From: Joseph Myers <joseph@codesourcery.com>
Date: Wed, 13 Aug 2008 20:52:22 +0000 (+0100)
Subject: sparc.c (emit_soft_tfmode_cvt): Explicitly sign or zero extend SImode values being... 
X-Git-Tag: releases/gcc-4.4.0~3145
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=926930342b3fc590cb4086b92c6338180c0ff194;p=thirdparty%2Fgcc.git

sparc.c (emit_soft_tfmode_cvt): Explicitly sign or zero extend SImode values being converted to TFmode before...

	* config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
	zero extend SImode values being converted to TFmode before passing
	to libcalls.

From-SVN: r139084
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2d43bcb45d40..f49b91656cfd 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2008-08-13  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
+	zero extend SImode values being converted to TFmode before passing
+	to libcalls.
+
 2008-08-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 
 	* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c
index 045735f208ce..58667a2cb19c 100644
--- a/gcc/config/sparc/sparc.c
+++ b/gcc/config/sparc/sparc.c
@@ -2371,6 +2371,8 @@ emit_soft_tfmode_cvt (enum rtx_code code, rtx *operands)
 	{
 	case SImode:
 	  func = "_Qp_itoq";
+	  if (TARGET_ARCH64)
+	    operands[1] = gen_rtx_SIGN_EXTEND (DImode, operands[1]);
 	  break;
 	case DImode:
 	  func = "_Qp_xtoq";
@@ -2385,6 +2387,8 @@ emit_soft_tfmode_cvt (enum rtx_code code, rtx *operands)
 	{
 	case SImode:
 	  func = "_Qp_uitoq";
+	  if (TARGET_ARCH64)
+	    operands[1] = gen_rtx_ZERO_EXTEND (DImode, operands[1]);
 	  break;
 	case DImode:
 	  func = "_Qp_uxtoq";