Add tests for different AVX cmp opcodes, also teach the x86 asm parser to understand the vcmp instruction

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106678 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/X86/AsmParser/X86AsmParser.cpp

@@ -664,11 +664,13 @@ ParseInstruction(const StringRef &Name, SMLoc NameLoc,
 
   // FIXME: Hack to recognize cmp<comparison code>{ss,sd,ps,pd}.
   const MCExpr *ExtraImmOp = 0;
-  if (PatchedName.startswith("cmp") &&
+  if ((PatchedName.startswith("cmp") || PatchedName.startswith("vcmp")) &&
       (PatchedName.endswith("ss") || PatchedName.endswith("sd") ||
        PatchedName.endswith("ps") || PatchedName.endswith("pd"))) {
+    bool IsVCMP = PatchedName.startswith("vcmp");
+    unsigned SSECCIdx = IsVCMP ? 4 : 3;
     unsigned SSEComparisonCode = StringSwitch<unsigned>(
-      PatchedName.slice(3, PatchedName.size() - 2))
+      PatchedName.slice(SSECCIdx, PatchedName.size() - 2))
       .Case("eq", 0)
       .Case("lt", 1)
       .Case("le", 2)
@@ -682,14 +684,14 @@ ParseInstruction(const StringRef &Name, SMLoc NameLoc,
       ExtraImmOp = MCConstantExpr::Create(SSEComparisonCode,
                                           getParser().getContext());
       if (PatchedName.endswith("ss")) {
-        PatchedName = "cmpss";
+        PatchedName = IsVCMP ? "vcmpss" : "cmpss";
       } else if (PatchedName.endswith("sd")) {
-        PatchedName = "cmpsd";
+        PatchedName = IsVCMP ? "vcmpsd" : "cmpsd";
       } else if (PatchedName.endswith("ps")) {
-        PatchedName = "cmpps";
+        PatchedName = IsVCMP ? "vcmpps" : "cmpps";
       } else {
         assert(PatchedName.endswith("pd") && "Unexpected mnemonic!");
-        PatchedName = "cmppd";
+        PatchedName = IsVCMP ? "vcmppd" : "cmppd";
       }
     }
   }

test/MC/AsmParser/X86/x86_32-encoding.s

@@ -10390,3 +10390,130 @@
 // CHECK: encoding: [0xc5,0xe9,0xc6,0x5c,0xcb,0xfc,0x08]
           vshufpd  $8, -4(%ebx,%ecx,8), %xmm2, %xmm3
 
+// CHECK: vcmpps  $0, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0xd9,0x00]
+          vcmpeqps   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmpps  $2, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0xd9,0x02]
+          vcmpleps   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmpps  $1, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0xd9,0x01]
+          vcmpltps   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmpps  $4, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0xd9,0x04]
+          vcmpneqps   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmpps  $6, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0xd9,0x06]
+          vcmpnleps   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmpps  $5, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0xd9,0x05]
+          vcmpnltps   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmpps  $7, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0xd9,0x07]
+          vcmpordps   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmpps  $3, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0xd9,0x03]
+          vcmpunordps   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmpps  $0, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0x5c,0xcb,0xfc,0x00]
+          vcmpeqps   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmpps  $2, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0x5c,0xcb,0xfc,0x02]
+          vcmpleps   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmpps  $1, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0x5c,0xcb,0xfc,0x01]
+          vcmpltps   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmpps  $4, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0x5c,0xcb,0xfc,0x04]
+          vcmpneqps   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmpps  $6, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0x5c,0xcb,0xfc,0x06]
+          vcmpnleps   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmpps  $5, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0x5c,0xcb,0xfc,0x05]
+          vcmpnltps   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmpps  $7, -4(%ebx,%ecx,8), %xmm6, %xmm2
+// CHECK: encoding: [0xc5,0xc8,0xc2,0x54,0xcb,0xfc,0x07]
+          vcmpordps   -4(%ebx,%ecx,8), %xmm6, %xmm2
+
+// CHECK: vcmpps  $3, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe8,0xc2,0x5c,0xcb,0xfc,0x03]
+          vcmpunordps   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmppd  $0, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0xd9,0x00]
+          vcmpeqpd   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmppd  $2, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0xd9,0x02]
+          vcmplepd   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmppd  $1, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0xd9,0x01]
+          vcmpltpd   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmppd  $4, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0xd9,0x04]
+          vcmpneqpd   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmppd  $6, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0xd9,0x06]
+          vcmpnlepd   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmppd  $5, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0xd9,0x05]
+          vcmpnltpd   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmppd  $7, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0xd9,0x07]
+          vcmpordpd   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmppd  $3, %xmm1, %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0xd9,0x03]
+          vcmpunordpd   %xmm1, %xmm2, %xmm3
+
+// CHECK: vcmppd  $0, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0x5c,0xcb,0xfc,0x00]
+          vcmpeqpd   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmppd  $2, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0x5c,0xcb,0xfc,0x02]
+          vcmplepd   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmppd  $1, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0x5c,0xcb,0xfc,0x01]
+          vcmpltpd   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmppd  $4, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0x5c,0xcb,0xfc,0x04]
+          vcmpneqpd   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmppd  $6, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0x5c,0xcb,0xfc,0x06]
+          vcmpnlepd   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmppd  $5, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0x5c,0xcb,0xfc,0x05]
+          vcmpnltpd   -4(%ebx,%ecx,8), %xmm2, %xmm3
+
+// CHECK: vcmppd  $7, -4(%ebx,%ecx,8), %xmm6, %xmm2
+// CHECK: encoding: [0xc5,0xc9,0xc2,0x54,0xcb,0xfc,0x07]
+          vcmpordpd   -4(%ebx,%ecx,8), %xmm6, %xmm2
+
+// CHECK: vcmppd  $3, -4(%ebx,%ecx,8), %xmm2, %xmm3
+// CHECK: encoding: [0xc5,0xe9,0xc2,0x5c,0xcb,0xfc,0x03]
+          vcmpunordpd   -4(%ebx,%ecx,8), %xmm2, %xmm3

