diff options
Diffstat (limited to 'gcc/rtl.h')
| -rw-r--r-- | gcc/rtl.h | 7 |
1 files changed, 4 insertions, 3 deletions
@@ -760,12 +760,13 @@ extern const char * const note_insn_name[NOTE_INSN_MAX - NOTE_INSN_BIAS]; not refer to a scalar.*/ #define MEM_SCALAR_P(RTX) ((RTX)->frame_related) -/* Copy the MEM_VOLATILE_P, MEM_IN_STRUCT_P, and MEM_SCALAR_P - attributes from RHS to LHS. */ +/* Copy the attributes that apply to memory locations from RHS to LHS. */ #define MEM_COPY_ATTRIBUTES(LHS, RHS) \ (MEM_VOLATILE_P (LHS) = MEM_VOLATILE_P (RHS), \ MEM_IN_STRUCT_P (LHS) = MEM_IN_STRUCT_P (RHS), \ - MEM_SCALAR_P (LHS) = MEM_SCALAR_P (RHS)) + MEM_SCALAR_P (LHS) = MEM_SCALAR_P (RHS), \ + MEM_ALIAS_SET (LHS) = MEM_ALIAS_SET (RHS), \ + RTX_UNCHANGING_P (LHS) = RTX_UNCHANGING_P (RHS)) /* If VAL is non-zero, set MEM_IN_STRUCT_P and clear MEM_SCALAR_P in RTX. Otherwise, vice versa. Use this macro only when you are |