powerpc: Add support for POWER10

1. Add the directories to hold POWER10 files. 2. Add support to select POWER10 libraries based on AT_PLATFORM. 3. Let submachine=power10 be set automatically.
fira959 · Jun 29, 2020 · d2ba367 · d2ba367
1 parent 81b1c8c
commit d2ba367
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Showing 14 changed files with 26 additions and 3 deletions.
diff --git a/sysdeps/powerpc/dl-procinfo.h b/sysdeps/powerpc/dl-procinfo.h
@@ -37,7 +37,7 @@
 #define HWCAP_IMPORTANT		(PPC_FEATURE_HAS_ALTIVEC \
 				+ PPC_FEATURE_HAS_DFP)
 
-#define _DL_PLATFORMS_COUNT	15
+#define _DL_PLATFORMS_COUNT	16
 
 #define _DL_FIRST_PLATFORM	32
 /* Mask to filter out platforms.  */
@@ -60,6 +60,7 @@
 #define PPC_PLATFORM_PPC476		12
 #define PPC_PLATFORM_POWER8		13
 #define PPC_PLATFORM_POWER9		14
+#define PPC_PLATFORM_POWER10		15
 
 static inline const char *
 __attribute__ ((unused))
@@ -91,6 +92,14 @@ _dl_string_platform (const char *str)
       str += 5;
       switch (*str)
 	{
+	case '1':
+	  if (str[1] == '0')
+	    {
+	      ret = _DL_FIRST_PLATFORM + PPC_PLATFORM_POWER10;
+	    }
+	  else
+	    return -1;
+	  break;
 	case '4':
 	  ret = _DL_FIRST_PLATFORM + PPC_PLATFORM_POWER4;
 	  break;

diff --git a/sysdeps/powerpc/powerpc32/power10/Implies b/sysdeps/powerpc/powerpc32/power10/Implies
@@ -0,0 +1,2 @@
+powerpc/powerpc32/power9/fpu
+powerpc/powerpc32/power9
diff --git a/sysdeps/powerpc/powerpc32/power10/fpu/multiarch/Implies b/sysdeps/powerpc/powerpc32/power10/fpu/multiarch/Implies
@@ -0,0 +1 @@
+powerpc/powerpc32/power9/fpu/multiarch
diff --git a/sysdeps/powerpc/powerpc32/power10/multiarch/Implies b/sysdeps/powerpc/powerpc32/power10/multiarch/Implies
@@ -0,0 +1 @@
+powerpc/powerpc32/power9/multiarch
diff --git a/sysdeps/powerpc/powerpc64/be/power10/Implies b/sysdeps/powerpc/powerpc64/be/power10/Implies
@@ -0,0 +1,2 @@
+powerpc/powerpc64/be/power9/fpu
+powerpc/powerpc64/be/power9
diff --git a/sysdeps/powerpc/powerpc64/be/power10/fpu/Implies b/sysdeps/powerpc/powerpc64/be/power10/fpu/Implies
@@ -0,0 +1 @@
+powerpc/powerpc64/be/power9/fpu
diff --git a/sysdeps/powerpc/powerpc64/be/power10/fpu/multiarch/Implies b/sysdeps/powerpc/powerpc64/be/power10/fpu/multiarch/Implies
@@ -0,0 +1 @@
+powerpc/powerpc64/be/power9/fpu/multiarch
diff --git a/sysdeps/powerpc/powerpc64/be/power10/multiarch/Implies b/sysdeps/powerpc/powerpc64/be/power10/multiarch/Implies
@@ -0,0 +1 @@
+powerpc/powerpc64/be/power9/multiarch
diff --git a/sysdeps/powerpc/powerpc64/le/power10/Implies b/sysdeps/powerpc/powerpc64/le/power10/Implies
@@ -0,0 +1,2 @@
+powerpc/powerpc64/le/power9/fpu
+powerpc/powerpc64/le/power9
diff --git a/sysdeps/powerpc/powerpc64/le/power10/fpu/Implies b/sysdeps/powerpc/powerpc64/le/power10/fpu/Implies
@@ -0,0 +1 @@
+powerpc/powerpc64/le/power9/fpu
diff --git a/sysdeps/powerpc/powerpc64/le/power10/fpu/multiarch/Implies b/sysdeps/powerpc/powerpc64/le/power10/fpu/multiarch/Implies
@@ -0,0 +1 @@
+powerpc/powerpc64/le/power9/fpu/multiarch
diff --git a/sysdeps/powerpc/powerpc64/le/power10/multiarch/Implies b/sysdeps/powerpc/powerpc64/le/power10/multiarch/Implies
@@ -0,0 +1 @@
+powerpc/powerpc64/le/power9/multiarch
diff --git a/sysdeps/powerpc/preconfigure b/sysdeps/powerpc/preconfigure
@@ -56,7 +56,7 @@ fi
 
     ;;
 
-  a2|970|power[4-9]|power5x|power6+)
+  a2|970|power[4-9]|power5x|power6+|power10)
     submachine=${archcpu}
     if ${libc_cv_cc_submachine+:} false; then :
   $as_echo_n "(cached) " >&6

diff --git a/sysdeps/powerpc/preconfigure.ac b/sysdeps/powerpc/preconfigure.ac
@@ -46,7 +46,7 @@ case "${machine}:${submachine}" in
     AC_CACHE_VAL(libc_cv_cc_submachine,libc_cv_cc_submachine="")
     ;;
 
-  a2|970|power[[4-9]]|power5x|power6+)
+  a2|970|power[[4-9]]|power5x|power6+|power10)
     submachine=${archcpu}
     AC_CACHE_VAL(libc_cv_cc_submachine,libc_cv_cc_submachine="")
     ;;
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		powerpc/powerpc32/power9/fpu
		powerpc/powerpc32/power9
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		powerpc/powerpc64/be/power9/fpu
		powerpc/powerpc64/be/power9
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		powerpc/powerpc64/le/power9/fpu
		powerpc/powerpc64/le/power9