diff options
Diffstat (limited to 'contrib/gcc/reload1.c')
| -rw-r--r-- | contrib/gcc/reload1.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/contrib/gcc/reload1.c b/contrib/gcc/reload1.c index 0ec2a92..d9245b0 100644 --- a/contrib/gcc/reload1.c +++ b/contrib/gcc/reload1.c @@ -5204,6 +5204,13 @@ reload_reg_free_for_value_p (regno, opnum, type, value, out, reloadnum, int i; int copy = 0; + /* ??? reload_reg_used is abused to hold the registers that are not + available as spill registers, including hard registers that are + earlyclobbered in asms. As a temporary measure, reject anything + in reload_reg_used. */ + if (TEST_HARD_REG_BIT (reload_reg_used, regno)) + return 0; + if (out == const0_rtx) { copy = 1; @@ -6330,6 +6337,7 @@ choose_reload_regs (chain) clear_reload_reg_in_use (regno, reload_opnum[j], reload_when_needed[j], reload_mode[j]); reload_reg_rtx[j] = 0; + reload_spill_index[j] = -1; } /* Record which pseudos and which spill regs have output reloads. */ |
