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Add #soa pointer type to aid with refactoring to #soa data types

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a: #soa[16]Foo
p := &a[6]
#assert(type_of(p) == #soa^#soa[16]Foo)
p^.x = 123
p.x = 123
This commit is contained in:
gingerBill
2022-08-08 15:07:00 +01:00
parent 4633591918
commit 5e3cf45df3
24 changed files with 274 additions and 23 deletions
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src/llvm_backend_general.cpp
+15
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@@ -916,7 +916,13 @@ lbValue lb_emit_load(lbProcedure *p, lbValue value) {
Type *t = vt->MultiPointer.elem;
LLVMValueRef v = LLVMBuildLoad2(p->builder, llvm_addr_type(value), value.value, "");
return lbValue{v, t};
} else if (is_type_soa_pointer(value.type)) {
lbValue ptr = lb_emit_struct_ev(p, value, 0);
lbValue idx = lb_emit_struct_ev(p, value, 1);
lbAddr addr = lb_addr_soa_variable(ptr, idx, nullptr);
return lb_addr_load(p, addr);
}
GB_ASSERT(is_type_pointer(value.type));
Type *t = type_deref(value.type);
LLVMValueRef v = LLVMBuildLoad2(p->builder, llvm_addr_type(value), value.value, "");
@@ -2055,6 +2061,15 @@ LLVMTypeRef lb_type_internal(lbModule *m, Type *type) {
m->internal_type_level += 1;
return t;
}
case Type_SoaPointer:
{
unsigned field_count = 2;
LLVMTypeRef *fields = gb_alloc_array(permanent_allocator(), LLVMTypeRef, field_count);
fields[0] = LLVMPointerType(lb_type(m, type->Pointer.elem), 0);
fields[1] = LLVMIntTypeInContext(ctx, 8*cast(unsigned)build_context.word_size);
return LLVMStructTypeInContext(ctx, fields, field_count, false);
}
}