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Merge remote-tracking branch 'origin/master' into layneson-cpus_and_features

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This commit is contained in:
Andrew Kelley 2020-01-25 23:25:29 -05:00
commit 9dffc369f1
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22 changed files with 11652 additions and 9448 deletions
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4
lib/std/build.zig
View File

@ -1689,7 +1689,9 @@ pub const LibExeObjStep = struct {
}
pub fn addAssemblyFile(self: *LibExeObjStep, path: []const u8) void {
self.link_objects.append(LinkObject{ .AssemblyFile = self.builder.dupe(path) }) catch unreachable;
self.link_objects.append(LinkObject{
.AssemblyFile = .{ .path = self.builder.dupe(path) },
}) catch unreachable;
}
pub fn addAssemblyFileFromWriteFileStep(self: *LibExeObjStep, wfs: *WriteFileStep, basename: []const u8) void {

288
lib/std/debug.zig
View File

@ -379,16 +379,7 @@ fn printSourceAtAddressWindows(di: *DebugInfo, out_stream: var, relocated_addres
}
} else {
// we have no information to add to the address
if (tty_color) {
try out_stream.print("???:?:?: ", .{});
setTtyColor(TtyColor.Dim);
try out_stream.print("0x{x} in ??? (???)", .{relocated_address});
setTtyColor(TtyColor.Reset);
try out_stream.print("\n\n\n", .{});
} else {
try out_stream.print("???:?:?: 0x{x} in ??? (???)\n\n\n", .{relocated_address});
}
return;
return printLineInfo(out_stream, null, relocated_address, "???", "???", tty_color, printLineFromFileAnyOs);
};
const mod = &di.modules[mod_index];
@ -510,66 +501,15 @@ fn printSourceAtAddressWindows(di: *DebugInfo, out_stream: var, relocated_addres
}
};
if (tty_color) {
setTtyColor(TtyColor.White);
if (opt_line_info) |li| {
try out_stream.print("{}:{}:{}", .{ li.file_name, li.line, li.column });
} else {
try out_stream.print("???:?:?", .{});
}
setTtyColor(TtyColor.Reset);
try out_stream.print(": ", .{});
setTtyColor(TtyColor.Dim);
try out_stream.print("0x{x} in {} ({})", .{ relocated_address, symbol_name, obj_basename });
setTtyColor(TtyColor.Reset);
if (opt_line_info) |line_info| {
try out_stream.print("\n", .{});
if (printLineFromFileAnyOs(out_stream, line_info)) {
if (line_info.column == 0) {
try out_stream.write("\n");
} else {
{
var col_i: usize = 1;
while (col_i < line_info.column) : (col_i += 1) {
try out_stream.writeByte(' ');
}
}
setTtyColor(TtyColor.Green);
try out_stream.write("^");
setTtyColor(TtyColor.Reset);
try out_stream.write("\n");
}
} else |err| switch (err) {
error.EndOfFile => {},
error.FileNotFound => {
setTtyColor(TtyColor.Dim);
try out_stream.write("file not found\n\n");
setTtyColor(TtyColor.White);
},
else => return err,
}
} else {
try out_stream.print("\n\n\n", .{});
}
} else {
if (opt_line_info) |li| {
try out_stream.print("{}:{}:{}: 0x{x} in {} ({})\n\n\n", .{
li.file_name,
li.line,
li.column,
relocated_address,
symbol_name,
obj_basename,
});
} else {
try out_stream.print("???:?:?: 0x{x} in {} ({})\n\n\n", .{
relocated_address,
symbol_name,
obj_basename,
});
}
}
try printLineInfo(
out_stream,
opt_line_info,
relocated_address,
symbol_name,
obj_basename,
tty_color,
printLineFromFileAnyOs,
);
}
const TtyColor = enum {
@ -605,7 +545,11 @@ fn setTtyColor(tty_color: TtyColor) void {
stderr_file.write(RESET) catch return;
},
}
} else {
return;
}
if (builtin.os == .windows) {
const S = struct {
var attrs: windows.WORD = undefined;
var init_attrs = false;
@ -711,12 +655,7 @@ fn printSourceAtAddressMacOs(di: *DebugInfo, out_stream: var, address: usize, tt
const adjusted_addr = 0x100000000 + (address - base_addr);
const symbol = machoSearchSymbols(di.symbols, adjusted_addr) orelse {
if (tty_color) {
try out_stream.print("???:?:?: " ++ DIM ++ "0x{x} in ??? (???)" ++ RESET ++ "\n\n\n", .{address});
} else {
try out_stream.print("???:?:?: 0x{x} in ??? (???)\n\n\n", .{address});
}
return;
return printLineInfo(out_stream, null, address, "???", "???", tty_color, printLineFromFileAnyOs);
};
const symbol_name = mem.toSliceConst(u8, @ptrCast([*:0]const u8, di.strings.ptr + symbol.nlist.n_strx));
@ -724,29 +663,22 @@ fn printSourceAtAddressMacOs(di: *DebugInfo, out_stream: var, address: usize, tt
const ofile_path = mem.toSliceConst(u8, @ptrCast([*:0]const u8, di.strings.ptr + ofile.n_strx));
break :blk fs.path.basename(ofile_path);
} else "???";
if (getLineNumberInfoMacOs(di, symbol.*, adjusted_addr)) |line_info| {
defer line_info.deinit();
try printLineInfo(
out_stream,
line_info,
address,
symbol_name,
compile_unit_name,
tty_color,
printLineFromFileAnyOs,
);
} else |err| switch (err) {
error.MissingDebugInfo, error.InvalidDebugInfo => {
if (tty_color) {
try out_stream.print("???:?:?: " ++ DIM ++ "0x{x} in {} ({})" ++ RESET ++ "\n\n\n", .{
address, symbol_name, compile_unit_name,
});
} else {
try out_stream.print("???:?:?: 0x{x} in {} ({})\n\n\n", .{ address, symbol_name, compile_unit_name });
}
},
const line_info = getLineNumberInfoMacOs(di, symbol.*, adjusted_addr) catch |err| switch (err) {
error.MissingDebugInfo, error.InvalidDebugInfo => null,
else => return err,
}
};
defer if (line_info) |li| li.deinit();
try printLineInfo(
out_stream,
line_info,
address,
symbol_name,
compile_unit_name,
tty_color,
printLineFromFileAnyOs,
);
}
pub fn printSourceAtAddressPosix(debug_info: *DebugInfo, out_stream: var, address: usize, tty_color: bool) !void {
@ -755,47 +687,46 @@ pub fn printSourceAtAddressPosix(debug_info: *DebugInfo, out_stream: var, addres
fn printLineInfo(
out_stream: var,
line_info: LineInfo,
line_info: ?LineInfo,
address: usize,
symbol_name: []const u8,
compile_unit_name: []const u8,
tty_color: bool,
comptime printLineFromFile: var,
) !void {
if (tty_color) {
try out_stream.print(WHITE ++ "{}:{}:{}" ++ RESET ++ ": " ++ DIM ++ "0x{x} in {} ({})" ++ RESET ++ "\n", .{
line_info.file_name,
line_info.line,
line_info.column,
address,
symbol_name,
compile_unit_name,
});
if (printLineFromFile(out_stream, line_info)) {
if (line_info.column == 0) {
try out_stream.write("\n");
} else {
{
var col_i: usize = 1;
while (col_i < line_info.column) : (col_i += 1) {
try out_stream.writeByte(' ');
}
}
try out_stream.write(GREEN ++ "^" ++ RESET ++ "\n");
if (tty_color) setTtyColor(.White);
if (line_info) |*li| {
try out_stream.print("{}:{}:{}", .{ li.file_name, li.line, li.column });
} else {
try out_stream.print("???:?:?", .{});
}
if (tty_color) setTtyColor(.Reset);
try out_stream.write(": ");
if (tty_color) setTtyColor(.Dim);
try out_stream.print("0x{x} in {} ({})", .{ address, symbol_name, compile_unit_name });
if (tty_color) setTtyColor(.Reset);
try out_stream.write("\n");
// Show the matching source code line if possible
if (line_info) |li| {
if (noasync printLineFromFile(out_stream, li)) {
if (li.column > 0) {
// The caret already takes one char
const space_needed = @intCast(usize, li.column - 1);
try out_stream.writeByteNTimes(' ', space_needed);
if (tty_color) setTtyColor(.Green);
try out_stream.write("^");
if (tty_color) setTtyColor(.Reset);
}
try out_stream.write("\n");
} else |err| switch (err) {
error.EndOfFile, error.FileNotFound => {},
error.BadPathName => {},
else => return err,
}
} else {
try out_stream.print("{}:{}:{}: 0x{x} in {} ({})\n", .{
line_info.file_name,
line_info.line,
line_info.column,
address,
symbol_name,
compile_unit_name,
});
}
}
@ -1240,38 +1171,26 @@ pub const DwarfInfo = struct {
comptime printLineFromFile: var,
) !void {
const compile_unit = self.findCompileUnit(address) catch {
if (tty_color) {
try out_stream.print("???:?:?: " ++ DIM ++ "0x{x} in ??? (???)" ++ RESET ++ "\n\n\n", .{address});
} else {
try out_stream.print("???:?:?: 0x{x} in ??? (???)\n\n\n", .{address});
}
return;
return printLineInfo(out_stream, null, address, "???", "???", tty_color, printLineFromFile);
};
const compile_unit_name = try compile_unit.die.getAttrString(self, DW.AT_name);
if (self.getLineNumberInfo(compile_unit.*, address)) |line_info| {
defer line_info.deinit();
const symbol_name = self.getSymbolName(address) orelse "???";
try printLineInfo(
out_stream,
line_info,
address,
symbol_name,
compile_unit_name,
tty_color,
printLineFromFile,
);
} else |err| switch (err) {
error.MissingDebugInfo, error.InvalidDebugInfo => {
if (tty_color) {
try out_stream.print("???:?:?: " ++ DIM ++ "0x{x} in ??? ({})" ++ RESET ++ "\n\n\n", .{
address, compile_unit_name,
});
} else {
try out_stream.print("???:?:?: 0x{x} in ??? ({})\n\n\n", .{ address, compile_unit_name });
}
},
const symbol_name = self.getSymbolName(address) orelse "???";
const line_info = self.getLineNumberInfo(compile_unit.*, address) catch |err| switch (err) {
error.MissingDebugInfo, error.InvalidDebugInfo => null,
else => return err,
}
};
defer if (line_info) |li| li.deinit();
try printLineInfo(
out_stream,
line_info,
address,
symbol_name,
compile_unit_name,
tty_color,
printLineFromFile,
);
}
fn getSymbolName(di: *DwarfInfo, address: u64) ?[]const u8 {
@ -1458,9 +1377,13 @@ pub const DwarfInfo = struct {
if (compile_unit.pc_range) |range| {
if (target_address >= range.start and target_address < range.end) return compile_unit;
}
if (compile_unit.die.getAttrSecOffset(DW.AT_ranges)) |ranges_offset| {
var base_address: usize = 0;
if (di.debug_ranges) |debug_ranges| {
if (di.debug_ranges) |debug_ranges| {
if (compile_unit.die.getAttrSecOffset(DW.AT_ranges)) |ranges_offset| {
// All the addresses in the list are relative to the value
// specified by DW_AT_low_pc or to some other value encoded
// in the list itself
var base_address = try compile_unit.die.getAttrAddr(DW.AT_low_pc);
try di.dwarf_seekable_stream.seekTo(debug_ranges.offset + ranges_offset);
while (true) {
const begin_addr = try di.dwarf_in_stream.readIntLittle(usize);
@ -1468,18 +1391,21 @@ pub const DwarfInfo = struct {
if (begin_addr == 0 and end_addr == 0) {
break;
}
// This entry selects a new value for the base address
if (begin_addr == maxInt(usize)) {
base_address = begin_addr;
base_address = end_addr;
continue;
}
if (target_address >= begin_addr and target_address < end_addr) {
if (target_address >= base_address + begin_addr and target_address < base_address + end_addr) {
return compile_unit;
}
}
return error.InvalidDebugInfo;
} else |err| {
if (err != error.MissingDebugInfo) return err;
continue;
}
} else |err| {
if (err != error.MissingDebugInfo) return err;
continue;
}
}
return error.MissingDebugInfo;
@ -1552,7 +1478,8 @@ pub const DwarfInfo = struct {
assert(line_info_offset < di.debug_line.size);
try di.dwarf_seekable_stream.seekTo(di.debug_line.offset + line_info_offset);
const this_unit_offset = di.debug_line.offset + line_info_offset;
try di.dwarf_seekable_stream.seekTo(this_unit_offset);
var is_64: bool = undefined;
const unit_length = try readInitialLength(@TypeOf(di.dwarf_in_stream.readFn).ReturnType.ErrorSet, di.dwarf_in_stream, &is_64);
@ -1620,7 +1547,9 @@ pub const DwarfInfo = struct {
try di.dwarf_seekable_stream.seekTo(prog_start_offset);
while (true) {
const next_unit_pos = this_unit_offset + next_offset;
while ((try di.dwarf_seekable_stream.getPos()) < next_unit_pos) {
const opcode = try di.dwarf_in_stream.readByte();
if (opcode == DW.LNS_extended_op) {
@ -1631,7 +1560,7 @@ pub const DwarfInfo = struct {
DW.LNE_end_sequence => {
prog.end_sequence = true;
if (try prog.checkLineMatch()) |info| return info;
return error.MissingDebugInfo;
prog.reset();
},
DW.LNE_set_address => {
const addr = try di.dwarf_in_stream.readInt(usize, di.endian);
@ -1888,6 +1817,7 @@ const LineNumberProgram = struct {
basic_block: bool,
end_sequence: bool,
default_is_stmt: bool,
target_address: usize,
include_dirs: []const []const u8,
file_entries: *ArrayList(FileEntry),
@ -1900,6 +1830,25 @@ const LineNumberProgram = struct {
prev_basic_block: bool,
prev_end_sequence: bool,
// Reset the state machine following the DWARF specification
pub fn reset(self: *LineNumberProgram) void {
self.address = 0;
self.file = 1;
self.line = 1;
self.column = 0;
self.is_stmt = self.default_is_stmt;
self.basic_block = false;
self.end_sequence = false;
// Invalidate all the remaining fields
self.prev_address = 0;
self.prev_file = undefined;
self.prev_line = undefined;
self.prev_column = undefined;
self.prev_is_stmt = undefined;
self.prev_basic_block = undefined;
self.prev_end_sequence = undefined;
}
pub fn init(is_stmt: bool, include_dirs: []const []const u8, file_entries: *ArrayList(FileEntry), target_address: usize) LineNumberProgram {
return LineNumberProgram{
.address = 0,
@ -1911,6 +1860,7 @@ const LineNumberProgram = struct {
.end_sequence = false,
.include_dirs = include_dirs,
.file_entries = file_entries,
.default_is_stmt = is_stmt,
.target_address = target_address,
.prev_address = 0,
.prev_file = undefined,

