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[ARM64_DYNAREC] Made REP MOVSB optimisation flagless

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This commit is contained in:
ptitSeb 2025-04-23 12:54:04 +02:00
parent 815836d285
commit 5cfad22165
1 changed files with 4 additions and 4 deletions
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8
src/dynarec/arm64/dynarec_arm64_00.c
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@ -1712,8 +1712,8 @@ uintptr_t dynarec64_00(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin
ANDw_mask(x1, x1, 0, 1); //mask = 3
CBNZw_MARK(x1);
MARK3;
CMPSx_U12(xRCX, 4);
B_MARK(cCC);
ANDx_mask(x1, xRCX, 1, 0b111110, 0b111101); // mask=0xfffffffffffffffc, so ~3LL
CBZx_MARK(x1); // xRCX<4
LDRw_S9_postindex(x1, xRSI, 4);
STRw_S9_postindex(x1, xRDI, 4);
SUBx_U12(xRCX, xRCX, 4);
@ -1727,8 +1727,8 @@ uintptr_t dynarec64_00(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin
}
// special optim for large RCX value on forward case only
MARK3;
CMPSx_U12(xRCX, 8);
B_MARK(cCC);
ANDx_mask(x1, xRCX, 1, 0b111101, 0b111100); // mask=0xfffffffffffffff8, so ~7LL
CBZx_MARK(x1); // xRCX<8
LDRx_S9_postindex(x1, xRSI, 8);
STRx_S9_postindex(x1, xRDI, 8);
SUBx_U12(xRCX, xRCX, 8);