mirror of
https://github.com/fluencelabs/wasmer
synced 2025-06-24 14:11:32 +00:00
Improved instance
This commit is contained in:
Syrus Akbary
75
Cargo.lock
generated
75
Cargo.lock
generated
@ -84,20 +84,18 @@ dependencies = [
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[[package]]
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[[package]]
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name = "cranelift-bforest"
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name = "cranelift-bforest"
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version = "0.20.0"
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version = "0.22.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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dependencies = [
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"cranelift-entity 0.20.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-entity 0.22.0",
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]
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]
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[[package]]
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[[package]]
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name = "cranelift-codegen"
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name = "cranelift-codegen"
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version = "0.20.0"
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version = "0.22.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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dependencies = [
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"cranelift-bforest 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-bforest 0.22.0",
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"cranelift-codegen-meta 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-codegen-meta 0.22.0",
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"cranelift-entity 0.20.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-entity 0.22.0",
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"failure 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"failure 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"failure_derive 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"failure_derive 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
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"log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -106,45 +104,42 @@ dependencies = [
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[[package]]
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[[package]]
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name = "cranelift-codegen-meta"
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name = "cranelift-codegen-meta"
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version = "0.20.0"
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version = "0.22.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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[[package]]
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name = "cranelift-entity"
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name = "cranelift-entity"
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version = "0.20.1"
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version = "0.22.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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[[package]]
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name = "cranelift-frontend"
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name = "cranelift-frontend"
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version = "0.20.0"
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version = "0.22.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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dependencies = [
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"cranelift-codegen 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-codegen 0.22.0",
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"log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
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"target-lexicon 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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]
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[[package]]
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[[package]]
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name = "cranelift-native"
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name = "cranelift-native"
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version = "0.20.0"
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version = "0.22.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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dependencies = [
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"cranelift-codegen 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-codegen 0.22.0",
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"raw-cpuid 5.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"raw-cpuid 6.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"target-lexicon 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"target-lexicon 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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]
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[[package]]
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[[package]]
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name = "cranelift-wasm"
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name = "cranelift-wasm"
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version = "0.20.1"
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version = "0.22.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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dependencies = [
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"cranelift-codegen 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-codegen 0.22.0",
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"cranelift-entity 0.20.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-entity 0.22.0",
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"cranelift-frontend 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-frontend 0.22.0",
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"failure 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"failure 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"failure_derive 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"failure_derive 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
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"log 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
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"target-lexicon 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"target-lexicon 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"wasmparser 0.17.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"wasmparser 0.19.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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]
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[[package]]
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[[package]]
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@ -306,7 +301,7 @@ dependencies = [
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[[package]]
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[[package]]
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name = "raw-cpuid"
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name = "raw-cpuid"
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version = "5.0.0"
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version = "6.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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dependencies = [
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"bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
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"bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -424,6 +419,11 @@ dependencies = [
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"serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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]
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[[package]]
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name = "spin"
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version = "0.4.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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[[package]]
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name = "strsim"
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name = "strsim"
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version = "0.7.0"
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version = "0.7.0"
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@ -578,16 +578,17 @@ dependencies = [
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name = "wasmer"
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name = "wasmer"
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version = "0.1.0"
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version = "0.1.0"
