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Restart LLVM IR SSA generation

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This is the third go and I'm going for it!
This commit is contained in:
gingerBill
2016-07-30 00:09:30 +01:00
parent 32ab8fcf99
commit 776dc0e8f1
20 changed files with 1843 additions and 507 deletions
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49
src/parser.cpp
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@@ -35,8 +35,7 @@ struct AstFile {
AstScope *curr_scope;
isize scope_level;
isize error_count;
TokenPos error_prev_pos;
ErrorCollector error_collector;
// NOTE(bill): Error recovery
#define PARSER_MAX_FIX_COUNT 6
@@ -247,10 +246,10 @@ struct AstNode {
// TODO(bill): Unify Procedure Declarations and Literals
struct {
DeclarationKind kind;
AstNode *name; // AstNode_Identifier
AstNode *procedure_type; // AstNode_ProcedureType
AstNode *body; // AstNode_BlockStatement
AstNode *tag_list; // AstNode_TagExpression
AstNode *name; // AstNode_Identifier
AstNode *type; // AstNode_ProcedureType
AstNode *body; // AstNode_BlockStatement
AstNode *tag_list; // AstNode_TagExpression
isize tag_count;
} procedure_declaration;
struct {
@@ -459,10 +458,10 @@ AstEntity *ast_scope_insert(AstScope *scope, AstEntity entity) {
#define ast_file_err(f, token, fmt, ...) ast_file_err_(f, __FUNCTION__, token, fmt, ##__VA_ARGS__)
void ast_file_err_(AstFile *file, char *function, Token token, char *fmt, ...) {
// NOTE(bill): Duplicate error, skip it
if (!token_pos_are_equal(file->error_prev_pos, token.pos)) {
if (!token_pos_are_equal(file->error_collector.prev, token.pos)) {
va_list va;
file->error_prev_pos = token.pos;
file->error_collector.prev = token.pos;
#if 0
gb_printf_err("%s()\n", function);
@@ -473,7 +472,7 @@ void ast_file_err_(AstFile *file, char *function, Token token, char *fmt, ...) {
gb_bprintf_va(fmt, va));
va_end(va);
}
file->error_count++;
file->error_collector.count++;
}
@@ -760,7 +759,7 @@ gb_inline AstNode *make_procedure_declaration(AstFile *f, DeclarationKind kind,
AstNode *result = make_node(f, AstNode_ProcedureDeclaration);
result->procedure_declaration.kind = kind;
result->procedure_declaration.name = name;
result->procedure_declaration.procedure_type = procedure_type;
result->procedure_declaration.type = procedure_type;
result->procedure_declaration.body = body;
result->procedure_declaration.tag_list = tag_list;
result->procedure_declaration.tag_count = tag_count;
@@ -828,9 +827,9 @@ gb_inline b32 next_token(AstFile *f) {
gb_inline Token expect_token(AstFile *f, TokenKind kind) {
Token prev = f->cursor[0];
if (prev.kind != kind) {
ast_file_err(f, f->cursor[0], "Expected `%s`, got `%s`",
token_kind_to_string(kind),
token_kind_to_string(prev.kind));
ast_file_err(f, f->cursor[0], "Expected `%.*s`, got `%.*s`",
LIT(token_strings[kind]),
LIT(token_strings[prev.kind]));
}
next_token(f);
return prev;
@@ -839,8 +838,8 @@ gb_inline Token expect_token(AstFile *f, TokenKind kind) {
gb_inline Token expect_operator(AstFile *f) {
Token prev = f->cursor[0];
if (!gb_is_between(prev.kind, Token__OperatorBegin+1, Token__OperatorEnd-1)) {
ast_file_err(f, f->cursor[0], "Expected an operator, got `%s`",
token_kind_to_string(prev.kind));
ast_file_err(f, f->cursor[0], "Expected an operator, got `%.*s`",
LIT(token_strings[prev.kind]));
}
next_token(f);
return prev;
@@ -849,8 +848,8 @@ gb_inline Token expect_operator(AstFile *f) {
gb_inline Token expect_keyword(AstFile *f) {
Token prev = f->cursor[0];
if (!gb_is_between(prev.kind, Token__KeywordBegin+1, Token__KeywordEnd-1)) {
ast_file_err(f, f->cursor[0], "Expected a keyword, got `%s`",
token_kind_to_string(prev.kind));
ast_file_err(f, f->cursor[0], "Expected a keyword, got `%.*s`",
LIT(token_strings[prev.kind]));
}
next_token(f);
return prev;
@@ -1914,7 +1913,9 @@ AstNode *parse_statement(AstFile *f) {
case Token_Not:
s = parse_simple_statement(f);
if (s->kind != AstNode_ProcedureDeclaration && !allow_token(f, Token_Semicolon)) {
ast_file_err(f, f->cursor[0], "Expected `;` after statement, got `%s`", token_kind_to_string(f->cursor[0].kind));
ast_file_err(f, f->cursor[0],
"Expected `;` after statement, got `%.*s`",
LIT(token_strings[f->cursor[0].kind]));
}
return s;
@@ -1948,7 +1949,9 @@ AstNode *parse_statement(AstFile *f) {
}
ast_file_err(f, token, "Expected a statement, got `%s`", token_kind_to_string(token.kind));
ast_file_err(f, token,
"Expected a statement, got `%.*s`",
LIT(token_strings[token.kind]));
fix_advance_to_next_statement(f);
return make_bad_statement(f, token, f->cursor[0]);
}
@@ -2031,11 +2034,11 @@ b32 init_parser(Parser *p) {
void destroy_parser(Parser *p) {
// TODO(bill): Fix memory leak
for (isize i = 0; i < gb_array_count(p->files); i++) {
gb_for_array(i, p->files) {
destroy_ast_file(&p->files[i]);
}
#if 1
for (isize i = 0; i < gb_array_count(p->imports); i++) {
gb_for_array(i, p->imports) {
// gb_free(gb_heap_allocator(), p->imports[i].text);
}
#endif
@@ -2045,7 +2048,7 @@ void destroy_parser(Parser *p) {
// NOTE(bill): Returns true if it's added
b32 try_add_import_path(Parser *p, String import_file) {
for (isize i = 0; i < gb_array_count(p->imports); i++) {
gb_for_array(i, p->imports) {
String import = p->imports[i];
if (are_strings_equal(import, import_file)) {
return false;
@@ -2161,7 +2164,7 @@ ParseFileError parse_files(Parser *p, char *init_filename) {
String init_fullpath = make_string(fullpath_str);
gb_array_append(p->imports, init_fullpath);
for (isize i = 0; i < gb_array_count(p->imports); i++) {
gb_for_array(i, p->imports) {
String import_path = p->imports[i];
AstFile file = {};
ParseFileError err = init_ast_file(&file, import_path);