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only do clobber string computation if tracing

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T0b1
2023-04-14 19:36:21 +02:00
parent 2c8b9a680f
commit dcb95541a7
1 changed files with 9 additions and 7 deletions
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2
src/ion/fast_alloc.rs
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@@ -445,6 +445,7 @@ fn allocate_block_insts<'a, F: Function>(
state.func.is_branch(inst), state.func.is_branch(inst),
alloc_idx alloc_idx
); );
if trace_enabled!() {
let mut str = String::new(); let mut str = String::new();
for preg in clobbers { for preg in clobbers {
if str.is_empty() { if str.is_empty() {
@@ -454,6 +455,7 @@ fn allocate_block_insts<'a, F: Function>(
} }
} }
trace!("Clobbers: {}", str); trace!("Clobbers: {}", str);
}
// keep track of which pregs where allocated so we can clear them later on // keep track of which pregs where allocated so we can clear them later on
// TODO: wouldnt need this if we look up the inst a vreg was allocated at // TODO: wouldnt need this if we look up the inst a vreg was allocated at