commit 6aff5a78101aef500fa6c797ad00db204f1e83bc
author Amara Emerson <aemerson@apple.com> Tue Jul 31 00:08:50 2018 +0000
committer Amara Emerson <aemerson@apple.com> Tue Jul 31 00:08:50 2018 +0000
tree c15b24d9c406de267dcc607492cc8488c61a209f
parent cae1b9fef279684958f44024932ab382754df5e8

[GlobalISel] Add a G_BLOCK_ADDR opcode to handle IR blockaddress constants.

Differential Revision: https://reviews.llvm.org/D49900

llvm-svn: 338335

llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp

diff --git a/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp b/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp
index 9df931e..3271b54 100644
--- a/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp
@@ -809,6 +809,15 @@
                         MMO);
 }
 
+MachineInstrBuilder
+MachineIRBuilderBase::buildBlockAddress(unsigned Res, const BlockAddress *BA) {
+#ifndef NDEBUG
+  assert(getMRI()->getType(Res).isPointer() && "invalid res type");
+#endif
+
+  return buildInstr(TargetOpcode::G_BLOCK_ADDR).addDef(Res).addBlockAddress(BA);
+}
+
 void MachineIRBuilderBase::validateTruncExt(unsigned Dst, unsigned Src,
                                             bool IsExtend) {
 #ifndef NDEBUG