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SPU Profiler preview

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Add option "SPU Profiler" (disabled by default).
Works only with SPU recompilers.
Results are flushed on pausing.
This commit is contained in:
Nekotekina 2019-10-14 20:41:31 +03:00
parent 1a9e06d3c6
commit c69fe0f664
7 changed files with 289 additions and 1 deletions
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35
rpcs3/Emu/Cell/SPUASMJITRecompiler.cpp
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@ -10,6 +10,7 @@
#include "Utilities/sysinfo.h"
#include "Utilities/asm.h"
#include "PPUAnalyser.h"
#include "Crypto/sha1.h"
#include <cmath>
#include <mutex>
@ -63,6 +64,19 @@ spu_function_t spu_recompiler::compile(u64 last_reset_count, const std::vector<u
cache->add(func);
}
{
sha1_context ctx;
u8 output[20];
sha1_starts(&ctx);
sha1_update(&ctx, reinterpret_cast<const u8*>(func.data() + 1), func.size() * 4 - 4);
sha1_finish(&ctx, output);
be_t<u64> hash_start;
std::memcpy(&hash_start, output, sizeof(hash_start));
m_hash_start = hash_start;
}
using namespace asmjit;
StringLogger logger;
@ -160,6 +174,12 @@ spu_function_t spu_recompiler::compile(u64 last_reset_count, const std::vector<u
c->cmp(SPU_OFF_32(state), 0);
c->jnz(label_stop);
if (g_cfg.core.spu_prof && g_cfg.core.spu_verification)
{
c->mov(x86::rax, m_hash_start & -0xffff);
c->mov(SPU_OFF_64(block_hash), x86::rax);
}
if (utils::has_avx())
{
// How to check dirty AVX state
@ -722,6 +742,13 @@ spu_function_t spu_recompiler::compile(u64 last_reset_count, const std::vector<u
// Acknowledge success and add statistics
c->add(SPU_OFF_64(block_counter), ::size32(words) / (words_align / 4));
// Set block hash for profiling (if enabled)
if (g_cfg.core.spu_prof)
{
c->mov(x86::rax, m_hash_start | 0xffff);
c->mov(SPU_OFF_64(block_hash), x86::rax);
}
if (m_pos != start)
{
// Jump to the entry point if necessary
@ -1159,6 +1186,14 @@ void spu_recompiler::branch_set_link(u32 target)
c->and_(qw1->r32(), 0x3fff0);
c->pcmpeqd(x86::xmm0, x86::xmm0);
c->movdqa(x86::dqword_ptr(*cpu, *qw1, 0, ::offset32(&spu_thread::stack_mirror)), x86::xmm0);
// Set block hash for profiling (if enabled)
if (g_cfg.core.spu_prof)
{
c->mov(x86::rax, m_hash_start | 0xffff);
c->mov(SPU_OFF_64(block_hash), x86::rax);
}
c->jmp(target);
});
}