--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/misc/libphysfs/lzma/C/Compress/Branch/BranchIA64.c Mon Apr 10 12:06:43 2017 -0400
@@ -0,0 +1,66 @@
+/* BranchIA64.c */
+
+#include "BranchIA64.h"
+
+const Byte kBranchTable[32] =
+{
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 4, 4, 6, 6, 0, 0, 7, 7,
+ 4, 4, 0, 0, 4, 4, 0, 0
+};
+
+UInt32 IA64_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding)
+{
+ UInt32 i;
+ for (i = 0; i + 16 <= size; i += 16)
+ {
+ UInt32 instrTemplate = data[i] & 0x1F;
+ UInt32 mask = kBranchTable[instrTemplate];
+ UInt32 bitPos = 5;
+ int slot;
+ for (slot = 0; slot < 3; slot++, bitPos += 41)
+ {
+ UInt32 bytePos, bitRes;
+ UInt64 instruction, instNorm;
+ int j;
+ if (((mask >> slot) & 1) == 0)
+ continue;
+ bytePos = (bitPos >> 3);
+ bitRes = bitPos & 0x7;
+ instruction = 0;
+ for (j = 0; j < 6; j++)
+ instruction += (UInt64)(data[i + j + bytePos]) << (8 * j);
+
+ instNorm = instruction >> bitRes;
+ if (((instNorm >> 37) & 0xF) == 0x5
+ && ((instNorm >> 9) & 0x7) == 0
+ /* && (instNorm & 0x3F)== 0 */
+ )
+ {
+ UInt32 src = (UInt32)((instNorm >> 13) & 0xFFFFF);
+ UInt32 dest;
+ src |= ((UInt32)(instNorm >> 36) & 1) << 20;
+
+ src <<= 4;
+
+ if (encoding)
+ dest = nowPos + i + src;
+ else
+ dest = src - (nowPos + i);
+
+ dest >>= 4;
+
+ instNorm &= ~((UInt64)(0x8FFFFF) << 13);
+ instNorm |= ((UInt64)(dest & 0xFFFFF) << 13);
+ instNorm |= ((UInt64)(dest & 0x100000) << (36 - 20));
+
+ instruction &= (1 << bitRes) - 1;
+ instruction |= (instNorm << bitRes);
+ for (j = 0; j < 6; j++)
+ data[i + j + bytePos] = (Byte)(instruction >> (8 * j));
+ }
+ }
+ }
+ return i;
+}