vendor/llvm/llvm-trunk-r375505vendor/llvm

1 files changed, 15 insertions, 9 deletions

diff --git a/lib/Target/PowerPC/PPCSubtarget.h b/lib/Target/PowerPC/PPCSubtarget.h
index 55fec1cb6d99..d96c2893aee9 100644
--- a/lib/Target/PowerPC/PPCSubtarget.h
+++ b/lib/Target/PowerPC/PPCSubtarget.h
@@ -78,7 +78,7 @@ protected:
 
   /// stackAlignment - The minimum alignment known to hold of the stack frame on
   /// entry to the function and which must be maintained by every function.
-  unsigned StackAlignment;
+  Align StackAlignment;
 
   /// Selected instruction itineraries (one entry per itinerary class.)
   InstrItineraryData InstrItins;
@@ -166,7 +166,7 @@ public:
   /// getStackAlignment - Returns the minimum alignment known to hold of the
   /// stack frame on entry to the function and which must be maintained by every
   /// function for this subtarget.
-  unsigned getStackAlignment() const { return StackAlignment; }
+  Align getStackAlignment() const { return StackAlignment; }
 
   /// getDarwinDirective - Returns the -m directive specified for the cpu.
   ///
@@ -210,7 +210,11 @@ public:
   /// instructions, regardless of whether we are in 32-bit or 64-bit mode.
   bool has64BitSupport() const { return Has64BitSupport; }
   // useSoftFloat - Return true if soft-float option is turned on.
-  bool useSoftFloat() const { return !HasHardFloat; }
+  bool useSoftFloat() const {
+    if (isAIXABI() && !HasHardFloat)
+      report_fatal_error("soft-float is not yet supported on AIX.");
+    return !HasHardFloat;
+  }
 
   /// use64BitRegs - Return true if in 64-bit mode or if we should use 64-bit
   /// registers in 32-bit mode when possible.  This can only true if
@@ -277,11 +281,11 @@ public:
   bool hasDirectMove() const { return HasDirectMove; }
 
   bool isQPXStackUnaligned() const { return IsQPXStackUnaligned; }
-  unsigned getPlatformStackAlignment() const {
+  Align getPlatformStackAlignment() const {
     if ((hasQPX() || isBGQ()) && !isQPXStackUnaligned())
-      return 32;
+      return Align(32);
 
-    return 16;
+    return Align(16);
   }
 
   // DarwinABI has a 224-byte red zone. PPC32 SVR4ABI(Non-DarwinABI) has no
@@ -316,6 +320,9 @@ public:
   bool isSVR4ABI() const { return !isDarwinABI() && !isAIXABI(); }
   bool isELFv2ABI() const;
 
+  bool is64BitELFABI() const { return  isSVR4ABI() && isPPC64(); }
+  bool is32BitELFABI() const { return  isSVR4ABI() && !isPPC64(); }
+
   /// Originally, this function return hasISEL(). Now we always enable it,
   /// but may expand the ISEL instruction later.
   bool enableEarlyIfConversion() const override { return true; }
@@ -337,9 +344,8 @@ public:
 
   bool enableSubRegLiveness() const override;
 
-  /// classifyGlobalReference - Classify a global variable reference for the
-  /// current subtarget accourding to how we should reference it.
-  unsigned char classifyGlobalReference(const GlobalValue *GV) const;
+  /// True if the GV will be accessed via an indirect symbol.
+  bool isGVIndirectSymbol(const GlobalValue *GV) const;
 
   bool isXRaySupported() const override { return IsPPC64 && IsLittleEndian; }
 };