llvm-mirror/2010-01-13-MemBarrier.c at 3cda8bc78ef1e15f16dd8d4808c64be4e222d61b - llvm-mirror - Git.je (Gitea)

RPCS3/llvm-mirror

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Duncan Sands 020f241883 Remove explicit uses of -emit-llvm, the test infrastructure adds it

automatically.  Use -S with llvm-gcc rather than -c, so tests can
work when llvm-gcc is really dragonegg (which can output IR with -S
but not -c).

llvm-svn: 120158

2010-11-25 21:24:35 +00:00

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 // RUN: %llvmgcc %s -S -o - | FileCheck %s
 // XFAIL: sparc
 // rdar://7536390
 unsigned t(unsigned *ptr, unsigned val) {
   // CHECK:      @t
   // CHECK:      call void @llvm.memory.barrier
   // CHECK-NEXT: call i32 @llvm.atomic.swap.i32
   // CHECK-NEXT: call void @llvm.memory.barrier
   return __sync_lock_test_and_set(ptr, val);
 }