36b9ab0e48
* Remove ARM32 interpreter and add ARM32 support on the translator * Nits. * Rename Cond -> Condition * Align code again * Rename Data to Alu * Enable ARM32 support and handle undefined instructions * Use the IsThumb method to check if its a thumb opcode * Remove another 32-bits check
40 lines
1.1 KiB
C#
40 lines
1.1 KiB
C#
using ChocolArm64.Translation;
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using System.Reflection.Emit;
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namespace ChocolArm64.Instructions
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{
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static class InstEmitFlowHelper
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{
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public static void EmitCall(ILEmitterCtx context, long imm)
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{
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if (context.TryOptEmitSubroutineCall())
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{
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//Note: the return value of the called method will be placed
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//at the Stack, the return value is always a Int64 with the
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//return address of the function. We check if the address is
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//correct, if it isn't we keep returning until we reach the dispatcher.
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context.Emit(OpCodes.Dup);
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context.EmitLdc_I8(context.CurrOp.Position + 4);
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ILLabel lblContinue = new ILLabel();
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context.Emit(OpCodes.Beq_S, lblContinue);
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context.Emit(OpCodes.Ret);
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context.MarkLabel(lblContinue);
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context.Emit(OpCodes.Pop);
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context.EmitLoadState();
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}
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else
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{
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context.EmitLdc_I8(imm);
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context.Emit(OpCodes.Ret);
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}
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}
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}
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}
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