GCC Code Coverage Report

Directory:	./
File:	src/sema/bindings.h
Date:	2023-04-27 00:55:30

	Exec	Total	Coverage
Lines:	40	41	97.6%
Functions:	11	11	100.0%
Branches:	114	216	52.8%

  
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      #ifndef LYTHON_SEMA_BINDINGS_HEADER
    
      #define LYTHON_SEMA_BINDINGS_HEADER
    
      #include "dependencies/coz_wrap.h"
    
      #include "sema/builtin.h"
    
      namespace lython {
    
      struct BindingEntry {
    
          BindingEntry(StringRef a       = StringRef(),
    
                       Node*     b       = nullptr,
    
                       TypeExpr* c       = nullptr,
    
      25
                       bool      dynamic = false):
    
      25
              name(a),
    
      25
              value(b), type(c), dynamic(dynamic) {}
    
          bool operator==(BindingEntry const& b) const {
    
              return name == b.name && value == b.value && type == b.type;
    
          }
    
          StringRef name;
    
          Node*     value   = nullptr;
    
          TypeExpr* type    = nullptr;
    
          bool      dynamic = false;  // used to specify that this entry is dynamic
    
                                      // and its address can change at runtime
    
      };
    
      std::ostream& print(std::ostream& out, BindingEntry const& entry);
    
      struct Bindings {
    
          Bindings() {
    
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      1
              bindings.reserve(128);
    
      #define TYPE(name) add(String(#name), name##_t(), Type_t());
    
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      1
              BUILTIN_TYPES(TYPE)
    
      #undef TYPE
    
              // Builtin constant
    
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              add(String("None"), None(), None_t());
    
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              add(String("True"), True(), bool_t());
    
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              add(String("False"), False(), bool_t());
    
      1
          }
    
          // returns the varid it was inserted as
    
          inline int add(StringRef const& name, Node* value, TypeExpr* type) {
    
              COZ_BEGIN("T::Bindings::add");
    
      25
              auto size = int(bindings.size());
    
      25
              bool dynamic = !nested;
    
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              bindings.push_back({name, value, type, dynamic});
    
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      25
              if (!nested) {
    
      21
                  global_index += 1;
    
              }
    
              COZ_PROGRESS_NAMED("Bindings::add");
    
              COZ_END("T::Bindings::add");
    
      25
              return size;
    
          }
    
          inline void set_type(int varid, TypeExpr* type) {
    
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      127
              if (varid < 0 && varid > bindings.size())
    
      ✗
                  return;
    
      127
              bindings[varid].type = type;
    
          }
    
          inline void set_value(int varid, Node* value) { bindings[varid].value = value; }
    
          inline TypeExpr* get_type(int varid) const {
    
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      751
              if (varid < 0 && varid > bindings.size())
    
      239
                  return nullptr;
    
      512
              return bindings[varid].type;
    
          }
    
          inline Node* get_value(int varid) const {
    
              COZ_BEGIN("T::Bindings::get_value");
    
      251
              Node* result = nullptr;
    
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      251
              if (!(varid < 0 && varid > bindings.size()))
    
      247
                  result = bindings[varid].value;
    
              COZ_PROGRESS_NAMED("Bindings::get_value");
    
              COZ_END("T::Bindings::get_value");
    
      251
              return result;
    
          }
    
          StringRef get_name(int varid) const {
    
              if (varid < 0 && varid > bindings.size())
    
                  return StringRef();
    
              return bindings[varid].name;
    
          }
    
          bool is_dynamic(int varid) const { return varid >= global_index; }
    
          int get_varid(StringRef name) const {
    
              COZ_BEGIN("T::Bindings::get_varid");
    
      1047
              auto start = std::rbegin(bindings);
    
      1047
              auto end   = std::rend(bindings);
    
      1047
              int value = -1;
    
      1047
              int i     = 0;
    
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              while (start != end) {
    
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                  if (start->name == name) {
    
      792
                      value = int(bindings.size()) - i - 1;
    
      792
                      break;
    
                  }
    
      10986
                  ++start;
    
      10986
                  i += 1;
    
              }
    
              COZ_PROGRESS_NAMED("Bindings::get_varid");
    
              COZ_END("T::Bindings::get_varid");
    
      1047
              return value;
    
          }
    
          String __str__() const {
    
              StringStream ss;
    
              dump(ss);
    
              return ss.str();
    
          }
    
          void dump(std::ostream& out) const;
    
          Array<BindingEntry> bindings;
    
          // We keep track of when the global binding starts
    
          // so we know when we need to do a dynamic lookup of a static one
    
          int  global_index = 0;
    
          bool nested       = false;
    
      };
    
      struct Scope {
    
          Scope(Bindings& array): bindings(array), oldsize(bindings.bindings.size()) {
    
      220
              bindings.nested = true;
    
      220
          }
    
          ~Scope() {
    
      220
              bindings.bindings.resize(oldsize);
    
      220
              bindings.nested = false;
    
      220
          }
    
          Bindings&   bindings;
    
          std::size_t oldsize;
    
      };
    
      struct ScopedFlag {
    
          ScopedFlag(Dict<StringRef, bool>& array, StringRef flag): flags(array), flag(flag) {
    
              flags[flag] = true;
    
          }
    
          ~ScopedFlag() { flags.erase(flag); }
    
          Dict<StringRef, bool>& flags;
    
          StringRef              flag;
    
      };
    
      }  // namespace lython
    
      #endif

Line	Branch	Exec	Source
1			#ifndef LYTHON_SEMA_BINDINGS_HEADER
2			#define LYTHON_SEMA_BINDINGS_HEADER
3
4			#include "dependencies/coz_wrap.h"
5			#include "sema/builtin.h"
6
7			namespace lython {
8
9			struct BindingEntry {
10			BindingEntry(StringRef a = StringRef(),
11			Node* b = nullptr,
12			TypeExpr* c = nullptr,
13		25	bool dynamic = false):
14		25	name(a),
15		25	value(b), type(c), dynamic(dynamic) {}
16
17			bool operator==(BindingEntry const& b) const {
18			return name == b.name && value == b.value && type == b.type;
19			}
20
21			StringRef name;
22			Node* value = nullptr;
23			TypeExpr* type = nullptr;
24			bool dynamic = false; // used to specify that this entry is dynamic
25			// and its address can change at runtime
26			};
27
28			std::ostream& print(std::ostream& out, BindingEntry const& entry);
29
30			struct Bindings {
31			Bindings() {
32	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	1	bindings.reserve(128);
33
34			#define TYPE(name) add(String(#name), name##_t(), Type_t());
35
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37
38			#undef TYPE
39
40			// Builtin constant
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44		1	}
45
46			// returns the varid it was inserted as
47			inline int add(StringRef const& name, Node* value, TypeExpr* type) {
48			COZ_BEGIN("T::Bindings::add");
49
50		25	auto size = int(bindings.size());
51
52		25	bool dynamic = !nested;
53	3/6 ✓ Branch 1 taken 25 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 25 times. ✗ Branch 5 not taken. ✓ Branch 7 taken 25 times. ✗ Branch 8 not taken.	25	bindings.push_back({name, value, type, dynamic});
54
55	2/2 ✓ Branch 0 taken 21 times. ✓ Branch 1 taken 4 times.	25	if (!nested) {
56		21	global_index += 1;
57			}
58
59			COZ_PROGRESS_NAMED("Bindings::add");
60			COZ_END("T::Bindings::add");
61		25	return size;
62			}
63
64			inline void set_type(int varid, TypeExpr* type) {
65	2/6 ✗ Branch 0 not taken. ✓ Branch 1 taken 127 times. ✗ Branch 3 not taken. ✗ Branch 4 not taken. ✗ Branch 5 not taken. ✓ Branch 6 taken 127 times.	127	if (varid < 0 && varid > bindings.size())
66		✗	return;
67
68		127	bindings[varid].type = type;
69			}
70
71			inline void set_value(int varid, Node* value) { bindings[varid].value = value; }
72
73			inline TypeExpr* get_type(int varid) const {
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75		239	return nullptr;
76		512	return bindings[varid].type;
77			}
78
79			inline Node* get_value(int varid) const {
80			COZ_BEGIN("T::Bindings::get_value");
81
82		251	Node* result = nullptr;
83
84	5/6 ✓ Branch 0 taken 4 times. ✓ Branch 1 taken 247 times. ✗ Branch 3 not taken. ✓ Branch 4 taken 4 times. ✓ Branch 5 taken 247 times. ✓ Branch 6 taken 4 times.	251	if (!(varid < 0 && varid > bindings.size()))
85		247	result = bindings[varid].value;
86
87			COZ_PROGRESS_NAMED("Bindings::get_value");
88			COZ_END("T::Bindings::get_value");
89		251	return result;
90			}
91
92			StringRef get_name(int varid) const {
93			if (varid < 0 && varid > bindings.size())
94			return StringRef();
95			return bindings[varid].name;
96			}
97
98			bool is_dynamic(int varid) const { return varid >= global_index; }
99
100			int get_varid(StringRef name) const {
101			COZ_BEGIN("T::Bindings::get_varid");
102
103		1047	auto start = std::rbegin(bindings);
104		1047	auto end = std::rend(bindings);
105
106		1047	int value = -1;
107		1047	int i = 0;
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109	3/4 ✓ Branch 1 taken 11778 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 792 times. ✓ Branch 5 taken 10986 times.	11778	if (start->name == name) {
110		792	value = int(bindings.size()) - i - 1;
111		792	break;
112			}
113		10986	++start;
114		10986	i += 1;
115			}
116
117			COZ_PROGRESS_NAMED("Bindings::get_varid");
118			COZ_END("T::Bindings::get_varid");
119		1047	return value;
120			}
121
122			String __str__() const {
123			StringStream ss;
124			dump(ss);
125			return ss.str();
126			}
127
128			void dump(std::ostream& out) const;
129
130			Array<BindingEntry> bindings;
131
132			// We keep track of when the global binding starts
133			// so we know when we need to do a dynamic lookup of a static one
134			int global_index = 0;
135			bool nested = false;
136			};
137
138			struct Scope {
139			Scope(Bindings& array): bindings(array), oldsize(bindings.bindings.size()) {
140		220	bindings.nested = true;
141		220	}
142
143			~Scope() {
144		220	bindings.bindings.resize(oldsize);
145		220	bindings.nested = false;
146		220	}
147
148			Bindings& bindings;
149			std::size_t oldsize;
150			};
151
152			struct ScopedFlag {
153			ScopedFlag(Dict<StringRef, bool>& array, StringRef flag): flags(array), flag(flag) {
154			flags[flag] = true;
155			}
156
157			~ScopedFlag() { flags.erase(flag); }
158
159			Dict<StringRef, bool>& flags;
160			StringRef flag;
161			};
162
163			} // namespace lython
164
165			#endif
166