Do not emit cld in the CopyB prologue. The ABI mandates that DF is cleared, so do...

[r22599]

diff --git a/ir/be/ia32/ia32_emitter.c b/ir/be/ia32/ia32_emitter.c
index af53e41..9cbde33 100644 (file)
--- a/ir/be/ia32/ia32_emitter.c
+++ b/ir/be/ia32/ia32_emitter.c
@@ -1370,9 +1370,6 @@ static void emit_ia32_Asm(const ir_node *node)
  */
 static void emit_CopyB_prolog(unsigned size)
 {
-       be_emit_cstring("\tcld");
-       be_emit_finish_line_gas(NULL);
-
        if (size & 1) {
                be_emit_cstring("\tmovsb");
                be_emit_finish_line_gas(NULL);