OSDN Git Service

implement logical or, xor, not
authorBrian <brian@yutani.localnet.net>
Tue, 16 Jan 2007 21:15:05 +0000 (14:15 -0700)
committerBrian <brian@yutani.localnet.net>
Tue, 16 Jan 2007 21:15:05 +0000 (14:15 -0700)
src/mesa/shader/slang/library/slang_core.gc
src/mesa/shader/slang/library/slang_core_gc.h
src/mesa/shader/slang/slang_codegen.c

index 78b983c..063de84 100644 (file)
@@ -2274,8 +2274,11 @@ bool __operator ^^ (const bool a, const bool b) {
 // }
 //
 
-bool __operator ! (const bool a) {
-    return a == false;
+bool __logicalNot(const bool a)
+{
+   if (a)
+      return false;
+   return true;
 }
 
 bool __logicalAnd(const bool a, const bool b)
@@ -2285,6 +2288,20 @@ bool __logicalAnd(const bool a, const bool b)
    return false;
 }
 
+bool __logicalOr(const bool a, const bool b)
+{
+   if (a)
+      return true;
+   return b;
+}
+
+bool __logicalXor(const bool a, const bool b)
+{
+   if (a)
+      return __logicalNot(b);
+   return b;
+}
+
 
 
 //
index 654accb..2cb69f1 100644 (file)
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-0,1,4,105,110,116,95,112,114,105,110,116,0,18,101,0,0,0,0,0
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+1,4,105,110,116,95,112,114,105,110,116,0,18,101,0,0,0,0,0
index bd49a26..635f47c 100644 (file)
@@ -2006,11 +2006,19 @@ _slang_gen_operation(slang_assemble_ctx * A, slang_operation *oper)
         return n;
       }
    case slang_oper_logicalor:
-      printf("OR\n");
-      abort();
+      {
+        slang_ir_node *n;
+         assert(oper->num_children == 2);
+        n = _slang_gen_function_call_name(A, "__logicalOr", oper, NULL);
+        return n;
+      }
    case slang_oper_logicalxor:
-      printf("XOR\n");
-      abort();
+      {
+        slang_ir_node *n;
+         assert(oper->num_children == 2);
+        n = _slang_gen_function_call_name(A, "__logicalXor", oper, NULL);
+        return n;
+      }
    case slang_oper_logicaland:
       {
         slang_ir_node *n;
@@ -2018,13 +2026,13 @@ _slang_gen_operation(slang_assemble_ctx * A, slang_operation *oper)
         n = _slang_gen_function_call_name(A, "__logicalAnd", oper, NULL);
         return n;
       }
-#if 0
-      printf("AND\n");
-      return _slang_gen_logical_and(A, oper);
-#endif
    case slang_oper_not:
-      printf("NOT\n");
-      abort();
+      {
+        slang_ir_node *n;
+         assert(oper->num_children == 1);
+        n = _slang_gen_function_call_name(A, "__logicalNot", oper, NULL);
+        return n;
+      }
 
    case slang_oper_asm:
       return _slang_gen_asm(A, oper, NULL);