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/* -*- 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
#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);
}