Changeset 102662 in vbox for trunk/src/VBox/VMM/include

Timestamp:

Dec 21, 2023 1:39:13 AM (14 months ago)

Author:

vboxsync

Message:

VMM/IEM: Fixed typo in amd64 part of iemNativeEmitAddTwoGprs and a missing shift in the arm64 part of iemNativeEmitCmpGprWithImm. bugref:10371

File:

• trunk/src/VBox/VMM/include/IEMN8veRecompilerEmit.h (modified) (2 diffs)

trunk/src/VBox/VMM/include/IEMN8veRecompilerEmit.h

@@ -1742 +1742 @@
     pbCodeBuf[off++] = (iGprDst < 8 ? X86_OP_REX_W : X86_OP_REX_W | X86_OP_REX_R)
                      | (iGprAddend < 8 ? 0 : X86_OP_REX_B);
-    pbCodeBuf[off++] = 0x04;
+    pbCodeBuf[off++] = 0x03;
     pbCodeBuf[off++] = X86_MODRM_MAKE(X86_MOD_REG, iGprDst & 7, iGprAddend & 7);
 
@@ -2525 +2525 @@
     {
         uint32_t *pu32CodeBuf = iemNativeInstrBufEnsure(pReNative, off, 1);
-        pu32CodeBuf[off++] = Armv8A64MkInstrAddSubUImm12(true /*fSub*/, ARMV8_A64_REG_XZR, iGprLeft, (uint32_t)uImm,
+        pu32CodeBuf[off++] = Armv8A64MkInstrAddSubUImm12(true /*fSub*/, ARMV8_A64_REG_XZR, iGprLeft, (uint32_t)uImm >> 12,
                                                          true /*64Bit*/, true /*fSetFlags*/, true /*fShift12*/);
     }