7bc6df2ca1
gcc/ PR target/49868 * config/avr/avr.h (base_arch_s): Add field n_segments. (ADDR_SPACE_PGM1, ADDR_SPACE_PGM2, ADDR_SPACE_PGM3, ADDR_SPACE_PGM4, ADDR_SPACE_PGM5, ADDR_SPACE_PGMX): New address spaces. (AVR_HAVE_ELPM, AVR_HAVE_ELPMX): New defines. (INIT_EXPANDERS): New define. * config/avr/avr-protos.h (avr_mem_pgmx_p): New. (avr_init_expanders): New. (avr_emit_movmemhi, avr_out_movmem): New. (avr_xload_libgcc_p): New. * config/avr/avr-c.c (avr_register_target_pragmas): Register address spaces __pgm1, __pgm2, __pgm3, __pgm4 __pgm5, __pgmx. (avr_cpu_cpp_builtins): Add built-in defines __PGM1, __PGM2, __PGM3, __PGM4, __PGM5, __PGMX. * config/avr/avr-devices.c (avr_arch_types): Set field n_segments. * config/avr/avr.c (AVR_SECTION_PROGMEM): Change define to cover 3 bits instead of just 1. (xstring_empty, xstring_e, rampz_rtx): New static GTYed variables. (progmem_section): Change from section to array of sections. (progmem_section_prefix): New static variable. (avr_file_start): Print set for __RAMPZ__ (avr_option_override): Move initialization of RTXes from here... (avr_init_expanders): ...to this new function. (avr_pgm_segment): New static function. (avr_decl_pgm_p): Handle error_mark_node. (avr_mem_pgmx_p, avr_decl_pgmx_p): New static functions. (avr_out_xload, avr_find_unused_d_reg): New static functions. (expand_prologue, expand_epilogue): Use rampz_rtx. (print_operand): Hande CONST_STRING. (avr_xload_libgcc_p): New static function. (avr_out_lpm_no_lpmx, avr_out_lpm): Handle ELPM. (avr_progmem_p): Return 2 for 24-bit flash address space. (avr_out_sbxx_branch): Clean-up code from ASn macros. (out_movqi_r_mr, out_movqi_mr_r): Ditto. And recognize RAMPZ's address and print symbolically. (avr_asm_named_section, avr_section_type_flags, avr_encode_section_info, avr_asm_select_section, avr_addr_space_address_mode, avr_addr_space_pointer_mode, avr_addr_space_legitimate_address_p, avr_addr_space_convert, avr_addr_space_legitimize_address): Handle new address spaces. (avr_output_progmem_section_asm_op): New static function. (avr_asm_init_sections): Initialize progmem_section[]. (adjust_insn_length): Handle ADJUST_LEN_XLOAD, ADJUST_LEN_MOVMEM. (avr_const_address_lo16): New static function. (avr_assemble_integer): Use it to handle 3-byte integers. (avr_emit_movmemhi, avr_out_movmem): New functions. * config/avr/predicates.md (nox_general_operand): Handle new address spaces. * config/avr/avr.md (unspec): Add UNSPEC_MOVMEM. (adjust_len): Add xload, movmem. (SP_ADDR): New define_constants. (isa): Add "lpm", "lpmx", "elpm", "elpmx". (enabled): Handle them. (load<mode>_libgcc): New expander. (*load.<mode>.libgcc): Rename to load_<mode>_libgcc. (xload8_A, xload<mode>_A): New insn-and-splits. (xload_8, xload_<mode>_libgcc, xload_<mode>, loadmem_elpm): New insns. (mov<mode>): Handle new address spaces. (movmemhi): Rewrite using avr_emit_movmemhi. (MOVMEM_r_d): New mode attribute. (movmem_<mode>, movmem_qi_elpm): New insns. (setmemhi, *clrmemqi, *clrmemhi, strlenhi, *strlenhi): Unquote C-code. Use label instead of hard-coded instrunction lengths. libgcc/ PR target/49868 * config/avr/t-avr (LIB1ASMFUNCS): Add _xload_2 _xload_3 _xload_4. * config/avr/lib1funcs.S (__xload_2, __xload_3, __xload_4): New functions. From-SVN: r181482
77 lines
1.5 KiB
Plaintext
77 lines
1.5 KiB
Plaintext
LIB1ASMSRC = avr/lib1funcs.S
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LIB1ASMFUNCS = \
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_mulqi3 \
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_mulhi3 \
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_mulhisi3 \
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_umulhisi3 \
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_usmulhisi3 \
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_muluhisi3 \
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_mulshisi3 \
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_mulsi3 \
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_udivmodqi4 \
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_divmodqi4 \
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_udivmodhi4 \
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_divmodhi4 \
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_divmodpsi4 _udivmodpsi4 \
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_udivmodsi4 \
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_divmodsi4 \
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_prologue \
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_epilogue \
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_exit \
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_cleanup \
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_tablejump \
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_tablejump_elpm \
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_load_3 _load_4 \
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_xload_2 _xload_3 _xload_4 \
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_copy_data \
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_clear_bss \
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_ctors \
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_dtors \
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_ffssi2 \
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_ffshi2 \
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_loop_ffsqi2 \
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_ctzsi2 \
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_ctzhi2 \
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_clzdi2 \
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_clzsi2 \
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_clzhi2 \
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_paritydi2 \
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_paritysi2 \
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_parityhi2 \
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_popcounthi2 \
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_popcountsi2 \
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_popcountdi2 \
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_popcountqi2 \
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_bswapsi2 \
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_bswapdi2 \
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_ashldi3 \
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_ashrdi3 \
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_lshrdi3 \
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_fmul _fmuls _fmulsu
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LIB2FUNCS_EXCLUDE = \
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_clz
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# We do not have the DF type.
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# Most of the C functions in libgcc2 use almost all registers,
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# so use -mcall-prologues for smaller code size.
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HOST_LIBGCC2_CFLAGS += -DDF=SF -Dinhibit_libc -mcall-prologues -Os
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# Extra 16-bit integer functions.
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intfuncs16 = _absvXX2 _addvXX3 _subvXX3 _mulvXX3 _negvXX2 _clrsbXX2
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hiintfuncs16 = $(subst XX,hi,$(intfuncs16))
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siintfuncs16 = $(subst XX,si,$(intfuncs16))
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iter-items := $(hiintfuncs16)
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iter-labels := $(siintfuncs16)
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iter-sizes := $(patsubst %,2,$(siintfuncs16)) $(patsubst %,2,$(hiintfuncs16))
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include $(srcdir)/empty.mk $(patsubst %,$(srcdir)/siditi-object.mk,$(iter-items))
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libgcc-objects += $(patsubst %,%$(objext),$(hiintfuncs16))
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ifeq ($(enable_shared),yes)
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libgcc-s-objects += $(patsubst %,%_s$(objext),$(hiintfuncs16))
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endif
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