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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=instcombine -S | FileCheck %s3 4target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"5target triple = "x86_64-pc-win32"6 7%myStruct = type { float, [3 x float], [4 x float], i32 }8 9; make sure that we are not crashing when creating an illegal type10define void @func(ptr addrspace(1) nocapture %p) nounwind {11; CHECK-LABEL: @func(12; CHECK-NEXT: ret void13;14 %B = addrspacecast ptr addrspace(1) %p to ptr15 %C = getelementptr inbounds %myStruct, ptr %B, i32 0, i32 116 %D = getelementptr inbounds [3 x float], ptr %C, i32 0, i32 217 %E = load float, ptr %D, align 418 %F = fsub float %E, undef19 ret void20}21 22@array = internal addrspace(3) global [256 x float] zeroinitializer, align 423@scalar = internal addrspace(3) global float 0.000000e+00, align 424 25define void @keep_necessary_addrspacecast(i64 %i, ptr %out0, ptr %out1) {26; CHECK-LABEL: @keep_necessary_addrspacecast(27; CHECK-NEXT: [[T1:%.*]] = getelementptr float, ptr addrspacecast (ptr addrspace(3) @array to ptr), i64 [[I:%.*]]28; CHECK-NEXT: [[T2:%.*]] = getelementptr float, ptr addrspacecast (ptr addrspace(3) @scalar to ptr), i64 [[I]]29; CHECK-NEXT: store ptr [[T1]], ptr [[OUT1:%.*]], align 430; CHECK-NEXT: store ptr [[T2]], ptr [[OUT2:%.*]], align 431; CHECK-NEXT: ret void32;33 %t0 = getelementptr [256 x float], ptr addrspacecast (ptr addrspace(3) @array to ptr), i64 0, i64 %i34 %t1 = getelementptr [0 x float], ptr addrspacecast (ptr addrspace(3) @scalar to ptr), i64 0, i64 %i35 store ptr %t0, ptr %out0, align 436 store ptr %t1, ptr %out1, align 437 ret void38}39 40declare void @escape_alloca(ptr)41 42; check that addrspacecast is stripped when trying to mark a GEP as inbounds43define { i8, i8 } @inbounds_after_addrspacecast() {44; CHECK-LABEL: @inbounds_after_addrspacecast(45; CHECK-NEXT: [[T0:%.*]] = alloca i16, align 246; CHECK-NEXT: call void @escape_alloca(ptr nonnull [[T0]])47; CHECK-NEXT: [[T1:%.*]] = addrspacecast ptr [[T0]] to ptr addrspace(11)48; CHECK-NEXT: [[T2:%.*]] = getelementptr inbounds nuw i8, ptr addrspace(11) [[T1]], i64 149; CHECK-NEXT: [[T3:%.*]] = load i8, ptr addrspace(11) [[T2]], align 150; CHECK-NEXT: [[INSERT:%.*]] = insertvalue { i8, i8 } zeroinitializer, i8 [[T3]], 151; CHECK-NEXT: ret { i8, i8 } [[INSERT]]52;53 %t0 = alloca i16, align 254 call void @escape_alloca(ptr %t0)55 %t1 = addrspacecast ptr %t0 to ptr addrspace(11)56 %t2 = getelementptr [2 x i8], ptr addrspace(11) %t1, i64 0, i64 157 %t3 = load i8, ptr addrspace(11) %t2, align 158 %insert = insertvalue { i8, i8 } zeroinitializer, i8 %t3, 159 ret { i8, i8 } %insert60}61 62 63declare spir_func <16 x i32> @my_extern_func()64 65; check that a bitcast is not generated when we need an addrspace cast66define void @bitcast_after_gep(ptr %t0) {67; CHECK-LABEL: @bitcast_after_gep(68; CHECK-NEXT: [[T2:%.*]] = addrspacecast ptr [[T0:%.*]] to ptr addrspace(3)69; CHECK-NEXT: [[CALL:%.*]] = call spir_func <16 x i32> @my_extern_func()70; CHECK-NEXT: store <16 x i32> [[CALL]], ptr addrspace(3) [[T2]], align 6471; CHECK-NEXT: ret void72;73 %t2 = addrspacecast ptr %t0 to ptr addrspace(3)74 %call = call spir_func <16 x i32> @my_extern_func()75 store <16 x i32> %call, ptr addrspace(3) %t276 ret void77}78