1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -passes=infer-address-spaces -o - %s | FileCheck %s 3; https://github.com/llvm/llvm-project/issues/53665 4 5define i32 @addrspacecast_ptrtoint_inttoptr(ptr addrspace(1) %arg) { 6; CHECK-LABEL: @addrspacecast_ptrtoint_inttoptr( 7; CHECK-NEXT: bb: 8; CHECK-NEXT: [[LOAD:%.*]] = load i32, ptr addrspace(1) [[ARG:%.*]], align 4 9; CHECK-NEXT: ret i32 [[LOAD]] 10; 11bb: 12 %asc = addrspacecast ptr addrspace(1) %arg to ptr 13 %p2i = ptrtoint ptr %asc to i64 14 %i2p = inttoptr i64 %p2i to ptr 15 %load = load i32, ptr %i2p 16 ret i32 %load 17} 18 19define i32 @assumed_ptrtoint_inttoptr(ptr %arg) { 20bb: 21 %is.priv = call i1 @llvm.amdgcn.is.private(ptr %arg) 22 %not.is.priv = xor i1 %is.priv, -1 23 %is.shared = call i1 @llvm.amdgcn.is.shared(ptr %arg) 24 %not.is.shared = xor i1 %is.shared, -1 25 %and = and i1 %not.is.priv, %not.is.shared 26 tail call void @llvm.assume(i1 %and) 27 %p2i = ptrtoint ptr %arg to i64 28 %i2p = inttoptr i64 %p2i to ptr 29 %load = load i32, ptr %i2p 30 ret i32 %load 31} 32 33define i32 @addrspacecast_ptrtoint_inttptr_nontrivial(ptr addrspace(3) %arg) { 34; CHECK-LABEL: @addrspacecast_ptrtoint_inttptr_nontrivial( 35; CHECK-NEXT: bb: 36; CHECK-NEXT: [[LOAD:%.*]] = load i32, ptr addrspace(3) [[ARG:%.*]], align 4 37; CHECK-NEXT: ret i32 [[LOAD]] 38; 39bb: 40 %asc = addrspacecast ptr addrspace(3) %arg to ptr 41 %p2i = ptrtoint ptr %asc to i64 42 %i2p = inttoptr i64 %p2i to ptr 43 %load = load i32, ptr %i2p 44 ret i32 %load 45} 46 47declare void @llvm.assume(i1 noundef) #0 48declare i1 @llvm.amdgcn.is.shared(ptr nocapture) #1 49declare i1 @llvm.amdgcn.is.private(ptr nocapture) #1 50 51attributes #0 = { inaccessiblememonly nofree nosync nounwind willreturn } 52attributes #1 = { nounwind readnone speculatable willreturn } 53