17
lib/std/fmt.zig
View File

@ -431,7 +431,7 @@ pub fn formatType(
},
else => return format(context, Errors, output, "{}@{x}", .{ @typeName(T.Child), @ptrToInt(value) }),
},
.Many => {
.Many, .C => {
if (ptr_info.child == u8) {
if (fmt.len > 0 and fmt[0] == 's') {
const len = mem.len(u8, value);
@ -449,9 +449,6 @@ pub fn formatType(
}
return format(context, Errors, output, "{}@{x}", .{ @typeName(ptr_info.child), @ptrToInt(value.ptr) });
},
.C => {
return format(context, Errors, output, "{}@{x}", .{ @typeName(T.Child), @ptrToInt(value) });
},
},
.Array => |info| {
const Slice = @Type(builtin.TypeInfo{
@ -1290,8 +1287,16 @@ test "pointer" {
}
test "cstr" {
try testFmt("cstr: Test C\n", "cstr: {s}\n", .{"Test C"});
try testFmt("cstr: Test C \n", "cstr: {s:10}\n", .{"Test C"});
try testFmt(
"cstr: Test C\n",
"cstr: {s}\n",
.{@ptrCast([*c]const u8, "Test C")},
);
try testFmt(
"cstr: Test C \n",
"cstr: {s:10}\n",
.{@ptrCast([*c]const u8, "Test C")},
);
}
test "filesize" {

12
lib/std/io/out_stream.zig
View File

@ -45,10 +45,14 @@ pub fn OutStream(comptime WriteError: type) type {
}
pub fn writeByteNTimes(self: *Self, byte: u8, n: usize) Error!void {
const slice = @as(*const [1]u8, &byte)[0..];
var i: usize = 0;
while (i < n) : (i += 1) {
try self.writeFn(self, slice);
var bytes: [256]u8 = undefined;
mem.set(u8, bytes[0..], byte);
var remaining: usize = n;
while (remaining > 0) {
const to_write = std.math.min(remaining, bytes.len);
try self.writeFn(self, bytes[0..to_write]);
remaining -= to_write;
}
}

1
lib/std/special/compiler_rt.zig
View File

@ -130,6 +130,7 @@ comptime {
@export(@import("compiler_rt/int.zig").__udivmoddi4, .{ .name = "__udivmoddi4", .linkage = linkage });
@export(@import("compiler_rt/popcountdi2.zig").__popcountdi2, .{ .name = "__popcountdi2", .linkage = linkage });
@export(@import("compiler_rt/int.zig").__mulsi3, .{ .name = "__mulsi3", .linkage = linkage });
@export(@import("compiler_rt/muldi3.zig").__muldi3, .{ .name = "__muldi3", .linkage = linkage });
@export(@import("compiler_rt/int.zig").__divmoddi4, .{ .name = "__divmoddi4", .linkage = linkage });
@export(@import("compiler_rt/int.zig").__divsi3, .{ .name = "__divsi3", .linkage = linkage });

60
lib/std/special/compiler_rt/int.zig
View File

@ -1,6 +1,8 @@
// Builtin functions that operate on integer types
const builtin = @import("builtin");
const testing = @import("std").testing;
const maxInt = @import("std").math.maxInt;
const minInt = @import("std").math.minInt;
const udivmod = @import("udivmod.zig").udivmod;
@ -578,3 +580,61 @@ fn test_one_umodsi3(a: u32, b: u32, expected_r: u32) void {
const r: u32 = __umodsi3(a, b);
testing.expect(r == expected_r);
}
pub fn __mulsi3(a: i32, b: i32) callconv(.C) i32 {
@setRuntimeSafety(builtin.is_test);
var ua = @bitCast(u32, a);
var ub = @bitCast(u32, b);
var r: u32 = 0;
while (ua > 0) {
if ((ua & 1) != 0) r +%= ub;
ua >>= 1;
ub <<= 1;
}
return @bitCast(i32, r);
}
fn test_one_mulsi3(a: i32, b: i32, result: i32) void {
testing.expectEqual(result, __mulsi3(a, b));
}
test "mulsi3" {
test_one_mulsi3(0, 0, 0);
test_one_mulsi3(0, 1, 0);
test_one_mulsi3(1, 0, 0);
test_one_mulsi3(0, 10, 0);
test_one_mulsi3(10, 0, 0);
test_one_mulsi3(0, maxInt(i32), 0);
test_one_mulsi3(maxInt(i32), 0, 0);
test_one_mulsi3(0, -1, 0);
test_one_mulsi3(-1, 0, 0);
test_one_mulsi3(0, -10, 0);
test_one_mulsi3(-10, 0, 0);
test_one_mulsi3(0, minInt(i32), 0);
test_one_mulsi3(minInt(i32), 0, 0);
test_one_mulsi3(1, 1, 1);
test_one_mulsi3(1, 10, 10);
test_one_mulsi3(10, 1, 10);
test_one_mulsi3(1, maxInt(i32), maxInt(i32));
test_one_mulsi3(maxInt(i32), 1, maxInt(i32));
test_one_mulsi3(1, -1, -1);
test_one_mulsi3(1, -10, -10);
test_one_mulsi3(-10, 1, -10);
test_one_mulsi3(1, minInt(i32), minInt(i32));
test_one_mulsi3(minInt(i32), 1, minInt(i32));
test_one_mulsi3(46340, 46340, 2147395600);
test_one_mulsi3(-46340, 46340, -2147395600);
test_one_mulsi3(46340, -46340, -2147395600);
test_one_mulsi3(-46340, -46340, 2147395600);
test_one_mulsi3(4194303, 8192, @truncate(i32, 34359730176));
test_one_mulsi3(-4194303, 8192, @truncate(i32, -34359730176));
test_one_mulsi3(4194303, -8192, @truncate(i32, -34359730176));
test_one_mulsi3(-4194303, -8192, @truncate(i32, 34359730176));
test_one_mulsi3(8192, 4194303, @truncate(i32, 34359730176));
test_one_mulsi3(-8192, 4194303, @truncate(i32, -34359730176));
test_one_mulsi3(8192, -4194303, @truncate(i32, -34359730176));
test_one_mulsi3(-8192, -4194303, @truncate(i32, 34359730176));
}

2
src-self-hosted/clang.zig
View File

@ -768,6 +768,7 @@ pub extern fn ZigClangFieldDecl_getCanonicalDecl(field_decl: ?*const struct_ZigC
pub extern fn ZigClangEnumDecl_getCanonicalDecl(self: ?*const struct_ZigClangEnumDecl) ?*const struct_ZigClangTagDecl;
pub extern fn ZigClangTypedefNameDecl_getCanonicalDecl(self: ?*const struct_ZigClangTypedefNameDecl) ?*const struct_ZigClangTypedefNameDecl;
pub extern fn ZigClangFunctionDecl_getCanonicalDecl(self: ?*const struct_ZigClangFunctionDecl) ?*const struct_ZigClangFunctionDecl;
pub extern fn ZigClangParmVarDecl_getOriginalType(self: ?*const struct_ZigClangParmVarDecl) struct_ZigClangQualType;
pub extern fn ZigClangVarDecl_getCanonicalDecl(self: ?*const struct_ZigClangVarDecl) ?*const struct_ZigClangVarDecl;
pub extern fn ZigClangVarDecl_getSectionAttribute(self: *const ZigClangVarDecl, len: *usize) ?[*]const u8;
pub extern fn ZigClangFunctionDecl_getAlignedAttribute(self: *const ZigClangFunctionDecl, *const ZigClangASTContext) c_uint;
@ -809,6 +810,7 @@ pub extern fn ZigClangQualType_isRestrictQualified(self: struct_ZigClangQualType
pub extern fn ZigClangType_getTypeClass(self: ?*const struct_ZigClangType) ZigClangTypeClass;
pub extern fn ZigClangType_getPointeeType(self: ?*const struct_ZigClangType) struct_ZigClangQualType;
pub extern fn ZigClangType_isVoidType(self: ?*const struct_ZigClangType) bool;
pub extern fn ZigClangType_isConstantArrayType(self: ?*const struct_ZigClangType) bool;
pub extern fn ZigClangType_isRecordType(self: ?*const struct_ZigClangType) bool;
pub extern fn ZigClangType_isArrayType(self: ?*const struct_ZigClangType) bool;
pub extern fn ZigClangType_isBooleanType(self: ?*const struct_ZigClangType) bool;

