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x86_64: implement integer @reduce(.Max)

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This commit is contained in:
Jacob Young 2025-05-27 19:06:50 -04:00
parent 3fd3358f37
commit 8bacf3e757
14 changed files with 8197 additions and 69 deletions
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3
lib/std/simd.zig
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@ -368,7 +368,8 @@ pub fn countElementsWithValue(vec: anytype, value: std.meta.Child(@TypeOf(vec)))
}
test "vector searching" {
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest;
if (builtin.zig_backend == .stage2_x86_64 and
!comptime std.Target.x86.featureSetHas(builtin.cpu.features, .ssse3)) return error.SkipZigTest;
const base = @Vector(8, u32){ 6, 4, 7, 4, 4, 2, 3, 7 };

3
lib/std/zig/Zir.zig
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@ -2142,7 +2142,7 @@ pub const Inst = struct {
ref_start_index = static_len,
_,
pub const static_len = 117;
pub const static_len = 118;
pub fn toRef(i: Index) Inst.Ref {
return @enumFromInt(@intFromEnum(Index.ref_start_index) + @intFromEnum(i));
@ -2246,6 +2246,7 @@ pub const Inst = struct {
vector_8_u16_type,
vector_16_u16_type,
vector_32_u16_type,
vector_2_i32_type,
vector_4_i32_type,
vector_8_i32_type,
vector_16_i32_type,

1
src/Air.zig
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@ -1029,6 +1029,7 @@ pub const Inst = struct {
vector_8_u16_type = @intFromEnum(InternPool.Index.vector_8_u16_type),
vector_16_u16_type = @intFromEnum(InternPool.Index.vector_16_u16_type),
vector_32_u16_type = @intFromEnum(InternPool.Index.vector_32_u16_type),
vector_2_i32_type = @intFromEnum(InternPool.Index.vector_2_i32_type),
vector_4_i32_type = @intFromEnum(InternPool.Index.vector_4_i32_type),
vector_8_i32_type = @intFromEnum(InternPool.Index.vector_8_i32_type),
vector_16_i32_type = @intFromEnum(InternPool.Index.vector_16_i32_type),

5
src/InternPool.zig
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@ -4606,6 +4606,7 @@ pub const Index = enum(u32) {
vector_8_u16_type,
vector_16_u16_type,
vector_32_u16_type,
vector_2_i32_type,
vector_4_i32_type,
vector_8_i32_type,
vector_16_i32_type,
@ -5168,6 +5169,8 @@ pub const static_keys: [static_len]Key = .{
.{ .vector_type = .{ .len = 16, .child = .u16_type } },
// @Vector(32, u16)
.{ .vector_type = .{ .len = 32, .child = .u16_type } },
// @Vector(2, i32)
.{ .vector_type = .{ .len = 2, .child = .i32_type } },
// @Vector(4, i32)
.{ .vector_type = .{ .len = 4, .child = .i32_type } },
// @Vector(8, i32)
@ -11870,6 +11873,7 @@ pub fn typeOf(ip: *const InternPool, index: Index) Index {
.vector_8_u16_type,
.vector_16_u16_type,
.vector_32_u16_type,
.vector_2_i32_type,
.vector_4_i32_type,
.vector_8_i32_type,
.vector_16_i32_type,
@ -12210,6 +12214,7 @@ pub fn zigTypeTag(ip: *const InternPool, index: Index) std.builtin.TypeId {
.vector_8_u16_type,
.vector_16_u16_type,
.vector_32_u16_type,
.vector_2_i32_type,
.vector_4_i32_type,
.vector_8_i32_type,
.vector_16_i32_type,

1
src/Sema.zig
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@ -36562,6 +36562,7 @@ pub fn typeHasOnePossibleValue(sema: *Sema, ty: Type) CompileError!?Value {
.vector_8_u16_type,
.vector_16_u16_type,
.vector_32_u16_type,
.vector_2_i32_type,
.vector_4_i32_type,
.vector_8_i32_type,
.vector_16_i32_type,

1
src/Type.zig
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@ -4127,6 +4127,7 @@ pub const vector_4_u16: Type = .{ .ip_index = .vector_4_u16_type };
pub const vector_8_u16: Type = .{ .ip_index = .vector_8_u16_type };
pub const vector_16_u16: Type = .{ .ip_index = .vector_16_u16_type };
pub const vector_32_u16: Type = .{ .ip_index = .vector_32_u16_type };
pub const vector_2_i32: Type = .{ .ip_index = .vector_2_i32_type };
pub const vector_4_i32: Type = .{ .ip_index = .vector_4_i32_type };
pub const vector_8_i32: Type = .{ .ip_index = .vector_8_i32_type };
pub const vector_16_i32: Type = .{ .ip_index = .vector_16_i32_type };

