mirror of
https://sourceware.org/git/binutils-gdb.git
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a504d23a83
bfd * bfd-in2.h: Regenerate.
* bfd-in.h (bfd_arm_stm32l4xx_fix): New enum. Specify how
STM32L4XX instruction scanning should be done.
(bfd_elf32_arm_set_stm32l4xx_fix)
(bfd_elf32_arm_stm32l4xx_erratum_scan)
(bfd_elf32_arm_stm32l4xx_fix_veneer_locations): Add prototypes.
(bfd_elf32_arm_set_target_relocs): Add stm32l4xx fix type argument
to prototype.
* elf32-arm.c (STM32L4XX_ERRATUM_VENEER_SECTION_NAME)
(STM32L4XX_ERRATUM_VENEER_ENTRY_NAME): Define macros.
(elf32_stm32l4xx_erratum_type): New enum.
(elf32_stm32l4xx_erratum_list): New struct. List of veneers or
jumps to veneers.
(_arm_elf_section_data): Add stm32l4xx_erratumcount,
stm32l4xx_erratumlist.
(elf32_arm_link_hash_table): Add stm32l4xx_erratum_glue_size,
stm32l4xx_fix and num_stm32l4xx_fixes fields.
(ctz): New function.
(popcount): New function.
(elf32_arm_link_hash_table_create): Initialize stm32l4xx_fix.
(put_thumb2_insn): New function.
(STM32L4XX_ERRATUM_LDM_VENEER_SIZE): Define. Size of a veneer for
LDM instructions.
(STM32L4XX_ERRATUM_VLDM_VENEER_SIZE): Define. Size of a veneer for
VLDM instructions.
(bfd_elf32_arm_allocate_interworking_sections): Initialise erratum
glue section.
(record_stm32l4xx_erratum_veneer) : New function. Create a single
veneer, and its associated symbols.
(bfd_elf32_arm_add_glue_sections_to_bfd): Add STM32L4XX erratum glue.
(bfd_elf32_arm_set_stm32l4xx_fix): New function. Set the type of
erratum workaround required.
(bfd_elf32_arm_stm32l4xx_fix_veneer_locations): New function. Find
out where veneers and branches to veneers have been placed in
virtual memory after layout.
(is_thumb2_ldmia): New function.
(is_thumb2_ldmdb): Likewise.
(is_thumb2_vldm ): Likewise.
(stm32l4xx_need_create_replacing_stub): New function. Decide if a
veneer must be emitted.
(bfd_elf32_arm_stm32l4xx_erratum_scan): Scan the sections of an
input BFD for potential erratum-triggering insns. Record results.
(bfd_elf32_arm_set_target_relocs): Set stm32l4xx_fix field in
global hash table.
(elf32_arm_size_dynamic_sections): Collect glue information.
(create_instruction_branch_absolute): New function.
(create_instruction_ldmia): Likewise.
(create_instruction_ldmdb): Likewise.
(create_instruction_mov): Likewise.
(create_instruction_sub): Likewise.
(create_instruction_vldmia): Likewise.
(create_instruction_vldmdb): Likewise.
(create_instruction_udf_w): Likewise.
(create_instruction_udf): Likewise.
(push_thumb2_insn32): Likewise.
(push_thumb2_insn16): Likewise.
(stm32l4xx_fill_stub_udf): Likewise.
(stm32l4xx_create_replacing_stub_ldmia): New function. Expands the
replacing stub for ldmia instructions.
(stm32l4xx_create_replacing_stub_ldmdb): Likewise for ldmdb.
(stm32l4xx_create_replacing_stub_vldm): Likewise for vldm.
(stm32l4xx_create_replacing_stub): New function. Dispatches the
stub emission to the appropriate functions.
(elf32_arm_write_section): Output veneers, and branches to veneers.
ld * ld.texinfo: Description of the STM32L4xx erratum workaround.
* emultempl/armelf.em (stm32l4xx_fix): New.
(arm_elf_before_allocation): Choose the type of fix, scan for
erratum.
(gld${EMULATION_NAME}_finish): Fix veneer locations.
(arm_elf_create_output_section_statements): Propagate
stm32l4xx_fix value.
(PARSE_AND_LIST_PROLOGUE): Define OPTION_STM32L4XX_FIX.
(PARSE_AND_LIST_LONGOPTS): Add entry for handling
--fix-stm32l4xx-629360.
(PARSE_AND_LIST_OPTION): Add entry for helping on
--fix-stm32l4xx-629360.
(PARSE_AND_LIST_ARGS_CASES): Treat OPTION_STM32L4XX_FIX.
tests * ld-arm/arm-elf.exp (armelftests_common): Add STM32L4XX
tests.
* ld-arm/stm32l4xx-cannot-fix-far-ldm.d: New.
* ld-arm/stm32l4xx-cannot-fix-far-ldm.s: Likewise.
* ld-arm/stm32l4xx-cannot-fix-it-block.d: Likewise.
