af60f962cd
* intel-tbb: Add variant `tm` to disable transactional memory. Some AMD or very old Intel systems don't support transactional memory. This commit adds a variant `tm` that defaults to `True`, but can be switched off to allow running on those systems.
16 lines
570 B
Diff
16 lines
570 B
Diff
Disable transactional memory. This is needed for some AMD or very old
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Intel systems. See issue #6090.
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diff -Naurb tbb-2018_U4.orig/include/tbb/tbb_config.h tbb-2018_U4/include/tbb/tbb_config.h
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--- tbb-2018_U4.orig/include/tbb/tbb_config.h 2018-05-30 07:35:25.000000000 -0500
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+++ tbb-2018_U4/include/tbb/tbb_config.h 2018-07-24 16:26:11.662673434 -0500
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@@ -98,7 +98,7 @@
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#define __TBB_DEFINE_MIC 1
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#endif
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-#define __TBB_TSX_AVAILABLE ((__TBB_x86_32 || __TBB_x86_64) && !__TBB_DEFINE_MIC)
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+#define __TBB_TSX_AVAILABLE 0
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/** Presence of compiler features **/
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