feat: add examples/compile-php-to-wasm

8 files changed, 100 insertions, 13 deletions

diff --git a/examples/compile-php-to-wasm/Dockerfile b/examples/compile-php-to-wasm/Dockerfile
new file mode 100644
index 0000000..1bdef61
--- /dev/null
+++ b/examples/compile-php-to-wasm/Dockerfile
@@ -0,0 +1,65 @@
+FROM emscripten/emsdk:3.1.46
+
+RUN git clone --depth=1 --branch=php-8.2.10 https://github.com/php/php-src
+
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        autoconf \
+        bison \
+        pkg-config \
+        re2c \
+        && \
+    :
+
+RUN cd php-src && \
+    ./buildconf --force && \
+    emconfigure ./configure \
+        --disable-all \
+        --disable-mbregex \
+        --disable-fiber-asm \
+        --disable-cli \
+        --disable-cgi \
+        --disable-phpdbg \
+        --enable-embed=static \
+        --enable-mbstring \
+        --without-iconv \
+        --without-libxml \
+        --without-pcre-jit \
+        --without-pdo-sqlite \
+        --without-sqlite3 \
+        && \
+    EMCC_CFLAGS='-s ERROR_ON_UNDEFINED_SYMBOLS=0' emmake make -j$(nproc) && \
+    mv libs/libphp.a .. && \
+    make clean && \
+    git clean -fd && \
+    :
+
+COPY php-wasm.c /src/
+
+RUN cd php-src && \
+    emcc \
+        -c \
+        -o php-wasm.o \
+        -I . \
+        -I TSRM \
+        -I Zend \
+        -I main \
+        ../php-wasm.c \
+        && \
+    mv php-wasm.o .. && \
+    make clean && \
+    git clean -fd && \
+    :
+
+RUN emcc \
+    -s ENVIRONMENT=node \
+    -s ERROR_ON_UNDEFINED_SYMBOLS=0 \
+    -s EXPORTED_RUNTIME_METHODS='["ccall"]' \
+    -s EXPORT_ES6=1 \
+    -s INITIAL_MEMORY=16777216 \
+    -s INVOKE_RUN=0 \
+    -s MODULARIZE=1 \
+    -o php-wasm.js \
+    php-wasm.o \
+    libphp.a \
+    ;
diff --git a/examples/compile-php-to-wasm/php-wasm.c b/examples/compile-php-to-wasm/php-wasm.c
new file mode 100644
index 0000000..9c71ca1
--- /dev/null
+++ b/examples/compile-php-to-wasm/php-wasm.c
@@ -0,0 +1,22 @@
+#include <stdio.h>
+#include <emscripten.h>
+#include <Zend/zend_execute.h>
+#include <sapi/embed/php_embed.h>
+
+int EMSCRIPTEN_KEEPALIVE php_wasm_run(const char* code) {
+    zend_result result;
+
+    int argc = 1;
+    char* argv[] = { "php.wasm", NULL };
+
+    PHP_EMBED_START_BLOCK(argc, argv);
+
+    result = zend_eval_string_ex(code, NULL, "php.wasm code", 1);
+
+    PHP_EMBED_END_BLOCK();
+
+    fflush(stdout);
+    fflush(stderr);
+
+    return result == SUCCESS ? 0 : 1;
+}
diff --git a/examples/php-on-wasm/php-wasm.mjs b/examples/compile-php-to-wasm/php-wasm.js
index 8477416..92ba924 100644
--- a/examples/php-on-wasm/php-wasm.mjs
+++ b/examples/compile-php-to-wasm/php-wasm.js
@@ -7746,17 +7746,6 @@ function invoke_v(index) {
   }
 }
 
-function invoke_iiii(index,a1,a2,a3) {
-  var sp = stackSave();
-  try {
-    return getWasmTableEntry(index)(a1,a2,a3);
-  } catch(e) {
-    stackRestore(sp);
-    if (e !== e+0) throw e;
-    _setThrew(1, 0);
-  }
-}
-
 function invoke_ii(index,a1) {
   var sp = stackSave();
   try {
@@ -7823,6 +7812,17 @@ function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6) {
   }
 }
 
