Initial commit from sysy-main

test/01_add.sy

@@ -0,0 +1,12 @@
+//test add
+
+
+int main(){
+    int a, b;
+    float d;
+    a = 10;
+    b = 2;
+    int c = a;
+    d = 1.1 ;
+    return a + b + c;
+} 

test/10_test.sy

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+//test file for backend lab
+
+int main() {
+  const int a = 1;
+  const int b = 2;
+  int c;
+  
+  if (a == b)
+    c = a + b;
+  else
+    c = a * b;
+  
+  return c;
+}

test/11_add2.sy

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+//test add
+
+int mul(int x, int y) {
+    return x * y;
+}
+
+int main(){
+    int a, b;
+    a = 10;
+    b = 0;
+    a = mul(a, b);
+    return a + b;
+}

test/20_test_licm_sr.sy

@@ -0,0 +1,20 @@
+//test file for loop-invariant code motion (licm) and strength reduction (sr is optional)
+
+int main(){
+    const int a = 1;
+    const int b = 2;
+    int c, d, f;
+
+    int i = 0;
+    while(i < 100){
+        c = a + b;
+        d = c * 2;
+
+        if(i > 50){
+            f = i * d;
+        }
+        i++;
+    }
+
+    return f;
+}

test/21_test_cse.sy

@@ -0,0 +1,18 @@
+//test file for common subexpression eliminiation (cse)
+int main(){
+
+    int a = 1;
+    int b = 2; 
+    int c, d, e, f;
+
+    c = a + b;
+
+    if(c > 0){
+        b = 3;
+        d = a + b;
+    }
+    
+    e = a + b;
+
+    return e;
+}

test/22_test_dce.sy

@@ -0,0 +1,15 @@
+//test file for dead code eliminiation (dce) 
+int main(){
+
+    int i = 0;
+    int j = 0; 
+    int a[100];
+
+    while(j < 100){
+        a[j] = j;
+        i = i * 2;
+        j = j + 1;
+    }
+
+    return a[j-1];
+}

test/23_test_vn.sy

@@ -0,0 +1,11 @@
+//test file for value numbering (vn)
+int main(){
+
+    int a, b, c, d;
+    a = 1;
+    b = a + 1;
+    c = a;
+    d = c + 1;
+
+    return d;
+}

test/24_test_cp_cf.sy

@@ -0,0 +1,14 @@
+//test file for constant propogation (cp) and constant folding (cf)
+int main(){
+
+   int b = 5;
+   int c = 4 * b;
+   int d, g;
+
+   if(c > 8){
+        d = b + c;
+   }
+   g = c * d;
+   
+   return g;
+}

