| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -verify-machineinstrs -ppc-vsr-nums-as-vr -ppc-asm-full-reg-names \ |
| ; RUN: -mtriple=powerpc64le-unknown-linux-gnu -mcpu=pwr9 < %s | FileCheck %s --check-prefix=CHECK-PWR9 |
| ; RUN: llc -verify-machineinstrs -ppc-vsr-nums-as-vr -ppc-asm-full-reg-names \ |
| ; RUN: -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 < %s | FileCheck %s |
| |
| ; Check CSR split can work properly for tests below. |
| |
| @a = dso_local local_unnamed_addr global i32 0, align 4 |
| |
| define dso_local signext i32 @test1(i32* %b) local_unnamed_addr { |
| ; CHECK-PWR9-LABEL: test1: |
| ; CHECK-PWR9: # %bb.0: # %entry |
| ; CHECK-PWR9-NEXT: mflr r0 |
| ; CHECK-PWR9-NEXT: .cfi_def_cfa_offset 48 |
| ; CHECK-PWR9-NEXT: .cfi_offset lr, 16 |
| ; CHECK-PWR9-NEXT: .cfi_offset r30, -16 |
| ; CHECK-PWR9-NEXT: std r30, -16(r1) # 8-byte Folded Spill |
| ; CHECK-PWR9-NEXT: std r0, 16(r1) |
| ; CHECK-PWR9-NEXT: stdu r1, -48(r1) |
| ; CHECK-PWR9-NEXT: mr r30, r3 |
| ; CHECK-PWR9-NEXT: addis r3, r2, a@toc@ha |
| ; CHECK-PWR9-NEXT: lwa r3, a@toc@l(r3) |
| ; CHECK-PWR9-NEXT: cmpld r3, r30 |
| ; CHECK-PWR9-NEXT: # implicit-def: $r3 |
| ; CHECK-PWR9-NEXT: bne cr0, .LBB0_2 |
| ; CHECK-PWR9-NEXT: # %bb.1: # %if.then |
| ; CHECK-PWR9-NEXT: bl callVoid |
| ; CHECK-PWR9-NEXT: nop |
| ; CHECK-PWR9-NEXT: mr r3, r30 |
| ; CHECK-PWR9-NEXT: bl callNonVoid |
| ; CHECK-PWR9-NEXT: nop |
| ; CHECK-PWR9-NEXT: .LBB0_2: # %if.end |
| ; CHECK-PWR9-NEXT: extsw r3, r3 |
| ; CHECK-PWR9-NEXT: addi r1, r1, 48 |
| ; CHECK-PWR9-NEXT: ld r0, 16(r1) |
| ; CHECK-PWR9-NEXT: mtlr r0 |
| ; CHECK-PWR9-NEXT: ld r30, -16(r1) # 8-byte Folded Reload |
| ; CHECK-PWR9-NEXT: blr |
| ; |
| ; CHECK-LABEL: test1: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: mflr r0 |
| ; CHECK-NEXT: std r0, 16(r1) |
| ; CHECK-NEXT: stdu r1, -128(r1) |
| ; CHECK-NEXT: .cfi_def_cfa_offset 128 |
| ; CHECK-NEXT: .cfi_offset lr, 16 |
| ; CHECK-NEXT: .cfi_offset r30, -16 |
| ; CHECK-NEXT: addis r4, r2, a@toc@ha |
| ; CHECK-NEXT: std r30, 112(r1) # 8-byte Folded Spill |
| ; CHECK-NEXT: mr r30, r3 |
| ; CHECK-NEXT: lwa r4, a@toc@l(r4) |
| ; CHECK-NEXT: cmpld r4, r3 |
| ; CHECK-NEXT: # implicit-def: $r3 |
| ; CHECK-NEXT: bne cr0, .LBB0_2 |
| ; CHECK-NEXT: # %bb.1: # %if.then |
| ; CHECK-NEXT: bl callVoid |
| ; CHECK-NEXT: nop |
| ; CHECK-NEXT: mr r3, r30 |