29
src-self-hosted/translate_c.zig
View File

@ -485,6 +485,7 @@ fn visitFnDecl(c: *Context, fn_decl: *const ZigClangFunctionDecl) Error!void {
block_scope.block_node = block_node;
var it = proto_node.params.iterator(0);
var param_id: c_uint = 0;
while (it.next()) |p| {
const param = @fieldParentPtr(ast.Node.ParamDecl, "base", p.*);
const param_name = if (param.name_token) |name_tok|
@ -498,18 +499,27 @@ fn visitFnDecl(c: *Context, fn_decl: *const ZigClangFunctionDecl) Error!void {
const mangled_param_name = try block_scope.makeMangledName(c, param_name);
const c_param = ZigClangFunctionDecl_getParamDecl(fn_decl, param_id);
const qual_type = ZigClangParmVarDecl_getOriginalType(c_param);
const is_const = ZigClangQualType_isConstQualified(qual_type);
const arg_name = blk: {
const bare_arg_name = try std.fmt.allocPrint(c.a(), "arg_{}", .{mangled_param_name});
const param_prefix = if (is_const) "" else "arg_";
const bare_arg_name = try std.fmt.allocPrint(c.a(), "{}{}", .{param_prefix, mangled_param_name});
break :blk try block_scope.makeMangledName(c, bare_arg_name);
};
const node = try transCreateNodeVarDecl(c, false, false, mangled_param_name);
node.eq_token = try appendToken(c, .Equal, "=");
node.init_node = try transCreateNodeIdentifier(c, arg_name);
node.semicolon_token = try appendToken(c, .Semicolon, ";");
try block_node.statements.push(&node.base);
param.name_token = try appendIdentifier(c, arg_name);
_ = try appendToken(c, .Colon, ":");
if (!is_const) {
const node = try transCreateNodeVarDecl(c, false, false, mangled_param_name);
node.eq_token = try appendToken(c, .Equal, "=");
node.init_node = try transCreateNodeIdentifier(c, arg_name);
node.semicolon_token = try appendToken(c, .Semicolon, ";");
try block_node.statements.push(&node.base);
param.name_token = try appendIdentifier(c, arg_name);
_ = try appendToken(c, .Colon, ":");
}
param_id += 1;
}
transCompoundStmtInline(rp, &block_scope.base, @ptrCast(*const ZigClangCompoundStmt, body_stmt), block_node) catch |err| switch (err) {
@ -1982,7 +1992,8 @@ fn transInitListExprArray(
const arr_type = ZigClangType_getAsArrayTypeUnsafe(ty);
const child_qt = ZigClangArrayType_getElementType(arr_type);
const init_count = ZigClangInitListExpr_getNumInits(expr);
const const_arr_ty = @ptrCast(*const ZigClangConstantArrayType, ty);
assert(ZigClangType_isConstantArrayType(@ptrCast(*const ZigClangType, arr_type)));
const const_arr_ty = @ptrCast(*const ZigClangConstantArrayType, arr_type);
const size_ap_int = ZigClangConstantArrayType_getSize(const_arr_ty);
const all_count = ZigClangAPInt_getLimitedValue(size_ap_int, math.maxInt(usize));
const leftover_count = all_count - init_count;

