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|
- diff --git a/gcc/config.gcc b/gcc/config.gcc
- index bf26776..ed118f3 100644
- --- a/gcc/config.gcc
- +++ b/gcc/config.gcc
- @@ -2621,6 +2621,9 @@ sh-*-elf* | sh[12346l]*-*-elf* | \
- tm_file="${tm_file} dbxelf.h elfos.h sh/elf.h"
- case ${target} in
- sh*-*-linux*) tmake_file="${tmake_file} sh/t-linux"
- + if test x$enable_fdpic = xyes; then
- + tm_defines="$tm_defines FDPIC_DEFAULT=1"
- + fi
- tm_file="${tm_file} gnu-user.h linux.h glibc-stdint.h sh/linux.h" ;;
- sh*-*-netbsd*)
- tm_file="${tm_file} netbsd.h netbsd-elf.h sh/netbsd-elf.h"
- diff --git a/gcc/config/sh/constraints.md b/gcc/config/sh/constraints.md
- index 4d1eb2d..41c88a2 100644
- --- a/gcc/config/sh/constraints.md
- +++ b/gcc/config/sh/constraints.md
- @@ -25,6 +25,7 @@
- ;; Bsc: SCRATCH - for the scratch register in movsi_ie in the
- ;; fldi0 / fldi0 cases
- ;; Cxx: Constants other than only CONST_INT
- +;; Ccl: call site label
- ;; Css: signed 16-bit constant, literal or symbolic
- ;; Csu: unsigned 16-bit constant, literal or symbolic
- ;; Csy: label or symbol
- @@ -233,6 +234,11 @@ (define_constraint "Bsc"
- hence mova is being used, hence do not select this pattern."
- (match_code "scratch"))
-
- +(define_constraint "Ccl"
- + "A call site label, for bsrf."
- + (and (match_code "unspec")
- + (match_test "XINT (op, 1) == UNSPEC_CALLER")))
- +
- (define_constraint "Css"
- "A signed 16-bit constant, literal or symbolic."
- (and (match_code "const")
- diff --git a/gcc/config/sh/linux.h b/gcc/config/sh/linux.h
- index a9dd43a..5d4dd1f 100644
- --- a/gcc/config/sh/linux.h
- +++ b/gcc/config/sh/linux.h
- @@ -69,7 +69,8 @@ along with GCC; see the file COPYING3. If not see
- #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
-
- #undef SUBTARGET_LINK_EMUL_SUFFIX
- -#define SUBTARGET_LINK_EMUL_SUFFIX "_linux"
- +#define SUBTARGET_LINK_EMUL_SUFFIX "%{mfdpic:_fd;:_linux}"
- +
- #undef SUBTARGET_LINK_SPEC
- #define SUBTARGET_LINK_SPEC \
- "%{shared:-shared} \
- diff --git a/gcc/config/sh/sh-c.c b/gcc/config/sh/sh-c.c
- index a98c148..01a12e6 100644
- --- a/gcc/config/sh/sh-c.c
- +++ b/gcc/config/sh/sh-c.c
- @@ -141,6 +141,11 @@ sh_cpu_cpp_builtins (cpp_reader* pfile)
- builtin_define ("__HITACHI__");
- if (TARGET_FMOVD)
- builtin_define ("__FMOVD_ENABLED__");
- + if (TARGET_FDPIC)
- + {
- + builtin_define ("__SH_FDPIC__");
- + builtin_define ("__FDPIC__");
- + }
- builtin_define (TARGET_LITTLE_ENDIAN
- ? "__LITTLE_ENDIAN__" : "__BIG_ENDIAN__");
-
- diff --git a/gcc/config/sh/sh-mem.cc b/gcc/config/sh/sh-mem.cc
- index 23a7287..4d92f54 100644
- --- a/gcc/config/sh/sh-mem.cc
- +++ b/gcc/config/sh/sh-mem.cc
- @@ -123,29 +123,30 @@ expand_block_move (rtx *operands)
- rtx r4 = gen_rtx_REG (SImode, 4);
- rtx r5 = gen_rtx_REG (SImode, 5);
-
- - function_symbol (func_addr_rtx, "__movmemSI12_i4", SFUNC_STATIC);
- + rtx lab = function_symbol (func_addr_rtx, "__movmemSI12_i4",
- + SFUNC_STATIC).lab;
- force_into (XEXP (operands[0], 0), r4);
- force_into (XEXP (operands[1], 0), r5);
- - emit_insn (gen_block_move_real_i4 (func_addr_rtx));
- + emit_insn (gen_block_move_real_i4 (func_addr_rtx, lab));
- return true;
- }
- else if (! optimize_size)
- {
- - const char *entry_name;
- rtx func_addr_rtx = gen_reg_rtx (Pmode);
- - int dwords;
- rtx r4 = gen_rtx_REG (SImode, 4);
- rtx r5 = gen_rtx_REG (SImode, 5);
- rtx r6 = gen_rtx_REG (SImode, 6);
-
- - entry_name = (bytes & 4 ? "__movmem_i4_odd" : "__movmem_i4_even");
- - function_symbol (func_addr_rtx, entry_name, SFUNC_STATIC);
- + rtx lab = function_symbol (func_addr_rtx, bytes & 4
- + ? "__movmem_i4_odd"
- + : "__movmem_i4_even",
- + SFUNC_STATIC).lab;
- force_into (XEXP (operands[0], 0), r4);
- force_into (XEXP (operands[1], 0), r5);
-
- - dwords = bytes >> 3;
- + int dwords = bytes >> 3;
- emit_insn (gen_move_insn (r6, GEN_INT (dwords - 1)));
- - emit_insn (gen_block_lump_real_i4 (func_addr_rtx));
- + emit_insn (gen_block_lump_real_i4 (func_addr_rtx, lab));
- return true;
- }
- else
- @@ -159,10 +160,10 @@ expand_block_move (rtx *operands)
- rtx r5 = gen_rtx_REG (SImode, 5);
-
- sprintf (entry, "__movmemSI%d", bytes);
- - function_symbol (func_addr_rtx, entry, SFUNC_STATIC);
- + rtx lab = function_symbol (func_addr_rtx, entry, SFUNC_STATIC).lab;
- force_into (XEXP (operands[0], 0), r4);
- force_into (XEXP (operands[1], 0), r5);
- - emit_insn (gen_block_move_real (func_addr_rtx));
- + emit_insn (gen_block_move_real (func_addr_rtx, lab));
- return true;
- }
-
- @@ -176,7 +177,7 @@ expand_block_move (rtx *operands)
- rtx r5 = gen_rtx_REG (SImode, 5);
- rtx r6 = gen_rtx_REG (SImode, 6);
-
- - function_symbol (func_addr_rtx, "__movmem", SFUNC_STATIC);
- + rtx lab = function_symbol (func_addr_rtx, "__movmem", SFUNC_STATIC).lab;
- force_into (XEXP (operands[0], 0), r4);
- force_into (XEXP (operands[1], 0), r5);
-
- @@ -189,7 +190,7 @@ expand_block_move (rtx *operands)
- final_switch = 16 - ((bytes / 4) % 16);
- while_loop = ((bytes / 4) / 16 - 1) * 16;
- emit_insn (gen_move_insn (r6, GEN_INT (while_loop + final_switch)));
- - emit_insn (gen_block_lump_real (func_addr_rtx));
- + emit_insn (gen_block_lump_real (func_addr_rtx, lab));
- return true;
- }
-
- diff --git a/gcc/config/sh/sh-protos.h b/gcc/config/sh/sh-protos.h
- index f94459f..c64a948 100644
- --- a/gcc/config/sh/sh-protos.h
- +++ b/gcc/config/sh/sh-protos.h
- @@ -377,7 +377,19 @@ extern void fpscr_set_from_mem (int, HARD_REG_SET);
- extern void sh_pr_interrupt (struct cpp_reader *);
- extern void sh_pr_trapa (struct cpp_reader *);
- extern void sh_pr_nosave_low_regs (struct cpp_reader *);
- -extern rtx function_symbol (rtx, const char *, enum sh_function_kind);
- +
- +struct function_symbol_result
- +{
- + function_symbol_result (void) : sym (NULL), lab (NULL) { }
- + function_symbol_result (rtx s, rtx l) : sym (s), lab (l) { }
- +
- + rtx sym;
- + rtx lab;
- +};
- +
- +extern function_symbol_result function_symbol (rtx, const char *,
- + sh_function_kind);
- +extern rtx sh_get_fdpic_reg_initial_val (void);
- extern rtx sh_get_pr_initial_val (void);
-
- extern void sh_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree,
- @@ -396,4 +408,5 @@ extern bool sh_hard_regno_mode_ok (unsigned int, machine_mode);
- extern machine_mode sh_hard_regno_caller_save_mode (unsigned int, unsigned int,
- machine_mode);
- extern bool sh_can_use_simple_return_p (void);
- +extern rtx sh_load_function_descriptor (rtx);
- #endif /* ! GCC_SH_PROTOS_H */
- diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c
- index 904201b..e6a0b1e 100644
- --- a/gcc/config/sh/sh.c
- +++ b/gcc/config/sh/sh.c
- @@ -268,6 +268,7 @@ static rtx sh_expand_builtin (tree, rtx, rtx, machine_mode, int);
- static void sh_output_mi_thunk (FILE *, tree, HOST_WIDE_INT,
- HOST_WIDE_INT, tree);
- static void sh_file_start (void);
- +static bool sh_assemble_integer (rtx, unsigned int, int);
- static bool flow_dependent_p (rtx, rtx);
- static void flow_dependent_p_1 (rtx, const_rtx, void *);
- static int shiftcosts (rtx);
- @@ -276,6 +277,7 @@ static int addsubcosts (rtx);
- static int multcosts (rtx);
- static bool unspec_caller_rtx_p (rtx);
- static bool sh_cannot_copy_insn_p (rtx_insn *);
- +static bool sh_cannot_force_const_mem_p (machine_mode, rtx);
- static bool sh_rtx_costs (rtx, int, int, int, int *, bool);
- static int sh_address_cost (rtx, machine_mode, addr_space_t, bool);
- static int sh_pr_n_sets (void);
- @@ -421,6 +423,9 @@ static const struct attribute_spec sh_attribute_table[] =
- #undef TARGET_ASM_FILE_START_FILE_DIRECTIVE
- #define TARGET_ASM_FILE_START_FILE_DIRECTIVE true
-
- +#undef TARGET_ASM_INTEGER
- +#define TARGET_ASM_INTEGER sh_assemble_integer
- +
- #undef TARGET_REGISTER_MOVE_COST
- #define TARGET_REGISTER_MOVE_COST sh_register_move_cost
-
- @@ -679,6 +684,9 @@ static const struct attribute_spec sh_attribute_table[] =
- #undef TARGET_ATOMIC_TEST_AND_SET_TRUEVAL
- #define TARGET_ATOMIC_TEST_AND_SET_TRUEVAL 0x80
-
- +#undef TARGET_CANNOT_FORCE_CONST_MEM
- +#define TARGET_CANNOT_FORCE_CONST_MEM sh_cannot_force_const_mem_p
- +
