/* Definitions for PA_RISC with ELF format
- Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1999-2024 Free Software Foundation, Inc.
-This file is part of GNU CC.
+This file is part of GCC.
-GNU CC is free software; you can redistribute it and/or modify
+GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
any later version.
-GNU CC is distributed in the hope that it will be useful,
+GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
-
-
-/* A C expression whose value is RTL representing the location of the
- incoming return address at the beginning of any function, before the
- prologue. You only need to define this macro if you want to support
- call frame debugging information like that provided by DWARF 2. */
-#define INCOMING_RETURN_ADDR_RTX (gen_rtx_REG (word_mode, 2))
-#define DWARF_FRAME_RETURN_COLUMN (DWARF_FRAME_REGNUM (2))
-
-/* This macro chooses the encoding of pointers embedded in the exception
- handling sections. If at all possible, this should be defined such
- that the exception handling section will not require dynamic relocations,
- and so may be read-only.
-
- FIXME: We use DW_EH_PE_aligned to output a PLABEL constructor for
- global function pointers. */
-#define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \
- (CODE == 2 && GLOBAL ? DW_EH_PE_aligned : DW_EH_PE_absptr)
-
-/* Handle special EH pointer encodings. Absolute, pc-relative, and
- indirect are handled automatically. Since pc-relative encoding is
- not possible on the PA and we don't have the infrastructure for
- data relative encoding, we use aligned plabels for global function
- pointers. */
-#define ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX(FILE, ENCODING, SIZE, ADDR, DONE) \
- do { \
- if (((ENCODING) & 0x0F) == DW_EH_PE_aligned) \
- { \
- fputs (integer_asm_op (SIZE, FALSE), FILE); \
- fputs ("P%", FILE); \
- assemble_name (FILE, XSTR (ADDR, 0)); \
- goto DONE; \
- } \
- } while (0)
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
+
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
- builtin_define ("__ELF__"); \
- builtin_define ("__gnu_linux__"); \
- builtin_define_std ("linux"); \
- builtin_define_std ("unix"); \
+ GNU_USER_TARGET_OS_CPP_BUILTINS(); \
builtin_assert ("machine=bigendian"); \
- builtin_assert ("system=posix"); \
- builtin_assert ("system=unix"); \
} \
while (0)
#undef CPP_SPEC
-#define CPP_SPEC "%{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} %{posix:-D_POSIX_SOURCE}"
-
-#undef LIB_SPEC
-#define LIB_SPEC \
- "%{pthread:-lpthread} \
- %{shared:-lgcc -lc} \
- %{!shared:%{mieee-fp:-lieee} %{shared-libgcc:-lgcc} %{profile:-lc_p}%{!profile:-lc}}"
+#define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
#undef ASM_SPEC
#define ASM_SPEC \
- "%{v:-V} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}"
+ ""
/* Define this for shared library support because it isn't in the main
linux.h file. */
+#define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1"
+
#undef LINK_SPEC
#define LINK_SPEC "\
%{shared:-shared} \
%{!shared: \
%{!static: \
%{rdynamic:-export-dynamic} \
- %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
+ -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \
%{static:-static}}"
/* glibc's profiling functions don't need gcc to allocate counters. */
-#define NO_PROFILE_COUNTERS 1
+#define NO_DEFERRED_PROFILE_COUNTERS 1
/* Define the strings used for the special svr4 .type and .size directives.