2318
src/all_types.hpp
View File

File diff suppressed because it is too large Load Diff

155
src/analyze.cpp
View File

@ -199,7 +199,7 @@ ScopeLoop *create_loop_scope(CodeGen *g, AstNode *node, Scope *parent) {
return scope;
}
Scope *create_runtime_scope(CodeGen *g, AstNode *node, Scope *parent, IrInstruction *is_comptime) {
Scope *create_runtime_scope(CodeGen *g, AstNode *node, Scope *parent, IrInstSrc *is_comptime) {
ScopeRuntime *scope = allocate<ScopeRuntime>(1);
scope->is_comptime = is_comptime;
init_scope(g, &scope->base, ScopeIdRuntime, node, parent);
@ -3350,7 +3350,7 @@ static void get_fully_qualified_decl_name(CodeGen *g, Buf *buf, Tld *tld, bool i
ZigFn *create_fn_raw(CodeGen *g, FnInline inline_value) {
ZigFn *fn_entry = allocate<ZigFn>(1, "ZigFn");
fn_entry->ir_executable = allocate<IrExecutable>(1, "IrExecutablePass1");
fn_entry->ir_executable = allocate<IrExecutableSrc>(1, "IrExecutableSrc");
fn_entry->prealloc_backward_branch_quota = default_backward_branch_quota;
@ -4097,7 +4097,7 @@ static void preview_use_decl(CodeGen *g, TldUsingNamespace *using_namespace, Sco
if (type_is_invalid(result->type)) {
dest_decls_scope->any_imports_failed = true;
using_namespace->base.resolution = TldResolutionInvalid;
using_namespace->using_namespace_value = g->invalid_instruction->value;
using_namespace->using_namespace_value = g->invalid_inst_gen->value;
return;
}
@ -4106,7 +4106,7 @@ static void preview_use_decl(CodeGen *g, TldUsingNamespace *using_namespace, Sco
buf_sprintf("expected struct, enum, or union; found '%s'", buf_ptr(&result->data.x_type->name)));
dest_decls_scope->any_imports_failed = true;
using_namespace->base.resolution = TldResolutionInvalid;
using_namespace->using_namespace_value = g->invalid_instruction->value;
using_namespace->using_namespace_value = g->invalid_inst_gen->value;
return;
}
}
@ -4667,12 +4667,12 @@ static void analyze_fn_async(CodeGen *g, ZigFn *fn, bool resolve_frame) {
}
for (size_t i = 0; i < fn->call_list.length; i += 1) {
IrInstructionCallGen *call = fn->call_list.at(i);
IrInstGenCall *call = fn->call_list.at(i);
if (call->fn_entry == nullptr) {
// TODO function pointer call here, could be anything
continue;
}
switch (analyze_callee_async(g, fn, call->fn_entry, call->base.source_node, must_not_be_async,
switch (analyze_callee_async(g, fn, call->fn_entry, call->base.base.source_node, must_not_be_async,
call->modifier))
{
case ErrorSemanticAnalyzeFail:
@ -4690,10 +4690,10 @@ static void analyze_fn_async(CodeGen *g, ZigFn *fn, bool resolve_frame) {
}
}
for (size_t i = 0; i < fn->await_list.length; i += 1) {
IrInstructionAwaitGen *await = fn->await_list.at(i);
IrInstGenAwait *await = fn->await_list.at(i);
// TODO If this is a noasync await, it doesn't count
// https://github.com/ziglang/zig/issues/3157
switch (analyze_callee_async(g, fn, await->target_fn, await->base.source_node, must_not_be_async,
switch (analyze_callee_async(g, fn, await->target_fn, await->base.base.source_node, must_not_be_async,
CallModifierNone))
{
case ErrorSemanticAnalyzeFail:
@ -4784,7 +4784,7 @@ static void analyze_fn_ir(CodeGen *g, ZigFn *fn, AstNode *return_type_node) {
if (g->verbose_ir) {
fprintf(stderr, "fn %s() { // (analyzed)\n", buf_ptr(&fn->symbol_name));
ir_print(g, stderr, &fn->analyzed_executable, 4, IrPassGen);
ir_print_gen(g, stderr, &fn->analyzed_executable, 4);
fprintf(stderr, "}\n");
}
fn->anal_state = FnAnalStateComplete;
@ -4827,7 +4827,7 @@ static void analyze_fn_body(CodeGen *g, ZigFn *fn_table_entry) {
fprintf(stderr, "\n");
ast_render(stderr, fn_table_entry->body_node, 4);
fprintf(stderr, "\nfn %s() { // (IR)\n", buf_ptr(&fn_table_entry->symbol_name));
ir_print(g, stderr, fn_table_entry->ir_executable, 4, IrPassSrc);
ir_print_src(g, stderr, fn_table_entry->ir_executable, 4);
fprintf(stderr, "}\n");
}
@ -6191,13 +6191,13 @@ static Error resolve_async_frame(CodeGen *g, ZigType *frame_type) {
ZigType *fn_type = get_async_fn_type(g, fn->type_entry);
if (fn->analyzed_executable.need_err_code_spill) {
IrInstructionAllocaGen *alloca_gen = allocate<IrInstructionAllocaGen>(1);
alloca_gen->base.id = IrInstructionIdAllocaGen;
alloca_gen->base.source_node = fn->proto_node;
alloca_gen->base.scope = fn->child_scope;
IrInstGenAlloca *alloca_gen = allocate<IrInstGenAlloca>(1);
alloca_gen->base.id = IrInstGenIdAlloca;
alloca_gen->base.base.source_node = fn->proto_node;
alloca_gen->base.base.scope = fn->child_scope;
alloca_gen->base.value = allocate<ZigValue>(1, "ZigValue");
alloca_gen->base.value->type = get_pointer_to_type(g, g->builtin_types.entry_global_error_set, false);
alloca_gen->base.ref_count = 1;
alloca_gen->base.base.ref_count = 1;
alloca_gen->name_hint = "";
fn->alloca_gen_list.append(alloca_gen);
fn->err_code_spill = &alloca_gen->base;
@ -6205,18 +6205,18 @@ static Error resolve_async_frame(CodeGen *g, ZigType *frame_type) {
ZigType *largest_call_frame_type = nullptr;
// Later we'll change this to be largest_call_frame_type instead of void.
IrInstruction *all_calls_alloca = ir_create_alloca(g, &fn->fndef_scope->base, fn->body_node,
IrInstGen *all_calls_alloca = ir_create_alloca(g, &fn->fndef_scope->base, fn->body_node,
fn, g->builtin_types.entry_void, "@async_call_frame");
for (size_t i = 0; i < fn->call_list.length; i += 1) {
IrInstructionCallGen *call = fn->call_list.at(i);
IrInstGenCall *call = fn->call_list.at(i);
if (call->new_stack != nullptr) {
// don't need to allocate a frame for this
continue;
}
ZigFn *callee = call->fn_entry;
if (callee == nullptr) {
add_node_error(g, call->base.source_node,
add_node_error(g, call->base.base.source_node,
buf_sprintf("function is not comptime-known; @asyncCall required"));
return ErrorSemanticAnalyzeFail;
}
@ -6226,14 +6226,14 @@ static Error resolve_async_frame(CodeGen *g, ZigType *frame_type) {
if (callee->anal_state == FnAnalStateProbing) {
ErrorMsg *msg = add_node_error(g, fn->proto_node,
buf_sprintf("unable to determine async function frame of '%s'", buf_ptr(&fn->symbol_name)));
g->trace_err = add_error_note(g, msg, call->base.source_node,
g->trace_err = add_error_note(g, msg, call->base.base.source_node,
buf_sprintf("analysis of function '%s' depends on the frame", buf_ptr(&callee->symbol_name)));
return ErrorSemanticAnalyzeFail;
}
ZigType *callee_frame_type = get_fn_frame_type(g, callee);
frame_type->data.frame.resolve_loop_type = callee_frame_type;
frame_type->data.frame.resolve_loop_src_node = call->base.source_node;
frame_type->data.frame.resolve_loop_src_node = call->base.base.source_node;
analyze_fn_body(g, callee);
if (callee->anal_state == FnAnalStateInvalid) {
@ -6249,7 +6249,7 @@ static Error resolve_async_frame(CodeGen *g, ZigType *frame_type) {
if (!fn_is_async(callee))
continue;
mark_suspension_point(call->base.scope);
mark_suspension_point(call->base.base.scope);
if ((err = type_resolve(g, callee_frame_type, ResolveStatusSizeKnown))) {
return err;
@ -6271,7 +6271,7 @@ static Error resolve_async_frame(CodeGen *g, ZigType *frame_type) {
// For example: foo() + await z
// The funtion call result of foo() must be spilled.
for (size_t i = 0; i < fn->await_list.length; i += 1) {
IrInstructionAwaitGen *await = fn->await_list.at(i);
IrInstGenAwait *await = fn->await_list.at(i);
// TODO If this is a noasync await, it doesn't suspend
// https://github.com/ziglang/zig/issues/3157
if (await->base.value->special != ConstValSpecialRuntime) {
@ -6293,52 +6293,51 @@ static Error resolve_async_frame(CodeGen *g, ZigType *frame_type) {