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dependencies = [
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dependencies = [
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"cranelift-codegen 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-codegen 0.22.0",
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"cranelift-entity 0.20.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-entity 0.22.0",
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"cranelift-native 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-native 0.22.0",
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"cranelift-wasm 0.20.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"cranelift-wasm 0.22.0",
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"docopt 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"docopt 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"memmap 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"memmap 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"region 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"region 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)",
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"spin 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
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"structopt 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
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"structopt 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
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"target-lexicon 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"target-lexicon 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
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"tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -597,7 +598,7 @@ dependencies = [
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[[package]]
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[[package]]
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name = "wasmparser"
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name = "wasmparser"
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version = "0.17.3"
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version = "0.19.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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[[package]]
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@ -635,13 +636,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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"checksum cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0c4e7bb64a8ebb0d856483e1e682ea3422f883c5f5615a90d51a2c82fe87fdd3"
|
"checksum cfg-if 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0c4e7bb64a8ebb0d856483e1e682ea3422f883c5f5615a90d51a2c82fe87fdd3"
|
||||||
"checksum clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b957d88f4b6a63b9d70d5f454ac8011819c6efa7727858f458ab71c756ce2d3e"
|
"checksum clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b957d88f4b6a63b9d70d5f454ac8011819c6efa7727858f458ab71c756ce2d3e"
|
||||||
"checksum cmake 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)" = "6ec65ee4f9c9d16f335091d23693457ed4928657ba4982289d7fafee03bc614a"
|
"checksum cmake 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)" = "6ec65ee4f9c9d16f335091d23693457ed4928657ba4982289d7fafee03bc614a"
|
||||||
"checksum cranelift-bforest 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1e96851b525021dd220259b9f29bf79d83f65b49e4f12b786d545aa929e4cad2"
|
|
||||||
"checksum cranelift-codegen 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)" = "16f418f1d1e6221812a7d35cff5b9a572dc978c002e33792134bbd50c07cacca"
|
|
||||||
"checksum cranelift-codegen-meta 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1da3daa0109e7a0b7b322cea666cc223fb6a0d5170e83d23b3d5d2deaddca5f3"
|
|
||||||
"checksum cranelift-entity 0.20.1 (registry+https://github.com/rust-lang/crates.io-index)" = "27412f153f2b517125dea9247ee8859a9ea3923d44384d54420e64fab9314752"
|
|
||||||
"checksum cranelift-frontend 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)" = "03c44cc7006b375e60e0c7edb6fc81abfbf20158374c03f5d0da981b373860a3"
|
|
||||||
"checksum cranelift-native 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8b9d87fdf63094bef798edbca95a05d7c396c14858e02dee1ef5481c8c4271c8"
|
|
||||||
"checksum cranelift-wasm 0.20.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2a9d3454bf60ee6c3d1f54d6cf9ed82cfc1a2e7efb9ec1b16666bf2987c88bfa"
|
|
||||||
"checksum docopt 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d60c92df70dfaaabecc14b409fd79f55ba0f247780529db1d73bfa601e1d3ac0"
|
"checksum docopt 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d60c92df70dfaaabecc14b409fd79f55ba0f247780529db1d73bfa601e1d3ac0"
|
||||||
"checksum errno 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "c2a071601ed01b988f896ab14b95e67335d1eeb50190932a1320f7fe3cadc84e"
|
"checksum errno 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "c2a071601ed01b988f896ab14b95e67335d1eeb50190932a1320f7fe3cadc84e"
|
||||||
"checksum errno-dragonfly 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "14ca354e36190500e1e1fb267c647932382b54053c50b14970856c0b00a35067"
|
"checksum errno-dragonfly 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "14ca354e36190500e1e1fb267c647932382b54053c50b14970856c0b00a35067"
|
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@ -661,7 +655,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
|
|||||||
"checksum proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)" = "3d7b7eaaa90b4a90a932a9ea6666c95a389e424eff347f0f793979289429feee"
|
"checksum proc-macro2 0.4.20 (registry+https://github.com/rust-lang/crates.io-index)" = "3d7b7eaaa90b4a90a932a9ea6666c95a389e424eff347f0f793979289429feee"
|
||||||
"checksum quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)" = "dd636425967c33af890042c483632d33fa7a18f19ad1d7ea72e8998c6ef8dea5"
|
"checksum quote 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)" = "dd636425967c33af890042c483632d33fa7a18f19ad1d7ea72e8998c6ef8dea5"
|
||||||
"checksum rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "8356f47b32624fef5b3301c1be97e5944ecdd595409cc5da11d05f211db6cfbd"
|
"checksum rand 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "8356f47b32624fef5b3301c1be97e5944ecdd595409cc5da11d05f211db6cfbd"
|
||||||
"checksum raw-cpuid 5.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fe3c460bd35fdb75644e94ab498372bdf29a4849367ce7ba74cf358edce590c4"
|
"checksum raw-cpuid 6.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "41219962ecab392f1e68db9e7ebd972800d4045a128cc23462b384e8c312cde1"
|
||||||
"checksum redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)" = "c214e91d3ecf43e9a4e41e578973adeb14b474f2bee858742d127af75a0112b1"
|
"checksum redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)" = "c214e91d3ecf43e9a4e41e578973adeb14b474f2bee858742d127af75a0112b1"
|
||||||
"checksum redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7e891cfe48e9100a70a3b6eb652fef28920c117d366339687bd5576160db0f76"
|
"checksum redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7e891cfe48e9100a70a3b6eb652fef28920c117d366339687bd5576160db0f76"
|
||||||
"checksum regex 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "2069749032ea3ec200ca51e4a31df41759190a88edca0d2d86ee8bedf7073341"
|
"checksum regex 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "2069749032ea3ec200ca51e4a31df41759190a88edca0d2d86ee8bedf7073341"
|
||||||
@ -676,6 +670,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
|
|||||||
"checksum serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)" = "84257ccd054dc351472528c8587b4de2dbf0dc0fe2e634030c1a90bfdacebaa9"
|
"checksum serde 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)" = "84257ccd054dc351472528c8587b4de2dbf0dc0fe2e634030c1a90bfdacebaa9"
|
||||||
"checksum serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)" = "31569d901045afbff7a9479f793177fe9259819aff10ab4f89ef69bbc5f567fe"
|
"checksum serde_derive 1.0.79 (registry+https://github.com/rust-lang/crates.io-index)" = "31569d901045afbff7a9479f793177fe9259819aff10ab4f89ef69bbc5f567fe"
|
||||||
"checksum serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)" = "43344e7ce05d0d8280c5940cabb4964bea626aa58b1ec0e8c73fa2a8512a38ce"
|
"checksum serde_json 1.0.32 (registry+https://github.com/rust-lang/crates.io-index)" = "43344e7ce05d0d8280c5940cabb4964bea626aa58b1ec0e8c73fa2a8512a38ce"
|
||||||
|
"checksum spin 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)" = "37b5646825922b96b5d7d676b5bb3458a54498e96ed7b0ce09dc43a07038fea4"
|
||||||
"checksum strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb4f380125926a99e52bc279241539c018323fab05ad6368b56f93d9369ff550"
|
"checksum strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb4f380125926a99e52bc279241539c018323fab05ad6368b56f93d9369ff550"
|
||||||
"checksum structopt 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "ca85f2c9a5a1e2d5ac686fc0be48e40f8ad803f5bbe31f692ff71eb2dd8aad45"
|
"checksum structopt 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "ca85f2c9a5a1e2d5ac686fc0be48e40f8ad803f5bbe31f692ff71eb2dd8aad45"
|
||||||
"checksum structopt-derive 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "1383e5db585da799a5c4acc496c5c868e18bf82e658c00c75cc91038fa26b55f"
|
