From: Zack Weinberg Date: Mon, 3 Sep 2007 17:11:32 +0000 (+0000) Subject: config.gcc: Delete stanza for arm-semi-aof and armel-semi-aof targets. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=96a3900df6837b6f29a3e6b43c5e1c0227fcea00;p=gcc.git config.gcc: Delete stanza for arm-semi-aof and armel-semi-aof targets. * config.gcc: Delete stanza for arm-semi-aof and armel-semi-aof targets. * config/arm/arm-protos.h * config/arm/arm.c * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks; make all #ifndef AOF_ASSEMBLER blocks unconditional. Also delete aof_pic_label and remove mention of AOF in comments. * config/arm/arm.md: Delete patterns used only for AOF assembly. * config/arm/aof.h * config/arm/semiaof.h * config/arm/t-semi: Delete file. From-SVN: r128052 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3cd2afaff0f..c38d70a9054 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,17 @@ +2007-09-03 Zack Weinberg + + * config.gcc: Delete stanza for arm-semi-aof and + armel-semi-aof targets. + * config/arm/arm-protos.h + * config/arm/arm.c + * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks; + make all #ifndef AOF_ASSEMBLER blocks unconditional. Also + delete aof_pic_label and remove mention of AOF in comments. + * config/arm/arm.md: Delete patterns used only for AOF assembly. + * config/arm/aof.h + * config/arm/semiaof.h + * config/arm/t-semi: Delete file. + 2007-09-03 Kaveh R. Ghazi * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX, diff --git a/gcc/config.gcc b/gcc/config.gcc index 9f6c0262cb9..8523de7e735 100644 --- a/gcc/config.gcc +++ b/gcc/config.gcc @@ -700,10 +700,6 @@ arm-*-coff* | armel-*-coff*) tm_file="arm/semi.h arm/aout.h arm/arm.h arm/coff.h dbxcoff.h" tmake_file="arm/t-arm arm/t-arm-coff" ;; -arm-semi-aof | armel-semi-aof) - tm_file="arm/semiaof.h arm/aof.h arm/arm.h" - tmake_file="arm/t-arm arm/t-semi" - ;; arm-wrs-vxworks) tm_file="elfos.h arm/elf.h arm/aout.h ${tm_file} vx-common.h vxworks.h arm/vxworks.h" tmake_file="${tmake_file} arm/t-arm arm/t-vxworks" diff --git a/gcc/config/arm/aof.h b/gcc/config/arm/aof.h deleted file mode 100644 index 34695f89503..00000000000 --- a/gcc/config/arm/aof.h +++ /dev/null @@ -1,339 +0,0 @@ -/* Definitions of target machine for GNU compiler, for Advanced RISC Machines - ARM compilation, AOF Assembler. - Copyright (C) 1995, 1996, 1997, 2000, 2003, 2004, 2007 - Free Software Foundation, Inc. - Contributed by Richard Earnshaw (rearnsha@armltd.co.uk) - - This file is part of GCC. - - 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 3, or (at your - option) any later version. - - 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 GCC; see the file COPYING3. If not see - . */ - - - -#define AOF_ASSEMBLER - -#define LINK_LIBGCC_SPECIAL 1 - -#define LINK_SPEC "%{aof} %{bin} %{aif} %{ihf} %{shl,*} %{reent*} %{split} \ - %{ov*} %{reloc*} -nodebug" - -#define STARTFILE_SPEC "crtbegin.o%s" - -#define ENDFILE_SPEC "crtend.o%s" - -#ifndef ASM_SPEC -#define ASM_SPEC "%{g -g} -arch 4 -apcs 3/32bit" -#endif - -#ifndef LIB_SPEC -#define LIB_SPEC "%{Eb: armlib_h.32b%s}%{!Eb: armlib_h.32l%s}" -#endif - -#define LIBGCC_SPEC "libgcc.a%s" - -#define CTOR_LIST_BEGIN \ - asm (CTORS_SECTION_ASM_OP); \ - extern func_ptr __CTOR_END__[1]; \ - func_ptr __CTOR_LIST__[1] = {__CTOR_END__}; - -#define CTOR_LIST_END \ - asm (CTORS_SECTION_ASM_OP); \ - func_ptr __CTOR_END__[1] = { (func_ptr) 0 }; - -#define DO_GLOBAL_CTORS_BODY \ - do \ - { \ - func_ptr *ptr = __CTOR_LIST__ + 1; \ - \ - while (*ptr) \ - (*ptr++) (); \ - } \ - while (0) - -#define DTOR_LIST_BEGIN \ - asm (DTORS_SECTION_ASM_OP); \ - extern