From b10d2873648b3629938afa9563fefb081b164c40 Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Wed, 27 Jan 2010 15:17:46 +0000 Subject: [PATCH] * arm.cc: Added support for ARM group relocations. (Target_arm::reloc_needs_sym_origin): New method. (Arm_relocate_functions::calc_grp_kn): New method. (Arm_relocate_functions::calc_grp_residual): New method. (Arm_relocate_functions::calc_grp_gn): New method. (Arm_relocate_functions::arm_grp_alu): New Method. (Arm_relocate_functions::arm_grp_ldr): New Method. (Arm_relocate_functions::arm_grp_ldrs): New Method. (Arm_relocate_functions::arm_grp_ldc): New Method. (Target_arm::Scan::local): Handle the ARM group relocations. (Target_arm::Scan::global): Likewise. (Target_arm::Relocate::relocate): Likewise. (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Likewise. --- gold/ChangeLog | 17 ++ gold/arm.cc | 659 +++++++++++++++++++++++++++++++++++++++++++------ 2 files changed, 598 insertions(+), 78 deletions(-) diff --git a/gold/ChangeLog b/gold/ChangeLog index 320eb3e96df..633e9e4a91c 100644 --- a/gold/ChangeLog +++ b/gold/ChangeLog @@ -1,3 +1,20 @@ +2010-01-27 Viktor Kutuzov + + * arm.cc: Added support for ARM group relocations. + (Target_arm::reloc_needs_sym_origin): New method. + (Arm_relocate_functions::calc_grp_kn): New method. + (Arm_relocate_functions::calc_grp_residual): New method. + (Arm_relocate_functions::calc_grp_gn): New method. + (Arm_relocate_functions::arm_grp_alu): New Method. + (Arm_relocate_functions::arm_grp_ldr): New Method. + (Arm_relocate_functions::arm_grp_ldrs): New Method. + (Arm_relocate_functions::arm_grp_ldc): New Method. + (Target_arm::Scan::local): Handle the ARM group relocations. + (Target_arm::Scan::global): Likewise. + (Target_arm::Relocate::relocate): Likewise. + (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): + Likewise. + 2010-01-26 Doug Kwan * arm.cc (set): Include. diff --git a/gold/arm.cc b/gold/arm.cc index 92d8a7abe32..3fe897e0024 100644 --- a/gold/arm.cc +++ b/gold/arm.cc @@ -1,6 +1,6 @@ // arm.cc -- arm target support for gold. -// Copyright 2009 Free Software Foundation, Inc. +// Copyright 2009, 2010 Free Software Foundation, Inc. // Written by Doug Kwan based on the i386 code // by Ian Lance Taylor . // This file also contains borrowed and adapted code from @@ -96,48 +96,38 @@ const int32_t THM2_MAX_BWD_BRANCH_OFFSET = (-(1 << 24) + 4); // The arm target class. // // This is a very simple port of gold for ARM-EABI. It is intended for -// supporting Android only for the time being. Only these relocation types -// are supported. -// -// R_ARM_NONE -// R_ARM_ABS32 -// R_ARM_ABS32_NOI -// R_ARM_ABS16 -// R_ARM_ABS12 -// R_ARM_ABS8 -// R_ARM_THM_ABS5 -// R_ARM_BASE_ABS -// R_ARM_REL32 -// R_ARM_THM_CALL -// R_ARM_COPY -// R_ARM_GLOB_DAT -// R_ARM_BASE_PREL -// R_ARM_JUMP_SLOT -// R_ARM_RELATIVE -// R_ARM_GOTOFF32 -// R_ARM_GOT_BREL -// R_ARM_GOT_PREL -// R_ARM_PLT32 -// R_ARM_CALL -// R_ARM_JUMP24 -// R_ARM_TARGET1 -// R_ARM_PREL31 -// R_ARM_ABS8 -// R_ARM_MOVW_ABS_NC -// R_ARM_MOVT_ABS -// R_ARM_THM_MOVW_ABS_NC -// R_ARM_THM_MOVT_ABS -// R_ARM_MOVW_PREL_NC -// R_ARM_MOVT_PREL -// R_ARM_THM_MOVW_PREL_NC -// R_ARM_THM_MOVT_PREL -// R_ARM_V4BX -// R_ARM_THM_JUMP6 -// R_ARM_THM_JUMP8 -// R_ARM_THM_JUMP11 +// supporting Android only for the time being. // // TODOs: -// - Support more relocation types as needed. +// - Support the following relocation types as needed: +// R_ARM_SBREL32 +// R_ARM_THM_PC8 +// R_ARM_LDR_SBREL_11_0_NC +// R_ARM_ALU_SBREL_19_12_NC +// R_ARM_ALU_SBREL_27_20_CK +// R_ARM_SBREL31 +// R_ARM_THM_ALU_PREL_11_0 +// R_ARM_THM_PC12 +// R_ARM_REL32_NOI +// R_ARM_MOVW_BREL_NC +// R_ARM_MOVT_BREL +// R_ARM_MOVW_BREL +// R_ARM_THM_MOVW_BREL_NC +// R_ARM_THM_MOVT_BREL +// R_ARM_THM_MOVW_BREL +// R_ARM_PLT32_ABS +// R_ARM_GOT_ABS +// R_ARM_GOT_BREL12 +// R_ARM_GOTOFF12 +// R_ARM_TLS_GD32 +// R_ARM_TLS_LDM32 +// R_ARM_TLS_LDO32 +// R_ARM_TLS_IE32 +// R_ARM_TLS_LE32 +// R_ARM_TLS_LDO12 +// R_ARM_TLS_LE12 +// R_ARM_TLS_IE12GP +// // - Make PLTs more flexible for different architecture features like // Thumb-2 and BE8. // There are probably a lot more. @@ -2245,6 +2235,47 @@ class Target_arm : public Sized_target<32, big_endian> return true; } } + + // Return whether we need to calculate the addressing origin of + // the output segment defining the symbol - B(S). + static bool + reloc_needs_sym_origin(unsigned int r_type) + { + switch (r_type) + { + case elfcpp::R_ARM_SBREL32: + case elfcpp::R_ARM_BASE_PREL: + case elfcpp::R_ARM_BASE_ABS: + case elfcpp::R_ARM_LDR_SBREL_11_0_NC: + case elfcpp::R_ARM_ALU_SBREL_19_12_NC: + case elfcpp::R_ARM_ALU_SBREL_27_20_CK: + case elfcpp::R_ARM_SBREL31: + case elfcpp::R_ARM_ALU_SB_G0_NC: + case elfcpp::R_ARM_ALU_SB_G0: + case elfcpp::R_ARM_ALU_SB_G1_NC: + case elfcpp::R_ARM_ALU_SB_G1: + case elfcpp::R_ARM_ALU_SB_G2: + case elfcpp::R_ARM_LDR_SB_G0: + case elfcpp::R_ARM_LDR_SB_G1: + case elfcpp::R_ARM_LDR_SB_G2: + case elfcpp::R_ARM_LDRS_SB_G0: + case elfcpp::R_ARM_LDRS_SB_G1: + case elfcpp::R_ARM_LDRS_SB_G2: + case elfcpp::R_ARM_LDC_SB_G0: + case elfcpp::R_ARM_LDC_SB_G1: + case elfcpp::R_ARM_LDC_SB_G2: + case elfcpp::R_ARM_MOVW_BREL_NC: + case elfcpp::R_ARM_MOVT_BREL: + case elfcpp::R_ARM_MOVW_BREL: + case elfcpp::R_ARM_THM_MOVW_BREL_NC: + case elfcpp::R_ARM_THM_MOVT_BREL: + case elfcpp::R_ARM_THM_MOVW_BREL: + return true; + + default: + return false; + } + } }; // A class which returns the size required for a relocation type, @@ -2557,6 +2588,66 @@ class Arm_relocate_functions : public Relocate_functions<32, big_endian> return val; } + // Calculate the smallest constant Kn for the specified residual. + // (see (AAELF 4.6.1.4 Static ARM relocations, Group Relocations, p.32) + static uint32_t + calc_grp_kn(typename elfcpp::Swap<32, big_endian>::Valtype residual) + { + int32_t msb; + + if (residual == 0) + return 0; + // Determine the most significant bit in the residual and + // align the resulting value to a 2-bit boundary. + for (msb = 30; (msb >= 0) && !(residual & (3 << msb)); msb -= 2) + ; + // The desired shift is now (msb - 6), or zero, whichever + // is the greater. + return (((msb - 6) < 0) ? 