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| author | Kaushik Phatak <kaushik.phatak@kpit.com> | 2016-05-09 11:44:58 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@gcc.gnu.org> | 2016-05-09 11:44:58 +0000 |
| commit | 035b8879acaccdbf52d24730fe241e97d660d53d (patch) | |
| tree | 4a83a2d6833b91c14aa8edc0efbc99d40e6145af /gcc/gcc.c | |
| parent | 18caa34eb299b8ea583088ce4bbf32cdc37676ff (diff) | |
| download | gcc-035b8879acaccdbf52d24730fe241e97d660d53d.zip gcc-035b8879acaccdbf52d24730fe241e97d660d53d.tar.gz gcc-035b8879acaccdbf52d24730fe241e97d660d53d.tar.bz2 | |
rl78.c (rl78_expand_prologue): Save the MDUC related registers in all interrupt handlers if necessary.
* config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
registers in all interrupt handlers if necessary.
(rl78_option_override): Add warning.
(MUST_SAVE_MDUC_REGISTERS): New macro.
(rl78_expand_epilogue): Restore the MDUC registers if necessary.
* config/rl78/rl78.c (check_mduc_usage): New function.
(mduc_regs): New structure to hold MDUC register data.
* config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
(mulsi3_g13): Add is_g13_muldiv_insn attribute.
(udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
(mulhi3_g13): Add is_g13_muldiv_insn attribute.
* config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
* doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
From-SVN: r236027
Diffstat (limited to 'gcc/gcc.c')
0 files changed, 0 insertions, 0 deletions