diff options
Diffstat (limited to 'gcc/combine.c')
| -rw-r--r-- | gcc/combine.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/gcc/combine.c b/gcc/combine.c index 0451707a22d..549e0bf4ed2 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -744,7 +744,7 @@ set_nonzero_bits_and_sign_copies (x, set) && REGNO (x) >= FIRST_PSEUDO_REGISTER /* If this register is undefined at the start of the file, we can't say what its contents were. */ - && ! REGNO_REG_SET_P (basic_block_live_at_start[0], REGNO (x)) + && ! REGNO_REG_SET_P (BASIC_BLOCK (0)->global_live_at_start, REGNO (x)) && GET_MODE_BITSIZE (GET_MODE (x)) <= HOST_BITS_PER_WIDE_INT) { if (set == 0 || GET_CODE (set) == CLOBBER) @@ -2490,7 +2490,8 @@ try_combine (i3, i2, i1) regno = REGNO (i2dest); REG_N_SETS (regno)--; if (REG_N_SETS (regno) == 0 - && ! REGNO_REG_SET_P (basic_block_live_at_start[0], regno)) + && ! REGNO_REG_SET_P (BASIC_BLOCK (0)->global_live_at_start, + regno)) REG_N_REFS (regno) = 0; } } @@ -2512,7 +2513,8 @@ try_combine (i3, i2, i1) { REG_N_SETS (regno)--; if (REG_N_SETS (regno) == 0 - && ! REGNO_REG_SET_P (basic_block_live_at_start[0], regno)) + && ! REGNO_REG_SET_P (BASIC_BLOCK (0)->global_live_at_start, + regno)) REG_N_REFS (regno) = 0; } } @@ -11038,7 +11040,7 @@ reg_dead_at_p (reg, insn) } for (i = reg_dead_regno; i < reg_dead_endregno; i++) - if (REGNO_REG_SET_P (basic_block_live_at_start[block], i)) + if (REGNO_REG_SET_P (BASIC_BLOCK (block)->global_live_at_start, i)) return 0; return 1; |