| ; CHECK-NEXT: bl callNonVoid |
| ; CHECK-NEXT: nop |
| ; CHECK-NEXT: .LBB0_2: # %if.end |
| ; CHECK-NEXT: ld r30, 112(r1) # 8-byte Folded Reload |
| ; CHECK-NEXT: extsw r3, r3 |
| ; CHECK-NEXT: addi r1, r1, 128 |
| ; CHECK-NEXT: ld r0, 16(r1) |
| ; CHECK-NEXT: mtlr r0 |
| ; CHECK-NEXT: blr |
| entry: |
| %0 = load i32, i32* @a, align 4, !tbaa !2 |
| %conv = sext i32 %0 to i64 |
| %1 = inttoptr i64 %conv to i32* |
| %cmp = icmp eq i32* %1, %b |
| br i1 %cmp, label %if.then, label %if.end |
| |
| if.then: ; preds = %entry |
| %call = tail call signext i32 bitcast (i32 (...)* @callVoid to i32 ()*)() |
| %call2 = tail call signext i32 @callNonVoid(i32* %b) |
| br label %if.end |
| |
| if.end: ; preds = %if.then, %entry |
| %retval.0 = phi i32 [ %call2, %if.then ], [ undef, %entry ] |
| ret i32 %retval.0 |
| } |
| |
| declare signext i32 @callVoid(...) local_unnamed_addr |
| |
| declare signext i32 @callNonVoid(i32*) local_unnamed_addr |
| |
| define dso_local signext i32 @test2(i32* %p1) local_unnamed_addr { |
| ; CHECK-PWR9-LABEL: test2: |
| ; CHECK-PWR9: # %bb.0: # %entry |
| ; CHECK-PWR9-NEXT: mflr r0 |
| ; CHECK-PWR9-NEXT: .cfi_def_cfa_offset 48 |
| ; CHECK-PWR9-NEXT: .cfi_offset lr, 16 |
| ; CHECK-PWR9-NEXT: .cfi_offset r30, -16 |
| ; CHECK-PWR9-NEXT: std r30, -16(r1) # 8-byte Folded Spill |
| ; CHECK-PWR9-NEXT: std r0, 16(r1) |
| ; CHECK-PWR9-NEXT: stdu r1, -48(r1) |
| ; CHECK-PWR9-NEXT: mr r30, r3 |
| ; CHECK-PWR9-NEXT: li r3, 0 |
| ; CHECK-PWR9-NEXT: cmpldi r30, 0 |
| ; CHECK-PWR9-NEXT: beq cr0, .LBB1_3 |
| ; CHECK-PWR9-NEXT: # %bb.1: # %if.end |
| ; CHECK-PWR9-NEXT: addis r4, r2, a@toc@ha |
| ; CHECK-PWR9-NEXT: lwa r4, a@toc@l(r4) |
| ; CHECK-PWR9-NEXT: cmpld r4, r30 |
| ; CHECK-PWR9-NEXT: bne cr0, .LBB1_3 |
| ; CHECK-PWR9-NEXT: # %bb.2: # %if.then2 |
| ; CHECK-PWR9-NEXT: bl callVoid |
| ; CHECK-PWR9-NEXT: nop |
| ; CHECK-PWR9-NEXT: mr r3, r30 |
| ; CHECK-PWR9-NEXT: bl callNonVoid |
| ; CHECK-PWR9-NEXT: nop |
| ; CHECK-PWR9-NEXT: .LBB1_3: # %return |
| ; CHECK-PWR9-NEXT: extsw r3, r3 |
| ; CHECK-PWR9-NEXT: addi r1, r1, 48 |
| ; CHECK-PWR9-NEXT: ld r0, 16(r1) |
| ; CHECK-PWR9-NEXT: mtlr r0 |
| ; CHECK-PWR9-NEXT: ld r30, -16(r1) # 8-byte Folded Reload |
| ; CHECK-PWR9-NEXT: blr |
| ; |
| ; CHECK-LABEL: test2: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: mflr r0 |
| ; CHECK-NEXT: std r0, 16(r1) |