- struct gcc_target targetm = TARGET_INITIALIZER;
-
-
- @@ -996,6 +1004,13 @@ sh_option_override (void)
- if (! global_options_set.x_TARGET_ZDCBRANCH && TARGET_HARD_SH4)
- TARGET_ZDCBRANCH = 1;
-
- + /* FDPIC code is a special form of PIC, and the vast majority of code
- + generation constraints that apply to PIC also apply to FDPIC, so we
- + set flag_pic to avoid the need to check TARGET_FDPIC everywhere
- + flag_pic is checked. */
- + if (TARGET_FDPIC && !flag_pic)
- + flag_pic = 2;
- +
- for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++)
- if (! VALID_REGISTER_P (regno))
- sh_register_names[regno][0] = '\0';
- @@ -1687,6 +1702,14 @@ sh_asm_output_addr_const_extra (FILE *file, rtx x)
- output_addr_const (file, XVECEXP (x, 0, 1));
- fputs ("-.)", file);
- break;
- + case UNSPEC_GOTFUNCDESC:
- + output_addr_const (file, XVECEXP (x, 0, 0));
- + fputs ("@GOTFUNCDESC", file);
- + break;
- + case UNSPEC_GOTOFFFUNCDESC:
- + output_addr_const (file, XVECEXP (x, 0, 0));
- + fputs ("@GOTOFFFUNCDESC", file);
- + break;
- default:
- return false;
- }
- @@ -1871,6 +1894,9 @@ prepare_move_operands (rtx operands[], machine_mode mode)
- {
- case TLS_MODEL_GLOBAL_DYNAMIC:
- tga_ret = gen_rtx_REG (Pmode, R0_REG);
- + if (TARGET_FDPIC)
- + emit_move_insn (gen_rtx_REG (Pmode, PIC_REG),
- + sh_get_fdpic_reg_initial_val ());
- emit_call_insn (gen_tls_global_dynamic (tga_ret, op1));
- tmp = gen_reg_rtx (Pmode);
- emit_move_insn (tmp, tga_ret);
- @@ -1879,6 +1905,9 @@ prepare_move_operands (rtx operands[], machine_mode mode)
-
- case TLS_MODEL_LOCAL_DYNAMIC:
- tga_ret = gen_rtx_REG (Pmode, R0_REG);
- + if (TARGET_FDPIC)
- + emit_move_insn (gen_rtx_REG (Pmode, PIC_REG),
- + sh_get_fdpic_reg_initial_val ());
- emit_call_insn (gen_tls_local_dynamic (tga_ret, op1));
-
- tmp = gen_reg_rtx (Pmode);
- @@ -1896,6 +1925,9 @@ prepare_move_operands (rtx operands[], machine_mode mode)
- case TLS_MODEL_INITIAL_EXEC:
- tga_op1 = !can_create_pseudo_p () ? op0 : gen_reg_rtx (Pmode);
- tmp = gen_sym2GOTTPOFF (op1);
- + if (TARGET_FDPIC)
- + emit_move_insn (gen_rtx_REG (Pmode, PIC_REG),
- + sh_get_fdpic_reg_initial_val ());
- emit_insn (gen_tls_initial_exec (tga_op1, tmp));
- op1 = tga_op1;
- break;
- @@ -1922,6 +1954,22 @@ prepare_move_operands (rtx operands[], machine_mode mode)
- operands[1] = op1;
- }
- }
- +
- + if (SH_OFFSETS_MUST_BE_WITHIN_SECTIONS_P)
- + {
- + rtx base, offset;
- + split_const (operands[1], &base, &offset);
- +
- + if (GET_CODE (base) == SYMBOL_REF
- + && !offset_within_block_p (base, INTVAL (offset)))
- + {
- + rtx tmp = can_create_pseudo_p () ? gen_reg_rtx (mode) : operands[0];
- + emit_move_insn (tmp, base);
- + if (!arith_operand (offset, mode))
- + offset = force_reg (mode, offset);
- + emit_insn (gen_add3_insn (operands[0], tmp, offset));
- + }
- + }
- }
-
- /* Implement the canonicalize_comparison target hook for the combine
- @@ -3026,6 +3074,24 @@ sh_file_start (void)
- }
- }
-
- +/* Implementation of TARGET_ASM_INTEGER for SH. Pointers to functions
- + need to be output as pointers to function descriptors for
- + FDPIC. */
- +
- +static bool
- +sh_assemble_integer (rtx value, unsigned int size, int aligned_p)
- +{
- + if (TARGET_FDPIC && size == UNITS_PER_WORD
- + && GET_CODE (value) == SYMBOL_REF && SYMBOL_REF_FUNCTION_P (value))
- + {
- + fputs ("\t.long\t", asm_out_file);
- + output_addr_const (asm_out_file, value);
- + fputs ("@FUNCDESC\n", asm_out_file);
- + return true;
- + }
- + return default_assemble_integer (value, size, aligned_p);
- +}
- +
- /* Check if PAT includes UNSPEC_CALLER unspec pattern. */
- static bool
- unspec_caller_rtx_p (rtx pat)
- @@ -3061,6 +3127,17 @@ sh_cannot_copy_insn_p (rtx_insn *insn)
- return false;
-
- pat = PATTERN (insn);
- +
- + if (GET_CODE (pat) == CLOBBER || GET_CODE (pat) == USE)
- + return false;
- +
- + if (TARGET_FDPIC && GET_CODE (pat) == PARALLEL)
- + {
- + rtx t = XVECEXP (pat, 0, XVECLEN (pat, 0) - 1);
- + if (GET_CODE (t) == USE && unspec_caller_rtx_p (XEXP (t, 0)))
- + return true;
- + }
- +
- if (GET_CODE (pat) != SET)
- return false;
- pat = SET_SRC (pat);
- @@ -4102,8 +4179,8 @@ expand_ashiftrt (rtx *operands)
- /* Load the value into an arg reg and call a helper. */
- emit_move_insn (gen_rtx_REG (SImode, 4), operands[1]);
- sprintf (func, "__ashiftrt_r4_%d", value);
- - function_symbol (wrk, func, SFUNC_STATIC);
- - emit_insn (gen_ashrsi3_n (GEN_INT (value), wrk));
- + rtx lab = function_symbol (wrk, func, SFUNC_STATIC).lab;
- + emit_insn (gen_ashrsi3_n (GEN_INT (value), wrk, lab));
- emit_move_insn (operands[0], gen_rtx_REG (SImode, 4));
- return true;
- }
- @@ -7954,7 +8031,8 @@ sh_expand_prologue (void)
- stack_usage += d;
- }
-
- - if (flag_pic && df_regs_ever_live_p (PIC_OFFSET_TABLE_REGNUM))
- + if (flag_pic && !TARGET_FDPIC
- + && df_regs_ever_live_p (PIC_OFFSET_TABLE_REGNUM))
- emit_insn (gen_GOTaddr2picreg (const0_rtx));
-
- if (SHMEDIA_REGS_STACK_ADJUST ())
- @@ -10458,7 +10536,9 @@ nonpic_symbol_mentioned_p (rtx x)
- || XINT (x, 1) == UNSPEC_PLT
- || XINT (x, 1) == UNSPEC_PCREL
- || XINT (x, 1) == UNSPEC_SYMOFF
- - || XINT (x, 1) == UNSPEC_PCREL_SYMOFF))
- + || XINT (x, 1) == UNSPEC_PCREL_SYMOFF
- + || XINT (x, 1) == UNSPEC_GOTFUNCDESC
- + || XINT (x, 1) == UNSPEC_GOTOFFFUNCDESC))
- return false;
-
- fmt = GET_RTX_FORMAT (GET_CODE (x));
- @@ -10493,7 +10573,26 @@ legitimize_pic_address (rtx orig, machine_mode mode ATTRIBUTE_UNUSED,
- if (reg == NULL_RTX)
- reg = gen_reg_rtx (Pmode);
-
- - emit_insn (gen_symGOTOFF2reg (reg, orig));
- + if (TARGET_FDPIC
- + && GET_CODE (orig) == SYMBOL_REF && SYMBOL_REF_FUNCTION_P (orig))
- + {
- + /* Weak functions may be NULL which doesn't work with
- + GOTOFFFUNCDESC because the runtime offset is not known. */
- + if (SYMBOL_REF_WEAK (orig))
- + emit_insn (gen_symGOTFUNCDESC2reg (reg, orig));
- + else
- + emit_insn (gen_symGOTOFFFUNCDESC2reg (reg, orig));
- + }
- + else if (TARGET_FDPIC
- + && (GET_CODE (orig) == LABEL_REF
- + || (GET_CODE (orig) == SYMBOL_REF && SYMBOL_REF_DECL (orig)
- + && (TREE_READONLY (SYMBOL_REF_DECL (orig))
- + || SYMBOL_REF_EXTERNAL_P (orig)
- + || DECL_SECTION_NAME(SYMBOL_REF_DECL (orig))))))
- + /* In FDPIC, GOTOFF can only be used for writable data. */
- + emit_insn (gen_symGOT2reg (reg, orig));
- + else
- + emit_insn (gen_symGOTOFF2reg (reg, orig));
- return reg;
- }
- else if (GET_CODE (orig) == SYMBOL_REF)
- @@ -10501,7 +10600,10 @@ legitimize_pic_address (rtx orig, machine_mode mode ATTRIBUTE_UNUSED,
- if (reg == NULL_RTX)
- reg = gen_reg_rtx (Pmode);
-
- - emit_insn (gen_symGOT2reg (reg, orig));
- + if (TARGET_FDPIC && SYMBOL_REF_FUNCTION_P (orig))
- + emit_insn (gen_symGOTFUNCDESC2reg (reg, orig));
- + else
- + emit_insn (gen_symGOT2reg (reg, orig));
- return reg;
- }
- return orig;
- @@ -11539,8 +11641,39 @@ sh_ms_bitfield_layout_p (const_tree record_type ATTRIBUTE_UNUSED)
- 5 0008 00000000 l1: .long area
- 6 000c 00000000 l2: .long function
-
- + FDPIC needs a form that includes a function descriptor and
- + code to load the GOT register:
- + 0 0000 00000000 .long l0
- + 1 0004 00000000 .long gotval
- + 2 0008 D302 l0: mov.l l1,r3
- + 3 000a D203 mov.l l2,r2
- + 4 000c 6122 mov.l @r2,r1
- + 5 000e 5C21 mov.l @(4,r2),r12
- + 6 0010 412B jmp @r1
- + 7 0012 0009 nop
- + 8 0014 00000000 l1: .long area
- + 9 0018 00000000 l2: .long function
- +
- SH5 (compact) uses r1 instead of r3 for the static chain. */
-
- +/* Emit insns to store a value at memory address + offset. */
- +static void
- +sh_emit_storesi (rtx addr, HOST_WIDE_INT offset, rtx value)
- +{
- + gcc_assert ((offset & 3) == 0);
- + emit_move_insn (offset == 0
- + ? change_address (addr, SImode, NULL_RTX)
- + : adjust_address (addr, SImode, offset), value);
- +}
- +
- +/* Emit insns to store w0 at addr + offset and w1 at addr + offset + 2. */
- +static void
- +sh_emit_storehi (rtx addr, HOST_WIDE_INT offset, uint16_t w0, uint16_t w1)
- +{
- + sh_emit_storesi (addr, offset, gen_int_mode (TARGET_LITTLE_ENDIAN
- + ? (w0 | (w1 << 16))
- + : (w1 | (w0 << 16)), SImode));
- +}
-
- /* Emit RTL insns to initialize the variable parts of a trampoline.
