From: Matthias Braun <matze@braunis.de>
Date: Tue, 29 Aug 2006 13:05:32 +0000 (+0000)
Subject: fix fucompp emitter when no register is needed
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=eee248543bd61ec5c3f6aaaa23b9b0cff042fb71;p=libfirm

fix fucompp emitter when no register is needed
---

diff --git a/ir/be/ia32/ia32_emitter.c b/ir/be/ia32/ia32_emitter.c
index 579e990e8..fa2cf1336 100644
--- a/ir/be/ia32/ia32_emitter.c
+++ b/ir/be/ia32/ia32_emitter.c
@@ -1000,7 +1000,7 @@ static void emit_ia32_x87CondJmp(ir_node *irn, ia32_emit_env_t *env) {
 	if (reverse)
 		set_ia32_pncode(irn, (long)get_inversed_pnc(get_ia32_pncode(irn)));
 
-	snprintf(cmd_buf, SNPRINTF_BUF_LEN, "%s %%%s", instr, reg);
+	snprintf(cmd_buf, SNPRINTF_BUF_LEN, "%s %s%s", instr, reg[0] == '\0' ? "" : "%", reg);
 	lc_esnprintf(ia32_get_arg_env(), cmnt_buf, SNPRINTF_BUF_LEN, "/* %+F */", irn);
 	IA32_DO_EMIT(irn);
 	lc_esnprintf(ia32_get_arg_env(), cmd_buf, SNPRINTF_BUF_LEN, "fnstsw %%ax", irn);