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authorptitSeb <sebastien.chev@gmail.com>2024-11-09 16:12:26 +0100
committerptitSeb <sebastien.chev@gmail.com>2024-11-09 16:12:26 +0100
commit1d607cb937e68871aed8c1f28663305f11f8655f (patch)
tree5c9e0b714e34a42f220ea1ff4de7f03883e67ebd /src
parentc5ced39665e7ba2a09c936ffb4cf80ca4f843e28 (diff)
downloadbox64-1d607cb937e68871aed8c1f28663305f11f8655f.tar.gz
box64-1d607cb937e68871aed8c1f28663305f11f8655f.zip
[ARM64_DYNAREC] A small optim for a specific case of 0F C6 opcode
Diffstat (limited to 'src')
-rw-r--r--src/dynarec/arm64/dynarec_arm64_0f.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/dynarec/arm64/dynarec_arm64_0f.c b/src/dynarec/arm64/dynarec_arm64_0f.c
index 9326ea60..0c1ba5e3 100644
--- a/src/dynarec/arm64/dynarec_arm64_0f.c
+++ b/src/dynarec/arm64/dynarec_arm64_0f.c
@@ -2342,6 +2342,8 @@ uintptr_t dynarec64_0F(dynarec_arm_t* dyn, uintptr_t addr, uintptr_t ip, int nin
                 VMOVeS(v0, 1, v0, 0);

             } else if(v0==v1 && (u8==0xe5)) {   // easy special case

                 VMOVeS(v0, 0, v0, 1);

+            } else if(v0==v1 && (u8==0x39)) {

+                VEXTQ_8(v0, v0, v0, 4);

             } else if(u8==0x4E && MODREG) {

                 VEXTQ_8(v0, v0, v1, 8);

             } else {