Changeset 100597 in vbox for trunk/src/VBox/VMM/VMMAll

Timestamp:

Jul 17, 2023 11:29:53 AM (19 months ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

158427

Message:

VMM/IEM: Implement vpsubusb/vpsubusw instruction emulations, bugref:9898

Location:

trunk/src/VBox/VMM/VMMAll

Files:

• IEMAllAImpl.asm (modified) (1 diff)
• IEMAllAImplC.cpp (modified) (2 diffs)
• IEMAllInstructionsVexMap1.cpp.h (modified) (2 diffs)

trunk/src/VBox/VMM/VMMAll/IEMAllAImpl.asm

@@ -4299 +4299 @@
 IEMIMPL_MEDIA_OPT_F3 vpsubsb
 IEMIMPL_MEDIA_OPT_F3 vpsubsw
+IEMIMPL_MEDIA_OPT_F3 vpsubusb
+IEMIMPL_MEDIA_OPT_F3 vpsubusw
 
 

trunk/src/VBox/VMM/VMMAll/IEMAllAImplC.cpp

@@ -9098 +9098 @@
 #endif
 
+IEM_DECL_IMPL_DEF(void, iemAImpl_vpsubusb_u128_fallback,(PRTUINT128U puDst,
+                                                         PCRTUINT128U puSrc1, PCRTUINT128U puSrc2))
+{
+    puDst->au8[0]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[0]  - puSrc2->au8[0]);
+    puDst->au8[1]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[1]  - puSrc2->au8[1]);
+    puDst->au8[2]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[2]  - puSrc2->au8[2]);
+    puDst->au8[3]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[3]  - puSrc2->au8[3]);
+    puDst->au8[4]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[4]  - puSrc2->au8[4]);
+    puDst->au8[5]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[5]  - puSrc2->au8[5]);
+    puDst->au8[6]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[6]  - puSrc2->au8[6]);
+    puDst->au8[7]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[7]  - puSrc2->au8[7]);
+    puDst->au8[8]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[8]  - puSrc2->au8[8]);
+    puDst->au8[9]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[9]  - puSrc2->au8[9]);
+    puDst->au8[10] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[10] - puSrc2->au8[10]);
+    puDst->au8[11] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[11] - puSrc2->au8[11]);
+    puDst->au8[12] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[12] - puSrc2->au8[12]);
+    puDst->au8[13] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[13] - puSrc2->au8[13]);
+    puDst->au8[14] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[14] - puSrc2->au8[14]);
+    puDst->au8[15] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[15] - puSrc2->au8[15]);
+}
+
+IEM_DECL_IMPL_DEF(void, iemAImpl_vpsubusb_u256_fallback,(PRTUINT256U puDst,
+                                                         PCRTUINT256U puSrc1, PCRTUINT256U puSrc2))
+{
+    puDst->au8[0]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[0]  - puSrc2->au8[0]);
+    puDst->au8[1]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[1]  - puSrc2->au8[1]);
+    puDst->au8[2]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[2]  - puSrc2->au8[2]);
+    puDst->au8[3]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[3]  - puSrc2->au8[3]);
+    puDst->au8[4]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[4]  - puSrc2->au8[4]);
+    puDst->au8[5]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[5]  - puSrc2->au8[5]);
+    puDst->au8[6]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[6]  - puSrc2->au8[6]);
+    puDst->au8[7]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[7]  - puSrc2->au8[7]);
+    puDst->au8[8]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[8]  - puSrc2->au8[8]);
+    puDst->au8[9]  = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[9]  - puSrc2->au8[9]);
+    puDst->au8[10] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[10] - puSrc2->au8[10]);
+    puDst->au8[11] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[11] - puSrc2->au8[11]);
+    puDst->au8[12] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[12] - puSrc2->au8[12]);
+    puDst->au8[13] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[13] - puSrc2->au8[13]);
+    puDst->au8[14] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[14] - puSrc2->au8[14]);
+    puDst->au8[15] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[15] - puSrc2->au8[15]);
+    puDst->au8[16] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[16] - puSrc2->au8[16]);
+    puDst->au8[17] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[17] - puSrc2->au8[17]);
+    puDst->au8[18] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[18] - puSrc2->au8[18]);
+    puDst->au8[19] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[19] - puSrc2->au8[19]);
+    puDst->au8[20] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[20] - puSrc2->au8[20]);
+    puDst->au8[21] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[21] - puSrc2->au8[21]);
+    puDst->au8[22] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[22] - puSrc2->au8[22]);
+    puDst->au8[23] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[23] - puSrc2->au8[23]);
+    puDst->au8[24] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[24] - puSrc2->au8[24]);
+    puDst->au8[25] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[25] - puSrc2->au8[25]);
+    puDst->au8[26] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[26] - puSrc2->au8[26]);
+    puDst->au8[27] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[27] - puSrc2->au8[27]);
+    puDst->au8[28] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[28] - puSrc2->au8[28]);
+    puDst->au8[29] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[29] - puSrc2->au8[29]);
+    puDst->au8[30] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[30] - puSrc2->au8[30]);
+    puDst->au8[31] = SATURATED_UNSIGNED_WORD_TO_UNSIGNED_BYTE_SUB(puSrc1->au8[31] - puSrc2->au8[31]);
+}
+
 
