ca9ac0e24a
Clang now constructs calls to it using the default program address space from the DataLayout. Co-authored-by: Alex Richardson <alexrichardson@google.com>
155 lines
9.4 KiB
LLVM
155 lines
9.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals all --version 4
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; RUN: opt < %s -passes=amdgpu-sw-lower-lds -S -mtriple=amdgcn-amd-amdhsa | FileCheck %s
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; Test to check if LDS accesses are lowered correctly when LDS is passed as function
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; argument to non-kernel.
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@lds_var = internal addrspace(3) global [1024 x i32] poison, align 4
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; @llvm.amdgcn.sw.lds.base.table = internal addrspace(1) constant [1 x ptr addrspace(3)] [ptr addrspace(3) @llvm.amdgcn.sw.lds.my_kernel], no_sanitize_address
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;.
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; CHECK: @llvm.amdgcn.sw.lds.my_kernel = internal addrspace(3) global ptr poison, no_sanitize_address, align 4, !absolute_symbol [[META0:![0-9]+]]
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; CHECK: @llvm.amdgcn.sw.lds.my_kernel.md = internal addrspace(1) global %llvm.amdgcn.sw.lds.my_kernel.md.type { %llvm.amdgcn.sw.lds.my_kernel.md.item { i32 0, i32 8, i32 32 }, %llvm.amdgcn.sw.lds.my_kernel.md.item { i32 32, i32 4096, i32 5120 } }, no_sanitize_address
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; CHECK: @llvm.amdgcn.sw.lds.base.table = internal addrspace(1) constant [1 x ptr addrspace(3)] [ptr addrspace(3) @llvm.amdgcn.sw.lds.my_kernel], no_sanitize_address
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;.
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define void @my_function(ptr addrspace(3) %lds_arg) sanitize_address {
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; CHECK-LABEL: define void @my_function(
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; CHECK-SAME: ptr addrspace(3) [[LDS_ARG:%.*]]) #[[ATTR0:[0-9]+]] {
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; CHECK-NEXT: [[TMP1:%.*]] = call i32 @llvm.amdgcn.lds.kernel.id()
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; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds [1 x ptr addrspace(3)], ptr addrspace(1) @llvm.amdgcn.sw.lds.base.table, i32 0, i32 [[TMP1]]
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; CHECK-NEXT: [[TMP3:%.*]] = load ptr addrspace(3), ptr addrspace(1) [[TMP2]], align 4
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; CHECK-NEXT: [[TMP4:%.*]] = load ptr addrspace(1), ptr addrspace(3) [[TMP3]], align 8
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; CHECK-NEXT: [[TMP5:%.*]] = ptrtoint ptr addrspace(3) [[LDS_ARG]] to i32
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; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds i8, ptr addrspace(1) [[TMP4]], i32 [[TMP5]]
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; CHECK-NEXT: [[TMP7:%.*]] = ptrtoint ptr addrspace(1) [[TMP6]] to i64
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; CHECK-NEXT: [[TMP8:%.*]] = lshr i64 [[TMP7]], 3
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; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[TMP8]], 2147450880
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; CHECK-NEXT: [[TMP10:%.*]] = inttoptr i64 [[TMP9]] to ptr
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; CHECK-NEXT: [[TMP11:%.*]] = load i8, ptr [[TMP10]], align 1
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; CHECK-NEXT: [[TMP12:%.*]] = icmp ne i8 [[TMP11]], 0
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; CHECK-NEXT: [[TMP13:%.*]] = and i64 [[TMP7]], 7
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; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[TMP13]], 3
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; CHECK-NEXT: [[TMP15:%.*]] = trunc i64 [[TMP14]] to i8
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; CHECK-NEXT: [[TMP16:%.*]] = icmp sge i8 [[TMP15]], [[TMP11]]
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; CHECK-NEXT: [[TMP17:%.*]] = and i1 [[TMP12]], [[TMP16]]
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; CHECK-NEXT: [[TMP18:%.*]] = call i64 @llvm.amdgcn.ballot.i64(i1 [[TMP17]])
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; CHECK-NEXT: [[TMP19:%.*]] = icmp ne i64 [[TMP18]], 0
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; CHECK-NEXT: br i1 [[TMP19]], label [[ASAN_REPORT:%.*]], label [[TMP22:%.*]], !prof [[PROF2:![0-9]+]]
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; CHECK: asan.report:
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; CHECK-NEXT: br i1 [[TMP17]], label [[TMP20:%.*]], label [[TMP21:%.*]]
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; CHECK: 20:
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; CHECK-NEXT: call void @__asan_report_load4(i64 [[TMP7]]) #[[ATTR7:[0-9]+]]
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; CHECK-NEXT: call void @llvm.amdgcn.unreachable()
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; CHECK-NEXT: br label [[TMP21]]
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; CHECK: 21:
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; CHECK-NEXT: br label [[TMP22]]
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; CHECK: 22:
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; CHECK-NEXT: [[LDS_VAL:%.*]] = load i32, ptr addrspace(1) [[TMP6]], align 4
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; CHECK-NEXT: [[NEW_LDS_VAL:%.*]] = add i32 [[LDS_VAL]], 1
