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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes='separate-const-offset-from-gep<lower-gep>' \3; RUN: -reassociate-geps-verify-no-dead-code -S | FileCheck %s4 5target triple = "amdgcn-amd-amdhsa"6 7%struct.Packed = type <{ [3 x i32], [8 x i64] }> ; <> means packed8 9@packed_struct_array = addrspace(3) global [1024 x %struct.Packed] poison, align 110 11; Verifies we can emit correct uglygep if the address is not natually12; aligned. This shoult not produce a no-op bitcast with opaque13; pointers.14define ptr addrspace(3) @packed_struct(i32 %i, i32 %j) {15; CHECK-LABEL: @packed_struct(16; CHECK-NEXT: entry:17; CHECK-NEXT: [[IDXPROM:%.*]] = trunc i64 0 to i3218; CHECK-NEXT: [[TMP0:%.*]] = mul i32 [[IDXPROM]], 7782419; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, ptr addrspace(3) @packed_struct_array, i32 [[TMP0]]20; CHECK-NEXT: [[TMP1:%.*]] = mul i32 [[I:%.*]], 7621; CHECK-NEXT: [[UGLYGEP3:%.*]] = getelementptr i8, ptr addrspace(3) [[UGLYGEP]], i32 [[TMP1]]22; CHECK-NEXT: [[TMP2:%.*]] = shl i32 [[J:%.*]], 323; CHECK-NEXT: [[UGLYGEP4:%.*]] = getelementptr i8, ptr addrspace(3) [[UGLYGEP3]], i32 [[TMP2]]24; CHECK-NEXT: [[UGLYGEP5:%.*]] = getelementptr i8, ptr addrspace(3) [[UGLYGEP4]], i32 11225; CHECK-NEXT: ret ptr addrspace(3) [[UGLYGEP5]]26;27entry:28 %add = add nsw i32 %j, 329 %add1 = add nsw i32 %i, 130 %arrayidx3 = getelementptr inbounds [1024 x %struct.Packed], ptr addrspace(3) @packed_struct_array, i64 0, i32 %add1, i32 1, i32 %add31 ret ptr addrspace(3) %arrayidx332}33 34%struct = type { i32, i32, i32 }35 36define i32 @test1(ptr %ptr, i64 %idx) {37; CHECK-LABEL: @test1(38; CHECK-NEXT: [[TMP1:%.*]] = mul i64 [[IDX:%.*]], 1239; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, ptr [[PTR:%.*]], i64 [[TMP1]]40; CHECK-NEXT: [[UGLYGEP1:%.*]] = getelementptr i8, ptr [[UGLYGEP]], i64 441; CHECK-NEXT: [[LV_1:%.*]] = load i32, ptr [[UGLYGEP1]], align 442; CHECK-NEXT: [[C:%.*]] = icmp slt i32 [[LV_1]], 043; CHECK-NEXT: br i1 [[C]], label [[THEN:%.*]], label [[ELSE:%.*]]44; CHECK: then:45; CHECK-NEXT: [[TMP2:%.*]] = mul i64 [[IDX]], 1246; CHECK-NEXT: [[UGLYGEP2:%.*]] = getelementptr i8, ptr [[PTR]], i64 [[TMP2]]47; CHECK-NEXT: [[UGLYGEP3:%.*]] = getelementptr i8, ptr [[UGLYGEP2]], i64 848; CHECK-NEXT: [[LV_2:%.*]] = load i32, ptr [[UGLYGEP3]], align 449; CHECK-NEXT: [[RES:%.*]] = add i32 [[LV_1]], [[LV_2]]50; CHECK-NEXT: ret i32 [[RES]]51; CHECK: else:52; CHECK-NEXT: ret i32 053;54 %gep.1 = getelementptr %struct, ptr %ptr, i64 %idx, i32 155 %lv.1 = load i32, ptr %gep.156 %c = icmp slt i32 %lv.1, 057 br i1 %c, label %then, label %else58 59then:60 %gep.2 = getelementptr %struct, ptr %ptr, i64 %idx, i32 261 %lv.2 = load i32, ptr %gep.262 %res = add i32 %lv.1, %lv.263 ret i32 %res64 65else:66 ret i32 067}68 69define i32 @test1_fatptr(ptr addrspace(7) %ptr, i64 %idx) {70; CHECK-LABEL: @test1_fatptr(71; CHECK-NEXT: [[IDXPROM:%.*]] = trunc i64 [[IDX:%.*]] to i3272; CHECK-NEXT: [[TMP1:%.*]] = mul i32 [[IDXPROM]], 1273; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, ptr addrspace(7) [[PTR:%.*]], i32 [[TMP1]]74; CHECK-NEXT: [[UGLYGEP1:%.*]] = getelementptr i8, ptr addrspace(7) [[UGLYGEP]], i32 475; CHECK-NEXT: [[LV_1:%.*]] = load i32, ptr addrspace(7) [[UGLYGEP1]], align 476; CHECK-NEXT: [[C:%.*]] = icmp slt i32 [[LV_1]], 077; CHECK-NEXT: br i1 [[C]], label [[THEN:%.*]], label [[ELSE:%.*]]78; CHECK: then:79; CHECK-NEXT: [[IDXPROM2:%.*]] = trunc i64 [[IDX]] to i3280; CHECK-NEXT: [[TMP2:%.*]] = mul i32 [[IDXPROM2]], 1281; CHECK-NEXT: [[UGLYGEP3:%.*]] = getelementptr i8, ptr addrspace(7) [[PTR]], i32 [[TMP2]]82; CHECK-NEXT: [[UGLYGEP4:%.*]] = getelementptr i8, ptr addrspace(7) [[UGLYGEP3]], i32 883; CHECK-NEXT: [[LV_2:%.*]] = load i32, ptr addrspace(7) [[UGLYGEP4]], align 484; CHECK-NEXT: [[RES:%.*]] = add i32 [[LV_1]], [[LV_2]]85; CHECK-NEXT: ret i32 [[RES]]86; CHECK: else:87; CHECK-NEXT: ret i32 088;89 %gep.1 = getelementptr %struct, ptr addrspace(7) %ptr, i64 %idx, i32 190 %lv.1 = load i32, ptr addrspace(7) %gep.191 %c = icmp slt i32 %lv.1, 092 br i1 %c, label %then, label %else93 94then:95 %gep.2 = getelementptr %struct, ptr addrspace(7) %ptr, i64 %idx, i32 296 %lv.2 = load i32, ptr addrspace(7) %gep.297 %res = add i32 %lv.1, %lv.298 ret i32 %res99 100else:101 ret i32 0102}103 104 105; Test lowerToSingleIndexGEPs106define void @test_A_sub_B_add_ConstantInt(ptr %p) {107; CHECK-LABEL: @test_A_sub_B_add_ConstantInt(108; CHECK-NEXT: entry:109; CHECK-NEXT: [[TMP0:%.*]] = tail call i32 @foo()110; CHECK-NEXT: [[REM:%.*]] = srem i32 [[TMP0]], 5111; CHECK-NEXT: br label [[FOR_BODY:%.*]]112; CHECK: for.body:113; CHECK-NEXT: [[K:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[COND_END:%.*]] ]114; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[K]], 5115; CHECK-NEXT: [[SUB1:%.*]] = sub nsw i32 [[MUL]], [[REM]]116; CHECK-NEXT: [[CMP26:%.*]] = icmp ult i32 [[SUB1]], 512117; CHECK-NEXT: br i1 [[CMP26]], label [[COND_TRUE:%.*]], label [[COND_END]]118; CHECK: cond.true:119; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[MUL]] to i64120; CHECK-NEXT: [[TMP2:%.*]] = sext i32 [[REM]] to i64121; CHECK-NEXT: [[SUB22:%.*]] = sub i64 [[TMP2]], [[TMP1]]122; CHECK-NEXT: [[TMP3:%.*]] = shl i64 [[SUB22]], 2123; CHECK-NEXT: [[UGLYGEP4:%.*]] = getelementptr i8, ptr [[UGLYGEP3:%.*]], i64 2044124; CHECK-NEXT: [[UGLYGEP5:%.*]] = getelementptr i8, ptr [[UGLYGEP4]], i64 [[TMP3]]125; CHECK-NEXT: store float 1.000000e+00, ptr [[UGLYGEP5]], align 4126; CHECK-NEXT: br label [[COND_END]]127; CHECK: cond.end:128; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[K]], 1129; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i32 [[INC]], 100130; CHECK-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY]], label [[FOR_END:%.