 /*
@@ -9280 +9338 @@
 
 #endif
+
+IEM_DECL_IMPL_DEF(void, iemAImpl_vpsubusw_u128_fallback,(PRTUINT128U puDst,
+                                                         PCRTUINT128U puSrc1, PCRTUINT128U puSrc2))
+{
+    puDst->au16[0] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[0] - puSrc2->au16[0]);
+    puDst->au16[1] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[1] - puSrc2->au16[1]);
+    puDst->au16[2] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[2] - puSrc2->au16[2]);
+    puDst->au16[3] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[3] - puSrc2->au16[3]);
+    puDst->au16[4] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[4] - puSrc2->au16[4]);
+    puDst->au16[5] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[5] - puSrc2->au16[5]);
+    puDst->au16[6] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[6] - puSrc2->au16[6]);
+    puDst->au16[7] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[7] - puSrc2->au16[7]);
+}
+
+IEM_DECL_IMPL_DEF(void, iemAImpl_vpsubusw_u256_fallback,(PRTUINT256U puDst,
+                                                         PCRTUINT256U puSrc1, PCRTUINT256U puSrc2))
+{
+    puDst->au16[0]  = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[0]  - puSrc2->au16[0]);
+    puDst->au16[1]  = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[1]  - puSrc2->au16[1]);
+    puDst->au16[2]  = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[2]  - puSrc2->au16[2]);
+    puDst->au16[3]  = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[3]  - puSrc2->au16[3]);
+    puDst->au16[4]  = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[4]  - puSrc2->au16[4]);
+    puDst->au16[5]  = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[5]  - puSrc2->au16[5]);
+    puDst->au16[6]  = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[6]  - puSrc2->au16[6]);
+    puDst->au16[7]  = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[7]  - puSrc2->au16[7]);
+    puDst->au16[8]  = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[8]  - puSrc2->au16[8]);
+    puDst->au16[9]  = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[9]  - puSrc2->au16[9]);
+    puDst->au16[10] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[10] - puSrc2->au16[10]);
+    puDst->au16[11] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[11] - puSrc2->au16[11]);
+    puDst->au16[12] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[12] - puSrc2->au16[12]);
+    puDst->au16[13] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[13] - puSrc2->au16[13]);
+    puDst->au16[14] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[14] - puSrc2->au16[14]);
+    puDst->au16[15] = SATURATED_UNSIGNED_DWORD_TO_UNSIGNED_WORD_SUB(puSrc1->au16[15] - puSrc2->au16[15]);
+}
+
 
 

trunk/src/VBox/VMM/VMMAll/IEMAllInstructionsVexMap1.cpp.h

@@ -4794 +4794 @@
 
 /*  Opcode VEX.0F 0xd8 - invalid */
-/** Opcode VEX.66.0F 0xd8 - vpsubusb Vx, Hx, W */
-FNIEMOP_STUB(iemOp_vpsubusb_Vx_Hx_W);
+
+/** Opcode VEX.66.0F 0xd8 - vpsubusb Vx, Hx, Wx */
+FNIEMOP_DEF(iemOp_vpsubusb_Vx_Hx_Wx)
+{
+    IEMOP_MNEMONIC3(VEX_RVM, VPSUBUSB, vpsubusb, Vx, Hx, Wx, DISOPTYPE_HARMLESS, 0);
+    IEMOPMEDIAOPTF3_INIT_VARS(vpsubusb);
+    return FNIEMOP_CALL_1(iemOpCommonAvxAvx2_Vx_Hx_Wx_Opt, IEM_SELECT_HOST_OR_FALLBACK(fAvx2, &s_Host, &s_Fallback));
+}
+
+
 /*  Opcode VEX.F3.0F 0xd8 - invalid */
 /*  Opcode VEX.F2.0F 0xd8 - invalid */
 
 /*  Opcode VEX.0F 0xd9 - invalid */
+
+
 /** Opcode VEX.66.0F 0xd9 - vpsubusw Vx, Hx, Wx */
-FNIEMOP_STUB(iemOp_vpsubusw_Vx_Hx_Wx);
+FNIEMOP_DEF(iemOp_vpsubusw_Vx_Hx_Wx)
+{
+    IEMOP_MNEMONIC3(VEX_RVM, VPSUBUSW, vpsubusw, Vx, Hx, Wx, DISOPTYPE_HARMLESS, 0);
+    IEMOPMEDIAOPTF3_INIT_VARS(vpsubusw);
+    return FNIEMOP_CALL_1(iemOpCommonAvxAvx2_Vx_Hx_Wx_Opt, IEM_SELECT_HOST_OR_FALLBACK(fAvx2, &s_Host, &s_Fallback));
+}
+
+
 /*  Opcode VEX.F3.0F 0xd9 - invalid */
 /*  Opcode VEX.F2.0F 0xd9 - invalid */
@@ -5609 +5626 @@
     /* 0xd6 */  iemOp_InvalidNeedRM,        iemOp_vmovq_Wq_Vq,          iemOp_InvalidNeedRM,        iemOp_InvalidNeedRM,
     /* 0xd7 */  iemOp_InvalidNeedRM,        iemOp_vpmovmskb_Gd_Ux,      iemOp_InvalidNeedRM,        iemOp_InvalidNeedRM,
-    /* 0xd8 */  iemOp_InvalidNeedRM,        iemOp_vpsubusb_Vx_Hx_W,     iemOp_InvalidNeedRM,        iemOp_InvalidNeedRM,
+    /* 0xd8 */  iemOp_InvalidNeedRM,        iemOp_vpsubusb_Vx_Hx_Wx,    iemOp_InvalidNeedRM,        iemOp_InvalidNeedRM,
     /* 0xd9 */  iemOp_InvalidNeedRM,        iemOp_vpsubusw_Vx_Hx_Wx,    iemOp_InvalidNeedRM,        iemOp_InvalidNeedRM,
     /* 0xda */  iemOp_InvalidNeedRM,        iemOp_vpminub_Vx_Hx_Wx,     iemOp_InvalidNeedRM,        iemOp_InvalidNeedRM,