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Improved defer functionality, handling goto, conditional defers, next, break, continue, fixed bugs with module path detection. Improved switch parsing. Better errors on unknown module.

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This commit is contained in:
Christoffer Lerno
2020-01-28 23:41:10 +01:00
parent 7b4ed09517
commit b437cb545f
17 changed files with 699 additions and 326 deletions
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10
src/compiler/llvm_codegen_function.c
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@@ -112,8 +112,10 @@ void gencontext_emit_function_body(GenContext *context, Decl *decl)
label->label_stmt.backend_value = gencontext_create_free_block(context, label->label_stmt.name);
}
gencontext_emit_compound_stmt(context, decl->func.body);
VECEACH(decl->func.body->compound_stmt.stmts, i)
{
gencontext_emit_stmt(context, decl->func.body->compound_stmt.stmts[i]);
}
if (!LLVMGetFirstInstruction(context->current_block) && !LLVMGetFirstUse(LLVMBasicBlockAsValue(context->current_block)))
{
@@ -122,10 +124,12 @@ void gencontext_emit_function_body(GenContext *context, Decl *decl)
context->current_block = prev_block;
LLVMPositionBuilderAtEnd(context->builder, context->current_block);
}
// Insert a return if needed.
// Insert a return (and defer) if needed.
if (!LLVMGetBasicBlockTerminator(context->current_block))
{
assert(decl->func.function_signature.rtype->type->type_kind == TYPE_VOID);
assert(decl->func.body->compound_stmt.defer_list.end == NULL);
gencontext_emit_defer(context, decl->func.body->compound_stmt.defer_list.start, NULL);
LLVMBuildRetVoid(context->builder);
}