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| author | Bob Wilson <bob.wilson@apple.com> | 2010-11-09 22:50:44 +0000 |
|---|---|---|
| committer | Bob Wilson <bob.wilson@apple.com> | 2010-11-09 22:50:44 +0000 |
| commit | 193722ebc8734b7a3556a8e111d58987a749bf48 (patch) | |
| tree | 9b356591ca60cc76f63557998fcbbb19c56ef0d2 /llvm/test | |
| parent | 4b496bc35a54861139badcfc0fc0ee8bab134072 (diff) | |
| download | bcm5719-llvm-193722ebc8734b7a3556a8e111d58987a749bf48.tar.gz bcm5719-llvm-193722ebc8734b7a3556a8e111d58987a749bf48.zip | |
Do not use MEMBARRIER_MCR for any Thumb code.
It is only supported for ARM code. Normally Thumb2 code would use DMB instead,
but depending on how the compiler is invoked (e.g., -mattr=-db) that might be
disabled. This prevents a "cannot select MEMBARRIER_MCR" error in that
situation. Radar 8644195
llvm-svn: 118642
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/Thumb/barrier.ll | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/Thumb/barrier.ll b/llvm/test/CodeGen/Thumb/barrier.ll index cab658e79a1..419c3baa3da 100644 --- a/llvm/test/CodeGen/Thumb/barrier.ll +++ b/llvm/test/CodeGen/Thumb/barrier.ll @@ -1,4 +1,5 @@ ; RUN: llc < %s -mtriple=thumbv6-apple-darwin | FileCheck %s -check-prefix=V6 +; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mattr=-db | FileCheck %s -check-prefix=V6 ; RUN: llc < %s -march=thumb -mattr=+v6m | FileCheck %s -check-prefix=V6M declare void @llvm.memory.barrier(i1 , i1 , i1 , i1 , i1) |
