new

diff --git a/LightweightARM/LWARM/Makefile b/LightweightARM/LWARM/Makefile
new file mode 100644 (file)
index 0000000..b09e44a
--- /dev/null
+++ b/LightweightARM/LWARM/Makefile
@@ -0,0 +1,22 @@
+CXX=g++
+C=gcc
+#CFLAGS=-O3 -march=armv8-a+crypto  -lrt -ftree-vectorize   -flax-vector-conversions -mfpu=crypto-neon-fp-armv8
+
+CFLAGS=-O3  -march=armv8-a+crypto+crc  -lrt -ftree-vectorize   -flax-vector-conversions 
+
+
+
+
+OBJ = pixmap_io.o lwarm.o 
+
+%.o: %.c 
+       $(C) -c -o $@ $< $(CFLAGS)
+
+%.o: %.cpp 
+       $(CXX) -c -o $@ $< $(CFLAGS)
+
+lwarm: $(OBJ)
+       $(CXX) -o $@ $^ $(CFLAGS)
+
+clean:
+       rm -rf $(OBJ) lwarm

diff --git a/LightweightARM/LWARM/lwarm.cpp b/LightweightARM/LWARM/lwarm.cpp
index 8bb9da48db812252fafde7e02252c26410412549..8a736a4ff98d43f2a6c28f2c7d0fd2b15da5f9e9 100644 (file)
--- a/LightweightARM/LWARM/lwarm.cpp
+++ b/LightweightARM/LWARM/lwarm.cpp
@@ -418,7 +418,7 @@ void KeyExpansion(uchar *RoundKey, uchar *key, int NN )
     }
 
   // All other round keys are found from the previous round keys.
-  while (i < 160)
+  while (i < 256)
     {
       for(j=0;j<4;j++)
        {
@@ -710,7 +710,10 @@ int main(int argc, char** argv) {
 
   int NN=128;
 
-  unsigned char RoundKey[240];
+  unsigned char RoundKey[256];
+  for(int i=0;i<256;i++) {
+    RoundKey[i]=0;
+  }
   
   for(int i=1; i<argc; i++){
     if(strncmp(argv[i],"nb",2)==0)    nb_test = atoi(&(argv[i][2]));    //nb of test         
@@ -765,24 +768,21 @@ int main(int argc, char** argv) {
   KeyExpansion(RoundKey, enc_key, NN);
 
 
-  for (size_t i=0; i<240/16; ++i) {
-    for(int j=0; j<16; j++) {
-    cout<<(int)RoundKey[i*16+j]<<" ";
-    }
-      cout<<endl;
+  for (size_t i=0; i<256/16; ++i) {
+    rdkeys[i] = vld1q_u8(&RoundKey[i*16]);
+    print128_num(rdkeys[i]);
   }
 
 
-  exit(0);
   
   
-  cout<<"start of useless computation"<<endl;
+  /*  cout<<"start of useless computation"<<endl;
   double dummy=0;
-  for(int i=0;i<20000000;i++) {
+  for(int i=0;i<40000000;i++) {
     dummy+=0.000000001*log(i+10);
   }
   cout<<"end of useless computation"<<dummy<<endl;
-  
+  */
   
   int size = 64;
   uchar DK[size];