*]]131; CHECK: for.end:132; CHECK-NEXT: ret void133;134entry:135 %0 = tail call i32 @foo()136 %rem = srem i32 %0, 5137 %add = add nsw i32 %rem , 511138 br label %for.body139 140for.body:141 %k = phi i32 [ 0, %entry ], [ %inc, %cond.end ]142 %mul = mul nuw nsw i32 %k, 5143 %sub1 = sub nsw i32 %mul, %rem144 %cmp26 = icmp ult i32 %sub1, 512145 br i1 %cmp26, label %cond.true, label %cond.end146 147cond.true:148 %sub2 = sub nsw i32 %add, %mul149 %idxprom = sext i32 %sub2 to i64150 %arryidx = getelementptr inbounds float, ptr %p, i64 %idxprom151 store float 1.0, ptr %arryidx, align 4152 br label %cond.end153 154cond.end:155 %inc = add nuw nsw i32 %k, 1156 %exitcond = icmp ne i32 %inc, 100157 br i1 %exitcond, label %for.body, label %for.end158 159for.end:160 ret void161}162 163@extern_array = global [1024 x i32] poison, align 16164 165; Test lowerToSingleIndexGEPs with a global variable pointer166define void @test_A_sub_B_add_ConstantInt_gv_baseptr(ptr %p) {167; CHECK-LABEL: @test_A_sub_B_add_ConstantInt_gv_baseptr(168; CHECK-NEXT: entry:169; CHECK-NEXT: [[TMP0:%.*]] = tail call i32 @foo()170; CHECK-NEXT: [[REM:%.*]] = srem i32 [[TMP0]], 5171; CHECK-NEXT: br label [[FOR_BODY:%.*]]172; CHECK: for.body:173; CHECK-NEXT: [[K:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[COND_END:%.*]] ]174; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[K]], 5175; CHECK-NEXT: [[SUB1:%.*]] = sub nsw i32 [[MUL]], [[REM]]176; CHECK-NEXT: [[CMP26:%.*]] = icmp ult i32 [[SUB1]], 512177; CHECK-NEXT: br i1 [[CMP26]], label [[COND_TRUE:%.*]], label [[COND_END]]178; CHECK: cond.true:179; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[MUL]] to i64180; CHECK-NEXT: [[TMP2:%.*]] = sext i32 [[REM]] to i64181; CHECK-NEXT: [[SUB22:%.*]] = sub i64 [[TMP2]], [[TMP1]]182; CHECK-NEXT: [[TMP3:%.*]] = shl i64 [[SUB22]], 2183; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr inbounds i8, ptr @extern_array, i64 2044184; CHECK-NEXT: [[UGLYGEP3:%.*]] = getelementptr i8, ptr [[UGLYGEP]], i64 [[TMP3]]185; CHECK-NEXT: store float 1.000000e+00, ptr [[UGLYGEP3]], align 4186; CHECK-NEXT: br label [[COND_END]]187; CHECK: cond.end:188; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[K]], 1189; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i32 [[INC]], 100190; CHECK-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY]], label [[FOR_END:%.*]]191; CHECK: for.end:192; CHECK-NEXT: ret void193;194entry:195 %0 = tail call i32 @foo()196 %rem = srem i32 %0, 5197 %add = add nsw i32 %rem , 511198 br label %for.body199 200for.body:201 %k = phi i32 [ 0, %entry ], [ %inc, %cond.end ]202 %mul = mul nuw nsw i32 %k, 5203 %sub1 = sub nsw i32 %mul, %rem204 %cmp26 = icmp ult i32 %sub1, 512205 br i1 %cmp26, label %cond.true, label %cond.end206 207cond.true:208 %sub2 = sub nsw i32 %add, %mul209 %idxprom = sext i32 %sub2 to i64210 %arryidx = getelementptr inbounds float, ptr @extern_array, i64 %idxprom211 store float 1.0, ptr %arryidx, align 4212 br label %cond.end213 214cond.end:215 %inc = add nuw nsw i32 %k, 1216 %exitcond = icmp ne i32 %inc, 100217 br i1 %exitcond, label %for.body, label %for.end218 219for.end:220 ret void221}222 223; Test lowerToSingleIndexGEPs with a constant data variable pointer224define void @test_A_sub_B_add_ConstantInt_null_basptr() {225; CHECK-LABEL: @test_A_sub_B_add_ConstantInt_null_basptr(226; CHECK-NEXT: entry:227; CHECK-NEXT: [[TMP0:%.