}
// This await is a suspend point, but it might not need a spill.
// We do need to mark the ExprScope as having a suspend point in it.
mark_suspension_point(await->base.scope);
mark_suspension_point(await->base.base.scope);
if (await->result_loc != nullptr) {
// If there's a result location, that is the spill
continue;
}
if (await->base.ref_count == 0)
if (await->base.base.ref_count == 0)
continue;
if (!type_has_bits(await->base.value->type))
continue;
await->result_loc = ir_create_alloca(g, await->base.scope, await->base.source_node, fn,
await->result_loc = ir_create_alloca(g, await->base.base.scope, await->base.base.source_node, fn,
await->base.value->type, "");
}
for (size_t block_i = 0; block_i < fn->analyzed_executable.basic_block_list.length; block_i += 1) {
IrBasicBlock *block = fn->analyzed_executable.basic_block_list.at(block_i);
IrBasicBlockGen *block = fn->analyzed_executable.basic_block_list.at(block_i);
for (size_t instr_i = 0; instr_i < block->instruction_list.length; instr_i += 1) {
IrInstruction *instruction = block->instruction_list.at(instr_i);
if (instruction->id == IrInstructionIdSuspendFinish) {
mark_suspension_point(instruction->scope);
IrInstGen *instruction = block->instruction_list.at(instr_i);
if (instruction->id == IrInstGenIdSuspendFinish) {
mark_suspension_point(instruction->base.scope);
}
}
}
// Now that we've marked all the expr scopes that have to spill, we go over the instructions
// and spill the relevant ones.
for (size_t block_i = 0; block_i < fn->analyzed_executable.basic_block_list.length; block_i += 1) {
IrBasicBlock *block = fn->analyzed_executable.basic_block_list.at(block_i);
IrBasicBlockGen *block = fn->analyzed_executable.basic_block_list.at(block_i);
for (size_t instr_i = 0; instr_i < block->instruction_list.length; instr_i += 1) {
IrInstruction *instruction = block->instruction_list.at(instr_i);
if (instruction->id == IrInstructionIdAwaitGen ||
instruction->id == IrInstructionIdVarPtr ||
instruction->id == IrInstructionIdDeclRef ||
instruction->id == IrInstructionIdAllocaGen)
IrInstGen *instruction = block->instruction_list.at(instr_i);
if (instruction->id == IrInstGenIdAwait ||
instruction->id == IrInstGenIdVarPtr ||
instruction->id == IrInstGenIdAlloca)
{
// This instruction does its own spilling specially, or otherwise doesn't need it.
continue;
}
if (instruction->value->special != ConstValSpecialRuntime)
continue;
if (instruction->ref_count == 0)
if (instruction->base.ref_count == 0)
continue;
if ((err = type_resolve(g, instruction->value->type, ResolveStatusZeroBitsKnown)))
return ErrorSemanticAnalyzeFail;
if (!type_has_bits(instruction->value->type))
continue;
if (scope_needs_spill(instruction->scope)) {
instruction->spill = ir_create_alloca(g, instruction->scope, instruction->source_node,
if (scope_needs_spill(instruction->base.scope)) {
instruction->spill = ir_create_alloca(g, instruction->base.scope, instruction->base.source_node,
fn, instruction->value->type, "");
}
}
@ -6389,14 +6388,14 @@ static Error resolve_async_frame(CodeGen *g, ZigType *frame_type) {
}
for (size_t alloca_i = 0; alloca_i < fn->alloca_gen_list.length; alloca_i += 1) {
IrInstructionAllocaGen *instruction = fn->alloca_gen_list.at(alloca_i);
IrInstGenAlloca *instruction = fn->alloca_gen_list.at(alloca_i);
instruction->field_index = SIZE_MAX;
ZigType *ptr_type = instruction->base.value->type;
assert(ptr_type->id == ZigTypeIdPointer);
ZigType *child_type = ptr_type->data.pointer.child_type;
if (!type_has_bits(child_type))
continue;
if (instruction->base.ref_count == 0)
if (instruction->base.base.ref_count == 0)
continue;
if (instruction->base.value->special != ConstValSpecialRuntime) {
if (const_ptr_pointee(nullptr, g, instruction->base.value, nullptr)->special !=
@ -6407,7 +6406,7 @@ static Error resolve_async_frame(CodeGen *g, ZigType *frame_type) {
}
frame_type->data.frame.resolve_loop_type = child_type;
frame_type->data.frame.resolve_loop_src_node = instruction->base.source_node;
frame_type->data.frame.resolve_loop_src_node = instruction->base.base.source_node;
if ((err = type_resolve(g, child_type, ResolveStatusSizeKnown))) {
return err;
}
@ -6421,7 +6420,7 @@ static Error resolve_async_frame(CodeGen *g, ZigType *frame_type) {
instruction->field_index = fields.length;
src_assert(child_type->id != ZigTypeIdPointer || child_type->data.pointer.inferred_struct_field == nullptr,
instruction->base.source_node);
instruction->base.base.source_node);
fields.append({name, child_type, instruction->align});
}
@ -6554,8 +6553,10 @@ bool ir_get_var_is_comptime(ZigVar *var) {
// As an optimization, is_comptime values which are constant are allowed
// to be omitted from analysis. In this case, there is no child instruction
// and we simply look at the unanalyzed const parent instruction.
assert(var->is_comptime->value->type->id == ZigTypeIdBool);
var->is_comptime_memoized_value = var->is_comptime->value->data.x_bool;
assert(var->is_comptime->id == IrInstSrcIdConst);
IrInstSrcConst *const_inst = reinterpret_cast<IrInstSrcConst *>(var->is_comptime);
assert(const_inst->value->type->id == ZigTypeIdBool);
var->is_comptime_memoized_value = const_inst->value->data.x_bool;
var->is_comptime = nullptr;
return var->is_comptime_memoized_value;
}
@ -9193,21 +9194,6 @@ void src_assert(bool ok, AstNode *source_node) {
stage2_panic(msg, strlen(msg));
}
IrInstruction *ir_create_alloca(CodeGen *g, Scope *scope, AstNode *source_node, ZigFn *fn,
ZigType *var_type, const char *name_hint)
{
IrInstructionAllocaGen *alloca_gen = allocate<IrInstructionAllocaGen>(1);
alloca_gen->base.id = IrInstructionIdAllocaGen;
alloca_gen->base.source_node = source_node;
alloca_gen->base.scope = scope;
alloca_gen->base.value = allocate<ZigValue>(1, "ZigValue");
alloca_gen->base.value->type = get_pointer_to_type(g, var_type, false);
alloca_gen->base.ref_count = 1;
alloca_gen->name_hint = name_hint;
fn->alloca_gen_list.append(alloca_gen);
return &alloca_gen->base;
}
Error analyze_import(CodeGen *g, ZigType *source_import, Buf *import_target_str,
ZigType **out_import, Buf **out_import_target_path, Buf *out_full_path)
{
@ -9268,8 +9254,17 @@ Error analyze_import(CodeGen *g, ZigType *source_import, Buf *import_target_str,
}
void IrExecutable::src() {
IrExecutable *it;
void IrExecutableSrc::src() {
if (this->source_node != nullptr) {
this->source_node->src();
}
if (this->parent_exec != nullptr) {
this->parent_exec->src();
}
}
void IrExecutableGen::src() {
IrExecutableGen *it;
for (it = this; it != nullptr && it->source_node != nullptr; it = it->parent_exec) {
it->source_node->src();
}
@ -9357,3 +9352,41 @@ bool type_is_numeric(ZigType *ty) {
}
zig_unreachable();
}
// float ops that take a single argument
//TODO Powi, Pow, minnum, maxnum, maximum, minimum, copysign, lround, llround, lrint, llrint
const char *float_op_to_name(BuiltinFnId op) {
switch (op) {
case BuiltinFnIdSqrt:
return "sqrt";
case BuiltinFnIdSin:
return "sin";
case BuiltinFnIdCos:
return "cos";
case BuiltinFnIdExp:
return "exp";
case BuiltinFnIdExp2:
return "exp2";
case BuiltinFnIdLog:
return "log";
case BuiltinFnIdLog10:
return "log10";
case BuiltinFnIdLog2:
return "log2";
case BuiltinFnIdFabs:
return "fabs";
case BuiltinFnIdFloor:
return "floor";
case BuiltinFnIdCeil:
return "ceil";
case BuiltinFnIdTrunc:
return "trunc";
case BuiltinFnIdNearbyInt:
return "nearbyint";
case BuiltinFnIdRound:
return "round";
default:
zig_unreachable();
}
}

