diff options
author | Yichao Yu <yyc1992@gmail.com> | 2017-11-02 12:18:33 +0000 |
---|---|---|
committer | Yichao Yu <yyc1992@gmail.com> | 2017-11-02 12:18:33 +0000 |
commit | 52f6f2ce7b3f0f5366cd96e2b3305df56e35529f (patch) | |
tree | 4b2fcefe8a6e483f5d88a33a1241993f2aba0b36 /test/Analysis | |
parent | 4352a046c591aec0915c4f16d54d03b1d00c1efa (diff) |
Allow inaccessiblememonly and inaccessiblemem_or_argmemonly to be overwriten on call site with operand bundle
Summary:
Similar to argmemonly, readonly and readnone.
Fix PR35128
Reviewers: andrew.w.kaylor, chandlerc, hfinkel
Reviewed By: hfinkel
Subscribers: hfinkel, llvm-commits
Differential Revision: https://reviews.llvm.org/D39434
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@317201 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis')
-rw-r--r-- | test/Analysis/BasicAA/cs-cs.ll | 115 |
1 files changed, 96 insertions, 19 deletions
diff --git a/test/Analysis/BasicAA/cs-cs.ll b/test/Analysis/BasicAA/cs-cs.ll index 870794c2516..3695275649b 100644 --- a/test/Analysis/BasicAA/cs-cs.ll +++ b/test/Analysis/BasicAA/cs-cs.ll @@ -2,13 +2,13 @@ target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:64-v128:32:128-a0:0:32-n32" target triple = "arm-apple-ios" -declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind -declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind +declare void @llvm.memset.p0i8.i64(i8* nocapture writeonly, i8, i64, i32, i1) #0 +declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i32, i1) #0 -declare void @a_readonly_func(i8 *) noinline nounwind readonly -declare void @a_writeonly_func(i8 *) noinline nounwind writeonly +declare void @a_readonly_func(i8*) #1 +declare void @a_writeonly_func(i8*) #2 -define void @test2(i8* %P, i8* %Q) nounwind ssp { +define void @test2(i8* %P, i8* %Q) #3 { tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) ret void @@ -24,7 +24,7 @@ define void @test2(i8* %P, i8* %Q) nounwind ssp { ; CHECK: Just Mod: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) } -define void @test2a(i8* noalias %P, i8* noalias %Q) nounwind ssp { +define void @test2a(i8* noalias %P, i8* noalias %Q) #3 { tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) ret void @@ -40,7 +40,7 @@ define void @test2a(i8* noalias %P, i8* noalias %Q) nounwind ssp { ; CHECK: Just Mod: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) } -define void @test2b(i8* noalias %P, i8* noalias %Q) nounwind ssp { +define void @test2b(i8* noalias %P, i8* noalias %Q) #3 { tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) %R = getelementptr i8, i8* %P, i64 12 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %R, i8* %Q, i64 12, i32 1, i1 false) @@ -61,7 +61,7 @@ define void @test2b(i8* noalias %P, i8* noalias %Q) nounwind ssp { ; CHECK: NoModRef: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %R, i8* %Q, i64 12, i32 1, i1 false) <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) } -define void @test2c(i8* noalias %P, i8* noalias %Q) nounwind ssp { +define void @test2c(i8* noalias %P, i8* noalias %Q) #3 { tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) %R = getelementptr i8, i8* %P, i64 11 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %R, i8* %Q, i64 12, i32 1, i1 false) @@ -82,7 +82,7 @@ define void @test2c(i8* noalias %P, i8* noalias %Q) nounwind ssp { ; CHECK: Just Mod: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %R, i8* %Q, i64 12, i32 1, i1 false) <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) } -define void @test2d(i8* noalias %P, i8* noalias %Q) nounwind ssp { +define void @test2d(i8* noalias %P, i8* noalias %Q) #3 { tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) %R = getelementptr i8, i8* %P, i64 -12 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %R, i8* %Q, i64 12, i32 1, i1 false) @@ -103,7 +103,7 @@ define void @test2d(i8* noalias %P, i8* noalias %Q) nounwind ssp { ; CHECK: NoModRef: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %R, i8* %Q, i64 12, i32 1, i1 false) <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) } -define void @test2e(i8* noalias %P, i8* noalias %Q) nounwind ssp { +define void @test2e(i8* noalias %P, i8* noalias %Q) #3 { tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) %R = getelementptr i8, i8* %P, i64 -11 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %R, i8* %Q, i64 12, i32 1, i1 false) @@ -124,7 +124,7 @@ define void @test2e(i8* noalias %P, i8* noalias %Q) nounwind ssp { ; CHECK: Just Mod: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %R, i8* %Q, i64 12, i32 1, i1 false) <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) } -define void @test3(i8* %P, i8* %Q) nounwind ssp { +define void @test3(i8* %P, i8* %Q) #3 { tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 8, i32 1, i1 false) tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) ret void @@ -140,7 +140,7 @@ define void @test3(i8* %P, i8* %Q) nounwind ssp { ; CHECK: Just Mod: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 8, i32 1, i1 false) } -define void @test3a(i8* noalias %P, i8* noalias %Q) nounwind ssp { +define void @test3a(i8* noalias %P, i8* noalias %Q) #3 { tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 8, i32 1, i1 false) tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) ret void @@ -156,7 +156,7 @@ define void @test3a(i8* noalias %P, i8* noalias %Q) nounwind ssp { ; CHECK: Just Mod: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 8, i32 1, i1 false) } -define void @test4(i8* %P, i8* noalias %Q) nounwind ssp { +define void @test4(i8* %P, i8* noalias %Q) #3 { tail call void @llvm.memset.p0i8.i64(i8* %P, i8 42, i64 8, i32 1, i1 false) tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) ret void @@ -172,7 +172,7 @@ define void @test4(i8* %P, i8* noalias %Q) nounwind ssp { ; CHECK: Just Mod: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) <-> tail call void @llvm.memset.p0i8.i64(i8* %P, i8 42, i64 8, i32 1, i1 false) } -define void @test5(i8* %P, i8* %Q, i8* %R) nounwind ssp { +define void @test5(i8* %P, i8* %Q, i8* %R) #3 { tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %R, i64 12, i32 1, i1 false) ret void @@ -192,7 +192,7 @@ define void @test5(i8* %P, i8* %Q, i8* %R) nounwind ssp { ; CHECK: Just Mod: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %R, i64 12, i32 1, i1 false) <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) } -define void @test6(i8* %P) nounwind ssp { +define void @test6(i8* %P) #3 { call void @llvm.memset.p0i8.i64(i8* %P, i8 -51, i64 32, i32 8, i1 false) call void @a_readonly_func(i8* %P) ret void @@ -205,7 +205,7 @@ define void @test6(i8* %P) nounwind ssp { ; CHECK: Just Ref: call void @a_readonly_func(i8* %P) <-> call void @llvm.memset.p0i8.i64(i8* %P, i8 -51, i64 32, i32 8, i1 false) } -define void @test7(i8* %P) nounwind ssp { +define void @test7(i8* %P) #3 { call void @a_writeonly_func(i8* %P) call void @a_readonly_func(i8* %P) ret void @@ -218,9 +218,9 @@ define void @test7(i8* %P) nounwind ssp { ; CHECK: Just Ref: call void @a_readonly_func(i8* %P) <-> call void @a_writeonly_func(i8* %P) } -declare void @an_inaccessiblememonly_func() nounwind inaccessiblememonly -declare void @an_inaccessibleorargmemonly_func(i8 *) nounwind inaccessiblemem_or_argmemonly -declare void @an_argmemonly_func(i8 *) nounwind argmemonly +declare void @an_inaccessiblememonly_func() #4 +declare void @an_inaccessibleorargmemonly_func(i8*) #5 +declare void @an_argmemonly_func(i8*) #0 define void @test8(i8* %p) { entry: @@ -260,3 +260,80 @@ entry: ; CHECK: NoModRef: call void @an_argmemonly_func(i8* %q) <-> call void @an_inaccessiblememonly_func() ; CHECK: Both ModRef: call void @an_argmemonly_func(i8* %q) <-> call void @an_inaccessibleorargmemonly_func(i8* %q) } + +;; test that unknown operand bundle has unknown effect to the heap +define void @test9(i8* %p) { +; CHECK-LABEL: Function: test9 +entry: + %q = getelementptr i8, i8* %p, i64 16 + call void @a_readonly_func(i8* %p) [ "unknown"() ] + call void @an_inaccessiblememonly_func() [ "unknown"() ] + call void @an_inaccessibleorargmemonly_func(i8* %q) [ "unknown"() ] + call void @an_argmemonly_func(i8* %q) [ "unknown"() ] + ret void + +; CHECK: Both ModRef: Ptr: i8* %p <-> call void @a_readonly_func(i8* %p) [ "unknown"() ] +; CHECK: Both ModRef: Ptr: i8* %q <-> call void @a_readonly_func(i8* %p) [ "unknown"() ] +; CHECK: Both ModRef: Ptr: i8* %p <-> call void @an_inaccessiblememonly_func() [ "unknown"() ] +; CHECK: Both ModRef: Ptr: i8* %q <-> call void @an_inaccessiblememonly_func() [ "unknown"() ] +; CHECK: Both ModRef: Ptr: i8* %p <-> call void @an_inaccessibleorargmemonly_func(i8* %q) [ "unknown"() ] +; CHECK: Both ModRef: Ptr: i8* %q <-> call void @an_inaccessibleorargmemonly_func(i8* %q) [ "unknown"() ] +; CHECK: Both ModRef: Ptr: i8* %p <-> call void @an_argmemonly_func(i8* %q) [ "unknown"() ] +; CHECK: Both ModRef: Ptr: i8* %q <-> call void @an_argmemonly_func(i8* %q) [ "unknown"() ] +; CHECK: Both ModRef: call void @a_readonly_func(i8* %p) [ "unknown"() ] <-> call void @an_inaccessiblememonly_func() [ "unknown"() ] +; CHECK: Both ModRef: call void @a_readonly_func(i8* %p) [ "unknown"() ] <-> call void @an_inaccessibleorargmemonly_func(i8* %q) [ "unknown"() ] +; CHECK: Both ModRef: call void @a_readonly_func(i8* %p) [ "unknown"() ] <-> call void @an_argmemonly_func(i8* %q) [ "unknown"() ] +; CHECK: Both ModRef: call void @an_inaccessiblememonly_func() [ "unknown"() ] <-> call void @a_readonly_func(i8* %p) [ "unknown"() ] +; CHECK: Both ModRef: call void @an_inaccessiblememonly_func() [ "unknown"() ] <-> call void @an_inaccessibleorargmemonly_func(i8* %q) [ "unknown"() ] +; CHECK: Both ModRef: call void @an_inaccessiblememonly_func() [ "unknown"() ] <-> call void @an_argmemonly_func(i8* %q) [ "unknown"() ] +; CHECK: Both ModRef: call void @an_inaccessibleorargmemonly_func(i8* %q) [ "unknown"() ] <-> call void @a_readonly_func(i8* %p) [ "unknown"() ] +; CHECK: Both ModRef: call void @an_inaccessibleorargmemonly_func(i8* %q) [ "unknown"() ] <-> call void @an_inaccessiblememonly_func() [ "unknown"() ] +; CHECK: Both ModRef: call void @an_inaccessibleorargmemonly_func(i8* %q) [ "unknown"() ] <-> call void @an_argmemonly_func(i8* %q) [ "unknown"() ] +; CHECK: Both ModRef: call void @an_argmemonly_func(i8* %q) [ "unknown"() ] <-> call void @a_readonly_func(i8* %p) [ "unknown"() ] +; CHECK: Both ModRef: call void @an_argmemonly_func(i8* %q) [ "unknown"() ] <-> call void @an_inaccessiblememonly_func() [ "unknown"() ] +; CHECK: Both ModRef: call void @an_argmemonly_func(i8* %q) [ "unknown"() ] <-> call void @an_inaccessibleorargmemonly_func(i8* %q) [ "unknown"() ] +} + +;; test callsite overwrite of unknown operand bundle +define void @test10(i8* %p) { +; CHECK-LABEL: Function: test10 +entry: + %q = getelementptr i8, i8* %p, i64 16 + call void @a_readonly_func(i8* %p) #6 [ "unknown"() ] + call void @an_inaccessiblememonly_func() #7 [ "unknown"() ] + call void @an_inaccessibleorargmemonly_func(i8* %q) #8 [ "unknown"() ] + call void @an_argmemonly_func(i8* %q) #9 [ "unknown"() ] + ret void + +; CHECK: Just Ref: Ptr: i8* %p <-> call void @a_readonly_func(i8* %p) #6 [ "unknown"() ] +; CHECK: Just Ref: Ptr: i8* %q <-> call void @a_readonly_func(i8* %p) #6 [ "unknown"() ] +; CHECK: NoModRef: Ptr: i8* %p <-> call void @an_inaccessiblememonly_func() #7 [ "unknown"() ] +; CHECK: NoModRef: Ptr: i8* %q <-> call void @an_inaccessiblememonly_func() #7 [ "unknown"() ] +; CHECK: NoModRef: Ptr: i8* %p <-> call void @an_inaccessibleorargmemonly_func(i8* %q) #8 [ "unknown"() ] +; CHECK: Both ModRef: Ptr: i8* %q <-> call void @an_inaccessibleorargmemonly_func(i8* %q) #8 [ "unknown"() ] +; CHECK: NoModRef: Ptr: i8* %p <-> call void @an_argmemonly_func(i8* %q) #9 [ "unknown"() ] +; CHECK: Both ModRef: Ptr: i8* %q <-> call void @an_argmemonly_func(i8* %q) #9 [ "unknown"() ] +; CHECK: Just Ref: call void @a_readonly_func(i8* %p) #6 [ "unknown"() ] <-> call void @an_inaccessiblememonly_func() #7 [ "unknown"() ] +; CHECK: Just Ref: call void @a_readonly_func(i8* %p) #6 [ "unknown"() ] <-> call void @an_inaccessibleorargmemonly_func(i8* %q) #8 [ "unknown"() ] +; CHECK: Just Ref: call void @a_readonly_func(i8* %p) #6 [ "unknown"() ] <-> call void @an_argmemonly_func(i8* %q) #9 [ "unknown"() ] +; CHECK: Both ModRef: call void @an_inaccessiblememonly_func() #7 [ "unknown"() ] <-> call void @a_readonly_func(i8* %p) #6 [ "unknown"() ] +; CHECK: Both ModRef: call void @an_inaccessiblememonly_func() #7 [ "unknown"() ] <-> call void @an_inaccessibleorargmemonly_func(i8* %q) #8 [ "unknown"() ] +; CHECK: NoModRef: call void @an_inaccessiblememonly_func() #7 [ "unknown"() ] <-> call void @an_argmemonly_func(i8* %q) #9 [ "unknown"() ] +; CHECK: Both ModRef: call void @an_inaccessibleorargmemonly_func(i8* %q) #8 [ "unknown"() ] <-> call void @a_readonly_func(i8* %p) #6 [ "unknown"() ] +; CHECK: Both ModRef: call void @an_inaccessibleorargmemonly_func(i8* %q) #8 [ "unknown"() ] <-> call void @an_inaccessiblememonly_func() #7 [ "unknown"() ] +; CHECK: Both ModRef: call void @an_inaccessibleorargmemonly_func(i8* %q) #8 [ "unknown"() ] <-> call void @an_argmemonly_func(i8* %q) #9 [ "unknown"() ] +; CHECK: Both ModRef: call void @an_argmemonly_func(i8* %q) #9 [ "unknown"() ] <-> call void @a_readonly_func(i8* %p) #6 [ "unknown"() ] +; CHECK: NoModRef: call void @an_argmemonly_func(i8* %q) #9 [ "unknown"() ] <-> call void @an_inaccessiblememonly_func() #7 [ "unknown"() ] +; CHECK: Both ModRef: call void @an_argmemonly_func(i8* %q) #9 [ "unknown"() ] <-> call void @an_inaccessibleorargmemonly_func(i8* %q) #8 [ "unknown"() ] +} + +attributes #0 = { argmemonly nounwind } +attributes #1 = { noinline nounwind readonly } +attributes #2 = { noinline nounwind writeonly } +attributes #3 = { nounwind ssp } +attributes #4 = { inaccessiblememonly nounwind } +attributes #5 = { inaccessiblemem_or_argmemonly nounwind } +attributes #6 = { readonly } +attributes #7 = { inaccessiblememonly } +attributes #8 = { inaccessiblemem_or_argmemonly } +attributes #9 = { argmemonly } |