From 44a20349e3d07af9b1e65f261be2ed150e86b11e Mon Sep 17 00:00:00 2001
From: ptitSeb <sebastien.chev@gmail.com>
Date: Sun, 20 Mar 2022 15:26:07 +0100
Subject: Added M1/Asahi support

---
 CMakeLists.txt  | 7 ++++++-
 src/custommem.c | 2 +-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 75ece70a..658f0cff 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,6 +12,7 @@ option(ODROIDN2 "Set to ON if targeting an Odroid-N2 device" ${ODROIDN2})
 option(TEGRAX1 "Set to ON if targeting an Tegra X1 based device" ${TEGRAX1})
 option(PHYTIUM "Set to ON if targeting an Phytium (D2000 or FT2000/4) based device" ${PHYTIUM})
 option(SD845 "Set to ON if targeting a Snapragon 845 based device" ${SD845})
+option(M1 "Set to ON if targeting a AppleM1 running on Asahi computer" ${M1})
 option(LARCH64 "Set to ON if targeting an Loongarch64 based device" ${LARCH64})
 option(RV64 "Set to ON if targeting an RISCV RV64G based device" ${RV64})
 option(PPC64LE "Set to ON if targeting an PowerPC 64 LE based device" ${PPC64LE})
@@ -35,7 +36,7 @@ if(PPC64LE)
     set(NOALIGN OFF CACHE BOOL "")
     set(ARM_DYNAREC OFF CACHE BOOL "")
 endif()
-if(RK3399 OR ODROIDN2 OR RPI4ARM64 OR RK3326 OR TEGRAX1 OR PHYTIUM OR SD845 OR LX2160A)
+if(RK3399 OR ODROIDN2 OR RPI4ARM64 OR RK3326 OR TEGRAX1 OR PHYTIUM OR SD845 OR LX2160A OR M1)
     set(LD80BITS OFF CACHE BOOL "")
     set(NOALIGN OFF CACHE BOOL "")
     set(ARM_DYNAREC ON CACHE BOOL "")
@@ -100,6 +101,10 @@ elseif(SD845)
     add_definitions(-DSD845)
     add_definitions(-pipe -march=armv8.2-a+simd+crypto -mtune=cortex-a75.cortex-a55)
     set(CMAKE_ASM_FLAGS  "-pipe -march=armv8.2-a+simd+crypto -mtune=cortex-a75.cortex-a55")
+elseif(M1)
+    add_definitions(-DM1)
+    add_definitions(-pipe -march=armv8.5-a+simd+crypto)
+    set(CMAKE_ASM_FLAGS  "-pipe -march=armv8.5-a+simd+crypto")
 elseif(LARCH64)
     add_definitions(-DLA464)
     add_definitions(-pipe -march=loongarch64)
diff --git a/src/custommem.c b/src/custommem.c
index 60336ecd..ede78b6f 100644
--- a/src/custommem.c
+++ b/src/custommem.c
@@ -42,7 +42,7 @@ static uintptr_t*          box64_jmptbldefault1[1<<JMPTABL_SHIFT];
 static uintptr_t           box64_jmptbldefault0[1<<JMPTABL_SHIFT];
 #endif
 static pthread_mutex_t     mutex_prot;
-#ifdef LA464
+#if defined(LA464) || defined(M1)
 #define MEMPROT_SHIFT 14
 #define MEMPROT_SHIFT2 (16+14)
 #else
-- 
cgit 1.4.1