< prev index next >

src/cpu/x86/vm/vm_version_x86.cpp

Print this page
rev 10837 : SHA256-AVX2

*** 729,748 **** if (!FLAG_IS_DEFAULT(UseGHASHIntrinsics)) warning("GHASH intrinsic requires CLMUL and SSE2 instructions on this CPU"); FLAG_SET_DEFAULT(UseGHASHIntrinsics, false); } ! if (supports_sha()) { if (FLAG_IS_DEFAULT(UseSHA)) { UseSHA = true; } } else if (UseSHA) { warning("SHA instructions are not available on this CPU"); FLAG_SET_DEFAULT(UseSHA, false); } ! if (UseSHA) { if (FLAG_IS_DEFAULT(UseSHA1Intrinsics)) { FLAG_SET_DEFAULT(UseSHA1Intrinsics, true); } } else if (UseSHA1Intrinsics) { warning("Intrinsics for SHA-1 crypto hash functions not available on this CPU."); --- 729,748 ---- if (!FLAG_IS_DEFAULT(UseGHASHIntrinsics)) warning("GHASH intrinsic requires CLMUL and SSE2 instructions on this CPU"); FLAG_SET_DEFAULT(UseGHASHIntrinsics, false); } ! if (supports_sha() LP64_ONLY(|| supports_avx2())) { if (FLAG_IS_DEFAULT(UseSHA)) { UseSHA = true; } } else if (UseSHA) { warning("SHA instructions are not available on this CPU"); FLAG_SET_DEFAULT(UseSHA, false); } ! if (supports_sha() && UseSHA) { if (FLAG_IS_DEFAULT(UseSHA1Intrinsics)) { FLAG_SET_DEFAULT(UseSHA1Intrinsics, true); } } else if (UseSHA1Intrinsics) { warning("Intrinsics for SHA-1 crypto hash functions not available on this CPU.");
< prev index next >