GitLab will be upgraded on June 2nd 2020 at 2.00 pm (AEDT) to 3.00 pm (AEDT) due to Critical Security Patch Availability. During the update, GitLab and Mattermost services will not be available. If you have any concerns with this, please talk to local Gitlab admin team.

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) => ftys.map(sizeOf).max
case TypeStruct(ftys) => ftys.map(alignOf).max
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
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment