[llvm-commits] [llvm] r138771 - in /llvm/trunk: test/MC/Disassembler/X86/x86-32.txt utils/TableGen/X86RecognizableInstr.cpp

[Kevin Enderby]

Author: enderby
Date: Mon Aug 29 17:06:28 2011
New Revision: 138771

URL: http://llvm.org/viewvc/llvm-project?rev=138771&view=rev
Log:
Fix the disassembly of the X86 crc32 instruction.  Bug 10702 and rdar://8795217

Modified:
    llvm/trunk/test/MC/Disassembler/X86/x86-32.txt
    llvm/trunk/utils/TableGen/X86RecognizableInstr.cpp

Modified: llvm/trunk/test/MC/Disassembler/X86/x86-32.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Disassembler/X86/x86-32.txt?rev=138771&r1=138770&r2=138771&view=diff
==============================================================================
--- llvm/trunk/test/MC/Disassembler/X86/x86-32.txt (original)
+++ llvm/trunk/test/MC/Disassembler/X86/x86-32.txt Mon Aug 29 17:06:28 2011
@@ -24,3 +24,6 @@
 
 # CHECK: pshufb
 0x0f 0x38 0x00 0xc0
+
+# CHECK: crc32b %al, %eax
+0xf2 0x0f 0x38 0xf0 0xc0

Modified: llvm/trunk/utils/TableGen/X86RecognizableInstr.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/X86RecognizableInstr.cpp?rev=138771&r1=138770&r2=138771&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/X86RecognizableInstr.cpp (original)
+++ llvm/trunk/utils/TableGen/X86RecognizableInstr.cpp Mon Aug 29 17:06:28 2011
@@ -68,7 +68,7 @@
     DC = 7, DD = 8, DE = 9, DF = 10,
     XD = 11,  XS = 12,
     T8 = 13,  P_TA = 14,
-    A6 = 15,  A7 = 16
+    A6 = 15,  A7 = 16, TF = 17
   };
 }
 
@@ -257,7 +257,7 @@
 }
   
 void RecognizableInstr::processInstr(DisassemblerTables &tables,
-                                   const CodeGenInstruction &insn,
+	const CodeGenInstruction &insn,
                                    InstrUID uid)
 {
   // Ignore "asm parser only" instructions.
@@ -805,6 +805,7 @@
     opcodeToSet = Opcode;
     break;
   case X86Local::T8:
+  case X86Local::TF:
     opcodeType = THREEBYTE_38;
     if (needsModRMForDecode(Form))
       filter = new ModFilter(isRegFormat(Form));