From: Daniel Glöckner <daniel-gl@gmx.net>
Date: Mon, 4 Feb 2013 08:17:01 +0000 (+0100)
Subject: arm: force rounding towards zero on cast to integer with VFP
X-Git-Tag: release_0_9_26~38
X-Git-Url: https://repo.or.cz/w/tinycc.git/commitdiff_plain/61a4fd1d6e260118f87b74c07a58eee65d327db6

arm: force rounding towards zero on cast to integer with VFP

Cast to integer should not be affected by the current rounding mode
as set by fesetround.
---

diff --git a/arm-gen.c b/arm-gen.c
index 48b6acdd..b4fcaf67 100644
--- a/arm-gen.c
+++ b/arm-gen.c
@@ -1926,7 +1926,7 @@ void gen_cvt_ftoi(int t)
 #ifdef TCC_ARM_VFP
     r=vfpr(gv(RC_FLOAT));
     u=u?0:0x10000;
-    o(0xEEBC0A40|(r<<12)|r|T2CPR(r2)|u); /* ftoXiY */
+    o(0xEEBC0AC0|(r<<12)|r|T2CPR(r2)|u); /* ftoXizY */
     r2=intr(vtop->r=get_reg(RC_INT));
     o(0xEE100A10|(r<<16)|(r2<<12));
     return;