Merge branch 'postgres:master' into main

Author: pmp-p

.cirrus.tasks.yml

@@ -175,7 +175,6 @@ task:
         --buildtype=debug \
         -Dcassert=true -Dinjection_points=true \
         -Duuid=bsd -Dtcl_version=tcl86 -Ddtrace=auto \
-        -DPG_TEST_EXTRA="$PG_TEST_EXTRA" \
         -Dextra_lib_dirs=/usr/local/lib -Dextra_include_dirs=/usr/local/include/ \
         build
     EOF
@@ -364,7 +363,6 @@ task:
             --buildtype=debug \
             -Dcassert=true -Dinjection_points=true \
             ${LINUX_MESON_FEATURES} \
-            -DPG_TEST_EXTRA="$PG_TEST_EXTRA" \
             build
         EOF
 
@@ -380,7 +378,6 @@ task:
             -Dllvm=disabled \
             --pkg-config-path /usr/lib/i386-linux-gnu/pkgconfig/ \
             -DPERL=perl5.36-i386-linux-gnu \
-            -DPG_TEST_EXTRA="$PG_TEST_EXTRA" \
             build-32
         EOF
 
@@ -502,7 +499,6 @@ task:
       -Dextra_lib_dirs=/opt/local/lib \
       -Dcassert=true -Dinjection_points=true \
       -Duuid=e2fs -Ddtrace=auto \
-      -DPG_TEST_EXTRA="$PG_TEST_EXTRA" \
       build
 
   build_script: ninja -C build -j${BUILD_JOBS}
@@ -574,7 +570,7 @@ task:
   # Use /DEBUG:FASTLINK to avoid high memory usage during linking
   configure_script: |
     vcvarsall x64
-    meson setup --backend ninja --buildtype debug -Dc_link_args=/DEBUG:FASTLINK -Dcassert=true -Dinjection_points=true -Db_pch=true -Dextra_lib_dirs=c:\openssl\1.1\lib -Dextra_include_dirs=c:\openssl\1.1\include -DTAR=%TAR% -DPG_TEST_EXTRA="%PG_TEST_EXTRA%" build
+    meson setup --backend ninja --buildtype debug -Dc_link_args=/DEBUG:FASTLINK -Dcassert=true -Dinjection_points=true -Db_pch=true -Dextra_lib_dirs=c:\openssl\1.1\lib -Dextra_include_dirs=c:\openssl\1.1\include -DTAR=%TAR% build
 
   build_script: |
     vcvarsall x64

.mailmap

@@ -0,0 +1 @@
+Álvaro Herrera <[email protected]>

config/c-compiler.m4

@@ -700,20 +700,22 @@ undefine([Ac_cachevar])dnl
 # Check if the compiler supports the XSAVE instructions using the _xgetbv
 # intrinsic function.
 #
-# An optional compiler flag can be passed as argument (e.g., -mxsave).  If the
-# intrinsic is supported, sets pgac_xsave_intrinsics and CFLAGS_XSAVE.
+# If the intrinsics are supported, sets pgac_xsave_intrinsics.
 AC_DEFUN([PGAC_XSAVE_INTRINSICS],
-[define([Ac_cachevar], [AS_TR_SH([pgac_cv_xsave_intrinsics_$1])])dnl
-AC_CACHE_CHECK([for _xgetbv with CFLAGS=$1], [Ac_cachevar],
-[pgac_save_CFLAGS=$CFLAGS
-CFLAGS="$pgac_save_CFLAGS $1"
-AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <immintrin.h>],
-  [return _xgetbv(0) & 0xe0;])],
+[define([Ac_cachevar], [AS_TR_SH([pgac_cv_xsave_intrinsics])])dnl
+AC_CACHE_CHECK([for _xgetbv], [Ac_cachevar],
+[AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <immintrin.h>
+    #if defined(__has_attribute) && __has_attribute (target)
+    __attribute__((target("xsave")))
+    #endif
+    static int xsave_test(void)
+    {
+      return _xgetbv(0) & 0xe0;
+    }],
+  [return xsave_test();])],
   [Ac_cachevar=yes],
-  [Ac_cachevar=no])
-CFLAGS="$pgac_save_CFLAGS"])
+  [Ac_cachevar=no])])
 if test x"$Ac_cachevar" = x"yes"; then
-  CFLAGS_XSAVE="$1"
   pgac_xsave_intrinsics=yes
 fi
 undefine([Ac_cachevar])dnl
@@ -725,29 +727,29 @@ undefine([Ac_cachevar])dnl
 # _mm512_setzero_si512, _mm512_maskz_loadu_epi8, _mm512_popcnt_epi64,
 # _mm512_add_epi64, and _mm512_reduce_add_epi64 intrinsic functions.
 #
-# Optional compiler flags can be passed as argument (e.g., -mavx512vpopcntdq
-# -mavx512bw).  If the intrinsics are supported, sets
-# pgac_avx512_popcnt_intrinsics and CFLAGS_POPCNT.
+# If the intrinsics are supported, sets pgac_avx512_popcnt_intrinsics.
 AC_DEFUN([PGAC_AVX512_POPCNT_INTRINSICS],
-[define([Ac_cachevar], [AS_TR_SH([pgac_cv_avx512_popcnt_intrinsics_$1])])dnl
-AC_CACHE_CHECK([for _mm512_popcnt_epi64 with CFLAGS=$1], [Ac_cachevar],
-[pgac_save_CFLAGS=$CFLAGS
-CFLAGS="$pgac_save_CFLAGS $1"
-AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <immintrin.h>],
-  [const char buf@<:@sizeof(__m512i)@:>@;
-   PG_INT64_TYPE popcnt = 0;
-   __m512i accum = _mm512_setzero_si512();
-   const __m512i val = _mm512_maskz_loadu_epi8((__mmask64) 0xf0f0f0f0f0f0f0f0, (const __m512i *) buf);
-   const __m512i cnt = _mm512_popcnt_epi64(val);
-   accum = _mm512_add_epi64(accum, cnt);
-   popcnt = _mm512_reduce_add_epi64(accum);
-   /* return computed value, to prevent the above being optimized away */
-   return popcnt == 0;])],
+[define([Ac_cachevar], [AS_TR_SH([pgac_cv_avx512_popcnt_intrinsics])])dnl
+AC_CACHE_CHECK([for _mm512_popcnt_epi64], [Ac_cachevar],
+[AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <immintrin.h>
+    #if defined(__has_attribute) && __has_attribute (target)
+    __attribute__((target("avx512vpopcntdq,avx512bw")))
+    #endif
+    static int popcount_test(void)
+    {
+      const char buf@<:@sizeof(__m512i)@:>@;
+      PG_INT64_TYPE popcnt = 0;
+      __m512i accum = _mm512_setzero_si512();
+      const __m512i val = _mm512_maskz_loadu_epi8((__mmask64) 0xf0f0f0f0f0f0f0f0, (const __m512i *) buf);
+      const __m512i cnt = _mm512_popcnt_epi64(val);
+      accum = _mm512_add_epi64(accum, cnt);
+      popcnt = _mm512_reduce_add_epi64(accum);
+      return (int) popcnt;
+    }],
+  [return popcount_test();])],
   [Ac_cachevar=yes],
-  [Ac_cachevar=no])
-CFLAGS="$pgac_save_CFLAGS"])
+  [Ac_cachevar=no])])
 if test x"$Ac_cachevar" = x"yes"; then
-  CFLAGS_POPCNT="$1"
   pgac_avx512_popcnt_intrinsics=yes
 fi
 undefine([Ac_cachevar])dnl