diff options
Diffstat (limited to 'gcc/config/m68k/m68k.c')
| -rw-r--r-- | gcc/config/m68k/m68k.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/gcc/config/m68k/m68k.c b/gcc/config/m68k/m68k.c index 1ce704258ba..353b84a42f4 100644 --- a/gcc/config/m68k/m68k.c +++ b/gcc/config/m68k/m68k.c @@ -43,6 +43,7 @@ Boston, MA 02110-1301, USA. */ #include "target-def.h" #include "debug.h" #include "flags.h" +#include "df.h" enum reg_class regno_reg_class[] = { @@ -818,7 +819,7 @@ m68k_save_reg (unsigned int regno, bool interrupt_handler) if they are live or when calling nested functions. */ if (interrupt_handler) { - if (regs_ever_live[regno]) + if (df_regs_ever_live_p (regno)) return true; if (!current_function_is_leaf && call_used_regs[regno]) @@ -826,7 +827,7 @@ m68k_save_reg (unsigned int regno, bool interrupt_handler) } /* Never need to save registers that aren't touched. */ - if (!regs_ever_live[regno]) + if (!df_regs_ever_live_p (regno)) return false; /* Otherwise save everything that isn't call-clobbered. */ @@ -1037,12 +1038,7 @@ m68k_expand_prologue (void) if (flag_pic && !TARGET_SEP_DATA && current_function_uses_pic_offset_table) - { - insn = emit_insn (gen_load_got (pic_offset_table_rtx)); - REG_NOTES (insn) = gen_rtx_EXPR_LIST (REG_MAYBE_DEAD, - const0_rtx, - REG_NOTES (insn)); - } + insn = emit_insn (gen_load_got (pic_offset_table_rtx)); } /* Return true if a simple (return) instruction is sufficient for this @@ -4143,7 +4139,6 @@ m68k_output_mi_thunk (FILE *file, tree thunk ATTRIBUTE_UNUSED, /* Pretend to be a post-reload pass while generating rtl. */ no_new_pseudos = 1; reload_completed = 1; - allocate_reg_info (FIRST_PSEUDO_REGISTER, true, true); /* The "this" pointer is stored at 4(%sp). */ this_slot = gen_rtx_MEM (Pmode, plus_constant (stack_pointer_rtx, 4)); @@ -4198,7 +4193,7 @@ m68k_output_mi_thunk (FILE *file, tree thunk ATTRIBUTE_UNUSED, /* Use the static chain register as a temporary (call-clobbered) GOT pointer for this function. We can use the static chain register because it isn't live on entry to the thunk. */ - REGNO (pic_offset_table_rtx) = STATIC_CHAIN_REGNUM; + SET_REGNO (pic_offset_table_rtx, STATIC_CHAIN_REGNUM); emit_insn (gen_load_got (pic_offset_table_rtx)); } legitimize_pic_address (XEXP (mem, 0), Pmode, static_chain_rtx); @@ -4220,7 +4215,7 @@ m68k_output_mi_thunk (FILE *file, tree thunk ATTRIBUTE_UNUSED, /* Restore the original PIC register. */ if (flag_pic) - REGNO (pic_offset_table_rtx) = PIC_REG; + SET_REGNO (pic_offset_table_rtx, PIC_REG); } /* Worker function for TARGET_STRUCT_VALUE_RTX. */ @@ -4244,7 +4239,7 @@ m68k_hard_regno_rename_ok (unsigned int old_reg ATTRIBUTE_UNUSED, if ((m68k_get_function_kind (current_function_decl) == m68k_fk_interrupt_handler) - && !regs_ever_live[new_reg]) + && !df_regs_ever_live_p (new_reg)) return 0; return 1; |