"checksum structopt-derive 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "1383e5db585da799a5c4acc496c5c868e18bf82e658c00c75cc91038fa26b55f"
|
||||||
@ -695,7 +690,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
|
|||||||
"checksum version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
|
"checksum version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
|
||||||
"checksum wabt 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0768faf932f2898c0a7545edee648fefa716906a2e143009addf4959d2335a75"
|
"checksum wabt 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0768faf932f2898c0a7545edee648fefa716906a2e143009addf4959d2335a75"
|
||||||
"checksum wabt-sys 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4aaa9a8fa0d698315da5611f3e113a1e688fbb8d6fa0dd9510dfa023f665e9dc"
|
"checksum wabt-sys 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4aaa9a8fa0d698315da5611f3e113a1e688fbb8d6fa0dd9510dfa023f665e9dc"
|
||||||
"checksum wasmparser 0.17.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0fc6511bad33610d7798f80d48e10495a6eb4f1e39306b0bb340b2de0816c4ca"
|
"checksum wasmparser 0.19.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2e760a7904c2a4ed9d4a522c1a5625e36356fb4ff5fe6f6ddb8eb3d6a6817b9c"
|
||||||
"checksum wasmparser 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2a75e0c3fe9a4d4fd91901348a5be05ba4791e29dda89e8596bfe87900ba7edc"
|
"checksum wasmparser 0.20.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2a75e0c3fe9a4d4fd91901348a5be05ba4791e29dda89e8596bfe87900ba7edc"
|
||||||
"checksum winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "92c1eb33641e276cfa214a0522acad57be5c56b10cb348b3c5117db75f3ac4b0"
|
"checksum winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "92c1eb33641e276cfa214a0522acad57be5c56b10cb348b3c5117db75f3ac4b0"
|
||||||
"checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
|
"checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
|
||||||
|
|||||||
16
Cargo.toml
16
Cargo.toml
@ -7,10 +7,14 @@ repository = "https://github.com/wapmio/wasmer"
|
|||||||
publish = false
|
publish = false
|
||||||
|
|
||||||
[dependencies]
|
[dependencies]
|
||||||
cranelift-codegen = "0.20.0"
|
# cranelift-native = "0.20.0"
|
||||||
cranelift-entity = "0.20.1"
|
cranelift-native = { path = "cranelift/lib/native" }
|
||||||
cranelift-wasm = "0.20.1"
|
# cranelift-codegen = "0.20.0"
|
||||||
cranelift-native = "0.20.0"
|
cranelift-codegen = { path = "cranelift/lib/codegen" }
|
||||||
|
# cranelift-entity = "0.20.1"
|
||||||
|
cranelift-entity = { path = "cranelift/lib/entity" }
|
||||||
|
# cranelift-wasm = "0.20.1"
|
||||||
|
cranelift-wasm = { path = "cranelift/lib/wasm" }
|
||||||
docopt = "1.0.0"
|
docopt = "1.0.0"
|
||||||
serde = "1.0.55"
|
serde = "1.0.55"
|
||||||
serde_derive = "1.0.55"
|
serde_derive = "1.0.55"
|
||||||
@ -21,4 +25,6 @@ wabt = "0.6.0"
|
|||||||
wasmparser = "0.20.0"
|
wasmparser = "0.20.0"
|
||||||
region = "0.3.0"
|
region = "0.3.0"
|
||||||
memmap = "0.6.2"
|
memmap = "0.6.2"
|
||||||
target-lexicon = "0.0.3"
|
spin = "0.4.9"
|
||||||
|
# target-lexicon = "0.0.3"
|
||||||
|
target-lexicon = { version = "0.0.3", default-features = false }
|
||||||
|
|||||||
1
src/common/mod.rs
Normal file
1
src/common/mod.rs
Normal file
@ -0,0 +1 @@
|
|||||||
|
pub mod slice;
|
||||||
101
src/common/slice.rs
Normal file
101
src/common/slice.rs
Normal file
@ -0,0 +1,101 @@
|
|||||||
|
use core::ptr::NonNull;
|
||||||
|
use core::ops::{Index, IndexMut};
|
||||||
|
|
||||||
|
#[derive(Copy, Clone)]
|
||||||
|
#[repr(transparent)]
|
||||||
|
pub struct UncheckedSlice<T> {
|
||||||
|
ptr: NonNull<T>,
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T> UncheckedSlice<T> {
|
||||||
|
#[inline]
|
||||||
|
unsafe fn get_unchecked(&self, index: usize) -> &T {
|
||||||
|
let ptr = self.ptr.as_ptr();
|
||||||
|
&*ptr.add(index)
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
unsafe fn get_unchecked_mut(&mut self, index: usize) -> &mut T {
|
||||||
|
let ptr = self.ptr.as_ptr();
|
||||||
|
&mut*(ptr.add(index) as *mut _)
|
||||||
|
}
|
||||||
|
|
||||||
|
pub unsafe fn dangling() -> UncheckedSlice<T> {
|
||||||
|
UncheckedSlice {
|
||||||
|
ptr: NonNull::dangling(),
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
pub fn as_ptr(&self) -> *const T {
|
||||||
|
self.ptr.as_ptr()
|
||||||
|
}
|
||||||
|
|
||||||
|
pub fn as_mut_ptr(&mut self) -> *mut T {
|
||||||
|
self.ptr.as_ptr()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<'a, T> From<&'a [T]> for UncheckedSlice<T> {
|
||||||
|
fn from(slice: &[T]) -> UncheckedSlice<T> {
|
||||||
|
let ptr: NonNull<[T]> = slice.into();
|
||||||
|
UncheckedSlice {
|
||||||
|
ptr: ptr.cast(),
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
pub struct BoundedSlice<T> {
|
||||||
|
data: UncheckedSlice<T>,
|
||||||
|
len: usize,
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T> BoundedSlice<T> {
|
||||||
|
pub fn get(&self, index: usize) -> Option<&T> {
|
||||||
|
if index < self.len {
|
||||||
|
unsafe {
|
||||||
|
Some(self.data.get_unchecked(index))
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
None
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
pub fn get_mut(&mut self, index: usize) -> Option<&mut T> {
|
||||||
|
if index < self.len {
|
||||||
|
unsafe {
|
||||||
|
Some(self.data.get_unchecked_mut(index))
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
None
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
pub fn len(&self) -> usize {
|
||||||
|
self.len
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T> Index<usize> for BoundedSlice<T> {
|
||||||
|
type Output = T;
|
||||||
|
fn index(&self, index: usize) -> &T {
|
||||||
|
self.get(index)
|
||||||
|
.expect(&format!("index: {} was out of bounds.", index))
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T> IndexMut<usize> for BoundedSlice<T> {
|
||||||
|
fn index_mut(&mut self, index: usize) -> &mut T {
|
||||||
|
self.get_mut(index)
|
||||||
|
.expect(&format!("index: {} was out of bounds.", index))
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<'a, T> From<&'a [T]> for BoundedSlice<T> {
|
||||||
|
fn from(slice: &[T]) -> BoundedSlice<T> {
|
||||||
|
BoundedSlice {
|
||||||
|
data: slice.into(),
|
||||||
|
len: slice.len(),
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -9,6 +9,7 @@ extern crate cranelift_wasm;
|
|||||||
extern crate cranelift_entity;
|
extern crate cranelift_entity;
|
||||||
#[macro_use]
|
#[macro_use]
|
||||||
extern crate target_lexicon;
|
extern crate target_lexicon;
|
||||||
|
extern crate spin;
|
||||||
|
|
||||||
use std::path::PathBuf;
|
use std::path::PathBuf;
|
||||||
use std::fs::File;
|
use std::fs::File;
|
||||||
@ -22,6 +23,7 @@ use wabt::wat2wasm;
|
|||||||
|
|
||||||
pub mod webassembly;
|
pub mod webassembly;
|
||||||
pub mod spec;
|
pub mod spec;
|
||||||
|
pub mod common;
|
||||||
|
|
||||||
|
|
||||||
/// The options for the wasmer Command Line Interface
|
/// The options for the wasmer Command Line Interface
|
||||||
|
|||||||
@ -78,7 +78,7 @@ pub struct ModuleInfo {
|
|||||||
/// WebAssembly table initializers.
|
/// WebAssembly table initializers.
|
||||||
// Should be Vec<TableElements>
|
// Should be Vec<TableElements>
|
||||||
// instead of Vec<Exportable<TableElements>> ??
|
// instead of Vec<Exportable<TableElements>> ??
|
||||||
pub table_elements: Vec<Exportable<TableElements>>,
|
pub table_elements: Vec<TableElements>,
|
||||||
/// The base of tables.
|
/// The base of tables.
|
||||||
pub tables_base: Option<ir::GlobalValue>,
|
pub tables_base: Option<ir::GlobalValue>,
|
||||||
|
|
||||||
@ -214,14 +214,14 @@ impl ModuleInstance {
|
|||||||
}
|
}
|
||||||
|
|
||||||
/// The `FuncEnvironment` implementation for use by the `ModuleInstance`.
|
/// The `FuncEnvironment` implementation for use by the `ModuleInstance`.
|
||||||
pub struct FuncEnvironment<'dummy_environment> {
|
pub struct FuncEnvironment<'environment> {
|
||||||
pub mod_info: &'dummy_environment ModuleInfo,
|
pub mod_info: &'environment ModuleInfo,
|
||||||
|
|
||||||
return_mode: ReturnMode,
|
return_mode: ReturnMode,
|
||||||
}
|
}
|
||||||
|
|
||||||
impl<'dummy_environment> FuncEnvironment<'dummy_environment> {
|
impl<'environment> FuncEnvironment<'environment> {
|
||||||
pub fn new(mod_info: &'dummy_environment ModuleInfo, return_mode: ReturnMode) -> Self {
|
pub fn new(mod_info: &'environment ModuleInfo, return_mode: ReturnMode) -> Self {
|
||||||
Self {
|
Self {
|
||||||
mod_info,
|
mod_info,
|
||||||
return_mode,
|
return_mode,
|
||||||
@ -255,7 +255,7 @@ impl<'dummy_environment> FuncEnvironment<'dummy_environment> {
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
impl<'dummy_environment> FuncEnvironmentTrait for FuncEnvironment<'dummy_environment> {
|
impl<'environment> FuncEnvironmentTrait for FuncEnvironment<'environment> {
|
||||||
fn triple(&self) -> &Triple {
|
fn triple(&self) -> &Triple {
|
||||||
&self.mod_info.triple
|
&self.mod_info.triple
|
||||||
}
|
}
|
||||||
@ -280,6 +280,7 @@ impl<'dummy_environment> FuncEnvironmentTrait for FuncEnvironment<'dummy_environ
|
|||||||
}
|
}
|
||||||
|
|
||||||
fn make_heap(&mut self, func: &mut ir::Function, _index: MemoryIndex) -> ir::Heap {
|
fn make_heap(&mut self, func: &mut ir::Function, _index: MemoryIndex) -> ir::Heap {
|
||||||
|
// OLD
|
||||||
// Create a static heap whose base address is stored at `vmctx+0`.
