| # RUN: llc -mtriple=s390x-linux-gnu -mcpu=z13 -misched=shuffle -verify-machineinstrs -start-before=simple-register-coalescing -systemz-subreg-liveness %s -o - | FileCheck %s |
| |
| # -misched=shuffle is under !NDEBUG. |
| # REQUIRES: asserts |
| |
| # Check for successful compilation. |
| # CHECK: lhi %r0, 0 |
| |
| --- | |
| target datalayout = "E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-v128:64-a:8:16-n32:64" |
| target triple = "s390x-unknown-linux-gnu" |
| |
| @g_54 = external dso_local unnamed_addr global i8, align 2 |
| @g_69 = external dso_local unnamed_addr global i32, align 4 |
| @g_189 = external dso_local unnamed_addr global i16, align 2 |
| @g_226 = external dso_local unnamed_addr global i8, align 2 |
| @g_314 = external dso_local global [10 x i8], align 2 |
| @g_334 = external dso_local global i32, align 4 |
| @g_352 = external dso_local unnamed_addr global i64, align 8 |
| @g_747 = external dso_local unnamed_addr global i1, align 2 |
| @0 = internal unnamed_addr global i8 74, align 2 |
| @g_1055 = external dso_local unnamed_addr global i16, align 2 |
| @g_195 = external dso_local global i64**, align 8 |
| |
| ; Function Attrs: argmemonly nounwind |
| declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #0 |
| |
| ; Function Attrs: argmemonly nounwind |
| declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #0 |
| |
| ; Function Attrs: nounwind |
| define dso_local fastcc void @func_32(i8 zeroext %arg, i16 zeroext %arg1) unnamed_addr #1 { |
| bb: |
| %tmp = alloca i32, align 4 |
| %tmp2 = alloca [5 x [5 x i32***]], align 8 |
| %tmp3 = bitcast [5 x [5 x i32***]]* %tmp2 to i8* |
| %tmp4 = getelementptr inbounds [5 x [5 x i32***]], [5 x [5 x i32***]]* %tmp2, i64 0, i64 2, i64 2 |
| %tmp5 = bitcast i32**** %tmp4 to i64*** |
| br label %bb6 |
| |
| bb6: ; preds = %bb40, %bb |
| %tmp7 = phi i8 [ 0, %bb ], [ %tmp43, %bb40 ] |
| %tmp8 = phi i16 [ %arg1, %bb ], [ %tmp41, %bb40 ] |
| %tmp9 = phi i8 [ %arg, %bb ], [ 0, %bb40 ] |
| %tmp10 = sext i8 %tmp7 to i64 |
| %tmp11 = add nsw i64 %tmp10, 1 |
| %tmp12 = getelementptr inbounds [10 x i8], [10 x i8]* @g_314, i64 0, i64 %tmp11 |
| %tmp13 = load volatile i8, i8* %tmp12, align 1, !tbaa !1 |
| br i1 undef, label %bb39, label %bb14 |
| |
| bb14: ; preds = %bb6 |
| %tmp15 = load i64**, i64*** @g_195, align 8, !tbaa !4 |
| %tmp16 = load volatile i8, i8* %tmp12, align 1, !tbaa !1 |
| store i32 7, i32* %tmp, align 4, !tbaa !6 |
| call void @llvm.lifetime.start.p0i8(i64 200, i8* nonnull %tmp3) #2 |
| store i32 580868341, i32* @g_69, align 4, !tbaa !6 |
| %tmp17 = zext i8 %tmp9 to i64 |
