From 5cfad2216584fae41c1575ca4034e2d24f3b0be2 Mon Sep 17 00:00:00 2001 From: ptitSeb Date: Wed, 23 Apr 2025 12:54:04 +0200 Subject: [ARM64_DYNAREC] Made REP MOVSB optimisation flagless --- src/dynarec/arm64/dynarec_arm64_00.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'src') diff --git a/src/dynarec/arm64/dynarec_arm64_00.c b/src/dynarec/arm64/dynarec_arm64_00.c index 8b06925a..122b3a81 100644 --- a/src/dynarec/arm64/dynarec_arm64_00.c +++ b/src/dynarec/arm64/dynarec_arm64_00.c @@ -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); -- cgit 1.4.1