2011-10-19 15:48:45 +00:00
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diff -up tbb40_20110809oss/include/tbb/machine/linux_ia32.h\~ tbb40_20110809oss/include/tbb/machine/linux_ia32.h
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--- tbb40_20110809oss/include/tbb/machine/linux_ia32.h~ 2011-08-24 15:51:56.000000000 +0200
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+++ tbb40_20110809oss/include/tbb/machine/linux_ia32.h 2011-10-18 15:04:01.994271994 +0200
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@@ -42,7 +42,14 @@
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#define __TBB_control_consistency_helper() __TBB_compiler_fence()
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2011-07-26 14:41:37 +00:00
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#define __TBB_acquire_consistency_helper() __TBB_compiler_fence()
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#define __TBB_release_consistency_helper() __TBB_compiler_fence()
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-#define __TBB_full_memory_fence() __asm__ __volatile__("mfence": : :"memory")
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2011-07-26 15:22:46 +00:00
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+#define __TBB_full_memory_fence() __TBB_full_memory_fence_imp
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+inline void __TBB_full_memory_fence_imp() {
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2011-07-26 14:41:37 +00:00
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+ int tmp;
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+ __asm__ __volatile__("xchg %0,%0"
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+ : "=r"(tmp)
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+ : "r"(tmp)
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+ : "memory");
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+}
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#if __TBB_ICC_ASM_VOLATILE_BROKEN
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#define __TBB_VOLATILE
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2011-10-19 15:48:45 +00:00
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Diff finished. Tue Oct 18 15:04:09 2011
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