diff options
| author | Richard Henderson <rth@cygnus.com> | 2000-06-13 14:47:44 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2000-06-13 14:47:44 -0700 |
| commit | 02188693ed5ff368a8c4340d449baf07c87812ec (patch) | |
| tree | 18a58d10aaf4181b83524ed496b484df5ceed88e /gcc/emit-rtl.c | |
| parent | d8058091121489b75926656e25d50e01ad1e46db (diff) | |
| download | gcc-02188693ed5ff368a8c4340d449baf07c87812ec.tar.gz | |
combine.c (subst): Use CLASS_CANNOT_CHANGE_MODE and CLASS_CANNOT_CHANGE_MODE_P instead of...
* combine.c (subst): Use CLASS_CANNOT_CHANGE_MODE and
CLASS_CANNOT_CHANGE_MODE_P instead of CLASS_CANNOT_CHANGE_SIZE
and hard-coded tests.
(simplify_set): Likewise.
(gen_lowpart_for_combine): Likewise.
* emit-rtl.c (gen_lowpart_common): Likewise.
* global.c (find_reg): Likewise.
* local-alloc.c (find_free_reg): Likewise.
* recog.c (register_operand): Likewise.
* regclass.c (init_reg_sets_1): Likewise.
(record_operand_costs, regclass): Likewise.
* reload.c (push_reload): Likewise.
* reload1.c (choose_reload_regs): Likewise.
* flow.c (mark_used_regs): Conditionally set REG_CHANGES_MODE.
* local-alloc.c (struct qty): Rename changes_size to changes_mode.
Update all references.
* regs.h (struct reg_info_def): Likewise.
(REG_CHANGES_MODE): Rename from REG_CHANGES_SIZE.
* tm.texi (CLASS_CANNOT_CHANGE_MODE): Document.
(CLASS_CANNOT_CHANGE_MODE_P): Likewise.
* config/alpha/alpha.h (CLASS_CANNOT_CHANGE_MODE): Rename.
(CLASS_CANNOT_CHANGE_MODE_P): New.
* config/mips/mips.h: Likewise.
* config/pa/pa32-regs.h: Likewise.
* config/pa/pa64-regs.h: Likewise.
* config/rs6000/rs6000.h: Likewise.
* config/sh/sh.h: Likewise.
* config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE): New.
(CLASS_CANNOT_CHANGE_MODE_P): New.
* config/avr/avr.h (CLASS_CANNOT_CHANGE_SIZE): Remove dead code.
* config/d30v/d30v.h: Likewise.
From-SVN: r34526
Diffstat (limited to 'gcc/emit-rtl.c')
| -rw-r--r-- | gcc/emit-rtl.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index fcabed2e528..18a016ae041 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -737,12 +737,12 @@ gen_lowpart_common (mode, x) /* integrate.c can't handle parts of a return value register. */ && (! REG_FUNCTION_VALUE_P (x) || ! rtx_equal_function_value_matters) -#ifdef CLASS_CANNOT_CHANGE_SIZE - && ! (GET_MODE_SIZE (mode) != GET_MODE_SIZE (GET_MODE (x)) +#ifdef CLASS_CANNOT_CHANGE_MODE + && ! (CLASS_CANNOT_CHANGE_MODE_P (mode, GET_MODE (x)) && GET_MODE_CLASS (GET_MODE (x)) != MODE_COMPLEX_INT && GET_MODE_CLASS (GET_MODE (x)) != MODE_COMPLEX_FLOAT && (TEST_HARD_REG_BIT - (reg_class_contents[(int) CLASS_CANNOT_CHANGE_SIZE], + (reg_class_contents[(int) CLASS_CANNOT_CHANGE_MODE], REGNO (x)))) #endif /* We want to keep the stack, frame, and arg pointers |