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| author | Vladimir Makarov <vmakarov@redhat.com> | 2018-03-09 16:00:36 +0000 |
|---|---|---|
| committer | Vladimir Makarov <vmakarov@gcc.gnu.org> | 2018-03-09 16:00:36 +0000 |
| commit | e0cd6bc00966de0a3a77b642f9507d9c83b398f1 (patch) | |
| tree | de7bad1e1e9a7a1d01900aa85dc8de1b2e98279f /gcc/tree-inline.c | |
| parent | a4017ff7722614f749a0d5eab315e929b2035e8a (diff) | |
| download | gcc-e0cd6bc00966de0a3a77b642f9507d9c83b398f1.zip gcc-e0cd6bc00966de0a3a77b642f9507d9c83b398f1.tar.gz gcc-e0cd6bc00966de0a3a77b642f9507d9c83b398f1.tar.bz2 | |
re PR target/83712 ("Unable to find a register to spill" when compiling for thumb1)
2018-03-09 Vladimir Makarov <vmakarov@redhat.com>
PR target/83712
* lra-assigns.c (assign_by_spills): Return a flag of reload
assignment failure. Do not process the reload assignment
failures. Do not spill other reload pseudos if they has the same
reg class.
(lra_assign): Add a return arg. Set up from the result of
assign_by_spills call.
(find_reload_regno_insns, lra_split_hard_reg_for): New functions.
* lra-constraints.c (split_reg): Add a new arg. Use it instead of
usage_insns if it is not NULL.
(spill_hard_reg_in_range): New function.
(split_if_necessary, inherit_in_ebb): Pass a new arg to split_reg.
* lra-int.h (spill_hard_reg_in_range, lra_split_hard_reg_for): New
function prototypes.
(lra_assign): Change prototype.
* lra.c (lra): Add code to deal with fails by splitting hard reg
live ranges.
2018-03-09 Vladimir Makarov <vmakarov@redhat.com>
PR target/83712
* gcc.target/arm/pr83712.c: New.
From-SVN: r258390
Diffstat (limited to 'gcc/tree-inline.c')
0 files changed, 0 insertions, 0 deletions