func_ptr __DTOR_END__[1]; \ - func_ptr __DTOR_LIST__[1] = {__DTOR_END__}; - -#define DTOR_LIST_END \ - asm (DTORS_SECTION_ASM_OP); \ - func_ptr __DTOR_END__[1] = { (func_ptr) 0 }; - -#define DO_GLOBAL_DTORS_BODY \ - do \ - { \ - func_ptr *ptr = __DTOR_LIST__ + 1; \ - \ - while (*ptr) \ - (*ptr++) (); \ - } \ - while (0) - -/* We really want to put Thumb tables in a read-only data section, but - switching to another section during function output is not - possible. We could however do what the SPARC does and defer the - whole table generation until the end of the function. */ -#define JUMP_TABLES_IN_TEXT_SECTION 1 - -#define TARGET_ASM_INIT_SECTIONS aof_asm_init_sections - -/* Some systems use __main in a way incompatible with its use in gcc, in these - cases use the macros NAME__MAIN to give a quoted symbol and SYMBOL__MAIN to - give the same symbol without quotes for an alternative entry point. You - must define both, or neither. */ -#define NAME__MAIN "__gccmain" -#define SYMBOL__MAIN __gccmain - -#define ASM_COMMENT_START ";" -#define ASM_APP_ON "" -#define ASM_APP_OFF "" - -#define ASM_OUTPUT_ASCII(STREAM, PTR, LEN) \ -{ \ - int i; \ - const char *ptr = (PTR); \ - fprintf ((STREAM), "\tDCB"); \ - for (i = 0; i < (long)(LEN); i++) \ - fprintf ((STREAM), " &%02x%s", \ - (unsigned ) *(ptr++), \ - (i + 1 < (long)(LEN) \ - ? ((i & 3) == 3 ? "\n\tDCB" : ",") \ - : "\n")); \ -} - -#define IS_ASM_LOGICAL_LINE_SEPARATOR(C) ((C) == '\n') - -/* Output of Uninitialized Variables. */ - -#define ASM_OUTPUT_COMMON(STREAM, NAME, SIZE, ROUNDED) \ - (in_section = NULL, \ - fprintf ((STREAM), "\tAREA "), \ - assemble_name ((STREAM), (NAME)), \ - fprintf ((STREAM), ", DATA, COMMON\n\t%% %d\t%s size=%d\n", \ - (int)(ROUNDED), ASM_COMMENT_START, (int)(SIZE))) - -#define ASM_OUTPUT_LOCAL(STREAM, NAME, SIZE, ROUNDED) \ - (zero_init_section (), \ - assemble_name ((STREAM), (NAME)), \ - fprintf ((STREAM), "\n"), \ - fprintf ((STREAM), "\t%% %d\t%s size=%d\n", \ - (int)(ROUNDED), ASM_COMMENT_START, (int)(SIZE))) - -/* Output and Generation of Labels */ -extern int arm_main_function; - -/* Globalizing directive for a label. */ -#define GLOBAL_ASM_OP "\tEXPORT\t" - -#define ASM_OUTPUT_LABEL(STREAM,NAME) \ -do { \ - assemble_name (STREAM,NAME); \ - fputs ("\n", STREAM); \ -} while (0) - -#define ASM_DECLARE_FUNCTION_NAME(STREAM,NAME,DECL) \ -{ \ - if (TARGET_POKE_FUNCTION_NAME) \ - arm_poke_function_name ((STREAM), (NAME)); \ - ASM_OUTPUT_LABEL (STREAM, NAME); \ - if (! TREE_PUBLIC (DECL)) \ - { \ - fputs ("\tKEEP ", STREAM); \ - ASM_OUTPUT_LABEL (STREAM, NAME); \ - } \ - aof_delete_import ((NAME)); \ -} - -#define ASM_DECLARE_OBJECT_NAME(STREAM,NAME,DECL) \ -{ \ - ASM_OUTPUT_LABEL (STREAM, NAME); \ - if (! TREE_PUBLIC (DECL)) \ - { \ - fputs ("\tKEEP ", STREAM); \ - ASM_OUTPUT_LABEL (STREAM, NAME); \ - } \ - aof_delete_import ((NAME)); \ -} - -#define ASM_OUTPUT_EXTERNAL(STREAM,DECL,NAME) \ - aof_add_import ((NAME)) - -#define ASM_OUTPUT_EXTERNAL_LIBCALL(STREAM,SYMREF) \ - (fprintf ((STREAM), "\tIMPORT\t"), \ - assemble_name ((STREAM), XSTR ((SYMREF), 0)), \ - fputc ('\n', (STREAM))) - -#define ASM_OUTPUT_LABELREF(STREAM,NAME) \ - fprintf ((STREAM), "|%s|", NAME) - -#define ASM_GENERATE_INTERNAL_LABEL(STRING,PREFIX,NUM) \ - sprintf ((STRING), "*|%s..