diff options
Diffstat (limited to 'gcc/config/riscv')
| -rw-r--r-- | gcc/config/riscv/riscv.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/gcc/config/riscv/riscv.c b/gcc/config/riscv/riscv.c index 9b16a1e..39bf87a 100644 --- a/gcc/config/riscv/riscv.c +++ b/gcc/config/riscv/riscv.c @@ -3442,7 +3442,7 @@ riscv_frame_set (rtx mem, rtx reg) static bool riscv_save_reg_p (unsigned int regno) { - bool call_saved = !global_regs[regno] && !call_used_regs[regno]; + bool call_saved = !global_regs[regno] && !call_used_or_fixed_reg_p (regno); bool might_clobber = crtl->saves_all_registers || df_regs_ever_live_p (regno); @@ -3473,7 +3473,7 @@ riscv_save_reg_p (unsigned int regno) /* We must save every register used in this function. If this is not a leaf function, then we must save all temporary registers. */ if (df_regs_ever_live_p (regno) - || (!crtl->is_leaf && call_used_regs[regno])) + || (!crtl->is_leaf && call_used_or_fixed_reg_p (regno))) return true; } @@ -4198,7 +4198,7 @@ riscv_epilogue_uses (unsigned int regno) /* An interrupt function restores temp regs, so we must indicate that they are live at function end. */ if (df_regs_ever_live_p (regno) - || (!crtl->is_leaf && call_used_regs[regno])) + || (!crtl->is_leaf && call_used_or_fixed_reg_p (regno))) return true; } @@ -4361,7 +4361,7 @@ riscv_hard_regno_mode_ok (unsigned int regno, machine_mode mode) /* Only use callee-saved registers if a potential callee is guaranteed to spill the requisite width. */ if (GET_MODE_UNIT_SIZE (mode) > UNITS_PER_FP_REG - || (!call_used_regs[regno] + || (!call_used_or_fixed_reg_p (regno) && GET_MODE_UNIT_SIZE (mode) > UNITS_PER_FP_ARG)) return false; } @@ -4370,7 +4370,8 @@ riscv_hard_regno_mode_ok (unsigned int regno, machine_mode mode) /* Require same callee-savedness for all registers. */ for (unsigned i = 1; i < nregs; i++) - if (call_used_regs[regno] != call_used_regs[regno + i]) + if (call_used_or_fixed_reg_p (regno) + != call_used_or_fixed_reg_p (regno + i)) return false; return true; |