test/MC/AsmParser/X86/x86_64-encoding.s

@@ -454,3 +454,131 @@ pshufb	CPI1_0(%rip), %xmm1
 // CHECK: encoding: [0xc5,0x19,0xc6,0x6c,0xcb,0xfc,0x08]
           vshufpd  $8, -4(%rbx,%rcx,8), %xmm12, %xmm13
 
+// CHECK: vcmpps  $0, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x18,0xc2,0xeb,0x00]
+          vcmpeqps   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmpps  $2, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x18,0xc2,0xeb,0x02]
+          vcmpleps   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmpps  $1, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x18,0xc2,0xeb,0x01]
+          vcmpltps   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmpps  $4, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x18,0xc2,0xeb,0x04]
+          vcmpneqps   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmpps  $6, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x18,0xc2,0xeb,0x06]
+          vcmpnleps   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmpps  $5, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x18,0xc2,0xeb,0x05]
+          vcmpnltps   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmpps  $7, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x18,0xc2,0xeb,0x07]
+          vcmpordps   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmpps  $3, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x18,0xc2,0xeb,0x03]
+          vcmpunordps   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmpps  $0, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x18,0xc2,0x6c,0xcb,0xfc,0x00]
+          vcmpeqps   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmpps  $2, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x18,0xc2,0x6c,0xcb,0xfc,0x02]
+          vcmpleps   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmpps  $1, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x18,0xc2,0x6c,0xcb,0xfc,0x01]
+          vcmpltps   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmpps  $4, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x18,0xc2,0x6c,0xcb,0xfc,0x04]
+          vcmpneqps   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmpps  $6, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x18,0xc2,0x6c,0xcb,0xfc,0x06]
+          vcmpnleps   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmpps  $5, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x18,0xc2,0x6c,0xcb,0xfc,0x05]
+          vcmpnltps   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmpps  $7, -4(%rbx,%rcx,8), %xmm6, %xmm2
+// CHECK: encoding: [0xc5,0xc8,0xc2,0x54,0xcb,0xfc,0x07]
+          vcmpordps   -4(%rbx,%rcx,8), %xmm6, %xmm2
+
+// CHECK: vcmpps  $3, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x18,0xc2,0x6c,0xcb,0xfc,0x03]
+          vcmpunordps   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmppd  $0, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x19,0xc2,0xeb,0x00]
+          vcmpeqpd   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmppd  $2, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x19,0xc2,0xeb,0x02]
+          vcmplepd   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmppd  $1, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x19,0xc2,0xeb,0x01]
+          vcmpltpd   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmppd  $4, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x19,0xc2,0xeb,0x04]
+          vcmpneqpd   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmppd  $6, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x19,0xc2,0xeb,0x06]
+          vcmpnlepd   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmppd  $5, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x19,0xc2,0xeb,0x05]
+          vcmpnltpd   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmppd  $7, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x19,0xc2,0xeb,0x07]
+          vcmpordpd   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmppd  $3, %xmm11, %xmm12, %xmm13
+// CHECK: encoding: [0xc4,0x41,0x19,0xc2,0xeb,0x03]
+          vcmpunordpd   %xmm11, %xmm12, %xmm13
+
+// CHECK: vcmppd  $0, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x19,0xc2,0x6c,0xcb,0xfc,0x00]
+          vcmpeqpd   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmppd  $2, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x19,0xc2,0x6c,0xcb,0xfc,0x02]
+          vcmplepd   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmppd  $1, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x19,0xc2,0x6c,0xcb,0xfc,0x01]
+          vcmpltpd   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmppd  $4, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x19,0xc2,0x6c,0xcb,0xfc,0x04]
+          vcmpneqpd   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmppd  $6, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x19,0xc2,0x6c,0xcb,0xfc,0x06]
+          vcmpnlepd   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmppd  $5, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x19,0xc2,0x6c,0xcb,0xfc,0x05]
+          vcmpnltpd   -4(%rbx,%rcx,8), %xmm12, %xmm13
+
+// CHECK: vcmppd  $7, -4(%rbx,%rcx,8), %xmm6, %xmm2
+// CHECK: encoding: [0xc5,0xc9,0xc2,0x54,0xcb,0xfc,0x07]
+          vcmpordpd   -4(%rbx,%rcx,8), %xmm6, %xmm2
+
+// CHECK: vcmppd  $3, -4(%rbx,%rcx,8), %xmm12, %xmm13
+// CHECK: encoding: [0xc5,0x19,0xc2,0x6c,0xcb,0xfc,0x03]
+          vcmpunordpd   -4(%rbx,%rcx,8), %xmm12, %xmm13
+