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Refactor matches that used to consume BranchInfo (#5734)

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Explicitly borrow the instruction data, and use a mutable borrow to avoid rematch.
This commit is contained in:
Trevor Elliott
2023-02-07 13:29:42 -08:00
committed by GitHub
parent fdd4a778fc
commit 2c8425998b
8 changed files with 24 additions and 50 deletions
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6
cranelift/codegen/src/flowgraph.rs
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@@ -117,7 +117,7 @@ impl ControlFlowGraph {
fn compute_block(&mut self, func: &Function, block: Block) {
if let Some(inst) = func.layout.last_inst(block) {
match func.dfg.insts[inst] {
match &func.dfg.insts[inst] {
ir::InstructionData::Jump {
destination: dest, ..
} => {
@@ -135,9 +135,9 @@ impl ControlFlowGraph {
destination: dest,
..
} => {
self.add_edge(block, inst, dest);
self.add_edge(block, inst, *dest);
for dest in func.jump_tables[jt].iter() {
for dest in func.jump_tables[*jt].iter() {
self.add_edge(block, inst, *dest);
}
}