public inbox for gcc-cvs@sourceware.org
help / color / mirror / Atom feed
* [gcc r14-4737] rtl-ssa: Add drop_memory_access helper
@ 2023-10-19 10:14 Alex Coplan
0 siblings, 0 replies; only message in thread
From: Alex Coplan @ 2023-10-19 10:14 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:c95aab23c152115cd567541dd134f3fab6f45e78
commit r14-4737-gc95aab23c152115cd567541dd134f3fab6f45e78
Author: Alex Coplan <alex.coplan@arm.com>
Date: Tue Aug 22 13:37:53 2023 +0100
rtl-ssa: Add drop_memory_access helper
Add a helper routine to access-utils.h which removes the memory access
from an access_array, if it has one.
gcc/ChangeLog:
* rtl-ssa/access-utils.h (drop_memory_access): New.
Diff:
---
gcc/rtl-ssa/access-utils.h | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/gcc/rtl-ssa/access-utils.h b/gcc/rtl-ssa/access-utils.h
index fbaaaa2c2d3a..84d386b7d8bd 100644
--- a/gcc/rtl-ssa/access-utils.h
+++ b/gcc/rtl-ssa/access-utils.h
@@ -51,6 +51,19 @@ memory_access (T accesses) -> decltype (accesses[0])
return nullptr;
}
+// If ACCESSES has a memory access, drop it. Otherwise, return ACCESSES
+// unchanged.
+template<typename T>
+inline T
+drop_memory_access (T accesses)
+{
+ if (!memory_access (accesses))
+ return accesses;
+
+ access_array arr (accesses);
+ return T (arr.begin (), accesses.size () - 1);
+}
+
// If sorted array ACCESSES includes a reference to REGNO, return the
// access, otherwise return null.
template<typename T>
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2023-10-19 10:14 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2023-10-19 10:14 [gcc r14-4737] rtl-ssa: Add drop_memory_access helper Alex Coplan
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).