From 3b24d67e09ffbfd3ab5ea959db3e4df24d0415c0 Mon Sep 17 00:00:00 2001
From: hatsusato <knightspm5@gmail.com>
Date: Mon, 13 Jun 2016 02:01:19 +0900
Subject: [PATCH 01/11] Add symbol_table files

---
 src/code_generator/symbol_table.c      | 1 +
 src/code_generator/symbol_table.h      | 4 ++++
 src/code_generator/symbol_table_impl.h | 4 ++++
 3 files changed, 9 insertions(+)
 create mode 100644 src/code_generator/symbol_table.c
 create mode 100644 src/code_generator/symbol_table.h
 create mode 100644 src/code_generator/symbol_table_impl.h

diff --git a/src/code_generator/symbol_table.c b/src/code_generator/symbol_table.c
new file mode 100644
index 00000000..05d7d9e8
--- /dev/null
+++ b/src/code_generator/symbol_table.c
@@ -0,0 +1 @@
+#include "code_generator/symbol_table.h"
diff --git a/src/code_generator/symbol_table.h b/src/code_generator/symbol_table.h
new file mode 100644
index 00000000..7acdba8b
--- /dev/null
+++ b/src/code_generator/symbol_table.h
@@ -0,0 +1,4 @@
+#ifndef KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_H
+#define KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_H
+
+#endif  /* KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_H */
diff --git a/src/code_generator/symbol_table_impl.h b/src/code_generator/symbol_table_impl.h
new file mode 100644
index 00000000..2a5c4332
--- /dev/null
+++ b/src/code_generator/symbol_table_impl.h
@@ -0,0 +1,4 @@
+#ifndef KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_IMPL_H
+#define KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_IMPL_H
+
+#endif  /* KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_IMPL_H */

From f6176b8b601b342ca4a3c06de923c4e78aa8460a Mon Sep 17 00:00:00 2001
From: hatsusato <knightspm5@gmail.com>
Date: Fri, 17 Jun 2016 10:40:44 +0900
Subject: [PATCH 02/11] Add struct SymbolInfo

---
 src/code_generator/symbol_table.h      | 2 ++
 src/code_generator/symbol_table_impl.h | 6 ++++++
 2 files changed, 8 insertions(+)

diff --git a/src/code_generator/symbol_table.h b/src/code_generator/symbol_table.h
index 7acdba8b..2beb8869 100644
--- a/src/code_generator/symbol_table.h
+++ b/src/code_generator/symbol_table.h
@@ -1,4 +1,6 @@
 #ifndef KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_H
 #define KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_H
 
+typedef struct SymbolInfo* SymbolInfoRef;
+
 #endif  /* KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_H */
diff --git a/src/code_generator/symbol_table_impl.h b/src/code_generator/symbol_table_impl.h
index 2a5c4332..a394e77a 100644
--- a/src/code_generator/symbol_table_impl.h
+++ b/src/code_generator/symbol_table_impl.h
@@ -1,4 +1,10 @@
 #ifndef KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_IMPL_H
 #define KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_IMPL_H
 
+struct SymbolInfo {
+  StringRef name;
+  LLVMTypeRef type;
+  LLVMValueRef value;
+};
+
 #endif  /* KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_IMPL_H */

From df87309ad91c5917c43cd8030a12c90ac84c0b18 Mon Sep 17 00:00:00 2001
From: hatsusato <knightspm5@gmail.com>
Date: Fri, 17 Jun 2016 10:49:33 +0900
Subject: [PATCH 03/11] Add struct SymbolBlock

---
 src/code_generator/symbol_table.h      | 1 +
 src/code_generator/symbol_table_impl.h | 7 +++++++
 2 files changed, 8 insertions(+)

diff --git a/src/code_generator/symbol_table.h b/src/code_generator/symbol_table.h
index 2beb8869..0bc5566c 100644
--- a/src/code_generator/symbol_table.h
+++ b/src/code_generator/symbol_table.h
@@ -2,5 +2,6 @@
 #define KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_H
 
 typedef struct SymbolInfo* SymbolInfoRef;
+typedef struct SymbolBlock* SymbolBlockRef;
 
 #endif  /* KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_H */
diff --git a/src/code_generator/symbol_table_impl.h b/src/code_generator/symbol_table_impl.h
index a394e77a..8764408a 100644
--- a/src/code_generator/symbol_table_impl.h
+++ b/src/code_generator/symbol_table_impl.h
@@ -7,4 +7,11 @@ struct SymbolInfo {
   LLVMValueRef value;
 };
 
