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port rust tunnel example to zig

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This commit is contained in:
Dennis Ranke
2022-01-02 13:58:56 +01:00
parent 26206a312a
commit 88ee0e1bef
7 changed files with 77 additions and 12 deletions
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10
examples/rust/readme.txt
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@@ -5,14 +5,14 @@ A nightly rust compiler is needed for the unstable sqrtf32
intrinsic.
Simply compiling with rustc as shown in build.sh results in a
371 byte tunnel.wasm. Using wasm-opt this can be reduced to
260 bytes.
361 byte tunnel.wasm. Using wasm-opt this can be reduced to
255 bytes.
When you disassemble this wasm file using wasm2wat you can see
these globals and exports:
(global (;0;) i32 (i32.const 65536))
(global (;1;) i32 (i32.const 65536))
(global (;0;) i32 (i32.const 90000))
(global (;1;) i32 (i32.const 90000))
(export "__data_end" (global 0))
(export "__heap_base" (global 1))
@@ -23,5 +23,5 @@ referenced by the exports and we can remove them using
'uw8 filter-exports' (preferably before running wasm-opt) which
removes all exports except those used by the MicroW8 platform.
This gives us a 216 byte wasm file. Running this through
This gives us a 211 byte wasm file. Running this through
uw8 pack brings us to the final size of 119 bytes.