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.
174 lines
5.7 KiB
Makefile
174 lines
5.7 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 b88c b\.w 8124 <__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 8380 ldmia\.w r9, {r7, r8, r9, pc}
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8018: f7f0 a000 udf\.w #0
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801c: f7f0 a000 udf\.w #0
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00008020 <__stm32l4xx_veneer_2>:
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8020: 4607 mov r7, r0
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8022: e8b7 007e ldmia\.w r7!, {r1, r2, r3, r4, r5, r6}
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8026: e897 0380 ldmia\.w r7, {r7, r8, r9}
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802a: f000 b87f b\.w 812c <__stm32l4xx_veneer_2_r>
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802e: de00 udf #0
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00008030 <__stm32l4xx_veneer_3>:
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8030: 460f mov r7, r1
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8032: e8b7 007e ldmia\.w r7!, {r1, r2, r3, r4, r5, r6}
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8036: e897 0380 ldmia\.w r7, {r7, r8, r9}
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803a: f000 b879 b\.w 8130 <__stm32l4xx_veneer_3_r>
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803e: de00 udf #0
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00008040 <__stm32l4xx_veneer_4>:
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8040: 4607 mov r7, r0
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8042: e8b7 007e ldmia\.w r7!, {r1, r2, r3, r4, r5, r6}
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8046: e897 8380 ldmia\.w r7, {r7, r8, r9, pc}
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804a: de00 udf #0
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804c: f7f0 a000 udf\.w #0
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00008050 <__stm32l4xx_veneer_5>:
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8050: 460f mov r7, r1
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8052: e8b7 007e ldmia\.w r7!, {r1, r2, r3, r4, r5, r6}
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8056: e897 8380 ldmia\.w r7, {r7, r8, r9, pc}
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805a: de00 udf #0
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805c: f7f0 a000 udf\.w #0
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00008060 <__stm32l4xx_veneer_6>:
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8060: e8b0 007e ldmia\.w r0!, {r1, r2, r3, r4, r5, r6}
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8064: e8b0 0380 ldmia\.w r0!, {r7, r8, r9}
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8068: f000 b868 b\.w 813c <__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: e8b0 007e ldmia\.w r0!, {r1, r2, r3, r4, r5, r6}
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8074: e8b0 8380 ldmia\.w r0!, {r7, r8, r9, pc}
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8078: f7f0 a000 udf\.w #0
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807c: f7f0 a000 udf\.w #0
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00008080 <__stm32l4xx_veneer_8>:
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8080: e931 0380 ldmdb r1!, {r7, r8, r9}
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8084: e911 007e ldmdb r1, {r1, r2, r3, r4, r5, r6}
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8088: f000 b85c b\.w 8144 <__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: 4651 mov r1, sl
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8092: e931 0380 ldmdb r1!, {r7, r8, r9}
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8096: e911 007e ldmdb r1, {r1, r2, r3, r4, r5, r6}
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809a: f000 b855 b\.w 8148 <__stm32l4xx_veneer_9_r>
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809e: de00 udf #0
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000080a0 <__stm32l4xx_veneer_a>:
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80a0: 4649 mov r1, r9
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80a2: e931 0380 ldmdb r1!, {r7, r8, r9}
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80a6: e911 007e ldmdb r1, {r1, r2, r3, r4, r5, r6}
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80aa: f000 b84f b\.w 814c <__stm32l4xx_veneer_a_r>
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80ae: de00 udf #0
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000080b0 <__stm32l4xx_veneer_b>:
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80b0: f1a9 0928 sub\.w r9, r9, #40 ; 0x28
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80b4: e8b9 007e ldmia\.w r9!, {r1, r2, r3, r4, r5, r6}
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80b8: e899 8380 ldmia\.w r9, {r7, r8, r9, pc}
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80bc: f7f0 a000 udf\.w #0
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000080c0 <__stm32l4xx_veneer_c>:
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80c0: f1a1 0728 sub\.w r7, r1, #40 ; 0x28
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80c4: e8b7 007e ldmia\.w r7!, {r1, r2, r3, r4, r5, r6}
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80c8: e897 8380 ldmia\.w r7, {r7, r8, r9, pc}
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80cc: f7f0 a000 udf\.w #0
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000080d0 <__stm32l4xx_veneer_d>:
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80d0: f1a0 0728 sub\.w r7, r0, #40 ; 0x28
