Test source: git
Source: <stdin>
-- 1. ModuleToFunctionPassAdaptor
ERROR: Unsupported type: <vscale x 4 x i32>
ERROR: Unsupported metadata: 7
ERROR: Unsupported metadata: 30
ERROR: Unsupported metadata: 7
ERROR: Unsupported instruction: %rv = invoke i32 @use_nocapture(ptr %dest)
to label %suc unwind labe
ERROR: Unsupported instruction: %src = alloca i8, i64 24, align 4, addrspace(1)
-- 1. PassManager<Function> : Skipping NOP
-- 2. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @basic_memcpy() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memcpy ptr %dest align 4, ptr %src align 4, i64 12
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 3. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @basic_memcpy() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memcpy ptr %dest align 4, ptr %src align 4, i64 12
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
=>
declare i32 @use_nocapture(nocapture ptr)
define void @basic_memcpy() {
#0:
%src = alloca i64 12, align 4
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
%#2 = call i32 @use_nocapture(nocapture ptr %src)
ret void
}
Transformation seems to be correct!
-- 4. PassManager<Function> : Skipping NOP
-- 5. PassManager<Function> : Skipping NOP
-- 6. MemCpyOptPass
----------------------------------------
define i32 @use_not_dominated_by_src_alloca() {
#0:
%dest = alloca i64 1, align 1
%dest.gep = gep ptr %dest, 8 x i64 -1
%dest.use = load i8, ptr %dest.gep, align 1
%src = alloca i64 1, align 4
%src.val = load i1, ptr %src, align 4
store i1 %src.val, ptr %dest, align 1
ret i32 0
}
Transformation seems to be correct! (syntactically equal)
-- 7. MemCpyOptPass
----------------------------------------
define i32 @use_not_dominated_by_src_alloca() {
#0:
%dest = alloca i64 1, align 1
%dest.gep = gep ptr %dest, 8 x i64 -1
%dest.use = load i8, ptr %dest.gep, align 1
%src = alloca i64 1, align 4
%src.val = load i1, ptr %src, align 4
store i1 %src.val, ptr %dest, align 1
ret i32 0
}
=>
define i32 @use_not_dominated_by_src_alloca() {
#0:
%src = alloca i64 1, align 4
%dest.gep = gep ptr %src, 8 x i64 -1
%dest.use = load i8, ptr %dest.gep, align 4
ret i32 0
}
****************************************
WARNING: Source function is always UB.
It can be refined by any target function.
Please make sure this is what you wanted.
****************************************
Transformation seems to be correct!
-- 8. PassManager<Function> : Skipping NOP
-- 9. PassManager<Function> : Skipping NOP
-- 10. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @basic_memmove() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memmove ptr %dest align 4, ptr %src align 4, i64 12
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 11. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @basic_memmove() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memmove ptr %dest align 4, ptr %src align 4, i64 12
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
=>
declare i32 @use_nocapture(nocapture ptr)
define void @basic_memmove() {
#0:
%src = alloca i64 12, align 4
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
%#2 = call i32 @use_nocapture(nocapture ptr %src)
ret void
}
Transformation seems to be correct!
-- 12. PassManager<Function> : Skipping NOP
-- 13. PassManager<Function> : Skipping NOP
-- 14. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @load_store() {
#0:
%src = alloca i64 4, align 4, dead
%dest = alloca i64 4, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store i32 42, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
%src.val = load i32, ptr %src, align 4
store i32 %src.val, ptr %dest, align 4
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 15. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @load_store() {
#0:
%src = alloca i64 4, align 4, dead
%dest = alloca i64 4, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store i32 42, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
%src.val = load i32, ptr %src, align 4
store i32 %src.val, ptr %dest, align 4
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
=>
declare i32 @use_nocapture(nocapture ptr)
define void @load_store() {
#0:
%src = alloca i64 4, align 4
store i32 42, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
%#2 = call i32 @use_nocapture(nocapture ptr %src)
ret void
}
Transformation seems to be correct!
-- 16. PassManager<Function> : Skipping NOP
-- 17. PassManager<Function> : Skipping NOP
ERROR: Unsupported type: <vscale x 4 x i32>
-- 18. MemCpyOptPass
ERROR: Unsupported type: <vscale x 4 x i32>
-- 19. MemCpyOptPass
ERROR: Unsupported type: <vscale x 4 x i32>
-- 20. PassManager<Function> : Skipping NOP
ERROR: Unsupported type: <vscale x 4 x i32>
-- 21. PassManager<Function> : Skipping NOP
-- 22. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @align_up() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 8, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memcpy ptr %dest align 4, ptr %src align 4, i64 12
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 23. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @align_up() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 8, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memcpy ptr %dest align 8, ptr %src align 4, i64 12
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
=>
declare i32 @use_nocapture(nocapture ptr)
define void @align_up() {
#0:
%src = alloca i64 12, align 8
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 8
%#1 = call i32 @use_nocapture(nocapture ptr %src)
%#2 = call i32 @use_nocapture(nocapture ptr %src)
ret void
}
Transformation seems to be correct!
