Add Dump methods to printable types. (#681)

executable_semantics/interpreter/BUILD

@@ -17,6 +17,7 @@ cc_library(
         "//executable_semantics/ast:expression",
         "//executable_semantics/ast:function_definition",
         "//executable_semantics/ast:statement",
+        "@llvm-project//llvm:Support",
     ],
 )
 
@@ -26,6 +27,7 @@ cc_library(
     deps = [
         ":field_path",
         "//common:ostream",
+        "@llvm-project//llvm:Support",
     ],
 )
 
@@ -44,7 +46,10 @@ cc_library(
 cc_library(
     name = "field_path",
     hdrs = ["field_path.h"],
-    deps = ["//common:ostream"],
+    deps = [
+        "//common:ostream",
+        "@llvm-project//llvm:Support",
+    ],
 )
 
 cc_library(
@@ -56,6 +61,7 @@ cc_library(
         ":address",
         ":containers",
         "//common:ostream",
+        "@llvm-project//llvm:Support",
     ],
 )
 
@@ -67,6 +73,7 @@ cc_library(
         ":address",
         ":value",
         "//common:ostream",
+        "@llvm-project//llvm:Support",
     ],
 )
 
@@ -120,5 +127,6 @@ cc_library(
         "//common:ostream",
         "//executable_semantics/ast:function_definition",
         "//executable_semantics/ast:statement",
+        "@llvm-project//llvm:Support",
     ],
 )

executable_semantics/interpreter/action.h

@@ -12,6 +12,7 @@
 #include "executable_semantics/ast/statement.h"
 #include "executable_semantics/interpreter/stack.h"
 #include "executable_semantics/interpreter/value.h"
+#include "llvm/Support/Compiler.h"
 
 namespace Carbon {
 
@@ -56,6 +57,7 @@ struct Action {
   auto GetValAction() const -> const ValAction&;
 
   void Print(llvm::raw_ostream& out) const;
+  LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
 
   inline auto tag() const -> ActionKind {
     return std::visit([](const auto& t) { return t.Kind; }, value);

executable_semantics/interpreter/address.h

@@ -11,6 +11,7 @@
 
 #include "common/ostream.h"
 #include "executable_semantics/interpreter/field_path.h"
+#include "llvm/Support/Compiler.h"
 
 namespace Carbon {
 
@@ -42,6 +43,8 @@ class Address {
     out << "Address(" << index << ")" << field_path;
   }
 
+  LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
+
   // If *this represents the address of an object with a field named
   // `field_name`, this method returns the address of that field.
   auto SubobjectAddress(std::string field_name) const -> Address {

executable_semantics/interpreter/field_path.h

@@ -9,6 +9,7 @@
 #include <vector>
 
 #include "common/ostream.h"
+#include "llvm/Support/Compiler.h"
 
 namespace Carbon {
 
@@ -50,6 +51,8 @@ class FieldPath {
     }
   }
 
+  LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
+
  private:
   // The representation of FieldPath describes how to locate a Value within
   // another Value, so its implementation details are tied to the implementation

executable_semantics/interpreter/frame.cpp

@@ -4,8 +4,7 @@
 
 #include "executable_semantics/interpreter/frame.h"
 
-#include <ostream>
-
+#include "common/ostream.h"
 #include "executable_semantics/interpreter/action.h"
 
 namespace Carbon {

executable_semantics/interpreter/frame.h

@@ -13,6 +13,7 @@
 #include "executable_semantics/interpreter/address.h"
 #include "executable_semantics/interpreter/dictionary.h"
 #include "executable_semantics/interpreter/stack.h"
+#include "llvm/Support/Compiler.h"
 
 namespace Carbon {
 
@@ -51,6 +52,7 @@ struct Frame {
       : name(std::move(std::move(n))), scopes(s), todo(c), continuation() {}
 
   void Print(llvm::raw_ostream& out) const;
+  LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
 };
 
 }  // namespace Carbon

executable_semantics/interpreter/heap.h

@@ -10,6 +10,7 @@
 #include "common/ostream.h"
 #include "executable_semantics/interpreter/address.h"
 #include "executable_semantics/interpreter/value.h"
+#include "llvm/Support/Compiler.h"
 
 namespace Carbon {
 
@@ -42,6 +43,8 @@ class Heap {
   // Print all the values on the heap to the stream `out`.
   void Print(llvm::raw_ostream& out) const;
 
+  LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
+
  private:
   // Signal an error if the address is no longer alive.
   void CheckAlive(const Address& address, int line_num);

executable_semantics/interpreter/value.h

@@ -17,6 +17,7 @@
 #include "executable_semantics/interpreter/address.h"
 #include "executable_semantics/interpreter/field_path.h"
 #include "executable_semantics/interpreter/stack.h"
+#include "llvm/Support/Compiler.h"
 
 namespace Carbon {
 
@@ -242,6 +243,7 @@ struct Value {
                 int line_num) const -> const Value*;
 
   void Print(llvm::raw_ostream& out) const;
+  LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
 
  private:
   std::variant<IntValue, FunctionValue, PointerValue, BoolValue, StructValue,