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x86_64: rewrite wrapping multiplication

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This commit is contained in:
Jacob Young
2025-03-11 18:24:37 -04:00
parent ed284c1f98
commit c5c1c8538d
14 changed files with 2917 additions and 94 deletions
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60
src/codegen/c/Type.zig
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@@ -1474,6 +1474,66 @@ pub const Pool = struct {
};
return pool.fromFields(allocator, .@"struct", &fields, kind);
},
.vector_1_u8_type => {
const vector_ctype = try pool.getVector(allocator, .{
.elem_ctype = .u8,
.len = 1,
});
if (!kind.isParameter()) return vector_ctype;
var fields = [_]Info.Field{
.{
.name = .{ .index = .array },
.ctype = vector_ctype,
.alignas = AlignAs.fromAbiAlignment(Type.u8.abiAlignment(zcu)),
},
};
return pool.fromFields(allocator, .@"struct", &fields, kind);
},
.vector_2_u8_type => {
const vector_ctype = try pool.getVector(allocator, .{
.elem_ctype = .u8,
.len = 2,
});
if (!kind.isParameter()) return vector_ctype;
var fields = [_]Info.Field{
.{
.name = .{ .index = .array },
.ctype = vector_ctype,
.alignas = AlignAs.fromAbiAlignment(Type.u8.abiAlignment(zcu)),
},
};
return pool.fromFields(allocator, .@"struct", &fields, kind);
},
.vector_4_u8_type => {
const vector_ctype = try pool.getVector(allocator, .{
.elem_ctype = .u8,
.len = 4,
});
if (!kind.isParameter()) return vector_ctype;
var fields = [_]Info.Field{
.{
.name = .{ .index = .array },
.ctype = vector_ctype,
.alignas = AlignAs.fromAbiAlignment(Type.u8.abiAlignment(zcu)),
},
};
return pool.fromFields(allocator, .@"struct", &fields, kind);
},
.vector_8_u8_type => {
const vector_ctype = try pool.getVector(allocator, .{
.elem_ctype = .u8,
.len = 8,
});
if (!kind.isParameter()) return vector_ctype;
var fields = [_]Info.Field{
.{
.name = .{ .index = .array },
.ctype = vector_ctype,
.alignas = AlignAs.fromAbiAlignment(Type.u8.abiAlignment(zcu)),
},
};
return pool.fromFields(allocator, .@"struct", &fields, kind);
},
.vector_16_u8_type => {
const vector_ctype = try pool.getVector(allocator, .{
.elem_ctype = .u8,