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1# RUN: llc -mtriple=s390x-linux-gnu -mcpu=z13 -misched=shuffle -verify-machineinstrs -start-before=register-coalescer -systemz-subreg-liveness %s -o - | FileCheck %s2 3# -misched=shuffle is under !NDEBUG.4# REQUIRES: asserts5 6# Check for successful compilation.7# CHECK: lhi %r0, 08 9--- |10 target datalayout = "E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-v128:64-a:8:16-n32:64"11 target triple = "s390x-unknown-linux-gnu"12 13 @g_54 = external dso_local unnamed_addr global i8, align 214 @g_69 = external dso_local unnamed_addr global i32, align 415 @g_189 = external dso_local unnamed_addr global i16, align 216 @g_226 = external dso_local unnamed_addr global i8, align 217 @g_314 = external dso_local global [10 x i8], align 218 @g_334 = external dso_local global i32, align 419 @g_352 = external dso_local unnamed_addr global i64, align 820 @g_747 = external dso_local unnamed_addr global i1, align 221 @0 = internal unnamed_addr global i8 74, align 222 @g_1055 = external dso_local unnamed_addr global i16, align 223 @g_195 = external dso_local global ptr, align 824 25 declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #026 27 declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #028 29 define dso_local fastcc void @func_32(i8 zeroext %arg, i16 zeroext %arg1) unnamed_addr #1 {30 bb:31 %tmp = alloca i32, align 432 %tmp2 = alloca [5 x [5 x ptr]], align 833 %tmp3 = bitcast ptr %tmp2 to ptr34 %tmp4 = getelementptr inbounds [5 x [5 x ptr]], ptr %tmp2, i64 0, i64 2, i64 235 %tmp5 = bitcast ptr %tmp4 to ptr36 br label %bb637 38 bb6: ; preds = %bb40, %bb39 %tmp7 = phi i8 [ 0, %bb ], [ %tmp43, %bb40 ]40 %tmp8 = phi i16 [ %arg1, %bb ], [ %tmp41, %bb40 ]41 %tmp9 = phi i8 [ %arg, %bb ], [ 0, %bb40 ]42 %tmp10 = sext i8 %tmp7 to i6443 %tmp11 = add nsw i64 %tmp10, 144 %tmp12 = getelementptr inbounds [10 x i8], ptr @g_314, i64 0, i64 %tmp1145 %tmp13 = load volatile i8, ptr %tmp12, align 146 br i1 undef, label %bb39, label %bb1447 48 bb14: ; preds = %bb649 %tmp15 = load ptr, ptr @g_195, align 850 %tmp16 = load volatile i8, ptr %tmp12, align 151 store i32 7, ptr %tmp, align 452 call void @llvm.lifetime.start.p0(i64 200, ptr nonnull %tmp3)53 store i32 580868341, ptr @g_69, align 454 %tmp17 = zext i8 %tmp9 to i6455 %tmp18 = load i64, ptr @g_352, align 856 %tmp19 = and i64 %tmp18, %tmp1757 %tmp20 = icmp ne i64 %tmp19, 158 %tmp21 = zext i1 %tmp20 to i6459 %tmp22 = load ptr, ptr %tmp15, align 860 store i64 %tmp21, ptr %tmp22, align 861 %tmp23 = load i32, ptr @g_334, align 462 %tmp24 = xor i32 %tmp23, 163 store i32 %tmp24, ptr @g_334, align 464 %tmp25 = zext i8 %tmp9 to i1665 %tmp26 = mul i16 %tmp25, 2603666 %tmp27 = load ptr, ptr %tmp5, align 867 br label %bb2868 69 bb28: ; preds = %bb1470 %tmp29 = mul i16 %tmp26, %tmp871 %tmp30 = zext i16 %tmp29 to i3272 store i32 %tmp30, ptr @g_69, align 473 store i8 0, ptr @g_226, align 274 br label %bb3275 76 bb31: ; preds = %bb3577 