERSION_MINOR),
u32(c.ZIG_VERSION_PATCH),
@as(u32, c.ZIG_VERSION_MAJOR),
@as(u32, c.ZIG_VERSION_MINOR),
@as(u32, c.ZIG_VERSION_PATCH),
);
const flags = "";
const runtime_version = 0;
const compile_unit_file = llvm.CreateFile(
dibuilder,
comp.name.ptr(),
comp.root_package.root_src_dir.ptr(),
comp.name.toSliceConst(),
comp.root_package.root_src_dir.toSliceConst(),
) orelse return error.OutOfMemory;
const is_optimized = comp.build_mode != .Debug;
const compile_unit = llvm.CreateCompileUnit(
dibuilder,
DW.LANG_C99,
compile_unit_file,
producer.ptr(),
producer.toSliceConst(),
is_optimized,
flags,
runtime_version,
@@ -99,7 +99,7 @@ pub async fn renderToLlvm(comp: *Compilation, fn_val: *Value.Fn, code: *ir.Code)
// verify the llvm module when safety is on
if (std.debug.runtime_safety) {
var error_ptr: ?[*]u8 = null;
var error_ptr: ?[*:0]u8 = null;
_ = llvm.VerifyModule(ofile.module, llvm.AbortProcessAction, &error_ptr);
}
@@ -108,12 +108,12 @@ pub async fn renderToLlvm(comp: *Compilation, fn_val: *Value.Fn, code: *ir.Code)
const is_small = comp.build_mode == .ReleaseSmall;
const is_debug = comp.build_mode == .Debug;
var err_msg: [*]u8 = undefined;
var err_msg: [*:0]u8 = undefined;
// TODO integrate this with evented I/O
if (llvm.TargetMachineEmitToFile(
comp.target_machine,
module,
output_path.ptr(),
output_path.toSliceConst(),
llvm.EmitBinary,
&err_msg,
is_debug,
@@ -154,7 +154,7 @@ pub fn renderToLlvmModule(ofile: *ObjectFile, fn_val: *Value.Fn, code: *ir.Code)
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(),
fn_val.symbol_name.toSliceConst(),
llvm_fn_type,
) orelse return error.OutOfMemory;
@@ -379,7 +379,7 @@ fn renderLoadUntyped(
ptr: *llvm.Value,
alignment: Type.Pointer.Align,
vol: Type.Pointer.Vol,
name: [*]const u8,
name: [*:0]const u8,
) !*llvm.Value {
const result = llvm.BuildLoad(ofile.builder, ptr, name) orelse return error.OutOfMemory;
switch (vol) {
@@ -390,7 +390,7 @@ fn renderLoadUntyped(
return result;
}
fn renderLoad(ofile: *ObjectFile, ptr: *llvm.Value, ptr_type: *Type.Pointer, name: [*]const u8) !*llvm.Value {
fn renderLoad(ofile: *ObjectFile, ptr: *llvm.Value, ptr_type: *Type.Pointer, name: [*:0]const u8) !*llvm.Value {
return renderLoadUntyped(ofile, ptr, ptr_type.key.alignment, ptr_type.key.vol, name);
}
@@ -438,7 +438,7 @@ pub fn renderAlloca(
) !*llvm.Value {
const llvm_var_type = try var_type.getLlvmType(ofile.arena, ofile.context);
const name_with_null = try std.cstr.addNullByte(ofile.arena, name);
const result = llvm.BuildAlloca(ofile.builder, llvm_var_type, name_with_null.ptr) orelse return error.OutOfMemory;
const result = llvm.BuildAlloca(ofile.builder, llvm_var_type, @ptrCast([*:0]const u8, name_with_null.ptr)) orelse return error.OutOfMemory;
llvm.SetAlignment(result, resolveAlign(ofile, alignment, llvm_var_type));
return result;
}