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Support wasm select instruction with V128-typed operands on AArch64.

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* this requires upgrading to wasmparser 0.67.0.

* There are no CLIF side changes because the CLIF `select` instruction is
  polymorphic enough.

* on aarch64, there is unfortunately no conditional-move (csel) instruction on
  vectors.  This patch adds a synthetic instruction `VecCSel` which *does*
  behave like that.  At emit time, this is emitted as an if-then-else diamond
  (4 insns).

* aarch64 implementation is otherwise straightforwards.
This commit is contained in:
Julian Seward
2020-11-11 17:09:57 +01:00
committed by julian-seward1
parent 9ced345aed
commit 41e87a2f99
15 changed files with 122 additions and 18 deletions
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2
crates/debug/Cargo.toml
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@@ -13,7 +13,7 @@ edition = "2018"
[dependencies]
gimli = "0.23.0"
wasmparser = "0.66.0"
wasmparser = "0.67.0"
object = { version = "0.22.0", default-features = false, features = ["read", "write"] }
wasmtime-environ = { path = "../environ", version = "0.21.0" }
target-lexicon = { version = "0.11.0", default-features = false }

2
crates/environ/Cargo.toml
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@@ -16,7 +16,7 @@ anyhow = "1.0"
cranelift-codegen = { path = "../../cranelift/codegen", version = "0.68.0", features = ["enable-serde"] }
cranelift-entity = { path = "../../cranelift/entity", version = "0.68.0", features = ["enable-serde"] }
cranelift-wasm = { path = "../../cranelift/wasm", version = "0.68.0", features = ["enable-serde"] }
wasmparser = "0.66.0"
wasmparser = "0.67.0"
indexmap = { version = "1.0.2", features = ["serde-1"] }
thiserror = "1.0.4"
serde = { version = "1.0.94", features = ["derive"] }

2
crates/fuzzing/Cargo.toml
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@@ -12,7 +12,7 @@ arbitrary = { version = "0.4.1", features = ["derive"] }
env_logger = "0.8.1"
log = "0.4.8"
rayon = "1.2.1"
wasmparser = "0.66.0"
wasmparser = "0.67.0"
wasmprinter = "0.2.13"
wasmtime = { path = "../wasmtime" }
wasmtime-wast = { path = "../wast" }

2
crates/jit/Cargo.toml
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@@ -28,7 +28,7 @@ rayon = { version = "1.0", optional = true }
region = "2.1.0"
thiserror = "1.0.4"
target-lexicon = { version = "0.11.0", default-features = false }
wasmparser = "0.66.0"
wasmparser = "0.67.0"
more-asserts = "0.2.1"
anyhow = "1.0"
cfg-if = "1.0"

2
crates/lightbeam/Cargo.toml
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@@ -24,7 +24,7 @@ more-asserts = "0.2.1"
smallvec = "1.0.0"
thiserror = "1.0.9"
typemap = "0.3"
wasmparser = "0.66.0"
wasmparser = "0.67.0"
[dev-dependencies]
lazy_static = "1.2"

2
crates/lightbeam/wasmtime/Cargo.toml
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@@ -13,6 +13,6 @@ edition = "2018"
[dependencies]
lightbeam = { path = "..", version = "0.21.0" }
wasmparser = "0.66"
wasmparser = "0.67"
cranelift-codegen = { path = "../../../cranelift/codegen", version = "0.68.0" }
wasmtime-environ = { path = "../../environ", version = "0.21.0" }

2
crates/wasmtime/Cargo.toml
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@@ -16,7 +16,7 @@ wasmtime-jit = { path = "../jit", version = "0.21.0" }
wasmtime-cache = { path = "../cache", version = "0.21.0", optional = true }
wasmtime-profiling = { path = "../profiling", version = "0.21.0" }
target-lexicon = { version = "0.11.0", default-features = false }
wasmparser = "0.66.0"
wasmparser = "0.67.0"
anyhow = "1.0.19"
region = "2.2.0"
libc = "0.2"