BR 2420167: jmp not always optimized

Begin by assuming short jumps are possible to prevent suboptimal convergence.

1 files changed, 5 insertions, 0 deletions

diff --git a/assemble.c b/assemble.c
index ad7ea70..748e62f 100644
--- a/assemble.c
+++ b/assemble.c
@@ -262,6 +262,11 @@ static bool jmp_match(int32_t segment, int64_t offset, int bits,
 	return false;
 
     isize = calcsize(segment, offset, bits, ins, code);
+
+    if (ins->oprs[0].segment == NO_SEG)
+        /* Be optimistic in pass 1 */
+        return true;
+
     if (ins->oprs[0].segment != segment)
         return false;