diff options
Diffstat (limited to 'gcc/rtl.h')
-rw-r--r-- | gcc/rtl.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/gcc/rtl.h b/gcc/rtl.h index 3c6e9a35b4f..93bce91f4fc 100644 --- a/gcc/rtl.h +++ b/gcc/rtl.h @@ -972,8 +972,15 @@ extern void rtl_check_failed_flag (const char *, const_rtx, const char *, (RTL_INSN_CHAIN_FLAG_CHECK ("INSN_UID", (INSN))->u2.insn_uid) /* Chain insns together in sequence. */ -#define PREV_INSN(INSN) XEXP (INSN, 0) -#define NEXT_INSN(INSN) XEXP (INSN, 1) +/* For now these are split in two: an rvalue form: + PREV_INSN/NEXT_INSN + and an lvalue form: + SET_NEXT_INSN/SET_PREV_INSN. */ + +#define PREV_INSN(INSN) XEXP ((const_rtx)(INSN), 0) +#define SET_PREV_INSN(INSN) XEXP (INSN, 0) +#define NEXT_INSN(INSN) XEXP ((const_rtx)(INSN), 1) +#define SET_NEXT_INSN(INSN) XEXP (INSN, 1) #define BLOCK_FOR_INSN(INSN) XBBDEF (INSN, 2) |