Merge pull request #2518 from peterhuene/add-allocator

Implement the pooling instance allocator.

Cargo.lock

@@ -213,6 +213,25 @@ dependencies = [
  "which",
 ]
 
+[[package]]
+name = "bindgen"
+version = "0.57.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fd4865004a46a0aafb2a0a5eb19d3c9fc46ee5f063a6cfc605c69ac9ecf5263d"
+dependencies = [
+ "bitflags",
+ "cexpr",
+ "clang-sys",
+ "lazy_static",
+ "lazycell",
+ "peeking_take_while",
+ "proc-macro2",
+ "quote",
+ "regex",
+ "rustc-hash",
+ "shlex",
+]
+
 [[package]]
 name = "bit-set"
 version = "0.5.2"
@@ -1567,6 +1586,19 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0debeb9fcf88823ea64d64e4a815ab1643f33127d995978e099942ce38f25238"
 
+[[package]]
+name = "nix"
+version = "0.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50e4785f2c3b7589a0d0c1dd60285e1188adac4006e8abd6dd578e1567027363"
+dependencies = [
+ "bitflags",
+ "cc",
+ "cfg-if 0.1.10",
+ "libc",
+ "void",
+]
+
 [[package]]
 name = "nom"
 version = "5.1.2"
@@ -1714,7 +1746,7 @@ version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8fb64bef270a1ff665b0b2e28ebfa213e6205a007ce88223d020730225d6008f"
 dependencies = [
- "bindgen",
+ "bindgen 0.55.1",
  "cmake",
 ]
 
@@ -2929,6 +2961,30 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "userfaultfd"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "18d8164d4a8198fa546e7553b529f53e82907214a25fafda4a6f90d978b30a5c"
+dependencies = [
+ "bitflags",
+ "libc",
+ "nix",
+ "thiserror",
+ "userfaultfd-sys",
+]
+
+[[package]]
+name = "userfaultfd-sys"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1ada4f4ae167325015f52cc65f9fb6c251b868d8fb3b6dd0ce2d60e497c4870a"
+dependencies = [
+ "bindgen 0.57.0",
+ "cc",
+ "cfg-if 0.1.10",
+]
+
 [[package]]
 name = "vec_map"
 version = "0.8.2"
@@ -2941,6 +2997,12 @@ version = "0.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b5a972e5669d67ba988ce3dc826706fb0a8b01471c088cb0b6110b805cc36aed"
 
+[[package]]
+name = "void"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
+
 [[package]]
 name = "wait-timeout"
 version = "0.2.0"
@@ -3273,6 +3335,7 @@ dependencies = [
  "indexmap",
  "log",
  "more-asserts",
+ "region",
  "serde",
  "thiserror",
  "wasmparser",
@@ -3398,6 +3461,7 @@ dependencies = [
 name = "wasmtime-runtime"
 version = "0.24.0"
 dependencies = [
+ "anyhow",
  "backtrace",
  "cc",
  "cfg-if 1.0.0",
@@ -3408,8 +3472,10 @@ dependencies = [
  "memoffset",
  "more-asserts",
  "psm",
+ "rand 0.7.3",
  "region",
  "thiserror",
+ "userfaultfd",
  "wasmtime-environ",
  "winapi",
 ]