8213
src/arch/x86_64/CodeGen.zig
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File diff suppressed because it is too large Load Diff

15
src/codegen/c/Type.zig
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@ -1747,6 +1747,21 @@ pub const Pool = struct {
};
return pool.fromFields(allocator, .@"struct", &fields, kind);
},
.vector_2_i32_type => {
const vector_ctype = try pool.getVector(allocator, .{
.elem_ctype = .i32,
.len = 2,
});
if (!kind.isParameter()) return vector_ctype;
var fields = [_]Info.Field{
.{
.name = .{ .index = .array },
.ctype = vector_ctype,
.alignas = AlignAs.fromAbiAlignment(Type.i32.abiAlignment(zcu)),
},
};
return pool.fromFields(allocator, .@"struct", &fields, kind);
},
.vector_4_i32_type => {
const vector_ctype = try pool.getVector(allocator, .{
.elem_ctype = .i32,

8
test/behavior/x86_64/unary.zig
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@ -5102,6 +5102,14 @@ test reduceMin {
try test_reduce_min.testIntVectors();
}
inline fn reduceMax(comptime Type: type, rhs: Type) @typeInfo(Type).vector.child {
return @reduce(.Max, rhs);
}
test reduceMax {
const test_reduce_max = unary(reduceMax, .{});
try test_reduce_max.testIntVectors();
}
inline fn reduceAdd(comptime Type: type, rhs: Type) @typeInfo(Type).vector.child {
return @reduce(.Add, rhs);
}

6
test/cases/compile_errors/@import_zon_bad_type.zig
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@ -117,9 +117,9 @@ export fn testMutablePointer() void {
// tmp.zig:37:38: note: imported here
// neg_inf.zon:1:1: error: expected type '?u8'
// tmp.zig:57:28: note: imported here
// neg_inf.zon:1:1: error: expected type 'tmp.testNonExhaustiveEnum__enum_517'
// neg_inf.zon:1:1: error: expected type 'tmp.testNonExhaustiveEnum__enum_518'
// tmp.zig:62:39: note: imported here
// neg_inf.zon:1:1: error: expected type 'tmp.testUntaggedUnion__union_519'
// neg_inf.zon:1:1: error: expected type 'tmp.testUntaggedUnion__union_520'
// tmp.zig:67:44: note: imported here
// neg_inf.zon:1:1: error: expected type 'tmp.testTaggedUnionVoid__union_522'
// neg_inf.zon:1:1: error: expected type 'tmp.testTaggedUnionVoid__union_523'
// tmp.zig:72:50: note: imported here

2
test/cases/compile_errors/anytype_param_requires_comptime.zig
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@ -15,6 +15,6 @@ pub export fn entry() void {
// error
//
// :7:25: error: unable to resolve comptime value
// :7:25: note: initializer of comptime-only struct 'tmp.S.foo__anon_491.C' must be comptime-known
// :7:25: note: initializer of comptime-only struct 'tmp.S.foo__anon_492.C' must be comptime-known
// :4:16: note: struct requires comptime because of this field
// :4:16: note: types are not available at runtime

2
test/cases/compile_errors/bogus_method_call_on_slice.zig
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@ -16,5 +16,5 @@ pub export fn entry2() void {
//
// :3:6: error: no field or member function named 'copy' in '[]const u8'
// :9:8: error: no field or member function named 'bar' in '@TypeOf(.{})'
// :12:18: error: no field or member function named 'bar' in 'tmp.entry2__struct_495'
// :12:18: error: no field or member function named 'bar' in 'tmp.entry2__struct_496'
// :12:6: note: struct declared here

2
test/cases/compile_errors/coerce_anon_struct.zig
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@ -6,6 +6,6 @@ export fn foo() void {
// error
//
// :4:16: error: expected type 'tmp.T', found 'tmp.foo__struct_484'
// :4:16: error: expected type 'tmp.T', found 'tmp.foo__struct_485'
// :3:16: note: struct declared here
// :1:11: note: struct declared here

4
test/cases/compile_errors/redundant_try.zig
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@ -44,9 +44,9 @@ comptime {
//
// :5:23: error: expected error union type, found 'comptime_int'
// :10:23: error: expected error union type, found '@TypeOf(.{})'
// :15:23: error: expected error union type, found 'tmp.test2__struct_521'
// :15:23: error: expected error union type, found 'tmp.test2__struct_522'
// :15:23: note: struct declared here
// :20:27: error: expected error union type, found 'tmp.test3__struct_523'
// :20:27: error: expected error union type, found 'tmp.test3__struct_524'
// :20:27: note: struct declared here
// :25:23: error: expected error union type, found 'struct { comptime *const [5:0]u8 = "hello" }'
// :31:13: error: expected error union type, found 'u32'