|
// Create a static heap whose base address is stored at `vmctx+0`.
|
||||||
let addr = func.create_global_value(ir::GlobalValueData::VMContext);
|
let addr = func.create_global_value(ir::GlobalValueData::VMContext);
|
||||||
let gv = func.create_global_value(ir::GlobalValueData::Load {
|
let gv = func.create_global_value(ir::GlobalValueData::Load {
|
||||||
@ -297,6 +298,49 @@ impl<'dummy_environment> FuncEnvironmentTrait for FuncEnvironment<'dummy_environ
|
|||||||
},
|
},
|
||||||
index_type: I32,
|
index_type: I32,
|
||||||
})
|
})
|
||||||
|
// use memory::WasmMemory;
|
||||||
|
// if index == 0 {
|
||||||
|
// let heap_base = self.main_memory_base.unwrap_or_else(|| {
|
||||||
|
// let new_base = func.create_global_value(ir::GlobalValueData::VMContext {
|
||||||
|
// offset: 0.into(),
|
||||||
|
// });
|
||||||
|
// self.main_memory_base = Some(new_base);
|
||||||
|
// new_base
|
||||||
|
// });
|
||||||
|
|
||||||
|
// func.create_heap(ir::HeapData {
|
||||||
|
// base: heap_base,
|
||||||
|
// min_size: 0.into(),
|
||||||
|
// guard_size: (WasmMemory::DEFAULT_GUARD_SIZE as i64).into(),
|
||||||
|
// style: ir::HeapStyle::Static {
|
||||||
|
// bound: (WasmMemory::DEFAULT_HEAP_SIZE as i64).into(),
|
||||||
|
// },
|
||||||
|
// })
|
||||||
|
// } else {
|
||||||
|
// let memory_base = self.memory_base.unwrap_or_else(|| {
|
||||||
|
// let memories_offset = self.ptr_size() as i32 * -2;
|
||||||
|
// let new_base = func.create_global_value(ir::GlobalValueData::VMContext {
|
||||||
|
// offset: memories_offset.into(),
|
||||||
|
// });
|
||||||
|
// self.memory_base = Some(new_base);
|
||||||
|
// new_base
|
||||||
|
// });
|
||||||
|
|
||||||
|
// let memory_offset = (index - 1) * self.ptr_size();
|
||||||
|
// let heap_base = func.create_global_value(ir::GlobalValueData::Deref {
|
||||||
|
// base: memory_base,
|
||||||
|
// offset: (memory_offset as i32).into(),
|
||||||
|
// });
|
||||||
|
|
||||||
|
// func.create_heap(ir::HeapData {
|
||||||
|
// base: heap_base,
|
||||||
|
// min_size: 0.into(),
|
||||||
|
// guard_size: (WasmMemory::DEFAULT_GUARD_SIZE as i64).into(),
|
||||||
|
// style: ir::HeapStyle::Static {
|
||||||
|
// bound: (WasmMemory::DEFAULT_HEAP_SIZE as i64).into(),
|
||||||
|
// },
|
||||||
|
// })
|
||||||
|
// }
|
||||||
}
|
}
|
||||||
|
|
||||||
fn make_table(&mut self, func: &mut ir::Function, table_index: TableIndex) -> ir::Table {
|
fn make_table(&mut self, func: &mut ir::Function, table_index: TableIndex) -> ir::Table {
|
||||||
@ -558,12 +602,12 @@ impl<'data> ModuleEnvironment<'data> for ModuleInstance {
|
|||||||
) {
|
) {
|
||||||
// NEW
|
// NEW
|
||||||
debug_assert!(base.is_none(), "global-value offsets not supported yet");
|
debug_assert!(base.is_none(), "global-value offsets not supported yet");
|
||||||
self.info.table_elements.push(Exportable::new(TableElements {
|
self.info.table_elements.push(TableElements {
|
||||||
table_index,
|
table_index,
|
||||||
base,
|
base,
|
||||||
offset,
|
offset,
|
||||||
elements,
|
elements,
|
||||||
}));
|
});
|
||||||
}
|
}
|
||||||
|
|
||||||
fn declare_memory(&mut self, memory: Memory) {
|
fn declare_memory(&mut self, memory: Memory) {
|
||||||
|
|||||||
@ -1,232 +1,165 @@
|
|||||||
//! An `Instance` contains all the runtime state used by execution of a wasm
|
//! An 'Instance' contains all the runtime state used by execution of a wasm module
|
||||||
//! module.
|
|
||||||
use cranelift_codegen::ir;
|
|
||||||
use cranelift_wasm::GlobalIndex;
|
|
||||||
use std::mem::transmute;
|
|
||||||
use std::ptr;
|
|
||||||
use std::any::Any;
|
|
||||||
use cranelift_codegen::ir::{AbiParam, types};
|
|
||||||
|
|
||||||
|
use cranelift_wasm::{GlobalInit, FuncIndex};
|
||||||
|
use super::env::ModuleInstance;
|
||||||
|
use super::env::{DataInitializer, Exportable};
|
||||||
|
use cranelift_entity::EntityRef;
|
||||||
|
|
||||||
use super::memory::LinearMemory;
|
use super::memory::LinearMemory;
|
||||||
use super::module::{DataInitializer, Module, Export, TableElements};
|
use std::marker::PhantomData;
|
||||||
use super::compilation::Compilation;
|
use std::{slice, mem};
|
||||||
use super::execute::make_vmctx;
|
use std::sync::Arc;
|
||||||
|
|
||||||
/// An Instance of a WebAssemby module.
|
use spin::RwLock;
|
||||||
#[derive(Debug)]
|
use super::super::common::slice::{BoundedSlice, UncheckedSlice};
|
||||||
pub struct Instance {
|
|
||||||
// pub module: Box<Module>,
|
|
||||||
|
|
||||||
// pub compilation: Box<Compilation>,
|
pub fn get_function_addr(base: *const (), functions: &[usize], func_index: &FuncIndex) -> *const () {
|
||||||
|
let offset = functions[func_index.index()];
|
||||||
/// WebAssembly table data.
|
(base as usize + offset) as _
|
||||||
pub tables: Vec<Vec<usize>>,
|
|
||||||
|
|
||||||
/// WebAssembly linear memory data.
|
|
||||||
pub memories: Vec<LinearMemory>,
|
|
||||||
|
|
||||||
/// WebAssembly global variable data.
|
|
||||||
pub globals: Vec<u8>,
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/// Zero-sized, non-instantiable type.
|
||||||
|
pub enum VmCtx {}
|
||||||
|
|
||||||
|
impl VmCtx {
|
||||||
|
pub fn data(&self) -> &VmCtxData {
|
||||||
|
let heap_ptr = self as *const _ as *const VmCtxData;
|
||||||
|
unsafe {
|
||||||
|
&*heap_ptr.sub(1)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/// This is safe because the offset is 32 bits and thus
|
||||||
|
/// cannot extend out of the guarded wasm memory.
