From: Amrita H S Date: Wed, 20 Mar 2024 00:08:47 +0000 (-0500) Subject: powerpc: Placeholder and infrastructure/build support to add Power11 related changes. X-Git-Tag: glibc-2.40~326 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1ea051145612f199d8716ecdf78b084b00b5a727;p=thirdparty%2Fglibc.git powerpc: Placeholder and infrastructure/build support to add Power11 related changes. The following three changes have been added to provide initial Power11 support. 1. Add the directories to hold Power11 files. 2. Add support to select Power11 libraries based on AT_PLATFORM. 3. Let submachine=power11 be set automatically. Reviewed-by: Florian Weimer Reviewed-by: Peter Bergner --- diff --git a/sysdeps/powerpc/dl-procinfo.h b/sysdeps/powerpc/dl-procinfo.h index f8cb3438773..b36697ba440 100644 --- a/sysdeps/powerpc/dl-procinfo.h +++ b/sysdeps/powerpc/dl-procinfo.h @@ -38,7 +38,7 @@ #define HWCAP_IMPORTANT (PPC_FEATURE_HAS_ALTIVEC \ + PPC_FEATURE_HAS_DFP) -#define _DL_PLATFORMS_COUNT 16 +#define _DL_PLATFORMS_COUNT 17 #define _DL_FIRST_PLATFORM 32 /* Mask to filter out platforms. */ @@ -62,6 +62,7 @@ #define PPC_PLATFORM_POWER8 13 #define PPC_PLATFORM_POWER9 14 #define PPC_PLATFORM_POWER10 15 +#define PPC_PLATFORM_POWER11 16 static inline const char * __attribute__ ((unused)) @@ -89,6 +90,11 @@ _dl_string_platform (const char *str) ret = _DL_FIRST_PLATFORM + PPC_PLATFORM_POWER10; str++; } + else if (str[1] == '1') + { + ret = _DL_FIRST_PLATFORM + PPC_PLATFORM_POWER11; + str++; + } else return -1; break; diff --git a/sysdeps/powerpc/powerpc32/power11/Implies b/sysdeps/powerpc/powerpc32/power11/Implies new file mode 100644 index 00000000000..051cbe0f791 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power11/Implies @@ -0,0 +1,2 @@ +powerpc/powerpc32/power10/fpu +powerpc/powerpc32/power10 diff --git a/sysdeps/powerpc/powerpc32/power11/fpu/multiarch/Implies b/sysdeps/powerpc/powerpc32/power11/fpu/multiarch/Implies new file mode 100644 index 00000000000..58edb2861d1 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power11/fpu/multiarch/Implies @@ -0,0 +1 @@ +powerpc/powerpc32/power10/fpu/multiarch diff --git a/sysdeps/powerpc/powerpc32/power11/multiarch/Implies b/sysdeps/powerpc/powerpc32/power11/multiarch/Implies new file mode 100644 index 00000000000..c70f0428bad --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power11/multiarch/Implies @@ -0,0 +1 @@ +powerpc/powerpc32/power10/multiarch diff --git a/sysdeps/powerpc/powerpc64/be/power11/Implies b/sysdeps/powerpc/powerpc64/be/power11/Implies new file mode 100644 index 00000000000..de481d1c13d --- /dev/null +++ b/sysdeps/powerpc/powerpc64/be/power11/Implies @@ -0,0 +1,2 @@ +powerpc/powerpc64/be/power10/fpu +powerpc/powerpc64/be/power10 diff --git a/sysdeps/powerpc/powerpc64/be/power11/fpu/Implies b/sysdeps/powerpc/powerpc64/be/power11/fpu/Implies new file mode 100644 index 00000000000..dff0e13064c --- /dev/null +++ b/sysdeps/powerpc/powerpc64/be/power11/fpu/Implies @@ -0,0 +1 @@ +powerpc/powerpc64/be/power10/fpu diff --git a/sysdeps/powerpc/powerpc64/be/power11/fpu/multiarch/Implies b/sysdeps/powerpc/powerpc64/be/power11/fpu/multiarch/Implies new file mode 100644 index 