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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,45 @@ | ||
| fn peep_opt (pos: &mut FuncCursor, inst: Inst) { | ||
| match pos.func.dfg[inst] { | ||
| InstructionData::Binary { opcode, args } => { | ||
| match opcode { | ||
| Opcode::Iadd => { | ||
| match pos.func.dfg.value_def(args[0]) { | ||
| ValueDef::Param(_, _) => { | ||
| match pos.func.dfg.value_def(args[1]) { | ||
| ValueDef::Result(arg_ty, _) => { | ||
| match pos.func.dfg[arg_ty] { | ||
| InstructionData::Binary {opcode, args} => { | ||
| match opcode { | ||
| Opcode::Iadd => { | ||
| match pos.func.dfg.value_def(args[0]) { | ||
| ValueDef::Param(_, _) => { | ||
| match pos.func.dfg.value_def(args[1]) { | ||
| ValueDef::Param(_, _) => { | ||
| pos.func.dfg | ||
| .replace(inst) | ||
| .imul_imm(args[1], 3); | ||
| }, | ||
| _ => {} | ||
| } | ||
| }, | ||
| _ => {} | ||
| } | ||
| }, | ||
| _ => {} | ||
| } | ||
| }, | ||
| _ => {} | ||
| } | ||
| }, | ||
| _ => {} | ||
| } | ||
| }, | ||
| _ => {} | ||
| } | ||
| }, | ||
| _ => {} | ||
| } | ||
| }, | ||
| _ => {} | ||
| } | ||
| } |