rs6000: Fix missing "externs" in smmintrin.h

Inline functions defined in smmintrin.h need "extern" as part of their
declaration, otherwise instances of those functions are created in the
objects which include them.

Fixes commits:
- acd4b9103c1a30c833de4eee31fb69c3ff13cd77
- 9d352c68e8c8b642a36a6bcfc7f6b5dba11ac748
- bd9a8737d478f7f1d01a9d5f1cc4309ffbb53103
- 5f500715438761f59de5fb992267748c5d4dc4b6
- eaa93a0f3d9f67c8cbc1dc849ea6feba432ff412
- 29fb1e831bf1c25e4574bf2f98a9f534e5c67665

2021-10-25  Paul A. Clarke  <pc@us.ibm.com>

gcc
	* config/rs6000/smmintrin.h (_mm_testz_si128): Add "extern" to
	function signature.
	(_mm_testc_si128): Likewise.
	(_mm_testnzc_si128): Likewise.
	(_mm_blend_ps): Likewise.
	(_mm_blendv_ps): Likewise.
	(_mm_blend_pd): Likewise.
	(_mm_blendv_pd): Likewise.
	(_mm_ceil_pd): Likewise.
	(_mm_ceil_sd): Likewise.
	(_mm_ceil_ps): Likewise.
	(_mm_ceil_ss): Likewise.
	(_mm_floor_pd): Likewise.
	(_mm_floor_sd): Likewise.
	(_mm_floor_ps): Likewise.
	(_mm_floor_ss): Likewise.
	(_mm_minpos_epu16): Likewise.
	(_mm_mul_epi32): Likewise.
	(_mm_cvtepi8_epi16): Likewise.
	(_mm_packus_epi32): Likewise.
	(_mm_cmpgt_epi64): Likewise.

diff --git a/gcc/config/rs6000/smmintrin.h b/gcc/config/rs6000/smmintrin.h
index b732fbca7b095c50d21e02fa7890896861ce51e5..0fab308b1951c6071d7f6da10b39233ccea9fdbc 100644 (file)
--- a/gcc/config/rs6000/smmintrin.h
+++ b/gcc/config/rs6000/smmintrin.h
@@ -118,7 +118,7 @@ _mm_blendv_epi8 (__m128i __A, __m128i __B, __m128i __mask)
   return (__m128i) vec_sel ((__v16qu) __A, (__v16qu) __B, __lmask);
 }
 
-__inline __m128
+extern __inline __m128
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_blend_ps (__m128 __A, __m128 __B, const int __imm8)
 {
@@ -145,7 +145,7 @@ _mm_blend_ps (__m128 __A, __m128 __B, const int __imm8)
   return (__m128) __r;
 }
 
-__inline __m128
+extern __inline __m128
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_blendv_ps (__m128 __A, __m128 __B, __m128 __mask)
 {
@@ -154,7 +154,7 @@ _mm_blendv_ps (__m128 __A, __m128 __B, __m128 __mask)
   return (__m128) vec_sel ((__v4su) __A, (__v4su) __B, (__v4su) __boolmask);
 }
 
-__inline __m128d
+extern __inline __m128d
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_blend_pd (__m128d __A, __m128d __B, const int __imm8)
 {
@@ -170,7 +170,7 @@ _mm_blend_pd (__m128d __A, __m128d __B, const int __imm8)
 }
 
 #ifdef _ARCH_PWR8
-__inline __m128d
+extern __inline __m128d
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_blendv_pd (__m128d __A, __m128d __B, __m128d __mask)
 {
@@ -180,7 +180,7 @@ _mm_blendv_pd (__m128d __A, __m128d __B, __m128d __mask)
 }
 #endif
 
-__inline int
+extern __inline int
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_testz_si128 (__m128i __A, __m128i __B)
 {
@@ -189,7 +189,7 @@ _mm_testz_si128 (__m128i __A, __m128i __B)
   return vec_all_eq (vec_and ((__v16qu) __A, (__v16qu) __B), __zero);
 }
 
-__inline int
+extern __inline int
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_testc_si128 (__m128i __A, __m128i __B)
 {
@@ -199,7 +199,7 @@ _mm_testc_si128 (__m128i __A, __m128i __B)
   return vec_all_eq (vec_and ((__v16qu) __notA, (__v16qu) __B), __zero);
 }
 
-__inline int
+extern __inline int
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_testnzc_si128 (__m128i __A, __m128i __B)
 {
@@ -214,14 +214,14 @@ _mm_testnzc_si128 (__m128i __A, __m128i __B)
 
 #define _mm_test_mix_ones_zeros(M, V) _mm_testnzc_si128 ((M), (V))
 
-__inline __m128d
+extern __inline __m128d
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_ceil_pd (__m128d __A)
 {
   return (__m128d) vec_ceil ((__v2df) __A);
 }
 
-__inline __m128d
+extern __inline __m128d
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_ceil_sd (__m128d __A, __m128d __B)
 {
@@ -230,14 +230,14 @@ _mm_ceil_sd (__m128d __A, __m128d __B)
   return (__m128d) __r;
 }
 
-__inline __m128d
+extern __inline __m128d
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_floor_pd (__m128d __A)
 {
   return (__m128d) vec_floor ((__v2df) __A);
 }
 
-__inline __m128d
+extern __inline __m128d
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_floor_sd (__m128d __A, __m128d __B)
 {
@@ -246,14 +246,14 @@ _mm_floor_sd (__m128d __A, __m128d __B)
   return (__m128d) __r;
 }
 
-__inline __m128
+extern __inline __m128
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_ceil_ps (__m128 __A)
 {
   return (__m128) vec_ceil ((__v4sf) __A);
 }
 
-__inline __m128
+extern __inline __m128
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_ceil_ss (__m128 __A, __m128 __B)
 {
@@ -262,14 +262,14 @@ _mm_ceil_ss (__m128 __A, __m128 __B)
   return __r;
 }
 
-__inline __m128
+extern __inline __m128
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_floor_ps (__m128 __A)
 {
   return (__m128) vec_floor ((__v4sf) __A);
 }
 
-__inline __m128
+extern __inline __m128
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_floor_ss (__m128 __A, __m128 __B)
 {
@@ -351,7 +351,7 @@ _mm_mullo_epi32 (__m128i __X, __m128i __Y)
 }
 
 #ifdef _ARCH_PWR8
-__inline __m128i
+extern __inline __m128i
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_mul_epi32 (__m128i __X, __m128i __Y)
 {
@@ -359,7 +359,7 @@ _mm_mul_epi32 (__m128i __X, __m128i __Y)
 }
 #endif
 
-__inline __m128i
+extern __inline __m128i
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_cvtepi8_epi16 (__m128i __A)
 {
@@ -499,7 +499,7 @@ _mm_cvtepu32_epi64 (__m128i __A)
 
 /* Return horizontal packed word minimum and its index in bits [15:0]
    and bits [18:16] respectively.  */
-__inline __m128i
+extern __inline __m128i
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_minpos_epu16 (__m128i __A)
 {
@@ -524,7 +524,7 @@ _mm_minpos_epu16 (__m128i __A)
   return __r.__m;
 }
 
-__inline __m128i
+extern __inline __m128i
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_packus_epi32 (__m128i __X, __m128i __Y)
 {
@@ -532,7 +532,7 @@ _mm_packus_epi32 (__m128i __X, __m128i __Y)
 }
 
 #ifdef _ARCH_PWR8
-__inline __m128i
+extern __inline __m128i
 __attribute__ ((__gnu_inline__, __always_inline__, __artificial__))
 _mm_cmpgt_epi64 (__m128i __X, __m128i __Y)
 {