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authorSegher Boessenkool <segher@kernel.crashing.org>2017-03-10 20:29:48 +0100
committerSegher Boessenkool <segher@gcc.gnu.org>2017-03-10 20:29:48 +0100
commit4144e4e3010cb49a3659055de45acbf7a96b2da4 (patch)
treeea4d1ebb07acf3be88059e3afef7959dd4eebd84
parentfdb1880f3d218d76768ebb3f1d1adedbfb166f6f (diff)
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Build crt*vr.S with AltiVec enabled
These files won't build on targets that do not have AltiVec enabled, breaking the build, unless we tell GAS that Altivec insns are fine. The alternative is to not build these files in that case, which is much more complicated. libgcc/ * config/rs6000/crtrestvr.s: Use .machine altivec. * config/rs6000/crtsavevr.s: Ditto. From-SVN: r246051
-rw-r--r--libgcc/ChangeLog5
-rw-r--r--libgcc/config/rs6000/crtrestvr.S1
-rw-r--r--libgcc/config/rs6000/crtsavevr.S1
3 files changed, 7 insertions, 0 deletions
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 470fbb7..a78bc43 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,5 +1,10 @@
2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
+ * config/rs6000/crtrestvr.s: Use .machine altivec.
+ * config/rs6000/crtsavevr.s: Ditto.
+
+2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
+
* configure.ac (test for libgcc_cv_powerpc_float128): Temporarily
modify CFLAGS. Add -mabi=altivec -mvsx -mfloat128.
(test for libgcc_cv_powerpc_float128_hw): Add -mpower9-vector and
diff --git a/libgcc/config/rs6000/crtrestvr.S b/libgcc/config/rs6000/crtrestvr.S
index 592a2b4..a44ab89 100644
--- a/libgcc/config/rs6000/crtrestvr.S
+++ b/libgcc/config/rs6000/crtrestvr.S
@@ -31,6 +31,7 @@
/* Called with r0 pointing just beyond the end of the vector save area. */
+ .machine altivec
.section ".text"
CFI_STARTPROC
HIDDEN_FUNC(_restvr_20)
diff --git a/libgcc/config/rs6000/crtsavevr.S b/libgcc/config/rs6000/crtsavevr.S
index 2fd54c4..bc02019 100644
--- a/libgcc/config/rs6000/crtsavevr.S
+++ b/libgcc/config/rs6000/crtsavevr.S
@@ -31,6 +31,7 @@
/* Called with r0 pointing just beyond the end of the vector save area. */
+ .machine altivec
.section ".text"
CFI_STARTPROC
HIDDEN_FUNC(_savevr_20)