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-rw-r--r--gold/powerpc.cc444
1 files changed, 432 insertions, 12 deletions
diff --git a/gold/powerpc.cc b/gold/powerpc.cc
index 494a1fd..c8d4414 100644
--- a/gold/powerpc.cc
+++ b/gold/powerpc.cc
@@ -641,7 +641,7 @@ class Target_powerpc : public Sized_target<size, big_endian>
glink_(NULL), rela_dyn_(NULL), copy_relocs_(),
tlsld_got_offset_(-1U),
stub_tables_(), branch_lookup_table_(), branch_info_(), tocsave_loc_(),
- plt_thread_safe_(false), plt_localentry0_(false),
+ powerxx_stubs_(false), plt_thread_safe_(false), plt_localentry0_(false),
plt_localentry0_init_(false), has_localentry0_(false),
has_tls_get_addr_opt_(false),
relax_failed_(false), relax_fail_count_(0),
@@ -1073,6 +1073,16 @@ class Target_powerpc : public Sized_target<size, big_endian>
}
bool
+ powerxx_stubs() const
+ { return this->powerxx_stubs_; }
+
+ void
+ set_powerxx_stubs()
+ {
+ this->powerxx_stubs_ = true;
+ }
+
+ bool
plt_thread_safe() const
{ return this->plt_thread_safe_; }
@@ -1251,6 +1261,8 @@ class Target_powerpc : public Sized_target<size, big_endian>
|| (size == 64 && r_type == elfcpp::R_PPC64_REL24_NOTOC)
|| r_type == elfcpp::R_PPC_PLTREL24
|| is_plt16_reloc<size>(r_type)
+ || r_type == elfcpp::R_PPC64_PLT_PCREL34
+ || r_type == elfcpp::R_PPC64_PLT_PCREL34_NOTOC
|| r_type == elfcpp::R_POWERPC_PLTSEQ
|| r_type == elfcpp::R_POWERPC_PLTCALL
|| r_type == elfcpp::R_PPC64_PLTSEQ_NOTOC
@@ -1669,6 +1681,7 @@ class Target_powerpc : public Sized_target<size, big_endian>
Branches branch_info_;
Tocsave_loc tocsave_loc_;
+ bool powerxx_stubs_;
bool plt_thread_safe_;
bool plt_localentry0_;
bool plt_localentry0_init_;
@@ -2126,6 +2139,56 @@ public:
elfcpp::Swap<32, big_endian>::writeval(wv, val);
return overflowed<16>(value, overflow);
}
+
+ // R_PPC64_D34
+ static inline Status
+ addr34(unsigned char *view, uint64_t value, Overflow_check overflow)
+ {
+ Status stat = This::template rela<32,18>(view, 16, 0x3ffff,
+ value, overflow);
+ This::rela<32,16>(view + 4, 0, 0xffff, value, CHECK_NONE);
+ return stat;
+ }
+
+ // R_PPC64_D34_HI30
+ static inline void
+ addr34_hi(unsigned char *view, uint64_t value)
+ { This::addr34(view, value >> 34, CHECK_NONE);}
+
+ // R_PPC64_D34_HA30
+ static inline void
+ addr34_ha(unsigned char *view, uint64_t value)
+ { This::addr34_hi(view, value + (1ULL << 33));}
+
+ // R_PPC64_D28
+ static inline Status
+ addr28(unsigned char *view, uint64_t value, Overflow_check overflow)
+ {
+ Status stat = This::template rela<32,12>(view, 16, 0xfff,
+ value, overflow);
+ This::rela<32,16>(view + 4, 0, 0xffff, value, CHECK_NONE);
+ return stat;
+ }
+
+ // R_PPC64_ADDR16_HIGHER34
+ static inline void
+ addr16_higher34(unsigned char* view, uint64_t value)
+ { This::addr16(view, value >> 34, CHECK_NONE); }
+
+ // R_PPC64_ADDR16_HIGHERA34
+ static inline void
+ addr16_highera34(unsigned char* view, uint64_t value)
+ { This::addr16_higher34(view, value + (1ULL << 33)); }
+
+ // R_PPC64_ADDR16_HIGHEST34
+ static inline void
+ addr16_highest34(unsigned char* view, uint64_t value)
+ { This::addr16(view, value >> 50, CHECK_NONE); }
+
+ // R_PPC64_ADDR16_HIGHESTA34
+ static inline void
+ addr16_highesta34(unsigned char* view, uint64_t value)
+ { This::addr16_highest34(view, value + (1ULL << 33)); }
};
// Set ABI version for input and output.
