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Add dfg.inst_args(_mut) methods.

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A shortcut for calling arguments() directly that goes with the existing
inst_results() method.
This commit is contained in:
Jakob Stoklund Olesen
2017-03-23 12:39:05 -07:00
parent c5c9f211df
commit f710f13949
7 changed files with 19 additions and 10 deletions
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8
lib/cretonne/src/legalizer/split.rs
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@@ -289,7 +289,7 @@ fn resolve_splits(dfg: &DataFlowGraph, value: Value) -> Value {
Opcode::Vsplit => Opcode::Vconcat,
_ => return value,
};
split_arg = dfg[inst].arguments(&dfg.value_lists)[0];
split_arg = dfg.inst_args(inst)[0];
} else {
return value;
}
@@ -297,7 +297,7 @@ fn resolve_splits(dfg: &DataFlowGraph, value: Value) -> Value {
// See if split_arg is defined by a concatenation instruction.
if let ValueDef::Res(inst, _) = dfg.value_def(split_arg) {
if dfg[inst].opcode() == concat_opc {
return dfg[inst].arguments(&dfg.value_lists)[split_res];
return dfg.inst_args(inst)[split_res];
}
}
@@ -316,10 +316,10 @@ fn resolve_splits(dfg: &DataFlowGraph, value: Value) -> Value {
pub fn simplify_branch_arguments(dfg: &mut DataFlowGraph, branch: Inst) {
let mut new_args = Vec::new();
for &arg in dfg[branch].arguments(&dfg.value_lists) {
for &arg in dfg.inst_args(branch) {
let new_arg = resolve_splits(dfg, arg);
new_args.push(new_arg);
}
dfg.insts[branch].arguments_mut(&mut dfg.value_lists).copy_from_slice(&new_args);
dfg.inst_args_mut(branch).copy_from_slice(&new_args);
}