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; CHECK-NEXT: [[TMP24:%.*]] = ptrtoint ptr addrspace(3) [[LDS_ARG]] to i32
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; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i8, ptr addrspace(1) [[TMP4]], i32 [[TMP24]]
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; CHECK-NEXT: [[TMP26:%.*]] = ptrtoint ptr addrspace(1) [[TMP25]] to i64
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; CHECK-NEXT: [[TMP27:%.*]] = lshr i64 [[TMP26]], 3
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; CHECK-NEXT: [[TMP28:%.*]] = add i64 [[TMP27]], 2147450880
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; CHECK-NEXT: [[TMP29:%.*]] = inttoptr i64 [[TMP28]] to ptr
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; CHECK-NEXT: [[TMP30:%.*]] = load i8, ptr [[TMP29]], align 1
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; CHECK-NEXT: [[TMP31:%.*]] = icmp ne i8 [[TMP30]], 0
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; CHECK-NEXT: [[TMP32:%.*]] = and i64 [[TMP26]], 7
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; CHECK-NEXT: [[TMP33:%.*]] = add i64 [[TMP32]], 3
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; CHECK-NEXT: [[TMP34:%.*]] = trunc i64 [[TMP33]] to i8
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; CHECK-NEXT: [[TMP35:%.*]] = icmp sge i8 [[TMP34]], [[TMP30]]
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; CHECK-NEXT: [[TMP36:%.*]] = and i1 [[TMP31]], [[TMP35]]
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; CHECK-NEXT: [[TMP37:%.*]] = call i64 @llvm.amdgcn.ballot.i64(i1 [[TMP36]])
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; CHECK-NEXT: [[TMP38:%.*]] = icmp ne i64 [[TMP37]], 0
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; CHECK-NEXT: br i1 [[TMP38]], label [[ASAN_REPORT1:%.*]], label [[TMP41:%.*]], !prof [[PROF2]]
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; CHECK: asan.report1:
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; CHECK-NEXT: br i1 [[TMP36]], label [[TMP39:%.*]], label [[TMP40:%.*]]
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; CHECK: 39:
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; CHECK-NEXT: call void @__asan_report_store4(i64 [[TMP26]]) #[[ATTR7]]
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; CHECK-NEXT: call void @llvm.amdgcn.unreachable()
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; CHECK-NEXT: br label [[TMP40]]
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; CHECK: 40:
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; CHECK-NEXT: br label [[TMP41]]
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; CHECK: 41:
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; CHECK-NEXT: store i32 [[NEW_LDS_VAL]], ptr addrspace(1) [[TMP25]], align 4
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; CHECK-NEXT: ret void
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;
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%lds_val = load i32, ptr addrspace(3) %lds_arg, align 4
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%new_lds_val = add i32 %lds_val, 1
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store i32 %new_lds_val, ptr addrspace(3) %lds_arg, align 4
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ret void
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}
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define amdgpu_kernel void @my_kernel() sanitize_address {
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; CHECK-LABEL: define amdgpu_kernel void @my_kernel(
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; CHECK-SAME: ) #[[ATTR1:[0-9]+]] !llvm.amdgcn.lds.kernel.id [[META3:![0-9]+]] {
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; CHECK-NEXT: WId:
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; CHECK-NEXT: [[TMP0:%.*]] = call i32 @llvm.amdgcn.workitem.id.x()
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; CHECK-NEXT: [[TMP1:%.*]] = call i32 @llvm.amdgcn.workitem.id.y()
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; CHECK-NEXT: [[TMP2:%.*]] = call i32 @llvm.amdgcn.workitem.id.z()
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; CHECK-NEXT: [[TMP3:%.*]] = or i32 [[TMP0]], [[TMP1]]
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; CHECK-NEXT: [[TMP4:%.*]] = or i32 [[TMP3]], [[TMP2]]
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; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i32 [[TMP4]], 0
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; CHECK-NEXT: br i1 [[TMP5]], label [[MALLOC:%.*]], label [[TMP7:%.*]]
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; CHECK: Malloc:
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; CHECK-NEXT: [[TMP11:%.*]] = load i32, ptr addrspace(1) getelementptr inbounds ([[LLVM_AMDGCN_SW_LDS_MY_KERNEL_MD_TYPE:%.*]], ptr addrspace(1) @llvm.amdgcn.sw.lds.my_kernel.md, i32 0, i32 1, i32 0), align 4
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; CHECK-NEXT: [[TMP12:%.*]] = load i32, ptr addrspace(1) getelementptr inbounds ([[LLVM_AMDGCN_SW_LDS_MY_KERNEL_MD_TYPE]], ptr addrspace(1) @llvm.amdgcn.sw.lds.my_kernel.md, i32 0, i32 1, i32 2), align 4
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; CHECK-NEXT: [[TMP14:%.*]] = add i32 [[TMP11]], [[TMP12]]
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; CHECK-NEXT: [[TMP13:%.*]] = zext i32 [[TMP14]] to i64
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; CHECK-NEXT: [[TMP10:%.*]] = call ptr @llvm.returnaddress.p0(i32 0)
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; CHECK-NEXT: [[TMP15:%.*]] = ptrtoint ptr [[TMP10]] to i64
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; CHECK-NEXT: [[TMP16:%.*]] = call i64 @__asan_malloc_impl(i64 [[TMP13]], i64 [[TMP15]])
