[llvm-commits] [llvm] r139906 - in /llvm/trunk: lib/Target/ARM/ARMInstrThumb2.td test/MC/ARM/basic-thumb2-instructions.s

[Jim Grosbach]

Author: grosbach
Date: Fri Sep 16 11:58:03 2011
New Revision: 139906

URL: http://llvm.org/viewvc/llvm-project?rev=139906&view=rev
Log:
Thumb2 assembly parsing and encoding for SMLALD/SMLALDX.

Modified:
    llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td
    llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s

Modified: llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td?rev=139906&r1=139905&r2=139906&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMInstrThumb2.td Fri Sep 16 11:58:03 2011
@@ -2624,12 +2624,12 @@
             "\t$Rd, $Rn, $Rm, $Ra", []>,
           Requires<[IsThumb2, HasThumb2DSP]>;
 def t2SMLALD  : T2FourReg_mac<1, 0b100, 0b1100, (outs rGPR:$Ra,rGPR:$Rd),
-                        (ins rGPR:$Rm, rGPR:$Rn), IIC_iMAC64, "smlald",
-                        "\t$Ra, $Rd, $Rm, $Rn", []>,
+                        (ins rGPR:$Rn, rGPR:$Rm), IIC_iMAC64, "smlald",
+                        "\t$Ra, $Rd, $Rn, $Rm", []>,
           Requires<[IsThumb2, HasThumb2DSP]>;
 def t2SMLALDX : T2FourReg_mac<1, 0b100, 0b1101, (outs rGPR:$Ra,rGPR:$Rd),
-                        (ins rGPR:$Rm,rGPR:$Rn), IIC_iMAC64, "smlaldx",
-                        "\t$Ra, $Rd, $Rm, $Rn", []>,
+                        (ins rGPR:$Rn,rGPR:$Rm), IIC_iMAC64, "smlaldx",
+                        "\t$Ra, $Rd, $Rn, $Rm", []>,
           Requires<[IsThumb2, HasThumb2DSP]>;
 def t2SMLSLD  : T2FourReg_mac<1, 0b101, 0b1100, (outs rGPR:$Ra,rGPR:$Rd),
                         (ins rGPR:$Rm,rGPR:$Rn), IIC_iMAC64, "smlsld",

Modified: llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s?rev=139906&r1=139905&r2=139906&view=diff
==============================================================================
--- llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s (original)
+++ llvm/trunk/test/MC/ARM/basic-thumb2-instructions.s Fri Sep 16 11:58:03 2011
@@ -1823,6 +1823,22 @@
 
 
 @------------------------------------------------------------------------------
+@ SMLALD/SMLALDX
+ at ------------------------------------------------------------------------------
+        smlald r2, r3, r5, r8
+        smlaldx r2, r3, r5, r8
+        ite eq
+        smlaldeq r2, r3, r5, r8
+        smlaldxne r2, r3, r5, r8
+
+@ CHECK: smlald	r2, r3, r5, r8          @ encoding: [0xc5,0xfb,0xc8,0x23]
+@ CHECK: smlaldx r2, r3, r5, r8         @ encoding: [0xc5,0xfb,0xd8,0x23]
+@ CHECK: ite	eq                      @ encoding: [0x0c,0xbf]
+@ CHECK: smlaldeq	r2, r3, r5, r8  @ encoding: [0xc5,0xfb,0xc8,0x23]
+@ CHECK: smlaldxne	r2, r3, r5, r8  @ encoding: [0xc5,0xfb,0xd8,0x23]
+
+
+ at ------------------------------------------------------------------------------
 @ SUB (register)
 @------------------------------------------------------------------------------
         sub.w r5, r2, r12, rrx