*]] = tail call i32 @foo()228; CHECK-NEXT: [[REM:%.*]] = srem i32 [[TMP0]], 5229; CHECK-NEXT: br label [[FOR_BODY:%.*]]230; CHECK: for.body:231; CHECK-NEXT: [[K:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[COND_END:%.*]] ]232; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[K]], 5233; CHECK-NEXT: [[SUB1:%.*]] = sub nsw i32 [[MUL]], [[REM]]234; CHECK-NEXT: [[CMP26:%.*]] = icmp ult i32 [[SUB1]], 512235; CHECK-NEXT: br i1 [[CMP26]], label [[COND_TRUE:%.*]], label [[COND_END]]236; CHECK: cond.true:237; CHECK-NEXT: [[TMP1:%.*]] = sext i32 [[MUL]] to i64238; CHECK-NEXT: [[TMP2:%.*]] = sext i32 [[REM]] to i64239; CHECK-NEXT: [[SUB22:%.*]] = sub i64 [[TMP2]], [[TMP1]]240; CHECK-NEXT: [[TMP3:%.*]] = shl i64 [[SUB22]], 2241; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr inbounds i8, ptr null, i64 2044242; CHECK-NEXT: [[UGLYGEP3:%.*]] = getelementptr i8, ptr [[UGLYGEP]], i64 [[TMP3]]243; CHECK-NEXT: store float 1.000000e+00, ptr [[UGLYGEP3]], align 4244; CHECK-NEXT: br label [[COND_END]]245; CHECK: cond.end:246; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[K]], 1247; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i32 [[INC]], 100248; CHECK-NEXT: br i1 [[EXITCOND]], label [[FOR_BODY]], label [[FOR_END:%.*]]249; CHECK: for.end:250; CHECK-NEXT: ret void251;252entry:253 %0 = tail call i32 @foo()254 %rem = srem i32 %0, 5255 %add = add nsw i32 %rem , 511256 br label %for.body257 258for.body:259 %k = phi i32 [ 0, %entry ], [ %inc, %cond.end ]260 %mul = mul nuw nsw i32 %k, 5261 %sub1 = sub nsw i32 %mul, %rem262 %cmp26 = icmp ult i32 %sub1, 512263 br i1 %cmp26, label %cond.true, label %cond.end264 265cond.true:266 %sub2 = sub nsw i32 %add, %mul267 %idxprom = sext i32 %sub2 to i64268 %arryidx = getelementptr inbounds float, ptr null, i64 %idxprom269 store float 1.0, ptr %arryidx, align 4270 br label %cond.end271 272cond.end:273 %inc = add nuw nsw i32 %k, 1274 %exitcond = icmp ne i32 %inc, 100275 br i1 %exitcond, label %for.body, label %for.end276 277for.end:278 ret void279}280 281declare i32 @foo()282 283define amdgpu_kernel void @multi_use_in_loop(ptr addrspace(1) nocapture readonly %arg, ptr addrspace(1) nocapture %arg1, i32 %arg2) {284; CHECK-LABEL: @multi_use_in_loop(285; CHECK-NEXT: bb:286; CHECK-NEXT: [[TMP:%.*]] = sext i32 [[ARG2:%.*]] to i64287; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i32, ptr addrspace(1) [[ARG:%.*]], i64 [[TMP]]288; CHECK-NEXT: [[TMP4:%.*]] = load i32, ptr addrspace(1) [[TMP3]], align 4289; CHECK-NEXT: [[TMP5:%.*]] = icmp sgt i32 [[TMP4]], 0290; CHECK-NEXT: br i1 [[TMP5]], label [[BB6:%.*]], label [[BB8:%.*]]291; CHECK: bb6:292; CHECK-NEXT: br label [[BB11:%.