- FNADDR is an RTX for the address of the function's pure code.
- @@ -11675,20 +11808,34 @@ sh_trampoline_init (rtx tramp_mem, tree fndecl, rtx cxt)
- emit_insn (gen_initialize_trampoline (tramp, cxt, fnaddr));
- return;
- }
- - emit_move_insn (change_address (tramp_mem, SImode, NULL_RTX),
- - gen_int_mode (TARGET_LITTLE_ENDIAN ? 0xd301d202 : 0xd202d301,
- - SImode));
- - emit_move_insn (adjust_address (tramp_mem, SImode, 4),
- - gen_int_mode (TARGET_LITTLE_ENDIAN ? 0x0009422b : 0x422b0009,
- - SImode));
- - emit_move_insn (adjust_address (tramp_mem, SImode, 8), cxt);
- - emit_move_insn (adjust_address (tramp_mem, SImode, 12), fnaddr);
- + if (TARGET_FDPIC)
- + {
- + rtx a = force_reg (Pmode, plus_constant (Pmode, XEXP (tramp_mem, 0), 8));
- +
- + sh_emit_storesi (tramp_mem, 0, a);
- + sh_emit_storesi (tramp_mem, 4, sh_get_fdpic_reg_initial_val ());
- +
- + sh_emit_storehi (tramp_mem, 8, 0xd302, 0xd203);
- + sh_emit_storehi (tramp_mem, 12, 0x6122, 0x5c21);
- + sh_emit_storehi (tramp_mem, 16, 0x412b, 0x0009);
- +
- + sh_emit_storesi (tramp_mem, 20, cxt);
- + sh_emit_storesi (tramp_mem, 24, fnaddr);
- + }
- + else
- + {
- + sh_emit_storehi (tramp_mem, 0, 0xd202, 0xd301);
- + sh_emit_storehi (tramp_mem, 4, 0x422b, 0x0009);
- +
- + sh_emit_storesi (tramp_mem, 8, cxt);
- + sh_emit_storesi (tramp_mem, 12, fnaddr);
- + }
- if (TARGET_HARD_SH4 || TARGET_SH5)
- {
- if (!TARGET_INLINE_IC_INVALIDATE
- || (!(TARGET_SH4A || TARGET_SH4_300) && TARGET_USERMODE))
- emit_library_call (function_symbol (NULL, "__ic_invalidate",
- - FUNCTION_ORDINARY),
- + FUNCTION_ORDINARY).sym,
- LCT_NORMAL, VOIDmode, 1, tramp, SImode);
- else
- emit_insn (gen_ic_invalidate_line (tramp));
- @@ -11718,7 +11865,7 @@ sh_function_ok_for_sibcall (tree decl, tree exp ATTRIBUTE_UNUSED)
- && (! TARGET_SHCOMPACT
- || crtl->args.info.stack_regs == 0)
- && ! sh_cfun_interrupt_handler_p ()
- - && (! flag_pic
- + && (! flag_pic || TARGET_FDPIC
- || (decl && ! (TREE_PUBLIC (decl) || DECL_WEAK (decl)))
- || (decl && DECL_VISIBILITY (decl) != VISIBILITY_DEFAULT)));
- }
- @@ -11732,7 +11879,7 @@ sh_expand_sym_label2reg (rtx reg, rtx sym, rtx lab, bool sibcall_p)
-
- if (!is_weak && SYMBOL_REF_LOCAL_P (sym))
- emit_insn (gen_sym_label2reg (reg, sym, lab));
- - else if (sibcall_p)
- + else if (sibcall_p && SYMBOL_REF_LOCAL_P (sym))
- emit_insn (gen_symPCREL_label2reg (reg, sym, lab));
- else
- emit_insn (gen_symPLT_label2reg (reg, sym, lab));
- @@ -12733,8 +12880,16 @@ sh_output_mi_thunk (FILE *file, tree thunk_fndecl ATTRIBUTE_UNUSED,
- #endif
- if (TARGET_SH2 && flag_pic)
- {
- - sibcall = gen_sibcall_pcrel (funexp, const0_rtx);
- - XEXP (XVECEXP (sibcall, 0, 2), 0) = scratch2;
- + if (TARGET_FDPIC)
- + {
- + sibcall = gen_sibcall_pcrel_fdpic (funexp, const0_rtx);
- + XEXP (XVECEXP (sibcall, 0, 3), 0) = scratch2;
- + }
- + else
- + {
- + sibcall = gen_sibcall_pcrel (funexp, const0_rtx);
- + XEXP (XVECEXP (sibcall, 0, 2), 0) = scratch2;
- + }
- }
- else
- {
- @@ -12775,17 +12930,25 @@ sh_output_mi_thunk (FILE *file, tree thunk_fndecl ATTRIBUTE_UNUSED,
- epilogue_completed = 0;
- }
-
- -rtx
- -function_symbol (rtx target, const char *name, enum sh_function_kind kind)
- -{
- - rtx sym;
- +/* Return an RTX pair for the address and call site label of a function
- + NAME of kind KIND, placing the result in TARGET if not NULL. For
- + SFUNC_STATIC, if FDPIC, the LAB member of result will be set to
- + (const_int 0) if jsr should be used, or a label_ref if bsrf should
- + be used. For FDPIC, both SFUNC_GOT and SFUNC_STATIC will return the
- + address of the function itself, not a function descriptor, so they
- + can only be used with functions not using the FDPIC register that
- + are known to be called directory without a PLT entry. */
-
- +function_symbol_result
- +function_symbol (rtx target, const char *name, sh_function_kind kind)
- +{
- /* If this is not an ordinary function, the name usually comes from a
- string literal or an sprintf buffer. Make sure we use the same
- string consistently, so that cse will be able to unify address loads. */
- if (kind != FUNCTION_ORDINARY)
- name = IDENTIFIER_POINTER (get_identifier (name));
- - sym = gen_rtx_SYMBOL_REF (Pmode, name);
- + rtx sym = gen_rtx_SYMBOL_REF (Pmode, name);
- + rtx lab = const0_rtx;
- SYMBOL_REF_FLAGS (sym) = SYMBOL_FLAG_FUNCTION;
- if (flag_pic)
- switch (kind)
- @@ -12802,14 +12965,25 @@ function_symbol (rtx target, const char *name, enum sh_function_kind kind)
- }
- case SFUNC_STATIC:
- {
- - /* ??? To allow cse to work, we use GOTOFF relocations.
- - We could add combiner patterns to transform this into
- - straight pc-relative calls with sym2PIC / bsrf when
- - label load and function call are still 1:1 and in the
- - same basic block during combine. */
- rtx reg = target ? target : gen_reg_rtx (Pmode);
-
- - emit_insn (gen_symGOTOFF2reg (reg, sym));
- + if (TARGET_FDPIC)
- + {
- + /* We use PC-relative calls, since GOTOFF can only refer
- + to writable data. This works along with sh_sfunc_call. */
- + lab = PATTERN (gen_call_site ());
- + emit_insn (gen_sym_label2reg (reg, sym, lab));
- + }
- + else
- + {
- + /* ??? To allow cse to work, we use GOTOFF relocations.
- + we could add combiner patterns to transform this into
- + straight pc-relative calls with sym2PIC / bsrf when
- + label load and function call are still 1:1 and in the
- + same basic block during combine. */
- + emit_insn (gen_symGOTOFF2reg (reg, sym));
- + }
- +
- sym = reg;
- break;
- }
- @@ -12817,9 +12991,9 @@ function_symbol (rtx target, const char *name, enum sh_function_kind kind)
- if (target && sym != target)
- {
- emit_move_insn (target, sym);
- - return target;
- + return function_symbol_result (target, lab);
- }
- - return sym;
- + return function_symbol_result (sym, lab);
- }
-
- /* Find the number of a general purpose register in S. */
- @@ -13432,6 +13606,12 @@ sh_conditional_register_usage (void)
- fixed_regs[PIC_OFFSET_TABLE_REGNUM] = 1;
- call_used_regs[PIC_OFFSET_TABLE_REGNUM] = 1;
- }
- + if (TARGET_FDPIC)
- + {
- + fixed_regs[PIC_REG] = 1;
- + call_used_regs[PIC_REG] = 1;
- + call_really_used_regs[PIC_REG] = 1;
- + }
- /* Renesas saves and restores mac registers on call. */
- if (TARGET_HITACHI && ! TARGET_NOMACSAVE)
- {
- @@ -13460,14 +13640,32 @@ sh_conditional_register_usage (void)
- static bool
- sh_legitimate_constant_p (machine_mode mode, rtx x)
- {
- - return (TARGET_SHMEDIA
- - ? ((mode != DFmode && GET_MODE_CLASS (mode) != MODE_VECTOR_FLOAT)
- - || x == CONST0_RTX (mode)
- - || !TARGET_SHMEDIA_FPU
- - || TARGET_SHMEDIA64)
- - : (GET_CODE (x) != CONST_DOUBLE
- - || mode == DFmode || mode == SFmode
- - || mode == DImode || GET_MODE (x) == VOIDmode));
