[llvm-commits] [llvm] r96076 - in /llvm/trunk: lib/Target/X86/X86InstrInfo.h lib/Target/X86/X86MCCodeEmitter.cpp test/MC/AsmParser/X86/x86_32-new-encoder.s test/MC/Disassembler/simple-tests.txt

[Chris Lattner]

Author: lattner
Date: Fri Feb 12 21:42:24 2010
New Revision: 96076

URL: http://llvm.org/viewvc/llvm-project?rev=96076&view=rev
Log:
add encoder support and tests for rdtscp

Modified:
    llvm/trunk/lib/Target/X86/X86InstrInfo.h
    llvm/trunk/lib/Target/X86/X86MCCodeEmitter.cpp
    llvm/trunk/test/MC/AsmParser/X86/x86_32-new-encoder.s
    llvm/trunk/test/MC/Disassembler/simple-tests.txt

Modified: llvm/trunk/lib/Target/X86/X86InstrInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrInfo.h?rev=96076&r1=96075&r2=96076&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrInfo.h (original)
+++ llvm/trunk/lib/Target/X86/X86InstrInfo.h Fri Feb 12 21:42:24 2010
@@ -279,6 +279,7 @@
     MRM_E8 = 39,
     MRM_F0 = 40,
     MRM_F8 = 41,
+    MRM_F9 = 42,
 
     FormMask       = 63,
 

Modified: llvm/trunk/lib/Target/X86/X86MCCodeEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86MCCodeEmitter.cpp?rev=96076&r1=96075&r2=96076&view=diff

==============================================================================
--- llvm/trunk/lib/Target/X86/X86MCCodeEmitter.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86MCCodeEmitter.cpp Fri Feb 12 21:42:24 2010
@@ -617,6 +617,10 @@
     EmitByte(BaseOpcode, CurByte, OS);
     EmitByte(0xF8, CurByte, OS);
     break;
+  case X86II::MRM_F9:
+    EmitByte(BaseOpcode, CurByte, OS);
+    EmitByte(0xF9, CurByte, OS);
+    break;
   }
   
   // If there is a remaining operand, it must be a trailing immediate.  Emit it

Modified: llvm/trunk/test/MC/AsmParser/X86/x86_32-new-encoder.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/AsmParser/X86/x86_32-new-encoder.s?rev=96076&r1=96075&r2=96076&view=diff

==============================================================================
--- llvm/trunk/test/MC/AsmParser/X86/x86_32-new-encoder.s (original)
+++ llvm/trunk/test/MC/AsmParser/X86/x86_32-new-encoder.s Fri Feb 12 21:42:24 2010
@@ -29,6 +29,11 @@
 // CHECK: swapgs
 // CHECK: encoding: [0x0f,0x01,0xf8]
 
+rdtscp
+// CHECK: rdtscp
+// CHECK:  encoding: [0x0f,0x01,0xf9]
+
+
 // CHECK: movl	%eax, 16(%ebp)          # encoding: [0x89,0x45,0x10]
 	movl	%eax, 16(%ebp)
 // CHECK: movl	%eax, -16(%ebp)          # encoding: [0x89,0x45,0xf0]

Modified: llvm/trunk/test/MC/Disassembler/simple-tests.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Disassembler/simple-tests.txt?rev=96076&r1=96075&r2=96076&view=diff

==============================================================================
--- llvm/trunk/test/MC/Disassembler/simple-tests.txt (original)
+++ llvm/trunk/test/MC/Disassembler/simple-tests.txt Fri Feb 12 21:42:24 2010
@@ -38,4 +38,7 @@
 0x0f 0x01 0xc4
 
 # CHECK: swapgs
-0x0f 0x01 0xf8
\ No newline at end of file
+0x0f 0x01 0xf8
+
+# CHECK: rdtscp
+0x0f 0x01 0xf9
\ No newline at end of file