*]]293; CHECK: bb7:294; CHECK-NEXT: br label [[BB8]]295; CHECK: bb8:296; CHECK-NEXT: [[TMP9:%.*]] = phi i32 [ 0, [[BB:%.*]] ], [ [[TMP30:%.*]], [[BB7:%.*]] ]297; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds i32, ptr addrspace(1) [[ARG1:%.*]], i64 [[TMP]]298; CHECK-NEXT: store i32 [[TMP9]], ptr addrspace(1) [[TMP10]], align 4299; CHECK-NEXT: ret void300; CHECK: bb11:301; CHECK-NEXT: [[TMP12:%.*]] = phi i32 [ [[TMP30]], [[BB22:%.*]] ], [ 0, [[BB6]] ]302; CHECK-NEXT: [[TMP13:%.*]] = phi i32 [ [[TMP25:%.*]], [[BB22]] ], [ 0, [[BB6]] ]303; CHECK-NEXT: [[TMP14:%.*]] = srem i32 [[TMP13]], [[ARG2]]304; CHECK-NEXT: [[TMP15:%.*]] = sext i32 [[TMP14]] to i64305; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i32, ptr addrspace(1) [[ARG]], i64 [[TMP15]]306; CHECK-NEXT: [[TMP17:%.*]] = load i32, ptr addrspace(1) [[TMP16]], align 4307; CHECK-NEXT: [[TMP18:%.*]] = icmp sgt i32 [[TMP17]], 100308; CHECK-NEXT: [[TMP19:%.*]] = sext i32 [[TMP13]] to i64309; CHECK-NEXT: br i1 [[TMP18]], label [[BB20:%.*]], label [[BB22]]310; CHECK: bb20:311; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i32, ptr addrspace(1) [[ARG1]], i64 [[TMP19]]312; CHECK-NEXT: store i32 0, ptr addrspace(1) [[TMP21]], align 4313; CHECK-NEXT: br label [[BB22]]314; CHECK: bb22:315; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i32, ptr addrspace(1) [[ARG]], i64 [[TMP19]]316; CHECK-NEXT: [[TMP24:%.*]] = load i32, ptr addrspace(1) [[TMP23]], align 4317; CHECK-NEXT: [[TMP25]] = add nuw nsw i32 [[TMP13]], 1318; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[TMP13]] to i64319; CHECK-NEXT: [[TMP1:%.*]] = shl i64 [[TMP0]], 2320; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[ARG1]], i64 [[TMP1]]321; CHECK-NEXT: [[UGLYGEP2:%.*]] = getelementptr i8, ptr addrspace(1) [[UGLYGEP]], i64 4322; CHECK-NEXT: [[TMP28:%.*]] = load i32, ptr addrspace(1) [[UGLYGEP2]], align 4323; CHECK-NEXT: [[TMP29:%.*]] = add i32 [[TMP24]], [[TMP12]]324; CHECK-NEXT: [[TMP30]] = add i32 [[TMP29]], [[TMP28]]325; CHECK-NEXT: [[TMP31:%.*]] = icmp eq i32 [[TMP25]], [[TMP4]]326; CHECK-NEXT: br i1 [[TMP31]], label [[BB7]], label [[BB11]]327;328bb:329 %tmp = sext i32 %arg2 to i64330 %tmp3 = getelementptr inbounds i32, ptr addrspace(1) %arg, i64 %tmp331 %tmp4 = load i32, ptr addrspace(1) %tmp3, align 4332 %tmp5 = icmp sgt i32 %tmp4, 0333 br i1 %tmp5, label %bb6, label %bb8334 335bb6: ; preds = %bb336 br label %bb11337 338bb7: ; preds = %bb22339 br label %bb8340 341bb8: ; preds = %bb7, %bb342 %tmp9 = phi i32 [ 0, %bb ], [ %tmp30, %bb7 ]343 %tmp10 = getelementptr inbounds i32, ptr addrspace(1) %arg1, i64 %tmp344 store i32 %tmp9, ptr addrspace(1) %tmp10, align 4345 ret void346 347bb11: ; preds = %bb22, %bb6348 %tmp12 = phi i32 [ %tmp30, %bb22 ], [ 0, %bb6 ]349 %tmp13 = phi i32 [ %tmp25, %bb22 ], [ 0, %bb6 ]350 %tmp14 = srem i32 %tmp13, %arg2351 %tmp15 = sext i32 %tmp14 to i64352 %tmp16 = getelementptr inbounds i32, ptr addrspace(1) %arg, i64 %tmp15353 %tmp17 = load