[glibc] elf: Remove _dl_string_platform

[glibc] elf: Remove _dl_string_platform

[Stefan Liebler]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=8faada830227aeb1a17117cbf8b94d9be0f5ffe1

commit 8faada830227aeb1a17117cbf8b94d9be0f5ffe1
Author: Stefan Liebler <stli@linux.ibm.com>
Date:   Fri Jun 7 13:42:38 2024 +0200

    elf: Remove _dl_string_platform
    
    Despite of powerpc where the returned integer is stored in tcb,
    and the diagnostics output, there is no user anymore.
    
    Thus this patch removes the diagnostics output and
    _dl_string_platform for all other platforms.
    Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

Diff:
---
 elf/dl-diagnostics.c                          |  2 --
 sysdeps/alpha/dl-procinfo.h                   | 15 ---------------
 sysdeps/csky/dl-procinfo.h                    | 15 ---------------
 sysdeps/generic/dl-procinfo.h                 |  2 --
 sysdeps/mips/dl-procinfo.h                    | 15 ---------------
 sysdeps/s390/dl-procinfo.h                    | 15 ---------------
 sysdeps/sparc/dl-procinfo.h                   |  2 --
 sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h |  2 --
 sysdeps/unix/sysv/linux/arm/dl-procinfo.h     |  2 --
 sysdeps/x86/dl-procinfo.h                     | 15 ---------------
 10 files changed, 85 deletions(-)

diff --git a/elf/dl-diagnostics.c b/elf/dl-diagnostics.c
index aaf67b87e8..e69463b2bd 100644
--- a/elf/dl-diagnostics.c
+++ b/elf/dl-diagnostics.c
@@ -245,8 +245,6 @@ _dl_print_diagnostics (char **environ)
   _dl_diagnostics_print_labeled_string ("dl_platform", GLRO (dl_platform));
   _dl_diagnostics_print_labeled_string
     ("dl_profile_output", GLRO (dl_profile_output));
-  _dl_diagnostics_print_labeled_value
-    ("dl_string_platform", _dl_string_platform ( GLRO (dl_platform)));
 
   _dl_diagnostics_print_labeled_string ("dso.ld", LD_SO);
   _dl_diagnostics_print_labeled_string ("dso.libc", LIBC_SO);
diff --git a/sysdeps/alpha/dl-procinfo.h b/sysdeps/alpha/dl-procinfo.h
index f1e2e98e08..bc4db868a9 100644
--- a/sysdeps/alpha/dl-procinfo.h
+++ b/sysdeps/alpha/dl-procinfo.h
@@ -27,21 +27,6 @@
 
 #define _DL_PLATFORMS_COUNT   5
 
-static inline int
-__attribute__ ((unused, always_inline))
-_dl_string_platform (const char *str)
-{
-  int i;
-
-  if (str != NULL)
-    for (i = 0; i < _DL_PLATFORMS_COUNT; ++i)
-      {
-        if (strcmp (str, GLRO(dl_alpha_platforms)[i]) == 0)
-          return i;
-      }
-  return -1;
-};
-
 /* We cannot provide a general printing function.  */
 #define _dl_procinfo(type, word) -1
 
diff --git a/sysdeps/csky/dl-procinfo.h b/sysdeps/csky/dl-procinfo.h
index 77621e4b20..a54e8de446 100644
--- a/sysdeps/csky/dl-procinfo.h
+++ b/sysdeps/csky/dl-procinfo.h
@@ -27,21 +27,6 @@
 
 #define _DL_PLATFORMS_COUNT   4
 
-static inline int
-__attribute__ ((unused, always_inline))
-_dl_string_platform (const char *str)
-{
-  int i;
-
-  if (str != NULL)
-    for (i = 0; i < _DL_PLATFORMS_COUNT; ++i)
-      {
-        if (strcmp (str, GLRO(dl_csky_platforms)[i]) == 0)
-          return i;
-      }
-  return -1;
-};
-
 /* We cannot provide a general printing function.  */
 #define _dl_procinfo(word, val) -1
 
diff --git a/sysdeps/generic/dl-procinfo.h b/sysdeps/generic/dl-procinfo.h
index c4818497c8..00e1ae7b2f 100644
--- a/sysdeps/generic/dl-procinfo.h
+++ b/sysdeps/generic/dl-procinfo.h
@@ -34,6 +34,4 @@
 /* We don't have any hardware capabilities.  */
 #define _DL_HWCAP_COUNT 0
 