@@ -4091,6 +4154,7 @@ static const uint32_t ld_12_12 = 0xe98c0000;
static const uint32_t ldx_12_11_12 = 0x7d8b602a;
static const uint32_t lfd_0_1 = 0xc8010000;
static const uint32_t li_0_0 = 0x38000000;
+static const uint32_t li_11_0 = 0x39600000;
static const uint32_t li_12_0 = 0x39800000;
static const uint32_t lis_0 = 0x3c000000;
static const uint32_t lis_2 = 0x3c400000;
@@ -4117,8 +4181,10 @@ static const uint32_t mtlr_11 = 0x7d6803a6;
static const uint32_t mtlr_12 = 0x7d8803a6;
static const uint32_t nop = 0x60000000;
static const uint32_t ori_0_0_0 = 0x60000000;
+static const uint32_t ori_11_11_0 = 0x616b0000;
static const uint32_t ori_12_12_0 = 0x618c0000;
static const uint32_t oris_12_12_0 = 0x658c0000;
+static const uint32_t sldi_11_11_34 = 0x796b1746;
static const uint32_t sldi_12_12_32 = 0x799c07c6;
static const uint32_t srdi_0_0_2 = 0x7800f082;
static const uint32_t std_0_1 = 0xf8010000;
@@ -4132,6 +4198,10 @@ static const uint32_t sub_12_12_11 = 0x7d8b6050;
static const uint32_t xor_2_12_12 = 0x7d826278;
static const uint32_t xor_11_12_12 = 0x7d8b6278;
+static const uint64_t paddi_12_pc = 0x0610000039800000ULL;
+static const uint64_t pld_12_pc = 0x04100000e5800000ULL;
+static const uint64_t pnop = 0x0700000000000000ULL;
+
// Write out the PLT.
template<int size, bool big_endian>
@@ -4412,6 +4482,18 @@ ha(uint32_t a)
return hi(a + 0x8000);
}
+static inline uint64_t
+d34(uint64_t v)
+{
+ return ((v & 0x3ffff0000ULL) << 16) | (v & 0xffff);
+}
+
+static inline uint64_t
+ha34(uint64_t v)
+{
+ return (v + (1ULL << 33)) >> 34;
+}
+
template<int size>
struct Eh_cie
{
@@ -4957,7 +5039,8 @@ Stub_table<size, big_endian>::add_plt_call_entry(
}
if (r_type == elfcpp::R_PPC64_REL24_NOTOC)
{
- if (!p.second && !p.first->second.notoc_)
+ if (!p.second && !p.first->second.notoc_
+ && !this->targ_->powerxx_stubs())
this->need_resize_ = true;
p.first->second.notoc_ = 1;
}
@@ -5007,7 +5090,8 @@ Stub_table<size, big_endian>::add_plt_call_entry(
}
if (r_type == elfcpp::R_PPC64_REL24_NOTOC)
{
- if (!p.second && !p.first->second.notoc_)
+ if (!p.second && !p.first->second.notoc_
+ && !this->targ_->powerxx_stubs())
this->need_resize_ = true;
p.first->second.notoc_ = 1;
}
@@ -5212,7 +5296,8 @@ Stub_table<size, big_endian>::add_eh_frame(Layout* layout)
if ((this->targ_->is_tls_get_addr_opt(cs->first.sym_)
&& cs->second.r2save_
&& !cs->second.localentry0_)
- || cs->second.notoc_)
+ || (cs->second.notoc_
+ && !this->targ_->powerxx_stubs()))
calls.push_back(cs);
if (calls.size() > 1)
std::stable_sort(calls.begin(), calls.end(),
@@ -5220,7 +5305,8 @@ Stub_table<size, big_endian>::add_eh_frame(Layout* layout)
typedef typename Branch_stub_entries::const_iterator branch_iter;
std::vector<branch_iter> branches;
- if (!this->long_branch_stubs_.empty())
+ if (!this->long_branch_stubs_.empty()
+ && !this->targ_->powerxx_stubs())
for (branch_iter bs = this->long_branch_stubs_.begin();
bs != this->long_branch_stubs_.end();
++bs)
@@ -5653,6 +5739,86 @@ Stub_table<size, big_endian>::build_tls_opt_tail(
return false;
}
+// Emit pc-relative plt call stub code.
