From: Bin Cheng <bin.cheng@arm.com>
Date: Mon, 30 Jan 2012 17:22:04 +0000 (+0000)
Subject: re PR target/51835 (ARM EABI violation when passing arguments to helper floating... 
X-Git-Tag: releases/gcc-4.6.3~139
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9e8dfb1759bb84e29b0c4debc5a181ec48e371f1;p=thirdparty%2Fgcc.git

re PR target/51835 (ARM EABI violation when passing arguments to helper floating functions like __aeabi_d2iz)

2012-01-30  Bin Cheng  <bin.cheng@arm.com>

	PR target/51835
	* config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
	for __aeabi_d2iz/__aeabi_d2uiz with hard-float.

testcases:
	PR target/51835
	* gcc.target/arm/pr51835.c: New testcase.

From-SVN: r183734
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f0dafc3b3dd7..08602c58d8c7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,12 @@
+2012-01-30  Bin Cheng  <bin.cheng@arm.com>
+
+	Backport from mainline.
+	2012-01-30  Bin Cheng  <bin.cheng@arm.com>
+
+	PR target/51835
+	* config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
+	for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
+
 2012-01-30  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 
 	Backport from mainline.
diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
index 9058c31de44d..54b7603f3fc0 100644
--- a/gcc/config/arm/arm.c
+++ b/gcc/config/arm/arm.c
@@ -3569,6 +3569,10 @@ arm_libcall_uses_aapcs_base (const_rtx libcall)
 		   convert_optab_libfunc (sext_optab, SFmode, HFmode));
       add_libcall (libcall_htab,
 		   convert_optab_libfunc (trunc_optab, HFmode, SFmode));
+      add_libcall (libcall_htab,
+		   convert_optab_libfunc (sfix_optab, SImode, DFmode));
+      add_libcall (libcall_htab,
+		   convert_optab_libfunc (ufix_optab, SImode, DFmode));
       add_libcall (libcall_htab,
 		   convert_optab_libfunc (sfix_optab, DImode, DFmode));
       add_libcall (libcall_htab,
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 82c0a6bd110e..ae16f720eb7b 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,11 @@
+2012-01-30  Bin Cheng  <bin.cheng@arm.com>
+
+	Backport from mainline.
+	2012-01-30  Bin Cheng  <bin.cheng@arm.com>
+
+	PR target/51835
+	* gcc.target/arm/pr51835.c: New testcase.
+
 2012-01-28  Tobias Burnus  <burnus@net-b.de>
 
 	PR fortran/52022
diff --git a/gcc/testsuite/gcc.target/arm/pr51835.c b/gcc/testsuite/gcc.target/arm/pr51835.c
new file mode 100644
index 000000000000..858b72f8ad81
--- /dev/null
+++ b/gcc/testsuite/gcc.target/arm/pr51835.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -mfloat-abi=hard -mfpu=fpv4-sp-d16" }  */
+/* { dg-require-effective-target arm_thumb2_ok } */
+
+int func1 (double d)
+{
+  return (int)d;
+}
+unsigned int func2 (double d)
+{
+  return (unsigned int)d;
+}
+
+/* { dg-final { scan-assembler-times "fmrrd\[\\t \]+r0,\[\\t \]*r1,\[\\t \]*d0" 2 } } */