sparc.c (emit_soft_tfmode_cvt): Explicitly sign or zero extend SImode values being...

	* 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 2d43bcb45d405f74675c5e80cf4da66556f1a9fd..f49b91656cfdb9d73f96701d5587cd4011a2e28c 100644 (file)
--- 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 045735f208ce1364c21b8008a2a5c7fec6743941..58667a2cb19c0b176157ccda65f23b912e20db55 100644 (file)
--- 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";