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-rw-r--r--gcc/df-scan.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/gcc/df-scan.c b/gcc/df-scan.c
index 7dda4cacf7a..36012b7b821 100644
--- a/gcc/df-scan.c
+++ b/gcc/df-scan.c
@@ -3499,7 +3499,9 @@ df_get_entry_block_def_set (bitmap entry_block_defs)
/* Defs for the callee saved registers are inserted so that the
pushes have some defining location. */
for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)
- if ((call_used_or_fixed_reg_p (i) == 0) && (df_regs_ever_live_p (i)))
+ if (!crtl->abi->clobbers_full_reg_p (i)
+ && !fixed_regs[i]
+ && df_regs_ever_live_p (i))
bitmap_set_bit (entry_block_defs, i);
}
@@ -3672,8 +3674,9 @@ df_get_exit_block_use_set (bitmap exit_block_uses)
{
/* Mark all call-saved registers that we actually used. */
for (i = 0; i < FIRST_PSEUDO_REGISTER; i++)
- if (df_regs_ever_live_p (i) && !LOCAL_REGNO (i)
- && !TEST_HARD_REG_BIT (regs_invalidated_by_call, i))
+ if (df_regs_ever_live_p (i)
+ && !LOCAL_REGNO (i)
+ && !crtl->abi->clobbers_full_reg_p (i))
bitmap_set_bit (exit_block_uses, i);
}