00000000000..c3f259e0097 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/be/power11/fpu/multiarch/Implies @@ -0,0 +1 @@ +powerpc/powerpc64/be/power10/fpu/multiarch diff --git a/sysdeps/powerpc/powerpc64/be/power11/multiarch/Implies b/sysdeps/powerpc/powerpc64/be/power11/multiarch/Implies new file mode 100644 index 00000000000..9491a394c95 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/be/power11/multiarch/Implies @@ -0,0 +1 @@ +powerpc/powerpc64/be/power10/multiarch diff --git a/sysdeps/powerpc/powerpc64/le/power11/Implies b/sysdeps/powerpc/powerpc64/le/power11/Implies new file mode 100644 index 00000000000..e18182dcc1f --- /dev/null +++ b/sysdeps/powerpc/powerpc64/le/power11/Implies @@ -0,0 +1,2 @@ +powerpc/powerpc64/le/power10/fpu +powerpc/powerpc64/le/power10 diff --git a/sysdeps/powerpc/powerpc64/le/power11/fpu/Implies b/sysdeps/powerpc/powerpc64/le/power11/fpu/Implies new file mode 100644 index 00000000000..e41bd55684d --- /dev/null +++ b/sysdeps/powerpc/powerpc64/le/power11/fpu/Implies @@ -0,0 +1 @@ +powerpc/powerpc64/le/power10/fpu diff --git a/sysdeps/powerpc/powerpc64/le/power11/fpu/multiarch/Implies b/sysdeps/powerpc/powerpc64/le/power11/fpu/multiarch/Implies new file mode 100644 index 00000000000..c838d509314 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/le/power11/fpu/multiarch/Implies @@ -0,0 +1 @@ +powerpc/powerpc64/le/power10/fpu/multiarch diff --git a/sysdeps/powerpc/powerpc64/le/power11/multiarch/Implies b/sysdeps/powerpc/powerpc64/le/power11/multiarch/Implies new file mode 100644 index 00000000000..687248c3c26 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/le/power11/multiarch/Implies @@ -0,0 +1 @@ +powerpc/powerpc64/le/power10/multiarch diff --git a/sysdeps/powerpc/powerpc64/le/tst-glibc-hwcaps.c b/sysdeps/powerpc/powerpc64/le/tst-glibc-hwcaps.c index 77465d91334..65d3e69303a 100644 --- a/sysdeps/powerpc/powerpc64/le/tst-glibc-hwcaps.c +++ b/sysdeps/powerpc/powerpc64/le/tst-glibc-hwcaps.c @@ -36,9 +36,11 @@ compute_level (void) return 9; if (strcmp (platform, "power10") == 0) return 10; + if (strcmp (platform, "power11") == 0) + return 11; printf ("warning: unrecognized AT_PLATFORM value: %s\n", platform); - /* Assume that the new platform supports POWER10. */ - return 10; + /* Assume that the new platform supports POWER11. */ + return 11; } static int diff --git a/sysdeps/powerpc/preconfigure b/sysdeps/powerpc/preconfigure index 4de94089a3f..9e5a07ab6d6 100644 --- a/sysdeps/powerpc/preconfigure +++ b/sysdeps/powerpc/preconfigure @@ -58,7 +58,7 @@ fi ;; - a2|970|power[4-9]|power5x|power6+|power10) + a2|970|power[4-9]|power5x|power6+|power10|power11) submachine=${archcpu} if test ${libc_cv_cc_submachine+y} then : diff --git a/sysdeps/powerpc/preconfigure.ac b/sysdeps/powerpc/preconfigure.ac index 6c63bd8257b..14b6dafd4a8 100644 --- a/sysdeps/powerpc/preconfigure.ac +++ b/sysdeps/powerpc/preconfigure.ac @@ -46,7 +46,7 @@ case "${machine}:${submachine}" in AC_CACHE_VAL(libc_cv_cc_submachine,libc_cv_cc_submachine="") ;; - a2|970|power[[4-9]]|power5x|power6+|power10) + a2|970|power[[4-9]]|power5x|power6+|power10|power11) submachine=${archcpu} AC_CACHE_VAL(libc_cv_cc_submachine,libc_cv_cc_submachine="") ;;