Index: llvm/lib/Target/PowerPC/PPCInstr64Bit.td =================================================================== --- llvm/lib/Target/PowerPC/PPCInstr64Bit.td +++ llvm/lib/Target/PowerPC/PPCInstr64Bit.td @@ -145,9 +145,9 @@ // it does use R2 then it is just a caller saved register. Therefore it is // safe to emit only the bl and not the nop for this instruction. The // linker will not try to restore R2 after the call. - def BL8_NOTOC : IForm_and_DForm_4_zero<18, 0, 1, 24, (outs), - (ins calltarget:$func), - "bl $func", IIC_BrB, []>; + def BL8_NOTOC : IForm<18, 0, 1, (outs), + (ins calltarget:$func), + "bl $func", IIC_BrB, []>; } } let Uses = [CTR8, RM] in { Index: llvm/test/CodeGen/PowerPC/pcrel-call-linkage-simple.ll =================================================================== --- llvm/test/CodeGen/PowerPC/pcrel-call-linkage-simple.ll +++ llvm/test/CodeGen/PowerPC/pcrel-call-linkage-simple.ll @@ -36,3 +36,27 @@ declare void @llvm.memcpy.p0i8.p0i8.i64(i8* noalias nocapture writeonly, i8* noalias nocapture readonly, i64, i1 immarg) + +; CHECK-S-LABEL: callerNoTail +; CHECK-S: bl callee@notoc +; CHECK-S-NOT: nop +; CHECK-S: bl callee@notoc +; CHECK-S-NOT: nop +; CHECK-S: blr + +; CHECK-O-LABEL: callerNoTail +; CHECK-O: bl +; CHECK-O-NEXT: R_PPC64_REL24_NOTOC callee +; CHECK-O-NOT: nop +; CHECK-O: bl +; CHECK-O-NEXT: R_PPC64_REL24_NOTOC callee +; CHECK-O-NOT: nop +; CHECK-O: blr +define dso_local signext i32 @callerNoTail() local_unnamed_addr { +entry: + %call1 = tail call signext i32 bitcast (i32 (...)* @callee to i32 ()*)() + %call2 = tail call signext i32 bitcast (i32 (...)* @callee to i32 ()*)() + %add = add i32 %call1, %call2 + ret i32 %add +} +