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| author | Alon Zakai <azakai@google.com> | 2022-07-08 08:32:59 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-07-08 08:32:59 -0700 |
| commit | b88bedb16c8177442916eb64ebb4886206aeccf0 (patch) | |
| tree | d2c037ce0b59b9a1362c349a61dc3b31a3bfe27e /src/wasm/wasm-binary.cpp | |
| parent | 19a437500a4c30f48355722653a01a8c44ff6bec (diff) | |
| download | binaryen-b88bedb16c8177442916eb64ebb4886206aeccf0.tar.gz binaryen-b88bedb16c8177442916eb64ebb4886206aeccf0.tar.bz2 binaryen-b88bedb16c8177442916eb64ebb4886206aeccf0.zip | |
[Strings] string.concat (#4777)
Diffstat (limited to 'src/wasm/wasm-binary.cpp')
| -rw-r--r-- | src/wasm/wasm-binary.cpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/wasm/wasm-binary.cpp b/src/wasm/wasm-binary.cpp index 429ff7bae..5aa5948fe 100644 --- a/src/wasm/wasm-binary.cpp +++ b/src/wasm/wasm-binary.cpp @@ -3930,6 +3930,9 @@ BinaryConsts::ASTNodes WasmBinaryBuilder::readExpression(Expression*& curr) { if (maybeVisitStringEncode(curr, opcode)) { break; } + if (maybeVisitStringConcat(curr, opcode)) { + break; + } if (opcode == BinaryConsts::RefIsFunc || opcode == BinaryConsts::RefIsData || opcode == BinaryConsts::RefIsI31) { @@ -7220,6 +7223,17 @@ bool WasmBinaryBuilder::maybeVisitStringEncode(Expression*& out, return true; } +bool WasmBinaryBuilder::maybeVisitStringConcat(Expression*& out, + uint32_t code) { + if (code != BinaryConsts::StringConcat) { + return false; + } + auto* right = popNonVoidExpression(); + auto* left = popNonVoidExpression(); + out = Builder(wasm).makeStringConcat(left, right); + return true; +} + void WasmBinaryBuilder::visitRefAs(RefAs* curr, uint8_t code) { BYN_TRACE("zz node: RefAs\n"); switch (code) { |