|
||||||
|
pub fn fastpath_offset_ptr<T>(&self, offset: u32) -> *const T {
|
||||||
|
let heap_ptr = self as *const _ as *const u8;
|
||||||
|
unsafe {
|
||||||
|
heap_ptr.add(offset as usize) as *const T
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#[repr(C)]
|
||||||
|
pub struct VmCtxData<'a> {
|
||||||
|
pub user_data: UserData,
|
||||||
|
globals: UncheckedSlice<u8>,
|
||||||
|
memories: UncheckedSlice<UncheckedSlice<u8>>,
|
||||||
|
tables: UncheckedSlice<BoundedSlice<usize>>,
|
||||||
|
phantom: PhantomData<&'a ()>,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[repr(C)]
|
||||||
|
pub struct UserData {
|
||||||
|
// pub process: Dispatch<Process>,
|
||||||
|
pub instance: Instance,
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/// An Instance of a WebAssembly module
|
||||||
#[derive(Debug)]
|
#[derive(Debug)]
|
||||||
pub enum InvokeResult {
|
pub struct Instance {
|
||||||
VOID,
|
/// WebAssembly table data
|
||||||
I32(i32),
|
pub tables: Arc<Vec<RwLock<Vec<usize>>>>,
|
||||||
I64(i64),
|
|
||||||
F32(f32),
|
/// WebAssembly linear memory data
|
||||||
F64(f64),
|
pub memories: Arc<Vec<LinearMemory>>,
|
||||||
|
|
||||||
|
/// WebAssembly global variable data
|
||||||
|
pub globals: Vec<u8>,
|
||||||
}
|
}
|
||||||
|
|
||||||
impl Instance {
|
impl Instance {
|
||||||
/// Create a new `Instance`.
|
/// Create a new `Instance`.
|
||||||
pub fn new(
|
pub fn new(module: &ModuleInstance, data_initializers: &[DataInitializer], code_base: *const (), functions: &[usize]) -> Instance {
|
||||||
module: &Module,
|
let mut tables: Vec<Vec<usize>> = Vec::new();
|
||||||
compilation: &Compilation,
|
let mut memories: Vec<LinearMemory> = Vec::new();
|
||||||
data_initializers: &[DataInitializer],
|
let mut globals: Vec<u8> = Vec::new();
|
||||||
) -> Self {
|
|
||||||
let mut result = Self {
|
|
||||||
// module: Box::new(module),
|
|
||||||
// compilation: Box::new(compilation),
|
|
||||||
tables: Vec::new(),
|
|
||||||
memories: Vec::new(),
|
|
||||||
globals: Vec::new(),
|
|
||||||
};
|
|
||||||
// println!("Instance::instantiate tables");
|
|
||||||
result.instantiate_tables(module, compilation, &module.table_elements);
|
|
||||||
// println!("Instance::instantiate memories");
|
|
||||||
result.instantiate_memories(module, data_initializers);
|
|
||||||
// println!("Instance::instantiate globals");
|
|
||||||
result.instantiate_globals(module);
|
|
||||||
result
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Allocate memory in `self` for just the tables of the current module.
|
// instantiate_tables
|
||||||
fn instantiate_tables(
|
{
|
||||||
&mut self,
|
tables.reserve_exact(module.info.tables.len());
|
||||||
module: &Module,
|
for table in &module.info.tables {
|
||||||
compilation: &Compilation,
|
let len = table.entity.size;
|
||||||
table_initializers: &[TableElements],
|
let mut v = Vec::with_capacity(len);
|
||||||
) {
|
v.resize(len, 0);
|
||||||
debug_assert!(self.tables.is_empty());
|
tables.push(v);
|
||||||
self.tables.reserve_exact(module.tables.len());
|
|
||||||
for table in &module.tables {
|
|
||||||
let len = table.size;
|
|
||||||
let mut v = Vec::with_capacity(len);
|
|
||||||
v.resize(len, 0);
|
|
||||||
self.tables.push(v);
|
|
||||||
}
|
|
||||||
for init in table_initializers {
|
|
||||||
debug_assert!(init.base.is_none(), "globalvar base not supported yet");
|
|
||||||
let to_init =
|
|
||||||
&mut self.tables[init.table_index][init.offset..init.offset + init.elements.len()];
|
|
||||||
for (i, func_idx) in init.elements.iter().enumerate() {
|
|
||||||
let code_buf = &compilation.functions[module.defined_func_index(*func_idx).expect(
|
|
||||||
"table element initializer with imported function not supported yet",
|
|
||||||
)];
|
|
||||||
to_init[i] = code_buf.as_ptr() as usize;
|
|
||||||
}
|
}
|
||||||
}
|
// instantiate tables
|
||||||
}
|
for table_element in &module.info.table_elements {
|
||||||
|
assert!(table_element.base.is_none(), "globalvalue base not supported yet.");
|
||||||
|
let base = 0;
|
||||||
|
|
||||||
/// Allocate memory in `instance` for just the memories of the current module.
|
let table = &mut tables[table_element.table_index];
|
||||||
fn instantiate_memories(&mut self, module: &Module, data_initializers: &[DataInitializer]) {
|
for (i, func_index) in table_element.elements.iter().enumerate() {
|
||||||
debug_assert!(self.memories.is_empty());
|
// since the table just contains functions in the MVP
|
||||||
// Allocate the underlying memory and initialize it to all zeros.
|
// we get the address of the specified function indexes
|
||||||
// println!("instantiate_memories::reserve exact");
|
// to populate the table.
|
||||||
self.memories.reserve_exact(module.memories.len());
|
|
||||||
// println!("instantiate_memories::loop");
|
|
||||||
for memory in &module.memories {
|
|
||||||
// println!("instantiate_memories::new linear memory: {}", memory.pages_count);
|
|
||||||
// We do this so at least there is one page
|
|
||||||
let pages_count = if (memory.pages_count as u32) > 0 {
|
|
||||||
memory.pages_count as u32
|
|
||||||
}
|
|
||||||
else {
|
|
||||||
1
|
|
||||||
};
|
|
||||||
let v = LinearMemory::new(pages_count, memory.maximum.map(|m| m as u32));
|
|
||||||
self.memories.push(v);
|
|
||||||
}
|
|
||||||
for init in data_initializers {
|
|
||||||
// println!("instantiate_memories::initialize data");
|
|
||||||
debug_assert!(init.base.is_none(), "globalvar base not supported yet");
|
|
||||||
let mem_mut = self.memories[init.memory_index].as_mut();
|
|
||||||
let to_init = &mut mem_mut[init.offset..init.offset + init.data.len()];
|
|
||||||
to_init.copy_from_slice(init.data);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Allocate memory in `instance` for just the globals of the current module,
|
// let func_index = *elem_index - module.info.imported_funcs.len() as u32;
|
||||||
/// without any initializers applied yet.
|
|
||||||
fn instantiate_globals(&mut self, module: &Module) {
|
|
||||||
debug_assert!(self.globals.is_empty());
|
|
||||||
// Allocate the underlying memory and initialize it to all zeros.
|
|
||||||
let globals_data_size = module.globals.len() * 8;
|
|
||||||
self.globals.resize(globals_data_size, 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Returns a mutable reference to a linear memory under the specified index.
