llvm-project/llvm/test/CodeGen/PowerPC/split-index-tc.ll
Kai Nacke 5403c59c60 [PPC] Opaque pointer migration, part 2.
The LIT test cases were migrated with the script provided by
Nikita Popov. Due to the size of the change it is split into
several parts.

Reviewed By: nemanja, nikic

Differential Revision: https://reviews.llvm.org/D135474
2022-10-11 17:24:06 +00:00

82 lines
3.2 KiB
LLVM

; RUN: llc -verify-machineinstrs -mcpu=pwr7 < %s | FileCheck %s
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
%"class.llvm::MachineOperand" = type { i8, [3 x i8], i64, ptr, i64 }
; Function Attrs: nounwind
define void @_ZN4llvm17ScheduleDAGInstrs14addPhysRegDepsEPNS_5SUnitEj() #0 align 2 {
; If we were able to split out the indexing, the load with update should be
; removed (resulting in a nearly-empty output).
; CHECK-LABEL: @_ZN4llvm17ScheduleDAGInstrs14addPhysRegDepsEPNS_5SUnitEj
; CHECK-NOT: lhzu
entry:
%0 = load ptr, ptr undef, align 8
br i1 undef, label %_ZNK4llvm14MachineOperand6getRegEv.exit, label %cond.false.i123
cond.false.i123: ; preds = %_ZN4llvm12MachineInstr10getOperandEj.exit
unreachable
_ZNK4llvm14MachineOperand6getRegEv.exit: ; preds = %_ZN4llvm12MachineInstr10getOperandEj.exit
%IsDef.i = getelementptr inbounds %"class.llvm::MachineOperand", ptr %0, i64 undef, i32 1
%bf.load.i = load i24, ptr %IsDef.i, align 1
%1 = and i24 %bf.load.i, 128
br i1 undef, label %for.cond.cleanup, label %for.body.lr.ph
for.body.lr.ph: ; preds = %_ZNK4llvm14MachineOperand6getRegEv.exit
%2 = zext i24 %1 to i32
br i1 undef, label %cond.false.i134, label %_ZNK4llvm18MCRegAliasIteratordeEv.exit
for.cond.cleanup: ; preds = %_ZNK4llvm14MachineOperand6getRegEv.exit
br i1 undef, label %_ZNK4llvm14MachineOperand5isDefEv.exit, label %cond.false.i129
cond.false.i129: ; preds = %for.cond.cleanup
unreachable
_ZNK4llvm14MachineOperand5isDefEv.exit: ; preds = %for.cond.cleanup
br i1 undef, label %_ZNK4llvm14MachineOperand6getRegEv.exit247, label %cond.false.i244
cond.false.i134: ; preds = %for.body.lr.ph
unreachable
_ZNK4llvm18MCRegAliasIteratordeEv.exit: ; preds = %for.body.lr.ph
unreachable
cond.false.i244: ; preds = %_ZNK4llvm14MachineOperand5isDefEv.exit
unreachable
_ZNK4llvm14MachineOperand6getRegEv.exit247: ; preds = %_ZNK4llvm14MachineOperand5isDefEv.exit
br i1 undef, label %if.then53, label %if.end55
if.then53: ; preds = %_ZNK4llvm14MachineOperand6getRegEv.exit247
unreachable
if.end55: ; preds = %_ZNK4llvm14MachineOperand6getRegEv.exit247
br i1 undef, label %_ZNK4llvm14MachineOperand6isDeadEv.exit262, label %cond.false.i257
cond.false.i257: ; preds = %if.end55
unreachable
_ZNK4llvm14MachineOperand6isDeadEv.exit262: ; preds = %if.end55
%bf.load.i259 = load i24, ptr %IsDef.i, align 1
br i1 undef, label %if.then57, label %if.else59
if.then57: ; preds = %_ZNK4llvm14MachineOperand6isDeadEv.exit262
unreachable
if.else59: ; preds = %_ZNK4llvm14MachineOperand6isDeadEv.exit262
br i1 undef, label %if.end89, label %if.then62
if.then62: ; preds = %if.else59
unreachable
if.end89: ; preds = %if.else59
unreachable
}
attributes #0 = { nounwind }