1 /* 2 * Copyright (c) 2016 Thomas Pornin <pornin@bolet.org> 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining 5 * a copy of this software and associated documentation files (the 6 * "Software"), to deal in the Software without restriction, including 7 * without limitation the rights to use, copy, modify, merge, publish, 8 * distribute, sublicense, and/or sell copies of the Software, and to 9 * permit persons to whom the Software is furnished to do so, subject to 10 * the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be 13 * included in all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 */ 24 25 using System; 26 27 class CodeElementUIntExpr : CodeElement { 28 29 uint val; 30 TPointerExpr cx; 31 int off; 32 33 internal CodeElementUIntExpr(uint val, 34 TPointerExpr cx, int off) : base() 35 { 36 this.val = val; 37 this.cx = cx; 38 this.off = off; 39 } 40 41 /* obsolete 42 internal override int Length { 43 get { 44 return Encode7EUnsigned(val, null) 45 + (cx.GetMaxBitLength(off) + 6) / 7; 46 } 47 } 48 */ 49 50 internal override int GetLength(bool oneByteCode) 51 { 52 int len = oneByteCode ? 1 : Encode7EUnsigned(val, null); 53 return len + (cx.GetMaxBitLength(off) + 6) / 7; 54 } 55 56 internal override int Encode(BlobWriter bw, bool oneByteCode) 57 { 58 int len1 = oneByteCode 59 ? EncodeOneByte(val, bw) 60 : Encode7EUnsigned(val, bw); 61 int len2 = (cx.GetMaxBitLength(off) + 6) / 7; 62 bw.Append(String.Format("T0_INT{0}({1})", 63 len2, cx.ToCExpr(off))); 64 return len1 + len2; 65 } 66 } 67