|
let func_addr = get_function_addr(code_base, functions, *&func_index);
|
||||||
pub fn memory_mut(&mut self, memory_index: usize) -> &mut LinearMemory {
|
table[base + table_element.offset + i] = func_addr as _;
|
||||||
self.memories
|
|
||||||
.get_mut(memory_index)
|
|
||||||
.unwrap_or_else(|| panic!("no memory for index {}", memory_index))
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Returns a slice of the contents of allocated linear memory.
|
|
||||||
pub fn inspect_memory(&self, memory_index: usize, address: usize, len: usize) -> &[u8] {
|
|
||||||
&self
|
|
||||||
.memories
|
|
||||||
.get(memory_index)
|
|
||||||
.unwrap_or_else(|| panic!("no memory for index {}", memory_index))
|
|
||||||
.as_ref()[address..address + len]
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Shows the value of a global variable.
|
|
||||||
pub fn inspect_global(&self, global_index: GlobalIndex, ty: ir::Type) -> &[u8] {
|
|
||||||
let offset = global_index * 8;
|
|
||||||
let len = ty.bytes() as usize;
|
|
||||||
&self.globals[offset..offset + len]
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
pub fn execute_fn(
|
|
||||||
&mut self,
|
|
||||||
module: &Module,
|
|
||||||
compilation: &Compilation,
|
|
||||||
func_name: String,
|
|
||||||
) -> Result<InvokeResult, String> {
|
|
||||||
// println!("execute");
|
|
||||||
// println!("TABLES: {:?}", self.tables);
|
|
||||||
// println!("MEMORIES: {:?}", self.memories);
|
|
||||||
// println!("GLOBALS: {:?}", self.globals);
|
|
||||||
|
|
||||||
let export_func = module.exports.get(&func_name);
|
|
||||||
let func_index = match export_func {
|
|
||||||
Some(&Export::Function(index)) => index,
|
|
||||||
_ => panic!("No func name")
|
|
||||||
};
|
|
||||||
|
|
||||||
let code_buf = &compilation.functions[module
|
|
||||||
.defined_func_index(func_index)
|
|
||||||
.expect("imported start functions not supported yet")];
|
|
||||||
|
|
||||||
let sig_index = module.functions[func_index];
|
|
||||||
let imported_sig = &module.signatures[sig_index];
|
|
||||||
|
|
||||||
// println!("FUNCTION CODE BUF={:?}", imported_sig);
|
|
||||||
|
|
||||||
// Collect all memory base addresses and Vec.
|
|
||||||
let mut mem_base_addrs = self
|
|
||||||
.memories
|
|
||||||
.iter_mut()
|
|
||||||
.map(LinearMemory::base_addr)
|
|
||||||
.collect::<Vec<_>>();
|
|
||||||
let vmctx = make_vmctx(self, &mut mem_base_addrs);
|
|
||||||
|
|
||||||
// unsafe {
|
|
||||||
// func = transmute::<_, fn(*const *mut u8) -> Box<Any>>(code_buf.as_ptr());
|
|
||||||
// }
|
|
||||||
// ret = ;
|
|
||||||
match imported_sig.returns.len() {
|
|
||||||
0 => unsafe {
|
|
||||||
let func = transmute::<_, fn(*const *mut u8)>(code_buf.as_ptr());
|
|
||||||
func(vmctx.as_ptr());
|
|
||||||
Ok(InvokeResult::VOID)
|
|
||||||
},
|
|
||||||
1 => {
|
|
||||||
let value_type = imported_sig.returns[0].value_type;
|
|
||||||
match value_type {
|
|
||||||
types::I32 => unsafe {
|
|
||||||
let func = transmute::<_, fn(*const *mut u8) -> i32>(code_buf.as_ptr());
|
|
||||||
Ok(InvokeResult::I32(func(vmctx.as_ptr())))
|
|
||||||
},
|
|
||||||
types::I64 => unsafe {
|
|
||||||
let func = transmute::<_, fn(*const *mut u8) -> i64>(code_buf.as_ptr());
|
|
||||||
Ok(InvokeResult::I64(func(vmctx.as_ptr())))
|
|
||||||
},
|
|
||||||
types::F32 => unsafe {
|
|
||||||
let func = transmute::<_, fn(*const *mut u8) -> f32>(code_buf.as_ptr());
|
|
||||||
Ok(InvokeResult::F32(func(vmctx.as_ptr())))
|
|
||||||
},
|
|
||||||
types::F64 => unsafe {
|
|
||||||
let func = transmute::<_, fn(*const *mut u8) -> f64>(code_buf.as_ptr());
|
|
||||||
Ok(InvokeResult::F64(func(vmctx.as_ptr())))
|
|
||||||
},
|
|
||||||
_ => panic!("Invalid signature")
|
|
||||||
}
|
}
|
||||||
},
|
}
|
||||||
_ => panic!("Only one-returnf functions are supported for now")
|
};
|
||||||
|
|
||||||
|
// instantiate_memories
|
||||||
|
{
|
||||||
|
// Allocate the underlying memory and initialize it to all zeros.
|
||||||
|
memories.reserve_exact(module.info.memories.len());
|
||||||
|
for memory in &module.info.memories {
|
||||||
|
let memory = memory.entity;
|
||||||
|
let v = LinearMemory::new(memory.pages_count as u32, memory.maximum.map(|m| m as u32));
|
||||||
|
memories.push(v);
|
||||||
|
}
|
||||||
|
for init in data_initializers {
|
||||||
|
debug_assert!(init.base.is_none(), "globalvar base not supported yet");
|
||||||
|
let mem_mut = memories[init.memory_index].as_mut();
|
||||||
|
let to_init = &mut mem_mut[init.offset..init.offset + init.data.len()];
|
||||||
|
to_init.copy_from_slice(&init.data);
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
// instantiate_globals
|
||||||
|
{
|
||||||
|
let globals_count = module.info.globals.len();
|
||||||
|
// Allocate the underlying memory and initialize it to zeros
|
||||||
|
let globals_data_size = globals_count * 8;
|
||||||
|
globals.resize(globals_data_size, 0);
|
||||||
|
|
||||||
|
// cast the globals slice to a slice of i64.