| %tmp18 = load i64, i64* @g_352, align 8, !tbaa !8 |
| %tmp19 = and i64 %tmp18, %tmp17 |
| %tmp20 = icmp ne i64 %tmp19, 1 |
| %tmp21 = zext i1 %tmp20 to i64 |
| %tmp22 = load i64*, i64** %tmp15, align 8, !tbaa !4 |
| store i64 %tmp21, i64* %tmp22, align 8, !tbaa !8 |
| %tmp23 = load i32, i32* @g_334, align 4, !tbaa !6 |
| %tmp24 = xor i32 %tmp23, 1 |
| store i32 %tmp24, i32* @g_334, align 4, !tbaa !6 |
| %tmp25 = zext i8 %tmp9 to i16 |
| %tmp26 = mul i16 %tmp25, 26036 |
| %tmp27 = load i64**, i64*** %tmp5, align 8 |
| br label %bb28 |
| |
| bb28: ; preds = %bb14 |
| %tmp29 = mul i16 %tmp26, %tmp8 |
| %tmp30 = zext i16 %tmp29 to i32 |
| store i32 %tmp30, i32* @g_69, align 4, !tbaa !6 |
| store i8 0, i8* @g_226, align 2, !tbaa !1 |
| br label %bb32 |
| |
| bb31: ; preds = %bb35 |
| call void @llvm.lifetime.end.p0i8(i64 200, i8* nonnull %tmp3) #2 |
| br label %bb40 |
| |
| bb32: ; preds = %bb34, %bb28 |
| store i16 1, i16* @g_1055, align 2, !tbaa !10 |
| store i64 0, i64* @g_352, align 8, !tbaa !8 |
| store i32* @g_334, i32** undef, align 8, !tbaa !4 |
| %tmp33 = or i64 0, 1 |
| store i64 %tmp33, i64* @g_352, align 8, !tbaa !8 |
| store i32* @g_334, i32** null, align 8, !tbaa !4 |
| br label %bb34 |
| |
| bb34: ; preds = %bb32 |
| br i1 false, label %bb32, label %bb35 |
| |
| bb35: ; preds = %bb34 |
| store i32* %tmp, i32** undef, align 8, !tbaa !4 |
| store i8 0, i8* @0, align 2, !tbaa !1 |
| store i16 2, i16* @g_189, align 2, !tbaa !10 |
| store i8 1, i8* @g_54, align 2, !tbaa !1 |
| store i1 true, i1* @g_747, align 2 |
| store i64 0, i64* undef, align 8, !tbaa !8 |
| %tmp36 = load i64*, i64** undef, align 8, !tbaa !4 |
| %tmp37 = load i64, i64* %tmp36, align 8, !tbaa !4 |
| %tmp38 = load i64*, i64** %tmp27, align 8, !tbaa !4 |
| store i64 %tmp37, i64* %tmp38, align 8, !tbaa !4 |
| store i16 0, i16* @g_189, align 2, !tbaa !10 |
| br label %bb31 |
| |
| bb39: ; preds = %bb6 |
| br label %bb40 |
| |
| bb40: ; preds = %bb39, %bb31 |
| %tmp41 = phi i16 [ undef, %bb39 ], [ 0, %bb31 ] |
| %tmp42 = load volatile i8, i8* %tmp12, align 1, !tbaa !1 |
| %tmp43 = add i8 %tmp7, 1 |
| br i1 false, label %bb6, label %bb44 |
| |
| bb44: ; preds = %bb40 |
| unreachable |
| } |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.stackprotector(i8*, i8**) #2 |
| |
| attributes #0 = { argmemonly nounwind "target-cpu"="z13" } |
| attributes #1 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="z13" "target-features"="+transactional-execution,+vector" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #2 = { nounwind } |
| |
| !llvm.ident = !{!0} |
| |
| !0 = !{!"clang version 8.0.0"} |