5
src/analyze.hpp
View File

@ -120,7 +120,7 @@ ScopeLoop *create_loop_scope(CodeGen *g, AstNode *node, Scope *parent);
ScopeSuspend *create_suspend_scope(CodeGen *g, AstNode *node, Scope *parent);
ScopeFnDef *create_fndef_scope(CodeGen *g, AstNode *node, Scope *parent, ZigFn *fn_entry);
Scope *create_comptime_scope(CodeGen *g, AstNode *node, Scope *parent);
Scope *create_runtime_scope(CodeGen *g, AstNode *node, Scope *parent, IrInstruction *is_comptime);
Scope *create_runtime_scope(CodeGen *g, AstNode *node, Scope *parent, IrInstSrc *is_comptime);
Scope *create_typeof_scope(CodeGen *g, AstNode *node, Scope *parent);
ScopeExpr *create_expr_scope(CodeGen *g, AstNode *node, Scope *parent);
@ -271,8 +271,6 @@ ZigType *resolve_struct_field_type(CodeGen *g, TypeStructField *struct_field);
void add_async_error_notes(CodeGen *g, ErrorMsg *msg, ZigFn *fn);
IrInstruction *ir_create_alloca(CodeGen *g, Scope *scope, AstNode *source_node, ZigFn *fn,
ZigType *var_type, const char *name_hint);
Error analyze_import(CodeGen *codegen, ZigType *source_import, Buf *import_target_str,
ZigType **out_import, Buf **out_import_target_path, Buf *out_full_path);
ZigValue *get_the_one_possible_value(CodeGen *g, ZigType *type_entry);
@ -281,4 +279,5 @@ void copy_const_val(ZigValue *dest, ZigValue *src);
bool type_has_optional_repr(ZigType *ty);
bool is_opt_err_set(ZigType *ty);
bool type_is_numeric(ZigType *ty);
const char *float_op_to_name(BuiltinFnId op);
#endif

