From f08f4dcc3c02464c17753b3feafcfe5243b9e236 Mon Sep 17 00:00:00 2001
From: Igor Pavlov <ipavlov@users.sourceforge.net>
Date: Sun, 23 Nov 2014 00:00:00 +0000
Subject: 9.34

---
 C/LzmaDec.c | 44 ++++++++++++++++++++++++++++++++++++++------
 1 file changed, 38 insertions(+), 6 deletions(-)
 mode change 100755 => 100644 C/LzmaDec.c

(limited to 'C/LzmaDec.c')

diff --git a/C/LzmaDec.c b/C/LzmaDec.c
old mode 100755
new mode 100644
index 8c1a1486..42c90bdb
--- a/C/LzmaDec.c
+++ b/C/LzmaDec.c
@@ -1,5 +1,7 @@
 /* LzmaDec.c -- LZMA Decoder
-2010-12-15 : Igor Pavlov : Public domain */
+2011-09-03 : Igor Pavlov : Public domain */
+
+#include "Precomp.h"
 
 #include "LzmaDec.h"
 
@@ -44,6 +46,13 @@
   i -= 0x40; }
 #endif
 
+#define NORMAL_LITER_DEC GET_BIT(prob + symbol, symbol)
+#define MATCHED_LITER_DEC \
+  matchByte <<= 1; \
+  bit = (matchByte & offs); \
+  probLit = prob + offs + bit + symbol; \
+  GET_BIT2(probLit, symbol, offs &= ~bit, offs &= bit)
+
 #define NORMALIZE_CHECK if (range < kTopValue) { if (buf >= bufLimit) return DUMMY_ERROR; range <<= 8; code = (code << 8) | (*buf++); }
 
 #define IF_BIT_0_CHECK(p) ttt = *(p); NORMALIZE_CHECK; bound = (range >> kNumBitModelTotalBits) * ttt; if (code < bound)
@@ -171,7 +180,18 @@ static int MY_FAST_CALL LzmaDec_DecodeReal(CLzmaDec *p, SizeT limit, const Byte
       {
         state -= (state < 4) ? state : 3;
         symbol = 1;
-        do { GET_BIT(prob + symbol, symbol) } while (symbol < 0x100);
+        #ifdef _LZMA_SIZE_OPT
+        do { NORMAL_LITER_DEC } while (symbol < 0x100);
+        #else
+        NORMAL_LITER_DEC
+        NORMAL_LITER_DEC
+        NORMAL_LITER_DEC
+        NORMAL_LITER_DEC
+        NORMAL_LITER_DEC
+        NORMAL_LITER_DEC
+        NORMAL_LITER_DEC
+        NORMAL_LITER_DEC
+        #endif
       }
       else
       {
@@ -179,16 +199,28 @@ static int MY_FAST_CALL LzmaDec_DecodeReal(CLzmaDec *p, SizeT limit, const Byte
         unsigned offs = 0x100;
         state -= (state < 10) ? 3 : 6;
         symbol = 1;
+        #ifdef _LZMA_SIZE_OPT
         do
         {
           unsigned bit;
           CLzmaProb *probLit;
-          matchByte <<= 1;
-          bit = (matchByte & offs);
-          probLit = prob + offs + bit + symbol;
-          GET_BIT2(probLit, symbol, offs &= ~bit, offs &= bit)
+          MATCHED_LITER_DEC
         }
         while (symbol < 0x100);
+        #else
+        {
+          unsigned bit;
+          CLzmaProb *probLit;
+          MATCHED_LITER_DEC
+          MATCHED_LITER_DEC
+          MATCHED_LITER_DEC
+          MATCHED_LITER_DEC
+          MATCHED_LITER_DEC
+          MATCHED_LITER_DEC
+          MATCHED_LITER_DEC
+          MATCHED_LITER_DEC
+        }
+        #endif
       }
       dic[dicPos++] = (Byte)symbol;
       processedPos++;
-- 
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