i32, ptr addrspace(1) %tmp16, align 4354 %tmp18 = icmp sgt i32 %tmp17, 100355 %tmp19 = sext i32 %tmp13 to i64356 br i1 %tmp18, label %bb20, label %bb22357 358bb20: ; preds = %bb11359 %tmp21 = getelementptr inbounds i32, ptr addrspace(1) %arg1, i64 %tmp19360 store i32 0, ptr addrspace(1) %tmp21, align 4361 br label %bb22362 363bb22: ; preds = %bb20, %bb11364 %tmp23 = getelementptr inbounds i32, ptr addrspace(1) %arg, i64 %tmp19365 %tmp24 = load i32, ptr addrspace(1) %tmp23, align 4366 %tmp25 = add nuw nsw i32 %tmp13, 1367 %tmp26 = sext i32 %tmp25 to i64368 %tmp27 = getelementptr inbounds i32, ptr addrspace(1) %arg1, i64 %tmp26369 %tmp28 = load i32, ptr addrspace(1) %tmp27, align 4370 %tmp29 = add i32 %tmp24, %tmp12371 %tmp30 = add i32 %tmp29, %tmp28372 %tmp31 = icmp eq i32 %tmp25, %tmp4373 br i1 %tmp31, label %bb7, label %bb11374}375 376@extern_array_1 = external addrspace(1) global [4096 x i32], align 16377 378@llvm.used = appending global [1 x ptr] [ptr addrspacecast (ptr addrspace(1) @extern_array_1 to ptr) ]379 380define void @use_in_other_func() {381; CHECK-LABEL: @use_in_other_func(382; CHECK-NEXT: store i32 0, ptr addrspace(1) @extern_array_1, align 4383; CHECK-NEXT: store i32 0, ptr addrspace(1) @extern_array_1, align 4384; CHECK-NEXT: ret void385;386 store i32 0, ptr addrspace(1) @extern_array_1387 store i32 0, ptr addrspace(1) @extern_array_1388 ret void389}390 391define amdgpu_kernel void @multi_use_in_loop_global_base_address(ptr addrspace(1) nocapture readonly %arg, i32 %arg2) {392; CHECK-LABEL: @multi_use_in_loop_global_base_address(393; CHECK-NEXT: bb:394; CHECK-NEXT: [[TMP:%.*]] = sext i32 [[ARG2:%.*]] to i64395; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds i32, ptr addrspace(1) [[ARG:%.*]], i64 [[TMP]]396; CHECK-NEXT: [[TMP4:%.*]] = load i32, ptr addrspace(1) [[TMP3]], align 4397; CHECK-NEXT: [[TMP5:%.*]] = icmp sgt i32 [[TMP4]], 0398; CHECK-NEXT: br i1 [[TMP5]], label [[BB6:%.*]], label [[BB8:%.*]]399; CHECK: bb6:400; CHECK-NEXT: br label [[BB11:%.*]]401; CHECK: bb7:402; CHECK-NEXT: br label [[BB8]]403; CHECK: bb8:404; CHECK-NEXT: [[TMP9:%.*]] = phi i32 [ 0, [[BB:%.*]] ], [ [[TMP30:%.*]], [[BB7:%.*]] ]405; CHECK-NEXT: [[TMP10:%.*]] = getelementptr inbounds i32, ptr addrspace(1) @extern_array_1, i64 [[TMP]]406; CHECK-NEXT: store i32 [[TMP9]], ptr addrspace(1) [[TMP10]], align 4407; CHECK-NEXT: ret void408; CHECK: bb11:409; CHECK-NEXT: [[TMP12:%.*]] = phi i32 [ [[TMP30]], [[BB22:%.*]] ], [ 0, [[BB6]] ]410; CHECK-NEXT: [[TMP13:%.*]] = phi i32 [ [[TMP25:%.*]], [[BB22]] ], [ 0, [[BB6]] ]411; CHECK-NEXT: [[TMP14:%.*]] = srem i32 [[TMP13]], [[ARG2]]412; CHECK-NEXT: [[TMP15:%.*]] = sext i32 [[TMP14]] to i64413; CHECK-NEXT: [[TMP16:%.*]] = getelementptr inbounds i32, ptr addrspace(1) @extern_array_1, i64 [[TMP15]]414; CHECK-NEXT: [[TMP17:%.*]] = load i32, ptr addrspace(1) [[TMP16]], align 4415; CHECK-NEXT: [[TMP18:%.*]] = icmp sgt i32 [[TMP17]], 100416; CHECK-NEXT: [[TMP19:%.