File aarch64-fix-detection.patch of Package devilutionx

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File aarch64-fix-detection.patch of Package devilutionx

From 2bee330b1506e7964b45762e47e5fdcf4ceb5952 Mon Sep 17 00:00:00 2001
From: Alexander Arlt <alexander.arlt@arlt-labs.com>
Date: Fri, 25 Mar 2022 18:33:56 -0500
Subject: [PATCH] cmake: add arch detection.

---
 CMakeLists.txt | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index be00ded3..1aa2098e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -56,6 +56,53 @@ if(BUILD_WIN32
     set(BUILD_WIN TRUE)
 endif()
 
+SET(ZT_ARCHITECTURE 999)
+IF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "x86_64" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "amd64")
+    SET(ZT_ARCHITECTURE 2)
+    SET(ZT_USE_X64_ASM_SALSA 1)
+    SET(ZT_USE_X64_ASM_ED25519 1)
+    SET(ZT_SSO_SUPPORTED 1)
+    SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse -msse2")
+    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse -msse2")
+ELSEIF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "powerpc64le")
+    SET(ZT_ARCHITECTURE 8)
+    ADD_DEFINITIONS(-DZT_NO_TYPE_PUNNING)
+ELSEIF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "powerpc")
+    SET(ZT_ARCHITECTURE 8)
+    ADD_DEFINITIONS(-DZT_NO_TYPE_PUNNING -DZT_NO_CAPABILITIES)
+ELSEIF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "ppc64el")
+    SET(ZT_ARCHITECTURE 8)
+ELSEIF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "e2k")
+    SET(ZT_ARCHITECTURE 2)
+ELSEIF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "i386" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "i486" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "i586" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "i686")
+    SET(ZT_ARCHITECTURE 1)
+    SET(ZT_SSO_SUPPORTED 1)
+ELSEIF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "arm" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "armel" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "armhf" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "armv6" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "armv6l" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "armv6zk" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "armv7" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "armv7l" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "armv7hl" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "armv7ve")
+    SET(ZT_ARCHITECTURE 3)
+    SET(ZT_USE_ARM32_NEON_ASM_CRYPTO 1)
+    ADD_DEFINITIONS(-DZT_NO_TYPE_PUNNING)
+ELSEIF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "arm64" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "aarch64")
+    SET(ZT_ARCHITECTURE 4)
+    SET(ZT_SSO_SUPPORTED 1)
+    ADD_DEFINITIONS(-DZT_NO_TYPE_PUNNING -DZT_ARCH_ARM_HAS_NEON -march=armv8-a+crypto -mtune=generic -mstrict-align)
+ELSEIF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "mipsel" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "mips")
+    SET(ZT_ARCHITECTURE 5)
+    ADD_DEFINITIONS(-DZT_NO_TYPE_PUNNING)
+ELSEIF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "mips64" OR ${CMAKE_SYSTEM_PROCESSOR} MATCHES "mips64el")
+    SET(ZT_ARCHITECTURE 6)
+    ADD_DEFINITIONS(-DZT_NO_TYPE_PUNNING)
+ELSEIF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "s390x")
+    SET(ZT_ARCHITECTURE 16)
+ELSEIF (${CMAKE_SYSTEM_PROCESSOR} MATCHES "riscv64")
+    SET(ZT_ARCHITECTURE 0)
+ENDIF ()
+
+IF (${ZT_ARCHITECTURE} EQUAL 999)
+    message(FATAL_ERROR "FATAL: architecture could not be determined by CMake: ${CMAKE_SYSTEM_PROCESSOR}")
+else()
+    message(STATUS "Detected architecture: ${CMAKE_SYSTEM_PROCESSOR}")
+ENDIF()
+
 # Linux
 # if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")

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File aarch64-fix-detection.patch of Package devilutionx

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