+
+template<bool big_endian>
+static unsigned char*
+build_powerxx_offset(unsigned char* p, uint64_t off, uint64_t odd, bool load)
+{
+ uint64_t insn;
+ if (off - odd + (1ULL << 33) < 1ULL << 34)
+ {
+ off -= odd;
+ if (odd)
+ {
+ write_insn<big_endian>(p, nop);
+ p += 4;
+ }
+ if (load)
+ insn = pld_12_pc;
+ else
+ insn = paddi_12_pc;
+ insn |= d34(off);
+ write_insn<big_endian>(p, insn >> 32);
+ p += 4;
+ write_insn<big_endian>(p, insn & 0xffffffff);
+ }
+ else if (off - (8 - odd) + (0x20002ULL << 32) < 0x40004ULL << 32)
+ {
+ off -= 8 - odd;
+ write_insn<big_endian>(p, li_11_0 | (ha34(off) & 0xffff));
+ p += 4;
+ if (!odd)
+ {
+ write_insn<big_endian>(p, sldi_11_11_34);
+ p += 4;
+ }
+ insn = paddi_12_pc | d34(off);
+ write_insn<big_endian>(p, insn >> 32);
+ p += 4;
+ write_insn<big_endian>(p, insn & 0xffffffff);
+ p += 4;
+ if (odd)
+ {
+ write_insn<big_endian>(p, sldi_11_11_34);
+ p += 4;
+ }
+ if (load)
+ write_insn<big_endian>(p, ldx_12_11_12);
+ else
+ write_insn<big_endian>(p, add_12_11_12);
+ }
+ else
+ {
+ off -= odd + 8;
+ write_insn<big_endian>(p, lis_11 | ((ha34(off) >> 16) & 0x3fff));
+ p += 4;
+ write_insn<big_endian>(p, ori_11_11_0 | (ha34(off) & 0xffff));
+ p += 4;
+ if (odd)
+ {
+ write_insn<big_endian>(p, sldi_11_11_34);
+ p += 4;
+ }
+ insn = paddi_12_pc | d34(off);
+ write_insn<big_endian>(p, insn >> 32);
+ p += 4;
+ write_insn<big_endian>(p, insn & 0xffffffff);
+ p += 4;
+ if (!odd)
+ {
+ write_insn<big_endian>(p, sldi_11_11_34);
+ p += 4;
+ }
+ if (load)
+ write_insn<big_endian>(p, ldx_12_11_12);
+ else
+ write_insn<big_endian>(p, add_12_11_12);
+ }
+ p += 4;
+ return p;
+}
+
// Gets the address of a label (1:) in r11 and builds an offset in r12,
// then adds it to r11 (LOAD false) or loads r12 from r11+r12 (LOAD true).
