[ros-diffs] [greatlrd] 25440: adding GetData32Be, GetData32Le for getting 4bytes from big or lite endian start implment Ld for ppc.

Author: greatlrd
Date: Sat Jan 13 20:27:14 2007
New Revision: 25440

URL: http://svn.reactos.org/svn/reactos?rev=25440&view=rev
Log:
adding GetData32Be, GetData32Le for getting 4bytes from big or lite endian
start implment Ld for ppc.

Modified:
    trunk/rosapps/devutils/cputointel/From/PPC/PPC.h
    trunk/rosapps/devutils/cputointel/From/PPC/PPCBrain.c
    trunk/rosapps/devutils/cputointel/From/PPC/PPCBrain.h
    trunk/rosapps/devutils/cputointel/From/PPC/PPCopcode.c
    trunk/rosapps/devutils/cputointel/From/dummycpu/DummyBrain.c
    trunk/rosapps/devutils/cputointel/misc.c
    trunk/rosapps/devutils/cputointel/misc.h

Modified: trunk/rosapps/devutils/cputointel/From/PPC/PPC.h
URL:
http://svn.reactos.org/svn/reactos/trunk/rosapps/devutils/cputointel/From/P…
==============================================================================
--- trunk/rosapps/devutils/cputointel/From/PPC/PPC.h (original)
+++ trunk/rosapps/devutils/cputointel/From/PPC/PPC.h Sat Jan 13 20:27:14 2007
@@ -14,6 +14,14 @@
 CPU_INT PPC_Addx(FILE *out, CPU_BYTE * cpu_buffer, CPU_UNINT cpu_pos, CPU_UNINT cpu_size,
CPU_UNINT BaseAddress, CPU_UNINT cpuarch, CPU_INT mode);
 
 
+CPU_INT PPC_Ld( FILE *out, CPU_BYTE * cpu_buffer, CPU_UNINT cpu_pos,
+                   CPU_UNINT cpu_size, CPU_UNINT BaseAddress, CPU_UNINT cpuarch,
+                   CPU_INT mode);
+
 /* Export comment thing see m68k for example 
  * in dummy we do not show it, for it is diffent for each cpu
  */
+
+extern CPU_BYTE PPC_D[32];
+extern CPU_BYTE PPC_A[32];
+extern CPU_BYTE PPC_ds[32];

Modified: trunk/rosapps/devutils/cputointel/From/PPC/PPCBrain.c
URL:
http://svn.reactos.org/svn/reactos/trunk/rosapps/devutils/cputointel/From/P…
==============================================================================
--- trunk/rosapps/devutils/cputointel/From/PPC/PPCBrain.c (original)
+++ trunk/rosapps/devutils/cputointel/From/PPC/PPCBrain.c Sat Jan 13 20:27:14 2007
@@ -58,12 +58,23 @@
     {
         cpu_oldpos = cpu_pos;
 
-        cpuint = cpu_buffer[cpu_pos];
-    
+        cpuint = GetData32Le(&cpu_buffer[cpu_pos]);
+
         /* Add */
         if ((cpuint - (cpuint & GetMaskByte32(cpuPPCInit_Addx))) ==
ConvertBitToByte32(cpuPPCInit_Addx))
         {
             retsize = PPC_Addx( outfp, cpu_buffer, cpu_pos, cpu_size,
+                                 BaseAddress, cpuarch, mode);
+            if (retsize<0)
+                 retcode = 1;
+            else
+                 cpu_pos += retsize;
+        }
+
+         /* Ld aslo known as Li */
+        if ((cpuint - (cpuint & GetMaskByte32(cpuPPCInit_Ld))) ==
ConvertBitToByte32(cpuPPCInit_Ld))
+        {
+            retsize = PPC_Ld( outfp, cpu_buffer, cpu_pos, cpu_size,
                                  BaseAddress, cpuarch, mode);
             if (retsize<0)
                  retcode = 1;

Modified: trunk/rosapps/devutils/cputointel/From/PPC/PPCBrain.h
URL:
http://svn.reactos.org/svn/reactos/trunk/rosapps/devutils/cputointel/From/P…
==============================================================================
--- trunk/rosapps/devutils/cputointel/From/PPC/PPCBrain.h (original)
+++ trunk/rosapps/devutils/cputointel/From/PPC/PPCBrain.h Sat Jan 13 20:27:14 2007
@@ -10,3 +10,18 @@
  */
 CPU_BYTE cpuPPCInit_Addx[32] =
{2,0,1,0,1,0,0,0,0,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,1,1,1,1,1,0};
 
+
+CPU_BYTE cpuPPCInit_Ld[32]  =
{0,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,0,0,1,1,1,0,0,0};
+CPU_BYTE cpuPPCInit_Ldu[32] =
{1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,0,0,1,1,1,0,0,0};
+
+
+/* mask */
+CPU_BYTE PPC_D[32]     =
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0};
+CPU_BYTE PPC_A[32]     =
{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0};
+CPU_BYTE PPC_ds[32]    =
{0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
+
+/* bit index
+                          3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0
0
+                          1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1
0
+*/
+

