src/arch/wasm/CodeGen.zig | 141 +++++++++++++-------------
 src/arch/wasm/abi.zig     |  93 +++++------------
 src/codegen/llvm.zig      |  48 ++++-----
 src/link/Wasm.zig         |  33 +++---
 test/c_abi/cfuncs.c       |  70 +++++++++++++
 test/c_abi/main.zig       | 174 ++++++++++++++++++++++----------
 6 files changed, 329 insertions(+), 230 deletions(-)