// mflr %r12
@@ -5765,6 +5931,22 @@ Stub_table<size, big_endian>::plt_call_size(
if (p->second.r2save_)
bytes += 4;
+ if (this->targ_->powerxx_stubs())
+ {
+ uint64_t from = this->stub_address() + p->second.off_ + bytes;
+ if (bytes > 8 * 4)
+ from -= 4 * 4;
+ uint64_t odd = from & 4;
+ uint64_t off = plt_addr - from;
+ if (off - odd + (1ULL << 33) < 1ULL << 34)
+ bytes += odd + 4 * 4;
+ else if (off - (8 - odd) + (0x20002ULL << 32) < 0x40004ULL << 32)
+ bytes += 7 * 4;
+ else
+ bytes += 8 * 4;
+ return bytes;
+ }
+
if (p->second.notoc_)
{
uint64_t from = this->stub_address() + p->second.off_ + bytes + 2 * 4;
@@ -5830,6 +6012,17 @@ Stub_table<size, big_endian>::branch_stub_size(
uint64_t off = p->first.dest_ - loc;
if (p->second.notoc_)
{
+ if (this->targ_->powerxx_stubs())
+ {
+ Address odd = loc & 4;
+ if (off + (1 << 25) < 2 << 25)
+ return odd + 12;
+ if (off - odd + (1ULL << 33) < 1ULL << 34)
+ return odd + 16;
+ if (off - (8 - odd) + (0x20002ULL << 32) < 0x40004ULL << 32)
+ return 28;
+ return 32;
+ }
off -= 8;
if (off + 0x8000 < 0x10000)
return 24;
@@ -5854,7 +6047,8 @@ Stub_table<size, big_endian>::branch_stub_size(
if (off + (1 << 25) < 2 << 25)
return 4;
- *need_lt = true;
+ if (!this->targ_->powerxx_stubs())
+ *need_lt = true;
return 16;
}
@@ -5888,7 +6082,66 @@ Stub_table<size, big_endian>::do_write(Output_file* of)
unsigned char* const oview = of->get_output_view(off, oview_size);
unsigned char* p;
- if (size == 64)
+ if (size == 64
+ && this->targ_->powerxx_stubs())
+ {
+ if (!this->plt_call_stubs_.empty())
+ {
+ // Write out plt call stubs.
+ typename Plt_stub_entries::const_iterator cs;
+ for (cs = this->plt_call_stubs_.begin();
+ cs != this->plt_call_stubs_.end();
+ ++cs)
+ {
+ p = oview + cs->second.off_;
+ this->build_tls_opt_head(&p, cs);
+ if (cs->second.r2save_)
+ {
+ write_insn<big_endian>(p, std_2_1 + this->targ_->stk_toc());
+ p += 4;
+ }
+ const Output_data_plt_powerpc<size, big_endian>* plt;
+ Address pltoff = this->plt_off(cs, &plt);
+ Address plt_addr = pltoff + plt->address();
+ Address from = this->stub_address() + (p - oview);
+ Address delta = plt_addr - from;
+ p = build_powerxx_offset<big_endian>(p, delta, from & 4, true);
+ write_insn<big_endian>(p, mtctr_12);
+ p += 4;
+ if (!this->build_tls_opt_tail(p, cs))
+ write_insn<big_endian>(p, bctr);
+ }
+ }
+
+ // Write out long branch stubs.
+ typename Branch_stub_entries::const_iterator bs;
+ for (bs = this->long_branch_stubs_.begin();
+ bs != this->long_branch_stubs_.end();
+ ++bs)
+ {
+ if (bs->second.save_res_)
+ continue;
+ Address off = this->plt_size_ + bs->second.off_;
+ p = oview + off;
+ Address loc = this->stub_address() + off;
+ Address delta = bs->first.dest_ - loc;
+ if (bs->second.notoc_ || delta + (1 << 25) >= 2 << 25)
+ {
+ unsigned char* startp = p;
+ p = build_powerxx_offset<big_endian>(p, delta, loc & 4, false);
+ delta -= p - startp;
+ }
+ if (delta + (1 << 25) < 2 << 25)