%ld|", (PREFIX), (long)(NUM)) - -/* How initialization functions are handled. */ - -#define CTORS_SECTION_ASM_OP "\tAREA\t|C$$gnu_ctorsvec|, DATA, READONLY" -#define DTORS_SECTION_ASM_OP "\tAREA\t|C$$gnu_dtorsvec|, DATA, READONLY" - -/* Output of Assembler Instructions. Note that the ?xx registers are - there so that VFPv3/NEON registers D16-D31 have the same spacing as D0-D15 - (each of which is overlaid on two S registers), although there are no - actual single-precision registers which correspond to D16-D31. */ - -#define REGISTER_NAMES \ -{ \ - "a1", "a2", "a3", "a4", \ - "v1", "v2", "v3", "v4", \ - "v5", "v6", "sl", "fp", \ - "ip", "sp", "lr", "pc", \ - "f0", "f1", "f2", "f3", \ - "f4", "f5", "f6", "f7", \ - "cc", "sfp", "afp", \ - "mv0", "mv1", "mv2", "mv3", \ - "mv4", "mv5", "mv6", "mv7", \ - "mv8", "mv9", "mv10", "mv11", \ - "mv12", "mv13", "mv14", "mv15", \ - "wcgr0", "wcgr1", "wcgr2", "wcgr3", \ - "wr0", "wr1", "wr2", "wr3", \ - "wr4", "wr5", "wr6", "wr7", \ - "wr8", "wr9", "wr10", "wr11", \ - "wr12", "wr13", "wr14", "wr15", \ - "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7", \ - "s8", "s9", "s10", "s11", "s12", "s13", "s14", "s15", \ - "s16", "s17", "s18", "s19", "s20", "s21", "s22", "s23", \ - "s24", "s25", "s26", "s27", "s28", "s29", "s30", "s31", \ - "d16", "?16", "d17", "?17", "d18", "?18", "d19", "?19", \ - "d20", "?20", "d21", "?21", "d22", "?22", "d23", "?23", \ - "d24", "?24", "d25", "?25", "d26", "?26", "d27", "?27", \ - "d28", "?28", "d29", "?29", "d30", "?30", "d31", "?31", \ - "vfpcc" \ -} - -#define ADDITIONAL_REGISTER_NAMES \ -{ \ - {"r0", 0}, {"a1", 0}, \ - {"r1", 1}, {"a2", 1}, \ - {"r2", 2}, {"a3", 2}, \ - {"r3", 3}, {"a4", 3}, \ - {"r4", 4}, {"v1", 4}, \ - {"r5", 5}, {"v2", 5}, \ - {"r6", 6}, {"v3", 6}, \ - {"r7", 7}, {"wr", 7}, \ - {"r8", 8}, {"v5", 8}, \ - {"r9", 9}, {"v6", 9}, \ - {"r10", 10}, {"sl", 10}, {"v7", 10}, \ - {"r11", 11}, {"fp", 11}, \ - {"r12", 12}, {"ip", 12}, \ - {"r13", 13}, {"sp", 13}, \ - {"r14", 14}, {"lr", 14}, \ - {"r15", 15}, {"pc", 15}, \ - {"d0", 63}, {"q0", 63}, \ - {"d1", 65}, \ - {"d2", 67}, {"q1", 67}, \ - {"d3", 69}, \ - {"d4", 71}, {"q2", 71}, \ - {"d5", 73}, \ - {"d6", 75}, {"q3", 75}, \ - {"d7", 77}, \ - {"d8", 79}, {"q4", 79}, \ - {"d9", 81}, \ - {"d10", 83}, {"q5", 83}, \ - {"d11", 85}, \ - {"d12", 87}, {"q6", 87}, \ - {"d13", 89}, \ - {"d14", 91}, {"q7", 91}, \ - {"d15", 93}, \ - {"q8", 95}, \ - {"q9", 99}, \ - {"q10", 103}, \ - {"q11", 107}, \ - {"q12", 111}, \ - {"q13", 115}, \ - {"q14", 119}, \ - {"q15", 123} \ -} - -#define REGISTER_PREFIX "__" -#define USER_LABEL_PREFIX "" -#define LOCAL_LABEL_PREFIX "" - -/* AOF does not prefix user function names with an underscore. */ -#define ARM_MCOUNT_NAME "_mcount" - -/* Output of Dispatch Tables. */ -#define ASM_OUTPUT_ADDR_DIFF_ELT(STREAM, BODY, VALUE, REL) \ - do \ - { \ - if (TARGET_ARM) \ - fprintf ((STREAM), "\tb\t|L..%d|\n", (VALUE)); \ - else if (TARGET_THUMB1) \ - fprintf ((STREAM), "\tDCD\t|L..%d| - |L..%d|\n", (VALUE), (REL)); \ - else /* Thumb-2 */ \ - { \ - switch (GET_MODE(body)) \ - { \ - case QImode: /* TBB */ \ - asm_fprintf (STREAM, "\tDCB\t(|L..%d| - |L..%d|)/2\n", \ - VALUE, REL); \ - break; \ - case HImode: /* TBH */ \ - asm_fprintf (STREAM, "\tDCW\t|L..%d| - |L..%d|)/2\n", \ - VALUE, REL); \ - break; \ - case SImode: \ - if (flag_pic) \ - asm_fprintf (STREAM, "\tDCD\t|L..%d| + 1 - |L..%d|\n", \ - VALUE, REL); \ - else \ - asm_fprintf (STREAM, "\tDCD\t|L..%d| + 1\n", VALUE); \ - break; \ - default: \ - gcc_unreachable(); \ - } \ - } \ - } \ - while (0) - -#define ASM_OUTPUT_ADDR_VEC_ELT(STREAM, VALUE) \ - do \ - { \ - gcc_assert (!TARGET_THUMB2) \ - fprintf ((STREAM), "\tDCD\t|L..%d|\n", (VALUE)) \ - } \ - while (0) - - -/* A label marking the start of a jump table is a data label. */ -#define ASM_OUTPUT_CASE_LABEL(STREAM, PREFIX, NUM, TABLE) \ - fprintf ((STREAM), "\tALIGN\n|%s..