- + if (SH_OFFSETS_MUST_BE_WITHIN_SECTIONS_P)
- + {
- + rtx base, offset;
- + split_const (x, &base, &offset);
- +
- + if (GET_CODE (base) == SYMBOL_REF
- + && !offset_within_block_p (base, INTVAL (offset)))
- + return false;
- + }
- +
- + if (TARGET_FDPIC
- + && (SYMBOLIC_CONST_P (x)
- + || (GET_CODE (x) == CONST && GET_CODE (XEXP (x, 0)) == PLUS
- + && SYMBOLIC_CONST_P (XEXP (XEXP (x, 0), 0)))))
- + return false;
- +
- + if (TARGET_SHMEDIA
- + && ((mode != DFmode && GET_MODE_CLASS (mode) != MODE_VECTOR_FLOAT)
- + || x == CONST0_RTX (mode)
- + || !TARGET_SHMEDIA_FPU
- + || TARGET_SHMEDIA64))
- + return false;
- +
- + return GET_CODE (x) != CONST_DOUBLE
- + || mode == DFmode || mode == SFmode
- + || mode == DImode || GET_MODE (x) == VOIDmode;
- }
-
- enum sh_divide_strategy_e sh_div_strategy = SH_DIV_STRATEGY_DEFAULT;
- @@ -14558,4 +14756,41 @@ sh_use_by_pieces_infrastructure_p (unsigned HOST_WIDE_INT size,
- }
- }
-
- +bool
- +sh_cannot_force_const_mem_p (machine_mode mode ATTRIBUTE_UNUSED,
- + rtx x ATTRIBUTE_UNUSED)
- +{
- + return TARGET_FDPIC;
- +}
- +
- +/* Emit insns to load the function address from FUNCDESC (an FDPIC
- + function descriptor) into r1 and the GOT address into r12,
- + returning an rtx for r1. */
- +
- +rtx
- +sh_load_function_descriptor (rtx funcdesc)
- +{
- + rtx r1 = gen_rtx_REG (Pmode, R1_REG);
- + rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
- + rtx fnaddr = gen_rtx_MEM (Pmode, funcdesc);
- + rtx gotaddr = gen_rtx_MEM (Pmode, plus_constant (Pmode, funcdesc, 4));
- +
- + emit_move_insn (r1, fnaddr);
- + /* The ABI requires the entry point address to be loaded first, so
- + prevent the load from being moved after that of the GOT
- + address. */
- + emit_insn (gen_blockage ());
- + emit_move_insn (pic_reg, gotaddr);
- + return r1;
- +}
- +
- +/* Return an rtx holding the initial value of the FDPIC register (the
- + FDPIC pointer passed in from the caller). */
- +
- +rtx
- +sh_get_fdpic_reg_initial_val (void)
- +{
- + return get_hard_reg_initial_val (Pmode, PIC_REG);
- +}
- +
- #include "gt-sh.h"
- diff --git a/gcc/config/sh/sh.h b/gcc/config/sh/sh.h
- index aafcf28..e232179 100644
- --- a/gcc/config/sh/sh.h
- +++ b/gcc/config/sh/sh.h
- @@ -321,7 +321,7 @@ extern int code_for_indirect_jump_scratch;
- #endif
-
- #ifndef SUBTARGET_ASM_SPEC
- -#define SUBTARGET_ASM_SPEC ""
- +#define SUBTARGET_ASM_SPEC "%{mfdpic:--fdpic}"
- #endif
-
- #if TARGET_ENDIAN_DEFAULT == MASK_LITTLE_ENDIAN
- @@ -349,7 +349,7 @@ extern int code_for_indirect_jump_scratch;
- #define ASM_ISA_DEFAULT_SPEC ""
- #endif /* MASK_SH5 */
-
- -#define SUBTARGET_LINK_EMUL_SUFFIX ""
- +#define SUBTARGET_LINK_EMUL_SUFFIX "%{mfdpic:_fd}"
- #define SUBTARGET_LINK_SPEC ""
-
- /* Go via SH_LINK_SPEC to avoid code replication. */
- @@ -383,8 +383,18 @@ extern int code_for_indirect_jump_scratch;
- "%{m2a*:%eSH2a does not support little-endian}}"
- #endif
-
- +#ifdef FDPIC_DEFAULT
- +#define FDPIC_SELF_SPECS "%{!mno-fdpic:-mfdpic}"
- +#else
- +#define FDPIC_SELF_SPECS
- +#endif
- +
- #undef DRIVER_SELF_SPECS
- -#define DRIVER_SELF_SPECS UNSUPPORTED_SH2A
- +#define DRIVER_SELF_SPECS UNSUPPORTED_SH2A SUBTARGET_DRIVER_SELF_SPECS \
- + FDPIC_SELF_SPECS
- +
- +#undef SUBTARGET_DRIVER_SELF_SPECS
- +#define SUBTARGET_DRIVER_SELF_SPECS
-
- #define ASSEMBLER_DIALECT assembler_dialect
-
- @@ -942,6 +952,10 @@ extern char sh_additional_register_names[ADDREGNAMES_SIZE] \
- code access to data items. */
- #define PIC_OFFSET_TABLE_REGNUM (flag_pic ? PIC_REG : INVALID_REGNUM)
-
- +/* For FDPIC, the FDPIC register is call-clobbered (otherwise PLT
- + entries would need to handle saving and restoring it). */
- +#define PIC_OFFSET_TABLE_REG_CALL_CLOBBERED TARGET_FDPIC
- +
- #define GOT_SYMBOL_NAME "*_GLOBAL_OFFSET_TABLE_"
-
- /* Definitions for register eliminations.
- @@ -1566,7 +1580,8 @@ struct sh_args {
- 6 000c 00000000 l2: .long function */
-
- /* Length in units of the trampoline for entering a nested function. */
- -#define TRAMPOLINE_SIZE (TARGET_SHMEDIA64 ? 40 : TARGET_SH5 ? 24 : 16)
- +#define TRAMPOLINE_SIZE \
- + (TARGET_SHMEDIA64 ? 40 : TARGET_SH5 ? 24 : TARGET_FDPIC ? 32 : 16)
-
- /* Alignment required for a trampoline in bits. */
- #define TRAMPOLINE_ALIGNMENT \
- @@ -1622,6 +1637,10 @@ struct sh_args {
- || GENERAL_REGISTER_P ((unsigned) reg_renumber[(REGNO)])) \
- : (REGNO) == R0_REG || (unsigned) reg_renumber[(REGNO)] == R0_REG)
-
- +/* True if SYMBOL + OFFSET constants must refer to something within
- + SYMBOL's section. */
- +#define SH_OFFSETS_MUST_BE_WITHIN_SECTIONS_P TARGET_FDPIC
- +
- /* Maximum number of registers that can appear in a valid memory
- address. */
- #define MAX_REGS_PER_ADDRESS 2
- @@ -2262,9 +2281,11 @@ extern int current_function_interrupt;
- /* We have to distinguish between code and data, so that we apply
- datalabel where and only where appropriate. Use sdataN for data. */
- #define ASM_PREFERRED_EH_DATA_FORMAT(CODE, GLOBAL) \
- - ((flag_pic && (GLOBAL) ? DW_EH_PE_indirect : 0) \
- - | (flag_pic ? DW_EH_PE_pcrel : DW_EH_PE_absptr) \
- - | ((CODE) ? 0 : (TARGET_SHMEDIA64 ? DW_EH_PE_sdata8 : DW_EH_PE_sdata4)))
- + ((TARGET_FDPIC \
- + ? ((GLOBAL) ? DW_EH_PE_indirect | DW_EH_PE_datarel : DW_EH_PE_pcrel) \
- + : ((flag_pic && (GLOBAL) ? DW_EH_PE_indirect : 0) \
- + | (flag_pic ? DW_EH_PE_pcrel : DW_EH_PE_absptr))) \
- + | ((CODE) ? 0 : (TARGET_SHMEDIA64 ? DW_EH_PE_sdata8 : DW_EH_PE_sdata4)))
-
- /* Handle special EH pointer encodings. Absolute, pc-relative, and
- indirect are handled automatically. */
- @@ -2277,6 +2298,17 @@ extern int current_function_interrupt;
- SYMBOL_REF_FLAGS (ADDR) |= SYMBOL_FLAG_FUNCTION; \
- if (0) goto DONE; \
- } \
- + if (TARGET_FDPIC \
- + && ((ENCODING) & 0xf0) == (DW_EH_PE_indirect | DW_EH_PE_datarel)) \
- + { \
- + fputs ("\t.ualong ", FILE); \
- + output_addr_const (FILE, ADDR); \
- + if (GET_CODE (ADDR) == SYMBOL_REF && SYMBOL_REF_FUNCTION_P (ADDR)) \
- + fputs ("@GOTFUNCDESC", FILE); \
- + else \
- + fputs ("@GOT", FILE); \
- + goto DONE; \
- + } \
- } while (0)
-
- #if (defined CRT_BEGIN || defined CRT_END) && ! __SHMEDIA__
- diff --git a/gcc/config/sh/sh.md b/gcc/config/sh/sh.md
- index d758e3b..45c9995 100644
- --- a/gcc/config/sh/sh.md
- +++ b/gcc/config/sh/sh.md
- @@ -170,6 +170,9 @@ (define_c_enum "unspec" [
- UNSPEC_SYMOFF
- ;; (unspec [OFFSET ANCHOR] UNSPEC_PCREL_SYMOFF) == OFFSET - (ANCHOR - .).
- UNSPEC_PCREL_SYMOFF
- + ;; For FDPIC
- + UNSPEC_GOTFUNCDESC
- + UNSPEC_GOTOFFFUNCDESC
- ;; Misc builtins
- UNSPEC_BUILTIN_STRLEN
- ])
- @@ -2591,15 +2594,18 @@ (define_insn "udivsi3_sh2a"
- ;; This reload would clobber the value in r0 we are trying to store.
- ;; If we let reload allocate r0, then this problem can never happen.
