Mercurial > hg > graal-jvmci-8
diff src/cpu/x86/vm/vm_version_x86.hpp @ 3854:1af104d6cf99
7079329: Adjust allocation prefetching for T4
Summary: on T4 2 BIS instructions should be issued to prefetch 64 bytes
Reviewed-by: iveresov, phh, twisti
author | kvn |
---|---|
date | Tue, 16 Aug 2011 16:59:46 -0700 |
parents | 6ae7a1561b53 |
children | 9f12ede5571a |
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--- a/src/cpu/x86/vm/vm_version_x86.hpp Tue Aug 16 11:53:57 2011 -0700 +++ b/src/cpu/x86/vm/vm_version_x86.hpp Tue Aug 16 16:59:46 2011 -0700 @@ -419,7 +419,7 @@ return result; } - static intx L1_data_cache_line_size() { + static intx prefetch_data_size() { intx result = 0; if (is_intel()) { result = (_cpuid_info.dcp_cpuid4_ebx.bits.L1_line_size + 1);