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Sort custom_legalizes for more deterministic generated code

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For better caching.
This commit is contained in:
Mike Hommey
2019-08-22 17:32:39 +09:00
committed by Benjamin Bouvier
parent ff3c44385c
commit 97996d79ce
1 changed files with 3 additions and 1 deletions
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4
cranelift/codegen/meta/src/gen_legalizer.rs
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@@ -466,7 +466,9 @@ fn gen_transform_group<'a>(
// Emit the custom transforms. The Rust compiler will complain about any overlap with
// the normal transforms.
for (inst_camel_name, func_name) in &group.custom_legalizes {
let mut sorted_custom_legalizes = Vec::from_iter(&group.custom_legalizes);
sorted_custom_legalizes.sort();
for (inst_camel_name, func_name) in sorted_custom_legalizes {
fmtln!(fmt, "ir::Opcode::{} => {{", inst_camel_name);
fmt.indent(|fmt| {
fmtln!(fmt, "{}(inst, pos.func, cfg, isa);", func_name);