Use startswith in targets.

gcc/ChangeLog:

	* common/config/aarch64/aarch64-common.c (aarch64_parse_extension):
	Use startswith function instead of strncmp.
	* common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
	* common/config/riscv/riscv-common.c (riscv_subset_list::parse): Likewise.
	* config/aarch64/aarch64-sve-builtins-shapes.cc (parse_type): Likewise.
	* config/aarch64/aarch64.c (aarch64_process_one_target_attr): Likewise.
	* config/alpha/alpha.c (alpha_elf_section_type_flags): Likewise.
	* config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
	* config/arm/arm.c (arm_file_start): Likewise.
	(arm_valid_target_attribute_rec): Likewise.
	(thumb1_md_asm_adjust): Likewise.
	* config/arm/driver-arm.c (host_detect_local_cpu): Likewise.
	* config/avr/avr.c (STR_PREFIX_P): Likewise.
	(avr_set_current_function): Likewise.
	(avr_handle_addr_attribute): Likewise.
	(avr_asm_output_aligned_decl_common): Likewise.
	(avr_asm_named_section): Likewise.
	(avr_section_type_flags): Likewise.
	(avr_asm_select_section): Likewise.
	* config/c6x/c6x.c (c6x_in_small_data_p): Likewise.
	(c6x_section_type_flags): Likewise.
	* config/darwin-c.c (darwin_cfstring_ref_p): Likewise.
	(darwin_objc_declare_unresolved_class_reference): Likewise.
	(darwin_objc_declare_class_definition): Likewise.
	* config/darwin.c (indirect_data): Likewise.
	(darwin_encode_section_info): Likewise.
	(darwin_objc2_section): Likewise.
	(darwin_objc1_section): Likewise.
	(machopic_select_section): Likewise.
	(darwin_globalize_label): Likewise.
	(darwin_label_is_anonymous_local_objc_name): Likewise.
	(darwin_asm_named_section): Likewise.
	(darwin_asm_output_dwarf_offset): Likewise.
	* config/frv/frv.c (frv_string_begins_with): Likewise.
	(frv_in_small_data_p): Likewise.
	* config/gcn/mkoffload.c (STR): Likewise.
	(main): Likewise.
	* config/i386/i386-builtins.c (get_builtin_code_for_version): Likewise.
	* config/i386/i386-options.c (ix86_option_override_internal): Likewise.
	* config/i386/i386.c (x86_64_elf_section_type_flags): Likewise.
	(ix86_md_asm_adjust): Likewise.
	* config/i386/intelmic-mkoffload.c (STR): Likewise.
	* config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
	(i386_pe_file_end): Likewise.
	* config/ia64/ia64.c (ia64_in_small_data_p): Likewise.
	(ia64_section_type_flags): Likewise.
	* config/mips/driver-native.c (host_detect_local_cpu): Likewise.
	* config/mips/mips.c (mips_handle_interrupt_attr): Likewise.
	(mips16_stub_function_p): Likewise.
	(mips_function_rodata_section): Likewise.
	* config/msp430/msp430.c (msp430_mcu_name): Likewise.
	(msp430_function_section): Likewise.
	(msp430_section_type_flags): Likewise.
	(msp430_expand_helper): Likewise.
	* config/nios2/nios2.c (nios2_small_section_name_p): Likewise.
	(nios2_valid_target_attribute_rec): Likewise.
	* config/nvptx/mkoffload.c (process): Likewise.
	(STR): Likewise.
	* config/pa/som.h: Likewise.
	* config/pdp11/pdp11.c (pdp11_output_ident): Likewise.
	* config/riscv/riscv.c (riscv_elf_select_rtx_section): Likewise.
	* config/rs6000/rs6000.c (VTABLE_NAME_P): Likewise.
	(rs6000_inner_target_options): Likewise.
	* config/s390/driver-native.c (s390_host_detect_local_cpu): Likewise.
	* config/sparc/driver-sparc.c (host_detect_local_cpu): Likewise.
	* config/vax/vax.c (vax_output_int_move): Likewise.
	* config/vms/vms-ld.c (startswith): Likewise.
	(process_args): Likewise.
	(main): Likewise.
	* config/vms/vms.c: Likewise.

