Add a helper routine to access-utils.h which removes the memory access
from an access_array, if it has one.
Bootstrapped/regtested as a series on aarch64-linux-gnu, OK for trunk?
gcc/ChangeLog:
* rtl-ssa/access-utils.h (drop_memory_access): New.
---
gcc/rtl-ssa/access-utils.h | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/gcc/rtl-ssa/access-utils.h b/gcc/rtl-ssa/access-utils.h
index fbaaaa2c2d3..0c108b18bb8 100644
--- a/gcc/rtl-ssa/access-utils.h
+++ b/gcc/rtl-ssa/access-utils.h
@@ -51,6 +51,17 @@ memory_access (T accesses) -> decltype (accesses[0])
return nullptr;
}
+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>
