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| author | ptitSeb <sebastien.chev@gmail.com> | 2021-11-19 11:22:59 +0100 |
|---|---|---|
| committer | ptitSeb <sebastien.chev@gmail.com> | 2021-11-19 11:22:59 +0100 |
| commit | 3533db97ff091ee3950621f1fec60f438a9502b6 (patch) | |
| tree | 13e76b6d6323a4ca005097af8748cc12dfdaca89 /src | |
| parent | 7888cae6c79ace9e561fcdf21abbd81e83e9904a (diff) | |
| download | box64-3533db97ff091ee3950621f1fec60f438a9502b6.tar.gz box64-3533db97ff091ee3950621f1fec60f438a9502b6.zip | |
[DYNAREC] Reduce performance impact of StrongMem, and added old Strongmem method as BOX64_DYNAREC_STRONGMEM=2
Diffstat (limited to 'src')
| -rwxr-xr-x | src/dynarec/dynarec_arm64_00.c | 6 | ||||
| -rwxr-xr-x | src/main.c | 4 |
2 files changed, 6 insertions, 4 deletions
diff --git a/src/dynarec/dynarec_arm64_00.c b/src/dynarec/dynarec_arm64_00.c index 917e7e4a..bb40a9a7 100755 --- a/src/dynarec/dynarec_arm64_00.c +++ b/src/dynarec/dynarec_arm64_00.c @@ -955,7 +955,8 @@ uintptr_t dynarec64_00(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin ed = wback; } } else { - if(box64_dynarec_strongmem) { + if(box64_dynarec_strongmem && + (dyn->insts[ninst].x64.barrier || !ninst || box64_dynarec_strongmem>1 || (ninst && dyn->insts[ninst-1].x64.barrier))) { DMB_ISH(); } addr = geted(dyn, addr, ninst, nextop, &wback, x3, &fixedaddress, 0xfff, 0, rex, 0, 0); @@ -971,7 +972,8 @@ uintptr_t dynarec64_00(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin if(MODREG) { MOVxw_REG(gd, xRAX+(nextop&7)+(rex.b<<3)); } else { - if(box64_dynarec_strongmem) { + if(box64_dynarec_strongmem && + (dyn->insts[ninst].x64.barrier || !ninst || box64_dynarec_strongmem>1 || (ninst && dyn->insts[ninst-1].x64.barrier))) { DMB_ISH(); } addr = geted(dyn, addr, ninst, nextop, &ed, x2, &fixedaddress, 0xfff<<(2+rex.w), (1<<(2+rex.w))-1, rex, 0, 0); diff --git a/src/main.c b/src/main.c index c5719f4e..cc48eb14 100755 --- a/src/main.c +++ b/src/main.c @@ -276,11 +276,11 @@ void LoadLogEnv() p = getenv("BOX64_DYNAREC_STRONGMEM"); if(p) { if(strlen(p)==1) { - if(p[0]>='0' && p[0]<='1') + if(p[0]>='0' && p[0]<='2') box64_dynarec_strongmem = p[0]-'0'; } if(box64_dynarec_strongmem) - printf_log(LOG_INFO, "Dynarec will try to emulate a strong memory model\n"); + printf_log(LOG_INFO, "Dynarec will try to emulate a strong memory model%s\n", (box64_dynarec_strongmem==1)?" with limited performace loss":""); } p = getenv("BOX64_NODYNAREC"); if(p) { |