C ABI implementation

This commit is contained in:
David Gonzalez Martin 2024-06-15 20:57:58 -05:00
parent 4c6bc6cf8a
commit 5c6b050a94
7 changed files with 3964 additions and 697 deletions

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@ -76,6 +76,8 @@ pub const LLVM = struct {
nounwind: *Attribute,
inreg: *Attribute,
@"noalias": *Attribute,
zero_extend: *Attribute,
sign_extend: *Attribute,
};
pub const Linkage = enum(c_uint) {
@ -2417,6 +2419,8 @@ pub fn codegen(unit: *Compilation.Unit, context: *const Compilation.Context) !vo
.nounwind = llvm_context.getAttributeFromEnum(.NoUnwind, 0),
.inreg = llvm_context.getAttributeFromEnum(.InReg, 0),
.@"noalias" = llvm_context.getAttributeFromEnum(.NoAlias, 0),
.sign_extend = llvm_context.getAttributeFromEnum(.SExt, 0),
.zero_extend = llvm_context.getAttributeFromEnum(.ZExt, 0),
},
.debug_info_file_map = try PinnedHashMap(Compilation.Debug.File.Index, *LLVM.DebugInfo.File).init(std.mem.page_size),
.debug_type_map = try PinnedHashMap(Compilation.Type.Index, *LLVM.DebugInfo.Type).init(std.mem.page_size),

File diff suppressed because it is too large Load Diff

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@ -30,7 +30,7 @@ pub fn build(b: *std.Build) !void {
const use_editor = b.option(bool, "editor", "Use the GUI editor to play around the programming language") orelse (!is_ci and enable_editor);
const use_debug = b.option(bool, "use_debug", "This option enables the LLVM debug build in the development PC") orelse false;
const sanitize = b.option(bool, "sanitize", "This option enables sanitizers for the compiler") orelse false;
const sleep_on_thread_hot_loops = b.option(bool, "sleep_on_thread_hot_loops", "This option enables sleep calls on hot threaded loops") orelse false;
const sleep_on_thread_hot_loops = b.option(bool, "sleep", "This option enables sleep calls on hot threaded loops") orelse false;
const static = b.option(bool, "static", "This option enables the compiler to be built statically") orelse switch (@import("builtin").os.tag) {
else => use_debug,
.windows => true,

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@ -634,7 +634,11 @@ fn c_abi_tests(allocator: Allocator) !void {
const run = try compiler_run(allocator, .{
.test_name = "c_abi",
.repetitions = 1,
.extra_arguments = &.{},
.extra_arguments = &.{
"-c_source_files_start",
"test/build/c-abi/c.c",
"-c_source_files_end",
},
.source_file_path = "retest/c_abi/main.nat",
.compiler_path = bootstrap_relative_path,
.is_test = false,

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@ -1,4 +1,481 @@
struct Struct_u64_u64 {
a: u64,
b: u64,
}
struct BigStruct {
a: u64,
b: u64,
c: u64,
d: u64,
e: u8,
}
bitfield(u8) SmallPackedStruct {
a: u2,
b: u2,
c: u2,
d: u2,
}
struct SmallStructInts{
a: u8,
b: u8,
c: u8,
d: u8,
}
struct SplitStructInt {
a: u64,
b: u8,
c: u32,
