1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -passes=instcombine -S | FileCheck %s 3 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 type 10define void @func(ptr addrspace(1) nocapture %p) nounwind { 11; CHECK-LABEL: @func( 12; CHECK-NEXT: ret void 13; 14 %B = addrspacecast ptr addrspace(1) %p to ptr 15 %C = getelementptr inbounds %myStruct, ptr %B, i32 0, i32 1 16 %D = getelementptr inbounds [3 x float], ptr %C, i32 0, i32 2 17 %E = load float, ptr %D, align 4 18 %F = fsub float %E, undef 19 ret void 20} 21 22@array = internal addrspace(3) global [256 x float] zeroinitializer, align 4 23@scalar = internal addrspace(3) global float 0.000000e+00, align 4 24 25define void @keep_necessary_addrspacecast(i64 %i, ptr %out0, ptr %out1) { 26; CHECK-LABEL: @keep_necessary_addrspacecast( 27; CHECK-NEXT: [[T0:%.*]] = getelementptr [256 x float], ptr addrspacecast (ptr addrspace(3) @array to ptr), i64 0, i64 [[I:%.*]] 28; CHECK-NEXT: [[T1:%.*]] = getelementptr [0 x float], ptr addrspacecast (ptr addrspace(3) @scalar to ptr), i64 0, i64 [[I]] 29; CHECK-NEXT: store ptr [[T0]], ptr [[OUT0:%.*]], align 4 30; CHECK-NEXT: store ptr [[T1]], ptr [[OUT1:%.*]], align 4 31; CHECK-NEXT: ret void 32; 33 %t0 = getelementptr [256 x float], ptr addrspacecast (ptr addrspace(3) @array to ptr), i64 0, i64 %i 34 %t1 = getelementptr [0 x float], ptr addrspacecast (ptr addrspace(3) @scalar to ptr), i64 0, i64 %i 35 store ptr %t0, ptr %out0, align 4 36 store ptr %t1, ptr %out1, align 4 37 ret void 38} 39 40declare void @escape_alloca(ptr) 41 42; check that addrspacecast is stripped when trying to mark a GEP as inbounds 43define { i8, i8 } @inbounds_after_addrspacecast() { 44; CHECK-LABEL: @inbounds_after_addrspacecast( 45; CHECK-NEXT: [[T0:%.*]] = alloca i16, align 2 46; 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 1 49; CHECK-NEXT: [[T3:%.*]] = load i8, ptr addrspace(11) [[T2]], align 1 50; CHECK-NEXT: [[INSERT:%.*]] = insertvalue { i8, i8 } zeroinitializer, i8 [[T3]], 1 51; CHECK-NEXT: ret { i8, i8 } [[INSERT]] 52; 53 %t0 = alloca i16, align 2 54 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 1 57 %t3 = load i8, ptr addrspace(11) %t2, align 1 58 %insert = insertvalue { i8, i8 } zeroinitializer, i8 %t3, 1 59 ret { i8, i8 } %insert 60} 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 cast 66define 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 64 71; CHECK-NEXT: ret void 72; 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) %t2 76 ret void 77} 78