These strings generally do not vary from one system running svr4 to
file which includes this one. */
#undef STRING_ASM_OP
-#define STRING_ASM_OP ".stringz"
+#define STRING_ASM_OP "\t.stringz\t"
#define TEXT_SECTION_ASM_OP "\t.text"
#define DATA_SECTION_ASM_OP "\t.data"
#define BSS_SECTION_ASM_OP "\t.section\t.bss"
-/* Output at beginning of assembler file. We override the definition
- from <linux.h> so that we can get the proper .LEVEL directive. */
-#undef ASM_FILE_START
-#define ASM_FILE_START(FILE) \
- do \
- { \
- if (write_symbols != NO_DEBUG) \
- { \
- output_file_directive (FILE, main_input_filename); \
- fputs ("\t.version\t\"01.01\"\n", FILE); \
- } \
- if (TARGET_64BIT) \
- fputs("\t.LEVEL 2.0w\n", FILE); \
- else if (TARGET_PA_20) \
- fputs("\t.LEVEL 2.0\n", FILE); \
- else if (TARGET_PA_11) \
- fputs("\t.LEVEL 1.1\n", FILE); \
- else \
- fputs("\t.LEVEL 1.0\n", FILE); \
- if (profile_flag) \
- fputs ("\t.IMPORT _mcount, CODE\n", FILE); \
- } \
- while (0)
+#define TARGET_ASM_FILE_START pa_linux_file_start
/* We want local labels to start with period if made with asm_fprintf. */
#undef LOCAL_LABEL_PREFIX
#undef ASM_OUTPUT_ADDR_VEC_ELT
#define ASM_OUTPUT_ADDR_VEC_ELT(FILE, VALUE) \
- if (TARGET_BIG_SWITCH) \
- fprintf (FILE, "\tstw %%r1,-16(%%r30)\n\tldil LR'.L%d,%%r1\n\tbe RR'.L%d(%%sr4,%%r1)\n\tldw -16(%%r30),%%r1\n", VALUE, VALUE); \
- else \
- fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE)
+ fprintf (FILE, "\t.word .L%d\n", VALUE)
#undef ASM_OUTPUT_ADDR_DIFF_ELT
#define ASM_OUTPUT_ADDR_DIFF_ELT(FILE, BODY, VALUE, REL) \
- if (TARGET_BIG_SWITCH) \
- fprintf (FILE, "\tstw %%r1,-16(%%r30)\n\tldw T'.L%d(%%r19),%%r1\n\tbv %%r0(%%r1)\n\tldw -16(%%r30),%%r1\n", VALUE); \
- else \
- fprintf (FILE, "\tb .L%d\n\tnop\n", VALUE)
+ fprintf (FILE, "\t.word .L%d-.L%d\n", VALUE, REL)
/* Use the default. */
#undef ASM_OUTPUT_LABEL
does what we want (i.e. uses colons). It must be compatible with
ASM_GENERATE_INTERNAL_LABEL(), so do not define it here. */
+/* Use the default. */
+#undef ASM_OUTPUT_INTERNAL_LABEL
+
/* Use the default. */
#undef TARGET_ASM_GLOBALIZE_LABEL
/* Globalizing directive for a label. */
#define GLOBAL_ASM_OP ".globl "
/* FIXME: Hacked from the <elfos.h> one so that we avoid multiple
- labels in a function declaration (since pa.c seems determined to do
- it differently) */
+ labels in a function declaration (since pa.cc seems determined to do
+ it differently). */
#undef ASM_DECLARE_FUNCTION_NAME
#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \
{ \
ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \
ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \
+ pa_output_function_label (FILE); \
} \
while (0)
+/* Output function prologue for linux. */
+#undef TARGET_ASM_FUNCTION_PROLOGUE
+#define TARGET_ASM_FUNCTION_PROLOGUE pa_linux_output_function_prologue
+
/* As well as globalizing the label, we need to encode the label
to ensure a plabel is generated in an indirect call. */
do \
{ \
if (!FUNCTION_NAME_P (XSTR (FUN, 0))) \
- hppa_encode_label (FUN); \
+ pa_encode_label (FUN); \
(*targetm.asm_out.globalize_label) (FILE, XSTR (FUN, 0)); \
} \
while (0)
-/* Linux always uses gas. */
#undef TARGET_GAS
#define TARGET_GAS 1
+
+/* The SYNC operations are implemented as library functions, not
+ INSN patterns. As a result, the HAVE defines for the patterns are
+ not defined. We need to define them to generate the corresponding
+ __GCC_HAVE_SYNC_COMPARE_AND_SWAP_* and __GCC_ATOMIC_*_LOCK_FREE
+ defines. */
+
+#define HAVE_sync_compare_and_swapqi 1
+#define HAVE_sync_compare_and_swaphi 1
+#define HAVE_sync_compare_and_swapsi 1
+#define HAVE_sync_compare_and_swapdi 1
+
+/* Enable GNU stack notes. */
+
+#undef NEED_INDICATE_EXEC_STACK
+#define NEED_INDICATE_EXEC_STACK 1