- (define_insn "udivsi3_i1"
- - [(set (match_operand:SI 0 "register_operand" "=z")
- + [(set (match_operand:SI 0 "register_operand" "=z,z")
- (udiv:SI (reg:SI R4_REG) (reg:SI R5_REG)))
- (clobber (reg:SI T_REG))
- (clobber (reg:SI PR_REG))
- (clobber (reg:SI R1_REG))
- (clobber (reg:SI R4_REG))
- - (use (match_operand:SI 1 "arith_reg_operand" "r"))]
- + (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
- + (use (match_operand 2 "" "Z,Ccl"))]
- "TARGET_SH1 && TARGET_DIVIDE_CALL_DIV1"
- - "jsr @%1%#"
- + "@
- + jsr @%1%#
- + bsrf %1\n%O2:%#"
- [(set_attr "type" "sfunc")
- (set_attr "needs_delay_slot" "yes")])
-
- @@ -2648,7 +2654,7 @@ (define_expand "udivsi3_i4_media"
- })
-
- (define_insn "udivsi3_i4"
- - [(set (match_operand:SI 0 "register_operand" "=y")
- + [(set (match_operand:SI 0 "register_operand" "=y,y")
- (udiv:SI (reg:SI R4_REG) (reg:SI R5_REG)))
- (clobber (reg:SI T_REG))
- (clobber (reg:SI PR_REG))
- @@ -2660,16 +2666,19 @@ (define_insn "udivsi3_i4"
- (clobber (reg:SI R4_REG))
- (clobber (reg:SI R5_REG))
- (clobber (reg:SI FPSCR_STAT_REG))
- - (use (match_operand:SI 1 "arith_reg_operand" "r"))
- + (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
- + (use (match_operand 2 "" "Z,Ccl"))
- (use (reg:SI FPSCR_MODES_REG))]
- "TARGET_FPU_DOUBLE && ! TARGET_FPU_SINGLE"
- - "jsr @%1%#"
- + "@
- + jsr @%1%#
- + bsrf %1\n%O2:%#"
- [(set_attr "type" "sfunc")
- (set_attr "fp_mode" "double")
- (set_attr "needs_delay_slot" "yes")])
-
- (define_insn "udivsi3_i4_single"
- - [(set (match_operand:SI 0 "register_operand" "=y")
- + [(set (match_operand:SI 0 "register_operand" "=y,y")
- (udiv:SI (reg:SI R4_REG) (reg:SI R5_REG)))
- (clobber (reg:SI T_REG))
- (clobber (reg:SI PR_REG))
- @@ -2680,10 +2689,13 @@ (define_insn "udivsi3_i4_single"
- (clobber (reg:SI R1_REG))
- (clobber (reg:SI R4_REG))
- (clobber (reg:SI R5_REG))
- - (use (match_operand:SI 1 "arith_reg_operand" "r"))]
- + (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
- + (use (match_operand 2 "" "Z,Ccl"))]
- "(TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE || TARGET_SHCOMPACT)
- && TARGET_FPU_SINGLE"
- - "jsr @%1%#"
- + "@
- + jsr @%1%#
- + bsrf %1\n%O2:%#"
- [(set_attr "type" "sfunc")
- (set_attr "needs_delay_slot" "yes")])
-
- @@ -2742,11 +2754,11 @@ (define_expand "udivsi3"
- }
- else if (TARGET_DIVIDE_CALL_FP)
- {
- - function_symbol (operands[3], "__udivsi3_i4", SFUNC_STATIC);
- + rtx lab = function_symbol (operands[3], "__udivsi3_i4", SFUNC_STATIC).lab;
- if (TARGET_FPU_SINGLE)
- - last = gen_udivsi3_i4_single (operands[0], operands[3]);
- + last = gen_udivsi3_i4_single (operands[0], operands[3], lab);
- else
- - last = gen_udivsi3_i4 (operands[0], operands[3]);
- + last = gen_udivsi3_i4 (operands[0], operands[3], lab);
- }
- else if (TARGET_SHMEDIA_FPU)
- {
- @@ -2771,14 +2783,14 @@ (define_expand "udivsi3"
- if (TARGET_SHMEDIA)
- last = gen_udivsi3_i1_media (operands[0], operands[3]);
- else if (TARGET_FPU_ANY)
- - last = gen_udivsi3_i4_single (operands[0], operands[3]);
- + last = gen_udivsi3_i4_single (operands[0], operands[3], const0_rtx);
- else
- - last = gen_udivsi3_i1 (operands[0], operands[3]);
- + last = gen_udivsi3_i1 (operands[0], operands[3], const0_rtx);
- }
- else
- {
- - function_symbol (operands[3], "__udivsi3", SFUNC_STATIC);
- - last = gen_udivsi3_i1 (operands[0], operands[3]);
- + rtx lab = function_symbol (operands[3], "__udivsi3", SFUNC_STATIC).lab;
- + last = gen_udivsi3_i1 (operands[0], operands[3], lab);
- }
- emit_move_insn (gen_rtx_REG (SImode, 4), operands[1]);
- emit_move_insn (gen_rtx_REG (SImode, 5), operands[2]);
- @@ -2906,7 +2918,7 @@ (define_insn_and_split "*divsi_inv_call_combine"
- emit_move_insn (gen_rtx_REG (DImode, R20_REG), x);
- break;
- }
- - sym = function_symbol (NULL, name, kind);
- + sym = function_symbol (NULL, name, kind).sym;
- emit_insn (gen_divsi3_media_2 (operands[0], sym));
- DONE;
- }
- @@ -2926,31 +2938,37 @@ (define_expand "divsi3_i4_media"
- })
-
- (define_insn "divsi3_i4"
- - [(set (match_operand:SI 0 "register_operand" "=y")
- + [(set (match_operand:SI 0 "register_operand" "=y,y")
- (div:SI (reg:SI R4_REG) (reg:SI R5_REG)))
- (clobber (reg:SI PR_REG))
- (clobber (reg:DF DR0_REG))
- (clobber (reg:DF DR2_REG))
- (clobber (reg:SI FPSCR_STAT_REG))
- - (use (match_operand:SI 1 "arith_reg_operand" "r"))
- + (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
- + (use (match_operand 2 "" "Z,Ccl"))
- (use (reg:SI FPSCR_MODES_REG))]
- "TARGET_FPU_DOUBLE && ! TARGET_FPU_SINGLE"
- - "jsr @%1%#"
- + "@
- + jsr @%1%#
- + bsrf %1\n%O2:%#"
- [(set_attr "type" "sfunc")
- (set_attr "fp_mode" "double")
- (set_attr "needs_delay_slot" "yes")])
-
- (define_insn "divsi3_i4_single"
- - [(set (match_operand:SI 0 "register_operand" "=y")
- + [(set (match_operand:SI 0 "register_operand" "=y,y")
- (div:SI (reg:SI R4_REG) (reg:SI R5_REG)))
- (clobber (reg:SI PR_REG))
- (clobber (reg:DF DR0_REG))
- (clobber (reg:DF DR2_REG))
- (clobber (reg:SI R2_REG))
- - (use (match_operand:SI 1 "arith_reg_operand" "r"))]
- + (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
- + (use (match_operand 2 "" "Z,Ccl"))]
- "(TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE || TARGET_SHCOMPACT)
- && TARGET_FPU_SINGLE"
- - "jsr @%1%#"
- + "@
- + jsr @%1%#
- + bsrf %1\n%O2:%#"
- [(set_attr "type" "sfunc")
- (set_attr "needs_delay_slot" "yes")])
-
- @@ -2994,11 +3012,12 @@ (define_expand "divsi3"
- }
- else if (TARGET_DIVIDE_CALL_FP)
- {
- - function_symbol (operands[3], sh_divsi3_libfunc, SFUNC_STATIC);
- + rtx lab = function_symbol (operands[3], sh_divsi3_libfunc,
- + SFUNC_STATIC).lab;
- if (TARGET_FPU_SINGLE)
- - last = gen_divsi3_i4_single (operands[0], operands[3]);
- + last = gen_divsi3_i4_single (operands[0], operands[3], lab);
- else
- - last = gen_divsi3_i4 (operands[0], operands[3]);
- + last = gen_divsi3_i4 (operands[0], operands[3], lab);
- }
- else if (TARGET_SH2A)
- {
- @@ -3113,7 +3132,7 @@ (define_expand "divsi3"
- last = ((TARGET_DIVIDE_CALL2 ? gen_divsi3_media_2 : gen_divsi3_i1_media)
- (operands[0], operands[3]));
- else if (TARGET_FPU_ANY)
- - last = gen_divsi3_i4_single (operands[0], operands[3]);
- + last = gen_divsi3_i4_single (operands[0], operands[3], const0_rtx);
- else
- last = gen_divsi3_i1 (operands[0], operands[3]);
- }
- @@ -3713,7 +3732,7 @@ (define_expand "mulsi3"
- {
- /* The address must be set outside the libcall,
- since it goes into a pseudo. */
- - rtx sym = function_symbol (NULL, "__mulsi3", SFUNC_STATIC);
- + rtx sym = function_symbol (NULL, "__mulsi3", SFUNC_STATIC).sym;
- rtx addr = force_reg (SImode, sym);
- rtx insns = gen_mulsi3_call (operands[0], operands[1],
- operands[2], addr);
- @@ -4970,8 +4989,8 @@ (define_expand "ashlsi3"
- {
- emit_move_insn (gen_rtx_REG (SImode, R4_REG), operands[1]);
- rtx funcaddr = gen_reg_rtx (Pmode);
- - function_symbol (funcaddr, "__ashlsi3_r0", SFUNC_STATIC);
- - emit_insn (gen_ashlsi3_d_call (operands[0], operands[2], funcaddr));
- + rtx lab = function_symbol (funcaddr, "__ashlsi3_r0", SFUNC_STATIC).lab;
- + emit_insn (gen_ashlsi3_d_call (operands[0], operands[2], funcaddr, lab));
-
- DONE;
- }
- @@ -5024,15 +5043,18 @@ (define_insn_and_split "ashlsi3_d"
- ;; In order to make combine understand the truncation of the shift amount
- ;; operand we have to allow it to use pseudo regs for the shift operands.
- (define_insn "ashlsi3_d_call"
- - [(set (match_operand:SI 0 "arith_reg_dest" "=z")
- + [(set (match_operand:SI 0 "arith_reg_dest" "=z,z")
- (ashift:SI (reg:SI R4_REG)
- - (and:SI (match_operand:SI 1 "arith_reg_operand" "z")
- + (and:SI (match_operand:SI 1 "arith_reg_operand" "z,z")
- (const_int 31))))
- - (use (match_operand:SI 2 "arith_reg_operand" "r"))
- + (use (match_operand:SI 2 "arith_reg_operand" "r,r"))
- + (use (match_operand 3 "" "Z,Ccl"))
- (clobber (reg:SI T_REG))
- (clobber (reg:SI PR_REG))]
- "TARGET_SH1 && !TARGET_DYNSHIFT"
- - "jsr @%2%#"
- + "@
- + jsr @%2%#
- + bsrf %2\n%O3:%#"
- [(set_attr "type" "sfunc")
- (set_attr "needs_delay_slot" "yes")])
-
- @@ -5374,12 +5396,15 @@ (define_insn "ashrsi3_d"
- (define_insn "ashrsi3_n"
- [(set (reg:SI R4_REG)
- (ashiftrt:SI (reg:SI R4_REG)
- - (match_operand:SI 0 "const_int_operand" "i")))
- + (match_operand:SI 0 "const_int_operand" "i,i")))
- (clobber (reg:SI T_REG))
- (clobber (reg:SI PR_REG))
- - (use (match_operand:SI 1 "arith_reg_operand" "r"))]
- + (use (match_operand:SI 1 "arith_reg_operand" "r,r"))
- + (use (match_operand 2 "" "Z,Ccl"))]
- "TARGET_SH1"
- - "jsr @%1%#"
- + "@
- + jsr @%1%#
- + bsrf %1\n%O2:%#"
- [(set_attr "type" "sfunc")
- (set_attr "needs_delay_slot" "yes")])
-
- @@ -5532,8 +5557,8 @@ (define_expand "lshrsi3"
- {
- emit_move_insn (gen_rtx_REG (SImode, R4_REG), operands[1]);
- rtx funcaddr = gen_reg_rtx (Pmode);
- - function_symbol (funcaddr, "__lshrsi3_r0", SFUNC_STATIC);
- - emit_insn (gen_lshrsi3_d_call (operands[0], operands[2], funcaddr));
- + rtx lab = function_symbol (funcaddr, "__lshrsi3_r0", SFUNC_STATIC).lab;
- + emit_insn (gen_lshrsi3_d_call (operands[0], operands[2], funcaddr, lab));
- DONE;
- }
- })
- @@ -5585,15 +5610,18 @@ (define_insn_and_split "lshrsi3_d"
- ;; In order to make combine understand the truncation of the shift amount
- ;; operand we have to allow it to use pseudo regs for the shift operands.