| ; CHECK-NEXT: stdu r1, -128(r1) |
| ; CHECK-NEXT: .cfi_def_cfa_offset 128 |
| ; CHECK-NEXT: .cfi_offset lr, 16 |
| ; CHECK-NEXT: .cfi_offset r30, -16 |
| ; CHECK-NEXT: std r30, 112(r1) # 8-byte Folded Spill |
| ; CHECK-NEXT: mr r30, r3 |
| ; CHECK-NEXT: cmpldi r3, 0 |
| ; CHECK-NEXT: li r3, 0 |
| ; CHECK-NEXT: beq cr0, .LBB1_3 |
| ; CHECK-NEXT: # %bb.1: # %if.end |
| ; CHECK-NEXT: addis r4, r2, a@toc@ha |
| ; CHECK-NEXT: lwa r4, a@toc@l(r4) |
| ; CHECK-NEXT: cmpld r4, r30 |
| ; CHECK-NEXT: bne cr0, .LBB1_3 |
| ; CHECK-NEXT: # %bb.2: # %if.then2 |
| ; CHECK-NEXT: bl callVoid |
| ; CHECK-NEXT: nop |
| ; CHECK-NEXT: mr r3, r30 |
| ; CHECK-NEXT: bl callNonVoid |
| ; CHECK-NEXT: nop |
| ; CHECK-NEXT: .LBB1_3: # %return |
| ; CHECK-NEXT: ld r30, 112(r1) # 8-byte Folded Reload |
| ; CHECK-NEXT: extsw r3, r3 |
| ; CHECK-NEXT: addi r1, r1, 128 |
| ; CHECK-NEXT: ld r0, 16(r1) |
| ; CHECK-NEXT: mtlr r0 |
| ; CHECK-NEXT: blr |
| entry: |
| %tobool = icmp eq i32* %p1, null |
| br i1 %tobool, label %return, label %if.end |
| |
| if.end: ; preds = %entry |
| %0 = load i32, i32* @a, align 4, !tbaa !2 |
| %conv = sext i32 %0 to i64 |
| %1 = inttoptr i64 %conv to i32* |
| %cmp = icmp eq i32* %1, %p1 |
| br i1 %cmp, label %if.then2, label %return |
| |
| if.then2: ; preds = %if.end |
| %call = tail call signext i32 bitcast (i32 (...)* @callVoid to i32 ()*)() |
| %call3 = tail call signext i32 @callNonVoid(i32* nonnull %p1) |
| br label %return |
| |
| return: ; preds = %if.end, %entry, %if.then2 |
| %retval.0 = phi i32 [ %call3, %if.then2 ], [ 0, %entry ], [ 0, %if.end ] |
| ret i32 %retval.0 |
| } |
| |
| |
| define dso_local i8* @test3(i8** nocapture %p1, i8 zeroext %p2) local_unnamed_addr { |
| ; CHECK-PWR9-LABEL: test3: |
| ; CHECK-PWR9: # %bb.0: # %entry |
| ; CHECK-PWR9-NEXT: mflr r0 |
| ; CHECK-PWR9-NEXT: .cfi_def_cfa_offset 64 |
| ; CHECK-PWR9-NEXT: .cfi_offset lr, 16 |
| ; CHECK-PWR9-NEXT: .cfi_offset r29, -24 |
| ; CHECK-PWR9-NEXT: .cfi_offset r30, -16 |
| ; CHECK-PWR9-NEXT: std r29, -24(r1) # 8-byte Folded Spill |
| ; CHECK-PWR9-NEXT: std r30, -16(r1) # 8-byte Folded Spill |
| ; CHECK-PWR9-NEXT: std r0, 16(r1) |
| ; CHECK-PWR9-NEXT: stdu r1, -64(r1) |
| ; CHECK-PWR9-NEXT: ld r30, 0(r3) |
| ; CHECK-PWR9-NEXT: cmpldi r30, 0 |
| ; CHECK-PWR9-NEXT: beq cr0, .LBB2_2 |
| ; CHECK-PWR9-NEXT: # %bb.1: # %land.rhs |
| ; CHECK-PWR9-NEXT: mr r29, r3 |
