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1 parent 901405e commit d8a9d59Copy full SHA for d8a9d59
source/arch/intel/cpuid.c
@@ -116,8 +116,8 @@ static bool s_has_bmi2(void) {
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static bool s_has_vpclmulqdq(void) {
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uint32_t abcd[4];
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/* Check VPCLMULQDQ:
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- * CPUID.(EAX=07H, ECX=0H):ECX.VPCLMULQDQ[bit 20]==1 */
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- uint32_t vpclmulqdq_mask = (1 << 20);
+ * CPUID.(EAX=07H, ECX=0H):ECX.VPCLMULQDQ[bit 10]==1 */
+ uint32_t vpclmulqdq_mask = (1 << 10);
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aws_run_cpuid(7, 0, abcd);
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if ((abcd[2] & vpclmulqdq_mask) != vpclmulqdq_mask) {
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return false;
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