| !1 = !{!2, !2, i64 0} |
| !2 = !{!"omnipotent char", !3, i64 0} |
| !3 = !{!"Simple C/C++ TBAA"} |
| !4 = !{!5, !5, i64 0} |
| !5 = !{!"any pointer", !2, i64 0} |
| !6 = !{!7, !7, i64 0} |
| !7 = !{!"int", !2, i64 0} |
| !8 = !{!9, !9, i64 0} |
| !9 = !{!"long", !2, i64 0} |
| !10 = !{!11, !11, i64 0} |
| !11 = !{!"short", !2, i64 0} |
| |
| ... |
| --- |
| name: func_32 |
| alignment: 4 |
| tracksRegLiveness: true |
| liveins: |
| - { reg: '$r2d', virtual-reg: '%10' } |
| - { reg: '$r3d', virtual-reg: '%11' } |
| frameInfo: |
| maxAlignment: 8 |
| stack: |
| - { id: 0, name: tmp, size: 4, alignment: 4, stack-id: 0 } |
| - { id: 1, name: tmp2, size: 200, alignment: 8, stack-id: 0 } |
| body: | |
| bb.0.bb: |
| liveins: $r2d, $r3d |
| |
| %11:gr64bit = COPY killed $r3d |
| %10:gr64bit = COPY killed $r2d |
| %13:grx32bit = COPY killed %11.subreg_l32 |
| %12:grx32bit = COPY killed %10.subreg_l32 |
| %1:addr64bit = LA %stack.1.tmp2, 96, $noreg |
| %14:gr32bit = LHIMux 0 |
| %18:addr64bit = LARL @g_314 |
| %23:gr32bit = IIFMux 580868341 |
| %26:addr64bit = LARL @g_352 |
| %29:gr64bit = LGHI 0 |
| %32:addr64bit = LARL @g_334 |
| %33:gr32bit = LHIMux 1 |
| %39:addr64bit = LARL @g_226 |
| %44:gr64bit = LGHI 1 |
| %46:gr64bit = LA %stack.0.tmp, 0, $noreg |
| %48:addr64bit = LARL @0 |
| %49:gr32bit = LHIMux 2 |
| %50:addr64bit = LARL @g_54 |
| %51:addr64bit = LARL @g_747 |
| %61:grx32bit = COPY %14 |
| %62:gr32bit = COPY killed %13 |
| %63:grx32bit = COPY killed %12 |
| |
| bb.1.bb6: |
| %4:grx32bit = COPY killed %63 |
| %3:gr32bit = COPY killed %62 |
| %2:grx32bit = COPY killed %61 |
| undef %15.subreg_l32:gr64bit = COPY %2 |
| %17:addr64bit = LGBR killed %15 |
| %5:addr64bit = LA %17, 1, %18 |
| dead %19:grx32bit = LBMux killed %17, 1, %18 :: (volatile load 1 from %ir.tmp12, !tbaa !1) |
| CHIMux %14, 0, implicit-def $cc |
| BRC 14, 6, %bb.7, implicit killed $cc |
| J %bb.2 |
| |
| bb.2.bb14: |
| %21:addr64bit = LGRL @g_195 :: (dereferenceable load 8 from @g_195, !tbaa !4) |
| dead %22:grx32bit = LBMux %5, 0, $noreg :: (volatile load 1 from %ir.tmp12, !tbaa !1) |
| MVHI %stack.0.tmp, 0, 7 :: (store 4 into %ir.tmp, !tbaa !6) |
| STRL %23, @g_69 :: (store 4 into @g_69, !tbaa !6) |
| undef %24.subreg_l32:gr64bit = COPY %4 |
| %27:gr64bit = LLGC %26, 7, $noreg :: (dereferenceable load 1 from @g_352 + 7, !tbaa !8) |
| %28:gr64bit = COPY killed %27 |
| %28:gr64bit = RNSBG %28, killed %24, 0, 63, 0, implicit-def dead $cc |
| CGHI killed %28, 1, implicit-def $cc |
| %30:gr64bit = COPY %29 |
| %30:gr64bit = LOCGHI %30, 1, 14, 6, implicit killed $cc |