- (define_insn "lshrsi3_d_call"
- - [(set (match_operand:SI 0 "arith_reg_dest" "=z")
- + [(set (match_operand:SI 0 "arith_reg_dest" "=z,z")
- (lshiftrt:SI (reg:SI R4_REG)
- - (and:SI (match_operand:SI 1 "arith_reg_operand" "z")
- + (and:SI (match_operand:SI 1 "arith_reg_operand" "z,z")
- (const_int 31))))
- - (use (match_operand:SI 2 "arith_reg_operand" "r"))
- + (use (match_operand:SI 2 "arith_reg_operand" "r,r"))
- + (use (match_operand 3 "" "Z,Ccl"))
- (clobber (reg:SI T_REG))
- (clobber (reg:SI PR_REG))]
- "TARGET_SH1 && !TARGET_DYNSHIFT"
- - "jsr @%2%#"
- + "@
- + jsr @%2%#
- + bsrf %2\n%O3:%#"
- [(set_attr "type" "sfunc")
- (set_attr "needs_delay_slot" "yes")])
-
- @@ -7315,7 +7343,7 @@ (define_expand "ic_invalidate_line"
- }
- else if (TARGET_SHCOMPACT)
- {
- - operands[1] = function_symbol (NULL, "__ic_invalidate", SFUNC_STATIC);
- + operands[1] = function_symbol (NULL, "__ic_invalidate", SFUNC_STATIC).sym;
- operands[1] = force_reg (Pmode, operands[1]);
- emit_insn (gen_ic_invalidate_line_compact (operands[0], operands[1]));
- DONE;
- @@ -7397,7 +7425,7 @@ (define_expand "initialize_trampoline"
-
- tramp = force_reg (Pmode, operands[0]);
- sfun = force_reg (Pmode, function_symbol (NULL, "__init_trampoline",
- - SFUNC_STATIC));
- + SFUNC_STATIC).sym);
- emit_move_insn (gen_rtx_REG (SImode, R2_REG), operands[1]);
- emit_move_insn (gen_rtx_REG (SImode, R3_REG), operands[2]);
-
- @@ -9459,9 +9487,29 @@ (define_insn "calli"
- (match_operand 1 "" ""))
- (use (reg:SI FPSCR_MODES_REG))
- (clobber (reg:SI PR_REG))]
- - "TARGET_SH1"
- + "TARGET_SH1 && !TARGET_FDPIC"
- {
- - if (TARGET_SH2A && (dbr_sequence_length () == 0))
- + if (TARGET_SH2A && dbr_sequence_length () == 0)
- + return "jsr/n @%0";
- + else
- + return "jsr @%0%#";
- +}
- + [(set_attr "type" "call")
- + (set (attr "fp_mode")
- + (if_then_else (eq_attr "fpu_single" "yes")
- + (const_string "single") (const_string "double")))
- + (set_attr "needs_delay_slot" "yes")
- + (set_attr "fp_set" "unknown")])
- +
- +(define_insn "calli_fdpic"
- + [(call (mem:SI (match_operand:SI 0 "arith_reg_operand" "r"))
- + (match_operand 1))
- + (use (reg:SI FPSCR_MODES_REG))
- + (use (reg:SI PIC_REG))
- + (clobber (reg:SI PR_REG))]
- + "TARGET_FDPIC"
- +{
- + if (TARGET_SH2A && dbr_sequence_length () == 0)
- return "jsr/n @%0";
- else
- return "jsr @%0%#";
- @@ -9588,9 +9636,30 @@ (define_insn "call_valuei"
- (match_operand 2 "" "")))
- (use (reg:SI FPSCR_MODES_REG))
- (clobber (reg:SI PR_REG))]
- - "TARGET_SH1"
- + "TARGET_SH1 && !TARGET_FDPIC"
- +{
- + if (TARGET_SH2A && dbr_sequence_length () == 0)
- + return "jsr/n @%1";
- + else
- + return "jsr @%1%#";
- +}
- + [(set_attr "type" "call")
- + (set (attr "fp_mode")
- + (if_then_else (eq_attr "fpu_single" "yes")
- + (const_string "single") (const_string "double")))
- + (set_attr "needs_delay_slot" "yes")
- + (set_attr "fp_set" "unknown")])
- +
- +(define_insn "call_valuei_fdpic"
- + [(set (match_operand 0 "" "=rf")
- + (call (mem:SI (match_operand:SI 1 "arith_reg_operand" "r"))
- + (match_operand 2)))
- + (use (reg:SI FPSCR_REG))
- + (use (reg:SI PIC_REG))
- + (clobber (reg:SI PR_REG))]
- + "TARGET_FDPIC"
- {
- - if (TARGET_SH2A && (dbr_sequence_length () == 0))
- + if (TARGET_SH2A && dbr_sequence_length () == 0)
- return "jsr/n @%1";
- else
- return "jsr @%1%#";
- @@ -9725,6 +9794,12 @@ (define_expand "call"
- (clobber (reg:SI PR_REG))])]
- ""
- {
- + if (TARGET_FDPIC)
- + {
- + rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
- + emit_move_insn (pic_reg, sh_get_fdpic_reg_initial_val ());
- + }
- +
- if (TARGET_SHMEDIA)
- {
- operands[0] = shmedia_prepare_call_address (operands[0], 0);
- @@ -9759,8 +9834,8 @@ (define_expand "call"
- run out of registers when adjusting fpscr for the call. */
- emit_insn (gen_force_mode_for_call ());
-
- - operands[0]
- - = function_symbol (NULL, "__GCC_shcompact_call_trampoline", SFUNC_GOT);
- + operands[0] = function_symbol (NULL, "__GCC_shcompact_call_trampoline",
- + SFUNC_GOT).sym;
- operands[0] = force_reg (SImode, operands[0]);
-
- emit_move_insn (r0, func);
- @@ -9808,7 +9883,13 @@ (define_expand "call"
- operands[1] = operands[2];
- }
-
- - emit_call_insn (gen_calli (operands[0], operands[1]));
- + if (TARGET_FDPIC)
- + {
- + operands[0] = sh_load_function_descriptor (operands[0]);
- + emit_call_insn (gen_calli_fdpic (operands[0], operands[1]));
- + }
- + else
- + emit_call_insn (gen_calli (operands[0], operands[1]));
- DONE;
- })
-
- @@ -9888,7 +9969,7 @@ (define_expand "call_pop"
- emit_insn (gen_force_mode_for_call ());
-
- operands[0] = function_symbol (NULL, "__GCC_shcompact_call_trampoline",
- - SFUNC_GOT);
- + SFUNC_GOT).sym;
- operands[0] = force_reg (SImode, operands[0]);
-
- emit_move_insn (r0, func);
- @@ -9913,6 +9994,12 @@ (define_expand "call_value"
- (clobber (reg:SI PR_REG))])]
- ""
- {
- + if (TARGET_FDPIC)
- + {
- + rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
- + emit_move_insn (pic_reg, sh_get_fdpic_reg_initial_val ());
- + }
- +
- if (TARGET_SHMEDIA)
- {
- operands[1] = shmedia_prepare_call_address (operands[1], 0);
- @@ -9948,8 +10035,8 @@ (define_expand "call_value"
- run out of registers when adjusting fpscr for the call. */
- emit_insn (gen_force_mode_for_call ());
-
- - operands[1]
- - = function_symbol (NULL, "__GCC_shcompact_call_trampoline", SFUNC_GOT);
- + operands[1] = function_symbol (NULL, "__GCC_shcompact_call_trampoline",
- + SFUNC_GOT).sym;
- operands[1] = force_reg (SImode, operands[1]);
-
- emit_move_insn (r0, func);
- @@ -9997,7 +10084,14 @@ (define_expand "call_value"
- else
- operands[1] = force_reg (SImode, XEXP (operands[1], 0));
-
- - emit_call_insn (gen_call_valuei (operands[0], operands[1], operands[2]));
- + if (TARGET_FDPIC)
- + {
- + operands[1] = sh_load_function_descriptor (operands[1]);
- + emit_call_insn (gen_call_valuei_fdpic (operands[0], operands[1],
- + operands[2]));
- + }
- + else
- + emit_call_insn (gen_call_valuei (operands[0], operands[1], operands[2]));
- DONE;
- })
-
- @@ -10006,7 +10100,21 @@ (define_insn "sibcalli"
- (match_operand 1 "" ""))
- (use (reg:SI FPSCR_MODES_REG))
- (return)]
- - "TARGET_SH1"
- + "TARGET_SH1 && !TARGET_FDPIC"
- + "jmp @%0%#"
- + [(set_attr "needs_delay_slot" "yes")
- + (set (attr "fp_mode")
- + (if_then_else (eq_attr "fpu_single" "yes")
- + (const_string "single") (const_string "double")))
- + (set_attr "type" "jump_ind")])
- +
- +(define_insn "sibcalli_fdpic"
- + [(call (mem:SI (match_operand:SI 0 "register_operand" "k"))
- + (match_operand 1))
- + (use (reg:SI FPSCR_MODES_REG))
- + (use (reg:SI PIC_REG))
- + (return)]
- + "TARGET_FDPIC"
- "jmp @%0%#"
- [(set_attr "needs_delay_slot" "yes")
- (set (attr "fp_mode")
- @@ -10020,7 +10128,25 @@ (define_insn "sibcalli_pcrel"
- (use (match_operand 2 "" ""))
- (use (reg:SI FPSCR_MODES_REG))
- (return)]
- - "TARGET_SH2"
- + "TARGET_SH2 && !TARGET_FDPIC"
- +{
- + return "braf %0" "\n"
- + "%O2:%#";
- +}
- + [(set_attr "needs_delay_slot" "yes")
- + (set (attr "fp_mode")
- + (if_then_else (eq_attr "fpu_single" "yes")
- + (const_string "single") (const_string "double")))
- + (set_attr "type" "jump_ind")])
- +
- +(define_insn "sibcalli_pcrel_fdpic"
- + [(call (mem:SI (match_operand:SI 0 "arith_reg_operand" "k"))
- + (match_operand 1))
- + (use (match_operand 2))
- + (use (reg:SI FPSCR_MODES_REG))
- + (use (reg:SI PIC_REG))
- + (return)]
- + "TARGET_SH2 && TARGET_FDPIC"
- {
- return "braf %0" "\n"
- "%O2:%#";
- @@ -10053,7 +10179,7 @@ (define_insn_and_split "sibcall_pcrel"
- (use (reg:SI FPSCR_MODES_REG))
- (clobber (match_scratch:SI 2 "=&k"))
- (return)]
- - "TARGET_SH2"
- + "TARGET_SH2 && !TARGET_FDPIC"
- "#"
- "reload_completed"
- [(const_int 0)]
- @@ -10073,6 +10199,32 @@ (define_insn_and_split "sibcall_pcrel"
- (const_string "single") (const_string "double")))
- (set_attr "type" "jump_ind")])
-
- +(define_insn_and_split "sibcall_pcrel_fdpic"
- + [(call (mem:SI (match_operand:SI 0 "symbol_ref_operand"))
- + (match_operand 1))
- + (use (reg:SI FPSCR_MODES_REG))
- + (use (reg:SI PIC_REG))
- + (clobber (match_scratch:SI 2 "=k"))
- + (return)]
- + "TARGET_SH2 && TARGET_FDPIC"
- + "#"
- + "&& reload_completed"
- + [(const_int 0)]
- +{
- + rtx lab = PATTERN (gen_call_site ());
