53 lines · plain
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -passes=infer-address-spaces -o - %s | FileCheck %s3; https://github.com/llvm/llvm-project/issues/536654 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 49; CHECK-NEXT: ret i32 [[LOAD]]10;11bb:12 %asc = addrspacecast ptr addrspace(1) %arg to ptr13 %p2i = ptrtoint ptr %asc to i6414 %i2p = inttoptr i64 %p2i to ptr15 %load = load i32, ptr %i2p16 ret i32 %load17}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, -123 %is.shared = call i1 @llvm.amdgcn.is.shared(ptr %arg)24 %not.is.shared = xor i1 %is.shared, -125 %and = and i1 %not.is.priv, %not.is.shared26 tail call void @llvm.assume(i1 %and)27 %p2i = ptrtoint ptr %arg to i6428 %i2p = inttoptr i64 %p2i to ptr29 %load = load i32, ptr %i2p30 ret i32 %load31}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 437; CHECK-NEXT: ret i32 [[LOAD]]38;39bb:40 %asc = addrspacecast ptr addrspace(3) %arg to ptr41 %p2i = ptrtoint ptr %asc to i6442 %i2p = inttoptr i64 %p2i to ptr43 %load = load i32, ptr %i2p44 ret i32 %load45}46 47declare void @llvm.assume(i1 noundef) #048declare i1 @llvm.amdgcn.is.shared(ptr nocapture) #149declare i1 @llvm.amdgcn.is.private(ptr nocapture) #150 51attributes #0 = { inaccessiblememonly nofree nosync nounwind willreturn }52attributes #1 = { nounwind readnone speculatable willreturn }53