Add support for m[ft][di]bat[ul] instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214731 91177308-0d34-0410-b5e6-96231b3b80d8
zoren · Aug 4, 2014 · df64464 · df64464
1 parent b47e0f1
commit df64464
Show file tree

Hide file tree

Showing 5 changed files with 135 additions and 0 deletions.
diff --git a/lib/Target/PowerPC/PPC.td b/lib/Target/PowerPC/PPC.td
@@ -92,6 +92,8 @@ def FeatureE500      : SubtargetFeature<"E500", "IsE500", "true",
                                         "Enable E500/E500mc instructions">;
 def FeaturePPC4xx    : SubtargetFeature<"ppc4xx", "IsPPC4xx", "true",
                                         "Enable PPC 4xx instructions">;
+def FeaturePPC6xx    : SubtargetFeature<"ppc6xx", "IsPPC6xx", "true",
+                                        "Enable PPC 6xx instructions">;
 def FeatureQPX       : SubtargetFeature<"qpx","HasQPX", "true",
                                         "Enable QPX instructions">;
 def FeatureVSX       : SubtargetFeature<"vsx","HasVSX", "true",

diff --git a/lib/Target/PowerPC/PPCInstrInfo.td b/lib/Target/PowerPC/PPCInstrInfo.td
@@ -630,6 +630,7 @@ def In64BitMode  : Predicate<"PPCSubTarget->isPPC64()">;
 def IsBookE  : Predicate<"PPCSubTarget->isBookE()">;
 def IsNotBookE  : Predicate<"!PPCSubTarget->isBookE()">;
 def IsPPC4xx  : Predicate<"PPCSubTarget->isPPC4xx()">;
+def IsPPC6xx  : Predicate<"PPCSubTarget->isPPC6xx()">;
 def IsE500  : Predicate<"PPCSubTarget->isE500()">;
 
 //===----------------------------------------------------------------------===//
@@ -3219,6 +3220,33 @@ def : InstAlias<"not. $rA, $rB", (NOR8o g8rc:$rA, g8rc:$rB, g8rc:$rB)>;
 
 def : InstAlias<"mtcr $rA", (MTCRF8 255, g8rc:$rA)>;
 
+foreach BATR = 0-3 in {
+    def : InstAlias<"mtdbatu "#BATR#", $Rx",
+                    (MTSPR !add(BATR, !add(BATR, 536)), gprc:$Rx)>,
+                    Requires<[IsPPC6xx]>;
+    def : InstAlias<"mfdbatu $Rx, "#BATR,
+                    (MFSPR gprc:$Rx, !add(BATR, !add(BATR, 536)))>,
+                    Requires<[IsPPC6xx]>;
+    def : InstAlias<"mtdbatl "#BATR#", $Rx",
+                    (MTSPR !add(BATR, !add(BATR, 537)), gprc:$Rx)>,
+                    Requires<[IsPPC6xx]>;
+    def : InstAlias<"mfdbatl $Rx, "#BATR,
+                    (MFSPR gprc:$Rx, !add(BATR, !add(BATR, 537)))>,
+                    Requires<[IsPPC6xx]>;
+    def : InstAlias<"mtibatu "#BATR#", $Rx",
+                    (MTSPR !add(BATR, !add(BATR, 528)), gprc:$Rx)>,
+                    Requires<[IsPPC6xx]>;
+    def : InstAlias<"mfibatu $Rx, "#BATR,
+                    (MFSPR gprc:$Rx, !add(BATR, !add(BATR, 528)))>,
+                    Requires<[IsPPC6xx]>;
+    def : InstAlias<"mtibatl "#BATR#", $Rx",
+                    (MTSPR !add(BATR, !add(BATR, 529)), gprc:$Rx)>,
+                    Requires<[IsPPC6xx]>;
+    def : InstAlias<"mfibatl $Rx, "#BATR,
+                    (MFSPR gprc:$Rx, !add(BATR, !add(BATR, 529)))>,
+                    Requires<[IsPPC6xx]>;
+}
+
 def LAx : PPCAsmPseudo<"la $rA, $addr", (ins gprc:$rA, memri:$addr)>;
 
 def SUBI : PPCAsmPseudo<"subi $rA, $rB, $imm",

diff --git a/lib/Target/PowerPC/PPCSubtarget.cpp b/lib/Target/PowerPC/PPCSubtarget.cpp
@@ -137,6 +137,7 @@ void PPCSubtarget::initializeEnvironment() {
   HasLDBRX = false;
   IsBookE = false;
   IsPPC4xx = false;
+  IsPPC6xx = false;
   IsE500 = false;
   DeprecatedMFTB = false;
   DeprecatedDST = false;