}
struct MedStructInts {
x: s32,
y: s32,
z: s32,
}
struct Rect {
left: u32,
right: u32,
top: u32,
bottom: u32,
}
struct StructWithArray {
a: s32,
padding: [4]u8,
b: s64,
}
struct ByRef {
val: s32,
arr: [15]s32,
}
struct ByValOrigin {
x: u64,
y: u64,
z: u64,
}
struct ByValSize{
width: u64,
height: u64,
depth: u64,
}
struct ByVal {
origin: ByValOrigin,
size: ByValSize,
}
fn[cc(.c)] run_c_tests[extern]() void;
fn[cc(.c)] c_u8[extern](x: u8) void;
fn[cc(.c)] c_u16[extern](x: u16) void;
fn[cc(.c)] c_u32[extern](x: u32) void;
fn[cc(.c)] c_u64[extern](x: u64) void;
fn[cc(.c)] c_s8[extern](x: s8) void;
fn[cc(.c)] c_s16[extern](x: s16) void;
fn[cc(.c)] c_s32[extern](x: s32) void;
fn[cc(.c)] c_s64[extern](x: s64) void;
fn[cc(.c)] c_bool[extern](x: u8) void;
fn[cc(.c)] c_five_integers[extern](a: s32, b: s32, c: s32, d: s32, e: s32) void;
fn[cc(.c)] c_ret_struct_u64_u64[extern]() Struct_u64_u64;
fn[cc(.c)] c_struct_u64_u64_0 [extern] (a: Struct_u64_u64) void;
fn[cc(.c)] c_struct_u64_u64_1 [extern] (a: u64, b: Struct_u64_u64) void;
fn[cc(.c)] c_struct_u64_u64_2 [extern] (a: u64, b: u64, c: Struct_u64_u64) void;
fn[cc(.c)] c_struct_u64_u64_3 [extern] (a: u64, b: u64, c: u64, d: Struct_u64_u64) void;
fn[cc(.c)] c_struct_u64_u64_4 [extern] (a: u64, b: u64, c: u64, d: u64, e: Struct_u64_u64) void;
fn[cc(.c)] c_struct_u64_u64_5 [extern] (a: u64, b: u64, c: u64, d: u64, e: u64, f: Struct_u64_u64) void;
fn[cc(.c)] c_struct_u64_u64_6 [extern] (a: u64, b: u64, c: u64, d: u64, e: u64, f: u64, g: Struct_u64_u64) void;
fn[cc(.c)] c_struct_u64_u64_7 [extern] (a: u64, b: u64, c: u64, d: u64, e: u64, f: u64, g: u64, h: Struct_u64_u64) void;
fn[cc(.c)] c_struct_u64_u64_8 [extern] (a: u64, b: u64, c: u64, d: u64, e: u64, f: u64, g: u64, h: u64, i: Struct_u64_u64) void;
fn [cc(.c)] c_big_struct[extern](x: BigStruct) void;
fn [cc(.c)] c_small_struct_ints[extern](x: SmallStructInts) void;
fn [cc(.c)] c_ret_small_struct_ints[extern]() SmallStructInts;
fn [cc(.c)] c_med_struct_ints[extern](x: MedStructInts) void;
fn [cc(.c)] c_ret_med_struct_ints[extern]() MedStructInts;
fn [cc(.c)] c_small_packed_struct[extern](x: SmallPackedStruct) void;
fn [cc(.c)] c_ret_small_packed_struct[extern]() SmallPackedStruct;
fn [cc(.c)] c_split_struct_ints[extern](x: SplitStructInt) void;
fn [cc(.c)] c_big_struct_both[extern](x: BigStruct) BigStruct;
fn [cc(.c)] c_multiple_struct_ints[extern](a: Rect, b: Rect) void;
fn [cc(.c)] c_ret_bool[extern]() u8;
fn [cc(.c)] c_ret_u8[extern]() u8;
fn [cc(.c)] c_ret_u16[extern]() u16;
fn [cc(.c)] c_ret_u32[extern]() u32;
fn [cc(.c)] c_ret_u64[extern]() u64;
fn [cc(.c)] c_ret_s8[extern]() s8;
fn [cc(.c)] c_ret_s16[extern]() s16;
fn [cc(.c)] c_ret_s32[extern]() s32;
fn [cc(.c)] c_ret_s64[extern]() s64;
fn [cc(.c)] c_struct_with_array[extern](x: StructWithArray) void;