1 files changed, 11 insertions, 14 deletions

diff --git a/gcc/config/avr/avr.c b/gcc/config/avr/avr.c
index 06c84d5..c95c436 100644
--- a/gcc/config/avr/avr.c
+++ b/gcc/config/avr/avr.c
@@ -63,9 +63,6 @@
 /* Maximal allowed offset for an address in the LD command */
 #define MAX_LD_OFFSET(MODE) (64 - (signed)GET_MODE_SIZE (MODE))
 
-/* Return true if STR starts with PREFIX and false, otherwise.  */
-#define STR_PREFIX_P(STR,PREFIX) (strncmp (STR, PREFIX, strlen (PREFIX)) == 0)
-
 /* The 4 bits starting at SECTION_MACH_DEP are reserved to store the
    address space where data is to be located.
    As the only non-generic address spaces are all located in flash,
@@ -1092,7 +1089,7 @@ avr_set_current_function (tree decl)
          that the name of the function is "__vector_NN" so as to catch
          when the user misspells the vector name.  */
 
-      if (!STR_PREFIX_P (name, "__vector"))
+      if (!startswith (name, "__vector"))
         warning_at (loc, OPT_Wmisspelled_isr, "%qs appears to be a misspelled "
                     "%qs handler, missing %<__vector%> prefix", name, isr);
 #endif // AVR-LibC naming conventions
@@ -9642,7 +9639,7 @@ static tree
 avr_handle_addr_attribute (tree *node, tree name, tree args,
 			   int flags ATTRIBUTE_UNUSED, bool *no_add)
 {
-  bool io_p = (strncmp (IDENTIFIER_POINTER (name), "io", 2) == 0);
+  bool io_p = startswith (IDENTIFIER_POINTER (name), "io");
   location_t loc = DECL_SOURCE_LOCATION (*node);
 
   if (!VAR_P (*node))
@@ -10055,7 +10052,7 @@ avr_asm_output_aligned_decl_common (FILE * stream,
   /* __gnu_lto_slim is just a marker for the linker injected by toplev.c.
      There is no need to trigger __do_clear_bss code for them.  */
 
-  if (!STR_PREFIX_P (name, "__gnu_lto"))
+  if (!startswith (name, "__gnu_lto"))
     avr_need_clear_bss_p = true;
 
   if (local_p)
@@ -10154,7 +10151,7 @@ avr_asm_named_section (const char *name, unsigned int flags, tree decl)
       const char *old_prefix = ".rodata";
       const char *new_prefix = avr_addrspace[as].section_name;
 
-      if (STR_PREFIX_P (name, old_prefix))
+      if (startswith (name, old_prefix))
         {
           const char *sname = ACONCAT ((new_prefix,
                                         name + strlen (old_prefix), NULL));
@@ -10167,19 +10164,19 @@ avr_asm_named_section (const char *name, unsigned int flags, tree decl)
     }
 
   if (!avr_need_copy_data_p)
-    avr_need_copy_data_p = (STR_PREFIX_P (name, ".data")
-                            || STR_PREFIX_P (name, ".gnu.linkonce.d"));
+    avr_need_copy_data_p = (startswith (name, ".data")
+			    || startswith (name, ".gnu.linkonce.d"));
 
   if (!avr_need_copy_data_p
 #if defined HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH
       && avr_arch->flash_pm_offset == 0
 #endif
       )
-    avr_need_copy_data_p = (STR_PREFIX_P (name, ".rodata")
-                            || STR_PREFIX_P (name, ".gnu.linkonce.r"));
+    avr_need_copy_data_p = (startswith (name, ".rodata")
+			    || startswith (name, ".gnu.linkonce.r"));
 
   if (!avr_need_clear_bss_p)
-    avr_need_clear_bss_p = STR_PREFIX_P (name, ".bss");
+    avr_need_clear_bss_p = startswith (name, ".bss");
 
   default_elf_asm_named_section (name, flags, decl);
 }
@@ -10192,7 +10189,7 @@ avr_section_type_flags (tree decl, const char *name, int reloc)
 {
   unsigned int flags = default_section_type_flags (decl, name, reloc);
 
-  if (STR_PREFIX_P (name, ".noinit"))
+  if (startswith (name, ".noinit"))
     {
       if (decl && TREE_CODE (decl) == VAR_DECL
 	  && DECL_INITIAL (decl) == NULL_TREE)
@@ -10402,7 +10399,7 @@ avr_asm_select_section (tree decl, int reloc, unsigned HOST_WIDE_INT align)
           const char * old_prefix = ".rodata";
           const char * new_prefix = avr_addrspace[as].section_name;
 
-          if (STR_PREFIX_P (name, old_prefix))
+	  if (startswith (name, old_prefix))
             {
               const char *sname = ACONCAT ((new_prefix,
                                             name + strlen (old_prefix), NULL));