diff options
Diffstat (limited to 'c_compiler/src/function.cpp')
| -rw-r--r-- | c_compiler/src/function.cpp | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/c_compiler/src/function.cpp b/c_compiler/src/function.cpp index 8ce3be0..5cdb33d 100644 --- a/c_compiler/src/function.cpp +++ b/c_compiler/src/function.cpp @@ -47,9 +47,9 @@ void Function::printXml() const printf("</Function>\n"); } -VariableStackBindings Function::printAsm(VariableStackBindings bindings, int& label_count) const +Bindings Function::printAsm(Bindings bindings, int& label_count) const { - VariableStackBindings original_bindings = bindings; + Bindings original_bindings = bindings; // Counting all the variables being declared in the function int variable_count = 0; if(statement_ != nullptr) @@ -71,11 +71,7 @@ VariableStackBindings Function::printAsm(VariableStackBindings bindings, int& la // This adds 2 to store the frame pointer and the return address int memory_needed = 4*(variable_count+max_argument_count+max_depth+2); - // make frame double word aligned - if(memory_needed % 8 != 0) - memory_needed += 4; - - printf("\t.text\n\t.globl\t%s\n%s:\n\taddiu\t$sp,$sp,-%d\n\tsw\t", + printf("\t.text\n\t.align\t2\n\t.globl\t%s\n%s:\n\taddiu\t$sp,$sp,-%d\n\tsw\t", id_.c_str(), id_.c_str(), memory_needed); printf("$31,%d($sp)\n\tsw\t$fp,%d($sp)\n\tmove\t$fp,$sp\n", memory_needed-4, memory_needed-8); @@ -91,10 +87,20 @@ VariableStackBindings Function::printAsm(VariableStackBindings bindings, int& la printf("\tmove\t$2,$0\n0:\n\tmove\t$sp,$fp\n\tlw\t$31,%d($sp)\n\tlw\t$fp,%d", memory_needed-4, memory_needed-8); printf("($sp)\n\taddiu\t$sp,$sp,%d\n\tjr\t$31\n\tnop\n", memory_needed); + auto string_lit_iterator = bindings.getStringLiteralIterator(); + if(string_lit_iterator.first != string_lit_iterator.second) + { + printf("\n\t.rdata\n\t.align\t2\n"); + for(auto itr = string_lit_iterator.first; itr != string_lit_iterator.second; ++itr) + { + printf("$%d_string:\n\t.ascii\t\"%s\\000\"", int(itr-string_lit_iterator.first), (*itr).c_str()); + } + } + return original_bindings; } -void Function::printParameterAsm(VariableStackBindings& bindings, int& frame_offset) const +void Function::printParameterAsm(Bindings& bindings, int& frame_offset) const { std::vector<DeclarationPtr> parameter_vector; DeclarationPtr parameter_list = parameter_list_; |