-- 24. PassManager<Function> : Skipping NOP
-- 25. PassManager<Function> : Skipping NOP
-- 26. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @remove_extra_lifetime_intrinsics() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memcpy ptr %dest align 4, ptr %src align 4, i64 12
end_lifetime ptr %src
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
start_lifetime ptr %src
fillpoison ptr %src
%#3 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
start_lifetime ptr %dest
fillpoison ptr %dest
end_lifetime ptr %dest
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 27. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @remove_extra_lifetime_intrinsics() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memcpy ptr %dest align 4, ptr %src align 4, i64 12
end_lifetime ptr %src
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
start_lifetime ptr %src
fillpoison ptr %src
%#3 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
start_lifetime ptr %dest
fillpoison ptr %dest
end_lifetime ptr %dest
ret void
}
=>
declare i32 @use_nocapture(nocapture ptr)
define void @remove_extra_lifetime_intrinsics() {
#0:
%src = alloca i64 12, align 4
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
%#2 = call i32 @use_nocapture(nocapture ptr %src)
%#3 = call i32 @use_nocapture(nocapture ptr %src)
ret void
}
Transformation seems to be correct!
-- 28. PassManager<Function> : Skipping NOP
-- 29. PassManager<Function> : Skipping NOP
-- 30. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @no_lifetime() {
#0:
%src = alloca i64 12, align 4
%dest = alloca i64 12, align 4
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memcpy ptr %dest align 4, ptr %src align 4, i64 12
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
%#3 = call i32 @use_nocapture(nocapture ptr %dest)
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 31. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @no_lifetime() {
#0:
%src = alloca i64 12, align 4
%dest = alloca i64 12, align 4
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memcpy ptr %dest align 4, ptr %src align 4, i64 12
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
%#3 = call i32 @use_nocapture(nocapture ptr %dest)
ret void
}
=>
declare i32 @use_nocapture(nocapture ptr)
define void @no_lifetime() {
#0:
%src = alloca i64 12, align 4
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
%#2 = call i32 @use_nocapture(nocapture ptr %src)
%#3 = call i32 @use_nocapture(nocapture ptr %src)
ret void
}
Transformation seems to be correct!
-- 32. PassManager<Function> : Skipping NOP
-- 33. PassManager<Function> : Skipping NOP
-- 34. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @alias_no_mod() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
%dest.alias = gep ptr %dest, 12 x i32 0, 1 x i64 0
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memcpy ptr %dest align 4, ptr %src align 4, i64 12
%src.alias = gep ptr %src, 12 x i32 0, 1 x i64 0
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 35. MemCpyOptPass
----------------------------------------
declare i32 @use_nocapture(nocapture ptr)
define void @alias_no_mod() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
memcpy ptr %dest align 4, ptr %src align 4, i64 12
%#2 = call i32 @use_nocapture(nocapture ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
=>
declare i32 @use_nocapture(nocapture ptr)
define void @alias_no_mod() {
#0:
%src = alloca i64 12, align 4
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_nocapture(nocapture ptr %src)
%#2 = call i32 @use_nocapture(nocapture ptr %src)
ret void
}
Transformation seems to be correct!
-- 36. PassManager<Function> : Skipping NOP
-- 37. PassManager<Function> : Skipping NOP
ERROR: Unsupported metadata: 7
-- 38. MemCpyOptPass
ERROR: Unsupported metadata: 7
-- 39. MemCpyOptPass
ERROR: Unsupported metadata: 7
-- 40. PassManager<Function> : Skipping NOP
ERROR: Unsupported metadata: 7
-- 41. PassManager<Function> : Skipping NOP
ERROR: Unsupported metadata: 30
-- 42. MemCpyOptPass
ERROR: Unsupported metadata: 30
-- 43. MemCpyOptPass
ERROR: Unsupported metadata: 7
-- 44. PassManager<Function> : Skipping NOP
ERROR: Unsupported metadata: 7
-- 45. PassManager<Function> : Skipping NOP
ERROR: Unsupported metadata: 7
-- 46. MemCpyOptPass
ERROR: Unsupported metadata: 7
-- 47. MemCpyOptPass
ERROR: Unsupported metadata: 7
-- 48. PassManager<Function> : Skipping NOP
ERROR: Unsupported metadata: 7
-- 49. PassManager<Function> : Skipping NOP
-- 50. MemCpyOptPass
----------------------------------------
declare i32 @use_readonly(nowrite ptr)
define void @src_ref_dest_ref_after_copy() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
memcpy ptr %dest align 4, ptr %src align 4, i64 12
%#1 = call i32 @use_readonly(nocapture nowrite ptr %src)
%#2 = call i32 @use_readonly(nocapture nowrite ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 51. MemCpyOptPass
----------------------------------------
declare i32 @use_readonly(nowrite ptr)
define void @src_ref_dest_ref_after_copy() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
memcpy ptr %dest align 4, ptr %src align 4, i64 12
%#1 = call i32 @use_readonly(nocapture nowrite ptr %src)
%#2 = call i32 @use_readonly(nocapture nowrite ptr %dest)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
=>
declare i32 @use_readonly(nowrite ptr)
define void @src_ref_dest_ref_after_copy() {
#0:
%src = alloca i64 12, align 4
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_readonly(nocapture nowrite ptr %src)
%#2 = call i32 @use_readonly(nocapture nowrite ptr %src)
ret void
}
Transformation seems to be correct!