0 : (msb - 6)); + } + + // Calculate the final residual for the specified group index. + // If the passed group index is less than zero, the method will return + // the value of the specified residual without any change. + // (see (AAELF 4.6.1.4 Static ARM relocations, Group Relocations, p.32) + static typename elfcpp::Swap<32, big_endian>::Valtype + calc_grp_residual(typename elfcpp::Swap<32, big_endian>::Valtype residual, + const int group) + { + for (int n = 0; n <= group; n++) + { + // Calculate which part of the value to mask. + uint32_t shift = calc_grp_kn(residual); + // Calculate the residual for the next time around. + residual &= ~(residual & (0xff << shift)); + } + + return residual; + } + + // Calculate the value of Gn for the specified group index. + // We return it in the form of an encoded constant-and-rotation. + // (see (AAELF 4.6.1.4 Static ARM relocations, Group Relocations, p.32) + static typename elfcpp::Swap<32, big_endian>::Valtype + calc_grp_gn(typename elfcpp::Swap<32, big_endian>::Valtype residual, + const int group) + { + typename elfcpp::Swap<32, big_endian>::Valtype gn = 0; + uint32_t shift = 0; + + for (int n = 0; n <= group; n++) + { + // Calculate which part of the value to mask. + shift = calc_grp_kn(residual); + // Calculate Gn in 32-bit as well as encoded constant-and-rotation form. + gn = residual & (0xff << shift); + // Calculate the residual for the next time around. + residual &= ~gn; + } + // Return Gn in the form of an encoded constant-and-rotation. + return ((gn >> shift) | ((gn <= 0xff ? 0 : (32 - shift) / 2) << 8)); + } + // Handle ARM long branches. static typename This::Status arm_branch_common(unsigned int, const Relocate_info<32, big_endian>*, @@ -3181,6 +3272,177 @@ class Arm_relocate_functions : public Relocate_functions<32, big_endian> elfcpp::Swap<32, big_endian>::writeval(wv, val); return This::STATUS_OKAY; } + + // R_ARM_ALU_PC_G0_NC: ((S + A) | T) - P + // R_ARM_ALU_PC_G0: ((S + A) | T) - P + // R_ARM_ALU_PC_G1_NC: ((S + A) | T) - P + // R_ARM_ALU_PC_G1: ((S + A) | T) - P + // R_ARM_ALU_PC_G2: ((S + A) | T) - P + // R_ARM_ALU_SB_G0_NC: ((S + A) | T) - B(S) + // R_ARM_ALU_SB_G0: ((S + A) | T) - B(S) + // R_ARM_ALU_SB_G1_NC: ((S + A) | T) - B(S) + // R_ARM_ALU_SB_G1: ((S + A) | T) - B(S) + // R_ARM_ALU_SB_G2: ((S + A) | T) - B(S) + static inline typename This::Status + arm_grp_alu(unsigned char* view, + const Sized_relobj<32, big_endian>* object, + const Symbol_value<32>* psymval, + const int group, + Arm_address address, + Arm_address thumb_bit, + bool check_overflow) + { + typedef typename elfcpp::Swap<32, big_endian>::Valtype Valtype; + Valtype* wv = reinterpret_cast(view); + Valtype insn = elfcpp::Swap<32, big_endian>::readval(wv); + + // ALU group relocations are allowed only for the ADD/SUB instructions. + // (0x00800000 - ADD, 0x00400000 - SUB) + const Valtype opcode = insn & 0x01e00000; + if (opcode != 0x00800000 && opcode != 0x00400000) + return This::STATUS_BAD_RELOC; + + // Determine a sign for the addend. + const int sign = (opcode == 0x00800000) ? 