77 changes: 38 additions & 39 deletions llvm/test/Transforms/Attributor/value-simplify-gpu.ll
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Original file line number Diff line number Diff line change
@@ -1,9 +1,10 @@
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=6 -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC

target triple = "amdgcn-amd-amdhsa"

%struct.ident_t = type { i32, i32, i32, i32, i8* }
@ReachableKernel = internal addrspace(3) global i32 3, align 4
@UnreachableKernel = internal addrspace(3) global i32 42, align 4
@ReachableKernelAS0 = internal global i32 7, align 4
Expand Down Expand Up @@ -110,7 +111,8 @@ define internal void @level2Kernela() {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* @ReachableKernelAS0, align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 noundef 42) #[[ATTR5:[0-9]+]]
; TUNIT-NEXT: [[TMP2:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 noundef [[TMP2]]) #[[ATTR5:[0-9]+]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nosync nounwind
Expand Down Expand Up @@ -138,7 +140,8 @@ define internal void @level2Kernelb() {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* @ReachableKernelAS0, align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 noundef 42) #[[ATTR5]]
; TUNIT-NEXT: [[TMP2:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 noundef [[TMP2]]) #[[ATTR5]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nosync nounwind
Expand All @@ -160,18 +163,12 @@ entry:
}

define internal void @level2Kernelall_late() {
; TUNIT: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; TUNIT-LABEL: define {{[^@]+}}@level2Kernelall_late
; TUNIT-SAME: () #[[ATTR2]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; CGSCC-LABEL: define {{[^@]+}}@level2Kernelall_late
; CGSCC-SAME: () #[[ATTR2]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
; CGSCC-NEXT: ret void
; CHECK: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; CHECK-LABEL: define {{[^@]+}}@level2Kernelall_late
; CHECK-SAME: () #[[ATTR2]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
; CHECK-NEXT: ret void
;
entry:
store i32 1, i32 *addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
Expand Down Expand Up @@ -211,10 +208,12 @@ define internal void @level1(i32 %C) {
; TUNIT-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[C]], 0
; TUNIT-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; TUNIT: if.then:
; TUNIT-NEXT: call void @level2a() #[[ATTR3]]
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, i32* [[LOCAL]], align 4
; TUNIT-NEXT: call void @level2a(i32 [[TMP0]]) #[[ATTR3]]
; TUNIT-NEXT: br label [[IF_END:%.*]]
; TUNIT: if.else:
; TUNIT-NEXT: call void @level2b() #[[ATTR3]]
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* [[LOCAL]], align 4
; TUNIT-NEXT: call void @level2b(i32 [[TMP1]]) #[[ATTR3]]
; TUNIT-NEXT: br label [[IF_END]]
; TUNIT: if.end:
; TUNIT-NEXT: call void @level2all_late(i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[LOCAL]]) #[[ATTR3]]
Expand Down Expand Up @@ -263,6 +262,7 @@ define internal void @level2all_early(i32* %addr) {
; TUNIT-SAME: (i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; TUNIT-NEXT: store i32 17, i32* [[ADDR]], align 4
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
Expand All @@ -282,11 +282,14 @@ entry:
define internal void @level2a(i32* %addr) {
; TUNIT: Function Attrs: norecurse nosync nounwind
; TUNIT-LABEL: define {{[^@]+}}@level2a
; TUNIT-SAME: () #[[ATTR1]] {
; TUNIT-SAME: (i32 [[TMP0:%.*]]) #[[ATTR1]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 17) #[[ATTR5]]
; TUNIT-NEXT: [[ADDR_PRIV:%.*]] = alloca i32, align 4
; TUNIT-NEXT: store i32 [[TMP0]], i32* [[ADDR_PRIV]], align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; TUNIT-NEXT: [[TMP2:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; TUNIT-NEXT: [[QQQQ2:%.*]] = load i32, i32* [[ADDR_PRIV]], align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP1]], i32 noundef [[TMP2]], i32 [[QQQQ2]]) #[[ATTR5]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nosync nounwind
Expand All @@ -310,11 +313,14 @@ entry:
define internal void @level2b(i32* %addr) {
; TUNIT: Function Attrs: norecurse nosync nounwind
; TUNIT-LABEL: define {{[^@]+}}@level2b
; TUNIT-SAME: () #[[ATTR1]] {
; TUNIT-SAME: (i32 [[TMP0:%.*]]) #[[ATTR1]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP0]], i32 noundef [[TMP1]], i32 17) #[[ATTR5]]
; TUNIT-NEXT: [[ADDR_PRIV:%.*]] = alloca i32, align 4
; TUNIT-NEXT: store i32 [[TMP0]], i32* [[ADDR_PRIV]], align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; TUNIT-NEXT: [[TMP2:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; TUNIT-NEXT: [[TMP3:%.*]] = load i32, i32* [[ADDR_PRIV]], align 4
; TUNIT-NEXT: call void @use(i32 noundef [[TMP1]], i32 noundef [[TMP2]], i32 [[TMP3]]) #[[ATTR5]]
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nosync nounwind
Expand All @@ -336,20 +342,13 @@ entry:
}

