From: Segher Boessenkool <segher@kernel.crashing.org>
Date: Sat, 23 Mar 2019 16:15:48 +0000 (+0100)
Subject: rs6000: Fix _mm_movemask_pi8 emulation for 32 bit
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8ab1df52336656b35195efacaa34150a2ac33497;p=gcc.git

rs6000: Fix _mm_movemask_pi8 emulation for 32 bit


	* config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
	big endian.

From-SVN: r269891
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 14977c95187..6b9f1c4a2b6 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2019-03-23  Segher Boessenkool  <segher@kernel.crashing.org>
+
+	* config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
+	big endian.
+
 2019-03-22  Andrew Pinski  <apinski@marvell.com>
 
 	* config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
diff --git a/gcc/config/rs6000/xmmintrin.h b/gcc/config/rs6000/xmmintrin.h
index 71e4bd4e8cf..f9474b63229 100644
--- a/gcc/config/rs6000/xmmintrin.h
+++ b/gcc/config/rs6000/xmmintrin.h
@@ -1586,9 +1586,15 @@ _mm_movemask_pi8 (__m64 __A)
 #endif
   return __builtin_bpermd (p, __A);
 #else
+#ifdef __LITTLE_ENDIAN__
   unsigned int mask = 0x20283038UL;
   unsigned int r1 = __builtin_bpermd (mask, __A) & 0xf;
   unsigned int r2 = __builtin_bpermd (mask, __A >> 32) & 0xf;
+#else
+  unsigned int mask = 0x38302820UL;
+  unsigned int r1 = __builtin_bpermd (mask, __A >> 32) & 0xf;
+  unsigned int r2 = __builtin_bpermd (mask, __A) & 0xf;
+#endif
   return (r2 << 4) | r1;
 #endif
 }