The only caller passes `before_p=1`, and I cannot imagine a use case
for it with `before_p=0`
2018-01-15 Artyom Skrobov tyomi...@gmail.com
* caller-save.c: Drop unused parameter of insert_save()
---
gcc/caller-save.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/gcc/caller-save.c b/gcc/caller-save.c
index df1c9691e0c2..db1ab2caee9a 100644
--- a/gcc/caller-save.c
+++ b/gcc/caller-save.c
@@ -88,7 +88,7 @@ static void mark_set_regs (rtx, const_rtx, void *);
static void mark_referenced_regs (rtx *, refmarker_fn *mark, void *mark_arg);
static refmarker_fn mark_reg_as_referenced;
static refmarker_fn replace_reg_with_saved_mem;
-static int insert_save (struct insn_chain *, int, int, HARD_REG_SET *,
+static int insert_save (struct insn_chain *, int, HARD_REG_SET *,
machine_mode *);
static int insert_restore (struct insn_chain *, int, int, int,
machine_mode *);
@@ -861,7 +861,7 @@ save_call_clobbered_regs (void)
for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++)
if (TEST_HARD_REG_BIT (hard_regs_to_save, regno))
- regno += insert_save (chain, 1, regno, &hard_regs_to_save, save_mode);
+ regno += insert_save (chain, regno, &hard_regs_to_save, save_mode);
/* Must recompute n_regs_saved. */
n_regs_saved = 0;
@@ -1252,7 +1252,7 @@ insert_restore (struct insn_chain *chain, int
before_p, int regno,
/* Like insert_restore above, but save registers instead. */
static int
-insert_save (struct insn_chain *chain, int before_p, int regno,
+insert_save (struct insn_chain *chain, int regno,
HARD_REG_SET *to_save, machine_mode *save_mode)
{
int i;
@@ -1314,7 +1314,7 @@ insert_save (struct insn_chain *chain, int
before_p, int regno,
pat = gen_rtx_SET (mem, gen_rtx_REG (GET_MODE (mem), regno));
code = reg_save_code (regno, GET_MODE (mem));
- new_chain = insert_one_insn (chain, before_p, code, pat);
+ new_chain = insert_one_insn (chain, 1, code, pat);
/* Set hard_regs_saved and dead_or_set for all the registers we saved. */
for (k = 0; k < numregs; k++)