893
src/codegen.cpp
View File

File diff suppressed because it is too large Load Diff

13735
src/ir.cpp
View File

File diff suppressed because it is too large Load Diff

20
src/ir.hpp
View File

@ -10,33 +10,33 @@
#include "all_types.hpp"
enum IrPass {
IrPassSrc,
IrPassGen,
};
bool ir_gen(CodeGen *g, AstNode *node, Scope *scope, IrExecutable *ir_executable);
bool ir_gen(CodeGen *g, AstNode *node, Scope *scope, IrExecutableSrc *ir_executable);
bool ir_gen_fn(CodeGen *g, ZigFn *fn_entry);
IrInstGen *ir_create_alloca(CodeGen *g, Scope *scope, AstNode *source_node, ZigFn *fn,
ZigType *var_type, const char *name_hint);
ZigValue *ir_eval_const_value(CodeGen *codegen, Scope *scope, AstNode *node,
ZigType *expected_type, size_t *backward_branch_count, size_t *backward_branch_quota,
ZigFn *fn_entry, Buf *c_import_buf, AstNode *source_node, Buf *exec_name,
IrExecutable *parent_exec, AstNode *expected_type_source_node, UndefAllowed undef);
IrExecutableGen *parent_exec, AstNode *expected_type_source_node, UndefAllowed undef);
Error ir_resolve_lazy(CodeGen *codegen, AstNode *source_node, ZigValue *val);
ZigType *ir_analyze(CodeGen *g, IrExecutable *old_executable, IrExecutable *new_executable,
ZigType *ir_analyze(CodeGen *g, IrExecutableSrc *old_executable, IrExecutableGen *new_executable,
ZigType *expected_type, AstNode *expected_type_source_node);
bool ir_has_side_effects(IrInstruction *instruction);
bool ir_inst_gen_has_side_effects(IrInstGen *inst);
bool ir_inst_src_has_side_effects(IrInstSrc *inst);
struct IrAnalyze;
ZigValue *const_ptr_pointee(IrAnalyze *ira, CodeGen *codegen, ZigValue *const_val,
AstNode *source_node);
const char *float_op_to_name(BuiltinFnId op);
// for debugging purposes
void dbg_ir_break(const char *src_file, uint32_t line);
void dbg_ir_clear(void);
void destroy_instruction_gen(IrInstGen *inst);
#endif

3389
src/ir_print.cpp
View File

File diff suppressed because it is too large Load Diff

13
src/ir_print.hpp
View File

@ -12,11 +12,14 @@
#include <stdio.h>
void ir_print(CodeGen *codegen, FILE *f, IrExecutable *executable, int indent_size, IrPass pass);
void ir_print_instruction(CodeGen *codegen, FILE *f, IrInstruction *instruction, int indent_size, IrPass pass);
void ir_print_const_expr(CodeGen *codegen, FILE *f, ZigValue *value, int indent_size, IrPass pass);
void ir_print_basic_block(CodeGen *codegen, FILE *f, IrBasicBlock *bb, int indent_size, IrPass pass);
void ir_print_src(CodeGen *codegen, FILE *f, IrExecutableSrc *executable, int indent_size);
void ir_print_gen(CodeGen *codegen, FILE *f, IrExecutableGen *executable, int indent_size);
void ir_print_inst_src(CodeGen *codegen, FILE *f, IrInstSrc *inst, int indent_size);
void ir_print_inst_gen(CodeGen *codegen, FILE *f, IrInstGen *inst, int indent_size);
void ir_print_basic_block_src(CodeGen *codegen, FILE *f, IrBasicBlockSrc *bb, int indent_size);
void ir_print_basic_block_gen(CodeGen *codegen, FILE *f, IrBasicBlockGen *bb, int indent_size);
const char* ir_instruction_type_str(IrInstructionId id);
const char* ir_inst_src_type_str(IrInstSrcId id);
const char* ir_inst_gen_type_str(IrInstGenId id);
#endif

10
src/main.cpp
View File

@ -144,15 +144,15 @@ static int print_libc_usage(const char *arg0, FILE *file, int return_code) {
"You can save this into a file and then edit the paths to create a cross\n"
"compilation libc kit. Then you can pass `--libc [file]` for Zig to use it.\n"
"\n"
"When compiling natively and no `--libc` argument provided, Zig automatically\n"
"creates zig-cache/native_libc.txt so that it does not have to detect libc\n"
"on every invocation. You can remove this file to have Zig re-detect the\n"
"native libc.\n"
"When compiling natively and no `--libc` argument provided, Zig will create\n"
"`%s/native_libc.txt`\n"
"so that it does not have to detect libc on every invocation. You can remove\n"
"this file to have Zig re-detect the native libc.\n"
"\n\n"
"Usage: %s libc [file]\n"
"\n"
"Parse a libc installation text file and validate it.\n"
, arg0, arg0);
, arg0, buf_ptr(get_global_cache_dir()), arg0);
return return_code;
}

2
src/parser.cpp
View File

@ -147,7 +147,7 @@ static void ast_invalid_token_error(ParseContext *pc, Token *token) {
}
static AstNode *ast_create_node_no_line_info(ParseContext *pc, NodeType type) {
AstNode *node = allocate<AstNode>(1);
AstNode *node = allocate<AstNode>(1, "AstNode");
node->type = type;
node->owner = pc->owner;
return node;

9
src/zig_clang.cpp
View File

@ -1625,6 +1625,10 @@ unsigned ZigClangFunctionDecl_getAlignedAttribute(const struct ZigClangFunctionD
return 0;
}
ZigClangQualType ZigClangParmVarDecl_getOriginalType(const struct ZigClangParmVarDecl *self) {
return bitcast(reinterpret_cast<const clang::ParmVarDecl *>(self)->getOriginalType());
}
const ZigClangRecordDecl *ZigClangRecordDecl_getDefinition(const ZigClangRecordDecl *zig_record_decl) {
const clang::RecordDecl *record_decl = reinterpret_cast<const clang::RecordDecl *>(zig_record_decl);
const clang::RecordDecl *definition = record_decl->getDefinition();
@ -1877,6 +1881,11 @@ bool ZigClangType_isRecordType(const ZigClangType *self) {
return casted->isRecordType();
}
bool ZigClangType_isConstantArrayType(const ZigClangType *self) {
auto casted = reinterpret_cast<const clang::Type *>(self);
return casted->isConstantArrayType();
}
const char *ZigClangType_getTypeClassName(const ZigClangType *self) {
auto casted = reinterpret_cast<const clang::Type *>(self);
return casted->getTypeClassName();

