From f023548d2f34f067e8980bf85513486daf769af9 Mon Sep 17 00:00:00 2001
From: GH Cao <driver1998.ms@outlook.com>
Date: Fri, 13 Jan 2023 01:04:42 +0800
Subject: [PATCH] gallium: Add MCJIT target triplet for Windows ARM64

MCJIT on Windows requires a special LLVM target triplet with ELF object
format, add one for Windows ARM64.

Tested locally on real hardware.

Signed-off-by: GH Cao <driver1998.ms@outlook.com>
Acked-by: Roland Scheidegger <sroland@vmware.com>
Acked-by: Yonggang Luo <luoyonggang@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20675>
---
 src/gallium/auxiliary/gallivm/lp_bld_misc.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp b/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp
index 2eb89d42e36..334c1353039 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp
+++ b/src/gallium/auxiliary/gallivm/lp_bld_misc.cpp
@@ -374,10 +374,14 @@ lp_build_create_jit_compiler_for_module(LLVMExecutionEngineRef *OutJIT,
      * different strings for MinGW/MSVC, so better play it safe and be
      * explicit.
      */
-#  ifdef _WIN64
+#  if DETECT_ARCH_X86_64
     LLVMSetTarget(M, "x86_64-pc-win32-elf");
-#  else
+#  elif DETECT_ARCH_X86
     LLVMSetTarget(M, "i686-pc-win32-elf");
+#  elif DETECT_ARCH_AARCH64
+    LLVMSetTarget(M, "aarch64-pc-win32-elf");
+#  else
+#    error Unsupported architecture for MCJIT on Windows.
 #  endif
 #endif