100 lines
3.3 KiB
Diff
100 lines
3.3 KiB
Diff
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diff -rup binutils.orig/gold/layout.cc binutils-2.30/gold/layout.cc
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--- binutils.orig/gold/layout.cc 2018-10-09 15:24:05.987282736 +0100
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+++ binutils-2.30/gold/layout.cc 2018-10-09 16:08:29.445946736 +0100
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@@ -2052,12 +2052,15 @@ Layout::attach_allocated_section_to_segm
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// segment.
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if (os->type() == elfcpp::SHT_NOTE)
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{
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+ uint64_t os_align = os->addralign();
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+
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// See if we already have an equivalent PT_NOTE segment.
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for (p = this->segment_list_.begin();
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p != segment_list_.end();
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++p)
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{
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if ((*p)->type() == elfcpp::PT_NOTE
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+ && (*p)->align() == os_align
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&& (((*p)->flags() & elfcpp::PF_W)
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== (seg_flags & elfcpp::PF_W)))
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{
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@@ -2071,6 +2074,7 @@ Layout::attach_allocated_section_to_segm
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Output_segment* oseg = this->make_output_segment(elfcpp::PT_NOTE,
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seg_flags);
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oseg->add_output_section_to_nonload(os, seg_flags);
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+ oseg->set_align(os_align);
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}
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}
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@@ -3171,6 +3175,10 @@ Layout::create_note(const char* name, in
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#else
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const int size = 32;
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#endif
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+ // The NT_GNU_PROPERTY_TYPE_0 note conforms to gABI.
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+ const int addralign = ((note_type == elfcpp::NT_GNU_PROPERTY_TYPE_0
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+ ? parameters->target().get_size()
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+ : size) / 8);
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// The contents of the .note section.
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size_t namesz = strlen(name) + 1;
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@@ -3234,7 +3242,7 @@ Layout::create_note(const char* name, in
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return NULL;
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Output_section_data* posd = new Output_data_const_buffer(buffer, notehdrsz,
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- size / 8,
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+ addralign,
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"** note header");
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os->add_output_section_data(posd);
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@@ -3692,6 +3700,11 @@ Layout::segment_precedes(const Output_se
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{
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if (type1 != type2)
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return type1 < type2;
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+ uint64_t align1 = seg1->align();
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+ uint64_t align2 = seg2->align();
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+ // Place segments with larger alignments first.
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+ if (align1 != align2)
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+ return align1 > align2;
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gold_assert(flags1 != flags2
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|| this->script_options_->saw_phdrs_clause());
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return flags1 < flags2;
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diff -rup binutils.orig/gold/output.cc binutils-2.30/gold/output.cc
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--- binutils.orig/gold/output.cc 2018-10-09 15:24:05.986282744 +0100
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+++ binutils-2.30/gold/output.cc 2018-10-09 16:09:03.749670846 +0100
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@@ -4107,6 +4107,7 @@ Output_segment::Output_segment(elfcpp::E
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: vaddr_(0),
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paddr_(0),
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memsz_(0),
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+ align_(0),
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max_align_(0),
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min_p_align_(0),
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offset_(0),
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diff -rup binutils.orig/gold/output.h binutils-2.30/gold/output.h
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--- binutils.orig/gold/output.h 2018-10-09 15:24:05.984282760 +0100
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+++ binutils-2.30/gold/output.h 2018-10-09 16:09:45.665333727 +0100
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@@ -4676,6 +4676,16 @@ class Output_segment
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offset() const
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{ return this->offset_; }
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+ // Return the segment alignment.
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+ uint64_t
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+ align() const
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+ { return this->align_; }
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+
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+ // Set the segment alignment.
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+ void
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+ set_align(uint64_t align)
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+ { this->align_ = align; }
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+
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// Whether this is a segment created to hold large data sections.
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bool
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is_large_data_segment() const
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@@ -4898,6 +4908,8 @@ class Output_segment
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uint64_t paddr_;
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// The size of the segment in memory.
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uint64_t memsz_;
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+ // The segment alignment.
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+ uint64_t align_;
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// The maximum section alignment. The is_max_align_known_ field
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// indicates whether this has been finalized.
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uint64_t max_align_;
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