+ write_insn<big_endian>(p, b | (delta & 0x3fffffc));
+ else
+ {
+ write_insn<big_endian>(p, mtctr_12);
+ p += 4;
+ write_insn<big_endian>(p, bctr);
+ }
+ }
+ }
+ else if (size == 64)
{
const Output_data_got_powerpc<size, big_endian>* got
= this->targ_->got_section();
@@ -6942,6 +7195,12 @@ Target_powerpc<size, big_endian>::Scan::get_reference_flags(
case elfcpp::R_PPC64_REL16_HIGHERA:
case elfcpp::R_PPC64_REL16_HIGHEST:
case elfcpp::R_PPC64_REL16_HIGHESTA:
+ case elfcpp::R_PPC64_PCREL34:
+ case elfcpp::R_PPC64_REL16_HIGHER34:
+ case elfcpp::R_PPC64_REL16_HIGHERA34:
+ case elfcpp::R_PPC64_REL16_HIGHEST34:
+ case elfcpp::R_PPC64_REL16_HIGHESTA34:
+ case elfcpp::R_PPC64_PCREL28:
ref = Symbol::RELATIVE_REF;
break;
@@ -6963,6 +7222,7 @@ Target_powerpc<size, big_endian>::Scan::get_reference_flags(
case elfcpp::R_POWERPC_GOT16_HA:
case elfcpp::R_PPC64_GOT16_DS:
case elfcpp::R_PPC64_GOT16_LO_DS:
+ case elfcpp::R_PPC64_GOT_PCREL34:
case elfcpp::R_PPC64_TOC16:
case elfcpp::R_PPC64_TOC16_LO:
case elfcpp::R_PPC64_TOC16_HI:
@@ -6973,6 +7233,8 @@ Target_powerpc<size, big_endian>::Scan::get_reference_flags(
case elfcpp::R_POWERPC_PLT16_HI:
case elfcpp::R_POWERPC_PLT16_HA:
case elfcpp::R_PPC64_PLT16_LO_DS:
+ case elfcpp::R_PPC64_PLT_PCREL34:
+ case elfcpp::R_PPC64_PLT_PCREL34_NOTOC:
ref = Symbol::RELATIVE_REF;
break;
@@ -7154,6 +7416,7 @@ Target_powerpc<size, big_endian>::Scan::reloc_needs_plt_for_ifunc(
case elfcpp::R_POWERPC_GOT16_HA:
case elfcpp::R_PPC64_GOT16_DS:
case elfcpp::R_PPC64_GOT16_LO_DS:
+ case elfcpp::R_PPC64_GOT_PCREL34:
return false;
// PLT relocs are OK and need a PLT entry.
@@ -7165,6 +7428,8 @@ Target_powerpc<size, big_endian>::Scan::reloc_needs_plt_for_ifunc(
case elfcpp::R_POWERPC_PLTCALL:
case elfcpp::R_PPC64_PLTSEQ_NOTOC:
case elfcpp::R_PPC64_PLTCALL_NOTOC:
+ case elfcpp::R_PPC64_PLT_PCREL34:
+ case elfcpp::R_PPC64_PLT_PCREL34_NOTOC:
return true;
break;
@@ -7310,6 +7575,25 @@ Target_powerpc<size, big_endian>::Scan::local(
case elfcpp::R_POWERPC_PLTCALL:
case elfcpp::R_PPC64_PLTSEQ_NOTOC:
case elfcpp::R_PPC64_PLTCALL_NOTOC:
+ case elfcpp::R_PPC64_PCREL_OPT:
+ case elfcpp::R_PPC64_ADDR16_HIGHER34:
+ case elfcpp::R_PPC64_ADDR16_HIGHERA34:
+ case elfcpp::R_PPC64_ADDR16_HIGHEST34:
+ case elfcpp::R_PPC64_ADDR16_HIGHESTA34:
+ case elfcpp::R_PPC64_REL16_HIGHER34:
+ case elfcpp::R_PPC64_REL16_HIGHERA34:
+ case elfcpp::R_PPC64_REL16_HIGHEST34:
+ case elfcpp::R_PPC64_REL16_HIGHESTA34:
+ break;
+
+ case elfcpp::R_PPC64_D34:
+ case elfcpp::R_PPC64_D34_LO:
+ case elfcpp::R_PPC64_D34_HI30:
+ case elfcpp::R_PPC64_D34_HA30:
+ case elfcpp::R_PPC64_D28:
+ case elfcpp::R_PPC64_PCREL34:
+ case elfcpp::R_PPC64_PCREL28:
+ target->set_powerxx_stubs();
break;
case elfcpp::R_PPC64_TOC:
@@ -7401,6 +7685,10 @@ Target_powerpc<size, big_endian>::Scan::local(
}
break;
+ case elfcpp::R_PPC64_PLT_PCREL34:
+ case elfcpp::R_PPC64_PLT_PCREL34_NOTOC:
+ target->set_powerxx_stubs();
+ // Fall through.