fn [cc(.c)] c_ret_struct_with_array[extern]() StructWithArray;
fn [cc(.c)] c_modify_by_ref_param[extern](x: ByRef) ByRef;
fn [cc(.c)] c_func_ptr_byval[extern] (a: u64, b: u64, c: ByVal, d: u64, e: u64, f: u64) void;
fn[cc(.c)] main[export]() s32
{
run_c_tests();
c_u8(0xff);
c_u16(0xfffe);
c_u32(0xfffffffd);
c_u64(0xfffffffffffffffc);
//if (has_i128) {
// c_struct_u128({ .value = 0xfffffffffffffffc, });
//}
c_s8(-1);
c_s16(-2);
c_s32(-3);
c_s64(-4);
//if (has_i128) {
// c_struct_i128({ .value = -6, });
//}
c_bool(1);
c_five_integers(12, 34, 56, 78, 90);
>s = c_ret_struct_u64_u64();
#require(s.a == 21);
#require(s.b == 22);
c_struct_u64_u64_0({ .a = 23, .b = 24, });
c_struct_u64_u64_1(0, { .a = 25, .b = 26, });
c_struct_u64_u64_2(0, 1, { .a = 27, .b = 28, });
c_struct_u64_u64_3(0, 1, 2, { .a = 29, .b = 30, });
c_struct_u64_u64_4(0, 1, 2, 3, { .a = 31, .b = 32, });
c_struct_u64_u64_5(0, 1, 2, 3, 4, { .a = 33, .b = 34, });
c_struct_u64_u64_6(0, 1, 2, 3, 4, 5, { .a = 35, .b = 36, });
c_struct_u64_u64_7(0, 1, 2, 3, 4, 5, 6, { .a = 37, .b = 38, });
c_struct_u64_u64_8(0, 1, 2, 3, 4, 5, 6, 7, { .a = 39, .b = 40, });
>big_struct: BigStruct = {
.a = 1,
.b = 2,
.c = 3,
.d = 4,
.e = 5,
};
c_big_struct(big_struct);
>small: SmallStructInts = {
.a = 1,
.b = 2,
.c = 3,
.d = 4,
};
c_small_struct_ints(small);
>small2 = c_ret_small_struct_ints();
#require(small2.a == 1);
#require(small2.b == 2);
#require(small2.c == 3);
#require(small2.d == 4);
>med: MedStructInts = {
.x = 1,
.y = 2,
.z = 3,
};
c_med_struct_ints(med);
>med2 = c_ret_med_struct_ints();
#require(med2.x == 1);
#require(med2.y == 2);
#require(med2.z == 3);
>p: SmallPackedStruct = { .a = 0, .b = 1, .c = 2, .d = 3, };
c_small_packed_struct(p);
>p2 = c_ret_small_packed_struct();
#require(p2.a == 0);
#require(p2.b == 1);
#require(p2.c == 2);
#require(p2.d == 3);
>split: SplitStructInt = {
.a = 1234,
.b = 100,
.c = 1337,
};
c_split_struct_ints(split);
> big: BigStruct = {
.a = 1,
.b = 2,
.c = 3,
.d = 4,
.e = 5,
};
>big2 = c_big_struct_both(big);
#require(big2.a == 10);
#require(big2.b == 11);
#require(big2.c == 12);
#require(big2.d == 13);
#require(big2.e == 14);
>r1: Rect = {
.left = 1,
.right = 21,
.top = 16,
.bottom = 4,
};
>r2: Rect = {
.left = 178,
.right = 189,
.top = 21,
.bottom = 15,
};
c_multiple_struct_ints(r1, r2);
#require(c_ret_bool() == 1);
#require(c_ret_u8() == 0xff);
#require(c_ret_u16() == 0xffff);
#require(c_ret_u32() == 0xffffffff);
#require(c_ret_u64() == 0xffffffffffffffff);
#require(c_ret_s8() == -1);
#require(c_ret_s16() == -1);
#require(c_ret_s32() == -1);
#require(c_ret_s64() == -1);
c_struct_with_array({ .a = 1, .padding = undefined, .b = 2, });
>x = c_ret_struct_with_array();
#require(x.a == 4);
#require(x.b == 155);
>res = c_modify_by_ref_param({ .val = 1, .arr = undefined, });
#require(res.val == 42);
>function_pointer = c_func_ptr_byval&;
