Correct GOLD PowerPC64 local-dynamic TLS linker optimization
Similar to b86ac8e3
* powerpc.cc (Target_powerpc::Relocate::relocate): Correct GOT_TLSLD
and GOT_TLSGD to LE optimization.
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0f81d3f0a7
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@ -1,3 +1,8 @@
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2015-01-29 Alan Modra <amodra@gmail.com>
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* powerpc.cc (Target_powerpc::Relocate::relocate): Correct GOT_TLSLD
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and GOT_TLSGD to LE optimization.
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2015-01-28 Cary Coutant <ccoutant@google.com>
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2015-01-28 Cary Coutant <ccoutant@google.com>
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* x86_64.cc (Target_x86_64::Scan::global): Allow IE-to-LE optimization
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* x86_64.cc (Target_x86_64::Scan::global): Allow IE-to-LE optimization
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@ -3178,8 +3178,6 @@ static const uint32_t addi_11_11 = 0x396b0000;
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static const uint32_t addi_12_12 = 0x398c0000;
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static const uint32_t addi_12_12 = 0x398c0000;
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static const uint32_t addis_0_2 = 0x3c020000;
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static const uint32_t addis_0_2 = 0x3c020000;
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static const uint32_t addis_0_13 = 0x3c0d0000;
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static const uint32_t addis_0_13 = 0x3c0d0000;
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static const uint32_t addis_3_2 = 0x3c620000;
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static const uint32_t addis_3_13 = 0x3c6d0000;
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static const uint32_t addis_11_2 = 0x3d620000;
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static const uint32_t addis_11_2 = 0x3d620000;
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static const uint32_t addis_11_11 = 0x3d6b0000;
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static const uint32_t addis_11_11 = 0x3d6b0000;
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static const uint32_t addis_11_30 = 0x3d7e0000;
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static const uint32_t addis_11_30 = 0x3d7e0000;
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@ -7008,9 +7006,12 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
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|| r_type == elfcpp::R_POWERPC_GOT_TLSGD16_LO)
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|| r_type == elfcpp::R_POWERPC_GOT_TLSGD16_LO)
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{
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{
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Insn* iview = reinterpret_cast<Insn*>(view - 2 * big_endian);
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Insn* iview = reinterpret_cast<Insn*>(view - 2 * big_endian);
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Insn insn = addis_3_13;
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Insn insn = elfcpp::Swap<32, big_endian>::readval(iview);
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insn &= (1 << 26) - (1 << 21); // extract rt
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if (size == 32)
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if (size == 32)
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insn = addis_3_2;
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insn |= addis_0_2;
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else
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insn |= addis_0_13;
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elfcpp::Swap<32, big_endian>::writeval(iview, insn);
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elfcpp::Swap<32, big_endian>::writeval(iview, insn);
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r_type = elfcpp::R_POWERPC_TPREL16_HA;
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r_type = elfcpp::R_POWERPC_TPREL16_HA;
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value = psymval->value(object, rela.get_r_addend());
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value = psymval->value(object, rela.get_r_addend());
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@ -7043,9 +7044,12 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
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|| r_type == elfcpp::R_POWERPC_GOT_TLSLD16_LO)
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|| r_type == elfcpp::R_POWERPC_GOT_TLSLD16_LO)
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{
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{
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Insn* iview = reinterpret_cast<Insn*>(view - 2 * big_endian);
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Insn* iview = reinterpret_cast<Insn*>(view - 2 * big_endian);
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Insn insn = addis_3_13;
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Insn insn = elfcpp::Swap<32, big_endian>::readval(iview);
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insn &= (1 << 26) - (1 << 21); // extract rt
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if (size == 32)
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if (size == 32)
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insn = addis_3_2;
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insn |= addis_0_2;
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else
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insn |= addis_0_13;
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elfcpp::Swap<32, big_endian>::writeval(iview, insn);
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elfcpp::Swap<32, big_endian>::writeval(iview, insn);
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r_type = elfcpp::R_POWERPC_TPREL16_HA;
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r_type = elfcpp::R_POWERPC_TPREL16_HA;
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value = dtp_offset;
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value = dtp_offset;
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