* ld-arm/stm32l4xx-cannot-fix-it-block.s: Likewise.
* ld-arm/stm32l4xx-fix-all.d: Likewise.
* ld-arm/stm32l4xx-fix-all.s: Likewise.
* ld-arm/stm32l4xx-fix-it-block.d: Likewise.
* ld-arm/stm32l4xx-fix-it-block.s: Likewise.
* ld-arm/stm32l4xx-fix-ldm.d: Likewise.
* ld-arm/stm32l4xx-fix-ldm.s: Likewise.
* ld-arm/stm32l4xx-fix-vldm.d: Likewise.
* ld-arm/stm32l4xx-fix-vldm.s: Likewise.
190 lines
6.2 KiB
Makefile
190 lines
6.2 KiB
Makefile
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.*: file format elf32-littlearm.*
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Disassembly of section \.text:
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00008000 <__stm32l4xx_veneer_0>:
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8000: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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8004: e899 0380 ldmia\.w r9, {r7, r8, r9}
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8008: f000 b875 b\.w 80f6 <__stm32l4xx_veneer_0_r>
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800c: f7f0 a000 udf\.w #0
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00008010 <__stm32l4xx_veneer_1>:
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8010: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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8014: e899 0380 ldmia\.w r9, {r7, r8, r9}
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8018: f000 b872 b\.w 8100 <__stm32l4xx_veneer_1_r>
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801c: f7f0 a000 udf\.w #0
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00008020 <__stm32l4xx_veneer_2>:
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8020: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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8024: e899 0380 ldmia\.w r9, {r7, r8, r9}
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8028: f000 b86f b\.w 810a <__stm32l4xx_veneer_2_r>
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802c: f7f0 a000 udf\.w #0
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00008030 <__stm32l4xx_veneer_3>:
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8030: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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8034: e899 0380 ldmia\.w r9, {r7, r8, r9}
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8038: f000 b86e b\.w 8118 <__stm32l4xx_veneer_3_r>
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803c: f7f0 a000 udf\.w #0
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00008040 <__stm32l4xx_veneer_4>:
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8040: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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8044: e899 0380 ldmia\.w r9, {r7, r8, r9}
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8048: f000 b86d b\.w 8126 <__stm32l4xx_veneer_4_r>
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804c: f7f0 a000 udf\.w #0
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00008050 <__stm32l4xx_veneer_5>:
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8050: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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8054: e899 0380 ldmia\.w r9, {r7, r8, r9}
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8058: f000 b86c b\.w 8134 <__stm32l4xx_veneer_5_r>
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805c: f7f0 a000 udf\.w #0
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00008060 <__stm32l4xx_veneer_6>:
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8060: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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8064: e899 0380 ldmia\.w r9, {r7, r8, r9}
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8068: f000 b86b b\.w 8142 <__stm32l4xx_veneer_6_r>
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806c: f7f0 a000 udf\.w #0
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00008070 <__stm32l4xx_veneer_7>:
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8070: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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8074: e899 0380 ldmia\.w r9, {r7, r8, r9}
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8078: f000 b86c b\.w 8154 <__stm32l4xx_veneer_7_r>
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807c: f7f0 a000 udf\.w #0
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00008080 <__stm32l4xx_veneer_8>:
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8080: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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8084: e899 0380 ldmia\.w r9, {r7, r8, r9}
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8088: f000 b86d b\.w 8166 <__stm32l4xx_veneer_8_r>
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808c: f7f0 a000 udf\.w #0
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00008090 <__stm32l4xx_veneer_9>:
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8090: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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8094: e899 0380 ldmia\.w r9, {r7, r8, r9}
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8098: f000 b86e b\.w 8178 <__stm32l4xx_veneer_9_r>
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809c: f7f0 a000 udf\.w #0
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000080a0 <__stm32l4xx_veneer_a>:
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80a0: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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80a4: e899 0380 ldmia\.w r9, {r7, r8, r9}
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80a8: f000 b86f b\.w 818a <__stm32l4xx_veneer_a_r>
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80ac: f7f0 a000 udf\.w #0
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000080b0 <__stm32l4xx_veneer_b>:
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80b0: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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80b4: e899 0380 ldmia\.w r9, {r7, r8, r9}
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80b8: f000 b870 b\.w 819c <__stm32l4xx_veneer_b_r>
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80bc: f7f0 a000 udf\.w #0
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000080c0 <__stm32l4xx_veneer_c>:
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80c0: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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80c4: e899 0380 ldmia\.w r9, {r7, r8, r9}
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80c8: f000 b871 b\.w 81ae <__stm32l4xx_veneer_c_r>
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80cc: f7f0 a000 udf\.w #0
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000080d0 <__stm32l4xx_veneer_d>:
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80d0: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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80d4: e899 0380 ldmia\.w r9, {r7, r8, r9}
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80d8: f000 b872 b\.w 81c0 <__stm32l4xx_veneer_d_r>
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80dc: f7f0 a000 udf\.w #0
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000080e0 <__stm32l4xx_veneer_e>:
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80e0: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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80e4: e899 0380 ldmia\.w r9, {r7, r8, r9}
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80e8: f000 b873 b\.w 81d2 <__stm32l4xx_veneer_e_r>
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80ec: f7f0 a000 udf\.w #0
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000080f0 <_start>:
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80f0: bf08 it eq
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80f2: f7ff bf85 beq\.w 8000 <__stm32l4xx_veneer_0>
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000080f6 <__stm32l4xx_veneer_0_r>:
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80f6: bf04 itt eq
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80f8: f3af 8000 nopeq\.w
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80fc: f7ff bf88 beq\.w 8010 <__stm32l4xx_veneer_1>
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00008100 <__stm32l4xx_veneer_1_r>:
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8100: bf0c ite eq
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8102: f3af 8000 nopeq\.w
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8106: f7ff bf8b bne\.w 8020 <__stm32l4xx_veneer_2>
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0000810a <__stm32l4xx_veneer_2_r>:
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810a: bf02 ittt eq
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810c: f3af 8000 nopeq\.w
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8110: f3af 8000 nopeq\.w
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8114: f7ff bf8c beq\.w 8030 <__stm32l4xx_veneer_3>
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00008118 <__stm32l4xx_veneer_3_r>:
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8118: bf0a itet eq
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811a: f3af 8000 nopeq\.w
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811e: f3af 8000 nopne\.w
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8122: f7ff bf8d beq\.w 8040 <__stm32l4xx_veneer_4>
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00008126 <__stm32l4xx_veneer_4_r>:
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8126: bf06 itte eq
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8128: f3af 8000 nopeq\.w
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812c: f3af 8000 nopeq\.w
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8130: f7ff bf8e bne\.w 8050 <__stm32l4xx_veneer_5>
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00008134 <__stm32l4xx_veneer_5_r>:
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8134: bf0e itee eq
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8136: f3af 8000 nopeq\.w
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813a: f3af 8000 nopne\.w
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813e: f7ff bf8f bne\.w 8060 <__stm32l4xx_veneer_6>
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00008142 <__stm32l4xx_veneer_6_r>:
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8142: bf01 itttt eq
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8144: f3af 8000 nopeq\.w
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8148: f3af 8000 nopeq\.w
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814c: f3af 8000 nopeq\.w
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8150: f7ff bf8e beq\.w 8070 <__stm32l4xx_veneer_7>
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00008154 <__stm32l4xx_veneer_7_r>:
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8154: bf03 ittte eq
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8156: f3af 8000 nopeq\.w
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815a: f3af 8000 nopeq\.w
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815e: f3af 8000 nopeq\.w
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8162: f7ff bf8d bne\.w 8080 <__stm32l4xx_veneer_8>
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00008166 <__stm32l4xx_veneer_8_r>:
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8166: bf05 ittet eq
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8168: f3af 8000 nopeq\.w
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816c: f3af 8000 nopeq\.w
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8170: f3af 8000 nopne\.w
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8174: f7ff bf8c beq\.w 8090 <__stm32l4xx_veneer_9>
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00008178 <__stm32l4xx_veneer_9_r>:
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8178: bf07 ittee eq
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817a: f3af 8000 nopeq\.w
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817e: f3af 8000 nopeq\.w
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8182: f3af 8000 nopne\.w
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8186: f7ff bf8b bne\.w 80a0 <__stm32l4xx_veneer_a>
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0000818a <__stm32l4xx_veneer_a_r>:
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818a: bf09 itett eq
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818c: f3af 8000 nopeq\.w
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8190: f3af 8000 nopne\.w
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8194: f3af 8000 nopeq\.w
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8198: f7ff bf8a beq\.w 80b0 <__stm32l4xx_veneer_b>
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0000819c <__stm32l4xx_veneer_b_r>:
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819c: bf0b itete eq
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819e: f3af 8000 nopeq\.w
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81a2: f3af 8000 nopne\.w
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81a6: f3af 8000 nopeq\.w
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81aa: f7ff bf89 bne\.w 80c0 <__stm32l4xx_veneer_c>
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000081ae <__stm32l4xx_veneer_c_r>:
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81ae: bf0d iteet eq
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81b0: f3af 8000 nopeq\.w
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81b4: f3af 8000 nopne\.w
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81b8: f3af 8000 nopne\.w
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81bc: f7ff bf88 beq\.w 80d0 <__stm32l4xx_veneer_d>
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000081c0 <__stm32l4xx_veneer_d_r>:
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81c0: bf0f iteee eq
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81c2: f3af 8000 nopeq\.w
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81c6: f3af 8000 nopne\.w
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81ca: f3af 8000 nopne\.w
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81ce: f7ff bf87 bne\.w 80e0 <__stm32l4xx_veneer_e>
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