[mips] Guard micromips instructions with predicate InMicroMips. Also, fix

assembler predicate HasStdEnd so that it is false when the target is micromips.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@188824 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/Mips/MicroMipsInstrInfo.td b/lib/Target/Mips/MicroMipsInstrInfo.td
index bf07d84135740c335b9a3e30c6630204c123d67b..cbb987f49063f2b47537384e79a1cf1ac8df88ac 100644 (file)
--- a/lib/Target/Mips/MicroMipsInstrInfo.td
+++ b/lib/Target/Mips/MicroMipsInstrInfo.td
@@ -28,7 +28,7 @@ class StoreLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
          !strconcat(opstr, "\t$rt, $addr"),
          [(OpNode RO:$rt, addrimm12:$addr)], NoItinerary, FrmI>;
 
-let DecoderNamespace = "MicroMips" in {
+let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
   /// Arithmetic Instructions (ALU Immediate)
   def ADDiu_MM : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd>,
                  ADDI_FM_MM<0xc>;
@@ -96,14 +96,12 @@ let DecoderNamespace = "MicroMips" in {
   defm SW_MM  : StoreM<"sw", GPR32Opnd>, MMRel, LW_FM_MM<0x3e>;
 
   /// Load and Store Instructions - unaligned
-  let Predicates = [InMicroMips] in {
-    def LWL_MM : LoadLeftRightMM<"lwl", MipsLWL, GPR32Opnd, mem_mm_12>,
-                 LWL_FM_MM<0x0>;
-    def LWR_MM : LoadLeftRightMM<"lwr", MipsLWR, GPR32Opnd, mem_mm_12>,
-                 LWL_FM_MM<0x1>;
-    def SWL_MM : StoreLeftRightMM<"swl", MipsSWL, GPR32Opnd, mem_mm_12>,
-                 LWL_FM_MM<0x8>;
-    def SWR_MM : StoreLeftRightMM<"swr", MipsSWR, GPR32Opnd, mem_mm_12>,
-                 LWL_FM_MM<0x9>;
-  }
+  def LWL_MM : LoadLeftRightMM<"lwl", MipsLWL, GPR32Opnd, mem_mm_12>,
+               LWL_FM_MM<0x0>;
+  def LWR_MM : LoadLeftRightMM<"lwr", MipsLWR, GPR32Opnd, mem_mm_12>,
+               LWL_FM_MM<0x1>;
+  def SWL_MM : StoreLeftRightMM<"swl", MipsSWL, GPR32Opnd, mem_mm_12>,
+               LWL_FM_MM<0x8>;
+  def SWR_MM : StoreLeftRightMM<"swr", MipsSWR, GPR32Opnd, mem_mm_12>,
+               LWL_FM_MM<0x9>;
 }

diff --git a/lib/Target/Mips/MipsInstrInfo.td b/lib/Target/Mips/MipsInstrInfo.td
index 3d7ba007ff73feb73b3a04d95b30eb64cec54f25..9ba1879d5160d4fa966c73d5e612cd81c41a80ce 100644 (file)
--- a/lib/Target/Mips/MipsInstrInfo.td
+++ b/lib/Target/Mips/MipsInstrInfo.td
@@ -180,7 +180,7 @@ def RelocPIC    :     Predicate<"TM.getRelocationModel() == Reloc::PIC_">,
 def NoNaNsFPMath :    Predicate<"TM.Options.NoNaNsFPMath">,
                       AssemblerPredicate<"FeatureMips32">;
 def HasStdEnc :       Predicate<"Subtarget.hasStandardEncoding()">,
-                      AssemblerPredicate<"!FeatureMips16">;
+                      AssemblerPredicate<"!FeatureMips16,!FeatureMicroMips">;
 def NotDSP :          Predicate<"!Subtarget.hasDSP()">;
 def InMicroMips    :  Predicate<"Subtarget.inMicroMipsMode()">,
                       AssemblerPredicate<"FeatureMicroMips">;

diff --git a/test/MC/Mips/micromips-alu-instructions.s b/test/MC/Mips/micromips-alu-instructions.s
index 3f6079cf67366a4d8472733eca0e424dce69ae1e..426ab8baaf23addf9906b27ebc625d6e3ad3f4b8 100644 (file)
--- a/test/MC/Mips/micromips-alu-instructions.s
+++ b/test/MC/Mips/micromips-alu-instructions.s
@@ -32,7 +32,7 @@
 # CHECK-EL: xori   $9, $6, 17767  # encoding: [0x26,0x71,0x67,0x45]
 # CHECK-EL: xori   $9, $6, 17767  # encoding: [0x26,0x71,0x67,0x45]
 # CHECK-EL: nor    $9, $6, $7     # encoding: [0xe6,0x00,0xd0,0x4a]
-# CHECK-EL: not    $7, $8         # encoding: [0x08,0x00,0xd0,0x3a]
+# CHECK-EL: nor    $7, $8, $zero  # encoding: [0x08,0x00,0xd0,0x3a]
 # CHECK-EL: mul    $9, $6, $7     # encoding: [0xe6,0x00,0x10,0x4a]
 # CHECK-EL: mult   $9, $7         # encoding: [0xe9,0x00,0x3c,0x8b]
 # CHECK-EL: multu  $9, $7         # encoding: [0xe9,0x00,0x3c,0x9b]
@@ -64,7 +64,7 @@
 # CHECK-EB:  xori  $9, $6, 17767  # encoding: [0x71,0x26,0x45,0x67]
 # CHECK-EB:  xori  $9, $6, 17767  # encoding: [0x71,0x26,0x45,0x67]
 # CHECK-EB:  nor $9, $6, $7       # encoding: [0x00,0xe6,0x4a,0xd0]
-# CHECK-EB:  not $7, $8           # encoding: [0x00,0x08,0x3a,0xd0]
+# CHECK-EB:  nor $7, $8, $zero    # encoding: [0x00,0x08,0x3a,0xd0]
 # CHECK-EB:  mul $9, $6, $7       # encoding: [0x00,0xe6,0x4a,0x10]
 # CHECK-EB:  mult  $9, $7         # encoding: [0x00,0xe9,0x8b,0x3c]
 # CHECK-EB:  multu $9, $7         # encoding: [0x00,0xe9,0x9b,0x3c]