|
||||||
|
let globals_data = unsafe { slice::from_raw_parts_mut(globals.as_mut_ptr() as *mut i64, globals_count) };
|
||||||
|
for (i, global) in module.info.globals.iter().enumerate() {
|
||||||
|
let value: i64 = match global.entity.initializer {
|
||||||
|
GlobalInit::I32Const(n) => n as _,
|
||||||
|
GlobalInit::I64Const(n) => n,
|
||||||
|
GlobalInit::F32Const(f) => unsafe { mem::transmute(f as f64) },
|
||||||
|
GlobalInit::F64Const(f) => unsafe { mem::transmute(f) },
|
||||||
|
_ => unimplemented!(),
|
||||||
|
};
|
||||||
|
|
||||||
|
globals_data[i] = value;
|
||||||
|
}
|
||||||
|
};
|
||||||
|
|
||||||
|
Instance {
|
||||||
|
tables: Arc::new(tables.into_iter().map(|table| RwLock::new(table)).collect()),
|
||||||
|
memories: Arc::new(memories.into_iter().collect()),
|
||||||
|
globals: globals,
|
||||||
}
|
}
|
||||||
|
|
||||||
// println!("TABLES: {:?}", self.tables);
|
|
||||||
// println!("MEMORIES: {:?}", self.memories);
|
|
||||||
// println!("{:?}", module.exports);
|
|
||||||
// println!("execute end");
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
pub fn memories(&self) -> Arc<Vec<LinearMemory>> {
|
||||||
|
self.memories.clone()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl Clone for Instance {
|
||||||
|
fn clone(&self) -> Instance {
|
||||||
|
Instance {
|
||||||
|
tables: Arc::clone(&self.tables),
|
||||||
|
memories: Arc::clone(&self.memories),
|
||||||
|
globals: self.globals.clone(),
|
||||||
|
}
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
@ -1,158 +1,113 @@
|
|||||||
use errno;
|
use memmap;
|
||||||
use libc;
|
use std::fmt;
|
||||||
use region;
|
|
||||||
use std::mem;
|
|
||||||
use std::ptr;
|
|
||||||
|
|
||||||
/// Round `size` up to the nearest multiple of `page_size`.
|
const PAGE_SIZE: u32 = 65536;
|
||||||
fn round_up_to_page_size(size: usize, page_size: usize) -> usize {
|
const MAX_PAGES: u32 = 65536;
|
||||||
(size + (page_size - 1)) & !(page_size - 1)
|
|
||||||
|
/// A linear memory instance.
|
||||||
|
///
|
||||||
|
/// This linear memory has a stable base address and at the same time allows
|
||||||
|
/// for dynamical growing.
|
||||||
|
pub struct LinearMemory {
|
||||||
|
mmap: memmap::MmapMut,
|
||||||
|
current: u32,
|
||||||
|
maximum: Option<u32>,
|
||||||
}
|
}
|
||||||
|
|
||||||
/// A simple struct consisting of a pointer and length.
|
impl LinearMemory {
|
||||||
struct PtrLen {
|
/// Create a new linear memory instance with specified initial and maximum number of pages.
|
||||||
ptr: *mut u8,
|
///
|
||||||
len: usize,
|
/// `maximum` cannot be set to more than `65536` pages.
|
||||||
}
|
pub fn new(initial: u32, maximum: Option<u32>) -> Self {
|
||||||
|
assert!(initial <= MAX_PAGES);
|
||||||
|
assert!(maximum.is_none() || maximum.unwrap() <= MAX_PAGES);
|
||||||
|
|
||||||
impl PtrLen {
|
let len = PAGE_SIZE * match maximum {
|
||||||
/// Create a new empty `PtrLen`.
|
Some(val) => val,
|
||||||
fn new() -> Self {
|
None => initial,
|
||||||
Self {
|
|
||||||
ptr: ptr::null_mut(),
|
|
||||||
len: 0,
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Create a new `PtrLen` pointing to at least `size` bytes of memory,
|
|
||||||
/// suitably sized and aligned for memory protection.
|
|
||||||
#[cfg(not(target_os = "windows"))]
|
|
||||||
fn with_size(size: usize) -> Result<Self, String> {
|
|
||||||
let page_size = region::page::size();
|
|
||||||
let alloc_size = round_up_to_page_size(size, page_size);
|
|
||||||
unsafe {
|
|
||||||
let mut ptr: *mut libc::c_void = mem::uninitialized();
|
|
||||||
let err = libc::posix_memalign(&mut ptr, page_size, alloc_size);
|
|
||||||
if err == 0 {
|
|
||||||
Ok(Self {
|
|
||||||
ptr: ptr as *mut u8,
|
|
||||||
len: alloc_size,
|
|
||||||
})
|
|
||||||
} else {
|
|
||||||
Err(errno::Errno(err).to_string())
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
#[cfg(target_os = "windows")]
|
|
||||||
fn with_size(size: usize) -> Result<Self, String> {
|
|
||||||
use winapi::um::memoryapi::VirtualAlloc;
|
|
||||||
use winapi::um::winnt::{MEM_COMMIT, MEM_RESERVE, PAGE_READWRITE};
|
|
||||||
|
|
||||||
let page_size = region::page::size();
|
|
||||||
|
|
||||||
// VirtualAlloc always rounds up to the next multiple of the page size
|
|
||||||
let ptr = unsafe {
|
|
||||||
VirtualAlloc(
|
|
||||||
ptr::null_mut(),
|
|
||||||
size,
|
|
||||||
MEM_COMMIT | MEM_RESERVE,
|
|
||||||
PAGE_READWRITE,
|
|
||||||
)
|
|
||||||
};
|
};
|
||||||
if !ptr.is_null() {
|
let mmap = memmap::MmapMut::map_anon(len as usize).unwrap();
|
||||||
Ok(Self {
|
|
||||||
ptr: ptr as *mut u8,
|
|
||||||
len: round_up_to_page_size(size, page_size),
|
|
||||||
})
|
|
||||||
} else {
|
|
||||||
Err(errno::errno().to_string())
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
/// JIT memory manager. This manages pages of suitably aligned and
|
|
||||||
/// accessible memory.
|
|
||||||
pub struct Memory {
|
|
||||||
allocations: Vec<PtrLen>,
|
|
||||||
executable: usize,
|
|
||||||
current: PtrLen,
|
|
||||||
position: usize,
|
|
||||||
}
|
|
||||||
|
|
||||||
impl Memory {
|
|
||||||
pub fn new() -> Self {
|
|
||||||
Self {
|
Self {
|
||||||
allocations: Vec::new(),
|
mmap,
|
||||||
executable: 0,
|
current: initial,
|
||||||
current: PtrLen::new(),
|
maximum,
|
||||||
position: 0,
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
fn finish_current(&mut self) {
|
/// Returns an base address of this linear memory.
|
||||||
self.allocations
|
pub fn base_addr(&mut self) -> *mut u8 {
|
||||||
.push(mem::replace(&mut self.current, PtrLen::new()));
|
self.mmap.as_mut_ptr()
|
||||||
self.position = 0;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
/// TODO: Use a proper error type.
|
/// Returns a number of allocated wasm pages.
|
||||||
pub fn allocate(&mut self, size: usize) -> Result<*mut u8, String> {
|
pub fn current_size(&self) -> u32 {
|
||||||
if size <= self.current.len - self.position {
|
self.current
|
||||||
// TODO: Ensure overflow is not possible.
|
|
||||||
let ptr = unsafe { self.current.ptr.offset(self.position as isize) };
|
|
||||||
self.position += size;
|
|
||||||
return Ok(ptr);
|
|
||||||
}
|
|
||||||
|
|
||||||
self.finish_current();
|
|
||||||
|
|
||||||
// TODO: Allocate more at a time.
|
|
||||||
self.current = PtrLen::with_size(size)?;
|
|
||||||
self.position = size;
|
|
||||||
Ok(self.current.ptr)
|
|
||||||
}
|
}
|
||||||
|
|
||||||
/// Set all memory allocated in this `Memory` up to now as readable and executable.
|
/// Grow memory by the specified amount of pages.
|
||||||
pub fn set_readable_and_executable(&mut self) {
|
///
|
||||||
self.finish_current();
|
/// Returns `None` if memory can't be grown by the specified amount
|
||||||
|
/// of pages.
