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Kernel: save and load sse context in more spaces

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Bananymous
2025-04-02 12:51:27 +03:00
parent be786be67d
commit a0123e7c2d
4 changed files with 15 additions and 0 deletions
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7
kernel/kernel/Thread.cpp
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@@ -34,6 +34,11 @@ namespace Kernel
return Thread::current().userspace_stack_top() - 4 * sizeof(uintptr_t);
}
extern "C" void load_thread_sse()
{
Thread::current().load_sse();
}
static pid_t s_next_tid = 1;
alignas(16) static uint8_t s_default_sse_storage[512];
@@ -168,6 +173,7 @@ namespace Kernel
{
auto* thread = TRY(create_userspace(m_process, m_process->page_table()));
save_sse();
memcpy(thread->m_sse_storage, m_sse_storage, sizeof(m_sse_storage));
thread->setup_exec_impl(
@@ -202,6 +208,7 @@ namespace Kernel
thread->m_interrupt_stack.sp = sp;
thread->m_interrupt_stack.ss = 0x10;
save_sse();
memcpy(thread->m_sse_storage, m_sse_storage, sizeof(m_sse_storage));
#if ARCH(x86_64)