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Fix pseudo-constant local slice initialization

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gingerBill
2021-03-25 22:47:23 +00:00
parent 29ed1d5459
commit c5c82e0551
1 changed files with 8 additions and 7 deletions
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src/llvm_backend.cpp
+8 -7
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@@ -6079,16 +6079,17 @@ lbValue lb_const_value(lbModule *m, Type *type, ExactValue value, bool allow_loc
return res;
} else {
// TODO(bill): THIS IS HACK BUT IT WORKS FOR WHAT I NEED
LLVMValueRef *old_values = values;
LLVMValueRef *new_values = gb_alloc_array(temporary_allocator(), LLVMValueRef, value_count);
for (isize i = 0; i < value_count; i++) {
LLVMValueRef val = values[i];
if (LLVMIsConstant(val)) {
new_values[i] = val;
LLVMValueRef old_value = old_values[i];
if (LLVMIsConstant(old_value)) {
new_values[i] = old_value;
} else {
values[i] = lb_const_nil(m, get_struct_field_type(type, i-offset)).value;
new_values[i] = LLVMConstNull(LLVMTypeOf(old_value));
}
}
LLVMValueRef constant_value = llvm_const_named_struct(lb_type(m, original_type), values, cast(unsigned)value_count);
LLVMValueRef constant_value = llvm_const_named_struct(lb_type(m, original_type), new_values, cast(unsigned)value_count);
GB_ASSERT(is_local);
@@ -6096,10 +6097,10 @@ lbValue lb_const_value(lbModule *m, Type *type, ExactValue value, bool allow_loc
lbAddr v = lb_add_local_generated(p, res.type, true);
LLVMBuildStore(p->builder, constant_value, v.addr.value);
for (isize i = 0; i < value_count; i++) {
LLVMValueRef val = values[i];
LLVMValueRef val = old_values[i];
if (!LLVMIsConstant(val)) {
LLVMValueRef dst = LLVMBuildStructGEP(p->builder, v.addr.value, cast(unsigned)i, "");
LLVMBuildStore(p->builder, dst, val);
LLVMBuildStore(p->builder, val, dst);
}
}
return lb_addr_load(p, v);