; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mcpu=pwr9 -mtriple=powerpc64le-unknown-unknown \ ; RUN: -ppc-asm-full-reg-names -verify-machineinstrs -O2 < %s | FileCheck %s \ ; RUN: --check-prefix=CHECK-P9 define i32 @t(i32 %n, i32 %delta, i32 %a) { ; CHECK-P9-LABEL: t: ; CHECK-P9: # %bb.0: # %entry ; CHECK-P9-NEXT: lis r7, 0 ; CHECK-P9-NEXT: li r6, 0 ; CHECK-P9-NEXT: li r8, 0 ; CHECK-P9-NEXT: li r9, 0 ; CHECK-P9-NEXT: ori r7, r7, 65535 ; CHECK-P9-NEXT: .p2align 5 ; CHECK-P9-NEXT: .LBB0_1: # %header ; CHECK-P9-NEXT: # ; CHECK-P9-NEXT: addi r9, r9, 1 ; CHECK-P9-NEXT: cmpw r9, r3 ; CHECK-P9-NEXT: blt cr0, .LBB0_4 ; CHECK-P9-NEXT: # %bb.2: # %cont ; CHECK-P9-NEXT: # ; CHECK-P9-NEXT: add r8, r8, r4 ; CHECK-P9-NEXT: cmpw r8, r7 ; CHECK-P9-NEXT: bgt cr0, .LBB0_1 ; CHECK-P9-NEXT: # %bb.3: # %cont.1 ; CHECK-P9-NEXT: addi r6, r5, 1024 ; CHECK-P9-NEXT: .LBB0_4: # %return ; CHECK-P9-NEXT: addi r3, r5, 1024 ; CHECK-P9-NEXT: mullw r3, r6, r3 ; CHECK-P9-NEXT: blr entry: br label %header header: %sum = phi i32 [ 0, %entry ], [ %sum.1, %cont ] %i = phi i32 [ 0, %entry ], [ %i.1, %cont ] %i.1 = add nsw i32 %i, 1 %lt = icmp slt i32 %i.1, %n br i1 %lt, label %return, label %cont cont: %sum.1 = add nsw i32 %sum, %delta %lt.1 = icmp slt i32 %sum.1, 65536 br i1 %lt.1, label %cont.1, label %header cont.1: %delta.1 = add nsw i32 %a, 1024 br label %return return: %delta.2 = phi i32 [ %delta.1, %cont.1 ], [ 0, %header ] %delta.3 = add nsw i32 %a, 1024 %ret = mul i32 %delta.2, %delta.3 ret i32 %ret } define dso_local signext i32 @foo(i32 signext %x, i32 signext %y) nounwind { ; CHECK-P9-LABEL: foo: ; CHECK-P9: # %bb.0: # %entry ; CHECK-P9-NEXT: mflr r0 ; CHECK-P9-NEXT: std r27, -40(r1) # 8-byte Folded Spill ; CHECK-P9-NEXT: std r28, -32(r1) # 8-byte Folded Spill ; CHECK-P9-NEXT: std r29, -24(r1) # 8-byte Folded Spill ; CHECK-P9-NEXT: std r30, -16(r1) # 8-byte Folded Spill ; CHECK-P9-NEXT: std r0, 16(r1) ; CHECK-P9-NEXT: stdu r1, -80(r1) ; CHECK-P9-NEXT: mr r30, r4 ; CHECK-P9-NEXT: mr r29, r3 ; CHECK-P9-NEXT: lis r3, 21845 ; CHECK-P9-NEXT: add r28, r30, r29 ; CHECK-P9-NEXT: ori r27, r3, 21846 ; CHECK-P9-NEXT: b .LBB1_4 ; CHECK-P9-NEXT: .p2align 4 ; CHECK-P9-NEXT: .LBB1_1: # %sw.bb3 ; CHECK-P9-NEXT: # ; CHECK-P9-NEXT: mulli r3, r30, 23 ; CHECK-P9-NEXT: .LBB1_2: # %sw.epilog ; CHECK-P9-NEXT: # ; CHECK-P9-NEXT: add r28, r3, r28 ; CHECK-P9-NEXT: .LBB1_3: # %sw.epilog ; CHECK-P9-NEXT: # ; CHECK-P9-NEXT: cmpwi r28, 1025 ; CHECK-P9-NEXT: bge cr0, .LBB1_7 ; CHECK-P9-NEXT: .LBB1_4: # %while.cond ; CHECK-P9-NEXT: # ; CHECK-P9-NEXT: extsw r3, r29 ; CHECK-P9-NEXT: bl bar ; CHECK-P9-NEXT: nop ; CHECK-P9-NEXT: mr r29, r3 ; CHECK-P9-NEXT: extsw r3, r30 ; CHECK-P9-NEXT: bl bar ; CHECK-P9-NEXT: nop ; CHECK-P9-NEXT: mr r30, r3 ; CHECK-P9-NEXT: mulhw r3, r28, r27 ; CHECK-P9-NEXT: srwi r4, r3, 31 ; CHECK-P9-NEXT: add r3, r3, r4 ; CHECK-P9-NEXT: slwi r4, r3, 1 ; CHECK-P9-NEXT: add