Will, Segher:


The following changes were made from the previous version:

Per Will's comments, I split the bug fix from patch 2 into a separate
patch.  This patch is the bug fix for the vec_rlnm builtin.

Regression tests reran on Power 9 LE with no regression errors.

Please let me know if it looks OK to commit to mainline.

                  Carl 

----------------------------------------------------------


gcc/ChangeLog

2020-10-05  Carl Love  <c...@us.ibm.com>

        * config/rs6000/altivec.h (vec_rlnm): Fix bug in argument generation.
---
 gcc/config/rs6000/altivec.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/config/rs6000/altivec.h b/gcc/config/rs6000/altivec.h
index 8a2dcda0144..f7720d136c9 100644
--- a/gcc/config/rs6000/altivec.h
+++ b/gcc/config/rs6000/altivec.h
@@ -183,7 +183,7 @@
 #define vec_recipdiv __builtin_vec_recipdiv
 #define vec_rlmi __builtin_vec_rlmi
 #define vec_vrlnm __builtin_vec_rlnm
-#define vec_rlnm(a,b,c) (__builtin_vec_rlnm((a),((c)<<8)|(b)))
+#define vec_rlnm(a,b,c) (__builtin_vec_rlnm((a),((b)<<8)|(c)))
 #define vec_rsqrt __builtin_vec_rsqrt
 #define vec_rsqrte __builtin_vec_rsqrte
 #define vec_signed __builtin_vec_vsigned
-- 
2.17.1


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