Changeset 6f95000 for src/SynTree

Timestamp:

Mar 16, 2017, 6:14:27 PM (8 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

ADT, aaron-thesis, arm-eh, ast-experimental, cleanup-dtors, deferred_resn, demangler, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, new-env, no_list, persistent-indexer, pthread-emulation, qualifiedEnum, resolv-new, with_gc

Children:

395fc37

Parents:

d6d747d

Message:

more cleanup for bit-field type usage and create struct forward for typedef

Location:

src/SynTree

Files:

• Type.cc (modified) (3 diffs)
• Type.h (modified) (6 diffs)
• TypeSubstitution.cc (modified) (2 diffs)

src/SynTree/Type.cc ¶

@@ -10 +10 @@
 // Created On       : Mon May 18 07:44:20 2015
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Thu Mar 16 10:25:06 2017
-// Update Count     : 23
+// Last Modified On : Thu Mar 16 16:25:49 2017
+// Update Count     : 27
 //
 
@@ -19 +19 @@
 #include "Declaration.h"
 #include "Attribute.h"
+#include "InitTweak/InitTweak.h"
 #include "Common/utility.h"
 
@@ -64 +65 @@
 const char * Type::Qualifiers::Names[] = { "const", "restrict", "volatile", "lvalue", "mutex", "_Atomic" };
 
+Type *Type::stripDeclarator() {
+        Type * type = this;
+        while ( Type * at = InitTweak::getPointerBase( type ) ) {
+                type = at;
+        }
+        return type;
+}
+
 void Type::print( std::ostream &os, int indent ) const {
         if ( ! forall.empty() ) {

src/SynTree/Type.h ¶

@@ -10 +10 @@
 // Created On       : Mon May 18 07:44:20 2015
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Thu Mar 16 12:11:50 2017
-// Update Count     : 116
+// Last Modified On : Thu Mar 16 17:44:11 2017
+// Update Count     : 135
 //
 
@@ -21 +21 @@
 #include "SynTree.h"
 #include "Visitor.h"
+#include <strings.h>                                                                    // ffs
 
 class Type : public BaseSyntaxNode {
   public:
-        #define CommonBF( N ) \
+        // Simulate inheritance because union does not allow it.
+        #define BFCommon( BFType, N ) \
                 bool operator[]( unsigned int i ) const { return val & (1 << i); } \
                 bool any() const { return val != 0; } \
+                void reset() { val = 0; } \
+                int ffs() { return ::ffs( val ) - 1; } \
                 static const char * Names[]; \
+                BFType operator&=( BFType other ) { \
+                        val &= other.val; return *this; \
+                } \
+                BFType operator&( BFType other ) const { \
+                        BFType q = other; \
+                        q &= *this; \
+                        return q; \
+                } \
+                BFType operator|=( BFType other ) { \
+                        val |= other.val; return *this; \
+                } \
+                BFType operator|( BFType other ) const { \
+                        BFType q = other; \
+                        q |= *this; \
+                        return q; \
+                } \
+                BFType operator-=( BFType other ) { \
+                        val &= ~other.val; return *this; \
+                } \
                 void print( std::ostream & os ) const { \
                         if ( (*this).any() ) { \
@@ -50 +73 @@
                 FuncSpecifiers() : val( 0 ) {}
                 FuncSpecifiers( unsigned int val ) : val( val ) {}
-                CommonBF( NumFuncSpecifier )
+                bool operator==( FuncSpecifiers other ) const { return val == other.val; }
+                bool operator!=( FuncSpecifiers other ) const { return val != other.val; }
+                BFCommon( FuncSpecifiers, NumFuncSpecifier )
         }; // FuncSpecifiers
 
@@ -66 +91 @@
                 StorageClasses() : val( 0 ) {}
                 StorageClasses( unsigned int val ) : val( val ) {}
-                CommonBF( NumStorageClass )
+                bool operator==( StorageClasses other ) const { return val == other.val; }
+                bool operator!=( StorageClasses other ) const { return val != other.val; }
+                BFCommon( StorageClasses, NumStorageClass )
         }; // StorageClasses
 
@@ -92 +119 @@
                 bool operator<=( Qualifiers other ) const {
                         return isConst <= other.isConst && isVolatile <= other.isVolatile &&
-                                isMutex == other.isMutex && isAtomic == other.isAtomic;
+                                isMutex >= other.isMutex && isAtomic == other.isAtomic;
                 }
-                bool operator>=( Qualifiers other ) const {
-                        return isConst >= other.isConst && isVolatile >= other.isVolatile &&
-                                isMutex == other.isMutex && isAtomic == other.isAtomic;
-                }
-                bool operator<( Qualifiers other ) const {
-                        return *this != other && *this <= other;
-                }
-                bool operator>( Qualifiers other ) const {
-                        return *this != other && *this >= other;
-                }
-                Qualifiers operator&=( Type::Qualifiers other ) {
-                        val &= other.val; return *this;
-                }
-                Qualifiers operator+=( Qualifiers other ) {
-                        val |= other.val; return *this;
-                }
-                Qualifiers operator-=( Qualifiers other ) {
-                        val &= ~other.val; return *this;
-                }
-                Qualifiers operator+( Qualifiers other ) const {
-                        Qualifiers q = other;
-                        q += *this;
-                        return q;
-                }
-                CommonBF( NumTypeQualifier )
+                bool operator<( Qualifiers other ) const { return *this != other && *this <= other; }
+                bool operator>=( Qualifiers other ) const { return ! (*this < other); }
+                bool operator>( Qualifiers other ) const { return *this != other && *this >= other; }
+                BFCommon( Qualifiers, NumTypeQualifier )
         }; // Qualifiers
 
@@ -147 +153 @@
         virtual bool isVoid() const { return size() == 0; }
         virtual Type * getComponent( unsigned i ) { assertf( size() == 1 && i == 0, "Type::getComponent was called with size %d and index %d\n", size(), i ); return this; }
+
+        Type *stripDeclarator();
 
         virtual bool isComplete() const { return true; }

src/SynTree/TypeSubstitution.cc ¶

@@ -9 +9 @@
 // Author           : Richard C. Bilson
 // Created On       : Mon May 18 07:44:20 2015
-// Last Modified By : Rob Schluntz
-// Last Modified On : Tue Apr 26 11:15:29 2016
-// Update Count     : 3
+// Last Modified By : Peter A. Buhr
+// Last Modified On : Thu Mar 16 15:54:35 2017
+// Update Count     : 4
 //
 
@@ -127 +127 @@
                 subCount++;
                 Type *newtype = i->second->clone();
-                newtype->get_qualifiers() += inst->get_qualifiers();
+                newtype->get_qualifiers() |= inst->get_qualifiers();
                 delete inst;
                 return newtype;