%d|\n", (PREFIX), (NUM)) - -/* Assembler Commands for Alignment. */ -#define ASM_OUTPUT_SKIP(STREAM, NBYTES) \ - fprintf ((STREAM), "\t%%\t%d\n", (int) (NBYTES)) - -#define ASM_OUTPUT_ALIGN(STREAM, POWER) \ - do \ - { \ - int amount = 1 << (POWER); \ - \ - if (amount == 2) \ - fprintf ((STREAM), "\tALIGN 2\n"); \ - else if (amount == 4) \ - fprintf ((STREAM), "\tALIGN\n"); \ - else \ - fprintf ((STREAM), "\tALIGN %d\n", amount); \ - } \ - while (0) - -#undef DBX_DEBUGGING_INFO diff --git a/gcc/config/arm/arm-protos.h b/gcc/config/arm/arm-protos.h index fd81903eae1..a13b82ab1b8 100644 --- a/gcc/config/arm/arm-protos.h +++ b/gcc/config/arm/arm-protos.h @@ -163,13 +163,6 @@ extern rtx arm_function_value(const_tree, const_tree); #endif extern int arm_apply_result_size (void); -#if defined AOF_ASSEMBLER -extern rtx aof_pic_entry (rtx); -extern void aof_add_import (const char *); -extern void aof_delete_import (const char *); -extern void zero_init_section (void); -#endif /* AOF_ASSEMBLER */ - #endif /* RTX_CODE */ extern int arm_float_words_big_endian (void); diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c index f36b7264cc9..e4b30b3ca58 100644 --- a/gcc/config/arm/arm.c +++ b/gcc/config/arm/arm.c @@ -76,9 +76,7 @@ static unsigned long thumb1_compute_save_reg_mask (void); static int const_ok_for_op (HOST_WIDE_INT, enum rtx_code); static rtx emit_sfm (int, int); static int arm_size_return_regs (void); -#ifndef AOF_ASSEMBLER static bool arm_assemble_integer (rtx, unsigned int, int); -#endif static const char *fp_const_from_val (REAL_VALUE_TYPE *); static arm_cc get_arm_condition_code (rtx); static HOST_WIDE_INT int_log2 (HOST_WIDE_INT); @@ -158,14 +156,6 @@ static void arm_encode_section_info (tree, rtx, int); static void arm_file_end (void); static void arm_file_start (void); -#ifdef AOF_ASSEMBLER -static void aof_globalize_label (FILE *, const char *); -static void aof_dump_imports (FILE *); -static void aof_dump_pic_table (FILE *); -static void aof_file_start (void); -static void aof_file_end (void); -static void aof_asm_init_sections (void); -#endif static void arm_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode, tree, int *, int); static bool arm_pass_by_reference (CUMULATIVE_ARGS *, @@ -213,25 +203,10 @@ static void arm_output_dwarf_dtprel (FILE *, int, rtx) ATTRIBUTE_UNUSED; #undef TARGET_ASM_FILE_END #define TARGET_ASM_FILE_END arm_file_end -#ifdef AOF_ASSEMBLER -#undef TARGET_ASM_BYTE_OP -#define TARGET_ASM_BYTE_OP "\tDCB\t" -#undef TARGET_ASM_ALIGNED_HI_OP -#define TARGET_ASM_ALIGNED_HI_OP "\tDCW\t" -#undef TARGET_ASM_ALIGNED_SI_OP -#define TARGET_ASM_ALIGNED_SI_OP "\tDCD\t" -#undef TARGET_ASM_GLOBALIZE_LABEL -#define TARGET_ASM_GLOBALIZE_LABEL aof_globalize_label -#undef TARGET_ASM_FILE_START -#define TARGET_ASM_FILE_START aof_file_start -#undef TARGET_ASM_FILE_END -#define TARGET_ASM_FILE_END aof_file_end -#else #undef TARGET_ASM_ALIGNED_SI_OP #define TARGET_ASM_ALIGNED_SI_OP NULL #undef TARGET_ASM_INTEGER #define TARGET_ASM_INTEGER arm_assemble_integer -#endif #undef TARGET_ASM_FUNCTION_PROLOGUE #define TARGET_ASM_FUNCTION_PROLOGUE arm_output_function_prologue @@ -3433,9 +3408,7 @@ legitimize_pic_address (rtx orig, enum machine_mode mode, rtx reg) if (GET_CODE (orig) == SYMBOL_REF || GET_CODE (orig) == LABEL_REF) { -#ifndef AOF_ASSEMBLER rtx pic_ref, address; -#endif rtx insn; int subregs = 0; @@ -3450,11 +3423,6 @@ legitimize_pic_address (rtx orig, enum machine_mode mode, rtx reg) subregs = 1; } -#ifdef AOF_ASSEMBLER - /* The AOF assembler can generate relocations for these directly, and - understands that the PIC register has to be added into the offset. */ - insn = emit_insn (gen_pic_load_addr_based (reg, orig)); -#else if (subregs) address = gen_reg_rtx (Pmode); else @@ -3487,7 +3455,7 @@ legitimize_pic_address (rtx orig, enum machine_mode mode, rtx reg) } insn = emit_move_insn (reg, pic_ref); -#endif + /* Put a REG_EQUAL note on this insn, so that it can be optimized by loop. */ set_unique_reg_note (insn, REG_EQUAL, orig); @@ -3616,7 +3584,6 @@ static GTY(()) int pic_labelno; void arm_load_pic_register (unsigned long saved_regs ATTRIBUTE_UNUSED) { -#ifndef AOF_ASSEMBLER rtx l1, labelno, pic_tmp, pic_tmp2, pic_rtx, pic_reg; rtx global_offset_table; @@ -3707,7 +3674,6 @@ arm_load_pic_register (unsigned long saved_regs ATTRIBUTE_UNUSED) /* Need to emit this whether or not we obey regdecls, since setjmp/longjmp can cause life info to screw up. */ emit_insn (gen_rtx_USE (VOIDmode, pic_reg)); -#endif /* AOF_ASSEMBLER */ } @@ -9105,14 +9071,6 @@ push_minipool_fix (rtx insn, HOST_WIDE_INT address, rtx *loc, { Mfix * fix = (Mfix *) obstack_alloc (&minipool_obstack, sizeof (* fix)); -#ifdef AOF_ASSEMBLER - /* PIC symbol references need to be converted into offsets into the - based area. */ - /* XXX This shouldn't be done here. */ - if (flag_pic && GET_CODE (value) == SYMBOL_REF) - value = aof_pic_entry (value); -#endif /* AOF_ASSEMBLER */ - fix->insn = insn; fix->address = address; fix->loc = loc; @@ -11282,11 +11240,6 @@ arm_output_function_prologue (FILE *f, HOST_WIDE_INT frame_size) if (current_function_calls_eh_return) asm_fprintf (f, "\t@ Calls __builtin_eh_return.\n"); -#ifdef AOF_ASSEMBLER - if (flag_pic) - asm_fprintf (f, "\tmov\t%r, %r\n", IP_REGNUM, PIC_OFFSET_TABLE_REGNUM); -#endif - return_used_this_function = 0; } @@ -13115,7 +13068,6 @@ arm_print_operand (FILE *stream, rtx x, int code) } } -#ifndef AOF_ASSEMBLER /* Target hook for assembling integer objects. The ARM version needs to handle word-sized values specially. */ static bool @@ -13243,7 +13195,6 @@ arm_elf_asm_destructor (rtx symbol, int priority) { arm_elf_asm_cdtor (symbol, priority, /*is_ctor=*/false); } -#endif /* A finite state machine takes care of noticing whether or not instructions can be conditionally executed, and thus decrease execution time and code @@ -17629,239 +17580,6 @@ arm_file_end (void) } } -rtx aof_pic_label; - -#ifdef AOF_ASSEMBLER -/* Special functions only needed when producing AOF syntax assembler. */ - -struct pic_chain -{ - struct pic_chain * next; - const char * symname; -}; - -static struct pic_chain * aof_pic_chain = NULL; - -rtx -aof_pic_entry (rtx x) -{ - struct pic_chain ** chainp; - int offset; - - if (aof_pic_label == NULL_RTX) - { - aof_pic_label = gen_rtx_SYMBOL_REF (Pmode, "x$adcons"); - } - - for (offset = 0, chainp = &aof_pic_chain; *chainp; - offset += 4, chainp = &(*chainp)->next) - if ((*chainp)->symname == XSTR (x, 0)) - return plus_constant (aof_pic_label, offset); - - *chainp = (struct pic_chain *) xmalloc (sizeof (struct pic_chain)); - (*chainp)->next = NULL; - (*chainp)->symname = XSTR (x, 0); - return plus_constant (aof_pic_label, offset); -} - -void -aof_dump_pic_table (FILE *f) -{ - struct pic_chain * chain; - - if (aof_pic_chain == NULL) - return; - - asm_fprintf (f, "\tAREA |%r$$adcons|, BASED %r\n", - PIC_OFFSET_TABLE_REGNUM, - PIC_OFFSET_TABLE_REGNUM); - fputs ("|x$adcons|\n", f); - - for (chain = aof_pic_chain; chain; chain = chain->next) - { - fputs ("\tDCD\t", f); - assemble_name (f, chain->symname); - fputs ("\n", f); - } -} - -int arm_text_section_count = 1; - -/* A get_unnamed_section callback for switching to the text section. */ - -static void -aof_output_text_section_asm_op (const void *data ATTRIBUTE_UNUSED) -{ - fprintf (asm_out_file, "\tAREA |C$$code%d|, CODE, READONLY", - arm_text_section_count++); - if (flag_pic) - fprintf (asm_out_file, ", PIC, REENTRANT"); - fprintf (asm_out_file, "\n"); -} - -static int arm_data_section_count = 1; - -/* A get_unnamed_section callback for switching to the data section. */ - -static void -aof_output_data_section_asm_op (const void *data ATTRIBUTE_UNUSED) -{ - fprintf (asm_out_file, "\tAREA |C$$data%d|, DATA\n", - arm_data_section_count++); -} - -/* Implement TARGET_ASM_INIT_SECTIONS. - - AOF Assembler syntax is a nightmare when it comes to areas, since once - we change from one area to another, we can't go back again. Instead, - we must create a new area with the same attributes and add the new output - to that. Unfortunately, there is nothing we can do here to guarantee that - two areas with the same attributes will be linked adjacently in the - resulting executable, so we have to be careful not to do pc-relative - addressing across such boundaries. */ - -static void -aof_asm_init_sections (void) -{ - text_section = get_unnamed_section (SECTION_CODE, - aof_output_text_section_asm_op, NULL); - data_section = get_unnamed_section (SECTION_WRITE, - aof_output_data_section_asm_op, NULL); - readonly_data_section = text_section; -} - -void -zero_init_section (void) -{ - static int zero_init_count = 1; - - fprintf (asm_out_file, "\tAREA |C$$zidata%d|,NOINIT\n", zero_init_count++); - in_section = NULL; -} - -/* The AOF assembler is religiously strict about declarations of - imported and exported symbols, so that it is impossible to declare - a function as imported near the beginning of the file, and then to - export it later on. It is, however, possible to delay the decision - until all the functions in the file have been compiled. To get - around this, we maintain a list of the imports and exports, and - delete from it any that are subsequently defined. At the end of - compilation we spit the remainder of the list out before the END - directive. */ - -struct import -{ - struct import * next; - const char * name; -}; - -static struct import * imports_list = NULL; - -void -aof_add_import (const char *name) -{ - struct import * new; - - for (new = imports_list; new; new = new->next) - if (new->name == name) - return; - - new = (struct import *) xmalloc (sizeof (struct import)); - new->next = imports_list; - imports_list = new; - new->name = name; -} - -void -aof_delete_import (const char *name) -{ - struct import ** old; - - for (old = &imports_list; *old; old = & (*old)->next) - { - if ((*old)->name == name) - { - *old = (*old)->next; - return; - } - } -} - -int arm_main_function = 0; - -static void -aof_dump_imports (FILE *f) -{ - /* The AOF assembler needs this to cause the startup code to be extracted - from the library. Brining in __main causes the whole thing to work - automagically. */ - if (arm_main_function) - { - switch_to_section (text_section); - fputs ("\tIMPORT __main\n", f); - fputs ("\tDCD __main\n", f); - } - - /* Now dump the remaining imports. */ - while (imports_list) - { - fprintf (f, "\tIMPORT\t"); - assemble_name (f, imports_list->name); - fputc ('\n', f); - imports_list = imports_list->next; - } -} - -static void -aof_globalize_label (FILE *stream, const char *name) -{ - default_globalize_label (stream, name); - if (! strcmp (name, "main")) - arm_main_function = 1; -} - -static void -aof_file_start (void) -{ - fputs ("__r0\tRN\t0\n", asm_out_file); - fputs ("__a1\tRN\t0\n", asm_out_file); - fputs ("__a2\tRN\t1\n", asm_out_file); - fputs ("__a3\tRN\t2\n", asm_out_file); - fputs ("__a4\tRN\t3\n", asm_out_file); - fputs ("__v1\tRN\t4\n", asm_out_file); - fputs ("__v2\tRN\t5\n", asm_out_file); - fputs ("__v3\tRN\t6\n", asm_out_file); - fputs ("__v4\tRN\t7\n", asm_out_file); - fputs ("__v5\tRN\t8\n", asm_out_file); - fputs ("__v6\tRN\t9\n", asm_out_file); - fputs ("__sl\tRN\t10\n", asm_out_file); - fputs ("__fp\tRN\t11\n", asm_out_file); - fputs ("__ip\tRN\t12\n", asm_out_file); - fputs ("__sp\tRN\t13\n", asm_out_file); - fputs ("__lr\tRN\t14\n", asm_out_file); - fputs ("__pc\tRN\t15\n", asm_out_file); - fputs ("__f0\tFN\t0\n", asm_out_file); - fputs ("__f1\tFN\t1\n", asm_out_file); - fputs ("__f2\tFN\t2\n", asm_out_file); - fputs ("__f3\tFN\t3\n", asm_out_file); - fputs ("__f4\tFN\t4\n", asm_out_file); - fputs ("__f5\tFN\t5\n", asm_out_file); - fputs ("__f6\tFN\t6\n", asm_out_file); - fputs ("__f7\tFN\t7\n", asm_out_file); - switch_to_section (text_section); -} - -static void -aof_file_end (void) -{ - if (flag_pic) - aof_dump_pic_table (asm_out_file); - arm_file_end (); - aof_dump_imports (asm_out_file); - fputs ("\tEND\n", asm_out_file); -} -#endif /* AOF_ASSEMBLER */ - #ifndef ARM_PE /* Symbols in the text segment can be accessed without indirecting via the constant pool; it may take an extra binary operation, but this is still @@ -17872,12 +17590,8 @@ aof_file_end (void) static void arm_encode_section_info (tree decl, rtx rtl, int first) { - /* This doesn't work with AOF syntax, since the string table may be in - a different AREA. */ -#ifndef AOF_ASSEMBLER if (optimize > 0 && TREE_CONSTANT (decl)) SYMBOL_REF_FLAG (XEXP (rtl, 0)) = 1; -#endif default_encode_section_info (decl, rtl, first); } diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h index ac97a1fabf5..9c8534cbaf9 100644 --- a/gcc/config/arm/arm.h +++ b/gcc/config/arm/arm.h @@ -132,8 +132,6 @@ extern rtx pool_vector_label; /* Set to 1 when a return insn is output, this means that the epilogue is not needed. */ extern int return_used_this_function; -/* Used to produce AOF syntax assembler. */ -extern GTY(()) rtx aof_pic_label; /* Just in case configure has failed to define anything. */ #ifndef TARGET_CPU_DEFAULT @@ -1650,8 +1648,7 @@ typedef struct /* If your target environment doesn't prefix user functions with an - underscore, you may wish to re-define this to prevent any conflicts. - e.g. AOF may prefix mcount with an underscore. */ + underscore, you may wish to re-define this to prevent any conflicts. */ #ifndef ARM_MCOUNT_NAME #define ARM_MCOUNT_NAME "*mcount" #endif @@ -1922,22 +1919,12 @@ typedef struct /* Recognize any constant value that is a valid address. */ /* XXX We can address any constant, eventually... */ - -#ifdef AOF_ASSEMBLER - -#define CONSTANT_ADDRESS_P(X) \ - (GET_CODE (X) == SYMBOL_REF && CONSTANT_POOL_ADDRESS_P (X)) - -#else - /* ??? Should the TARGET_ARM here also apply to thumb2? */ #define CONSTANT_ADDRESS_P(X) \ (GET_CODE (X) == SYMBOL_REF \ && (CONSTANT_POOL_ADDRESS_P (X) \ || (TARGET_ARM && optimize > 0 && SYMBOL_REF_FLAG (X)))) -#endif /* AOF_ASSEMBLER */ - /* True if SYMBOL + OFFSET constants must refer to something within SYMBOL's section. */ #define ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P 0 diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md index 4a63cfead94..8a383e051b6 100644 --- a/gcc/config/arm/arm.md +++ b/gcc/config/arm/arm.md @@ -4849,39 +4849,6 @@ (set (attr "pool_range") (const_int 1024))] ) -;; This variant is used for AOF assembly, since it needs to mention the -;; pic register in the rtl. -(define_expand "pic_load_addr_based" - [(set (match_operand:SI 0 "s_register_operand" "") - (unspec:SI [(match_operand 1 "" "") (match_dup 2)] UNSPEC_PIC_SYM))] - "TARGET_ARM && flag_pic" - "operands[2] = cfun->machine->pic_reg;" -) - -(define_insn "*pic_load_addr_based_insn" - [(set (match_operand:SI 0 "s_register_operand" "=r") - (unspec:SI [(match_operand 1 "" "") - (match_operand 2 "s_register_operand" "r")] - UNSPEC_PIC_SYM))] - "TARGET_EITHER && flag_pic && operands[2] == cfun->machine->pic_reg" - "* -#ifdef AOF_ASSEMBLER - operands[1] = aof_pic_entry (operands[1]); -#endif - output_asm_insn (\"ldr%?