1 : -1; + // shifter = rotate_imm * 2 + const uint32_t shifter = (insn & 0xf00) >> 7; + // Initial addend value. + int32_t addend = insn & 0xff; + // Rotate addend right by shifter. + addend = (addend >> shifter) | (addend << (32 - shifter)); + // Apply a sign to the added. + addend *= sign; + + int32_t x = ((psymval->value(object, addend) | thumb_bit) - address); + Valtype gn = Arm_relocate_functions::calc_grp_gn(abs(x), group); + // Check for overflow if required + if (check_overflow + && (Arm_relocate_functions::calc_grp_residual(abs(x), group) != 0)) + return This::STATUS_OVERFLOW; + + // Mask out the value and the ADD/SUB part of the opcode; take care + // not to destroy the S bit. + insn &= 0xff1ff000; + // Set the opcode according to whether the value to go in the + // place is negative. + insn |= ((x < 0) ? 0x00400000 : 0x00800000); + // Encode the offset (encoded Gn). + insn |= gn; + + elfcpp::Swap<32, big_endian>::writeval(wv, insn); + return This::STATUS_OKAY; + } + + // R_ARM_LDR_PC_G0: S + A - P + // R_ARM_LDR_PC_G1: S + A - P + // R_ARM_LDR_PC_G2: S + A - P + // R_ARM_LDR_SB_G0: S + A - B(S) + // R_ARM_LDR_SB_G1: S + A - B(S) + // R_ARM_LDR_SB_G2: S + A - B(S) + static inline typename This::Status + arm_grp_ldr(unsigned char* view, + const Sized_relobj<32, big_endian>* object, + const Symbol_value<32>* psymval, + const int group, + Arm_address address) + { + typedef typename elfcpp::Swap<32, big_endian>::Valtype Valtype; + Valtype* wv = reinterpret_cast(view); + Valtype insn = elfcpp::Swap<32, big_endian>::readval(wv); + + const int sign = (insn & 0x00800000) ? 1 : -1; + int32_t addend = (insn & 0xfff) * sign; + int32_t x = (psymval->value(object, addend) - address); + // Calculate the relevant G(n-1) value to obtain this stage residual. + Valtype residual = + Arm_relocate_functions::calc_grp_residual(abs(x), group - 1); + if (residual >= 0x1000) + return This::STATUS_OVERFLOW; + + // Mask out the value and U bit. + insn &= 0xff7ff000; + // Set the U bit for non-negative values. + if (x >= 0) + insn |= 0x00800000; + insn |= residual; + + elfcpp::Swap<32, big_endian>::writeval(wv, insn); + return This::STATUS_OKAY; + } + + // R_ARM_LDRS_PC_G0: S + A - P + // R_ARM_LDRS_PC_G1: S + A - P + // R_ARM_LDRS_PC_G2: S + A - P + // R_ARM_LDRS_SB_G0: S + A - B(S) + // R_ARM_LDRS_SB_G1: S + A - B(S) + // R_ARM_LDRS_SB_G2: S + A - B(S) + static inline typename This::Status + arm_grp_ldrs(unsigned char* view, + const Sized_relobj<32, big_endian>* object, + const Symbol_value<32>* psymval, + const int group, + Arm_address address) + { + typedef typename elfcpp::Swap<32, big_endian>::Valtype Valtype; + Valtype* wv = reinterpret_cast(view); + Valtype insn = elfcpp::Swap<32, big_endian>::readval(wv); + + const int sign = (insn & 0x00800000) ? 