[llvm-commits] [llvm] r112393 - in /llvm/trunk/lib/Target/ARM: ARMISelLowering.cpp ARMISelLowering.h ARMInstrThumb2.td

[Bill Wendling]

Author: void
Date: Sat Aug 28 22:02:11 2010
New Revision: 112393

URL: http://llvm.org/viewvc/llvm-project?rev=112393&view=rev
Log:
Create an ARMISD::AND node. This node is exactly like the "ARM::AND" node, but
it sets the CPSR register.

Modified:
    llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
    llvm/trunk/lib/Target/ARM/ARMISelLowering.h
    llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td

Modified: llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp?rev=112393&r1=112392&r2=112393&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp Sat Aug 28 22:02:11 2010
@@ -609,6 +609,7 @@
   case ARMISD::BR2_JT:        return "ARMISD::BR2_JT";
   case ARMISD::RET_FLAG:      return "ARMISD::RET_FLAG";
   case ARMISD::PIC_ADD:       return "ARMISD::PIC_ADD";
+  case ARMISD::AND:           return "ARMISD::AND";
   case ARMISD::CMP:           return "ARMISD::CMP";
   case ARMISD::CMPZ:          return "ARMISD::CMPZ";
   case ARMISD::CMPFP:         return "ARMISD::CMPFP";

Modified: llvm/trunk/lib/Target/ARM/ARMISelLowering.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMISelLowering.h?rev=112393&r1=112392&r2=112393&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMISelLowering.h (original)
+++ llvm/trunk/lib/Target/ARM/ARMISelLowering.h Sat Aug 28 22:02:11 2010
@@ -47,6 +47,8 @@
 
       PIC_ADD,      // Add with a PC operand and a PIC label.
 
+      AND,          // ARM "and" instruction that sets the 's' flag in CPSR.
+
       CMP,          // ARM compare instructions.
       CMPZ,         // ARM compare that sets only Z flag.
       CMPFP,        // ARM VFP compare instruction, sets FPSCR.

Modified: llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td?rev=112393&r1=112392&r2=112393&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td Sat Aug 28 22:02:11 2010
@@ -1631,6 +1631,10 @@
 defm t2BIC  : T2I_bin_w_irs<0b0001, "bic",
                             BinOpFrag<(and node:$LHS, (not node:$RHS))>>;
 
+let Defs = [CPSR] in
+defm t2ANDflag : T2I_bin_w_irs<0b0000, "and",
+                               BinOpFrag<(ARMand node:$LHS, node:$RHS)>, 1>;
+
 let Constraints = "$src = $dst" in
 def t2BFC : T2I<(outs rGPR:$dst), (ins rGPR:$src, bf_inv_mask_imm:$imm),
                 IIC_iUNAsi, "bfc", "\t$dst, $imm",