This is necessary to support the existing ppc lowering code for indirect calls.
Fixes PR12071.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151373
91177308-0d34-0410-b5e6-
96231b3b80d8
if (F->getOpcode() == ISD::CopyFromReg) {
UsedRegs.push_back(cast<RegisterSDNode>(F->getOperand(1))->getReg());
continue;
+ } else if (F->getOpcode() == ISD::CopyToReg) {
+ // Skip CopyToReg nodes that are internal to the glue chain.
+ continue;
}
// Collect declared implicit uses.
const MCInstrDesc &MCID = TII->get(F->getMachineOpcode());
--- /dev/null
+; RUN: llc < %s -march=ppc64 | FileCheck %s
+target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64"
+target triple = "powerpc64-unknown-linux-gnu"
+
+define void @test1() {
+entry:
+ %call.i75 = call zeroext i8 undef(i8* undef, i8 zeroext 10)
+ unreachable
+}
+
+; CHECK: @test1
+