Modified: trunk/rosapps/devutils/cputointel/From/PPC/PPCopcode.c
URL:
http://svn.reactos.org/svn/reactos/trunk/rosapps/devutils/cputointel/From/P…
==============================================================================
--- trunk/rosapps/devutils/cputointel/From/PPC/PPCopcode.c (original)
+++ trunk/rosapps/devutils/cputointel/From/PPC/PPCopcode.c Sat Jan 13 20:27:14 2007
@@ -39,3 +39,31 @@
     printf(";Add unimplement\n");
     return -1;
 }
+ //                                                          stb
+                                                             
+ // li  %r3, 0  : op    00          00         60           38
+ // li = ld
+//                   0000 0000   0000 0000  0100 0000    0011 1000
+CPU_INT PPC_Ld( FILE *out, CPU_BYTE * cpu_buffer, CPU_UNINT cpu_pos,
+                   CPU_UNINT cpu_size, CPU_UNINT BaseAddress, CPU_UNINT cpuarch,
+                   CPU_INT mode)
+{
+    CPU_UNINT formA;
+    CPU_UNINT formD;
+    CPU_UNINT formDS;
+    CPU_UNINT opcode;
+
+    opcode = GetData32Le(cpu_buffer);
+    formA = (opcode & ConvertBitToByte(PPC_A)) >> 5;
+    formD = (opcode & ConvertBitToByte(PPC_D)) >> 10;
+    formDS = (opcode & ConvertBitToByte(PPC_ds)) >> 15;
+
+    if (mode==0)
+    {
+        fprintf(out,"Line_0x%8x :\n",BaseAddress + cpu_pos);
+    }
+
+    printf(";not full implement \n");
+    return 4;
+}
+

Modified: trunk/rosapps/devutils/cputointel/From/dummycpu/DummyBrain.c
URL:
http://svn.reactos.org/svn/reactos/trunk/rosapps/devutils/cputointel/From/d…
==============================================================================
--- trunk/rosapps/devutils/cputointel/From/dummycpu/DummyBrain.c (original)
+++ trunk/rosapps/devutils/cputointel/From/dummycpu/DummyBrain.c Sat Jan 13 20:27:14 2007
@@ -59,7 +59,13 @@
     {
         cpu_oldpos = cpu_pos;
 
-        cpuint = cpu_buffer[cpu_pos];
+        /* use the GetData32Be or GetData32Le
+           to read from the memory the
+           Le is for small endian and the
+           Be is for big endian
+           the 32 is how many bits we should read 
+         */
+        cpuint = GetData32Be(&cpu_buffer[cpu_pos]);
     
         /* Add */
         if ((cpuint - (cpuint & GetMaskByte(cpuDummyInit_Add))) ==
ConvertBitToByte(cpuDummyInit_Add))

Modified: trunk/rosapps/devutils/cputointel/misc.c
URL:
http://svn.reactos.org/svn/reactos/trunk/rosapps/devutils/cputointel/misc.c…
==============================================================================
--- trunk/rosapps/devutils/cputointel/misc.c (original)
+++ trunk/rosapps/devutils/cputointel/misc.c Sat Jan 13 20:27:14 2007
@@ -97,6 +97,37 @@
 
 
 
+CPU_UNINT GetData32Le(CPU_BYTE *cpu_buffer)
+{
+    CPU_UNINT cpuint;
+    CPU_UNINT split1;
+    CPU_UNINT split2;
+    CPU_UNINT split3;
+    CPU_UNINT split4;
+
+    cpuint = *((CPU_UNINT*) &cpu_buffer[0]);
+
+    split1 = cpu_buffer[0];
+    split2 = cpu_buffer[1];
+    split3 = cpu_buffer[2];
+    split4 = cpu_buffer[3];
+
+
+    cpuint = split4+(split3 <<8 )+(split2 <<16 )+(split1 <<24 );
+
+    return cpuint;
+}
+
+CPU_UNINT GetData32Be(CPU_BYTE *cpu_buffer)
+{
+    CPU_UNINT cpuint;
+
+    cpuint = *((CPU_UNINT*) &cpu_buffer[0]);
+
+    return cpuint;
+}
+
+
 // add no carry
 
 

Modified: trunk/rosapps/devutils/cputointel/misc.h
URL:
http://svn.reactos.org/svn/reactos/trunk/rosapps/devutils/cputointel/misc.h…
==============================================================================
--- trunk/rosapps/devutils/cputointel/misc.h (original)
+++ trunk/rosapps/devutils/cputointel/misc.h Sat Jan 13 20:27:14 2007
@@ -20,3 +20,6 @@
 CPU_UNINT ConvertBitToByte32(CPU_BYTE *bit);
 CPU_UNINT GetMaskByte32(CPU_BYTE *bit);
 
+CPU_UNINT GetData32Le(CPU_BYTE *cpu_buffer);
+CPU_UNINT GetData32Be(CPU_BYTE *cpu_buffer);
+