archive/Cemu
1
0
Fork 0
mirror of https://github.com/cemu-project/Cemu.git synced 2025-07-14 10:48:28 +12:00
Code Issues Projects Releases Packages Wiki Activity Actions

Misc. Linux improvements and bug fixes. (#121)

Browse source 
Co-authored-by: Tom Lally <tomlally@protonmail.com>
This commit is contained in:
Tom Lally 2022-09-01 19:46:20 +01:00 • committed by GitHub
parent b8d4cf5b29
commit d3a7b3b5a6
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
23 changed files with 101 additions and 104 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/Cafe/HW/Espresso/Interpreter/PPCInterpreterHelper.h
View file

@ -11,7 +11,7 @@ static uint32 ppc_cmp_and_mask[8] = {
};
#define ppc_word_rotl(_data, _n) (_rotl(_data,(_n)&0x1F))
#define ppc_word_rotl(_data, _n) (std::rotl<uint32>(_data,(_n)&0x1F))
static inline uint32 ppc_mask(int MB, int ME)
{

10
src/Cafe/HW/Espresso/PPCTimer.cpp
View file

@ -32,7 +32,7 @@ uint64 muldiv64(uint64 a, uint64 b, uint64 d)
bool PPCTimer_hasInvariantRDTSCSupport()
{
uint32 cpuv[4];
__cpuid((int*)cpuv, 0x80000007);
cpuid((int*)cpuv, 0x80000007);
return ((cpuv[3] >> 8) & 1);
}
@ -106,11 +106,7 @@ uint64 PPCTimer_microsecondsToTsc(uint64 us)
uint64 PPCTimer_tscToMicroseconds(uint64 us)
{
uint128_t r{};
#if BOOST_OS_WINDOWS
r.low = _umul128(us, 1000000ULL, &r.high);
#else
r.low = _umul128(us, 1000000ULL, (unsigned long long*)&r.high);
#endif
uint64 remainder;
@ -146,11 +142,7 @@ uint64 PPCTimer_getFromRDTSC()
rdtscDif = rdtscDif & ~(uint64)((sint64)rdtscDif >> 63);
uint128_t diff{};
#if BOOST_OS_WINDOWS
diff.low = _umul128(rdtscDif, Espresso::CORE_CLOCK, &diff.high);
#else
diff.low = _umul128(rdtscDif, Espresso::CORE_CLOCK, (unsigned long long*)&diff.high);
#endif
if(rdtscCurrentMeasure > _rdtscLastMeasure)
_rdtscLastMeasure = rdtscCurrentMeasure; // only travel forward in time

6
src/Cafe/HW/Espresso/Recompiler/PPCRecompiler.cpp
View file

@ -575,12 +575,12 @@ void PPCRecompiler_init()
// query processor extensions
int cpuInfo[4];
__cpuid(cpuInfo, 0x80000001);
cpuid(cpuInfo, 0x80000001);
hasLZCNTSupport = ((cpuInfo[2] >> 5) & 1) != 0;
__cpuid(cpuInfo, 0x1);
cpuid(cpuInfo, 0x1);
hasMOVBESupport = ((cpuInfo[2] >> 22) & 1) != 0;
hasAVXSupport = ((cpuInfo[2] >> 28) & 1) != 0;
__cpuidex(cpuInfo, 0x7, 0);
cpuidex(cpuInfo, 0x7, 0);
hasBMI2Support = ((cpuInfo[1] >> 8) & 1) != 0;
forceLog_printf("Recompiler initialized. CPU extensions: %s%s%s", hasLZCNTSupport ? "LZCNT " : "", hasMOVBESupport ? "MOVBE " : "", hasAVXSupport ? "AVX " : "");