case elfcpp::R_POWERPC_PLT16_LO:
case elfcpp::R_POWERPC_PLT16_HI:
case elfcpp::R_POWERPC_PLT16_HA:
@@ -7499,6 +7787,9 @@ Target_powerpc<size, big_endian>::Scan::local(
case elfcpp::R_PPC64_ADDR64_LOCAL:
break;
+ case elfcpp::R_PPC64_GOT_PCREL34:
+ target->set_powerxx_stubs();
+ // Fall through.
case elfcpp::R_POWERPC_GOT16:
case elfcpp::R_POWERPC_GOT16_LO:
case elfcpp::R_POWERPC_GOT16_HI:
@@ -7884,6 +8175,25 @@ Target_powerpc<size, big_endian>::Scan::global(
case elfcpp::R_POWERPC_PLTCALL:
case elfcpp::R_PPC64_PLTSEQ_NOTOC:
case elfcpp::R_PPC64_PLTCALL_NOTOC:
+ case elfcpp::R_PPC64_PCREL_OPT:
+ case elfcpp::R_PPC64_ADDR16_HIGHER34:
+ case elfcpp::R_PPC64_ADDR16_HIGHERA34:
+ case elfcpp::R_PPC64_ADDR16_HIGHEST34:
+ case elfcpp::R_PPC64_ADDR16_HIGHESTA34:
+ case elfcpp::R_PPC64_REL16_HIGHER34:
+ case elfcpp::R_PPC64_REL16_HIGHERA34:
+ case elfcpp::R_PPC64_REL16_HIGHEST34:
+ case elfcpp::R_PPC64_REL16_HIGHESTA34:
+ break;
+
+ case elfcpp::R_PPC64_D34:
+ case elfcpp::R_PPC64_D34_LO:
+ case elfcpp::R_PPC64_D34_HI30:
+ case elfcpp::R_PPC64_D34_HA30:
+ case elfcpp::R_PPC64_D28:
+ case elfcpp::R_PPC64_PCREL34:
+ case elfcpp::R_PPC64_PCREL28:
+ target->set_powerxx_stubs();
break;
case elfcpp::R_PPC64_TOC:
@@ -8019,6 +8329,10 @@ Target_powerpc<size, big_endian>::Scan::global(
}
break;
+ case elfcpp::R_PPC64_PLT_PCREL34:
+ case elfcpp::R_PPC64_PLT_PCREL34_NOTOC:
+ target->set_powerxx_stubs();
+ // Fall through.
case elfcpp::R_POWERPC_PLT16_LO:
case elfcpp::R_POWERPC_PLT16_HI:
case elfcpp::R_POWERPC_PLT16_HA:
@@ -8151,6 +8465,9 @@ Target_powerpc<size, big_endian>::Scan::global(
case elfcpp::R_PPC64_ADDR64_LOCAL:
break;
+ case elfcpp::R_PPC64_GOT_PCREL34:
+ target->set_powerxx_stubs();
+ // Fall through.
