From 0195d0938d7582d8b4155482e4eef60406ba5ed8 Mon Sep 17 00:00:00 2001 From: Ficture Seven Date: Sat, 11 Jul 2020 05:00:41 +0400 Subject: Fold ZeroExtend8/16/32 imm32/64 (#1358) * Fold ZeroExtend8/16/32 imm32/64 * Increment PTC version --- .../CodeGen/Optimizations/ConstantFolding.cs | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) (limited to 'ARMeilleure/CodeGen') diff --git a/ARMeilleure/CodeGen/Optimizations/ConstantFolding.cs b/ARMeilleure/CodeGen/Optimizations/ConstantFolding.cs index 359af113..19cc009c 100644 --- a/ARMeilleure/CodeGen/Optimizations/ConstantFolding.cs +++ b/ARMeilleure/CodeGen/Optimizations/ConstantFolding.cs @@ -206,6 +206,39 @@ namespace ARMeilleure.CodeGen.Optimizations } break; + case Instruction.ZeroExtend16: + if (type == OperandType.I32) + { + EvaluateUnaryI32(operation, (x) => (ushort)x); + } + else if (type == OperandType.I64) + { + EvaluateUnaryI64(operation, (x) => (ushort)x); + } + break; + + case Instruction.ZeroExtend32: + if (type == OperandType.I32) + { + EvaluateUnaryI32(operation, (x) => x); + } + else if (type == OperandType.I64) + { + EvaluateUnaryI64(operation, (x) => (uint)x); + } + break; + + case Instruction.ZeroExtend8: + if (type == OperandType.I32) + { + EvaluateUnaryI32(operation, (x) => (byte)x); + } + else if (type == OperandType.I64) + { + EvaluateUnaryI64(operation, (x) => (byte)x); + } + break; + case Instruction.Subtract: if (type == OperandType.I32) { -- cgit v1.2.3