[A64] Use shifted immediate for 0x1000 add in ComputeMemoryAddress

2026-03-25 14:02:38 +09:00
parent d731a01d89
commit 0e05b92f85
1 changed files with 1 additions and 3 deletions
--- a/src/xenia/cpu/backend/a64/a64_seq_util.h
+++ b/src/xenia/cpu/backend/a64/a64_seq_util.h
@@ -163,9 +163,7 @@ inline XReg ComputeMemoryAddress(A64Emitter& e, const I64Op& guest) {
      e.cmp(e.w0, e.w17);
      auto& skip = e.NewCachedLabel();
      e.b(LO, skip);
-      // 0x1000 doesn't fit in a 12-bit immediate; use mov+add.
-      e.mov(e.w17, 0x1000u);
-      e.add(e.w0, e.w0, e.w17);
+      e.add(e.w0, e.w0, 1, 12);  // add 0x1000 via LSL #12
      e.L(skip);
    }
    return e.x0;