|
||||||
for &PtrLen { ptr, len } in &self.allocations[self.executable..] {
|
pub fn grow(&mut self, add_pages: u32) -> Option<u32> {
|
||||||
if len != 0 {
|
let new_pages = match self.current.checked_add(add_pages) {
|
||||||
unsafe {
|
Some(new_pages) => new_pages,
|
||||||
region::protect(ptr, len, region::Protection::ReadExecute)
|
None => return None,
|
||||||
.expect("unable to make memory readable+executable");
|
};
|
||||||
}
|
if let Some(val) = self.maximum {
|
||||||
|
if new_pages > val {
|
||||||
|
return None;
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
// Wasm linear memories are never allowed to grow beyond what is
|
||||||
|
// indexable. If the memory has no maximum, enforce the greatest
|
||||||
|
// limit here.
|
||||||
|
if new_pages >= 65536 {
|
||||||
|
return None;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
|
||||||
|
|
||||||
/// Set all memory allocated in this `Memory` up to now as readonly.
|
let prev_pages = self.current;
|
||||||
pub fn set_readonly(&mut self) {
|
let new_bytes = (new_pages * PAGE_SIZE) as usize;
|
||||||
self.finish_current();
|
|
||||||
|
|
||||||
for &PtrLen { ptr, len } in &self.allocations[self.executable..] {
|
if self.mmap.len() < new_bytes {
|
||||||
if len != 0 {
|
// If we have no maximum, this is a "dynamic" heap, and it's allowed
|
||||||
unsafe {
|
// to move.
|
||||||
region::protect(ptr, len, region::Protection::Read)
|
assert!(self.maximum.is_none());
|
||||||
.expect("unable to make memory readonly");
|
let mut new_mmap = memmap::MmapMut::map_anon(new_bytes).unwrap();
|
||||||
}
|
new_mmap.copy_from_slice(&self.mmap);
|
||||||
}
|
self.mmap = new_mmap;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
self.current = new_pages;
|
||||||
|
|
||||||
|
// Ensure that newly allocated area is zeroed.
|
||||||
|
let new_start_offset = (prev_pages * PAGE_SIZE) as usize;
|
||||||
|
let new_end_offset = (new_pages * PAGE_SIZE) as usize;
|
||||||
|
for i in new_start_offset..new_end_offset {
|
||||||
|
assert!(self.mmap[i] == 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
Some(prev_pages)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
// TODO: Implement Drop to unprotect and deallocate the memory?
|
impl fmt::Debug for LinearMemory {
|
||||||
|
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
||||||
#[cfg(test)]
|
f.debug_struct("LinearMemory")
|
||||||
mod tests {
|
.field("current", &self.current)
|
||||||
use super::*;
|
.field("maximum", &self.maximum)
|
||||||
|
.finish()
|
||||||
#[test]
|
}
|
||||||
fn test_round_up_to_page_size() {
|
}
|
||||||
assert_eq!(round_up_to_page_size(0, 4096), 0);
|
|
||||||
assert_eq!(round_up_to_page_size(1, 4096), 4096);
|
impl AsRef<[u8]> for LinearMemory {
|
||||||
assert_eq!(round_up_to_page_size(4096, 4096), 4096);
|
fn as_ref(&self) -> &[u8] {
|
||||||
assert_eq!(round_up_to_page_size(4097, 4096), 8192);
|
&self.mmap
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl AsMut<[u8]> for LinearMemory {
|
||||||
|
fn as_mut(&mut self) -> &mut [u8] {
|
||||||
|
&mut self.mmap
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
@ -7,6 +7,8 @@ pub mod errors;
|
|||||||
// pub mod execute;
|
// pub mod execute;
|
||||||
pub mod utils;
|
pub mod utils;
|
||||||
pub mod env;
|
pub mod env;
|
||||||
|
pub mod memory;
|
||||||
|
pub mod instance;
|
||||||
|
|
||||||
use std::str::FromStr;
|
use std::str::FromStr;
|
||||||
use std::time::{Duration, Instant};
|
use std::time::{Duration, Instant};
|
||||||
@ -25,6 +27,7 @@ use cranelift_codegen::verifier;
|
|||||||
use cranelift_wasm::{translate_module, ReturnMode};
|
use cranelift_wasm::{translate_module, ReturnMode};
|
||||||
|
|
||||||
pub use self::env::ModuleInstance;
|
pub use self::env::ModuleInstance;
|
||||||
|
pub use self::instance::Instance;
|
||||||
|
|
||||||
// pub use self::compilation::{compile_module, Compilation};
|
// pub use self::compilation::{compile_module, Compilation};
|
||||||
// pub use self::environ::{ModuleEnvironment};
|
// pub use self::environ::{ModuleEnvironment};
|
||||||
@ -68,22 +71,22 @@ pub struct ImportObject {
|
|||||||
pub fn instantiate(buffer_source: Vec<u8>, import_object: Option<ImportObject>) -> Result<ModuleInstance, ErrorKind> {
|
pub fn instantiate(buffer_source: Vec<u8>, import_object: Option<ImportObject>) -> Result<ModuleInstance, ErrorKind> {
|
||||||
let flags = Flags::new(settings::builder());
|
let flags = Flags::new(settings::builder());
|
||||||
let return_mode = ReturnMode::NormalReturns;
|
let return_mode = ReturnMode::NormalReturns;
|
||||||
let mut dummy_environ =
|
let mut environ =
|
||||||
ModuleInstance::with_triple_flags(triple!("riscv64"), flags.clone(), return_mode);
|
ModuleInstance::with_triple_flags(triple!("riscv64"), flags.clone(), return_mode);
|
||||||
|
|
||||||
translate_module(&buffer_source, &mut dummy_environ).map_err(|e| ErrorKind::CompileError(e.to_string()))?;
|
translate_module(&buffer_source, &mut environ).map_err(|e| ErrorKind::CompileError(e.to_string()))?;
|
||||||
|
|
||||||
let isa = isa::lookup(dummy_environ.info.triple)
|
let isa = isa::lookup(environ.info.triple)
|
||||||
.unwrap()
|
.unwrap()
|
||||||
.finish(dummy_environ.info.flags);
|
.finish(environ.info.flags);
|
||||||
|
|
||||||
for func in dummy_environ.info.function_bodies.values() {
|
for func in environ.info.function_bodies.values() {
|
||||||
verifier::verify_function(func, &*isa)
|
verifier::verify_function(func, &*isa)
|
||||||
.map_err(|errors| panic!(pretty_verifier_error(func, Some(&*isa), None, errors)))
|
.map_err(|errors| panic!(pretty_verifier_error(func, Some(&*isa), None, errors)))
|
||||||
.unwrap();
|
.unwrap();
|
||||||
};
|
};
|
||||||
unimplemented!()
|
unimplemented!()
|
||||||
// Ok(dummy_environ)
|
// Ok(environ)
|
||||||
// let now = Instant::now();
|
// let now = Instant::now();
|
||||||
// let isa = construct_isa();
|
// let isa = construct_isa();
|
||||||
// println!("instantiate::init {:?}", now.elapsed());
|
// println!("instantiate::init {:?}", now.elapsed());
|
||||||
|
|||||||
Reference in New Issue
Block a user