[llvm] r281448 - GlobalISel: mark pointer stores as legal on AArch64.

[Tim Northover via llvm-commits]

Author: tnorthover
Date: Wed Sep 14 03:28:54 2016
New Revision: 281448

URL: http://llvm.org/viewvc/llvm-project?rev=281448&view=rev
Log:
GlobalISel: mark pointer stores as legal on AArch64.

Modified:
    llvm/trunk/lib/Target/AArch64/AArch64MachineLegalizer.cpp
    llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-load-store.mir

Modified: llvm/trunk/lib/Target/AArch64/AArch64MachineLegalizer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64MachineLegalizer.cpp?rev=281448&r1=281447&r2=281448&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64MachineLegalizer.cpp (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64MachineLegalizer.cpp Wed Sep 14 03:28:54 2016
@@ -70,7 +70,7 @@ AArch64MachineLegalizer::AArch64MachineL
   setAction({G_FREM, s64}, Libcall);
 
   for (auto MemOp : {G_LOAD, G_STORE}) {
-    for (auto Ty : {s8, s16, s32, s64})
+    for (auto Ty : {s8, s16, s32, s64, p0})
       setAction({MemOp, Ty}, Legal);
 
     setAction({MemOp, s1}, WidenScalar);

Modified: llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-load-store.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-load-store.mir?rev=281448&r1=281447&r2=281448&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-load-store.mir (original)
+++ llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-load-store.mir Wed Sep 14 03:28:54 2016
@@ -22,6 +22,7 @@ registers:
   - { id: 3, class: _ }
   - { id: 4, class: _ }
   - { id: 5, class: _ }
+  - { id: 6, class: _ }
 body: |
   bb.0.entry:
     liveins: %x0, %x1, %x2, %x3
@@ -43,6 +44,9 @@ body: |
 
     ; CHECK: %5(s64) = G_LOAD %0(p0) :: (load 8 from %ir.addr)
     %5(s64) = G_LOAD %0 :: (load 8 from %ir.addr)
+
+    ; CHECK: %6(p0) = G_LOAD %0(p0) :: (load 8 from %ir.addr)
+    %6(p0) = G_LOAD %0(p0) :: (load 8 from %ir.addr)
 ...
 
 ---
@@ -81,4 +85,7 @@ body: |
     ; CHECK: G_STORE %5(s64), %0(p0) :: (store 8 into %ir.addr)
     %5(s64) = G_PTRTOINT %0(p0)
     G_STORE %5, %0 :: (store 8 into %ir.addr)
+
+    ; CHECK: G_STORE %0(p0), %0(p0) :: (store 8 into %ir.addr)
+    G_STORE %0(p0), %0(p0) :: (store 8 into %ir.addr)
 ...