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add some logging

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This commit is contained in:
Devyn Cairns 2024-06-11 18:24:56 -07:00
parent 3d96344bb0
commit 07cc18cd06
1 changed files with 7 additions and 0 deletions
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7
crates/nu-engine/src/eval_ir.rs
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@ -64,6 +64,7 @@ fn eval_ir_block_static<D: DebugContext, const N: usize>(
ir_block: &IrBlock,
input: PipelineData,
) -> Result<PipelineData, ShellError> {
log::trace!("entering block with {} registers on stack", N);
const EMPTY: PipelineData = PipelineData::Empty;
let mut array = [EMPTY; N];
let mut ctx = EvalContext {
@ -82,6 +83,10 @@ fn eval_ir_block_dynamic<D: DebugContext>(
ir_block: &IrBlock,
input: PipelineData,
) -> Result<PipelineData, ShellError> {
log::trace!(
"entering block with {} registers on heap",
ir_block.register_count
);
let mut vec = Vec::with_capacity(ir_block.register_count);
vec.extend(std::iter::repeat_with(|| PipelineData::Empty).take(ir_block.register_count));
let mut ctx = EvalContext {
@ -102,6 +107,7 @@ struct EvalContext<'a> {
impl<'a> EvalContext<'a> {
/// Replace the contents of a register with a new value
fn put_reg(&mut self, reg_id: RegId, new_value: PipelineData) -> PipelineData {
log::trace!("{reg_id} = {new_value:?}");
std::mem::replace(&mut self.registers[reg_id.0 as usize], new_value)
}
@ -128,6 +134,7 @@ fn eval_ir_block_impl<D: DebugContext>(
while pc < ir_block.instructions.len() {
let instruction = &ir_block.instructions[pc];
let span = &ir_block.spans[pc];
log::trace!("{pc:-4}: {}", instruction.display(ctx.engine_state));
match do_instruction(ctx, instruction, span)? {
InstructionResult::Continue => {
pc += 1;