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| author | Alexandre Oliva <oliva@adacore.com> | 2018-07-31 21:19:25 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@gcc.gnu.org> | 2018-07-31 21:19:25 +0000 |
| commit | b348c78aa4ab72ea533a01ad24311f45b0b4f4cb (patch) | |
| tree | 9077f5e87e913aebb0359956c2af7b904205d824 /gcc/final.c | |
| parent | fa6fd7b7afece6e0cfe197c9419ea3346d3c60b2 (diff) | |
| download | gcc-b348c78aa4ab72ea533a01ad24311f45b0b4f4cb.zip gcc-b348c78aa4ab72ea533a01ad24311f45b0b4f4cb.tar.gz gcc-b348c78aa4ab72ea533a01ad24311f45b0b4f4cb.tar.bz2 | |
Save discriminator info for LTO
for gcc/ChangeLog
* gimple-streamer-in.c (input_bb): Restore BB discriminator.
* gimple-streamer-out.c (output_bb): Save it.
* lto-streamer-in.c (input_struct_function_base): Restore
instance discriminator if available. Create map on demand.
* lto-streamer-out.c (output_struct_function_base): Save it if
available.
* final.c (decl_to_instance_map): Document LTO strategy.
From-SVN: r263183
Diffstat (limited to 'gcc/final.c')
| -rw-r--r-- | gcc/final.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/final.c b/gcc/final.c index a8338e0..842e5e0 100644 --- a/gcc/final.c +++ b/gcc/final.c @@ -3154,7 +3154,11 @@ final_scan_insn (rtx_insn *insn, FILE *file, int optimize_p, /* Map DECLs to instance discriminators. This is allocated and - defined in ada/gcc-interfaces/trans.c, when compiling with -gnateS. */ + defined in ada/gcc-interfaces/trans.c, when compiling with -gnateS. + Mappings from this table are saved and restored for LTO, so + link-time compilation will have this map set, at least in + partitions containing at least one DECL with an associated instance + discriminator. */ decl_to_instance_map_t *decl_to_instance_map; |