+DECLARE_VECTOR(SymbolInfoRef);
+
+struct SymbolBlock {
+  StringRef name;
+  VECTORREF(SymbolInfoRef) symbols;
+};
+
 #endif  /* KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_IMPL_H */

From abe797234fad97b4d241454a6d270525d8a09fc4 Mon Sep 17 00:00:00 2001
From: hatsusato <knightspm5@gmail.com>
Date: Fri, 17 Jun 2016 10:52:38 +0900
Subject: [PATCH 04/11] Add struct SymbolTable

---
 src/code_generator/symbol_table.h      | 1 +
 src/code_generator/symbol_table_impl.h | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/src/code_generator/symbol_table.h b/src/code_generator/symbol_table.h
index 0bc5566c..6df341c9 100644
--- a/src/code_generator/symbol_table.h
+++ b/src/code_generator/symbol_table.h
@@ -3,5 +3,6 @@
 
 typedef struct SymbolInfo* SymbolInfoRef;
 typedef struct SymbolBlock* SymbolBlockRef;
+typedef struct SymbolTable* SymbolTableRef;
 
 #endif  /* KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_H */
diff --git a/src/code_generator/symbol_table_impl.h b/src/code_generator/symbol_table_impl.h
index 8764408a..e39c1750 100644
--- a/src/code_generator/symbol_table_impl.h
+++ b/src/code_generator/symbol_table_impl.h
@@ -14,4 +14,10 @@ struct SymbolBlock {
   VECTORREF(SymbolInfoRef) symbols;
 };
 
+DECLARE_VECTOR(SymbolBlockRef);
+
+struct SymbolTable {
+  VECTORREF(SymbolBlockRef) stack;
+};
+
 #endif  /* KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_IMPL_H */

From 767d9e01de356b436d4c1c03d91b9ea4da4fae0b Mon Sep 17 00:00:00 2001
From: hatsusato <knightspm5@gmail.com>
Date: Fri, 17 Jun 2016 10:57:24 +0900
Subject: [PATCH 05/11] Add DEFINE_VECTOR macro for symbol structures

---
 src/code_generator/symbol_table.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/code_generator/symbol_table.c b/src/code_generator/symbol_table.c
index 05d7d9e8..a5e67d76 100644
--- a/src/code_generator/symbol_table.c
+++ b/src/code_generator/symbol_table.c
@@ -1 +1,4 @@
 #include "code_generator/symbol_table.h"
+
+DEFINE_VECTOR(SymbolInfoRef)
+DEFINE_VECTOR(SymbolBlockRef)

From 7820fcb00ae47e68f3f46b78430462a2ac5dd0e7 Mon Sep 17 00:00:00 2001
From: hatsusato <knightspm5@gmail.com>
Date: Fri, 17 Jun 2016 11:20:05 +0900
Subject: [PATCH 06/11] Fix symbol_table_impl.h

Add missing headers
---
 src/code_generator/symbol_table_impl.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/code_generator/symbol_table_impl.h b/src/code_generator/symbol_table_impl.h
index e39c1750..179530d3 100644
--- a/src/code_generator/symbol_table_impl.h
+++ b/src/code_generator/symbol_table_impl.h
@@ -1,20 +1,24 @@
 #ifndef KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_IMPL_H
 #define KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_IMPL_H
 
+#include <llvm-c/Core.h>
+#include "stdstring.h"
+#include "vector.h"
+
 struct SymbolInfo {
   StringRef name;
   LLVMTypeRef type;
   LLVMValueRef value;
 };
 
-DECLARE_VECTOR(SymbolInfoRef);
+DECLARE_VECTOR(SymbolInfoRef)
 
 struct SymbolBlock {
   StringRef name;
   VECTORREF(SymbolInfoRef) symbols;
 };
 
-DECLARE_VECTOR(SymbolBlockRef);
+DECLARE_VECTOR(SymbolBlockRef)
 
 struct SymbolTable {
   VECTORREF(SymbolBlockRef) stack;

From abfd7bbbfd3ef4665e2d5a7a9fee32c371006b88 Mon Sep 17 00:00:00 2001
From: hatsusato <knightspm5@gmail.com>
Date: Fri, 17 Jun 2016 11:22:47 +0900
Subject: [PATCH 07/11] Add symbol_info_{ctor,dtor}

