[llvm] r217477 - [MIPS] Add aliases for sync instruction used by Octeon CPU

[Kai Nacke]

Author: redstar
Date: Wed Sep 10 01:10:24 2014
New Revision: 217477

URL: http://llvm.org/viewvc/llvm-project?rev=217477&view=rev
Log:
[MIPS] Add aliases for sync instruction used by Octeon CPU

This commit adds aliases for the sync instruction (synciobdma,
syncs, syncw, syncws) which are used by the Octeon CPU.

Reviewed by D. Sanders

Modified:
    llvm/trunk/lib/Target/Mips/Mips64InstrInfo.td
    llvm/trunk/test/MC/Mips/octeon-instructions.s

Modified: llvm/trunk/lib/Target/Mips/Mips64InstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/Mips64InstrInfo.td?rev=217477&r1=217476&r2=217477&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/Mips64InstrInfo.td (original)
+++ llvm/trunk/lib/Target/Mips/Mips64InstrInfo.td Wed Sep 10 01:10:24 2014
@@ -510,3 +510,9 @@ def : MipsInstAlias<"dmtc0 $rt, $rd", (D
 def : MipsInstAlias<"dmfc2 $rt, $rd", (DMFC2 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;
 def : MipsInstAlias<"dmtc2 $rt, $rd", (DMTC2 GPR64Opnd:$rt, GPR64Opnd:$rd, 0), 0>;
 
+let Predicates = [HasMips64, HasCnMips] in {
+def : MipsInstAlias<"synciobdma", (SYNC 0x2), 0>;
+def : MipsInstAlias<"syncs",      (SYNC 0x6), 0>;
+def : MipsInstAlias<"syncw",      (SYNC 0x4), 0>;
+def : MipsInstAlias<"syncws",     (SYNC 0x5), 0>;
+}

Modified: llvm/trunk/test/MC/Mips/octeon-instructions.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Mips/octeon-instructions.s?rev=217477&r1=217476&r2=217477&view=diff
==============================================================================
--- llvm/trunk/test/MC/Mips/octeon-instructions.s (original)
+++ llvm/trunk/test/MC/Mips/octeon-instructions.s Wed Sep 10 01:10:24 2014
@@ -35,6 +35,10 @@
 # CHECK: sne   $23, $23, $20          # encoding: [0x72,0xf4,0xb8,0x2b]
 # CHECK: snei  $4, $16, -313          # encoding: [0x72,0x04,0xb1,0xef]
 # CHECK: snei  $26, $26, 511          # encoding: [0x73,0x5a,0x7f,0xef]
+# CHECK: sync  2                      # encoding: [0x00,0x00,0x00,0x8f]
+# CHECK: sync  6                      # encoding: [0x00,0x00,0x01,0x8f]
+# CHECK: sync  4                      # encoding: [0x00,0x00,0x01,0x0f]
+# CHECK: sync  5                      # encoding: [0x00,0x00,0x01,0x4f]
 # CHECK: v3mulu $21, $10, $21         # encoding: [0x71,0x55,0xa8,0x11]
 # CHECK: v3mulu $20, $20, $10         # encoding: [0x72,0x8a,0xa0,0x11]
 # CHECK: vmm0  $3, $19, $16           # encoding: [0x72,0x70,0x18,0x10]
@@ -77,6 +81,10 @@
   sne   $23, $20
   snei  $4, $16, -313
   snei  $26, 511
+  synciobdma
+  syncs
+  syncw
+  syncws
   v3mulu $21, $10, $21
   v3mulu $20, $10
   vmm0  $3, $19, $16