| %31:addr64bit = LG killed %21, 0, $noreg :: (load 8 from %ir.tmp15) |
| STG killed %30, killed %31, 0, $noreg :: (store 8 into %ir.tmp22) |
| %34:gr32bit = COPY %33 |
| %34:gr32bit = X %34, %32, 0, $noreg, implicit-def dead $cc :: (dereferenceable load 4 from @g_334, !tbaa !6) |
| STRL killed %34, @g_334 :: (store 4 into @g_334, !tbaa !6) |
| %35:gr32bit = LLCRMux killed %4 |
| %36:gr32bit = COPY killed %35 |
| %36:gr32bit = MHI %36, 26036 |
| %7:addr64bit = LG %1, 0, $noreg :: (dereferenceable load 8 from %ir.tmp5) |
| |
| bb.3.bb28: |
| %37:gr32bit = COPY killed %36 |
| %37:gr32bit = MSR %37, killed %3 |
| %38:gr32bit = LLHRMux killed %37 |
| STRL killed %38, @g_69 :: (store 4 into @g_69, !tbaa !6) |
| MVI %39, 0, 0 :: (store 1 into @g_226, align 2, !tbaa !1) |
| J %bb.4 |
| |
| bb.4.bb32: |
| STHRL %33, @g_1055 :: (store 2 into @g_1055, !tbaa !10) |
| STGRL %29, @g_352 :: (store 8 into @g_352, !tbaa !8) |
| STG %32, undef %43:addr64bit, 0, $noreg :: (store 8 into `i32** undef`) |
| STGRL %44, @g_352 :: (store 8 into @g_352, !tbaa !8) |
| STG %32, $noreg, 0, $noreg :: (store 8 into `i32** null`) |
| |
| bb.5.bb34: |
| successors: %bb.4(0x7c000000), %bb.6(0x04000000) |
| |
| CHIMux %14, 0, implicit-def $cc |
| BRC 14, 6, %bb.4, implicit killed $cc |
| J %bb.6 |
| |
| bb.6.bb35: |
| STG %46, undef %47:addr64bit, 0, $noreg :: (store 8 into `i32** undef`) |
| MVI %48, 0, 0 :: (store 1 into @0, align 2, !tbaa !1) |
| STHRL %49, @g_189 :: (store 2 into @g_189, !tbaa !10) |
| MVI %50, 0, 1 :: (store 1 into @g_54, align 2, !tbaa !1) |
| MVI %51, 0, 1 :: (store 1 into @g_747, align 2) |
| MVGHI undef %52:addr64bit, 0, 0 :: (store 8 into `i64* undef`) |
| %53:gr64bit = LG $noreg, 0, $noreg :: (load 8 from %ir.tmp36) |
| %54:addr64bit = LG killed %7, 0, $noreg :: (load 8 from %ir.tmp27) |
| STG killed %53, killed %54, 0, $noreg :: (store 8 into %ir.tmp38) |
| STHRL %14, @g_189 :: (store 2 into @g_189, !tbaa !10) |
| %60:grx32bit = LHIMux 0 |
| %64:grx32bit = COPY killed %60 |
| J %bb.8 |
| |
| bb.7.bb39: |
| %64:grx32bit = IMPLICIT_DEF |
| |
| bb.8.bb40: |
| successors: %bb.1(0x7fffffff), %bb.9(0x00000001) |
| |
| %8:grx32bit = COPY killed %64 |
| dead %59:grx32bit = LBMux killed %5, 0, $noreg :: (volatile load 1 from %ir.tmp12, !tbaa !1) |
| %9:grx32bit = COPY killed %2 |
| %9:grx32bit = AHIMux %9, 1, implicit-def dead $cc |
| %58:grx32bit = LHIMux 0 |
| CHIMux %58, 0, implicit-def $cc |
| %61:grx32bit = COPY killed %9 |
| %62:gr32bit = COPY killed %8 |
| %63:grx32bit = COPY killed %58 |
| BRC 14, 6, %bb.1, implicit killed $cc |
| J %bb.9 |
| |
| bb.9.bb44: |
| |
| ... |