1 : -1; + int32_t addend = (((insn & 0xf00) >> 4) + (insn & 0xf)) * sign; + int32_t x = (psymval->value(object, addend) - address); + // Calculate the relevant G(n-1) value to obtain this stage residual. + Valtype residual = + Arm_relocate_functions::calc_grp_residual(abs(x), group - 1); + if (residual >= 0x100) + return This::STATUS_OVERFLOW; + + // Mask out the value and U bit. + insn &= 0xff7ff0f0; + // Set the U bit for non-negative values. + if (x >= 0) + insn |= 0x00800000; + insn |= ((residual & 0xf0) << 4) | (residual & 0xf); + + elfcpp::Swap<32, big_endian>::writeval(wv, insn); + return This::STATUS_OKAY; + } + + // R_ARM_LDC_PC_G0: S + A - P + // R_ARM_LDC_PC_G1: S + A - P + // R_ARM_LDC_PC_G2: S + A - P + // R_ARM_LDC_SB_G0: S + A - B(S) + // R_ARM_LDC_SB_G1: S + A - B(S) + // R_ARM_LDC_SB_G2: S + A - B(S) + static inline typename This::Status + arm_grp_ldc(unsigned char* view, + const Sized_relobj<32, big_endian>* object, + const Symbol_value<32>* psymval, + const int group, + Arm_address address) + { + typedef typename elfcpp::Swap<32, big_endian>::Valtype Valtype; + Valtype* wv = reinterpret_cast(view); + Valtype insn = elfcpp::Swap<32, big_endian>::readval(wv); + + const int sign = (insn & 0x00800000) ? 1 : -1; + int32_t addend = ((insn & 0xff) << 2) * sign; + int32_t x = (psymval->value(object, addend) - address); + // Calculate the relevant G(n-1) value to obtain this stage residual. + Valtype residual = + Arm_relocate_functions::calc_grp_residual(abs(x), group - 1); + if ((residual & 0x3) != 0 || residual >= 0x400) + return This::STATUS_OVERFLOW; + + // Mask out the value and U bit. + insn &= 0xff7fff00; + // Set the U bit for non-negative values. + if (x >= 0) + insn |= 0x00800000; + insn |= (residual >> 2); + + elfcpp::Swap<32, big_endian>::writeval(wv, insn); + return This::STATUS_OKAY; + } }; // Relocate ARM long branches. This handles relocation types @@ -6256,6 +6518,34 @@ Target_arm::Scan::local(Symbol_table* symtab, case elfcpp::R_ARM_THM_JUMP8: case elfcpp::R_ARM_THM_JUMP11: case elfcpp::R_ARM_V4BX: + case elfcpp::R_ARM_ALU_PC_G0_NC: + case elfcpp::R_ARM_ALU_PC_G0: + case elfcpp::R_ARM_ALU_PC_G1_NC: + case elfcpp::R_ARM_ALU_PC_G1: + case elfcpp::R_ARM_ALU_PC_G2: + case elfcpp::R_ARM_ALU_SB_G0_NC: + case elfcpp::R_ARM_ALU_SB_G0: + case elfcpp::R_ARM_ALU_SB_G1_NC: + case elfcpp::R_ARM_ALU_SB_G1: + case elfcpp::R_ARM_ALU_SB_G2: + case elfcpp::R_ARM_LDR_PC_G0: + case elfcpp::R_ARM_LDR_PC_G1: + case elfcpp::R_ARM_LDR_PC_G2: + case elfcpp::R_ARM_LDR_SB_G0: + case elfcpp::R_ARM_LDR_SB_G1: + case elfcpp::R_ARM_LDR_SB_G2: + case elfcpp::R_ARM_LDRS_PC_G0: + case elfcpp::R_ARM_LDRS_PC_G1: + case elfcpp::R_ARM_LDRS_PC_G2: + case elfcpp::R_ARM_LDRS_SB_G0: + case elfcpp::R_ARM_LDRS_SB_G1: + case elfcpp::R_ARM_LDRS_SB_G2: + case elfcpp::R_ARM_LDC_PC_G0: + case elfcpp::R_ARM_LDC_PC_G1: + case elfcpp::R_ARM_LDC_PC_G2: + case elfcpp::R_ARM_LDC_SB_G0: + case elfcpp::R_ARM_LDC_SB_G1: + case elfcpp::R_ARM_LDC_SB_G2: break; case elfcpp::R_ARM_GOTOFF32: @@ -6388,6 +6678,34 @@ Target_arm::Scan::global(Symbol_table* symtab, case elfcpp::R_ARM_THM_JUMP8: case elfcpp::R_ARM_THM_JUMP11: case elfcpp::R_ARM_V4BX: + case elfcpp::R_ARM_ALU_PC_G0_NC: + case elfcpp::R_ARM_ALU_PC_G0: + case elfcpp::R_ARM_ALU_PC_G1_NC: + case elfcpp::R_ARM_ALU_PC_G1: + case elfcpp::R_ARM_ALU_PC_G2: + case elfcpp::R_ARM_ALU_SB_G0_NC: + case elfcpp::R_ARM_ALU_SB_G0: + case elfcpp::R_ARM_ALU_SB_G1_NC: + case elfcpp::R_ARM_ALU_SB_G1: + case elfcpp::R_ARM_ALU_SB_G2: + case elfcpp::R_ARM_LDR_PC_G0: + case elfcpp::R_ARM_LDR_PC_G1: + case elfcpp::R_ARM_LDR_PC_G2: + case elfcpp::R_ARM_LDR_SB_G0: + case elfcpp::R_ARM_LDR_SB_G1: + case elfcpp::R_ARM_LDR_SB_G2: + case elfcpp::R_ARM_LDRS_PC_G0: + case elfcpp::R_ARM_LDRS_PC_G1: + case elfcpp::R_ARM_LDRS_PC_G2: + case elfcpp::R_ARM_LDRS_SB_G0: + case elfcpp::R_ARM_LDRS_SB_G1: + case elfcpp::R_ARM_LDRS_SB_G2: + case elfcpp::R_ARM_LDC_PC_G0: + case elfcpp::R_ARM_LDC_PC_G1: + case elfcpp::R_ARM_LDC_PC_G2: + case elfcpp::R_ARM_LDC_SB_G0: + case elfcpp::R_ARM_LDC_SB_G1: + case elfcpp::R_ARM_LDC_SB_G2: break; case elfcpp::R_ARM_THM_ABS5: @@ -6881,6 +7199,28 @@ Target_arm::Relocate::relocate( // a local symbol. unsigned int r_sym = elfcpp::elf_r_sym<32>(rel.get_r_info()); + // Get the addressing origin of the output segment defining the + // symbol gsym if needed (AAELF 4.6.1.2 Relocation types). + Arm_address sym_origin = 0; + if (Relocate::reloc_needs_sym_origin(r_type)) + { + if (r_type == elfcpp::R_ARM_BASE_ABS && gsym == NULL) + // R_ARM_BASE_ABS with the NULL symbol will give the + // absolute address of the GOT origin (GOT_ORG) (see ARM IHI + // 0044C (AAELF): 4.6.1.8 Proxy generating relocations). + sym_origin = target->got_plt_section()->address(); + else if (gsym == NULL) + sym_origin = 0; + else if (gsym->source() == Symbol::IN_OUTPUT_SEGMENT) + sym_origin = gsym->output_segment()->vaddr(); + else if (gsym->source() == Symbol::IN_OUTPUT_DATA) + sym_origin = gsym->output_data()->address(); + + // TODO: Assumes the segment base to be zero for the global symbols + // till the proper support for the segment-base-relative addressing + // will be implemented. This is consistent with GNU ld. + } + typename Arm_relocate_functions::Status reloc_status = Arm_relocate_functions::STATUS_OKAY; switch (r_type) @@ -7026,23 +7366,9 @@ Target_arm::Relocate::relocate( break; case elfcpp::R_ARM_BASE_PREL: - { - uint32_t origin; - // Get the addressing origin of the output segment defining the - // symbol gsym (AAELF 4.6.1.2 Relocation types) - gold_assert(gsym != NULL); - if (gsym->source() == Symbol::IN_OUTPUT_SEGMENT) - origin = gsym->output_segment()->vaddr(); - else if (gsym->source () == Symbol::IN_OUTPUT_DATA) - origin = gsym->output_data()->address(); - else - { - gold_error_at_location(relinfo, relnum, rel.get_r_offset(), - _("cannot find origin of R_ARM_BASE_PREL")); - return true; - } - reloc_status = Arm_relocate_functions::base_prel(view, origin, address); - } + gold_assert(gsym != NULL); + reloc_status = + Arm_relocate_functions::base_prel(view, sym_origin, address); break; case elfcpp::R_ARM_BASE_ABS: @@ -7051,26 +7377,7 @@ Target_arm::Relocate::relocate( output_section)) break; - uint32_t origin; - // Get the addressing origin of the output segment defining - // the symbol gsym (AAELF 