+function invoke_iiii(index,a1,a2,a3) {
+  var sp = stackSave();
+  try {
+    return getWasmTableEntry(index)(a1,a2,a3);
+  } catch(e) {
+    stackRestore(sp);
+    if (e !== e+0) throw e;
+    _setThrew(1, 0);
+  }
+}
+
 function invoke_viiii(index,a1,a2,a3,a4) {
   var sp = stackSave();
   try {
diff --git a/examples/compile-php-to-wasm/php-wasm.wasm b/examples/compile-php-to-wasm/php-wasm.wasm
new file mode 100755
index 0000000..cf5ca85
--- /dev/null
+++ b/examples/compile-php-to-wasm/php-wasm.wasm
diff --git a/examples/php-on-wasm/php-wasm.php b/examples/php-on-wasm/php-wasm.php
index 809af69..96625b8 100644
--- a/examples/php-on-wasm/php-wasm.php
+++ b/examples/php-on-wasm/php-wasm.php
@@ -35,7 +35,6 @@ $hostFuncs = [
     makeHostFunc('(i32, i32, i32) -> (i32)', hostFunc__env__invoke_iii(...)),
     makeHostFunc('(i32, i32, i32, i32, i32) -> (i32)', hostFunc__env__invoke_iiiii(...)),
     makeHostFunc('(i32) -> ()', hostFunc__env__invoke_v(...)),
-    makeHostFunc('(i32, i32, i32, i32) -> (i32)', hostFunc__env__invoke_iiii(...)),
     makeHostFunc('(i32, i32) -> (i32)', hostFunc__env__invoke_ii(...)),
     makeHostFunc('() -> ()', hostFunc__env__abort(...)),
     makeHostFunc('(i32) -> ()', hostFunc__env__exit(...)),
@@ -44,6 +43,7 @@ $hostFuncs = [
     makeHostFunc('(i32, i32) -> ()', hostFunc__env__invoke_vi(...)),
     makeHostFunc('(i32) -> (i32)', hostFunc__env__invoke_i(...)),
     makeHostFunc('(i32, i32, i32, i32, i32, i32, i32) -> (i32)', hostFunc__env__invoke_iiiiiii(...)),
+    makeHostFunc('(i32, i32, i32, i32) -> (i32)', hostFunc__env__invoke_iiii(...)),
     makeHostFunc('(i32, i32, i32, i32) -> ()', hostFunc__env____assert_fail(...)),
     makeHostFunc('(i32, i32, i32, i32, i32) -> ()', hostFunc__env__invoke_viiii(...)),
     makeHostFunc('(i32, i32, i32, i32, i32, i32) -> ()', hostFunc__env__invoke_viiiii(...)),
diff --git a/examples/php-on-wasm/php-wasm.wasm b/examples/php-on-wasm/php-wasm.wasm
index 8e91021..4f254d7 100755..120000
--- a/examples/php-on-wasm/php-wasm.wasm
+++ b/examples/php-on-wasm/php-wasm.wasm
diff --git a/examples/rubyvm-on-php-on-wasm/php-wasm.php b/examples/rubyvm-on-php-on-wasm/php-wasm.php
index 61fe691..1efb89f 100644
--- a/examples/rubyvm-on-php-on-wasm/php-wasm.php
+++ b/examples/rubyvm-on-php-on-wasm/php-wasm.php
@@ -36,7 +36,6 @@ $hostFuncs = [
     makeHostFunc('(i32, i32, i32) -> (i32)', hostFunc__env__invoke_iii(...)),
     makeHostFunc('(i32, i32, i32, i32, i32) -> (i32)', hostFunc__env__invoke_iiiii(...)),
     makeHostFunc('(i32) -> ()', hostFunc__env__invoke_v(...)),
-    makeHostFunc('(i32, i32, i32, i32) -> (i32)', hostFunc__env__invoke_iiii(...)),
     makeHostFunc('(i32, i32) -> (i32)', hostFunc__env__invoke_ii(...)),
     makeHostFunc('() -> ()', hostFunc__env__abort(...)),
     makeHostFunc('(i32) -> ()', hostFunc__env__exit(...)),
@@ -45,6 +44,7 @@ $hostFuncs = [
     makeHostFunc('(i32, i32) -> ()', hostFunc__env__invoke_vi(...)),
     makeHostFunc('(i32) -> (i32)', hostFunc__env__invoke_i(...)),
     makeHostFunc('(i32, i32, i32, i32, i32, i32, i32) -> (i32)', hostFunc__env__invoke_iiiiiii(...)),
+    makeHostFunc('(i32, i32, i32, i32) -> (i32)', hostFunc__env__invoke_iiii(...)),
     makeHostFunc('(i32, i32, i32, i32) -> ()', hostFunc__env____assert_fail(...)),
     makeHostFunc('(i32, i32, i32, i32, i32) -> ()', hostFunc__env__invoke_viiii(...)),
     makeHostFunc('(i32, i32, i32, i32, i32, i32) -> ()', hostFunc__env__invoke_viiiii(...)),
diff --git a/examples/rubyvm-on-php-on-wasm/php-wasm.wasm b/examples/rubyvm-on-php-on-wasm/php-wasm.wasm
index 8e91021..4f254d7 100755..120000
--- a/examples/rubyvm-on-php-on-wasm/php-wasm.wasm
+++ b/examples/rubyvm-on-php-on-wasm/php-wasm.wasm