55 lines
1.4 KiB
C++
55 lines
1.4 KiB
C++
#include "master.hpp"
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namespace factor
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{
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void safepoint_state::enqueue_safepoint(factor_vm *parent) volatile
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{
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parent->code->guard_safepoint();
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}
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void safepoint_state::enqueue_fep(factor_vm *parent) volatile
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{
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if (parent->fep_p)
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fatal_error("Low-level debugger interrupted", 0);
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atomic::store(&fep_p, true);
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enqueue_safepoint(parent);
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}
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void safepoint_state::enqueue_samples(factor_vm *parent, cell samples, cell pc, bool foreign_thread_p) volatile
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{
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if (atomic::load(&parent->sampling_profiler_p))
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{
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atomic::fetch_add(&sample_counts.sample_count, samples);
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if (foreign_thread_p)
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atomic::fetch_add(&sample_counts.foreign_thread_sample_count, samples);
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else {
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if (atomic::load(&parent->current_gc_p))
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atomic::fetch_add(&sample_counts.gc_sample_count, samples);
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if (atomic::load(&parent->current_jit_count) > 0)
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atomic::fetch_add(&sample_counts.jit_sample_count, samples);
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if (!parent->code->seg->in_segment_p(pc))
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atomic::fetch_add(&sample_counts.foreign_sample_count, samples);
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}
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enqueue_safepoint(parent);
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}
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}
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void safepoint_state::handle_safepoint(factor_vm *parent) volatile
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{
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parent->code->unguard_safepoint();
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if (atomic::load(&fep_p))
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{
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if (atomic::load(&parent->sampling_profiler_p))
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parent->end_sampling_profiler();
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std::cout << "Interrupted\n";
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parent->factorbug();
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atomic::store(&fep_p, false);
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}
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else if (atomic::load(&parent->sampling_profiler_p))
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parent->record_sample();
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}
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}
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