From 1003ccc6484d06a9635a8ef430e78e9098c6faea Mon Sep 17 00:00:00 2001
From: Within <chrissycadey@icloud.com>
Date: Wed, 23 Oct 2019 21:10:36 -0400
Subject: [PATCH] try to get a wasm interpreter in this

---
 Cargo.lock  | 1243 +++++++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml  |   19 +
 data/h.wasm |  Bin 0 -> 67 bytes
 src/main.rs |    8 +-
 4 files changed, 1266 insertions(+), 4 deletions(-)
 create mode 100644 data/h.wasm

diff --git a/Cargo.lock b/Cargo.lock
index 24b9c5d..f411702 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,5 +1,21 @@
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@@ -8,6 +24,71 @@ dependencies = [
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+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -41,6 +546,11 @@ dependencies = [
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+[[package]]
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@@ -49,11 +559,53 @@ dependencies = [
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@@ -67,11 +619,396 @@ dependencies = [
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@@ -81,6 +1018,16 @@ dependencies = [
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@@ -91,6 +1038,143 @@ name = "volatile"
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diff --git a/Cargo.toml b/Cargo.toml
index af6bb9e..35710c1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,6 +16,25 @@ pic8259_simple = "0.1.1"
 pc-keyboard = "0.3.1"
 linked_list_allocator = "0.6.4"
 
+[dependencies.wasmtime-environ]
+git = "https://github.com/CraneStation/wasmtime"
+rev = "a7fa6bdb3197ca98bcd1b55665e3bb550888dda1"
+default-features = false
+features = ["core"]
+
+[dependencies.wasmtime-jit]
+git = "https://github.com/CraneStation/wasmtime"
+rev = "a7fa6bdb3197ca98bcd1b55665e3bb550888dda1"
+default-features = false
+features = ["core"]
+
+[dependencies.wasmtime-runtime]
+git = "https://github.com/CraneStation/wasmtime"
+rev = "a7fa6bdb3197ca98bcd1b55665e3bb550888dda1"
+version = "*"
+default-features = false
+features = ["core"]
+
 [dependencies.lazy_static]
 version = "1.0"
 features = ["spin_no_std"]
diff --git a/data/h.wasm b/data/h.wasm
new file mode 100644
index 0000000000000000000000000000000000000000..4cf1adedfeab7b4991b983bd41c5f9c8ebb71363
GIT binary patch
literal 67
zcmWN^p%H*E5JkcFFT;chCYHhE6m?uD!Ns5`Anj5HtXr<<7NFI-CLJtGLj#gYdHI9N
Sp<QW4apJ`lr(08{QQ1BSrw3R7

literal 0
HcmV?d00001

diff --git a/src/main.rs b/src/main.rs
index 9b3d8c4..fd1be8a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -17,10 +17,6 @@ fn kernel_main(boot_info: &'static BootInfo) -> ! {
     xe_os::init(&boot_info);
     println!("Hello World{}", "!");
 
-    // allocate a number on the heap
-    let heap_value = Box::new(41);
-    println!("heap_value at {:p}", heap_value);
-
     #[cfg(test)]
     test_main();
 
@@ -28,6 +24,10 @@ fn kernel_main(boot_info: &'static BootInfo) -> ! {
     xe_os::hlt_loop();
 }
 
+fn run_wasm() {
+    let bytes = include_bytes!("../data/h.wasm");
+}
+
 // our existing panic handler
 #[cfg(not(test))] // new attribute
 #[panic_handler]