diff options
| author | Bob Wilson <bob.wilson@apple.com> | 2010-10-12 16:22:47 +0000 |
|---|---|---|
| committer | Bob Wilson <bob.wilson@apple.com> | 2010-10-12 16:22:47 +0000 |
| commit | 77f42b52781b6923924a93b8ab338d183887a592 (patch) | |
| tree | ea76c3d5ca1c77836b14ee0ca644a8b772c09f98 /lib/Target/ARM/ARMSubtarget.h | |
| parent | 15418779419923dc9222cd804d409c1878b5e3b1 (diff) | |
| download | llvm-77f42b52781b6923924a93b8ab338d183887a592.tar.gz llvm-77f42b52781b6923924a93b8ab338d183887a592.tar.bz2 llvm-77f42b52781b6923924a93b8ab338d183887a592.tar.xz | |
PR8359: The ARM backend may end up allocating registers D16 to D31 when
"-mattr=+vfp3" is specified. However, this will not work for hardware that
only supports 16 registers. Add a new flag to support -"mattr=+vfp3,+d16".
Patch by Jan Voung!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116310 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMSubtarget.h')
| -rw-r--r-- | lib/Target/ARM/ARMSubtarget.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMSubtarget.h b/lib/Target/ARM/ARMSubtarget.h index a946d3d3c8..ca9921eba1 100644 --- a/lib/Target/ARM/ARMSubtarget.h +++ b/lib/Target/ARM/ARMSubtarget.h @@ -87,6 +87,10 @@ protected: /// only so far) bool HasFP16; + /// HasD16 - True if subtarget is limited to 16 double precision + /// FP registers for VFPv3. + bool HasD16; + /// HasHardwareDivide - True if subtarget supports [su]div bool HasHardwareDivide; @@ -174,6 +178,7 @@ protected: bool prefers32BitThumb() const { return Pref32BitThumb; } bool hasFP16() const { return HasFP16; } + bool hasD16() const { return HasD16; } bool isTargetDarwin() const { return TargetType == isDarwin; } bool isTargetELF() const { return TargetType == isELF; } |