Changeset 67034 in vbox for trunk/src/VBox

Timestamp:

May 23, 2017 11:10:57 AM (8 years ago)

Author:

vboxsync

Message:

IEM: Tests+docs for movntdq Mdq,Vdq (0x66 0x0f 0xe7).

Location:

trunk/src/VBox

Files:

• VMM/VMMAll/IEMAllInstructionsPython.py (modified) (2 diffs)
• VMM/VMMAll/IEMAllInstructionsTwoByte0f.cpp.h (modified) (4 diffs)
• ValidationKit/bootsectors/bs3-cpu-generated-1-template.c (modified) (1 diff)
• ValidationKit/bootsectors/bs3-cpu-generated-1.h (modified) (2 diffs)

trunk/src/VBox/VMM/VMMAll/IEMAllInstructionsPython.py

@@ -253 +253 @@
     'Md_RO':        ( 'IDX_UseModRM',       'rm',     '%Md',  'Md',      ),
     'Md_WO':        ( 'IDX_UseModRM',       'rm',     '%Md',  'Md',      ),
+    'Mdq_WO':       ( 'IDX_UseModRM',       'rm',     '%Mdq', 'Mdq',     ),
     'Mq':           ( 'IDX_UseModRM',       'rm',     '%Mq',  'Mq',      ),
     'Mq_WO':        ( 'IDX_UseModRM',       'rm',     '%Mq',  'Mq',      ),
@@ -272 +273 @@
     'Vd_WO':        ( 'IDX_UseModRM',       'reg',    '%Vd',  'Vd',      ),
     'VdZx_WO':      ( 'IDX_UseModRM',       'reg',    '%Vd',  'Vd',      ),
+    'Vdq':          ( 'IDX_UseModRM',       'reg',    '%Vdq', 'Vdq',     ),
     'Vss':          ( 'IDX_UseModRM',       'reg',    '%Vss', 'Vss',     ),
     'Vss_WO':       ( 'IDX_UseModRM',       'reg',    '%Vss', 'Vss',     ),

trunk/src/VBox/VMM/VMMAll/IEMAllInstructionsTwoByte0f.cpp.h

@@ -8977 +8977 @@
      * @opcode      0xe7
      * @opcodesub   11 mr/reg
-     * @oppfx       f2
+     * @oppfx       none
      * @opunused    immediate
      * @opcpuid     sse
@@ -8985 +8985 @@
 }
 
-/** Opcode 0x66 0x0f 0xe7 - movntdq Mx, Vx */
-FNIEMOP_DEF(iemOp_movntdq_Mx_Vx)
-{
+/**
+ * @opcode      0xe7
+ * @opcodesub   !11 mr/reg
+ * @oppfx       0x66
+ * @opcpuid     sse2
+ * @opgroup     og_sse2_cachect
+ * @opxcpttype  1
+ * @optest      op1=-1 op2=2  -> op1=2
+ * @optest      op1=0 op2=-42 -> op1=-42
+ */
+FNIEMOP_DEF(iemOp_movntdq_Mdq_Vdq)
+{
+    IEMOP_MNEMONIC2(MR_MEM, MOVNTDQ, movntdq, Mdq_WO, Vdq, DISOPTYPE_HARMLESS, IEMOPHINT_IGNORES_OP_SIZES);
     uint8_t bRm; IEM_OPCODE_GET_NEXT_U8(&bRm);
     if ((bRm & X86_MODRM_MOD_MASK) != (3 << X86_MODRM_MOD_SHIFT))
     {
         /* Register, memory. */
-        IEMOP_MNEMONIC(movntdq_Mx_Vx, "movntdq Mx,Vx");
         IEM_MC_BEGIN(0, 2);
         IEM_MC_LOCAL(RTUINT128U,                uSrc);
@@ -9010 +9019 @@
     }
 
-    /* The register, register encoding is invalid. */
+    /**
+     * @opdone
+     * @opmnemonic  ud660fe7reg
+     * @opcode      0xe7
+     * @opcodesub   11 mr/reg
+     * @oppfx       0x66
+     * @opunused    immediate
+     * @opcpuid     sse
+     * @optest      ->
+     */
     return IEMOP_RAISE_INVALID_OPCODE();
 }
@@ -9450 +9468 @@
     /* 0xe5 */  iemOp_pmulhw_Pq_Qq,         iemOp_pmulhw_Vx_Wx,         iemOp_InvalidNeedRM,        iemOp_InvalidNeedRM,
     /* 0xe6 */  iemOp_InvalidNeedRM,        iemOp_cvttpd2dq_Vx_Wpd,     iemOp_cvtdq2pd_Vx_Wpd,      iemOp_cvtpd2dq_Vx_Wpd,
-    /* 0xe7 */  iemOp_movntq_Mq_Pq,         iemOp_movntdq_Mx_Vx,        iemOp_InvalidNeedRM,        iemOp_InvalidNeedRM,
+    /* 0xe7 */  iemOp_movntq_Mq_Pq,         iemOp_movntdq_Mdq_Vdq,      iemOp_InvalidNeedRM,        iemOp_InvalidNeedRM,
     /* 0xe8 */  iemOp_psubsb_Pq_Qq,         iemOp_psubsb_Vx_W,          iemOp_InvalidNeedRM,        iemOp_InvalidNeedRM,
     /* 0xe9 */  iemOp_psubsw_Pq_Qq,         iemOp_psubsw_Vx_Wx,         iemOp_InvalidNeedRM,        iemOp_InvalidNeedRM,

trunk/src/VBox/ValidationKit/bootsectors/bs3-cpu-generated-1-template.c

@@ -4565 +4565 @@
             break;
 
+        case BS3CG1ENC_MODRM_Mdq_WO_Vdq:
+            pThis->pfnEncoder        = Bs3Cg1EncodeNext_MODRM_MsomethingWO_Vsomething;
+            pThis->iRmOp             = 0;
+            pThis->iRegOp            = 1;
+            pThis->aOperands[0].cbOp = 16;
+            pThis->aOperands[1].cbOp = 16;
+            pThis->aOperands[0].enmLocation  = BS3CG1OPLOC_MEM_WO;
+            pThis->aOperands[1].enmLocation  = BS3CG1OPLOC_CTX;
+            pThis->aOperands[1].idxFieldBase = BS3CG1DST_XMM0;
+            break;
+
         case BS3CG1ENC_MODRM_Mq_WO_Pq:
             pThis->pfnEncoder        = Bs3Cg1EncodeNext_MODRM_Mq_WO_Pq;

trunk/src/VBox/ValidationKit/bootsectors/bs3-cpu-generated-1.h

@@ -117 +117 @@
     BS3CG1OP_Md_RO,
     BS3CG1OP_Md_WO,
+    BS3CG1OP_Mdq_WO,
     BS3CG1OP_Mq,
     BS3CG1OP_Mq_WO,
@@ -173 +174 @@
     BS3CG1ENC_MODRM_Md_RO,
     BS3CG1ENC_MODRM_Md_WO,
+    BS3CG1ENC_MODRM_Mdq_WO_Vdq,
     BS3CG1ENC_MODRM_Mq_WO_Pq,
     BS3CG1ENC_MODRM_Mq_WO_Vq,