4.6.1.2 Relocation types). - if (gsym == NULL) - // R_ARM_BASE_ABS with the NULL symbol will give the - // absolute address of the GOT origin (GOT_ORG) (see ARM IHI - // 0044C (AAELF): 4.6.1.8 Proxy generating relocations). - origin = target->got_plt_section()->address(); - else if (gsym->source() == Symbol::IN_OUTPUT_SEGMENT) - origin = gsym->output_segment()->vaddr(); - else if (gsym->source () == Symbol::IN_OUTPUT_DATA) - origin = gsym->output_data()->address(); - else - { - gold_error_at_location(relinfo, relnum, rel.get_r_offset(), - _("cannot find origin of R_ARM_BASE_ABS")); - return true; - } - - reloc_status = Arm_relocate_functions::base_abs(view, origin); + reloc_status = Arm_relocate_functions::base_abs(view, sym_origin); } break; @@ -7162,6 +7469,174 @@ Target_arm::Relocate::relocate( } break; + case elfcpp::R_ARM_ALU_PC_G0_NC: + reloc_status = + Arm_relocate_functions::arm_grp_alu(view, object, psymval, 0, + address, thumb_bit, false); + break; + + case elfcpp::R_ARM_ALU_PC_G0: + reloc_status = + Arm_relocate_functions::arm_grp_alu(view, object, psymval, 0, + address, thumb_bit, true); + break; + + case elfcpp::R_ARM_ALU_PC_G1_NC: + reloc_status = + Arm_relocate_functions::arm_grp_alu(view, object, psymval, 1, + address, thumb_bit, false); + break; + + case elfcpp::R_ARM_ALU_PC_G1: + reloc_status = + Arm_relocate_functions::arm_grp_alu(view, object, psymval, 1, + address, thumb_bit, true); + break; + + case elfcpp::R_ARM_ALU_PC_G2: + reloc_status = + Arm_relocate_functions::arm_grp_alu(view, object, psymval, 2, + address, thumb_bit, true); + break; + + case elfcpp::R_ARM_ALU_SB_G0_NC: + reloc_status = + Arm_relocate_functions::arm_grp_alu(view, object, psymval, 0, + sym_origin, thumb_bit, false); + break; + + case elfcpp::R_ARM_ALU_SB_G0: + reloc_status = + Arm_relocate_functions::arm_grp_alu(view, object, psymval, 0, + sym_origin, thumb_bit, true); + break; + + case elfcpp::R_ARM_ALU_SB_G1_NC: + reloc_status = + Arm_relocate_functions::arm_grp_alu(view, object, psymval, 1, + sym_origin, thumb_bit, false); + break; + + case elfcpp::R_ARM_ALU_SB_G1: + reloc_status = + Arm_relocate_functions::arm_grp_alu(view, object, psymval, 1, + sym_origin, thumb_bit, true); + break; + + case elfcpp::R_ARM_ALU_SB_G2: + reloc_status = + Arm_relocate_functions::arm_grp_alu(view, object, psymval, 2, + sym_origin, thumb_bit, true); + break; + + case elfcpp::R_ARM_LDR_PC_G0: + reloc_status = + Arm_relocate_functions::arm_grp_ldr(view, object, psymval, 0, + address); + break; + + case elfcpp::R_ARM_LDR_PC_G1: + reloc_status = + Arm_relocate_functions::arm_grp_ldr(view, object, psymval, 1, + address); + break; + + case elfcpp::R_ARM_LDR_PC_G2: + reloc_status = + Arm_relocate_functions::arm_grp_ldr(view, object, psymval, 2, + address); + break; + + case elfcpp::R_ARM_LDR_SB_G0: + reloc_status = + Arm_relocate_functions::arm_grp_ldr(view, object, psymval, 0, + sym_origin); + break; + + case elfcpp::R_ARM_LDR_SB_G1: + reloc_status = + Arm_relocate_functions::arm_grp_ldr(view, object, psymval, 1, + sym_origin); + break; + + case