[llvm-commits] [llvm] r140516 - in /llvm/trunk: lib/Target/ARM/ARMISelLowering.cpp test/CodeGen/ARM/2011-06-09-TailCallByVal.ll test/CodeGen/Generic/2010-11-04-BigByval.ll

[David Meyer]

Author: pdox
Date: Mon Sep 26 01:13:20 2011
New Revision: 140516

URL: http://llvm.org/viewvc/llvm-project?rev=140516&view=rev
Log:
PR11004: Inline memcpy to avoid generating nested call sequence. Un-XFAIL 2011-06-09-TailCallByVal and 2010-11-04-BigByval

Modified:
    llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
    llvm/trunk/test/CodeGen/ARM/2011-06-09-TailCallByVal.ll
    llvm/trunk/test/CodeGen/Generic/2010-11-04-BigByval.ll

Modified: llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp?rev=140516&r1=140515&r2=140516&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/ARM/ARMISelLowering.cpp Mon Sep 26 01:13:20 2011
@@ -1340,10 +1340,12 @@
       SDValue Src = DAG.getNode(ISD::ADD, dl, getPointerTy(), Arg, SrcOffset);
       SDValue SizeNode = DAG.getConstant(Flags.getByValSize() - 4*offset,
                                          MVT::i32);
+      // TODO: Disable AlwaysInline when it becomes possible
+      //       to emit a nested call sequence.
       MemOpChains.push_back(DAG.getMemcpy(Chain, dl, Dst, Src, SizeNode,
                                           Flags.getByValAlign(),
                                           /*isVolatile=*/false,
-                                          /*AlwaysInline=*/false,
+                                          /*AlwaysInline=*/true,
                                           MachinePointerInfo(0),
                                           MachinePointerInfo(0)));
 

Modified: llvm/trunk/test/CodeGen/ARM/2011-06-09-TailCallByVal.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/2011-06-09-TailCallByVal.ll?rev=140516&r1=140515&r2=140516&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/2011-06-09-TailCallByVal.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/2011-06-09-TailCallByVal.ll Mon Sep 26 01:13:20 2011
@@ -1,8 +1,4 @@
-; DISABLED: llc < %s -relocation-model=pic -mcpu=cortex-a8 -arm-tail-calls=1 | FileCheck %s
-; RUN: false
-
-; byval is currently unsupported.
-; XFAIL: *
+; RUN: llc < %s -relocation-model=pic -mcpu=cortex-a8 -arm-tail-calls=1 | FileCheck %s
 
 target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:64-v128:32:128-a0:0:32-n32"
 target triple = "thumbv7-apple-darwin10"

Modified: llvm/trunk/test/CodeGen/Generic/2010-11-04-BigByval.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/Generic/2010-11-04-BigByval.ll?rev=140516&r1=140515&r2=140516&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/Generic/2010-11-04-BigByval.ll (original)
+++ llvm/trunk/test/CodeGen/Generic/2010-11-04-BigByval.ll Mon Sep 26 01:13:20 2011
@@ -1,6 +1,5 @@
 ; RUN: llc < %s
 ; PR7170
-; XFAIL: arm
 
 %big = type [131072 x i8]