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mach backend: use vectors instead of sets to remember set of uses/defs for calls;

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This avoids the set uniqueness (hashing) test, reduces memory
churn when re-mapping virtual register onto real registers, and is
generally more memory-efficient.
This commit is contained in:
Benjamin Bouvier
2020-06-01 15:09:00 +02:00
parent cfa0527794
commit e227608510
6 changed files with 47 additions and 58 deletions
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2
cranelift/codegen/Cargo.toml
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@@ -25,7 +25,7 @@ smallvec = { version = "1.0.0" }
thiserror = "1.0.4"
byteorder = { version = "1.3.2", default-features = false }
peepmatic-runtime = { path = "../peepmatic/crates/runtime", optional = true }
regalloc = "0.0.24"
regalloc = "0.0.25"
# It is a goal of the cranelift-codegen crate to have minimal external dependencies.
# Please don't add any unless they are essential to the task of creating binary
# machine code. Integration tests that need external dependencies can be