From: Peter Bergner <bergner@gcc.gnu.org>
Date: Tue, 22 Dec 2015 20:51:12 +0000 (-0600)
Subject: backport: re PR target/68772 (Many -gstabs tests FAIL with Xcode 7 as)
X-Git-Tag: releases/gcc-4.9.4~433
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d10bfbb38783b9e54659b109450b4916044cf340;p=thirdparty%2Fgcc.git

backport: re PR target/68772 (Many -gstabs tests FAIL with Xcode 7 as)

gcc/
	Backport from mainline
	PR target/68772
	* config/rs6000/rs6000.h (ASM_CPU_SPEC): For -mcpu=powerpc64le,
	pass %(asm_cpu_power8).

gcc/testsuite/
	Backport from mainline
	PR target/68772
	* gcc.target/powerpc/pr68872.c: New test.

From-SVN: r231910
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1a931e9d48ef..0bf34ad84d6e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,4 +1,11 @@
-2015-13-18  John David Anglin  <danglin@gcc.gnu.org>
+2015-12-22  Peter Bergner  <bergner@vnet.ibm.com>
+
+	Backport from mainline
+	PR target/68772
+	* config/rs6000/rs6000.h (ASM_CPU_SPEC): For -mcpu=powerpc64le,
+	pass %(asm_cpu_power8).
+
+2015-12-18  John David Anglin  <danglin@gcc.gnu.org>
 
 	PR target/68729
 	* config/pa/pa.c (pa_emit_move_sequence): Reorganize handling of
diff --git a/gcc/config/rs6000/rs6000.h b/gcc/config/rs6000/rs6000.h
index bd33ba8e7735..36116b56f6c2 100644
--- a/gcc/config/rs6000/rs6000.h
+++ b/gcc/config/rs6000/rs6000.h
@@ -121,6 +121,7 @@
 %{mcpu=power8: %(asm_cpu_power8)} \
 %{mcpu=a2: -ma2} \
 %{mcpu=powerpc: -mppc} \
+%{mcpu=powerpc64le: %(asm_cpu_power8)} \
 %{mcpu=rs64a: -mppc64} \
 %{mcpu=401: -mppc} \
 %{mcpu=403: -m403} \
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 0d506ec5b377..09d898f87476 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2015-12-22  Peter Bergner  <bergner@vnet.ibm.com>
+
+	Backport from mainline
+	PR target/68772
+	* gcc.target/powerpc/pr68872.c: New test.
+
 2015-12-10  Uros Bizjak  <ubizjak@gmail.com>
 
 	Backport from mainline
diff --git a/gcc/testsuite/gcc.target/powerpc/pr68872.c b/gcc/testsuite/gcc.target/powerpc/pr68872.c
new file mode 100644
index 000000000000..68f388efaa22
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/pr68872.c
@@ -0,0 +1,14 @@
+/* PR target/68872 */
+/* { dg-do assemble { target { powerpc64le-*-* } } } */
+/* { dg-options "-mcpu=powerpc64le" } */
+
+/* Verify that -mcpu=powerpc64le passes -mpower8/-mpwr8 to the assembler.  */
+
+long
+bar (unsigned char *ptr, unsigned char val)
+{
+  long ret;
+  asm volatile ("stbcx. %0,0,%1" :: "r" (val), "r" (ptr));
+  asm volatile ("mfcr %0,8" : "=r" (ret) ::);
+  return ret;
+}