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authorMax Graey <maxgraey@gmail.com>2021-08-14 00:56:18 +0300
committerGitHub <noreply@github.com>2021-08-13 14:56:18 -0700
commitd38c949bb3b9c4b6e0d1e2a19cc22ec933b4746e (patch)
treee207521edd9942bcc245403ab5dd05ef2fb74911 /test/binaryen.js/zero-filled-memory.js
parent96d2c946329f26bb742684a70cb48e98aa55083d (diff)
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[JS/C API] Expose zeroFilledMemory option for JS and C API (#4071)
Diffstat (limited to 'test/binaryen.js/zero-filled-memory.js')
-rw-r--r--test/binaryen.js/zero-filled-memory.js31
1 files changed, 31 insertions, 0 deletions
diff --git a/test/binaryen.js/zero-filled-memory.js b/test/binaryen.js/zero-filled-memory.js
new file mode 100644
index 000000000..0638c7744
--- /dev/null
+++ b/test/binaryen.js/zero-filled-memory.js
@@ -0,0 +1,31 @@
+var wast = String.raw`
+(module
+ (import "env" "memory" (memory $0 1))
+ (data (i32.const 1024) "\00\00\00\00")
+ (export "memory" (memory $0))
+)
+`;
+
+console.log("=== input wast ===" + wast);
+
+var module = binaryen.parseText(wast);
+
+console.log("=== unoptimized ===");
+assert(module.validate());
+console.log(module.emitText());
+
+console.log("=== optimized, zeroFilledMemory=" + binaryen.getZeroFilledMemory() + " ===");
+module.optimize();
+assert(module.validate());
+console.log(module.emitText());
+
+binaryen.setZeroFilledMemory(true);
+assert(binaryen.getZeroFilledMemory());
+console.log();
+
+console.log("=== optimized, zeroFilledMemory=" + binaryen.getZeroFilledMemory() + " ===");
+module.optimize();
+assert(module.validate());
+console.log(module.emitText());
+
+module.dispose();