diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f3696b9f469..b5e1c8ce067 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Wed Jun 10 23:39:32 1998 Mark Mitchell + + * rtl.h (rtx_def): Improve documentation. + (MEM_IN_STRUCT_P): Likewise. + Wed Jun 10 23:23:17 1998 Graham * c-decl.c (start_decl): Correct test for -Wmain. diff --git a/gcc/rtl.h b/gcc/rtl.h index 7cbcbb24a7c..276ba6a072e 100644 --- a/gcc/rtl.h +++ b/gcc/rtl.h @@ -136,7 +136,7 @@ typedef struct rtx_def In a SYMBOL_REF, this flag is used for machine-specific purposes. In a LABEL_REF or in a REG_LABEL note, this is LABEL_REF_NONLOCAL_P. */ unsigned int volatil : 1; - /* 1 in a MEM referring to a field of a structure (not a union!). + /* 1 in a MEM referring to a field of an aggregate. 0 if the MEM was a variable or the result of a * operator in C; 1 if it was the result of a . or -> operator (on a struct) in C. 1 in a REG if the register is used only in exit code a loop. @@ -558,7 +558,7 @@ extern char *note_insn_name[]; Also in an ASM_OPERANDS rtx. */ #define MEM_VOLATILE_P(RTX) ((RTX)->volatil) -/* For a MEM rtx, 1 if it refers to a structure or union component. */ +/* For a MEM rtx, 1 if it refers to a field of an aggregate. */ #define MEM_IN_STRUCT_P(RTX) ((RTX)->in_struct) /* For a LABEL_REF, 1 means that this reference is to a label outside the