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80d4: e8b7 007e ldmia\.w r7!, {r1, r2, r3, r4, r5, r6}
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80d8: e897 8380 ldmia\.w r7, {r7, r8, r9, pc}
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80dc: f7f0 a000 udf\.w #0
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000080e0 <__stm32l4xx_veneer_e>:
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80e0: e930 0380 ldmdb r0!, {r7, r8, r9}
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80e4: e930 007e ldmdb r0!, {r1, r2, r3, r4, r5, r6}
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80e8: f000 b838 b\.w 815c <__stm32l4xx_veneer_e_r>
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80ec: f7f0 a000 udf\.w #0
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000080f0 <__stm32l4xx_veneer_f>:
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80f0: f1a0 0028 sub\.w r0, r0, #40 ; 0x28
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80f4: 4607 mov r7, r0
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80f6: e8b7 007e ldmia\.w r7!, {r1, r2, r3, r4, r5, r6}
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80fa: e897 8380 ldmia\.w r7, {r7, r8, r9, pc}
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80fe: de00 udf #0
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00008100 <__stm32l4xx_veneer_10>:
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8100: e8bd 007f ldmia\.w sp!, {r0, r1, r2, r3, r4, r5, r6}
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8104: e8bd 0380 ldmia\.w sp!, {r7, r8, r9}
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8108: f000 b82c b\.w 8164 <__stm32l4xx_veneer_10_r>
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810c: f7f0 a000 udf\.w #0
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00008110 <__stm32l4xx_veneer_11>:
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8110: e8bd 007f ldmia\.w sp!, {r0, r1, r2, r3, r4, r5, r6}
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8114: e8bd 8380 ldmia\.w sp!, {r7, r8, r9, pc}
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8118: f7f0 a000 udf\.w #0
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811c: f7f0 a000 udf\.w #0
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00008120 <_start>:
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8120: f7ff bf6e b\.w 8000 <__stm32l4xx_veneer_0>
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00008124 <__stm32l4xx_veneer_0_r>:
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8124: f7ff bf74 b\.w 8010 <__stm32l4xx_veneer_1>
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00008128 <__stm32l4xx_veneer_1_r>:
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8128: f7ff bf7a b\.w 8020 <__stm32l4xx_veneer_2>
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0000812c <__stm32l4xx_veneer_2_r>:
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812c: f7ff bf80 b\.w 8030 <__stm32l4xx_veneer_3>
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00008130 <__stm32l4xx_veneer_3_r>:
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8130: f7ff bf86 b\.w 8040 <__stm32l4xx_veneer_4>
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00008134 <__stm32l4xx_veneer_4_r>:
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8134: f7ff bf8c b\.w 8050 <__stm32l4xx_veneer_5>
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00008138 <__stm32l4xx_veneer_5_r>:
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8138: f7ff bf92 b\.w 8060 <__stm32l4xx_veneer_6>
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0000813c <__stm32l4xx_veneer_6_r>:
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813c: f7ff bf98 b\.w 8070 <__stm32l4xx_veneer_7>
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00008140 <__stm32l4xx_veneer_7_r>:
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8140: f7ff bf9e b\.w 8080 <__stm32l4xx_veneer_8>
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00008144 <__stm32l4xx_veneer_8_r>:
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8144: f7ff bfa4 b\.w 8090 <__stm32l4xx_veneer_9>
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00008148 <__stm32l4xx_veneer_9_r>:
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8148: f7ff bfaa b\.w 80a0 <__stm32l4xx_veneer_a>
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0000814c <__stm32l4xx_veneer_a_r>:
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814c: f7ff bfb0 b\.w 80b0 <__stm32l4xx_veneer_b>
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00008150 <__stm32l4xx_veneer_b_r>:
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8150: f7ff bfb6 b\.w 80c0 <__stm32l4xx_veneer_c>
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00008154 <__stm32l4xx_veneer_c_r>:
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8154: f7ff bfbc b\.w 80d0 <__stm32l4xx_veneer_d>
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00008158 <__stm32l4xx_veneer_d_r>:
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8158: f7ff bfc2 b\.w 80e0 <__stm32l4xx_veneer_e>
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0000815c <__stm32l4xx_veneer_e_r>:
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815c: f7ff bfc8 b\.w 80f0 <__stm32l4xx_veneer_f>
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00008160 <__stm32l4xx_veneer_f_r>:
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8160: f7ff bfce b\.w 8100 <__stm32l4xx_veneer_10>
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00008164 <__stm32l4xx_veneer_10_r>:
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8164: f7ff bfd4 b\.w 8110 <__stm32l4xx_veneer_11>
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