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Using canonical All-pointers GC desc in more scenarios. #83800

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Merged
VSadov merged 10 commits into from
Mar 23, 2023
Merged

Using canonical All-pointers GC desc in more scenarios. #83800

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b156cdb
all-pointer maps in AOT
VSadov Mar 17, 2023
4e0d3d2
a few asserts and refactorings
VSadov Mar 18, 2023
2b696d6
IsAllGCPointers
VSadov Mar 18, 2023
6c02068
optimize more cases of all-pointer GC series
VSadov Mar 19, 2023
9dde94f
Adding a test
VSadov Mar 22, 2023
3772953
undo redundant changes
VSadov Mar 23, 2023
0f71d10
make gcc happy
VSadov Mar 23, 2023
7317903
missing null check
VSadov Mar 23, 2023
9da0818
fix x86 build (more parenthesis and casting)
VSadov Mar 23, 2023
a5e0363
SkipOnMono an implementation-specific test.
VSadov Mar 23, 2023
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Adding a test
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@VSadov
VSadov committed Mar 22, 2023
commit 9dde94fbdd329cd8508adeeff15ee21a71a2dda9
19 changes: 19 additions & 0 deletions src/tests/Loader/classloader/InlineArray/InlineArrayValid.cs
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Expand Up @@ -364,4 +364,23 @@ public static void Boxed()

BoxedMethodArg(arr);
}

// ====================== GCDescOpt ==========================================================

[Fact]
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@jkotas jkotas Mar 23, 2023

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This test will need to be disabled for Mono

public static void GCDescOpt()
{
Console.WriteLine($"{nameof(GCDescOpt)}...");

MyArray<object>[] arr = new MyArray<object>[5];

fixed (void* arrPtr = arr)
{
nint* mtPtr = (nint*)arrPtr - 2;
nint* gcSeriesPtr = (nint*)*mtPtr - 1;

// optimized gc info should have exactly 1 gc series.
Assert.Equal(1, *gcSeriesPtr);
}
}
}