function_pointer(1, 2, { .origin = { .x = 9, .y = 10, .z = 11, }, .size = { .width = 12, .height = 13, .depth = 14, }, }, 3, 4, 5);
return 0;
}
fn[cc(.c)] nat_u8[export] (x: u8) void {
#require(x == 0xff);
}
fn[cc(.c)] nat_u16 [export] (x: u16) void {
#require(x == 0xfffe);
}
fn[cc(.c)] nat_u32 [export] (x: u32) void {
#require(x == 0xfffffffd);
}
fn[cc(.c)] nat_u64 [export] (x: u64) void {
#require(x == 0xfffffffffffffffc);
}
fn[cc(.c)] nat_s8 [export] (x: s8) void {
#require(x == -1);
}
fn[cc(.c)] nat_s16 [export] (x: s16) void {
#require(x == -2);
}
fn[cc(.c)] nat_s32 [export] (x: s32) void {
#require(x == -3);
}
fn[cc(.c)] nat_s64 [export] (x: s64) void {
#require(x == -4);
}
fn[cc(.c)] nat_ptr [export] (x: *u8) void {
#require(#int_from_pointer(x) == 0xdeadbeef);
}
fn[cc(.c)] nat_five_integers [export] (a: s32, b: s32, c: s32, d: s32, e: s32) void {
#require(a == 12);
#require(b == 34);
#require(c == 56);
#require(d == 78);
#require(e == 90);
}
fn[cc(.c)] nat_bool [export] (x: u8) void {
#require(x);
}
fn[cc(.c)] nat_ret_struct_u64_u64 [export] () Struct_u64_u64 {
return { .a = 1, .b = 2, };
}
fn[cc(.c)] nat_struct_u64_u64_0 [export] (s: Struct_u64_u64) void {
#require(s.a == 3);
#require(s.b == 4);
}
fn[cc(.c)] nat_struct_u64_u64_1 [export] (_: u64, s: Struct_u64_u64) void {
#require(s.a == 5);
#require(s.b == 6);
}
fn[cc(.c)] nat_struct_u64_u64_2 [export] (_: u64, _: u64, s: Struct_u64_u64) void {
#require(s.a == 7);
#require(s.b == 8);
}
fn[cc(.c)] nat_struct_u64_u64_3 [export] (_: u64, _: u64, _: u64, s: Struct_u64_u64) void {
#require(s.a == 9);
#require(s.b == 10);
}
fn[cc(.c)] nat_struct_u64_u64_4 [export](_: u64, _: u64, _: u64, _: u64, s: Struct_u64_u64) void {
#require(s.a == 11);
#require(s.b == 12);
}
fn[cc(.c)] nat_struct_u64_u64_5 [export](_: u64, _: u64, _: u64, _: u64, _: u64, s: Struct_u64_u64) void {
#require(s.a == 13);
#require(s.b == 14);
}
fn[cc(.c)] nat_struct_u64_u64_6 [export](_: u64, _: u64, _: u64, _: u64, _: u64, _: u64, s: Struct_u64_u64) void {
#require(s.a == 15);
#require(s.b == 16);
}
fn[cc(.c)] nat_struct_u64_u64_7 [export](_: u64, _: u64, _: u64, _: u64, _: u64, _: u64, _: u64, s: Struct_u64_u64) void {
#require(s.a == 17);
#require(s.b == 18);
}
fn[cc(.c)] nat_struct_u64_u64_8 [export](_: u64, _: u64, _: u64, _: u64, _: u64, _: u64, _: u64, _: u64, s: Struct_u64_u64) void {
#require(s.a == 19);
#require(s.b == 20);
}
fn[cc(.c)] nat_big_struct [export] (x: BigStruct) void {
#require(x.a == 1);
#require(x.b == 2);
#require(x.c == 3);
#require(x.d == 4);
#require(x.e == 5);
}
fn[cc(.c)] nat_small_packed_struct [export] (x: SmallPackedStruct) void {
#require(x.a == 0);
#require(x.b == 1);
#require(x.c == 2);
#require(x.d == 3);
}
fn[cc(.c)] nat_split_struct_ints [export] (x: SplitStructInt) void {
#require(x.a == 1234);
#require(x.b == 100);
#require(x.c == 1337);
}
fn[cc(.c)] nat_big_struct_both [export] (x: BigStruct) BigStruct {
#require(x.a == 30);
#require(x.b == 31);
#require(x.c == 32);
#require(x.d == 33);
#require(x.e == 34);
>s: BigStruct = {
.a = 20,
.b = 21,
.c = 22,
.d = 23,
.e = 24,
};
return s;
}
fn[cc(.c)] nat_ret_bool[export] () u8 {
return 1;
}
fn[cc(.c)] nat_ret_u8[export] () u8 {
return 0xff;
}
fn[cc(.c)] nat_ret_u16[export] () u16 {
return 0xffff;
}
fn[cc(.c)] nat_ret_u32[export] () u32 {
return 0xffffffff;
}
fn[cc(.c)] nat_ret_u64[export] () u64 {
return 0xffffffffffffffff;
}
fn[cc(.c)] nat_ret_s8[export] () s8 {
return -1;
}
fn[cc(.c)] nat_ret_s16[export] () s16 {
return -1;
}
fn[cc(.c)] nat_ret_s32[export] () s32 {
return -1;
}
fn[cc(.c)] nat_ret_s64[export] () s64 {
return -1;
}
fn[cc(.c)] nat_ret_small_struct_ints[export] () SmallStructInts {
return {
.a = 1,
.b = 2,
.c = 3,
.d = 4,
};
}
fn[cc(.c)] nat_ret_med_struct_ints[export] () MedStructInts {
return {
.x = 1,
.y = 2,
.z = 3,
};
}
fn[cc(.c)] nat_multiple_struct_ints [export] (x: Rect, y: Rect) void {
#require(x.left == 1);
#require(x.right == 21);
#require(x.top == 16);
#require(x.bottom == 4);
#require(y.left == 178);
#require(y.right == 189);
#require(y.top == 21);
#require(y.bottom == 15);
}
fn [cc(.c)] nat_small_struct_ints [export] (x: SmallStructInts) void {
#require(x.a == 1);
#require(x.b == 2);
#require(x.c == 3);
#require(x.d == 4);
}
fn [cc(.c)] nat_med_struct_ints [export] (s: MedStructInts) void {
#require(s.x == 1);
#require(s.y == 2);
#require(s.z == 3);
}

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@ -1100,18 +1100,21 @@ extern "C" AttributeSet NativityLLVMContextGetAttributeSet(LLVMContext& context,
return attribute_set;
}
extern "C" void NativityLLVMFunctionSetAttributes(Function& function, LLVMContext& context, AttributeSet function_attributes, AttributeSet return_attributes, const AttributeSet* parameter_attribute_set_ptr, size_t parameter_attribute_set_count)
static AttributeList get_attribute_list(LLVMContext& context, AttributeSet function_attributes, AttributeSet return_attributes, const AttributeSet* parameter_attribute_set_ptr, size_t parameter_attribute_set_count)
{
auto parameter_attribute_sets = ArrayRef<AttributeSet>(parameter_attribute_set_ptr, parameter_attribute_set_count);
auto attribute_list = AttributeList::get(context, function_attributes, return_attributes, parameter_attribute_sets);
function.setAttributes(attribute_list);
return attribute_list;
}
extern "C" void NativityLLVMFunctionSetAttributes(Function& function, LLVMContext& context, AttributeSet function_attributes, AttributeSet return_attributes, const AttributeSet* parameter_attribute_set_ptr, size_t parameter_attribute_set_count)
{
function.setAttributes(get_attribute_list(context, function_attributes, return_attributes, parameter_attribute_set_ptr, parameter_attribute_set_count));