3
src/zig_clang.h
View File

@ -866,6 +866,8 @@ ZIG_EXTERN_C const char* ZigClangVarDecl_getSectionAttribute(const struct ZigCla
ZIG_EXTERN_C unsigned ZigClangVarDecl_getAlignedAttribute(const struct ZigClangVarDecl *self, const ZigClangASTContext* ctx);
ZIG_EXTERN_C unsigned ZigClangFunctionDecl_getAlignedAttribute(const struct ZigClangFunctionDecl *self, const ZigClangASTContext* ctx);
ZIG_EXTERN_C struct ZigClangQualType ZigClangParmVarDecl_getOriginalType(const struct ZigClangParmVarDecl *self);
ZIG_EXTERN_C bool ZigClangRecordDecl_getPackedAttribute(const struct ZigClangRecordDecl *);
ZIG_EXTERN_C const struct ZigClangRecordDecl *ZigClangRecordDecl_getDefinition(const struct ZigClangRecordDecl *);
ZIG_EXTERN_C const struct ZigClangEnumDecl *ZigClangEnumDecl_getDefinition(const struct ZigClangEnumDecl *);
@ -945,6 +947,7 @@ ZIG_EXTERN_C bool ZigClangType_isBooleanType(const struct ZigClangType *self);
ZIG_EXTERN_C bool ZigClangType_isVoidType(const struct ZigClangType *self);
ZIG_EXTERN_C bool ZigClangType_isArrayType(const struct ZigClangType *self);
ZIG_EXTERN_C bool ZigClangType_isRecordType(const struct ZigClangType *self);
ZIG_EXTERN_C bool ZigClangType_isConstantArrayType(const ZigClangType *self);
ZIG_EXTERN_C const char *ZigClangType_getTypeClassName(const struct ZigClangType *self);
ZIG_EXTERN_C const struct ZigClangArrayType *ZigClangType_getAsArrayTypeUnsafe(const struct ZigClangType *self);
ZIG_EXTERN_C const ZigClangRecordType *ZigClangType_getAsRecordType(const ZigClangType *self);

98
test/stack_traces.zig
View File

@ -51,11 +51,15 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in main (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\
,
// release-safe
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in std.start.main (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\
,
// release-fast
@ -74,13 +78,21 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in foo (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in main (test)
\\ try foo();
\\ ^
\\
,
// release-safe
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in std.start.main (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in std.start.main (test)
\\ try foo();
\\ ^
\\
,
// release-fast
@ -99,17 +111,33 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:12:5: [address] in make_error (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in bar (test)
\\ return make_error();
\\ ^
\\source.zig:4:5: [address] in foo (test)
\\ try bar();
\\ ^
\\source.zig:16:5: [address] in main (test)
\\ try foo();
\\ ^
\\
,
// release-safe
\\error: TheSkyIsFalling
\\source.zig:12:5: [address] in std.start.main (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in std.start.main (test)
\\ return make_error();
\\ ^
\\source.zig:4:5: [address] in std.start.main (test)
\\ try bar();
\\ ^
\\source.zig:16:5: [address] in std.start.main (test)
\\ try foo();
\\ ^
\\
,
// release-fast
@ -130,11 +158,15 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in main (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\
,
// release-safe
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in std.start.posixCallMainAndExit (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\
,
// release-fast
@ -153,13 +185,21 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in foo (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in main (test)
\\ try foo();
\\ ^
\\
,
// release-safe
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in std.start.posixCallMainAndExit (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in std.start.posixCallMainAndExit (test)
\\ try foo();
\\ ^
\\
,
// release-fast
@ -178,17 +218,33 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:12:5: [address] in make_error (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in bar (test)
\\ return make_error();
\\ ^
\\source.zig:4:5: [address] in foo (test)
\\ try bar();
\\ ^
\\source.zig:16:5: [address] in main (test)
\\ try foo();
\\ ^
\\
,
// release-safe
\\error: TheSkyIsFalling
\\source.zig:12:5: [address] in std.start.posixCallMainAndExit (test)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in std.start.posixCallMainAndExit (test)
\\ return make_error();
\\ ^
\\source.zig:4:5: [address] in std.start.posixCallMainAndExit (test)
\\ try bar();
\\ ^
\\source.zig:16:5: [address] in std.start.posixCallMainAndExit (test)
\\ try foo();
\\ ^
\\
,
// release-fast
@ -209,11 +265,15 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in _main.0 (test.o)
\\ return error.TheSkyIsFalling;
\\ ^
\\
,
// release-safe
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in _main (test.o)
\\ return error.TheSkyIsFalling;
\\ ^
\\
,
// release-fast
@ -232,13 +292,21 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in _foo (test.o)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in _main.0 (test.o)
\\ try foo();
\\ ^
\\
,
// release-safe
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in _main (test.o)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in _main (test.o)
\\ try foo();
\\ ^
\\
,
// release-fast
@ -257,17 +325,33 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:12:5: [address] in _make_error (test.o)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in _bar (test.o)
\\ return make_error();
\\ ^
\\source.zig:4:5: [address] in _foo (test.o)
\\ try bar();
\\ ^
\\source.zig:16:5: [address] in _main.0 (test.o)
\\ try foo();
\\ ^
\\
,
// release-safe
\\error: TheSkyIsFalling
\\source.zig:12:5: [address] in _main (test.o)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in _main (test.o)
\\ return make_error();
\\ ^
\\source.zig:4:5: [address] in _main (test.o)
\\ try bar();
\\ ^
\\source.zig:16:5: [address] in _main (test.o)
\\ try foo();
\\ ^
\\
,
// release-fast
@ -288,6 +372,8 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in main (test.obj)
\\ return error.TheSkyIsFalling;
\\ ^
\\
,
// release-safe
@ -309,7 +395,11 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:4:5: [address] in foo (test.obj)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in main (test.obj)
\\ try foo();
\\ ^
\\
,
// release-safe
@ -331,9 +421,17 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
// debug
\\error: TheSkyIsFalling
\\source.zig:12:5: [address] in make_error (test.obj)
\\ return error.TheSkyIsFalling;
\\ ^
\\source.zig:8:5: [address] in bar (test.obj)
\\ return make_error();
\\ ^
\\source.zig:4:5: [address] in foo (test.obj)
\\ try bar();
\\ ^
\\source.zig:16:5: [address] in main (test.obj)
\\ try foo();
\\ ^
\\
,
// release-safe

37
test/translate_c.zig
View File

@ -3,6 +3,31 @@ const builtin = @import("builtin");
const Target = @import("std").Target;
pub fn addCases(cases: *tests.TranslateCContext) void {
cases.add("array initializer w/ typedef",
\\typedef unsigned char uuid_t[16];
\\static const uuid_t UUID_NULL __attribute__ ((unused)) = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
, &[_][]const u8{
\\pub const uuid_t = [16]u8;
\\pub const UUID_NULL: uuid_t = .{
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\ @bitCast(u8, @truncate(i8, @as(c_int, 0))),
\\};
});
cases.add("empty declaration",
\\;
, &[_][]const u8{""});
@ -2606,4 +2631,16 @@ pub fn addCases(cases: *tests.TranslateCContext) void {
\\ return foo((@intCast(c_int, @bitCast(i1, @intCast(u1, @boolToInt(c)))) != @intCast(c_int, @bitCast(i1, @intCast(u1, @boolToInt(b))))));
\\}
});
cases.add("Don't make const parameters mutable",
\\int max(const int x, int y) {
\\ return (x > y) ? x : y;
\\}
, &[_][]const u8{
\\pub export fn max(x: c_int, arg_y: c_int) c_int {
\\ var y = arg_y;
\\ return if (x > y) x else y;
\\}
});
}