ARM64: Add big-endian support.

Contributed by Djordje Kovacevic and Stefan Pejic from RT-RK.com.
Sponsored by Cisco Systems, Inc.

1 files changed, 6 insertions, 2 deletions

diff --git a/src/host/buildvm_asm.c b/src/host/buildvm_asm.c
index addf281f..1a633602 100644
--- a/src/host/buildvm_asm.c
+++ b/src/host/buildvm_asm.c
@@ -93,10 +93,14 @@ static void emit_asm_words(BuildCtx *ctx, uint8_t *p, int n)
 {
   int i;
   for (i = 0; i < n; i += 4) {
+    uint32_t ins = *(uint32_t *)(p+i);
+#if LJ_TARGET_ARM64 && LJ_BE
+    ins = lj_bswap(ins);  /* ARM64 instructions are always little-endian. */
+#endif
     if ((i & 15) == 0)
-      fprintf(ctx->fp, "\t.long 0x%08x", *(uint32_t *)(p+i));
+      fprintf(ctx->fp, "\t.long 0x%08x", ins);
     else
-      fprintf(ctx->fp, ",0x%08x", *(uint32_t *)(p+i));
+      fprintf(ctx->fp, ",0x%08x", ins);
     if ((i & 15) == 12) putc('\n', ctx->fp);
   }
   if ((n & 15) != 0) putc('\n', ctx->fp);