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; CHECK-NEXT: [[TMP6:%.*]] = inttoptr i64 [[TMP16]] to ptr addrspace(1)
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; CHECK-NEXT: store ptr addrspace(1) [[TMP6]], ptr addrspace(3) @llvm.amdgcn.sw.lds.my_kernel, align 8
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; CHECK-NEXT: [[TMP21:%.*]] = getelementptr inbounds i8, ptr addrspace(1) [[TMP6]], i64 8
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; CHECK-NEXT: [[TMP22:%.*]] = ptrtoint ptr addrspace(1) [[TMP21]] to i64
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; CHECK-NEXT: call void @__asan_poison_region(i64 [[TMP22]], i64 24)
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; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i8, ptr addrspace(1) [[TMP6]], i64 4128
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; CHECK-NEXT: [[TMP24:%.*]] = ptrtoint ptr addrspace(1) [[TMP23]] to i64
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; CHECK-NEXT: call void @__asan_poison_region(i64 [[TMP24]], i64 1024)
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; CHECK-NEXT: br label [[TMP7]]
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; CHECK: 18:
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; CHECK-NEXT: [[XYZCOND:%.*]] = phi i1 [ false, [[WID:%.*]] ], [ true, [[MALLOC]] ]
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; CHECK-NEXT: call void @llvm.amdgcn.s.barrier()
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; CHECK-NEXT: [[TMP17:%.*]] = load ptr addrspace(1), ptr addrspace(3) @llvm.amdgcn.sw.lds.my_kernel, align 8
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; CHECK-NEXT: [[TMP8:%.*]] = load i32, ptr addrspace(1) getelementptr inbounds ([[LLVM_AMDGCN_SW_LDS_MY_KERNEL_MD_TYPE]], ptr addrspace(1) @llvm.amdgcn.sw.lds.my_kernel.md, i32 0, i32 1, i32 0), align 4
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; CHECK-NEXT: [[TMP9:%.*]] = getelementptr inbounds i8, ptr addrspace(3) @llvm.amdgcn.sw.lds.my_kernel, i32 [[TMP8]]
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; CHECK-NEXT: [[LDS_PTR:%.*]] = getelementptr [1024 x i32], ptr addrspace(3) [[TMP9]], i32 0, i32 0
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; CHECK-NEXT: call void @my_function(ptr addrspace(3) [[LDS_PTR]])
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; CHECK-NEXT: br label [[CONDFREE:%.*]]
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; CHECK: CondFree:
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; CHECK-NEXT: call void @llvm.amdgcn.s.barrier()
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; CHECK-NEXT: br i1 [[XYZCOND]], label [[FREE:%.*]], label [[END:%.*]]
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; CHECK: Free:
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; CHECK-NEXT: [[TMP18:%.*]] = call ptr @llvm.returnaddress.p0(i32 0)
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; CHECK-NEXT: [[TMP19:%.*]] = ptrtoint ptr [[TMP18]] to i64
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; CHECK-NEXT: [[TMP20:%.*]] = ptrtoint ptr addrspace(1) [[TMP17]] to i64
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; CHECK-NEXT: call void @__asan_free_impl(i64 [[TMP20]], i64 [[TMP19]])
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; CHECK-NEXT: br label [[END]]
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; CHECK: End:
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; CHECK-NEXT: ret void
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;
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%lds_ptr = getelementptr [1024 x i32], ptr addrspace(3) @lds_var, i32 0, i32 0
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call void @my_function(ptr addrspace(3) %lds_ptr)
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ret void
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}
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!llvm.module.flags = !{!0}
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!0 = !{i32 4, !"nosanitize_address", i32 1}
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;.
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; CHECK: attributes #[[ATTR0]] = { sanitize_address }
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; CHECK: attributes #[[ATTR1]] = { sanitize_address "amdgpu-lds-size"="8" }
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; CHECK: attributes #[[ATTR2:[0-9]+]] = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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; CHECK: attributes #[[ATTR3:[0-9]+]] = { nocallback nofree nosync nounwind willreturn memory(none) }
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; CHECK: attributes #[[ATTR4:[0-9]+]] = { convergent nocallback nofree nounwind willreturn }
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; CHECK: attributes #[[ATTR5:[0-9]+]] = { convergent nocallback nocreateundeforpoison nofree nounwind willreturn memory(none) }
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; CHECK: attributes #[[ATTR6:[0-9]+]] = { convergent nocallback nofree nounwind }
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; CHECK: attributes #[[ATTR7]] = { nomerge }
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;.
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; CHECK: [[META0]] = !{i32 0, i32 1}
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; CHECK: [[META1:![0-9]+]] = !{i32 4, !"nosanitize_address", i32 1}
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; CHECK: [[PROF2]] = !{!"branch_weights", i32 1, i32 1048575}
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; CHECK: [[META3]] = !{i32 0}
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;.
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