14bfc3f555
point of symbol resolution and can now issue a multiple definition error. Also added target selection infrastructure.
52 lines
1.1 KiB
C++
52 lines
1.1 KiB
C++
// target-select.cc -- select a target for an object file
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#include "gold.h"
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#include "elfcpp.h"
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#include "target-select.h"
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namespace
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{
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// The start of the list of target selectors.
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gold::Target_selector* target_selectors;
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} // End anonymous namespace.
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namespace gold
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{
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// Construct a Target_selector, which means adding it to the linked
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// list. This runs at global constructor time, so we want it to be
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// fast.
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Target_selector::Target_selector(int machine, int size, bool big_endian)
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: machine_(machine), size_(size), big_endian_(big_endian)
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{
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this->next_ = target_selectors;
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target_selectors = this;
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}
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// Find the target for an ELF file.
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extern Target*
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select_target(int machine, int size, bool big_endian, int osabi,
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int abiversion)
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{
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for (const Target_selector* p = target_selectors; p != NULL; p = p->next())
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{
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int pmach = p->machine();
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if ((pmach == machine || pmach == elfcpp::EM_NONE)
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&& p->size() == size
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&& p->big_endian() ? big_endian : !big_endian)
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{
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Target* ret = p->recognize(machine, osabi, abiversion);
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if (ret != NULL)
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return ret;
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}
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}
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return NULL;
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}
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} // End namespace gold.
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