Port standard/crc32 for windows arm64

We also add arm64 support for php_get_windows_cpu().

Closes GH-7703.

Author: dixyes

NEWS

@@ -54,6 +54,9 @@ PHP                                                                        NEWS
     for the random_bytes. (Cristian Rodriguez)
   . Uses CCRandomGenerateBytes instead of arc4random_buf on macOs. (David Carlier).
 
+- Windows:
+  . Added preliminary support for (cross-)building for ARM64. (Yun Dou)
+
 07 Jul 2022, PHP 8.2.0alpha3
 
 - Core:

UPGRADING

@@ -475,6 +475,8 @@ PHP 8.2 UPGRADE NOTES
 - Core:
   . Windows specific error messages are no longer localized, but instead in
     English to better match PHP error messages.
+  . Preliminary and highly experimental support for building on ARM64 has been
+    added.
 
 - OCI8:
   . Since building against Oracle Client 10g is no longer supported anyway,

ext/standard/crc32.c

@@ -20,7 +20,9 @@
 #include "crc32_x86.h"
 
 #ifdef HAVE_AARCH64_CRC32
+#ifndef PHP_WIN32
 # include <arm_acle.h>
+#endif
 # if defined(__linux__)
 #  include <sys/auxv.h>
 #  include <asm/hwcap.h>
@@ -53,6 +55,9 @@ static inline int has_crc32_insn() {
 	if (sysctlbyname("hw.optional.armv8_crc32", &res, &reslen, NULL, 0) < 0)
 		res = 0;
 	return res;
+# elif defined(WIN32)
+	res = (int)IsProcessorFeaturePresent(PF_ARM_V8_CRC32_INSTRUCTIONS_AVAILABLE);
+	return res;
 # else
 	res = 0;
 	return res;

ext/standard/info.c

@@ -647,6 +647,11 @@ void php_get_windows_cpu(char *buf, int bufsize)
 		case PROCESSOR_ARCHITECTURE_AMD64 :
 			snprintf(buf, bufsize, "AMD64");
 			break;
+#endif
+#if defined(PROCESSOR_ARCHITECTURE_ARM64)
+		case PROCESSOR_ARCHITECTURE_ARM64 :
+			snprintf(buf, bufsize, "ARM64");
+			break;
 #endif
 		case PROCESSOR_ARCHITECTURE_UNKNOWN :
 		default: