contrib/gcc/expr.c

33 #include "hard-reg-set.h"
242 /* This is run once per compilation to set up which modes can be used
520 	     so that we always generate the same set of insns for
1575    original set of registers is replaced by a new set of pseudo registers.
1576    The new set has the same modes as the original set.  */
2057    set of registers starting with SRCREG into TGTBLK.  If TGTBLK
2091      set PADDING_CORRECTION to the number of bits to skip.
3284   rtx last_insn, set;
3332       && (set = single_set (last_insn)) != NULL_RTX
3333       && SET_DEST (set) == x
3334       && ! rtx_equal_p (y_cst, SET_SRC (set)))
4144 		 done for MEM.  Also set MEM_KEEP_ALIAS_SET_P if needed.  */
4692    * how many scalar fields are set to nonzero values,
4697      is not the largest element in the union, then set *p_must_clear.
4847    ALIAS_SET is the alias set to use for any stores.
4878       /* Update the alias set, if required.  */
4931 	   set the initial value as zero so we can fold the value into
5468    ALIAS_SET is the alias set for the destination.  This value will
5497      cleaned up later.  It's tempting to make OBJECT readonly, but it's set
5632    We set *PBITSIZE to the size in bits that we want, *PBITPOS to the
5642    If the field is a bit-field, *PMODE is set to VOIDmode.  Otherwise, it
5646    If the field describes a variable-sized object, *PMODE is set to
5647    VOIDmode and *PBITSIZE is set to -1.  An access cannot be made in
6150 	 (except for arrays that have TYPE_ARRAY_MAX_SIZE set).
6238       /* Now do code-specific tests.  EXP_RTL is set to any rtx we find in
6239 	 the expression.  If it is set, we conflict iff we are that rtx or
6565 	 example, may not have their DECL_RTL set yet.  Assume language
6723    address, and ALT_RTL is non-NULL, then *ALT_RTL is set to the
6724    DECL_RTL of the VAR_DECL.  *ALT_RTL is also set if EXP is a
6979       /* If we got something, return it.  But first, set the alignment
7017       /* ??? If overflow is set, fold will have done an incomplete job,
8537       /* If no set-flag instruction, must generate a conditional store
8936    if it doesn't.  If we return nonzero, set *PTR_OFFSET to the offset
9049    Return zero if there is no suitable set-flag instruction
9058    set/jump/set sequence.  */
9074   /* If this is a TRUTH_NOT_EXPR, set a flag indicating we must invert the
9253   /* If this failed, we have to do this with set/compare/jump/set code.  */