[mono][llvm] Enable the cold calling conv on osx/linux. (#83519)

diff --git a/src/mono/mono/mini/mini-llvm.c b/src/mono/mono/mini/mini-llvm.c
index 7371ca2..7271389 100644 (file)
--- a/src/mono/mono/mini/mini-llvm.c
+++ b/src/mono/mono/mini/mini-llvm.c
@@ -1220,6 +1220,12 @@ simd_op_to_llvm_type (int opcode)
 #endif
 }
 
+#if defined(TARGET_OSX) || defined(TARGET_LINUX)
+#define COLD_CCONV_SUPPORTED 1
+#elif !defined(TARGET_WATCHOS) && !defined(TARGET_ARM) && !defined(TARGET_ARM64)
+#define COLD_CCONV_SUPPORTED 1
+#endif
+
 static void
 set_cold_cconv (LLVMValueRef func)
 {
@@ -1227,7 +1233,7 @@ set_cold_cconv (LLVMValueRef func)
         * xcode10 (watchOS) and ARM/ARM64 doesn't seem to support preserveall, it fails with:
         * fatal error: error in backend: Unsupported calling convention
         */
-#if !defined(TARGET_WATCHOS) && !defined(TARGET_ARM) && !defined(TARGET_ARM64)
+#ifdef COLD_CCONV_SUPPORTED
        LLVMSetFunctionCallConv (func, LLVMColdCallConv);
 #endif
 }
@@ -1235,7 +1241,7 @@ set_cold_cconv (LLVMValueRef func)
 static void
 set_call_cold_cconv (LLVMValueRef func)
 {
-#if !defined(TARGET_WATCHOS) && !defined(TARGET_ARM) && !defined(TARGET_ARM64)
+#ifdef COLD_CCONV_SUPPORTED
        LLVMSetInstructionCallConv (func, LLVMColdCallConv);
 #endif
 }