| ; CHECK-PWR9-NEXT: clrldi r4, r4, 32 |
| ; CHECK-PWR9-NEXT: mr r3, r30 |
| ; CHECK-PWR9-NEXT: bl bar |
| ; CHECK-PWR9-NEXT: nop |
| ; CHECK-PWR9-NEXT: std r3, 0(r29) |
| ; CHECK-PWR9-NEXT: .LBB2_2: # %land.end |
| ; CHECK-PWR9-NEXT: mr r3, r30 |
| ; CHECK-PWR9-NEXT: addi r1, r1, 64 |
| ; CHECK-PWR9-NEXT: ld r0, 16(r1) |
| ; CHECK-PWR9-NEXT: mtlr r0 |
| ; CHECK-PWR9-NEXT: ld r30, -16(r1) # 8-byte Folded Reload |
| ; CHECK-PWR9-NEXT: ld r29, -24(r1) # 8-byte Folded Reload |
| ; CHECK-PWR9-NEXT: blr |
| ; |
| ; CHECK-LABEL: test3: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: mflr r0 |
| ; CHECK-NEXT: std r0, 16(r1) |
| ; CHECK-NEXT: stdu r1, -144(r1) |
| ; CHECK-NEXT: .cfi_def_cfa_offset 144 |
| ; CHECK-NEXT: .cfi_offset lr, 16 |
| ; CHECK-NEXT: .cfi_offset r29, -24 |
| ; CHECK-NEXT: .cfi_offset r30, -16 |
| ; CHECK-NEXT: std r30, 128(r1) # 8-byte Folded Spill |
| ; CHECK-NEXT: ld r30, 0(r3) |
| ; CHECK-NEXT: std r29, 120(r1) # 8-byte Folded Spill |
| ; CHECK-NEXT: cmpldi r30, 0 |
| ; CHECK-NEXT: beq cr0, .LBB2_2 |
| ; CHECK-NEXT: # %bb.1: # %land.rhs |
| ; CHECK-NEXT: mr r29, r3 |
| ; CHECK-NEXT: clrldi r4, r4, 32 |
| ; CHECK-NEXT: mr r3, r30 |
| ; CHECK-NEXT: bl bar |
| ; CHECK-NEXT: nop |
| ; CHECK-NEXT: std r3, 0(r29) |
| ; CHECK-NEXT: .LBB2_2: # %land.end |
| ; CHECK-NEXT: mr r3, r30 |
| ; CHECK-NEXT: ld r30, 128(r1) # 8-byte Folded Reload |
| ; CHECK-NEXT: ld r29, 120(r1) # 8-byte Folded Reload |
| ; CHECK-NEXT: addi r1, r1, 144 |
| ; CHECK-NEXT: ld r0, 16(r1) |
| ; CHECK-NEXT: mtlr r0 |
| ; CHECK-NEXT: blr |
| entry: |
| %0 = load i8*, i8** %p1, align 8, !tbaa !6 |
| %tobool = icmp eq i8* %0, null |
| br i1 %tobool, label %land.end, label %land.rhs |
| |
| land.rhs: ; preds = %entry |
| %call = tail call i8* @bar(i8* nonnull %0, i8 zeroext %p2) |
| store i8* %call, i8** %p1, align 8, !tbaa !6 |
| br label %land.end |
| |
| land.end: ; preds = %entry, %land.rhs |
| ret i8* %0 |
| } |
| |
| declare i8* @bar(i8*, i8 zeroext) local_unnamed_addr |
| |
| |
| !llvm.module.flags = !{!0} |
| !llvm.ident = !{!1} |
| |
| !0 = !{i32 1, !"wchar_size", i32 4} |
| !1 = !{!"clang version 10.0.0 (trunk 367381) (llvm/trunk 367388)"} |
| !2 = !{!3, !3, i64 0} |
| !3 = !{!"int", !4, i64 0} |
| !4 = !{!"omnipotent char", !5, i64 0} |
| !5 = !{!"Simple C/C++ TBAA"} |
| !6 = !{!7, !7, i64 0} |
| !7 = !{!"any pointer", !4, i64 0} |