- +
- + sh_expand_sym_label2reg (operands[2], operands[0], lab, true);
- + rtx i = emit_call_insn (gen_sibcalli_pcrel_fdpic (operands[2], operands[1],
- + copy_rtx (lab)));
- + SIBLING_CALL_P (i) = 1;
- + DONE;
- +}
- + [(set_attr "needs_delay_slot" "yes")
- + (set (attr "fp_mode")
- + (if_then_else (eq_attr "fpu_single" "yes")
- + (const_string "single") (const_string "double")))
- + (set_attr "type" "jump_ind")])
- +
- (define_insn "sibcall_compact"
- [(call (mem:SI (match_operand:SI 0 "register_operand" "k,k"))
- (match_operand 1 "" ""))
- @@ -10117,6 +10269,12 @@ (define_expand "sibcall"
- (return)])]
- ""
- {
- + if (TARGET_FDPIC)
- + {
- + rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
- + emit_move_insn (pic_reg, sh_get_fdpic_reg_initial_val ());
- + }
- +
- if (TARGET_SHMEDIA)
- {
- operands[0] = shmedia_prepare_call_address (operands[0], 1);
- @@ -10161,8 +10319,8 @@ (define_expand "sibcall"
- run out of registers when adjusting fpscr for the call. */
- emit_insn (gen_force_mode_for_call ());
-
- - operands[0]
- - = function_symbol (NULL, "__GCC_shcompact_call_trampoline", SFUNC_GOT);
- + operands[0] = function_symbol (NULL, "__GCC_shcompact_call_trampoline",
- + SFUNC_GOT).sym;
- operands[0] = force_reg (SImode, operands[0]);
-
- /* We don't need a return trampoline, since the callee will
- @@ -10196,13 +10354,23 @@ (define_expand "sibcall"
- static functions. */
- && SYMBOL_REF_LOCAL_P (XEXP (operands[0], 0)))
- {
- - emit_call_insn (gen_sibcall_pcrel (XEXP (operands[0], 0), operands[1]));
- + if (TARGET_FDPIC)
- + emit_call_insn (gen_sibcall_pcrel_fdpic (XEXP (operands[0], 0),
- + operands[1]));
- + else
- + emit_call_insn (gen_sibcall_pcrel (XEXP (operands[0], 0), operands[1]));
- DONE;
- }
- else
- operands[0] = force_reg (SImode, XEXP (operands[0], 0));
-
- - emit_call_insn (gen_sibcalli (operands[0], operands[1]));
- + if (TARGET_FDPIC)
- + {
- + operands[0] = sh_load_function_descriptor (operands[0]);
- + emit_call_insn (gen_sibcalli_fdpic (operands[0], operands[1]));
- + }
- + else
- + emit_call_insn (gen_sibcalli (operands[0], operands[1]));
- DONE;
- })
-
- @@ -10212,7 +10380,22 @@ (define_insn "sibcall_valuei"
- (match_operand 2 "" "")))
- (use (reg:SI FPSCR_MODES_REG))
- (return)]
- - "TARGET_SH1"
- + "TARGET_SH1 && !TARGET_FDPIC"
- + "jmp @%1%#"
- + [(set_attr "needs_delay_slot" "yes")
- + (set (attr "fp_mode")
- + (if_then_else (eq_attr "fpu_single" "yes")
- + (const_string "single") (const_string "double")))
- + (set_attr "type" "jump_ind")])
- +
- +(define_insn "sibcall_valuei_fdpic"
- + [(set (match_operand 0 "" "=rf")
- + (call (mem:SI (match_operand:SI 1 "register_operand" "k"))
- + (match_operand 2)))
- + (use (reg:SI FPSCR_MODES_REG))
- + (use (reg:SI PIC_REG))
- + (return)]
- + "TARGET_FDPIC"
- "jmp @%1%#"
- [(set_attr "needs_delay_slot" "yes")
- (set (attr "fp_mode")
- @@ -10227,7 +10410,26 @@ (define_insn "sibcall_valuei_pcrel"
- (use (match_operand 3 "" ""))
- (use (reg:SI FPSCR_MODES_REG))
- (return)]
- - "TARGET_SH2"
- + "TARGET_SH2 && !TARGET_FDPIC"
- +{
- + return "braf %1" "\n"
- + "%O3:%#";
- +}
- + [(set_attr "needs_delay_slot" "yes")
- + (set (attr "fp_mode")
- + (if_then_else (eq_attr "fpu_single" "yes")
- + (const_string "single") (const_string "double")))
- + (set_attr "type" "jump_ind")])
- +
- +(define_insn "sibcall_valuei_pcrel_fdpic"
- + [(set (match_operand 0 "" "=rf")
- + (call (mem:SI (match_operand:SI 1 "arith_reg_operand" "k"))
- + (match_operand 2)))
- + (use (match_operand 3))
- + (use (reg:SI FPSCR_MODES_REG))
- + (use (reg:SI PIC_REG))
- + (return)]
- + "TARGET_SH2 && TARGET_FDPIC"
- {
- return "braf %1" "\n"
- "%O3:%#";
- @@ -10245,7 +10447,7 @@ (define_insn_and_split "sibcall_value_pcrel"
- (use (reg:SI FPSCR_MODES_REG))
- (clobber (match_scratch:SI 3 "=&k"))
- (return)]
- - "TARGET_SH2"
- + "TARGET_SH2 && !TARGET_FDPIC"
- "#"
- "reload_completed"
- [(const_int 0)]
- @@ -10267,6 +10469,35 @@ (define_insn_and_split "sibcall_value_pcrel"
- (const_string "single") (const_string "double")))
- (set_attr "type" "jump_ind")])
-
- +(define_insn_and_split "sibcall_value_pcrel_fdpic"
- + [(set (match_operand 0 "" "=rf")
- + (call (mem:SI (match_operand:SI 1 "symbol_ref_operand"))
- + (match_operand 2)))
- + (use (reg:SI FPSCR_MODES_REG))
- + (use (reg:SI PIC_REG))
- + (clobber (match_scratch:SI 3 "=k"))
- + (return)]
- + "TARGET_SH2 && TARGET_FDPIC"
- + "#"
- + "&& reload_completed"
- + [(const_int 0)]
- +{
- + rtx lab = PATTERN (gen_call_site ());
- +
- + sh_expand_sym_label2reg (operands[3], operands[1], lab, true);
- + rtx i = emit_call_insn (gen_sibcall_valuei_pcrel_fdpic (operands[0],
- + operands[3],
- + operands[2],
- + copy_rtx (lab)));
- + SIBLING_CALL_P (i) = 1;
- + DONE;
- +}
- + [(set_attr "needs_delay_slot" "yes")
- + (set (attr "fp_mode")
- + (if_then_else (eq_attr "fpu_single" "yes")
- + (const_string "single") (const_string "double")))
- + (set_attr "type" "jump_ind")])
- +
- (define_insn "sibcall_value_compact"
- [(set (match_operand 0 "" "=rf,rf")
- (call (mem:SI (match_operand:SI 1 "register_operand" "k,k"))
- @@ -10314,6 +10545,12 @@ (define_expand "sibcall_value"
- (return)])]
- ""
- {
- + if (TARGET_FDPIC)
- + {
- + rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
- + emit_move_insn (pic_reg, sh_get_fdpic_reg_initial_val ());
- + }
- +
- if (TARGET_SHMEDIA)
- {
- operands[1] = shmedia_prepare_call_address (operands[1], 1);
- @@ -10359,8 +10596,8 @@ (define_expand "sibcall_value"
- run out of registers when adjusting fpscr for the call. */
- emit_insn (gen_force_mode_for_call ());
-
- - operands[1]
- - = function_symbol (NULL, "__GCC_shcompact_call_trampoline", SFUNC_GOT);
- + operands[1] = function_symbol (NULL, "__GCC_shcompact_call_trampoline",
- + SFUNC_GOT).sym;
- operands[1] = force_reg (SImode, operands[1]);
-
- /* We don't need a return trampoline, since the callee will
- @@ -10395,15 +10632,27 @@ (define_expand "sibcall_value"
- static functions. */
- && SYMBOL_REF_LOCAL_P (XEXP (operands[1], 0)))
- {
- - emit_call_insn (gen_sibcall_value_pcrel (operands[0],
- - XEXP (operands[1], 0),
- - operands[2]));
- + if (TARGET_FDPIC)
- + emit_call_insn (gen_sibcall_value_pcrel_fdpic (operands[0],
- + XEXP (operands[1], 0),
- + operands[2]));
- + else
- + emit_call_insn (gen_sibcall_value_pcrel (operands[0],
- + XEXP (operands[1], 0),
- + operands[2]));
- DONE;
- }
- else
- operands[1] = force_reg (SImode, XEXP (operands[1], 0));
-
- - emit_call_insn (gen_sibcall_valuei (operands[0], operands[1], operands[2]));
- + if (TARGET_FDPIC)
- + {
- + operands[1] = sh_load_function_descriptor (operands[1]);
- + emit_call_insn (gen_sibcall_valuei_fdpic (operands[0], operands[1],
- + operands[2]));
- + }
- + else
- + emit_call_insn (gen_sibcall_valuei (operands[0], operands[1], operands[2]));
- DONE;
- })
-
- @@ -10487,7 +10736,7 @@ (define_expand "call_value_pop"
- emit_insn (gen_force_mode_for_call ());
-
- operands[1] = function_symbol (NULL, "__GCC_shcompact_call_trampoline",
- - SFUNC_GOT);
- + SFUNC_GOT).sym;
- operands[1] = force_reg (SImode, operands[1]);
-
- emit_move_insn (r0, func);
- @@ -10685,6 +10934,13 @@ (define_expand "GOTaddr2picreg"
- DONE;
- }
-
- + if (TARGET_FDPIC)
- + {
- + rtx pic_reg = gen_rtx_REG (Pmode, PIC_REG);
- + emit_move_insn (pic_reg, sh_get_fdpic_reg_initial_val ());
- + DONE;
- + }
- +
- operands[1] = gen_rtx_REG (Pmode, PIC_REG);
- operands[2] = gen_rtx_SYMBOL_REF (VOIDmode, GOT_SYMBOL_NAME);
-
- @@ -10820,10 +11076,13 @@ (define_expand "symGOT_load"
- rtx mem;
- bool stack_chk_guard_p = false;
-
- + rtx picreg = TARGET_FDPIC ? sh_get_fdpic_reg_initial_val ()
- + : gen_rtx_REG (Pmode, PIC_REG);
- +
- operands[2] = !can_create_pseudo_p () ? operands[0] : gen_reg_rtx (Pmode);
- operands[3] = !can_create_pseudo_p () ? operands[0] : gen_reg_rtx (Pmode);
-
- - if (!TARGET_SHMEDIA
- + if (!TARGET_SHMEDIA && !TARGET_FDPIC
- && flag_stack_protect
- && GET_CODE (operands[1]) == CONST
- && GET_CODE (XEXP (operands[1], 0)) == UNSPEC
- @@ -10862,8 +11121,7 @@ (define_expand "symGOT_load"
- if (stack_chk_guard_p)
- emit_insn (gen_chk_guard_add (operands[3], operands[2]));
- else
- - emit_move_insn (operands[3], gen_rtx_PLUS (Pmode, operands[2],
