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Commit 5a4ee17f authored by Kunshan Wang's avatar Kunshan Wang

alignment of struct

parent 90f3e558
......@@ -83,7 +83,7 @@ object TypeSizes {
def alignOf(ty: Type): Word = ty match {
case TypeStruct(ftys) =>
case TypeStruct(ftys) =>
case TypeArray(et, _) => alignOf(et)
case _: TypeHybrid => throw new IllegalArgumentException("Hybrid should use hybridAlignOf to probe alignment")
case _: TypeVoid => 1L
......@@ -49,6 +49,13 @@ class UvmMemLayoutSpec extends UvmTestBase with BeforeAndAfter {
alignOf(ty) shouldBe 8
"Struct types which contains other aggregate types" should "recursively calculate sizes and alignments" in {
val ty1 = TypeStruct(Seq(TypeInt(8), TypeInt(16), TypeInt(32), TypeInt(64)))
val ty2 = TypeStruct(Seq(TypeInt(16), ty1, TypeInt(32)))
sizeOf(ty2) shouldBe 28
alignOf(ty2) shouldBe 8
"Array types" should "have the size of all elements plus padding and the alignment of its element" in {
val ty = TypeArray(TypeInt(64), 100)
sizeOf(ty) shouldBe 800
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