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| author | Iain Sandoe <iain@sandoe.co.uk> | 2019-11-10 21:48:27 +0000 |
|---|---|---|
| committer | Iain Sandoe <iains@gcc.gnu.org> | 2019-11-10 21:48:27 +0000 |
| commit | 34548764c218105c005ed546d2fbfb3cf1ae4ac5 (patch) | |
| tree | a2ac3e78e4eeb0823c22d07cba47f66b257b47ff | |
| parent | 15471d58fe2e8349c391205338176f3fbdaad70c (diff) | |
| download | gcc-34548764c218105c005ed546d2fbfb3cf1ae4ac5.zip gcc-34548764c218105c005ed546d2fbfb3cf1ae4ac5.tar.gz gcc-34548764c218105c005ed546d2fbfb3cf1ae4ac5.tar.bz2 | |
[Darwin, machopic 11/n] A flag to indicate synbols should be linker-visible.
Some of the solution to PR71767 is incomplete, and we need finer-grained
control over whether symbols need to be made linker-visible. This is a
preparation patch, providing the flag.
gcc/ChangeLog:
2019-11-10 Iain Sandoe <iain@sandoe.co.uk>
* config/darwin.h (MACHO_SYMBOL_FLAG_LINKER_VIS): New.
(MACHO_SYMBOL_LINKER_VIS_P): New.
From-SVN: r278028
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/darwin.h | 7 |
2 files changed, 12 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8b7ed63..c914ab4 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2019-11-10 Iain Sandoe <iain@sandoe.co.uk> + + * config/darwin.h (MACHO_SYMBOL_FLAG_LINKER_VIS): New. + (MACHO_SYMBOL_LINKER_VIS_P): New. + 2019-11-10 Kwok Cheung Yeung <kcy@codesourcery.com> * lra-spills.c (assign_spill_hard_regs): Do not spill into diff --git a/gcc/config/darwin.h b/gcc/config/darwin.h index f331fa1..8eb8edf 100644 --- a/gcc/config/darwin.h +++ b/gcc/config/darwin.h @@ -843,6 +843,13 @@ extern GTY(()) section * darwin_sections[NUM_DARWIN_SECTIONS]; #define MACHO_SYMBOL_HIDDEN_VIS_P(RTX) \ ((SYMBOL_REF_FLAGS (RTX) & MACHO_SYMBOL_FLAG_HIDDEN_VIS) != 0) +/* Set on a symbol that should be made visible to the linker (overriding + 'L' symbol prefixes). */ + +#define MACHO_SYMBOL_FLAG_LINKER_VIS ((SYMBOL_FLAG_SUBT_DEP) << 4) +#define MACHO_SYMBOL_LINKER_VIS_P(RTX) \ + ((SYMBOL_REF_FLAGS (RTX) & MACHO_SYMBOL_FLAG_LINKER_VIS) != 0) + /* Set on a symbol that is a pic stub or symbol indirection (i.e. the L_xxxxx${stub,non_lazy_ptr,lazy_ptr}. */ |