From fdce467c1cc16f60ded63125aadb985f0f7971bc Mon Sep 17 00:00:00 2001 From: David Malcolm Date: Thu, 3 Jul 2014 10:11:30 -0400 Subject: [PATCH 007/236] New function: for_each_rtx_in_insn gcc/ * rtl.h (for_each_rtx_in_insn): New function. * rtlanal.c (for_each_rtx_in_insn): Likewise. --- gcc/rtl.h | 1 + gcc/rtlanal.c | 16 ++++++++++++++++ 2 files changed, 17 insertions(+) diff --git a/gcc/rtl.h b/gcc/rtl.h index 0858230..3e37ed0 100644 --- a/gcc/rtl.h +++ b/gcc/rtl.h @@ -2356,6 +2356,7 @@ extern int computed_jump_p (const_rtx); typedef int (*rtx_function) (rtx *, void *); extern int for_each_rtx (rtx *, rtx_function, void *); +extern int for_each_rtx_in_insn (rtx_insn **, rtx_function, void *); /* Callback for for_each_inc_dec, to process the autoinc operation OP within MEM that sets DEST to SRC + SRCOFF, or SRC if SRCOFF is diff --git a/gcc/rtlanal.c b/gcc/rtlanal.c index 82cfc1bf..5e2e908 100644 --- a/gcc/rtlanal.c +++ b/gcc/rtlanal.c @@ -3011,6 +3011,22 @@ for_each_rtx (rtx *x, rtx_function f, void *data) return for_each_rtx_1 (*x, i, f, data); } +/* Like "for_each_rtx", but for calling on an rtx_insn **. */ + +int +for_each_rtx_in_insn (rtx_insn **insn, rtx_function f, void *data) +{ + rtx insn_as_rtx = *insn; + int result; + + result = for_each_rtx (&insn_as_rtx, f, data); + + if (insn_as_rtx != *insn) + *insn = as_a_nullable (insn_as_rtx); + + return result; +} + /* Data structure that holds the internal state communicated between -- 1.8.5.3