}
extern "C" void NativityLLVMCallSetAttributes(CallInst& call, LLVMContext& context, AttributeSet function_attributes, AttributeSet return_attributes, const AttributeSet* parameter_attribute_set_ptr, size_t parameter_attribute_set_count)
{
auto parameter_attribute_sets = ArrayRef<AttributeSet>(parameter_attribute_set_ptr, parameter_attribute_set_count);
auto attribute_list = AttributeList::get(context, function_attributes, return_attributes, parameter_attribute_sets);
call.setAttributes(attribute_list);
call.setAttributes(get_attribute_list(context, function_attributes, return_attributes, parameter_attribute_set_ptr, parameter_attribute_set_count));
}
extern "C" void NativityLLVMGlobalObjectSetAlignment(GlobalObject& global_object, uint32_t alignment)
{

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@ -2726,6 +2726,7 @@ void run_c_tests(void) {
{
assert_or_panic(nat_ret_bool() == 1);
assert_or_panic(nat_ret_u8() == 0xff);
assert_or_panic(nat_ret_u16() == 0xffff);
assert_or_panic(nat_ret_u32() == 0xffffffff);
@ -5423,35 +5424,35 @@ typedef struct {
// }
// #endif
void __attribute__((stdcall)) stdcall_scalars(char a, short b, int c, float d, double e) {
assert_or_panic(a == 1);
assert_or_panic(b == 2);
assert_or_panic(c == 3);
assert_or_panic(d == 4.0);
assert_or_panic(e == 5.0);
}
typedef struct {
short x;
short y;
} Coord2;
Coord2 __attribute__((stdcall)) stdcall_coord2(Coord2 a, Coord2 b, Coord2 c) {
assert_or_panic(a.x == 0x1111);
assert_or_panic(a.y == 0x2222);
assert_or_panic(b.x == 0x3333);
assert_or_panic(b.y == 0x4444);
assert_or_panic(c.x == 0x5555);
assert_or_panic(c.y == 0x6666);
return (Coord2){123, 456};
}
void __attribute__((stdcall)) stdcall_big_union(union BigUnion x) {
assert_or_panic(x.a.a == 1);
assert_or_panic(x.a.b == 2);
assert_or_panic(x.a.c == 3);
assert_or_panic(x.a.d == 4);
}
// void __attribute__((stdcall)) stdcall_scalars(char a, short b, int c, float d, double e) {
// assert_or_panic(a == 1);
// assert_or_panic(b == 2);
// assert_or_panic(c == 3);
// assert_or_panic(d == 4.0);
// assert_or_panic(e == 5.0);
// }
//
// typedef struct {
// short x;
// short y;
// } Coord2;
//
// Coord2 __attribute__((stdcall)) stdcall_coord2(Coord2 a, Coord2 b, Coord2 c) {
// assert_or_panic(a.x == 0x1111);
// assert_or_panic(a.y == 0x2222);
// assert_or_panic(b.x == 0x3333);
// assert_or_panic(b.y == 0x4444);
// assert_or_panic(c.x == 0x5555);
// assert_or_panic(c.y == 0x6666);
// return (Coord2){123, 456};
// }
//
// void __attribute__((stdcall)) stdcall_big_union(union BigUnion x) {
// assert_or_panic(x.a.a == 1);
// assert_or_panic(x.a.b == 2);
// assert_or_panic(x.a.c == 3);
// assert_or_panic(x.a.d == 4);
// }
#ifdef __x86_64__
struct ByRef __attribute__((ms_abi)) c_explict_win64(struct ByRef in) {