Add a define for HWCAP_CPUID on platforms that are missing it

PiperOrigin-RevId: 494749165 Change-Id: I8d855be9c508a9fdfb5f60e87471c0947057ecc9

Add a define for HWCAP_CPUID on platforms that are missing it
PiperOrigin-RevId: 494749165 Change-Id: I8d855be9c508a9fdfb5f60e87471c0947057ecc9
b23ae860 · Derek Mauro · Copybara-Service · ff5644bb · b23ae860
Commit b23ae860 authored Dec 12, 2022 by Derek Mauro Committed by Copybara-Service Dec 12, 2022
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absl/crc/internal/cpu_detect.cc
+4 -0

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--- a/absl/crc/internal/cpu_detect.cc
+++ b/absl/crc/internal/cpu_detect.cc
@@ -211,6 +211,10 @@ bool SupportsArmCRC32PMULL() { return false; }

 #elif defined(__aarch64__) && defined(__linux__)

+#ifndef HWCAP_CPUID
+#define HWCAP_CPUID (1 << 11)
+#endif
+
 #define ABSL_INTERNAL_AARCH64_ID_REG_READ(id, val) \
  asm("mrs %0, " #id : "=r"(val))