r3, r3, r4 ; CHECK-P9-NEXT: sub r3, r28, r3 ; CHECK-P9-NEXT: cmplwi r3, 1 ; CHECK-P9-NEXT: beq cr0, .LBB1_1 ; CHECK-P9-NEXT: # %bb.5: # %while.cond ; CHECK-P9-NEXT: # ; CHECK-P9-NEXT: cmplwi r3, 0 ; CHECK-P9-NEXT: bne cr0, .LBB1_3 ; CHECK-P9-NEXT: # %bb.6: # %sw.bb ; CHECK-P9-NEXT: # ; CHECK-P9-NEXT: mulli r3, r29, 13 ; CHECK-P9-NEXT: b .LBB1_2 ; CHECK-P9-NEXT: .LBB1_7: # %while.end ; CHECK-P9-NEXT: lis r3, -13108 ; CHECK-P9-NEXT: lis r4, 13107 ; CHECK-P9-NEXT: ori r3, r3, 52429 ; CHECK-P9-NEXT: ori r4, r4, 13108 ; CHECK-P9-NEXT: mullw r3, r28, r3 ; CHECK-P9-NEXT: cmplw r3, r4 ; CHECK-P9-NEXT: blt cr0, .LBB1_9 ; CHECK-P9-NEXT: # %bb.8: # %if.then8 ; CHECK-P9-NEXT: mulli r3, r29, 13 ; CHECK-P9-NEXT: mulli r5, r30, 23 ; CHECK-P9-NEXT: extsw r4, r28 ; CHECK-P9-NEXT: extsw r3, r3 ; CHECK-P9-NEXT: extsw r5, r5 ; CHECK-P9-NEXT: sub r3, r4, r3 ; CHECK-P9-NEXT: sub r4, r5, r4 ; CHECK-P9-NEXT: rldicl r3, r3, 1, 63 ; CHECK-P9-NEXT: rldicl r4, r4, 1, 63 ; CHECK-P9-NEXT: or r3, r3, r4 ; CHECK-P9-NEXT: b .LBB1_10 ; CHECK-P9-NEXT: .LBB1_9: # %cleanup20 ; CHECK-P9-NEXT: li r3, 0 ; CHECK-P9-NEXT: .LBB1_10: # %cleanup20 ; CHECK-P9-NEXT: addi r1, r1, 80 ; CHECK-P9-NEXT: ld r0, 16(r1) ; CHECK-P9-NEXT: ld r30, -16(r1) # 8-byte Folded Reload ; CHECK-P9-NEXT: ld r29, -24(r1) # 8-byte Folded Reload ; CHECK-P9-NEXT: ld r28, -32(r1) # 8-byte Folded Reload ; CHECK-P9-NEXT: mtlr r0 ; CHECK-P9-NEXT: ld r27, -40(r1) # 8-byte Folded Reload ; CHECK-P9-NEXT: blr entry: %add = add nsw i32 %y, %x br label %while.cond while.cond: ; preds = %sw.epilog, %entry %sum.0 = phi i32 [ %add, %entry ], [ %sum.1, %sw.epilog ] %y.addr.0 = phi i32 [ %y, %entry ], [ %call1, %sw.epilog ] %x.addr.0 = phi i32 [ %x, %entry ], [ %call, %sw.epilog ] %call = tail call signext i32 @bar(i32 signext %x.addr.0) #2 %call1 = tail call signext i32 @bar(i32 signext %y.addr.0) #2 %rem = srem i32 %sum.0, 3 switch i32 %rem, label %sw.epilog [ i32 0, label %sw.bb i32 1, label %sw.bb3 ] sw.bb: ; preds = %while.cond %mul = mul nsw i32 %call, 13 %add2 = add nsw i32 %mul, %sum.0 br label %sw.epilog sw.bb3: ; preds = %while.cond %mul4 = mul nsw i32 %call1, 23 %add5 = add nsw i32 %mul4, %sum.0 br label %sw.epilog sw.epilog: ; preds = %while.cond, %sw.bb3, %sw.bb %sum.1 = phi i32 [ %sum.0, %while.cond ], [ %add5, %sw.bb3 ], [ %add2, %sw.bb ] %cmp = icmp slt i32 %sum.1, 1025 br i1 %cmp, label %while.cond, label %while.end while.end: ; preds = %sw.epilog %rem739 = urem i32 %sum.1, 5 %tobool = icmp eq i32 %rem739, 0 br i1 %tobool, label %cleanup20, label %if.then8 if.then8: ; preds = %while.end %mul9 = mul nsw i32 %call, 13 %cmp11 = icmp slt i32 %sum.1, %mul9 %mul10 = mul nsw i32 %call1, 23 %cmp12 = icmp sgt i32 %sum.1, %mul10 %or.cond = or i1 %cmp11, %cmp12 %spec.select = zext i1 %or.cond to i32 ret i32 %spec.select cleanup20: ; preds = %while.end ret i32 0 } declare signext i32 @bar(i32 signext) local_unnamed_addr #1