---
 src/code_generator/symbol_table.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/src/code_generator/symbol_table.c b/src/code_generator/symbol_table.c
index a5e67d76..5361034a 100644
--- a/src/code_generator/symbol_table.c
+++ b/src/code_generator/symbol_table.c
@@ -1,4 +1,23 @@
 #include "code_generator/symbol_table.h"
+#include "code_generator/symbol_table_impl.h"
+#include "stdstring.h"
+#include "utility.h"
 
 DEFINE_VECTOR(SymbolInfoRef)
 DEFINE_VECTOR(SymbolBlockRef)
+
+SymbolInfoRef symbol_info_ctor(StringRef name, LLVMTypeRef type,
+                               LLVMValueRef value) {
+  const SymbolInfoRef symbol = safe_malloc(struct SymbolInfo);
+  const StringRef symbol_name = string_ctor(string_data(name), NULL);
+  symbol->name = symbol_name;
+  symbol->type = type;
+  symbol->value = value;
+  return symbol;
+}
+
+void symbol_info_dtor(SymbolInfoRef* pself) {
+  assert(pself);
+  string_dtor(&(*pself)->name);
+  safe_free(*pself);
+}

From 3609b4941c137b1f691b7a679e87e33ed33e43d5 Mon Sep 17 00:00:00 2001
From: hatsusato <knightspm5@gmail.com>
Date: Fri, 17 Jun 2016 11:33:12 +0900
Subject: [PATCH 08/11] Add symbol_block_{ctor,dtor}

---
 src/code_generator/symbol_table.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/src/code_generator/symbol_table.c b/src/code_generator/symbol_table.c
index 5361034a..e881882b 100644
--- a/src/code_generator/symbol_table.c
+++ b/src/code_generator/symbol_table.c
@@ -21,3 +21,27 @@ void symbol_info_dtor(SymbolInfoRef* pself) {
   string_dtor(&(*pself)->name);
   safe_free(*pself);
 }
+
+SymbolBlockRef symbol_block_ctor(StringRef name) {
+  const SymbolBlockRef block = safe_malloc(struct SymbolBlock);
+  const StringRef block_name = string_ctor(string_data(name), NULL);
+  block->name = block_name;
+  block->symbols = VECTORFUNC(SymbolInfoRef, ctor)(NULL);
+  return block;
+}
+
+void symbol_block_dtor(SymbolBlockRef* pself) {
+  assert(pself);
+  string_dtor(&(*pself)->name);
+  {
+    const VECTORREF(SymbolInfoRef) vector = (*pself)->symbols;
+    SymbolInfoRef* iter = VECTORFUNC(SymbolInfoRef, begin)(vector);
+    const SymbolInfoRef* const end = VECTORFUNC(SymbolInfoRef, end)(vector);
+    for (; iter != end; ++iter) {
+      SymbolInfoRef* const tmp = iter;
+      symbol_info_dtor(tmp);
+    }
+    VECTORFUNC(SymbolInfoRef, dtor)(&(*pself)->symbols);
+  }
+  safe_free(*pself);
+}

From 2e5867c896d77c4a49b45007797a992869fa5776 Mon Sep 17 00:00:00 2001
From: hatsusato <knightspm5@gmail.com>
Date: Fri, 17 Jun 2016 11:54:36 +0900
Subject: [PATCH 09/11] Add symbol_table_{ctor,dtor}

---
 src/code_generator/symbol_table.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/src/code_generator/symbol_table.c b/src/code_generator/symbol_table.c
index e881882b..9b6fd036 100644
--- a/src/code_generator/symbol_table.c
+++ b/src/code_generator/symbol_table.c
@@ -45,3 +45,24 @@ void symbol_block_dtor(SymbolBlockRef* pself) {
   }
   safe_free(*pself);
 }
+
+SymbolTableRef symbol_table_ctor(void) {
+  const SymbolTableRef table = safe_malloc(struct SymbolTable);
+  table->stack = VECTORFUNC(SymbolBlockRef, ctor)(NULL);
+  return table;
+}
+
+void symbol_table_dtor(SymbolTableRef* pself) {
+  assert(pself);
+  {
+    const VECTORREF(SymbolBlockRef) vector = (*pself)->stack;
+    SymbolBlockRef* iter = VECTORFUNC(SymbolBlockRef, begin)(vector);
+    const SymbolBlockRef* const end = VECTORFUNC(SymbolBlockRef, end)(vector);
+    for (; iter != end; ++iter) {
+      SymbolBlockRef* const tmp = iter;
+      symbol_block_dtor(tmp);
+    }
+    VECTORFUNC(SymbolBlockRef, dtor)(&(*pself)->stack);
+  }
+  safe_free(*pself);
+}

