From 04bd438844482c907062583153a43a9e3b37dbb8 Mon Sep 17 00:00:00 2001
From: Jan Vorlicek <janvorli@microsoft.com>
Date: Wed, 6 Sep 2023 07:20:06 +0200
Subject: [PATCH] Fix x64 crossbuild on macOS arm64 (#91413)

 cpufeatures.h/.c uses TARGET_ ifdefs, but it should use HOST_ ifdefs
---
 src/native/minipal/cpufeatures.c | 40 ++++++++++++++++----------------
 src/native/minipal/cpufeatures.h |  8 +++----
 2 files changed, 24 insertions(+), 24 deletions(-)

diff --git a/src/native/minipal/cpufeatures.c b/src/native/minipal/cpufeatures.c
index af122d4fbb1c0..db7e7acf3b80e 100644
--- a/src/native/minipal/cpufeatures.c
+++ b/src/native/minipal/cpufeatures.c
@@ -8,11 +8,11 @@
 #include "cpufeatures.h"
 #include "cpuid.h"
 
-#if TARGET_WINDOWS
+#if HOST_WINDOWS
 
 #include <Windows.h>
 
-#else // TARGET_WINDOWS
+#else // HOST_WINDOWS
 
 #include "minipalconfig.h"
 
@@ -41,10 +41,10 @@
 #include <sys/sysctl.h>
 #endif
 
-#endif // !TARGET_WINDOWS
+#endif // !HOST_WINDOWS
 
-#if defined(TARGET_UNIX)
-#if defined(TARGET_X86) || defined(TARGET_AMD64)
+#if defined(HOST_UNIX)
+#if defined(HOST_X86) || defined(HOST_AMD64)
 
 static uint32_t xmmYmmStateSupport()
 {
@@ -64,7 +64,7 @@ static uint32_t xmmYmmStateSupport()
 
 static uint32_t avx512StateSupport()
 {
-#if defined(TARGET_APPLE)
+#if defined(HOST_APPLE)
     // MacOS has specialized behavior where it reports AVX512 support but doesnt
     // actually enable AVX512 until the first instruction is executed and does so
     // on a per thread basis. It does this by catching the faulting instruction and
@@ -98,11 +98,11 @@ static bool IsAvx512Enabled()
 {
     return true;
 }
-#endif // defined(TARGET_X86) || defined(TARGET_AMD64)
-#endif // TARGET_UNIX
+#endif // defined(HOST_X86) || defined(HOST_AMD64)
+#endif // HOST_UNIX
 
-#if defined(TARGET_WINDOWS)
-#if defined(TARGET_X86) || defined(TARGET_AMD64)
+#if defined(HOST_WINDOWS)
+#if defined(HOST_X86) || defined(HOST_AMD64)
 static uint32_t xmmYmmStateSupport()
 {
     // check OS has enabled both XMM and YMM state support
@@ -127,14 +127,14 @@ static bool IsAvx512Enabled()
     return ((FeatureMask & XSTATE_MASK_AVX512) != 0);
 }
 
-#endif // defined(TARGET_X86) || defined(TARGET_AMD64)
-#endif // TARGET_WINDOWS
+#endif // defined(HOST_X86) || defined(HOST_AMD64)
+#endif // HOST_WINDOWS
 
 int minipal_getcpufeatures(void)
 {
     int result = 0;
 
-#if defined(TARGET_X86) || defined(TARGET_AMD64)
+#if defined(HOST_X86) || defined(HOST_AMD64)
 
     int cpuidInfo[4];
 
@@ -318,10 +318,10 @@ int minipal_getcpufeatures(void)
         }
 
     }
-#endif // TARGET_X86 || TARGET_AMD64
+#endif // HOST_X86 || HOST_AMD64
 
-#if defined(TARGET_ARM64)
-#if defined(TARGET_UNIX)
+#if defined(HOST_ARM64)
+#if defined(HOST_UNIX)
 
 #if HAVE_AUXV_HWCAP_H
     unsigned long hwCap = getauxval(AT_HWCAP);
@@ -395,9 +395,9 @@ int minipal_getcpufeatures(void)
 
     result |= ARM64IntrinsicConstants_AdvSimd | ARM64IntrinsicConstants_VectorT128;
 #endif // HAVE_AUXV_HWCAP_H
-#endif // TARGET_UNIX
+#endif // HOST_UNIX
 
-#if defined(TARGET_WINDOWS)
+#if defined(HOST_WINDOWS)
     // FP and SIMD support are enabled by default
     result |= ARM64IntrinsicConstants_AdvSimd | ARM64IntrinsicConstants_VectorT128;
 
@@ -430,9 +430,9 @@ int minipal_getcpufeatures(void)
 
     // TODO: IsProcessorFeaturePresent doesn't support LRCPC2 yet.
 
-#endif // TARGET_WINDOWS
+#endif // HOST_WINDOWS
 
-#endif // TARGET_ARM64
+#endif // HOST_ARM64
 
     return result;
 }
diff --git a/src/native/minipal/cpufeatures.h b/src/native/minipal/cpufeatures.h
index ead191f2921d9..d0f615d293d59 100644
--- a/src/native/minipal/cpufeatures.h
+++ b/src/native/minipal/cpufeatures.h
@@ -8,7 +8,7 @@
 // Should match the constants defined in the compiler in HardwareIntrinsicHelpers.cs
 //
 
-#if defined(TARGET_X86) || defined(TARGET_AMD64)
+#if defined(HOST_X86) || defined(HOST_AMD64)
 enum XArchIntrinsicConstants
 {
     XArchIntrinsicConstants_Aes = 0x0001,
@@ -41,9 +41,9 @@ enum XArchIntrinsicConstants
     XArchIntrinsicConstants_VectorT256 = 0x8000000,
     XArchIntrinsicConstants_VectorT512 = 0x10000000,
 };
-#endif // TARGET_X86 || TARGET_AMD64
+#endif // HOST_X86 || HOST_AMD64
 
-#if defined(TARGET_ARM64)
+#if defined(HOST_ARM64)
 enum ARM64IntrinsicConstants
 {
     ARM64IntrinsicConstants_AdvSimd = 0x0001,
@@ -65,7 +65,7 @@ enum ARM64IntrinsicConstants
 #define ARM64_ATOMICS_FEATURE_FLAG_BIT 7
 static_assert((1 << ARM64_ATOMICS_FEATURE_FLAG_BIT) == ARM64IntrinsicConstants_Atomics, "ARM64_ATOMICS_FEATURE_FLAG_BIT must match with ARM64IntrinsicConstants_Atomics");
 
-#endif // TARGET_ARM64
+#endif // HOST_ARM64
 
 #ifdef __cplusplus
 extern "C"