| ; 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 |