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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/gdb/tests/test-asmjs.cpp | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/gdb/tests/test-asmjs.cpp')
-rw-r--r-- | js/src/gdb/tests/test-asmjs.cpp | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/gdb/tests/test-asmjs.cpp b/js/src/gdb/tests/test-asmjs.cpp new file mode 100644 index 0000000000..8a9fab3b73 --- /dev/null +++ b/js/src/gdb/tests/test-asmjs.cpp @@ -0,0 +1,44 @@ +#include "gdb-tests.h" +#include "js/CompilationAndEvaluation.h" +#include "js/CompileOptions.h" +#include "js/RootingAPI.h" +#include "js/SourceText.h" +#include "js/Value.h" +#include "mozilla/Utf8.h" +#include "util/Text.h" + +#include <string.h> + +FRAGMENT(asmjs, segfault) { + constexpr unsigned line0 = __LINE__; + static const char chars[] = + "function f(glob, ffi, heap) {\n" + " \"use asm\";\n" + " var f32 = new glob.Float32Array(heap);\n" + " function g(n) {\n" + " n = n | 0;\n" + " return +f32[n>>2];\n" + " }\n" + " return g;\n" + "}\n" + "\n" + "var func = f(this, null, new ArrayBuffer(0x10000));\n" + "func(0x10000 << 2);\n" + "'ok'\n"; + + JS::CompileOptions opts(cx); + opts.setFileAndLine(__FILE__, line0 + 1); + opts.asmJSOption = JS::AsmJSOption::Enabled; + + JS::SourceText<mozilla::Utf8Unit> srcBuf; + JS::Rooted<JS::Value> rval(cx); + + bool ok = + srcBuf.init(cx, chars, js_strlen(chars), JS::SourceOwnership::Borrowed) && + JS::Evaluate(cx, opts, srcBuf, &rval); + + breakpoint(); + + use(ok); + use(rval); +} |