get-gcc-builtins.sh: extract ia32 declarations automatically

Also updates existing ia32 declarations if mismatches are detected.

Author: tautschnig

src/ansi-c/get-gcc-builtins.sh

@@ -10,10 +10,11 @@ fi
 builtin_defs=" \
   builtin-types.def builtins.def sync-builtins.def \
   omp-builtins.def gtm-builtins.def cilk-builtins.def cilkplus.def \
-  sanitizer.def chkp-builtins.def hsa-builtins.def brig-builtins.def"
+  sanitizer.def chkp-builtins.def hsa-builtins.def brig-builtins.def \
+  config/i386/i386-builtin.def config/i386/i386-builtin-types.def"
 
 for f in $builtin_defs ; do
-  [ ! -s $f ] || continue
+  [ ! -s `basename $f` ] || continue
   echo Downloading http://gcc.gnu.org/svn/gcc/trunk/gcc/$f
   svn export http://gcc.gnu.org/svn/gcc/trunk/gcc/$f > /dev/null
 done
@@ -25,6 +26,31 @@ cat > gcc-builtins.h <<EOF
 #include <stdio.h>
 #include <wctype.h>
 
+typedef   char   __gcc_v8qi  __attribute__ ((__vector_size__ (8)));
+typedef   char   __gcc_v16qi __attribute__ ((__vector_size__ (16)));
+typedef   char   __gcc_v32qi __attribute__ ((__vector_size__ (32)));
+typedef   char   __gcc_v64qi __attribute__ ((__vector_size__ (64)));
+typedef   int    __gcc_v2si  __attribute__ ((__vector_size__ (8)));
+typedef   int    __gcc_v4si  __attribute__ ((__vector_size__ (16)));
+typedef   int    __gcc_v8si  __attribute__ ((__vector_size__ (32)));
+typedef   int    __gcc_v16si  __attribute__ ((__vector_size__ (64)));
+typedef   short  __gcc_v4hi  __attribute__ ((__vector_size__ (8)));
+typedef   short  __gcc_v8hi  __attribute__ ((__vector_size__ (16)));
+typedef   short  __gcc_v16hi __attribute__ ((__vector_size__ (32)));
+typedef   short  __gcc_v32hi __attribute__ ((__vector_size__ (64)));
+typedef   float  __gcc_v2sf  __attribute__ ((__vector_size__ (8)));
+typedef   float  __gcc_v4sf  __attribute__ ((__vector_size__ (16)));
+typedef   float  __gcc_v8sf  __attribute__ ((__vector_size__ (32)));
+typedef   float  __gcc_v16sf  __attribute__ ((__vector_size__ (64)));
+typedef   double __gcc_v2df  __attribute__ ((__vector_size__ (16)));
+typedef   double __gcc_v4df  __attribute__ ((__vector_size__ (32)));
+typedef   double __gcc_v8df  __attribute__ ((__vector_size__ (64)));
+typedef   long long __gcc_v1di __attribute__ ((__vector_size__ (8)));
+typedef   long long __gcc_v2di __attribute__ ((__vector_size__ (16)));
+typedef   long long __gcc_v4di __attribute__ ((__vector_size__ (32)));
+typedef   long long __gcc_v8di __attribute__ ((__vector_size__ (64)));
+typedef   unsigned long long __gcc_di;
+
 EOF
 
 cat > builtins.h <<EOF
@@ -63,6 +89,15 @@ cat > builtins.h <<EOF
 #define uint64_type_node uint64_t
 #define pid_type_node pid_t
 #define const_tm_ptr_type_node const struct tm*
+#define char_type_node char
+#define intSI_type_node int
+#define intHI_type_node short
+#define unsigned_intSI_type_node unsigned
+#define unsigned_intHI_type_node unsigned short
+#define unsigned_intQI_type_node unsigned char
+#define short_unsigned_type_node unsigned short
+#define short_integer_type_node short
+#define unsigned_char_type_node unsigned char
 
 // some newer versions of GCC apparently support __floatXYZ
 #define dfloat32_type_node __float32
@@ -121,19 +156,53 @@ NEXTDEF ENUM(name) RETURN name(ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, ARG7, ...)
 #define DEF_POINTER_TYPE(ENUM, TYPE) \
 NEXTDEF ENUM TYPE*
 
+#define DEF_POINTER_TYPE_CONST(ENUM, TYPE, C) \
+NEXTDEF ENUM const TYPE*
+
 #include "builtin-types.def"
 
