Add missing ARM-Cortex uarchs (#335)

* Add A720, 725 and X4 identifiers

* Add the X4 successor as well

* Add enumerators

Author: tonybaloney

include/cpuinfo.h

@@ -510,6 +510,8 @@ enum cpuinfo_uarch {
 	cpuinfo_uarch_cortex_x3 = 0x00300503,
 	/** ARM Cortex-X4. */
 	cpuinfo_uarch_cortex_x4 = 0x00300504,
+	/** ARM Cortex-X925. */
+	cpuinfo_uarch_cortex_x925 = 0x00300505,
 
 	/** ARM Cortex-A510. */
 	cpuinfo_uarch_cortex_a510 = 0x00300551,
@@ -521,6 +523,8 @@ enum cpuinfo_uarch {
 	cpuinfo_uarch_cortex_a715 = 0x00300572,
 	/** ARM Cortex-A720. */
 	cpuinfo_uarch_cortex_a720 = 0x00300573,
+	/** ARM Cortex-A725. */
+	cpuinfo_uarch_cortex_a725 = 0x00300574,
 
 	/** Qualcomm Scorpion. */
 	cpuinfo_uarch_scorpion = 0x00400100,

src/arm/uarch.c

@@ -125,6 +125,18 @@ void cpuinfo_arm_decode_vendor_uarch(
 				case 0xD4F: /* Neoverse V2 */
 					*uarch = cpuinfo_uarch_neoverse_v2;
 					break;
+				case 0xD81: /* Cortex-A720 */
+					*uarch = cpuinfo_uarch_cortex_a720;
+					break;
+				case 0xD82: /* Cortex-X4 */
+					*uarch = cpuinfo_uarch_cortex_x4;
+					break;
+				case 0xD85: /* Cortex-X925 */
+					*uarch = cpuinfo_uarch_cortex_x925;
+					break;
+				case 0xD87: /* Cortex-A725 */
+					*uarch = cpuinfo_uarch_cortex_a725;
+					break;
 				default:
 					switch (midr_get_part(midr) >> 8) {
 #if CPUINFO_ARCH_ARM

tools/cpu-info.c

@@ -206,12 +206,20 @@ static const char* uarch_to_string(enum cpuinfo_uarch uarch) {
 			return "Cortex-A710";
 		case cpuinfo_uarch_cortex_a715:
 			return "Cortex-A715";
+		case cpuinfo_uarch_cortex_a720:
+			return "Cortex-A720";
+		case cpuinfo_uarch_cortex_a725:
+			return "Cortex-A725";
 		case cpuinfo_uarch_cortex_x1:
 			return "Cortex-X1";
 		case cpuinfo_uarch_cortex_x2:
 			return "Cortex-X2";
 		case cpuinfo_uarch_cortex_x3:
 			return "Cortex-X3";
+		case cpuinfo_uarch_cortex_x4:
+			return "Cortex-X4";
+		case cpuinfo_uarch_cortex_x925:
+			return "Cortex-X925";
 		case cpuinfo_uarch_neoverse_n1:
 			return "Neoverse N1";
 		case cpuinfo_uarch_neoverse_e1: