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      1 From 37aee898ae3a8041aad2a7cc595b8a6cf7438b52 Mon Sep 17 00:00:00 2001
      2 From: Tim Murray <timmurray (a] google.com>
      3 Date: Thu, 3 Apr 2014 11:14:41 -0700
      4 Subject: [PATCH 3/5] Add support for 64-bit longs.
      5 
      6 Change-Id: I7d50c91b8324fa81c29595a8dc19f2180653a4f2
      7 ---
      8  lib/Target/ARM/ARM.td           | 4 ++++
      9  lib/Target/ARM/ARMSubtarget.cpp | 1 +
     10  lib/Target/ARM/ARMSubtarget.h   | 3 +++
     11  3 files changed, 8 insertions(+)
     12 
     13 diff --git a/lib/Target/ARM/ARM.td b/lib/Target/ARM/ARM.td
     14 index 7916ccc..25385a6 100644
     15 --- a/lib/Target/ARM/ARM.td
     16 +++ b/lib/Target/ARM/ARM.td
     17 @@ -267,6 +267,10 @@ def FeatureAPCS  : SubtargetFeature<"apcs", "TargetABI", "ARM_ABI_APCS",
     18  def FeatureAAPCS : SubtargetFeature<"aapcs", "TargetABI", "ARM_ABI_AAPCS",
     19                                     "Use the AAPCS ABI">;
     20  
     21 +// RenderScript-specific support for 64-bit long types on all targets
     22 +def FeatureLong64 : SubtargetFeature<"long64", "UseLong64",
     23 +                                     "true",
     24 +                                     "long type is forced to be 64-bit">;
     25  
     26  class ProcNoItin<string Name, list<SubtargetFeature> Features>
     27   : Processor<Name, NoItineraries, Features>;
     28 diff --git a/lib/Target/ARM/ARMSubtarget.cpp b/lib/Target/ARM/ARMSubtarget.cpp
     29 index 5222c1b..73e2018 100644
     30 --- a/lib/Target/ARM/ARMSubtarget.cpp
     31 +++ b/lib/Target/ARM/ARMSubtarget.cpp
     32 @@ -139,6 +139,7 @@ void ARMSubtarget::initializeEnvironment() {
     33    Thumb2DSP = false;
     34    UseNaClTrap = false;
     35    UnsafeFPMath = false;
     36 +  UseLong64 = false;
     37  }
     38  
     39  void ARMSubtarget::resetSubtargetFeatures(const MachineFunction *MF) {
     40 diff --git a/lib/Target/ARM/ARMSubtarget.h b/lib/Target/ARM/ARMSubtarget.h
     41 index 804f238..3855419 100644
     42 --- a/lib/Target/ARM/ARMSubtarget.h
     43 +++ b/lib/Target/ARM/ARMSubtarget.h
     44 @@ -197,6 +197,9 @@ protected:
     45    /// NaCl TRAP instruction is generated instead of the regular TRAP.
     46    bool UseNaClTrap;
     47  
     48 +  /// Force long to be a 64-bit type (RenderScript-specific)
     49 +  bool UseLong64;
     50 +
     51    /// Target machine allowed unsafe FP math (such as use of NEON fp)
     52    bool UnsafeFPMath;
     53  
     54 -- 
     55 1.9.1.423.g4596e3a
     56 
     57