Evan Cheng
e1f0859789
Fix test and re-enable it.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110829 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-11 17:25:51 +00:00
Dan Gohman
f63fed141e
Temporarily disable some failing tests, until they can be
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properly investigated.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110808 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-11 15:09:00 +00:00
Evan Cheng
d6b4632256
Add ARM Archv6M and let it implies FeatureDB (having dmb, etc.)
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110795 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-11 06:51:54 +00:00
Evan Cheng
c7569ed4e4
Add Cortex-M0 support. It's a ARMv6m device (no ARM mode) with some 32-bit
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instructions: dmb, dsb, isb, msr, and mrs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110786 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-11 06:30:38 +00:00
Evan Cheng
11db068721
- Add subtarget feature -mattr=+db which determine whether an ARM cpu has the
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memory and synchronization barrier dmb and dsb instructions.
- Change instruction names to something more sensible (matching name of actual
instructions).
- Added tests for memory barrier codegen.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110785 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-11 06:22:01 +00:00
