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fixup nce

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This commit is contained in:
lizzie 2026-04-21 16:55:33 +00:00
parent 8f163d84cb
commit 790512d202
2 changed files with 12 additions and 6 deletions
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10
src/common/wall_clock.cpp
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@ -136,10 +136,12 @@ s64 WallClock::GetGPUTick() const {
s64 WallClock::GetUptime() const {
s64 cntvct_el0 = 0;
asm volatile("dsb ish\n\t"
"mrs %[cntvct_el0], cntvct_el0\n\t"
"dsb ish\n\t"
: [cntvct_el0] "=r"(cntvct_el0));
asm volatile(
"dsb ish\n\t"
"mrs %[cntvct_el0], cntvct_el0\n\t"
"dsb ish\n\t"
: [cntvct_el0] "=r"(cntvct_el0)
);
return cntvct_el0;
}

8
src/core/arm/nce/patcher.cpp
View file

@ -3,7 +3,7 @@
#include <numeric>
#include <bit>
#include "common/arm64/native_clock.h"
#include "common/wall_clock.h"
#include "common/alignment.h"
#include "common/literals.h"
#include "core/arm/nce/arm_nce.h"
@ -578,7 +578,11 @@ void Patcher::WriteMsrHandler(ModuleDestLabel module_dest, oaknut::XReg src_reg,
}
void Patcher::WriteCntpctHandler(ModuleDestLabel module_dest, oaknut::XReg dest_reg, oaknut::VectorCodeGenerator& cg) {
static Common::WallClock clock{};
#if defined(HAS_NCE)
static Common::WallClock clock(false, 1);
#else
static Common::WallClock clock(true, 1);
#endif
const auto factor = clock.GetGuestCNTFRQFactor();
const auto raw_factor = std::bit_cast<std::array<u64, 2>>(factor);