diff options
Diffstat (limited to 'gcc/reload1.c')
| -rw-r--r-- | gcc/reload1.c | 20 |
1 files changed, 4 insertions, 16 deletions
diff --git a/gcc/reload1.c b/gcc/reload1.c index 5d9b8d1..98cbae0c 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -286,9 +286,6 @@ char *reload_firstobj; /* List of labels that must never be deleted. */ extern rtx forced_labels; - -/* Allocation number table from global register allocation. */ -extern int *reg_allocno; /* This structure is used to record information about register eliminations. Each array entry describes one possible way of eliminating a register @@ -374,7 +371,7 @@ static void mark_not_eliminable PROTO((rtx, rtx)); static int spill_hard_reg PROTO((int, int, FILE *, int)); static void scan_paradoxical_subregs PROTO((rtx)); static int hard_reg_use_compare PROTO((const GENERIC_PTR, const GENERIC_PTR)); -static void order_regs_for_reload PROTO((int)); +static void order_regs_for_reload PROTO((void)); static int compare_spill_regs PROTO((const GENERIC_PTR, const GENERIC_PTR)); static void reload_as_needed PROTO((rtx, int)); static void forget_old_reloads_1 PROTO((rtx, rtx)); @@ -853,7 +850,7 @@ reload (first, global, dumpfile) /* Compute the order of preference for hard registers to spill. Store them by decreasing preference in potential_reload_regs. */ - order_regs_for_reload (global); + order_regs_for_reload (); /* So far, no hard regs have been spilled. */ n_spills = 0; @@ -3926,8 +3923,7 @@ hard_reg_use_compare (p1p, p2p) Store them in order of decreasing preference in potential_reload_regs. */ static void -order_regs_for_reload (global) - int global; +order_regs_for_reload () { register int i; register int o = 0; @@ -3956,15 +3952,7 @@ order_regs_for_reload (global) { int lim = regno + HARD_REGNO_NREGS (regno, PSEUDO_REGNO_MODE (i)); while (regno < lim) - { - /* If allocated by local-alloc, show more uses since - we're not going to be able to reallocate it, but - we might if allocated by global alloc. */ - if (global && reg_allocno[i] < 0) - hard_reg_n_uses[regno].uses += (REG_N_REFS (i) + 1) / 2; - - hard_reg_n_uses[regno++].uses += REG_N_REFS (i); - } + hard_reg_n_uses[regno++].uses += REG_N_REFS (i); } large += REG_N_REFS (i); } |