-#define _dl_string_platform(str) (-1)
-
 #endif /* dl-procinfo.h */
diff --git a/sysdeps/mips/dl-procinfo.h b/sysdeps/mips/dl-procinfo.h
index 6655e68f54..3199434390 100644
--- a/sysdeps/mips/dl-procinfo.h
+++ b/sysdeps/mips/dl-procinfo.h
@@ -27,21 +27,6 @@
 
 #define _DL_PLATFORMS_COUNT   4
 
-static inline int
-__attribute__ ((unused, always_inline))
-_dl_string_platform (const char *str)
-{
-  int i;
-
-  if (str != NULL)
-    for (i = 0; i < _DL_PLATFORMS_COUNT; ++i)
-      {
-        if (strcmp (str, GLRO(dl_mips_platforms)[i]) == 0)
-          return i;
-      }
-  return -1;
-};
-
 /* We cannot provide a general printing function.  */
 #define _dl_procinfo(type, word) -1
 
diff --git a/sysdeps/s390/dl-procinfo.h b/sysdeps/s390/dl-procinfo.h
index 38e77f7ad9..ffeb655ad0 100644
--- a/sysdeps/s390/dl-procinfo.h
+++ b/sysdeps/s390/dl-procinfo.h
@@ -83,19 +83,4 @@ _dl_hwcap_string (int idx)
   return _dl_s390_cap_flags[idx];
 };
 
-static inline int
-__attribute__ ((unused, always_inline))
-_dl_string_platform (const char *str)
-{
-  int i;
-
-  if (str != NULL)
-    for (i = 0; i < _DL_PLATFORMS_COUNT; ++i)
-      {
-	if (strcmp (str, _dl_s390_platforms[i]) == 0)
-	  return _DL_FIRST_PLATFORM + i;
-      }
-  return -1;
-};
-
 #endif /* dl-procinfo.h */
diff --git a/sysdeps/sparc/dl-procinfo.h b/sysdeps/sparc/dl-procinfo.h
index 61cd296de0..dbb1a4d324 100644
--- a/sysdeps/sparc/dl-procinfo.h
+++ b/sysdeps/sparc/dl-procinfo.h
@@ -60,6 +60,4 @@ _dl_hwcap_string (int idx)
 /* There're no platforms to filter out.  */
 #define _DL_HWCAP_PLATFORM 0
 
-#define _dl_string_platform(str) (-1)
-
 #endif /* dl-procinfo.h */
diff --git a/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h b/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h
index 6a3fb78c47..0ed89c5e41 100644
--- a/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h
+++ b/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h
@@ -40,6 +40,4 @@ _dl_hwcap_string (int idx)
 /* There're no platforms to filter out.  */
 #define _DL_HWCAP_PLATFORM 0
 
-#define _dl_string_platform(str) (-1)
-
 #endif /* dl-procinfo.h */
diff --git a/sysdeps/unix/sysv/linux/arm/dl-procinfo.h b/sysdeps/unix/sysv/linux/arm/dl-procinfo.h
index 49cf0008b2..2a1c5985ee 100644
--- a/sysdeps/unix/sysv/linux/arm/dl-procinfo.h
+++ b/sysdeps/unix/sysv/linux/arm/dl-procinfo.h
@@ -75,6 +75,4 @@ _dl_procinfo (unsigned int type, unsigned long int word)
 
 #define HWCAP_IMPORTANT		(HWCAP_ARM_VFP | HWCAP_ARM_NEON)
 
-#define _dl_string_platform(str) (-1)
-
 #endif /* dl-procinfo.h */
diff --git a/sysdeps/x86/dl-procinfo.h b/sysdeps/x86/dl-procinfo.h
index 3902925be4..b2184b8f5d 100644
--- a/sysdeps/x86/dl-procinfo.h
+++ b/sysdeps/x86/dl-procinfo.h
@@ -30,19 +30,4 @@
 #define _DL_HWCAP_PLATFORM	(((1ULL << _DL_PLATFORMS_COUNT) - 1) \
 				 << _DL_FIRST_PLATFORM)
 
-static inline int
-__attribute__ ((unused, always_inline))
-_dl_string_platform (const char *str)
-{
-  int i;
-
-  if (str != NULL)
-    for (i = HWCAP_PLATFORMS_START; i < HWCAP_PLATFORMS_COUNT; ++i)
-      {
-	if (strcmp (str, GLRO(dl_x86_platforms)[i]) == 0)
-	  return _DL_FIRST_PLATFORM + i;
-      }
-  return -1;
-};
-
 #endif /* dl-procinfo.h */