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spirv: fixes

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This commit is contained in:
Robin Voetter 2023-09-22 19:22:44 +02:00 committed by Andrew Kelley
parent 572517376a
commit cff8ab88f5
1 changed files with 12 additions and 8 deletions
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20
src/codegen/spirv.zig
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@ -771,21 +771,25 @@ pub const DeclGen = struct {
return try self.constructArray(result_ty_ref, constituents);
},
.struct_type => {
const struct_ty = mod.typeToStruct(ty).?;
if (struct_ty.layout == .Packed) {
const struct_type = mod.typeToStruct(ty).?;
if (struct_type.layout == .Packed) {
return self.todo("packed struct constants", .{});
}
var constituents = std.ArrayList(IdRef).init(self.gpa);
defer constituents.deinit();
var field_it = struct_ty.runtimeFieldIterator(mod);
while (field_it.next()) |field_and_index| {
const field = field_and_index.field;
const index = field_and_index.index;
var it = struct_type.iterateRuntimeOrder(ip);
while (it.next()) |field_index| {
const field_ty = struct_type.field_types.get(ip)[field_index].toType();
if (!field_ty.hasRuntimeBitsIgnoreComptime(mod)) {
// This is a zero-bit field - we only needed it for the alignment.
continue;
}
// TODO: Padding?
const field_val = try val.fieldValue(mod, index);
const field_id = try self.constant(field.ty, field_val, .indirect);
const field_val = try val.fieldValue(mod, field_index);
const field_id = try self.constant(field_ty, field_val, .indirect);
try constituents.append(field_id);
}