elfcpp::R_ARM_LDR_SB_G2: + reloc_status = + Arm_relocate_functions::arm_grp_ldr(view, object, psymval, 2, + sym_origin); + break; + + case elfcpp::R_ARM_LDRS_PC_G0: + reloc_status = + Arm_relocate_functions::arm_grp_ldrs(view, object, psymval, 0, + address); + break; + + case elfcpp::R_ARM_LDRS_PC_G1: + reloc_status = + Arm_relocate_functions::arm_grp_ldrs(view, object, psymval, 1, + address); + break; + + case elfcpp::R_ARM_LDRS_PC_G2: + reloc_status = + Arm_relocate_functions::arm_grp_ldrs(view, object, psymval, 2, + address); + break; + + case elfcpp::R_ARM_LDRS_SB_G0: + reloc_status = + Arm_relocate_functions::arm_grp_ldrs(view, object, psymval, 0, + sym_origin); + break; + + case elfcpp::R_ARM_LDRS_SB_G1: + reloc_status = + Arm_relocate_functions::arm_grp_ldrs(view, object, psymval, 1, + sym_origin); + break; + + case elfcpp::R_ARM_LDRS_SB_G2: + reloc_status = + Arm_relocate_functions::arm_grp_ldrs(view, object, psymval, 2, + sym_origin); + break; + + case elfcpp::R_ARM_LDC_PC_G0: + reloc_status = + Arm_relocate_functions::arm_grp_ldc(view, object, psymval, 0, + address); + break; + + case elfcpp::R_ARM_LDC_PC_G1: + reloc_status = + Arm_relocate_functions::arm_grp_ldc(view, object, psymval, 1, + address); + break; + + case elfcpp::R_ARM_LDC_PC_G2: + reloc_status = + Arm_relocate_functions::arm_grp_ldc(view, object, psymval, 2, + address); + break; + + case elfcpp::R_ARM_LDC_SB_G0: + reloc_status = + Arm_relocate_functions::arm_grp_ldc(view, object, psymval, 0, + sym_origin); + break; + + case elfcpp::R_ARM_LDC_SB_G1: + reloc_status = + Arm_relocate_functions::arm_grp_ldc(view, object, psymval, 1, + sym_origin); + break; + + case elfcpp::R_ARM_LDC_SB_G2: + reloc_status = + Arm_relocate_functions::arm_grp_ldc(view, object, psymval, 2, + sym_origin); + break; + case elfcpp::R_ARM_TARGET1: // This should have been mapped to another type already. // Fall through. @@ -7311,6 +7786,34 @@ Target_arm::Relocatable_size_for_reloc::get_size_for_reloc( case elfcpp::R_ARM_THM_MOVW_PREL_NC: case elfcpp::R_ARM_THM_MOVT_PREL: case elfcpp::R_ARM_V4BX: + case elfcpp::R_ARM_ALU_PC_G0_NC: + case elfcpp::R_ARM_ALU_PC_G0: + case elfcpp::R_ARM_ALU_PC_G1_NC: + case elfcpp::R_ARM_ALU_PC_G1: + case elfcpp::R_ARM_ALU_PC_G2: + case elfcpp::R_ARM_ALU_SB_G0_NC: + case elfcpp::R_ARM_ALU_SB_G0: + case elfcpp::R_ARM_ALU_SB_G1_NC: + case elfcpp::R_ARM_ALU_SB_G1: + case elfcpp::R_ARM_ALU_SB_G2: + case elfcpp::R_ARM_LDR_PC_G0: + case elfcpp::R_ARM_LDR_PC_G1: + case elfcpp::R_ARM_LDR_PC_G2: + case elfcpp::R_ARM_LDR_SB_G0: + case elfcpp::R_ARM_LDR_SB_G1: + case elfcpp::R_ARM_LDR_SB_G2: + case elfcpp::R_ARM_LDRS_PC_G0: + case elfcpp::R_ARM_LDRS_PC_G1: + case elfcpp::R_ARM_LDRS_PC_G2: + case elfcpp::R_ARM_LDRS_SB_G0: + case elfcpp::R_ARM_LDRS_SB_G1: + case elfcpp::R_ARM_LDRS_SB_G2: + case elfcpp::R_ARM_LDC_PC_G0: + case elfcpp::R_ARM_LDC_PC_G1: + case elfcpp::R_ARM_LDC_PC_G2: + case elfcpp::R_ARM_LDC_SB_G0: + case elfcpp::R_ARM_LDC_SB_G1: + case elfcpp::R_ARM_LDC_SB_G2: return 4; case elfcpp::R_ARM_TARGET1: -- 2.30.2