case elfcpp::R_POWERPC_GOT16:
case elfcpp::R_POWERPC_GOT16_LO:
case elfcpp::R_POWERPC_GOT16_HI:
@@ -9394,6 +9711,13 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
Insn* iview = reinterpret_cast<Insn*>(view);
elfcpp::Swap<32, big_endian>::writeval(iview + 1, nop);
}
+ else if (size == 64 && (r_type == elfcpp::R_PPC64_PLT_PCREL34
+ || r_type == elfcpp::R_PPC64_PLT_PCREL34_NOTOC))
+ {
+ Insn* iview = reinterpret_cast<Insn*>(view);
+ elfcpp::Swap<32, big_endian>::writeval(iview, pnop >> 32);
+ elfcpp::Swap<32, big_endian>::writeval(iview + 1, pnop & 0xffffffff);
+ }
return true;
case Track_tls::NORMAL:
break;
@@ -9414,6 +9738,8 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
: object->local_has_plt_offset(r_sym));
if (has_plt_offset
&& !is_plt16_reloc<size>(r_type)
+ && r_type != elfcpp::R_PPC64_PLT_PCREL34
+ && r_type != elfcpp::R_PPC64_PLT_PCREL34_NOTOC
&& r_type != elfcpp::R_POWERPC_PLTSEQ
&& r_type != elfcpp::R_POWERPC_PLTCALL
&& r_type != elfcpp::R_PPC64_PLTSEQ_NOTOC
@@ -9493,7 +9819,9 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
gold_assert(has_stub_value || !(os->flags() & elfcpp::SHF_ALLOC));
}
- if (has_plt_offset && is_plt16_reloc<size>(r_type))
+ if (has_plt_offset && (is_plt16_reloc<size>(r_type)
+ || r_type == elfcpp::R_PPC64_PLT_PCREL34
+ || r_type == elfcpp::R_PPC64_PLT_PCREL34_NOTOC))
{
const Output_data_plt_powerpc<size, big_endian>* plt;
if (gsym)
@@ -9503,8 +9831,12 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
value += plt->address();
if (size == 64)
- value -= (target->got_section()->output_section()->address()
- + object->toc_base_offset());
+ {
+ if (r_type != elfcpp::R_PPC64_PLT_PCREL34
+ && r_type != elfcpp::R_PPC64_PLT_PCREL34_NOTOC)
+ value -= (target->got_section()->output_section()->address()
+ + object->toc_base_offset());
+ }
else if (parameters->options().output_is_position_independent())
{
if (rela.get_r_addend() >= 32768)
@@ -9528,12 +9860,22 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
elfcpp::Swap<32, big_endian>::writeval(iview, nop);
r_type = elfcpp::R_POWERPC_NONE;
}
+ else if (!has_plt_offset
+ && (r_type == elfcpp::R_PPC64_PLT_PCREL34
+ || r_type == elfcpp::R_PPC64_PLT_PCREL34_NOTOC))
+ {
+ Insn* iview = reinterpret_cast<Insn*>(view);
+ elfcpp::Swap<32, big_endian>::writeval(iview, pnop >> 32);
+ elfcpp::Swap<32, big_endian>::writeval(iview + 1, pnop & 0xffffffff);
+ r_type = elfcpp::R_POWERPC_NONE;
+ }
else if (r_type == elfcpp::R_POWERPC_GOT16
|| r_type == elfcpp::R_POWERPC_GOT16_LO
|| r_type == elfcpp::R_POWERPC_GOT16_HI
|| r_type == elfcpp::R_POWERPC_GOT16_HA
|| r_type == elfcpp::R_PPC64_GOT16_DS
- || r_type == elfcpp::R_PPC64_GOT16_LO_DS)
+ || r_type == elfcpp::R_PPC64_GOT16_LO_DS
+ || r_type == elfcpp::R_PPC64_GOT_PCREL34)
{
if (gsym != NULL)
{
@@ -9545,7 +9887,10 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
gold_assert(object->local_has_got_offset(r_sym, GOT_TYPE_STANDARD));
value = object->local_got_offset(r_sym, GOT_TYPE_STANDARD);
}
- value -= target->got_section()->got_base_offset(object);