define internal void @level2all_late(i32* %addr) {
; TUNIT: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; TUNIT-LABEL: define {{[^@]+}}@level2all_late
; TUNIT-SAME: (i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; CGSCC-LABEL: define {{[^@]+}}@level2all_late
; CGSCC-SAME: (i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; CGSCC-NEXT: store i32 5, i32* [[ADDR]], align 4
; CGSCC-NEXT: ret void
; CHECK: Function Attrs: nofree norecurse nosync nounwind willreturn memory(write)
; CHECK-LABEL: define {{[^@]+}}@level2all_late
; CHECK-SAME: (i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; CHECK-NEXT: store i32 5, i32* [[ADDR]], align 4
; CHECK-NEXT: ret void
;
entry:
store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
Expand Down
5 changes: 3 additions & 2 deletions llvm/test/Transforms/Attributor/value-simplify-reachability.ll
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=7 -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC

@GInt1 = internal global i32 undef, align 4
Expand Down Expand Up @@ -711,7 +711,8 @@ define internal void @exclusion_set3_helper(i1 %c, ptr %p) {
; TUNIT-NEXT: call void @usei32(i32 [[USE2]])
; TUNIT-NEXT: br label [[T]]
; TUNIT: m:
; TUNIT-NEXT: call void @usei32(i32 42)
; TUNIT-NEXT: [[USE3:%.*]] = load i32, ptr [[P]], align 4
; TUNIT-NEXT: call void @usei32(i32 [[USE3]])
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: nosync
Expand Down
115 changes: 115 additions & 0 deletions llvm/test/Transforms/OpenMP/value-simplify-openmp-opt.ll
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Original file line number Diff line number Diff line change
@@ -0,0 +1,115 @@
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -aa-pipeline=basic-aa -passes=openmp-opt -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=openmp-opt-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC

target triple = "amdgcn-amd-amdhsa"

%struct.ident_t = type { i32, i32, i32, i32, i8* }

@G = internal addrspace(3) global i32 undef, align 4

; Make sure we do not delete the stores to @G without also replacing the load with `1`.
;.
; CHECK: @[[G:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global i32 undef, align 4
;.
define void @kernel() "kernel" {
; TUNIT: Function Attrs: norecurse
; TUNIT-LABEL: define {{[^@]+}}@kernel
; TUNIT-SAME: () #[[ATTR0:[0-9]+]] {
; TUNIT-NEXT: [[CALL:%.*]] = call i32 @__kmpc_target_init(%struct.ident_t* undef, i8 1, i1 false)
; TUNIT-NEXT: [[CMP:%.*]] = icmp eq i32 [[CALL]], -1
; TUNIT-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; TUNIT: if.then:
; TUNIT-NEXT: store i32 1, i32 addrspace(3)* @G, align 4
; TUNIT-NEXT: br label [[IF_MERGE:%.*]]
; TUNIT: if.else:
; TUNIT-NEXT: call void @barrier() #[[ATTR4:[0-9]+]]
; TUNIT-NEXT: [[L:%.*]] = load i32, i32 addrspace(3)* @G, align 4
; TUNIT-NEXT: call void @use1(i32 [[L]]) #[[ATTR4]]
; TUNIT-NEXT: br label [[IF_MERGE]]
; TUNIT: if.merge:
; TUNIT-NEXT: br i1 [[CMP]], label [[IF_THEN2:%.*]], label [[IF_END:%.*]]
; TUNIT: if.then2:
; TUNIT-NEXT: store i32 2, i32 addrspace(3)* @G, align 4
; TUNIT-NEXT: call void @barrier() #[[ATTR4]]
; TUNIT-NEXT: br label [[IF_END]]
; TUNIT: if.end:
; TUNIT-NEXT: call void @__kmpc_target_deinit(%struct.ident_t* undef, i8 1)
; TUNIT-NEXT: ret void
;
; CGSCC: Function Attrs: norecurse
; CGSCC-LABEL: define {{[^@]+}}@kernel
; CGSCC-SAME: () #[[ATTR0:[0-9]+]] {
; CGSCC-NEXT: [[CALL:%.*]] = call i32 @__kmpc_target_init(%struct.ident_t* undef, i8 1, i1 false)
; CGSCC-NEXT: [[CMP:%.*]] = icmp eq i32 [[CALL]], -1
; CGSCC-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; CGSCC: if.then:
; CGSCC-NEXT: store i32 1, i32 addrspace(3)* @G, align 4
; CGSCC-NEXT: br label [[IF_MERGE:%.*]]
; CGSCC: if.else:
; CGSCC-NEXT: call void @barrier()
; CGSCC-NEXT: [[L:%.*]] = load i32, i32 addrspace(3)* @G, align 4
; CGSCC-NEXT: call void @use1(i32 [[L]])
; CGSCC-NEXT: br label [[IF_MERGE]]
; CGSCC: if.merge:
; CGSCC-NEXT: br i1 [[CMP]], label [[IF_THEN2:%.*]], label [[IF_END:%.*]]
; CGSCC: if.then2:
; CGSCC-NEXT: store i32 2, i32 addrspace(3)* @G, align 4
; CGSCC-NEXT: call void @barrier()
; CGSCC-NEXT: br label [[IF_END]]
; CGSCC: if.end:
; CGSCC-NEXT: call void @__kmpc_target_deinit(%struct.ident_t* undef, i8 1)
; CGSCC-NEXT: ret void
;
%call = call i32 @__kmpc_target_init(%struct.ident_t* undef, i8 1, i1 false)
%cmp = icmp eq i32 %call, -1
br i1 %cmp, label %if.then, label %if.else
if.then:
store i32 1, i32 addrspace(3)* @G
br label %if.merge
if.else:
call void @barrier();
%l = load i32, i32 addrspace(3)* @G
call void @use1(i32 %l)
br label %if.merge
if.merge:
br i1 %cmp, label %if.then2, label %if.end
if.then2:
store i32 2, i32 addrspace(3)* @G
call void @barrier();
br label %if.end
if.end:
call void @__kmpc_target_deinit(%struct.ident_t* undef, i8 1)
ret void
}

declare void @barrier() norecurse nounwind nocallback
declare void @use1(i32) nosync norecurse nounwind nocallback
declare i32 @__kmpc_target_init(%struct.ident_t*, i8, i1) nocallback
declare void @__kmpc_target_deinit(%struct.ident_t*, i8) nocallback

!llvm.module.flags = !{!0, !1}
!nvvm.annotations = !{!2}

!0 = !{i32 7, !"openmp", i32 50}
!1 = !{i32 7, !"openmp-device", i32 50}
!2 = !{void ()* @kernel, !"kernel", i32 1}

;.
; TUNIT: attributes #[[ATTR0]] = { norecurse "kernel" }
; TUNIT: attributes #[[ATTR1:[0-9]+]] = { nocallback norecurse nounwind }
; TUNIT: attributes #[[ATTR2:[0-9]+]] = { nocallback norecurse nosync nounwind }
; TUNIT: attributes #[[ATTR3:[0-9]+]] = { nocallback }
; TUNIT: attributes #[[ATTR4]] = { nounwind }
;.
; CGSCC: attributes #[[ATTR0]] = { norecurse "kernel" }
; CGSCC: attributes #[[ATTR1:[0-9]+]] = { nocallback norecurse nounwind }
; CGSCC: attributes #[[ATTR2:[0-9]+]] = { nocallback norecurse nosync nounwind }
; CGSCC: attributes #[[ATTR3:[0-9]+]] = { nocallback }
;.
; CHECK: [[META0:![0-9]+]] = !{i32 7, !"openmp", i32 50}
; CHECK: [[META1:![0-9]+]] = !{i32 7, !"openmp-device", i32 50}
; CHECK: [[META2:![0-9]+]] = !{void ()* @kernel, !"kernel", i32 1}
;.
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CHECK: {{.*}}