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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/gdb/tests/test-Interpreter.cpp | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/gdb/tests/test-Interpreter.cpp')
-rw-r--r-- | js/src/gdb/tests/test-Interpreter.cpp | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/js/src/gdb/tests/test-Interpreter.cpp b/js/src/gdb/tests/test-Interpreter.cpp new file mode 100644 index 0000000000..cc844d59a0 --- /dev/null +++ b/js/src/gdb/tests/test-Interpreter.cpp @@ -0,0 +1,88 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * vim: set ts=8 sts=2 et sw=2 tw=80: + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "gdb-tests.h" + +#include "vm/Stack.h" + +namespace js { + +void GDBTestInitInterpreterRegs(InterpreterRegs& regs, + js::InterpreterFrame* fp_, JS::Value* sp, + uint8_t* pc) { + regs.fp_ = fp_; + regs.sp = sp; + regs.pc = pc; +} + +void GDBTestInitAbstractFramePtr(AbstractFramePtr& frame, + InterpreterFrame* ptr) { + MOZ_ASSERT((uintptr_t(ptr) & AbstractFramePtr::TagMask) == 0); + frame.ptr_ = uintptr_t(ptr) | AbstractFramePtr::Tag_InterpreterFrame; +} + +void GDBTestInitAbstractFramePtr(AbstractFramePtr& frame, + jit::BaselineFrame* ptr) { + MOZ_ASSERT((uintptr_t(ptr) & AbstractFramePtr::TagMask) == 0); + frame.ptr_ = uintptr_t(ptr) | AbstractFramePtr::Tag_BaselineFrame; +} + +void GDBTestInitAbstractFramePtr(AbstractFramePtr& frame, + jit::RematerializedFrame* ptr) { + MOZ_ASSERT((uintptr_t(ptr) & AbstractFramePtr::TagMask) == 0); + frame.ptr_ = uintptr_t(ptr) | AbstractFramePtr::Tag_RematerializedFrame; +} + +void GDBTestInitAbstractFramePtr(AbstractFramePtr& frame, + wasm::DebugFrame* ptr) { + MOZ_ASSERT((uintptr_t(ptr) & AbstractFramePtr::TagMask) == 0); + frame.ptr_ = uintptr_t(ptr) | AbstractFramePtr::Tag_WasmDebugFrame; +} + +} // namespace js + +FRAGMENT(Interpreter, Regs) { + struct FakeFrame { + js::InterpreterFrame frame; + JS::Value slot0; + JS::Value slot1; + JS::Value slot2; + } fakeFrame; + uint8_t fakeOpcode = uint8_t(JSOp::True); + + js::InterpreterRegs regs; + js::GDBTestInitInterpreterRegs(regs, &fakeFrame.frame, &fakeFrame.slot2, + &fakeOpcode); + + breakpoint(); + + use(regs); +} + +FRAGMENT(Interpreter, AbstractFramePtr) { + js::AbstractFramePtr ifptr; + GDBTestInitAbstractFramePtr(ifptr, + (js::InterpreterFrame*)uintptr_t(0x8badf00)); + + js::AbstractFramePtr bfptr; + GDBTestInitAbstractFramePtr(bfptr, + (js::jit::BaselineFrame*)uintptr_t(0xbadcafe0)); + + js::AbstractFramePtr rfptr; + GDBTestInitAbstractFramePtr( + rfptr, (js::jit::RematerializedFrame*)uintptr_t(0xdabbad00)); + + js::AbstractFramePtr sfptr; + GDBTestInitAbstractFramePtr(sfptr, + (js::wasm::DebugFrame*)uintptr_t(0xcb98ad00)); + + breakpoint(); + + use(ifptr); + use(bfptr); + use(rfptr); + use(sfptr); +} |