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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /js/src/gdb/tests/test-unwind.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/gdb/tests/test-unwind.cpp')
-rw-r--r--js/src/gdb/tests/test-unwind.cpp52
1 files changed, 52 insertions, 0 deletions
diff --git a/js/src/gdb/tests/test-unwind.cpp b/js/src/gdb/tests/test-unwind.cpp
new file mode 100644
index 000000000..6c8b7b86a
--- /dev/null
+++ b/js/src/gdb/tests/test-unwind.cpp
@@ -0,0 +1,52 @@
+#include "gdb-tests.h"
+#include "jsapi.h"
+#include "jit/JitOptions.h"
+
+#include <string.h>
+
+static bool
+Something(JSContext* cx, unsigned argc, JS::Value* vp)
+{
+ JS::CallArgs args = CallArgsFromVp(argc, vp);
+ args.rval().setInt32(23);
+ breakpoint();
+ return true;
+}
+
+static const JSFunctionSpecWithHelp unwind_functions[] = {
+ JS_FN_HELP("something", Something, 0, 0,
+"something()",
+" Test function for test-unwind."),
+ JS_FS_HELP_END
+};
+
+FRAGMENT(unwind, simple) {
+ using namespace JS;
+
+ JS::Rooted<JSObject*> global(cx, JS::CurrentGlobalOrNull(cx));
+ if (!JS_DefineFunctionsWithHelp(cx, global, unwind_functions))
+ return;
+
+ // baseline-eager.
+ uint32_t saveThreshold = js::jit::JitOptions.baselineWarmUpThreshold;
+ js::jit::JitOptions.baselineWarmUpThreshold = 0;
+
+ int line0 = __LINE__;
+ const char* bytes = "\n"
+ "function unwindFunctionInner() {\n"
+ " return something();\n"
+ "}\n"
+ "\n"
+ "function unwindFunctionOuter() {\n"
+ " return unwindFunctionInner();\n"
+ "}\n"
+ "\n"
+ "unwindFunctionOuter();\n";
+
+ CompileOptions opts(cx);
+ opts.setFileAndLine(__FILE__, line0 + 1);
+ RootedValue rval(cx);
+ Evaluate(cx, opts, bytes, strlen(bytes), &rval);
+
+ js::jit::JitOptions.baselineWarmUpThreshold = saveThreshold;
+}