diff --git a/lib/Target/PowerPC/PPCSubtarget.h b/lib/Target/PowerPC/PPCSubtarget.h
@@ -99,6 +99,7 @@ class PPCSubtarget : public PPCGenSubtargetInfo {
   bool IsBookE;
   bool IsE500;
   bool IsPPC4xx;
+  bool IsPPC6xx;
   bool DeprecatedMFTB;
   bool DeprecatedDST;
   bool HasLazyResolverStubs;
@@ -221,6 +222,7 @@ class PPCSubtarget : public PPCGenSubtargetInfo {
   bool hasLDBRX() const { return HasLDBRX; }
   bool isBookE() const { return IsBookE; }
   bool isPPC4xx() const { return IsPPC4xx; }
+  bool isPPC6xx() const { return IsPPC6xx; }
   bool isE500() const { return IsE500; }
   bool isDeprecatedMFTB() const { return DeprecatedMFTB; }
   bool isDeprecatedDST() const { return DeprecatedDST; }

diff --git a/test/MC/PowerPC/ppc64-encoding-6xx.s b/test/MC/PowerPC/ppc64-encoding-6xx.s
@@ -0,0 +1,102 @@
+# RUN: llvm-mc -triple powerpc64-unknown-unknown --show-encoding %s | FileCheck -check-prefix=CHECK-BE %s
+# RUN: llvm-mc -triple powerpc64le-unknown-unknown --show-encoding %s | FileCheck -check-prefix=CHECK-LE %s
+
+# Instructions specific to the PowerPC 6xx family:
+
+# CHECK-BE: mfspr 12, 528                    # encoding: [0x7d,0x90,0x82,0xa6]
+# CHECK-LE: mfspr 12, 528                    # encoding: [0xa6,0x82,0x90,0x7d]
+mfibatu %r12, 0
+# CHECK-BE: mfspr 12, 529                    # encoding: [0x7d,0x91,0x82,0xa6]
+# CHECK-LE: mfspr 12, 529                    # encoding: [0xa6,0x82,0x91,0x7d]
+mfibatl %r12, 0
+# CHECK-BE: mfspr 12, 530                    # encoding: [0x7d,0x92,0x82,0xa6]
+# CHECK-LE: mfspr 12, 530                    # encoding: [0xa6,0x82,0x92,0x7d]
+mfibatu %r12, 1
+# CHECK-BE: mfspr 12, 531                    # encoding: [0x7d,0x93,0x82,0xa6]
+# CHECK-LE: mfspr 12, 531                    # encoding: [0xa6,0x82,0x93,0x7d]
+mfibatl %r12, 1
+# CHECK-BE: mfspr 12, 532                    # encoding: [0x7d,0x94,0x82,0xa6]
+# CHECK-LE: mfspr 12, 532                    # encoding: [0xa6,0x82,0x94,0x7d]
+mfibatu %r12, 2
+# CHECK-BE: mfspr 12, 533                    # encoding: [0x7d,0x95,0x82,0xa6]
+# CHECK-LE: mfspr 12, 533                    # encoding: [0xa6,0x82,0x95,0x7d]
+mfibatl %r12, 2
+# CHECK-BE: mfspr 12, 534                    # encoding: [0x7d,0x96,0x82,0xa6]
+# CHECK-LE: mfspr 12, 534                    # encoding: [0xa6,0x82,0x96,0x7d]
+mfibatu %r12, 3
+# CHECK-BE: mfspr 12, 535                    # encoding: [0x7d,0x97,0x82,0xa6]
+# CHECK-LE: mfspr 12, 535                    # encoding: [0xa6,0x82,0x97,0x7d]
+mfibatl %r12, 3
+# CHECK-BE: mtspr 528, 12                    # encoding: [0x7d,0x90,0x83,0xa6]
+# CHECK-LE: mtspr 528, 12                    # encoding: [0xa6,0x83,0x90,0x7d]
+mtibatu 0, %r12
+# CHECK-BE: mtspr 529, 12                    # encoding: [0x7d,0x91,0x83,0xa6]
+# CHECK-LE: mtspr 529, 12                    # encoding: [0xa6,0x83,0x91,0x7d]
+mtibatl 0, %r12
+# CHECK-BE: mtspr 530, 12                    # encoding: [0x7d,0x92,0x83,0xa6]
+# CHECK-LE: mtspr 530, 12                    # encoding: [0xa6,0x83,0x92,0x7d]
+mtibatu 1, %r12
+# CHECK-BE: mtspr 531, 12                    # encoding: [0x7d,0x93,0x83,0xa6]
+# CHECK-LE: mtspr 531, 12                    # encoding: [0xa6,0x83,0x93,0x7d]
+mtibatl 1, %r12
+# CHECK-BE: mtspr 532, 12                    # encoding: [0x7d,0x94,0x83,0xa6]
+# CHECK-LE: mtspr 532, 12                    # encoding: [0xa6,0x83,0x94,0x7d]