+ if (r_type == elfcpp::R_PPC64_GOT_PCREL34)
+ value += target->got_section()->address();
+ else
+ value -= target->got_section()->got_base_offset(object);
}
else if (r_type == elfcpp::R_PPC64_TOC)
{
@@ -9957,6 +10302,15 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
case elfcpp::R_POWERPC_REL14:
case elfcpp::R_POWERPC_REL14_BRTAKEN:
case elfcpp::R_POWERPC_REL14_BRNTAKEN:
+ case elfcpp::R_PPC64_PCREL34:
+ case elfcpp::R_PPC64_GOT_PCREL34:
+ case elfcpp::R_PPC64_PLT_PCREL34:
+ case elfcpp::R_PPC64_PLT_PCREL34_NOTOC:
+ case elfcpp::R_PPC64_PCREL28:
+ case elfcpp::R_PPC64_REL16_HIGHER34:
+ case elfcpp::R_PPC64_REL16_HIGHERA34:
+ case elfcpp::R_PPC64_REL16_HIGHEST34:
+ case elfcpp::R_PPC64_REL16_HIGHESTA34:
value -= address;
break;
@@ -10397,6 +10751,13 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
case elfcpp::R_POWERPC_REL14:
case elfcpp::R_POWERPC_REL14_BRTAKEN:
case elfcpp::R_POWERPC_REL14_BRNTAKEN:
+ case elfcpp::R_PPC64_D34:
+ case elfcpp::R_PPC64_PCREL34:
+ case elfcpp::R_PPC64_GOT_PCREL34:
+ case elfcpp::R_PPC64_PLT_PCREL34:
+ case elfcpp::R_PPC64_PLT_PCREL34_NOTOC:
+ case elfcpp::R_PPC64_D28:
+ case elfcpp::R_PPC64_PCREL28:
overflow = Reloc::CHECK_SIGNED;
break;
}
@@ -10436,6 +10797,7 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
case elfcpp::R_POWERPC_PLTCALL:
case elfcpp::R_PPC64_PLTSEQ_NOTOC:
case elfcpp::R_PPC64_PLTCALL_NOTOC:
+ case elfcpp::R_PPC64_PCREL_OPT:
break;
case elfcpp::R_PPC64_ADDR64:
@@ -10686,6 +11048,64 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
// R_PPC64_TLSGD, R_PPC64_TLSLD
break;
+ case elfcpp::R_PPC64_D34:
+ case elfcpp::R_PPC64_D34_LO:
+ case elfcpp::R_PPC64_PCREL34:
+ case elfcpp::R_PPC64_GOT_PCREL34:
+ case elfcpp::R_PPC64_PLT_PCREL34:
+ case elfcpp::R_PPC64_PLT_PCREL34_NOTOC:
+ if (size == 32)
+ goto unsupp;
+ status = Reloc::addr34(view, value, overflow);
+ break;
+
+ case elfcpp::R_PPC64_D34_HI30:
+ if (size == 32)
+ goto unsupp;
+ Reloc::addr34_hi(view, value);
+ break;
+
+ case elfcpp::R_PPC64_D34_HA30:
+ if (size == 32)
+ goto unsupp;
+ Reloc::addr34_ha(view, value);
+ break;
+
+ case elfcpp::R_PPC64_D28:
+ case elfcpp::R_PPC64_PCREL28:
+ if (size == 32)
+ goto unsupp;
+ status = Reloc::addr28(view, value, overflow);
+ break;
+
+ case elfcpp::R_PPC64_ADDR16_HIGHER34:
+ case elfcpp::R_PPC64_REL16_HIGHER34:
+ if (size == 32)
+ goto unsupp;
+ Reloc::addr16_higher34(view, value);
+ break;
+
+ case elfcpp::R_PPC64_ADDR16_HIGHERA34:
+ case elfcpp::R_PPC64_REL16_HIGHERA34:
+ if (size == 32)
+ goto unsupp;
+ Reloc::addr16_highera34(view, value);
+ break;
+
+ case elfcpp::R_PPC64_ADDR16_HIGHEST34:
+ case elfcpp::R_PPC64_REL16_HIGHEST34:
+ if (size == 32)
+ goto unsupp;
+ Reloc::addr16_highest34(view, value);
+ break;
+
+ case elfcpp::R_PPC64_ADDR16_HIGHESTA34:
+ case elfcpp::R_PPC64_REL16_HIGHESTA34:
+ if (size == 32)
+ goto unsupp;
+ Reloc::addr16_highesta34(view, value);
+ break;
+
case elfcpp::R_POWERPC_PLT32:
case elfcpp::R_POWERPC_PLTREL32:
case elfcpp::R_PPC_SDAREL16: