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| author | Bob Wilson <bob.wilson@apple.com> | 2010-09-28 04:09:35 +0000 |
|---|---|---|
| committer | Bob Wilson <bob.wilson@apple.com> | 2010-09-28 04:09:35 +0000 |
| commit | 60b668c67a68ae36db5a8f1676c4baa8babfa294 (patch) | |
| tree | 9d94b1f01c2c6466f8cfb98c547cbab054c1d033 /lib/Target/ARM/ARMSubtarget.h | |
| parent | 72b926bb743135098e1727804c3750279e63b37e (diff) | |
| download | external_llvm-60b668c67a68ae36db5a8f1676c4baa8babfa294.zip external_llvm-60b668c67a68ae36db5a8f1676c4baa8babfa294.tar.gz external_llvm-60b668c67a68ae36db5a8f1676c4baa8babfa294.tar.bz2 | |
Add a command line option "-arm-strict-align" to disallow unaligned memory
accesses for ARM targets that would otherwise allow it. Radar 8465431.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114941 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMSubtarget.h')
| -rw-r--r-- | lib/Target/ARM/ARMSubtarget.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMSubtarget.h b/lib/Target/ARM/ARMSubtarget.h index 605d81a..3d9f40b 100644 --- a/lib/Target/ARM/ARMSubtarget.h +++ b/lib/Target/ARM/ARMSubtarget.h @@ -106,6 +106,11 @@ protected: /// precision. bool FPOnlySP; + /// AllowsUnalignedMem - If true, the subtarget allows unaligned memory + /// accesses for some types. For details, see + /// ARMTargetLowering::allowsUnalignedMemoryAccesses(). + bool AllowsUnalignedMem; + /// 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; @@ -185,6 +190,8 @@ protected: bool useMovt() const { return UseMovt && hasV6T2Ops(); } + bool allowsUnalignedMem() const { return AllowsUnalignedMem; } + const std::string & getCPUString() const { return CPUString; } /// enablePostRAScheduler - True at 'More' optimization. |