+mtibatu 2, %r12
+# CHECK-BE: mtspr 533, 12                    # encoding: [0x7d,0x95,0x83,0xa6]
+# CHECK-LE: mtspr 533, 12                    # encoding: [0xa6,0x83,0x95,0x7d]
+mtibatl 2, %r12
+# CHECK-BE: mtspr 534, 12                    # encoding: [0x7d,0x96,0x83,0xa6]
+# CHECK-LE: mtspr 534, 12                    # encoding: [0xa6,0x83,0x96,0x7d]
+mtibatu 3, %r12
+# CHECK-BE: mtspr 535, 12                    # encoding: [0x7d,0x97,0x83,0xa6]
+# CHECK-LE: mtspr 535, 12                    # encoding: [0xa6,0x83,0x97,0x7d]
+mtibatl 3, %r12
+
+# CHECK-BE: mfspr 12, 536                    # encoding: [0x7d,0x98,0x82,0xa6]
+# CHECK-LE: mfspr 12, 536                    # encoding: [0xa6,0x82,0x98,0x7d]
+mfdbatu %r12, 0
+# CHECK-BE: mfspr 12, 537                    # encoding: [0x7d,0x99,0x82,0xa6]
+# CHECK-LE: mfspr 12, 537                    # encoding: [0xa6,0x82,0x99,0x7d]
+mfdbatl %r12, 0
+# CHECK-BE: mfspr 12, 538                    # encoding: [0x7d,0x9a,0x82,0xa6]
+# CHECK-LE: mfspr 12, 538                    # encoding: [0xa6,0x82,0x9a,0x7d]
+mfdbatu %r12, 1
+# CHECK-BE: mfspr 12, 539                    # encoding: [0x7d,0x9b,0x82,0xa6]
+# CHECK-LE: mfspr 12, 539                    # encoding: [0xa6,0x82,0x9b,0x7d]
+mfdbatl %r12, 1
+# CHECK-BE: mfspr 12, 540                    # encoding: [0x7d,0x9c,0x82,0xa6]
+# CHECK-LE: mfspr 12, 540                    # encoding: [0xa6,0x82,0x9c,0x7d]
+mfdbatu %r12, 2
+# CHECK-BE: mfspr 12, 541                    # encoding: [0x7d,0x9d,0x82,0xa6]
+# CHECK-LE: mfspr 12, 541                    # encoding: [0xa6,0x82,0x9d,0x7d]
+mfdbatl %r12, 2
+# CHECK-BE: mfspr 12, 542                    # encoding: [0x7d,0x9e,0x82,0xa6]
+# CHECK-LE: mfspr 12, 542                    # encoding: [0xa6,0x82,0x9e,0x7d]
+mfdbatu %r12, 3
+# CHECK-BE: mfspr 12, 543                    # encoding: [0x7d,0x9f,0x82,0xa6]
+# CHECK-LE: mfspr 12, 543                    # encoding: [0xa6,0x82,0x9f,0x7d]
+mfdbatl %r12, 3
+# CHECK-BE: mtspr 536, 12                    # encoding: [0x7d,0x98,0x83,0xa6]
+# CHECK-LE: mtspr 536, 12                    # encoding: [0xa6,0x83,0x98,0x7d]
+mtdbatu 0, %r12
+# CHECK-BE: mtspr 537, 12                    # encoding: [0x7d,0x99,0x83,0xa6]
+# CHECK-LE: mtspr 537, 12                    # encoding: [0xa6,0x83,0x99,0x7d]
+mtdbatl 0, %r12
+# CHECK-BE: mtspr 538, 12                    # encoding: [0x7d,0x9a,0x83,0xa6]
+# CHECK-LE: mtspr 538, 12                    # encoding: [0xa6,0x83,0x9a,0x7d]
+mtdbatu 1, %r12
+# CHECK-BE: mtspr 539, 12                    # encoding: [0x7d,0x9b,0x83,0xa6]
+# CHECK-LE: mtspr 539, 12                    # encoding: [0xa6,0x83,0x9b,0x7d]
+mtdbatl 1, %r12
+# CHECK-BE: mtspr 540, 12                    # encoding: [0x7d,0x9c,0x83,0xa6]
+# CHECK-LE: mtspr 540, 12                    # encoding: [0xa6,0x83,0x9c,0x7d]
+mtdbatu 2, %r12
+# CHECK-BE: mtspr 541, 12                    # encoding: [0x7d,0x9d,0x83,0xa6]
+# CHECK-LE: mtspr 541, 12                    # encoding: [0xa6,0x83,0x9d,0x7d]
+mtdbatl 2, %r12
+# CHECK-BE: mtspr 542, 12                    # encoding: [0x7d,0x9e,0x83,0xa6]
+# CHECK-LE: mtspr 542, 12                    # encoding: [0xa6,0x83,0x9e,0x7d]
+mtdbatu 3, %r12
+# CHECK-BE: mtspr 543, 12                    # encoding: [0x7d,0x9f,0x83,0xa6]
+# CHECK-LE: mtspr 543, 12                    # encoding: [0xa6,0x83,0x9f,0x7d]
+mtdbatl 3, %r12