*]] = sext i32 [[TMP13]] to i64417; CHECK-NEXT: br i1 [[TMP18]], label [[BB20:%.*]], label [[BB22]]418; CHECK: bb20:419; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i32, ptr addrspace(1) @extern_array_1, i64 [[TMP19]]420; CHECK-NEXT: store i32 0, ptr addrspace(1) [[TMP21]], align 4421; CHECK-NEXT: br label [[BB22]]422; CHECK: bb22:423; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i32, ptr addrspace(1) @extern_array_1, i64 [[TMP19]]424; CHECK-NEXT: [[TMP24:%.*]] = load i32, ptr addrspace(1) [[TMP23]], align 4425; CHECK-NEXT: [[TMP25]] = add nuw nsw i32 [[TMP13]], 1426; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[TMP13]] to i64427; CHECK-NEXT: [[TMP1:%.*]] = shl i64 [[TMP0]], 2428; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, ptr addrspace(1) @extern_array_1, i64 4429; CHECK-NEXT: [[UGLYGEP2:%.*]] = getelementptr i8, ptr addrspace(1) [[UGLYGEP]], i64 [[TMP1]]430; CHECK-NEXT: [[TMP28:%.*]] = load i32, ptr addrspace(1) [[UGLYGEP2]], align 4431; CHECK-NEXT: [[TMP29:%.*]] = add i32 [[TMP24]], [[TMP12]]432; CHECK-NEXT: [[TMP30]] = add i32 [[TMP29]], [[TMP28]]433; CHECK-NEXT: [[TMP31:%.*]] = icmp eq i32 [[TMP25]], [[TMP4]]434; CHECK-NEXT: br i1 [[TMP31]], label [[BB7]], label [[BB11]]435;436bb:437 %tmp = sext i32 %arg2 to i64438 %tmp3 = getelementptr inbounds i32, ptr addrspace(1) %arg, i64 %tmp439 %tmp4 = load i32, ptr addrspace(1) %tmp3, align 4440 %tmp5 = icmp sgt i32 %tmp4, 0441 br i1 %tmp5, label %bb6, label %bb8442 443bb6: ; preds = %bb444 br label %bb11445 446bb7: ; preds = %bb22447 br label %bb8448 449bb8: ; preds = %bb7, %bb450 %tmp9 = phi i32 [ 0, %bb ], [ %tmp30, %bb7 ]451 %tmp10 = getelementptr inbounds i32, ptr addrspace(1) @extern_array_1, i64 %tmp452 store i32 %tmp9, ptr addrspace(1) %tmp10, align 4453 ret void454 455bb11: ; preds = %bb22, %bb6456 %tmp12 = phi i32 [ %tmp30, %bb22 ], [ 0, %bb6 ]457 %tmp13 = phi i32 [ %tmp25, %bb22 ], [ 0, %bb6 ]458 %tmp14 = srem i32 %tmp13, %arg2459 %tmp15 = sext i32 %tmp14 to i64460 %tmp16 = getelementptr inbounds i32, ptr addrspace(1) @extern_array_1, i64 %tmp15461 %tmp17 = load i32, ptr addrspace(1) %tmp16, align 4462 %tmp18 = icmp sgt i32 %tmp17, 100463 %tmp19 = sext i32 %tmp13 to i64464 br i1 %tmp18, label %bb20, label %bb22465 466bb20: ; preds = %bb11467 %tmp21 = getelementptr inbounds i32, ptr addrspace(1) @extern_array_1, i64 %tmp19468 store i32 0, ptr addrspace(1) %tmp21, align 4469 br label %bb22470 471bb22: ; preds = %bb20, %bb11472 %tmp23 = getelementptr inbounds i32, ptr addrspace(1) @extern_array_1, i64 %tmp19473 %tmp24 = load i32, ptr addrspace(1) %tmp23, align 4474 %tmp25 = add nuw nsw i32 %tmp13, 1475 %tmp26 = sext i32 %tmp25 to i64476 %tmp27 = getelementptr inbounds i32, ptr addrspace(1) @extern_array_1, i64 %tmp26477 %tmp28 = load i32, ptr addrspace(1) %tmp27, align 4478 %tmp29 = add i32 %tmp24, %tmp12479 %tmp30 = add i32 %tmp29, %tmp28480 %tmp31 = icmp eq i32 %tmp25, %tmp4481 br i1 %tmp31, label %bb7, label %bb11482}483