From b2f30f681d836451dcb179163eefa5c1fac4f9b8 Mon Sep 17 00:00:00 2001
From: hatsusato <knightspm5@gmail.com>
Date: Fri, 17 Jun 2016 14:01:03 +0900
Subject: [PATCH 10/11] Add global symbol table initializer/filinalizer

---
 src/code_generator/symbol_table.c | 12 ++++++++++++
 src/code_generator/symbol_table.h |  3 +++
 2 files changed, 15 insertions(+)

diff --git a/src/code_generator/symbol_table.c b/src/code_generator/symbol_table.c
index 9b6fd036..eaa3b834 100644
--- a/src/code_generator/symbol_table.c
+++ b/src/code_generator/symbol_table.c
@@ -6,6 +6,8 @@
 DEFINE_VECTOR(SymbolInfoRef)
 DEFINE_VECTOR(SymbolBlockRef)
 
+static SymbolTableRef g_symbol_table;
+
 SymbolInfoRef symbol_info_ctor(StringRef name, LLVMTypeRef type,
                                LLVMValueRef value) {
   const SymbolInfoRef symbol = safe_malloc(struct SymbolInfo);
@@ -66,3 +68,13 @@ void symbol_table_dtor(SymbolTableRef* pself) {
   }
   safe_free(*pself);
 }
+
+void initialize_symbol_table(StringRef name) {
+  assert(!g_symbol_table);
+  g_symbol_table = symbol_table_ctor(name);
+}
+
+void finalize_symbol_table(void) {
+  assert(g_symbol_table);
+  symbol_table_dtor(&g_symbol_table);
+}
diff --git a/src/code_generator/symbol_table.h b/src/code_generator/symbol_table.h
index 6df341c9..25345a58 100644
--- a/src/code_generator/symbol_table.h
+++ b/src/code_generator/symbol_table.h
@@ -5,4 +5,7 @@ typedef struct SymbolInfo* SymbolInfoRef;
 typedef struct SymbolBlock* SymbolBlockRef;
 typedef struct SymbolTable* SymbolTableRef;
 
+void initialize_symbol_table(StringRef name);
+void finalize_symbol_table(void);
+
 #endif  /* KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_H */

From b9f9e0afabd9d94e889396120055bd4b3d8657e9 Mon Sep 17 00:00:00 2001
From: hatsusato <knightspm5@gmail.com>
Date: Fri, 24 Jun 2016 14:52:58 +0900
Subject: [PATCH 11/11] Fix a bug

---
 src/code_generator/symbol_table.c | 4 ++--
 src/code_generator/symbol_table.h | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/code_generator/symbol_table.c b/src/code_generator/symbol_table.c
index eaa3b834..6bab01ac 100644
--- a/src/code_generator/symbol_table.c
+++ b/src/code_generator/symbol_table.c
@@ -69,9 +69,9 @@ void symbol_table_dtor(SymbolTableRef* pself) {
   safe_free(*pself);
 }
 
-void initialize_symbol_table(StringRef name) {
+void initialize_symbol_table(void) {
   assert(!g_symbol_table);
-  g_symbol_table = symbol_table_ctor(name);
+  g_symbol_table = symbol_table_ctor();
 }
 
 void finalize_symbol_table(void) {
diff --git a/src/code_generator/symbol_table.h b/src/code_generator/symbol_table.h
index 25345a58..ea9fa8e5 100644
--- a/src/code_generator/symbol_table.h
+++ b/src/code_generator/symbol_table.h
@@ -5,7 +5,7 @@ typedef struct SymbolInfo* SymbolInfoRef;
 typedef struct SymbolBlock* SymbolBlockRef;
 typedef struct SymbolTable* SymbolTableRef;
 
-void initialize_symbol_table(StringRef name);
+void initialize_symbol_table(void);
 void finalize_symbol_table(void);
 
 #endif  /* KMC_C90_COMPILER_CODE_GENERATOR_SYMBOL_TABLE_H */