[llvm] r279553 - GlobalISel: mark pointer casts legal on AArch64.

[Tim Northover via llvm-commits]

Author: tnorthover
Date: Tue Aug 23 14:30:38 2016
New Revision: 279553

URL: http://llvm.org/viewvc/llvm-project?rev=279553&view=rev
Log:
GlobalISel: mark pointer casts legal on AArch64.

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

Modified: llvm/trunk/lib/Target/AArch64/AArch64MachineLegalizer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64MachineLegalizer.cpp?rev=279553&r1=279552&r2=279553&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64MachineLegalizer.cpp (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64MachineLegalizer.cpp Tue Aug 23 14:30:38 2016
@@ -72,5 +72,8 @@ AArch64MachineLegalizer::AArch64MachineL
 
   setAction(G_FRAME_INDEX, LLT::pointer(0), Legal);
 
+  setAction(G_PTRTOINT, s64, Legal);
+  setAction(G_INTTOPTR, LLT::pointer(0), Legal);
+
   computeTables();
 }

Added: llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-simple.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-simple.mir?rev=279553&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-simple.mir (added)
+++ llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-simple.mir Tue Aug 23 14:30:38 2016
@@ -0,0 +1,29 @@
+# RUN: llc -O0 -run-pass=legalize-mir -global-isel %s -o - 2>&1 | FileCheck %s
+
+--- |
+  target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
+  target triple = "aarch64-apple-ios"
+  define void @test_simple() {
+  entry:
+    ret void
+  }
+...
+
+---
+name:            test_simple
+isSSA:           true
+registers:
+  - { id: 0, class: _ }
+  - { id: 1, class: _ }
+  - { id: 2, class: _ }
+body: |
+  bb.0.entry:
+    liveins: %x0, %x1, %x2, %x3
+    %0(64) = COPY %x0
+
+    ; CHECK-LABEL: name: test_simple
+    ; CHECK: %1(64) = G_PTRTOINT { s64, p0 } %0
+    ; CHECK: %2(64) = G_INTTOPTR { p0, s64 } %1
+    %1(64) = G_PTRTOINT { s64, p0 } %0
+    %2(64) = G_INTTOPTR { p0, s64 } %1
+...