\\t%0, %a1\", operands); - return \"\"; - " - [(set_attr "type" "load1") - (set (attr "pool_range") - (if_then_else (eq_attr "is_thumb" "yes") - (const_int 1024) - (const_int 4096))) - (set (attr "neg_pool_range") - (if_then_else (eq_attr "is_thumb" "yes") - (const_int 0) - (const_int 4084)))] -) - (define_insn "pic_add_dot_plus_four" [(set (match_operand:SI 0 "register_operand" "=r") (unspec:SI [(plus:SI (match_operand:SI 1 "register_operand" "0") diff --git a/gcc/config/arm/semiaof.h b/gcc/config/arm/semiaof.h deleted file mode 100644 index 6e0bf583d5a..00000000000 --- a/gcc/config/arm/semiaof.h +++ /dev/null @@ -1,39 +0,0 @@ -/* Definitions of target machine for GNU compiler. ARM on semi-hosted platform - AOF Syntax assembler. - Copyright (C) 1995, 1996, 1997, 2004, 2007 Free Software Foundation, Inc. - Contributed by Richard Earnshaw (richard.earnshaw@armltd.co.uk) - - This file is part of GCC. - - 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 3, or (at your - option) any later version. - - 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 GCC; see the file COPYING3. If not see - . */ - -#define TARGET_OS_CPP_BUILTINS() \ - do { \ - builtin_define_std ("arm"); \ - builtin_define_std ("semi"); \ - } while (0) - -#define ASM_SPEC "%{g -g} -arch 4 -apcs 3/32bit" - -#define LIB_SPEC "%{Eb: armlib_h.32b%s}%{!Eb: armlib_h.32l%s}" - -#define TARGET_VERSION fputs (" (ARM/semi-hosted)", stderr); - -#define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD - -#define TARGET_DEFAULT (0) - -/* The Norcroft C library defines size_t as "unsigned int". */ -#define SIZE_TYPE "unsigned int" diff --git a/gcc/config/arm/t-semi b/gcc/config/arm/t-semi deleted file mode 100644 index f5d8f1a6f5c..00000000000 --- a/gcc/config/arm/t-semi +++ /dev/null @@ -1,37 +0,0 @@ -# Just for these, we omit the frame pointer since it makes such a big -# difference. It is then pointless adding debugging. -TARGET_LIBGCC2_CFLAGS = -fomit-frame-pointer -LIBGCC2_DEBUG_CFLAGS = -g0 - -LIB1ASMSRC = arm/lib1funcs.asm -LIB1ASMFUNCS = _udivsi3 _divsi3 _umodsi3 _modsi3 _dvmd_tls _call_via_rX _interwork_call_via_rX - -# We want fine grained libraries, so use the new code to build the -# floating point emulation libraries. -FPBIT = fp-bit.c -DPBIT = dp-bit.c - -fp-bit.c: $(srcdir)/config/fp-bit.c - echo '#ifdef __SOFTFP__' > fp-bit.c - echo '#define FLOAT' >> fp-bit.c - echo '#ifndef __ARMEB__' >> fp-bit.c - echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c - echo '#endif' >> fp-bit.c - cat $(srcdir)/config/fp-bit.c >> fp-bit.c - echo '#endif' >> fp-bit.c - -dp-bit.c: $(srcdir)/config/fp-bit.c - echo '#ifdef __SOFTFP__' > dp-bit.c - echo '#ifndef __ARMEB__' >> dp-bit.c - echo '#define FLOAT_BIT_ORDER_MISMATCH' >> dp-bit.c - echo '#define FLOAT_WORD_ORDER_MISMATCH' >> dp-bit.c - echo '#endif' >> dp-bit.c - cat $(srcdir)/config/fp-bit.c >> dp-bit.c - echo '#endif' >> dp-bit.c - -MULTILIB_OPTIONS = msoft-float mbig-endian mwords-little-endian -MULTILIB_DIRNAMES = soft big wlittle -MULTILIB_EXCEPTIONS = mwords-little-endian msoft-float/mwords-little-endian - -LIBGCC = stmp-multilib -INSTALL_LIBGCC = install-multilib