diff options
Diffstat (limited to 'gcc/reload1.c')
| -rw-r--r-- | gcc/reload1.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/gcc/reload1.c b/gcc/reload1.c index 8f7c703..5598b7a 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -5653,7 +5653,16 @@ choose_reload_regs (struct insn_chain *chain) regno = subreg_regno (rld[r].in); #endif - if (regno >= 0 && reg_last_reload_reg[regno] != 0) + if (regno >= 0 + && reg_last_reload_reg[regno] != 0 +#ifdef CANNOT_CHANGE_MODE_CLASS + /* Verify that the register it's in can be used in + mode MODE. */ + && !REG_CANNOT_CHANGE_MODE_P (REGNO (reg_last_reload_reg[regno]), + GET_MODE (reg_last_reload_reg[regno]), + mode) +#endif + ) { enum reg_class class = rld[r].class, last_class; rtx last_reg = reg_last_reload_reg[regno]; @@ -5673,13 +5682,6 @@ choose_reload_regs (struct insn_chain *chain) if ((GET_MODE_SIZE (GET_MODE (last_reg)) >= GET_MODE_SIZE (need_mode)) -#ifdef CANNOT_CHANGE_MODE_CLASS - /* Verify that the register in "i" can be obtained - from LAST_REG. */ - && !REG_CANNOT_CHANGE_MODE_P (REGNO (last_reg), - GET_MODE (last_reg), - mode) -#endif && reg_reloaded_contents[i] == regno && TEST_HARD_REG_BIT (reg_reloaded_valid, i) && HARD_REGNO_MODE_OK (i, rld[r].mode) |