 NEXTDEF DEF_BUILTIN(ENUM, NAME, CLASS, TYPE, LIBTYPE, BOTH_P, \
                   FALLBACK_P, NONANSI_P, ATTRS, IMPLICIT, COND) \
 TYPE(MANGLE(NAME));
+
+#include "i386-builtin-types-expanded.def"
+
+NEXTDEF BDESC(mask, icode, name, code, comparison, flag) \
+flag(MANGLEi386(name));
+NEXTDEF BDESC_FIRST(kind, KIND, mask, icode, name, code, comparison, flag) \
+flag(MANGLEi386(name));
 EOF
 
-gcc -E builtins.h | sed 's/^NEXTDEF/#define/' | cat - builtins.def | \
+grep '^DEF_VECTOR_TYPE' i386-builtin-types.def | \
+  awk -F '[,() \t]' '{ print "#define " $3 " __gcc_" tolower($3) }' \
+  > i386-builtin-types-expanded.def
+
+grep -v '^DEF_FUNCTION_TYPE[[:space:]]' i386-builtin-types.def | \
+  grep '^DEF_P' | \
+  sed '/^DEF_POINTER_TYPE[^,]*, [^,]*, [^,]*$/ s/_TYPE/_TYPE_CONST/' \
+  >> i386-builtin-types-expanded.def
+
+cat i386-builtin-types.def | \
+  sed '/^DEF_FUNCTION_TYPE[[:space:]]/! s/.*//' | \
+  sed 's/^DEF_FUNCTION_TYPE[[:space:]]*(\([^,]*\))/\1_FTYPE_VOID/' | \
+  sed 's/^DEF_FUNCTION_TYPE[[:space:]]*(\([^,]*\), \(.*\))/\1_FTYPE_\2/' | \
+  sed 's/, /_/g' > i386-type-names.def
+cat i386-builtin-types.def | tr -c -d ',\n' | awk '{ print length }' | \
+  paste - i386-type-names.def i386-builtin-types.def | grep -v '#' | \
+  sed 's/^\([0-9]\)[[:space:]]*\([^[:space:]]*\)[[:space:]]*DEF_FUNCTION_TYPE[[:space:]]*(/DEF_FUNCTION_TYPE_\1(\2, /' | \
+  grep ^DEF_FUNCTION_TYPE >> i386-builtin-types-expanded.def
+
+gcc -E builtins.h | sed 's/^NEXTDEF/#define/' | \
+  cat - builtins.def i386-builtin.def | \
   gcc -E -P - | \
   sed 's/MANGLE("__builtin_" "\(.*\)")/__builtin_\1/' | \
+  sed 's/MANGLEi386("__builtin_\(.*\)")/__builtin_\1/' | \
+  sed 's/^(int) //' | \
   sed '/^;$/d' >> gcc-builtins.h
 
-rm $builtin_defs builtins.h
+for f in $builtin_defs builtins.h i386-builtin-types-expanded.def i386-type-names.def ; do
+  rm `basename $f`
+done
 
 sed_is_gnu_sed=0
 if sed --version >/dev/null 2>&1 ; then
@@ -158,6 +227,12 @@ remove_line lang_hooks.types.type_for_mode
 remove_line __float
 remove_line pointer_bounds_type_node
 remove_line BT_LAST
+remove_line BDESC_END
+remove_line error_mark_node
+remove_line '^0('
+remove_line 'CC.mode('
+remove_line FTYPE
+remove_line MULTI_ARG
 
 ifs=$IFS
 IFS='
@@ -176,6 +251,19 @@ while read line ; do
     continue
   fi
 
+  bi=`echo "$line" | cut -f1 -d'(' | sed 's/.* //'`
+
+  if [[ $bi =~ __builtin_ia32 ]] ; then
+    if grep -wq $bi gcc_builtin_headers_ia32*.h ; then
+      if [ $sed_is_gnu_sed -eq 1 ] ; then
+        sed -i "/[^/].*$bi(/ s/.*/$line/" gcc_builtin_headers_ia32*.h
+      else
+        sed -i '' "/[^/].*$bi(/ s/.*/$line/" gcc_builtin_headers_ia32*.h
+      fi
+      continue
+    fi
+  fi
+
   echo "$line" >> _gcc-builtins.h
 done < gcc-builtins.h
 mv _gcc-builtins.h gcc-builtins.h