call void @llvm.lifetime.end.p0(i64 200, ptr nonnull %tmp3)78 br label %bb4079 80 bb32: ; preds = %bb34, %bb2881 store i16 1, ptr @g_1055, align 282 store i64 0, ptr @g_352, align 883 store ptr @g_334, ptr undef, align 884 %tmp33 = or i64 0, 185 store i64 %tmp33, ptr @g_352, align 886 store ptr @g_334, ptr null, align 887 br label %bb3488 89 bb34: ; preds = %bb3290 br i1 false, label %bb32, label %bb3591 92 bb35: ; preds = %bb3493 store ptr %tmp, ptr undef, align 894 store i8 0, ptr @0, align 295 store i16 2, ptr @g_189, align 296 store i8 1, ptr @g_54, align 297 store i1 true, ptr @g_747, align 298 store i64 0, ptr undef, align 899 %tmp36 = load ptr, ptr undef, align 8100 %tmp37 = load i64, ptr %tmp36, align 8101 %tmp38 = load ptr, ptr %tmp27, align 8102 store i64 %tmp37, ptr %tmp38, align 8103 store i16 0, ptr @g_189, align 2104 br label %bb31105 106 bb39: ; preds = %bb6107 br label %bb40108 109 bb40: ; preds = %bb39, %bb31110 %tmp41 = phi i16 [ undef, %bb39 ], [ 0, %bb31 ]111 %tmp42 = load volatile i8, ptr %tmp12, align 1112 %tmp43 = add i8 %tmp7, 1113 br i1 false, label %bb6, label %bb44114 115 bb44: ; preds = %bb40116 unreachable117 }118 119 attributes #0 = { argmemonly nofree nosync nounwind willreturn }120 attributes #1 = { nounwind }121 attributes #2 = { nofree nosync nounwind willreturn }122 123...124---125name: func_32126alignment: 16127tracksRegLiveness: true128liveins:129 - { reg: '$r2d', virtual-reg: '%0' }130 - { reg: '$r3d', virtual-reg: '%1' }131frameInfo:132 maxAlignment: 8133stack:134 - { id: 0, name: tmp, size: 4, alignment: 4 }135 - { id: 1, name: tmp2, size: 200, alignment: 8 }136body: |137 bb.0.bb:138 liveins: $r2d, $r3d139 140 %1:gr64bit = COPY killed $r3d141 %0:gr64bit = COPY killed $r2d142 %2:grx32bit = COPY killed %1.subreg_l32143 %3:grx32bit = COPY killed %0.subreg_l32144 %4:addr64bit = LA %stack.1.tmp2, 96, $noreg145 %5:gr32bit = LHIMux 0146 %6:addr64bit = LARL @g_314147 %7:gr32bit = IIFMux 580868341148 %8:addr64bit = LARL @g_352149 %9:gr64bit = LGHI 0150 %10:addr64bit = LARL @g_334151 %11:gr32bit = LHIMux 1152 %12:addr64bit = LARL @g_226153 %13:gr64bit = LGHI 1154 %14:gr64bit = LA %stack.0.tmp, 0, $noreg155 %15:addr64bit = LARL @0156 %16:gr32bit = LHIMux 2157 %17:addr64bit = LARL @g_54158 %18:addr64bit = LARL @g_747159 %19:grx32bit = COPY %5160 %20:gr32bit = COPY killed %2161 %21:grx32bit = COPY killed %3162 163 bb.1.bb6:164 %22:grx32bit = COPY killed %21165 %23:gr32bit = COPY killed %20166 %24:grx32bit = COPY killed %19167 undef %25.subreg_l32:gr64bit = COPY %24168 %26:addr64bit = LGBR killed %25169 %27:addr64bit = LA %26, 1, %6170 dead %28:grx32bit = LBMux killed %26, 1, %6 :: (volatile load (s8) from %ir.tmp12)171 CHIMux %5, 0, implicit-def $cc172 BRC 14, 6, %bb.7, implicit killed $cc173 J %bb.2174 175 bb.2.bb14:176 %29:addr64bit = LGRL @g_195 :: (dereferenceable load (s64) from @g_195)177 dead %30:grx32bit = LBMux %27, 0, $noreg :: (volatile load (s8) from %ir.tmp12)178 MVHI %stack.0.tmp, 0, 7 :: (store (s32) into %ir.tmp)179 STRL %7, @g_69 :: (store (s32) into @g_69)180 undef %31.subreg_l32:gr64bit = COPY %22181 %32:gr64bit = LLGC %8, 7, $noreg :: (dereferenceable load (s8) from @g_352 + 7)182 %33:gr64bit = COPY killed %32183 %33:gr64bit = RNSBG %33, killed %31, 0, 63, 0, implicit-def dead $cc184 CGHI killed %33, 1, implicit-def $cc185 %34:gr64bit = COPY %9186 %34:gr64bit = LOCGHI %34, 1, 14, 6, implicit killed $cc187 %35:addr64bit = LG killed %29, 0, $noreg :: (load (s64) from %ir.tmp15)188 STG killed %34, killed %35, 0, $noreg :: (store (s64) into %ir.tmp22)189 %36:gr32bit = COPY %11190 %36:gr32bit = X %36, %10, 0, $noreg, implicit-def dead $cc :: (dereferenceable load (s32) from @g_334)191 STRL killed %36, @g_334 :: (store (s32) into @g_334)192 %37:gr32bit = LLCRMux killed %22193 %38:gr32bit = COPY killed %37194 %38:gr32bit = MHI %38, 26036195 %39:addr64bit = LG %4, 0, $noreg :: (dereferenceable load (s64) from %ir.tmp5)196 197 bb.3.bb28:198 %40:gr32bit = COPY killed %38199 %40:gr32bit = MSR %40, killed %23200 %41:gr32bit = LLHRMux killed %40201 STRL killed %41, @g_69 :: (store (s32) into @g_69)202 MVI %12, 0, 0 :: (store (s8) into @g_226, align 2)203 J %bb.4204 205 bb.4.bb32:206 STHRL %11, @g_1055 :: (store (s16) into @g_1055)207 STGRL %9, @g_352 :: (store (s64) into @g_352)208 STG %10, undef %42:addr64bit, 0, $noreg :: (store (s64) into `ptr undef`)209 STGRL %13, @g_352 :: (store (s64) into @g_352)210 STG %10, $noreg, 0, $noreg :: (store (s64) into `ptr null`)211 212 bb.5.bb34:213 successors: %bb.4(0x7c000000), %bb.6(0x04000000)214 215 CHIMux %5, 0, implicit-def $cc216 BRC 14, 6, %bb.4, implicit killed $cc217 J %bb.6218 219 bb.6.bb35:220 STG %14, undef %43:addr64bit, 0, $noreg :: (store (s64) into `ptr undef`)221 MVI %15, 0, 0 :: (store (s8) into @0, align 2)222 STHRL %16, @g_189 :: (store (s16) into @g_189)223 MVI %17, 0, 1 :: (store (s8) into @g_54, align 2)224 MVI %18, 0, 1 :: (store (s8) into @g_747, align 2)225 MVGHI undef %44:addr64bit, 0, 0 :: (store (s64) into `ptr undef`)226 %45:gr64bit = LG $noreg, 0, $noreg :: (load (s64) from %ir.tmp36)227 %46:addr64bit = LG killed %39, 0, $noreg :: (load (s64) from %ir.tmp27)228 STG killed %45, killed %46, 0, $noreg :: (store (s64) into %ir.tmp38)229 STHRL %5, @g_189 :: (store (s16) into @g_189)230 %47:grx32bit = LHIMux 0231 %48:grx32bit = COPY killed %47232 J %bb.8233 234 bb.7.bb39:235 %48:grx32bit = IMPLICIT_DEF236 237 bb.8.bb40:238 successors: %bb.1(0x7fffffff), %bb.9(0x00000001)239 240 %49:grx32bit = COPY killed %48241 dead %50:grx32bit = LBMux killed %27, 0, $noreg :: (volatile load (s8) from %ir.tmp12)242 %51:grx32bit = COPY killed %24243 %51:grx32bit = AHIMux %51, 1, implicit-def dead $cc244 %52:grx32bit = LHIMux 0245 CHIMux %52, 0, implicit-def $cc246 %19:grx32bit = COPY killed %51247 %20:gr32bit = COPY killed %49248 %21:grx32bit = COPY killed %52249 BRC 14, 6, %bb.1, implicit killed $cc250 J %bb.9251 252 bb.9.bb44:253 254...255