-- 52. PassManager<Function> : Skipping NOP
-- 53. PassManager<Function> : Skipping NOP
-- 54. MemCpyOptPass
----------------------------------------
declare i32 @use_writeonly(noundef ptr) memory(write)
define void @src_mod_dest_mod_after_copy() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
memcpy ptr %dest align 4, ptr %src align 4, i64 12
%#1 = call i32 @use_writeonly(nocapture noundef ptr %src) memory(write)
%#2 = call i32 @use_writeonly(nocapture noundef ptr %dest) memory(write)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 55. MemCpyOptPass
----------------------------------------
declare i32 @use_writeonly(noundef ptr) memory(write)
define void @src_mod_dest_mod_after_copy() {
#0:
%src = alloca i64 12, align 4, dead
%dest = alloca i64 12, align 4, dead
start_lifetime ptr %src
start_lifetime ptr %dest
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
memcpy ptr %dest align 4, ptr %src align 4, i64 12
%#1 = call i32 @use_writeonly(nocapture noundef ptr %src) memory(write)
%#2 = call i32 @use_writeonly(nocapture noundef ptr %dest) memory(write)
end_lifetime ptr %src
end_lifetime ptr %dest
ret void
}
=>
declare i32 @use_writeonly(noundef ptr) memory(write)
define void @src_mod_dest_mod_after_copy() {
#0:
%src = alloca i64 12, align 4
store {i32, i32, i32} { 10, 20, 30 }, ptr %src, align 4
%#1 = call i32 @use_writeonly(nocapture noundef ptr %src) memory(write)
%#2 = call i32 @use_writeonly(nocapture noundef ptr %src) memory(write)
ret void
}
Transformation doesn't verify! (unsound)
ERROR: Source and target don't have the same return domain
Example:
Source:
ptr %src = pointer(local, block_id=0, offset=0) / Address=#x128
ptr %dest = pointer(local, block_id=1, offset=0) / Address=#x100
i32 %#1 = poison
i32 %#2 = function did not return!
SOURCE MEMORY STATE
===================
NON-LOCAL BLOCKS:
Block 0 > size: 0 align: 1 alloc type: 0 alive: false address: 0
Block 1 > size: 145 align: 1 alloc type: 0 alive: true address: 4
LOCAL BLOCKS:
Block 2 > size: 12 align: 4 alloc type: 1 alive: false address: 296
Block 3 > size: 12 align: 4 alloc type: 1 alive: false address: 256
Target:
ptr %src = pointer(local, block_id=0, offset=0) / Address=#x100
i32 %#1 = poison
i32 %#2 = poison
TARGET MEMORY STATE
===================
LOCAL BLOCKS:
Block 2 > size: 12 align: 4 alloc type: 1 alive: true address: 256
Pass: MemCpyOptPass
Command line: '/home/nlopes/llvm/build/bin/opt' '-load=/home/nlopes/alive2/build/tv/tv.so' '-load-pass-plugin=/home/nlopes/alive2/build/tv/tv.so' '-tv-exit-on-error' '-passes=memcpyopt' '-verify-memoryssa' '-S' '-tv-smt-to=20000' '-tv-report-dir=/home/nlopes/alive2/build/logs' '-tv-smt-stats'
Wrote bitcode to: "/home/nlopes/alive2/build/logs/in_9j9I6NeF_FbPe.bc"
------------------- SMT STATS -------------------
Num queries: 42
Num invalid: 0
Num skips: 0
Num trivial: 58 (58.0%)
Num timeout: 0 (0.0%)
Num errors: 0 (0.0%)
Num SAT: 36 (85.7%)
Num UNSAT: 6 (14.3%)
Alive2: Transform doesn't verify; aborting!
RUN: at line 2: /home/nlopes/alive2/build/opt-alive.sh < /bitbucket/nlopes/llvm/llvm/test/Transforms/MemCpyOpt/stack-move.ll -passes=memcpyopt -verify-memoryssa -S | /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/MemCpyOpt/stack-move.ll + /home/nlopes/alive2/build/opt-alive.sh -passes=memcpyopt -verify-memoryssa -S + /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/MemCpyOpt/stack-move.ll FileCheck error: '<stdin>' is empty. FileCheck command line: /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/MemCpyOpt/stack-move.ll