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//! Materialized function-like macro expansion builder.
use crate::parsing::c::lex::tokens::*;
use vyre::ir::{Expr, Node};
use super::arg_scan::*;
use super::paste_branch::*;
use super::regular_branch::*;
use super::string_branch::*;
use super::MacroByteLayout;
pub(super) fn emit_materialized_function_like_replacement(
in_tok_types: &str,
in_tok_starts: &str,
in_tok_lens: &str,
source_words: &str,
source_layout: MacroByteLayout,
macro_vals: &str,
macro_replacement_params: &str,
macro_replacement_starts: &str,
macro_replacement_lens: &str,
macro_replacement_words: &str,
macro_replacement_layout: MacroByteLayout,
out_tok_types: &str,
out_tok_starts: &str,
out_tok_lens: &str,
out_source_words: &str,
macro_arg_starts: &str,
macro_arg_ends: &str,
num_tokens: Expr,
source_len: Expr,
macro_replacement_source_len: Expr,
max_out_tokens: u32,
max_out_source_bytes: u32,
) -> Vec<Node> {
let mut nodes = emit_function_like_argument_scan(
in_tok_types,
macro_arg_starts,
macro_arg_ends,
num_tokens.clone(),
);
nodes.extend([
Node::let_bind("named_skip_repl", Expr::u32(0)),
Node::loop_for(
"named_repl_i",
Expr::u32(0),
Expr::var("named_repl_size"),
{
vec![Node::if_then_else(
Expr::eq(Expr::var("named_skip_repl"), Expr::u32(1)),
vec![Node::assign("named_skip_repl", Expr::u32(0))],
{
let mut repl = vec![
Node::let_bind(
"named_repl_offset",
Expr::add(Expr::var("named_macro_idx"), Expr::var("named_repl_i")),
),
Node::let_bind(
"named_repl_param",
Expr::load(
macro_replacement_params,
Expr::var("named_repl_offset"),
),
),
Node::let_bind(
"named_repl_tok",
Expr::load(macro_vals, Expr::var("named_repl_offset")),
),
];
repl.push(Node::if_then_else(
Expr::and(
Expr::eq(Expr::var("named_repl_tok"), Expr::u32(TOK_HASH)),
Expr::lt(
Expr::add(Expr::var("named_repl_i"), Expr::u32(1)),
Expr::var("named_repl_size"),
),
),
emit_materialized_stringification_branch(
macro_replacement_params,
macro_replacement_starts,
macro_replacement_lens,
macro_replacement_words,
macro_replacement_layout,
macro_replacement_source_len.clone(),
macro_arg_starts,
macro_arg_ends,
in_tok_starts,
in_tok_lens,
source_words,
source_layout,
source_len.clone(),
out_tok_types,
out_tok_starts,
out_tok_lens,
out_source_words,
max_out_tokens,
max_out_source_bytes,
num_tokens.clone(),
),
vec![Node::if_then_else(
Expr::eq(Expr::var("named_repl_tok"), Expr::u32(TOK_HASHHASH)),
emit_materialized_function_paste_branch(
in_tok_types,
in_tok_starts,
in_tok_lens,
source_words,
source_layout,
macro_vals,
macro_replacement_params,
macro_replacement_starts,
macro_replacement_lens,
macro_replacement_words,
macro_replacement_layout,
out_tok_types,
out_tok_starts,
out_tok_lens,
out_source_words,
macro_arg_starts,
macro_arg_ends,
num_tokens.clone(),
source_len.clone(),
macro_replacement_source_len.clone(),
max_out_tokens,
max_out_source_bytes,
),
emit_materialized_regular_replacement_branch(
in_tok_types,
in_tok_starts,
in_tok_lens,
source_words,
source_layout,
macro_replacement_starts,
macro_replacement_lens,
macro_replacement_words,
macro_replacement_layout,
out_tok_types,
out_tok_starts,
out_tok_lens,
out_source_words,
macro_arg_starts,
macro_arg_ends,
num_tokens.clone(),
source_len.clone(),
macro_replacement_source_len.clone(),
max_out_tokens,
max_out_source_bytes,
),
)],
));
repl
},
)]
},
),
Node::assign(
"named_i",
Expr::add(Expr::var("macro_close_idx"), Expr::u32(1)),
),
]);
nodes
}