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[Decomp] Math library: transform and quaternion (#344)

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* decompile transform

* types for quaternion

* part of quaternion

* finish quaternion

* fix offline test reference

* wip fix to let issue

* fix
This commit is contained in:
water111
2021-04-02 11:35:14 -04:00
committed by GitHub
parent 7867de8fd7
commit 9969445cf7
44 changed files with 3485 additions and 459 deletions
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decompiler/IR2/AtomicOpForm.cpp
+40 -15
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@@ -85,23 +85,48 @@ FormElement* SetVarOp::get_as_form(FormPool& pool, const Env& env) const {
// do some analysis to look for coloring moves which are already eliminated,
// dead sets, and dead set falses.
if (m_src.kind() == SimpleExpression::Kind::IDENTITY && env.has_local_vars() &&
env.has_reg_use()) {
if (env.op_id_is_eliminated_coloring_move(m_my_idx)) {
result->eliminate_as_coloring_move();
} else if (m_src.get_arg(0).is_var()) {
auto& src_var = m_src.get_arg(0).var();
auto& ri = env.reg_use().op.at(m_my_idx);
if (ri.consumes.find(src_var.reg()) != ri.consumes.end() &&
ri.written_and_unused.find(dst().reg()) != ri.written_and_unused.end()) {
result->mark_as_dead_set();
// fmt::print("marked {} as dead set\n", to_string(env));
if (env.has_local_vars() && env.has_reg_use()) {
if (m_src.kind() == SimpleExpression::Kind::IDENTITY) {
if (env.op_id_is_eliminated_coloring_move(m_my_idx)) {
result->eliminate_as_coloring_move();
} else if (m_src.get_arg(0).is_var()) {
auto& src_var = m_src.get_arg(0).var();
auto& ri = env.reg_use().op.at(m_my_idx);
// Note: we don't technically need to require consumes here.
// however, the coloring used by the GOAL compiler seems to always satisfy this, so until
// I find a counterexample, I'm going to leave it like this.
if (ri.written_and_unused.find(dst().reg()) != ri.written_and_unused.end() &&
src_var.reg().allowed_local_gpr() && m_dst.reg().allowed_local_gpr()) {
result->mark_as_dead_set();
auto menv = const_cast<Env*>(&env);
if (ri.consumes.find(src_var.reg()) == ri.consumes.end()) {
menv->disable_use(src_var);
}
// fmt::print("marked {} as dead set\n", to_string(env));
}
} else if (m_src.get_arg(0).is_sym_val() && m_src.get_arg(0).get_str() == "#f" &&
m_dst.reg().allowed_local_gpr()) {
auto& ri = env.reg_use().op.at(m_my_idx);
if (ri.written_and_unused.find(dst().reg()) != ri.written_and_unused.end()) {
result->mark_as_dead_false();
// fmt::print("marked {} as dead set false\n", to_string(env));
}
}
} else if (m_src.get_arg(0).is_sym_val() && m_src.get_arg(0).get_str() == "#f") {
}
if (m_src.kind() == SimpleExpression::Kind::FPR_TO_GPR) {
auto& ri = env.reg_use().op.at(m_my_idx);
if (ri.written_and_unused.find(dst().reg()) != ri.written_and_unused.end()) {
result->mark_as_dead_false();
// fmt::print("marked {} as dead set false\n", to_string(env));
// Note: unlike the GPR case, there are sometimes dead moves that don't consume.
if (ri.written_and_unused.find(dst().reg()) != ri.written_and_unused.end() &&
m_dst.reg().allowed_local_gpr()) {
result->mark_as_dead_set();
auto& src_var = m_src.get_arg(0).var();
auto menv = const_cast<Env*>(&env);
if (ri.consumes.find(src_var.reg()) == ri.consumes.end()) {
menv->disable_use(src_var);
}
}
}
}