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authorAdam Langley <agl@google.com>2015-09-24 10:57:52 -0700
committerAdam Langley <agl@google.com>2015-09-24 11:04:03 -0700
commit1e4884f615b20946411a74e41eb9c6aa65e2d5f3 (patch)
treedd743d9d64af3145fe96b8d5fc2f3427544794bd /src/include/openssl/cpu.h
parent08656b61d075740bfb24ddcce65223146259fc02 (diff)
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external/boringssl: sync with upstream.
This change imports the current version of BoringSSL. The only local change now is that |BORINGSSL_201509| is defined in base.h. This allows this change to be made without (hopefully) breaking the build. This change will need https://android-review.googlesource.com/172744 to be landed afterwards to update a test. Change-Id: I6d1f463f7785a2423bd846305af91c973c326104
Diffstat (limited to 'src/include/openssl/cpu.h')
-rw-r--r--src/include/openssl/cpu.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/include/openssl/cpu.h b/src/include/openssl/cpu.h
index 83ec473..981d246 100644
--- a/src/include/openssl/cpu.h
+++ b/src/include/openssl/cpu.h
@@ -77,11 +77,16 @@ extern "C" {
*
* Index 0:
* EDX for CPUID where EAX = 1
+ * Bit 20 is always zero
+ * Bit 28 is adjusted to reflect whether the data cache is shared between
+ * multiple logical cores
* Bit 30 is used to indicate an Intel CPU
* Index 1:
* ECX for CPUID where EAX = 1
+ * Bit 11 is used to indicate AMD XOP support, not SDBG
* Index 2:
* EBX for CPUID where EAX = 7
+ * Index 3 is set to zero.
*
* Note: the CPUID bits are pre-adjusted for the OSXSAVE bit and the YMM and XMM
* bits in XCR0, so it is not necessary to check those. */