From a95e4c57c61b791fdcb17922735f8681af201b03 Mon Sep 17 00:00:00 2001

From: rogerman <rogerman@users.noreply.github.com>

Date: Sun, 19 Jun 2022 20:36:50 -0700

Subject: [PATCH] Remove AltiVec compiling for ppcle and ppc64le architectures,

 since our AltiVec code only works on big-endian systems anyways. Fixes #550.

---

 desmume/src/types.h | 5 ++++-

 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/desmume/src/types.h b/desmume/src/types.h

index 0fe31b347..5d5ac50af 100644

--- a/desmume/src/types.h

+++ b/desmume/src/types.h

@@ -53,7 +53,10 @@

 #endif

 #ifdef __GNUC__

-	#ifdef __ALTIVEC__

+// Our AltiVec code assumes that its being run on a big-endian system. While

+// the ppcle and ppc64le architectures do exist, our AltiVec code does not

+// support little-endian right now.

+	#if defined(__ALTIVEC__) && defined(MSB_FIRST) && (MSB_FIRST > 0)

 		#define ENABLE_ALTIVEC

 	#endif