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path: root/src/ARMeilleure/Translation/Cache/JitUnwindWindows.cs
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Diffstat (limited to 'src/ARMeilleure/Translation/Cache/JitUnwindWindows.cs')
-rw-r--r--src/ARMeilleure/Translation/Cache/JitUnwindWindows.cs113
1 files changed, 57 insertions, 56 deletions
diff --git a/src/ARMeilleure/Translation/Cache/JitUnwindWindows.cs b/src/ARMeilleure/Translation/Cache/JitUnwindWindows.cs
index 77727bf1..91fd19c2 100644
--- a/src/ARMeilleure/Translation/Cache/JitUnwindWindows.cs
+++ b/src/ARMeilleure/Translation/Cache/JitUnwindWindows.cs
@@ -29,15 +29,15 @@ namespace ARMeilleure.Translation.Cache
private enum UnwindOp
{
- PushNonvol = 0,
- AllocLarge = 1,
- AllocSmall = 2,
- SetFpreg = 3,
- SaveNonvol = 4,
+ PushNonvol = 0,
+ AllocLarge = 1,
+ AllocSmall = 2,
+ SetFpreg = 3,
+ SaveNonvol = 4,
SaveNonvolFar = 5,
- SaveXmm128 = 8,
+ SaveXmm128 = 8,
SaveXmm128Far = 9,
- PushMachframe = 10
+ PushMachframe = 10,
}
private unsafe delegate RuntimeFunction* GetRuntimeFunctionCallback(ulong controlPc, IntPtr context);
@@ -111,72 +111,73 @@ namespace ARMeilleure.Translation.Cache
switch (entry.PseudoOp)
{
case UnwindPseudoOp.SaveXmm128:
- {
- int stackOffset = entry.StackOffsetOrAllocSize;
-
- Debug.Assert(stackOffset % 16 == 0);
-
- if (stackOffset <= 0xFFFF0)
- {
- _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.SaveXmm128, entry.PrologOffset, entry.RegIndex);
- _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset / 16);
- }
- else
{
- _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.SaveXmm128Far, entry.PrologOffset, entry.RegIndex);
- _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset >> 0);
- _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset >> 16);
+ int stackOffset = entry.StackOffsetOrAllocSize;
+
+ Debug.Assert(stackOffset % 16 == 0);
+
+ if (stackOffset <= 0xFFFF0)
+ {
+ _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.SaveXmm128, entry.PrologOffset, entry.RegIndex);
+ _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset / 16);
+ }
+ else
+ {
+ _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.SaveXmm128Far, entry.PrologOffset, entry.RegIndex);
+ _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset >> 0);
+ _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(stackOffset >> 16);
+ }
+
+ break;
}
- break;
- }
-
case UnwindPseudoOp.AllocStack:
- {
- int allocSize = entry.StackOffsetOrAllocSize;
-
- Debug.Assert(allocSize % 8 == 0);
-
- if (allocSize <= 128)
{
- _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocSmall, entry.PrologOffset, (allocSize / 8) - 1);
- }
- else if (allocSize <= 0x7FFF8)
- {
- _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocLarge, entry.PrologOffset, 0);
- _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize / 8);
- }
- else
- {
- _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocLarge, entry.PrologOffset, 1);
- _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize >> 0);
- _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize >> 16);
+ int allocSize = entry.StackOffsetOrAllocSize;
+
+ Debug.Assert(allocSize % 8 == 0);
+
+ if (allocSize <= 128)
+ {
+ _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocSmall, entry.PrologOffset, (allocSize / 8) - 1);
+ }
+ else if (allocSize <= 0x7FFF8)
+ {
+ _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocLarge, entry.PrologOffset, 0);
+ _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize / 8);
+ }
+ else
+ {
+ _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.AllocLarge, entry.PrologOffset, 1);
+ _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize >> 0);
+ _unwindInfo->UnwindCodes[codeIndex++] = (ushort)(allocSize >> 16);
+ }
+
+ break;
}
- break;
- }
-
case UnwindPseudoOp.PushReg:
- {
- _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.PushNonvol, entry.PrologOffset, entry.RegIndex);
+ {
+ _unwindInfo->UnwindCodes[codeIndex++] = PackUnwindOp(UnwindOp.PushNonvol, entry.PrologOffset, entry.RegIndex);
- break;
- }
+ break;
+ }
- default: throw new NotImplementedException($"({nameof(entry.PseudoOp)} = {entry.PseudoOp})");
+ default:
+ throw new NotImplementedException($"({nameof(entry.PseudoOp)} = {entry.PseudoOp})");
}
}
Debug.Assert(codeIndex <= MaxUnwindCodesArraySize);
- _unwindInfo->VersionAndFlags = 1; // Flags: The function has no handler.
- _unwindInfo->SizeOfProlog = (byte)unwindInfo.PrologSize;
+ _unwindInfo->VersionAndFlags = 1; // Flags: The function has no handler.
+ _unwindInfo->SizeOfProlog = (byte)unwindInfo.PrologSize;
_unwindInfo->CountOfUnwindCodes = (byte)codeIndex;
- _unwindInfo->FrameRegister = 0;
+ _unwindInfo->FrameRegister = 0;
_runtimeFunction->BeginAddress = (uint)funcEntry.Offset;
- _runtimeFunction->EndAddress = (uint)(funcEntry.Offset + funcEntry.Size);
- _runtimeFunction->UnwindData = (uint)_sizeOfRuntimeFunction;
+ _runtimeFunction->EndAddress = (uint)(funcEntry.Offset + funcEntry.Size);
+ _runtimeFunction->UnwindData = (uint)_sizeOfRuntimeFunction;
return _runtimeFunction;
}
@@ -186,4 +187,4 @@ namespace ARMeilleure.Translation.Cache
return (ushort)(prologOffset | ((int)op << 8) | (opInfo << 12));
}
}
-} \ No newline at end of file
+}