[llvm-commits] [llvm] r146507 - in /llvm/trunk/lib/Target/ARM: ARMInstrFormats.td ARMInstrNEON.td ARMInstrVFP.td

[Jim Grosbach]

Author: grosbach
Date: Tue Dec 13 14:08:32 2011
New Revision: 146507

URL: http://llvm.org/viewvc/llvm-project?rev=146507&view=rev
Log:
ARM add more 'gas' compatibility aliases for NEON instructions.

Modified:
    llvm/trunk/lib/Target/ARM/ARMInstrFormats.td
    llvm/trunk/lib/Target/ARM/ARMInstrNEON.td
    llvm/trunk/lib/Target/ARM/ARMInstrVFP.td

Modified: llvm/trunk/lib/Target/ARM/ARMInstrFormats.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrFormats.td?rev=146507&r1=146506&r2=146507&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrFormats.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrFormats.td Tue Dec 13 14:08:32 2011
@@ -242,6 +242,12 @@
 class NEONInstAlias<string Asm, dag Result, bit Emit = 0b1>
       : InstAlias<Asm, Result, Emit>, Requires<[HasNEON]>;
 
+
+class VFP2MnemonicAlias<string src, string dst> : MnemonicAlias<src, dst>,
+          Requires<[HasVFP2]>;
+class NEONMnemonicAlias<string src, string dst> : MnemonicAlias<src, dst>,
+          Requires<[HasNEON]>;
+
 //===----------------------------------------------------------------------===//
 // ARM Instruction templates.
 //

Modified: llvm/trunk/lib/Target/ARM/ARMInstrNEON.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrNEON.td?rev=146507&r1=146506&r2=146507&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrNEON.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrNEON.td Tue Dec 13 14:08:32 2011
@@ -5308,6 +5308,7 @@
 //===----------------------------------------------------------------------===//
 // Assembler aliases
 //
+
 def : VFP2InstAlias<"fmdhr${p} $Dd, $Rn",
                     (VSETLNi32 DPR:$Dd, GPR:$Rn, 1, pred:$p)>;
 def : VFP2InstAlias<"fmdlr${p} $Dd, $Rn",
@@ -5706,3 +5707,33 @@
                   (VEXTq32 QPR:$Vdn, QPR:$Vdn, QPR:$Vm, imm0_3:$imm, pred:$p)>;
 def : NEONInstAlias<"vext${p}.64 $Vdn, $Vm, $imm",
                   (VEXTq64 QPR:$Vdn, QPR:$Vdn, QPR:$Vm, imm0_1:$imm, pred:$p)>;
+
+// 'gas' compatibility aliases for quad-word instructions. Strictly speaking,
+// these should restrict to just the Q register variants, but the register
+// classes are enough to match correctly regardless, so we keep it simple
+// and just use MnemonicAlias.
+def : NEONMnemonicAlias<"vbicq", "vbic">;
+def : NEONMnemonicAlias<"vandq", "vand">;
+def : NEONMnemonicAlias<"veorq", "veor">;
+def : NEONMnemonicAlias<"vorrq", "vorr">;
+
+def : NEONMnemonicAlias<"vmovq", "vmov">;
+def : NEONMnemonicAlias<"vmvnq", "vmvn">;
+
+def : NEONMnemonicAlias<"vaddq", "vadd">;
+def : NEONMnemonicAlias<"vsubq", "vsub">;
+
+def : NEONMnemonicAlias<"vminq", "vmin">;
+def : NEONMnemonicAlias<"vmaxq", "vmax">;
+
+def : NEONMnemonicAlias<"vmulq", "vmul">;
+
+def : NEONMnemonicAlias<"vabsq", "vabs">;
+
+def : NEONMnemonicAlias<"vshlq", "vshl">;
+def : NEONMnemonicAlias<"vshrq", "vshr">;
+
+def : NEONMnemonicAlias<"vcvtq", "vcvt">;
+
+def : NEONMnemonicAlias<"vcleq", "vcle">;
+def : NEONMnemonicAlias<"vceqq", "vceq">;

Modified: llvm/trunk/lib/Target/ARM/ARMInstrVFP.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrVFP.td?rev=146507&r1=146506&r2=146507&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrVFP.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrVFP.td Tue Dec 13 14:08:32 2011
@@ -1160,9 +1160,6 @@
 //===----------------------------------------------------------------------===//
 // Assembler aliases.
 //
-
-class VFP2MnemonicAlias<string src, string dst> : MnemonicAlias<src, dst>,
-          Requires<[HasVFP2]>;
 // A few mnemnoic aliases for pre-unifixed syntax. We don't guarantee to
 // support them all, but supporting at least some of the basics is
 // good to be friendly.