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-rw-r--r--src/emu/x64run64.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/emu/x64run64.c b/src/emu/x64run64.c
index e1032fb8..fe8da3e5 100644
--- a/src/emu/x64run64.c
+++ b/src/emu/x64run64.c
@@ -203,6 +203,19 @@ uintptr_t Run64(x64emu_t *emu, rex_t rex, int seg, uintptr_t addr)
                     }

                     break;

 

+                case 0x58:

+                    switch(rep) {

+                        case 2: /* ADDSS Gx, FS:Ex */

+                            nextop = F8;

+                            GETEX_OFFS(0, tlsdata);

+                            GETGX;

+                            GX->f[0] += EX->f[0];

+                            break;

+

+                        default:

+                            return 0;

+                    }

+                    break;

                 case 0x59:

                     switch(rep) {

                         case 2: /* MULSS Gx, FS:Ex */