- - gen_rtx_REG (Pmode, PIC_REG)));
- + emit_move_insn (operands[3], gen_rtx_PLUS (Pmode, operands[2], picreg));
-
- /* N.B. This is not constant for a GOTPLT relocation. */
- mem = gen_rtx_MEM (Pmode, operands[3]);
- @@ -10894,6 +11152,23 @@ (define_expand "symGOT2reg"
- DONE;
- })
-
- +(define_expand "sym2GOTFUNCDESC"
- + [(const (unspec [(match_operand 0)] UNSPEC_GOTFUNCDESC))]
- + "TARGET_FDPIC")
- +
- +(define_expand "symGOTFUNCDESC2reg"
- + [(match_operand 0) (match_operand 1)]
- + "TARGET_FDPIC"
- +{
- + rtx gotsym = gen_sym2GOTFUNCDESC (operands[1]);
- + PUT_MODE (gotsym, Pmode);
- + rtx insn = emit_insn (gen_symGOT_load (operands[0], gotsym));
- +
- + MEM_READONLY_P (SET_SRC (PATTERN (insn))) = 1;
- +
- + DONE;
- +})
- +
- (define_expand "symGOTPLT2reg"
- [(match_operand 0 "" "") (match_operand 1 "" "")]
- ""
- @@ -10920,18 +11195,39 @@ (define_expand "symGOTOFF2reg"
- ? operands[0]
- : gen_reg_rtx (GET_MODE (operands[0])));
-
- + rtx picreg = TARGET_FDPIC ? sh_get_fdpic_reg_initial_val ()
- + : gen_rtx_REG (Pmode, PIC_REG);
- +
- gotoffsym = gen_sym2GOTOFF (operands[1]);
- PUT_MODE (gotoffsym, Pmode);
- emit_move_insn (t, gotoffsym);
- - insn = emit_move_insn (operands[0],
- - gen_rtx_PLUS (Pmode, t,
- - gen_rtx_REG (Pmode, PIC_REG)));
- + insn = emit_move_insn (operands[0], gen_rtx_PLUS (Pmode, t, picreg));
-
- set_unique_reg_note (insn, REG_EQUAL, operands[1]);
-
- DONE;
- })
-
- +(define_expand "sym2GOTOFFFUNCDESC"
- + [(const (unspec [(match_operand 0)] UNSPEC_GOTOFFFUNCDESC))]
- + "TARGET_FDPIC")
- +
- +(define_expand "symGOTOFFFUNCDESC2reg"
- + [(match_operand 0) (match_operand 1)]
- + "TARGET_FDPIC"
- +{
- + rtx picreg = sh_get_fdpic_reg_initial_val ();
- + rtx t = !can_create_pseudo_p ()
- + ? operands[0]
- + : gen_reg_rtx (GET_MODE (operands[0]));
- +
- + rtx gotoffsym = gen_sym2GOTOFFFUNCDESC (operands[1]);
- + PUT_MODE (gotoffsym, Pmode);
- + emit_move_insn (t, gotoffsym);
- + emit_move_insn (operands[0], gen_rtx_PLUS (Pmode, t, picreg));
- + DONE;
- +})
- +
- (define_expand "symPLT_label2reg"
- [(set (match_operand:SI 0 "" "")
- (const:SI
- @@ -12688,18 +12984,22 @@ (define_expand "movmemsi"
- (define_insn "block_move_real"
- [(parallel [(set (mem:BLK (reg:SI R4_REG))
- (mem:BLK (reg:SI R5_REG)))
- - (use (match_operand:SI 0 "arith_reg_operand" "r"))
- + (use (match_operand:SI 0 "arith_reg_operand" "r,r"))
- + (use (match_operand 1 "" "Z,Ccl"))
- (clobber (reg:SI PR_REG))
- (clobber (reg:SI R0_REG))])]
- "TARGET_SH1 && ! TARGET_HARD_SH4"
- - "jsr @%0%#"
- + "@
- + jsr @%0%#
- + bsrf %0\n%O1:%#"
- [(set_attr "type" "sfunc")
- (set_attr "needs_delay_slot" "yes")])
-
- (define_insn "block_lump_real"
- [(parallel [(set (mem:BLK (reg:SI R4_REG))
- (mem:BLK (reg:SI R5_REG)))
- - (use (match_operand:SI 0 "arith_reg_operand" "r"))
- + (use (match_operand:SI 0 "arith_reg_operand" "r,r"))
- + (use (match_operand 1 "" "Z,Ccl"))
- (use (reg:SI R6_REG))
- (clobber (reg:SI PR_REG))
- (clobber (reg:SI T_REG))
- @@ -12708,27 +13008,33 @@ (define_insn "block_lump_real"
- (clobber (reg:SI R6_REG))
- (clobber (reg:SI R0_REG))])]
- "TARGET_SH1 && ! TARGET_HARD_SH4"
- - "jsr @%0%#"
- + "@
- + jsr @%0%#
- + bsrf %0\n%O1:%#"
- [(set_attr "type" "sfunc")
- (set_attr "needs_delay_slot" "yes")])
-
- (define_insn "block_move_real_i4"
- [(parallel [(set (mem:BLK (reg:SI R4_REG))
- (mem:BLK (reg:SI R5_REG)))
- - (use (match_operand:SI 0 "arith_reg_operand" "r"))
- + (use (match_operand:SI 0 "arith_reg_operand" "r,r"))
- + (use (match_operand 1 "" "Z,Ccl"))
- (clobber (reg:SI PR_REG))
- (clobber (reg:SI R0_REG))
- (clobber (reg:SI R1_REG))
- (clobber (reg:SI R2_REG))])]
- "TARGET_HARD_SH4"
- - "jsr @%0%#"
- + "@
- + jsr @%0%#
- + bsrf %0\n%O1:%#"
- [(set_attr "type" "sfunc")
- (set_attr "needs_delay_slot" "yes")])
-
- (define_insn "block_lump_real_i4"
- [(parallel [(set (mem:BLK (reg:SI R4_REG))
- (mem:BLK (reg:SI R5_REG)))
- - (use (match_operand:SI 0 "arith_reg_operand" "r"))
- + (use (match_operand:SI 0 "arith_reg_operand" "r,r"))
- + (use (match_operand 1 "" "Z,Ccl"))
- (use (reg:SI R6_REG))
- (clobber (reg:SI PR_REG))
- (clobber (reg:SI T_REG))
- @@ -12740,7 +13046,9 @@ (define_insn "block_lump_real_i4"
- (clobber (reg:SI R2_REG))
- (clobber (reg:SI R3_REG))])]
- "TARGET_HARD_SH4"
- - "jsr @%0%#"
- + "@
- + jsr @%0%#
- + bsrf %0\n%O1:%#"
- [(set_attr "type" "sfunc")
- (set_attr "needs_delay_slot" "yes")])
-
- diff --git a/gcc/config/sh/sh.opt b/gcc/config/sh/sh.opt
- index 8875b5d..c2e8aca 100644
- --- a/gcc/config/sh/sh.opt
- +++ b/gcc/config/sh/sh.opt
- @@ -264,6 +264,10 @@ mdivsi3_libfunc=
- Target RejectNegative Joined Var(sh_divsi3_libfunc) Init("")
- Specify name for 32 bit signed division function
-
- +mfdpic
- +Target Report Var(TARGET_FDPIC) Init(0)
- +Generate ELF FDPIC code
- +
- mfmovd
- Target RejectNegative Mask(FMOVD)
- Enable the use of 64-bit floating point registers in fmov instructions. See -mdalign if 64-bit alignment is required.
- diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi
- index 1fd773e..fe57b97 100644
- --- a/gcc/doc/install.texi
- +++ b/gcc/doc/install.texi
- @@ -1810,6 +1810,9 @@ When neither of these configure options are used, the default will be
- 128-bit @code{long double} when built against GNU C Library 2.4 and later,
- 64-bit @code{long double} otherwise.
-
- +@item --enable-fdpic
- +On SH Linux systems, generate ELF FDPIC code.
- +
- @item --with-gmp=@var{pathname}
- @itemx --with-gmp-include=@var{pathname}
- @itemx --with-gmp-lib=@var{pathname}
- diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
- index ebfaaa1..8b26eac 100644
- --- a/gcc/doc/invoke.texi
- +++ b/gcc/doc/invoke.texi
- @@ -21178,6 +21178,10 @@ in effect.
- Prefer zero-displacement conditional branches for conditional move instruction
- patterns. This can result in faster code on the SH4 processor.
-
- +@item -mfdpic
- +@opindex fdpic
- +Generate code using the FDPIC ABI.
- +
- @end table
-
- @node Solaris 2 Options
- diff --git a/include/longlong.h b/include/longlong.h
- index a0b2ce1..d7ef671 100644
- --- a/include/longlong.h
- +++ b/include/longlong.h
- @@ -1102,6 +1102,33 @@ extern UDItype __umulsidi3 (USItype, USItype);
- /* This is the same algorithm as __udiv_qrnnd_c. */
- #define UDIV_NEEDS_NORMALIZATION 1
-
- +#ifdef __FDPIC__
- +/* FDPIC needs a special version of the asm fragment to extract the
- + code address from the function descriptor. __udiv_qrnnd_16 is
- + assumed to be local and not to use the GOT, so loading r12 is
- + not needed. */
- +#define udiv_qrnnd(q, r, n1, n0, d) \
- + do { \
- + extern UWtype __udiv_qrnnd_16 (UWtype, UWtype) \
- + __attribute__ ((visibility ("hidden"))); \
- + /* r0: rn r1: qn */ /* r0: n1 r4: n0 r5: d r6: d1 */ /* r2: __m */ \
- + __asm__ ( \
- + "mov%M4 %4,r5\n" \
- +" swap.w %3,r4\n" \
- +" swap.w r5,r6\n" \
- +" mov.l @%5,r2\n" \
- +" jsr @r2\n" \
- +" shll16 r6\n" \
- +" swap.w r4,r4\n" \
- +" mov.l @%5,r2\n" \
- +" jsr @r2\n" \
- +" swap.w r1,%0\n" \
- +" or r1,%0" \
- + : "=r" (q), "=&z" (r) \
- + : "1" (n1), "r" (n0), "rm" (d), "r" (&__udiv_qrnnd_16) \
- + : "r1", "r2", "r4", "r5", "r6", "pr", "t"); \
- + } while (0)
- +#else
- #define udiv_qrnnd(q, r, n1, n0, d) \
- do { \
- extern UWtype __udiv_qrnnd_16 (UWtype, UWtype) \
- @@ -1121,6 +1148,7 @@ extern UDItype __umulsidi3 (USItype, USItype);
- : "1" (n1), "r" (n0), "rm" (d), "r" (&__udiv_qrnnd_16) \
- : "r1", "r2", "r4", "r5", "r6", "pr", "t"); \
- } while (0)
- +#endif /* __FDPIC__ */
-
- #define UDIV_TIME 80
-
- diff --git a/libitm/config/sh/sjlj.S b/libitm/config/sh/sjlj.S
- index 410cef6..8c83fce 100644
- --- a/libitm/config/sh/sjlj.S
- +++ b/libitm/config/sh/sjlj.S
- @@ -58,9 +58,6 @@ _ITM_beginTransaction:
- jsr @r1
- mov r15, r5
- #else
- - mova .Lgot, r0
- - mov.l .Lgot, r12
- - add r0, r12
- mov.l .Lbegin, r1
- bsrf r1
- mov r15, r5
- @@ -79,14 +76,12 @@ _ITM_beginTransaction:
- nop
- cfi_endproc
-
- - .align 2
- -.Lgot:
- - .long _GLOBAL_OFFSET_TABLE_
- + .align 2
- .Lbegin:
- #if defined HAVE_ATTRIBUTE_VISIBILITY || !defined __PIC__
- .long GTM_begin_transaction
- #else
- - .long GTM_begin_transaction@PLT-(.Lbegin0-.)
- + .long GTM_begin_transaction@PCREL-(.Lbegin0-.)
- #endif
- .size _ITM_beginTransaction, . - _ITM_beginTransaction
-
|