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Fix #708

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This commit is contained in:
gingerBill
2020-08-05 22:51:24 +01:00
parent 5551404be4
commit 9f24188ec8
2 changed files with 26 additions and 2 deletions
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src/llvm_backend.cpp
+13 -1
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@@ -7066,7 +7066,19 @@ lbValue lb_emit_call(lbProcedure *p, lbValue value, Array<lbValue> const &args,
} else if (is_type_tuple(new_type)) {
Type *abi_type = pt->Proc.abi_compat_params[i];
Type *st = struct_type_from_systemv_distribute_struct_fields(abi_type);
lbValue x = lb_emit_transmute(p, args[i], st);
lbValue x = {};
i64 st_sz = type_size_of(st);
i64 arg_sz = type_size_of(args[i].type);
if (st_sz == arg_sz) {
x = lb_emit_transmute(p, args[i], st);
} else {
// NOTE(bill): struct{f32, f32, f32} != struct{#simd[2]f32, f32}
GB_ASSERT(st_sz > arg_sz);
lbAddr xx = lb_add_local_generated(p, st, false);
lbValue pp = lb_emit_conv(p, xx.addr, alloc_type_pointer(args[i].type));
lb_emit_store(p, pp, args[i]);
x = lb_addr_load(p, xx);
}
for (isize j = 0; j < new_type->Tuple.variables.count; j++) {
lbValue xx = lb_emit_struct_ev(p, x, cast(i32)j);
array_add(&processed_args, xx);