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Revert "PowerPC PLT speculative execution barriers"

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This reverts most of commit 1be5d8d3bb.
Left in place are addition of --no-plt-align to some ppc32 ld tests
and the ld.texinfo --no-plt-thread-safe fix.
This commit is contained in:
Alan Modra
2018-02-05 13:17:52 +10:30
parent ed01220cc8
commit 407aa07cee
16 changed files with 72 additions and 202 deletions
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4
gold/options.h
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@ -1108,10 +1108,6 @@ class General_options
N_("(PowerPC64 only) Optimize calls to ELFv2 localentry:0 functions"),
N_("(PowerPC64 only) Don't optimize ELFv2 calls"));
DEFINE_bool(speculate_indirect_jumps, options::TWO_DASHES, '\0', true,
N_("(PowerPC only) PLT call stubs without speculation barrier"),
N_("(PowerPC only) PLT call stubs with speculation barrier"));
DEFINE_bool(plt_static_chain, options::TWO_DASHES, '\0', false,
N_("(PowerPC64 only) PLT call stubs should load r11"),
N_("(PowerPC64 only) PLT call stubs should not load r11"));