test/30_test_reg_alloc.sy

@@ -0,0 +1,94 @@
+int a1 = 1;
+int a2 = 2;
+int a3 = 3;
+int a4 = 4;
+int a5 = 5;
+int a6 = 6;
+int a7 = 7;
+int a8 = 8;
+int a9 = 9;
+int a10 = 10;
+int a11 = 11;
+int a12 = 12;
+int a13 = 13;
+int a14 = 14;
+int a15 = 15;
+int a16 = 16;
+int a17 = 1;
+int a18 = 2;
+int a19 = 3;
+int a20 = 4;
+int a21 = 5;
+int a22 = 6;
+int a23 = 7;
+int a24 = 8;
+int a25 = 9;
+int a26 = 10;
+int a27 = 11;
+int a28 = 12;
+int a29 = 13;
+int a30 = 14;
+int a31 = 15;
+int a32 = 16;
+
+int func(int a, int b){
+    int i;
+    i = a + b;
+
+    int c1;int c2;int c3;int c4;
+    int d1;int d2;int d3;int d4;
+    int e1;int e2;int e3;int e4;
+    int f1;int f2;int f3;int f4;
+    int g1;int g2;int g3;int g4;
+    int h1;int h2;int h3;int h4;
+    int i1;int i2;int i3;int i4;
+    int j1;int j2;int j3;int j4;
+    int k1;int k2;int k3;int k4;    
+    c1 = getint();c2 = getint();c3 = getint();c4 = getint();
+    d1 = 1 + c1 + a1;d2 = 2 + c2 + a2;d3 = 3 + c3 + a3;d4 = 4 + c4 + a4;
+    e1 = 1 + d1 + a5;e2 = 2 + d2 + a6;e3 = 3 + d3 + a7;e4 = 4 + d4 + a8;
+    f1 = 1 + e1 + a9;f2 = 2 + e2 + a10;f3 = 3 + e3 + a11;f4 = 4 + e4 + a12;
+    g1 = 1 + f1 + a13;g2 = 2 + f2 + a14;g3 = 3 + f3 + a15;g4 = 4 + f4 + a16;
+    h1 = 1 + g1 + a17;h2 = 2 + g2 + a18;h3 = 3 + g3 + a19;h4 = 4 + g4 + a20;
+    i1 = 1 + h1 + a21;i2 = 2 + h2 + a22;i3 = 3 + h3 + a23;i4 = 4 + h4 + a24;
+    j1 = 1 + i1 + a25;j2 = 2 + i2 + a26;j3 = 3 + i3 + a27;j4 = 4 + i4 + a28;
+    k1 = 1 + j1 + a29;k2 = 2 + j2 + a30;k3 = 3 + j3 + a31;k4 = 4 + j4 + a32;
+
+    i = a - b + 10;
+    k1 = 1 + j1 + a29;k2 = 2 + j2 + a30;k3 = 3 + j3 + a31;k4 = 4 + j4 + a32;
+    j1 = 1 + i1 + a25;j2 = 2 + i2 + a26;j3 = 3 + i3 + a27;j4 = 4 + i4 + a28;
+    i1 = 1 + h1 + a21;i2 = 2 + h2 + a22;i3 = 3 + h3 + a23;i4 = 4 + h4 + a24;
+    h1 = 1 + g1 + a17;h2 = 2 + g2 + a18;h3 = 3 + g3 + a19;h4 = 4 + g4 + a20;
+    g1 = 1 + f1 + a13;g2 = 2 + f2 + a14;g3 = 3 + f3 + a15;g4 = 4 + f4 + a16;
+    f1 = 1 + e1 + a9;f2 = 2 + e2 + a10;f3 = 3 + e3 + a11;f4 = 4 + e4 + a12;
+    e1 = 1 + d1 + a5;e2 = 2 + d2 + a6;e3 = 3 + d3 + a7;e4 = 4 + d4 + a8;
+    d1 = 1 + c1 + a1;d2 = 2 + c2 + a2;d3 = 3 + c3 + a3;d4 = 4 + c4 + a4;
+    d1 = 1 + c1 + a1;d2 = 2 + c2 + a2;d3 = 3 + c3 + a3;d4 = 4 + c4 + a4;
+    return i + c1 + c2 + c3 + c4 
+        - d1 - d2 - d3 - d4 
+        + e1 + e2 + e3 + e4 
+        - f1 - f2 - f3 - f4 
+        + g1 + g2 + g3 + g4 
+        - h1 - h2 - h3 - h4 
+        + i1 + i2 + i3 + i4 
+        - j1 - j2 - j3 - j4 
+        + k1 + k2 + k3 + k4
+        + a1 - a2 + a3 - a4
+        + a5 - a6 + a7 - a8
+        + a9 - a10 + a11 - a12
+        + a13 - a14 + a15 - a16
+        + a17 - a18 + a19 - a20
+        + a21 - a22 + a23 - a24
+        + a25 - a26 + a27 - a28
+        + a29 - a30 + a31 - a32;
+}
+
+int main(){
+    int a;
+    int b;
+    a = getint();
+    b = a + 2 * 9;
+    a = func(a, b);
+    putint(a);
+    return a;
+}

test/format-ref.sy

@@ -0,0 +1,31 @@
+int get_one(int a) {
+  return 1;
+}
+
+int deepWhileBr(int a, int b) {
+  int c;
+  c = a + b;
+  while (c < 75) {
+    int d;
+    d = 42;
+    if (c < 100) {
+      c = c + d;
+      if (c > 99) {
+        int e;
+        e = d * 2;
+        if (get_one(0) == 1) {
+          c = e * 2;
+        }
+      }
+    }
+  }
+  return (c);
+}
+
+int main() {
+  int p;
+  p = 2;
+  p = deepWhileBr(p, p);
+  putint(p);
+  return 0;
+}

test/format-test.sy

@@ -0,0 +1,30 @@
+int get_one(int a)
+{
+  return 1;
+}
+
+
+
+int deepWhileBr(int a,int b){
+  int c;
+    c = a + b;
+  while(c<75) {
+  int d; d=42;
+    if (c<100) {
+      c =c+d;
+      if (c > 99) {
+        int e;
+        e = d*2;
+        if (get_one(0)==1) c=e * 2;
+      }
+    }
+  }
+  return (c);
+}
+int main() {
+  int p;
+  p = 2;
+  p = deepWhileBr(p, p);
+  putint(p);
+  return 0;
+}

test/funcrparams.sy

@@ -0,0 +1 @@
+1,0xa ,  011,	"hellow",1.1