Test source: git
Comments: LLVM PR51906
Source: <stdin>
-- 1. ModuleToFunctionPassAdaptor
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
ERROR: Unsupported attribute: noalias
ERROR: Unsupported metadata: 1
ERROR: Unsupported instruction: %x = load atomic i32, ptr @X unordered, align 4
ERROR: Unsupported attribute: noalias
ERROR: Unsupported attribute: noalias
-- 1. PassManager<Function> : Skipping NOP
-- 2. FunctionToLoopPassAdaptor
----------------------------------------
@X = global 4 bytes, align 4
define void @test1(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %Loop ]
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 3. PassManager<Function> : Skipping NOP
-- 4. LoopSimplifyPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test1(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %Loop ]
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 5. LoopSimplifyPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test1(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %Loop ]
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 6. LCSSAPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test1(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %Loop ]
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 7. LCSSAPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test1(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %Loop ]
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 8. PassManager<Function> : Skipping NOP
-- 9. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 10. LICMPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test1(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %Loop ]
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 11. LICMPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test1(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %Loop ]
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
}
=>
@X = global 4 bytes, align 4
define void @test1(i32 %i) {
Entry:
%X.promoted = load i32, ptr @X, align 4
br label %Loop
Loop:
%x21 = phi i32 [ %X.promoted, %Entry ], [ %x2, %Loop ]
%j = phi i32 [ 0, %Entry ], [ %Next, %Loop ]
%x2 = add i32 %x21, 1
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
%x2.lcssa = phi i32 [ %x2, %Loop ]
store i32 %x2.lcssa, ptr @X, align 4
ret void
}
****************************************
WARNING: Source function is always UB.
It can be refined by any target function.
Please make sure this is what you wanted.
****************************************
Transformation doesn't verify! (not unsound)
ERROR: The source program doesn't reach a return instruction.
Consider increasing the unroll factor if it has loops
-- 12. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 13. FunctionToLoopPassAdaptor
----------------------------------------
@X = global 4 bytes, align 4
define void @test1(i32 %i) {
Entry:
%X.promoted = load i32, ptr @X, align 4
br label %Loop
Loop:
%x21 = phi i32 [ %X.promoted, %Entry ], [ %x2, %Loop ]
%j = phi i32 [ 0, %Entry ], [ %Next, %Loop ]
%x2 = add i32 %x21, 1
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
%x2.lcssa = phi i32 [ %x2, %Loop ]
store i32 %x2.lcssa, ptr @X, align 4
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 14. PassManager<Function> : Skipping NOP
-- 15. PassManager<Function> : Skipping NOP
-- 16. FunctionToLoopPassAdaptor
----------------------------------------
@X = global 4 bytes, align 4
define void @test2(i32 %i) {
Entry:
br label %Loop
Loop:
%X1 = gep ptr @X, 4 x i64 1
%A = load i32, ptr %X1, align 4
%V = add i32 %A, 1
%X2 = gep ptr @X, 4 x i64 1
store i32 %V, ptr %X2, align 4
br i1 0, label %Loop, label %Exit
Exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 17. PassManager<Function> : Skipping NOP
-- 18. LoopSimplifyPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test2(i32 %i) {
Entry:
br label %Loop
Loop:
%X1 = gep ptr @X, 4 x i64 1
%A = load i32, ptr %X1, align 4
%V = add i32 %A, 1
%X2 = gep ptr @X, 4 x i64 1
store i32 %V, ptr %X2, align 4
br i1 0, label %Loop, label %Exit
Exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 19. LoopSimplifyPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test2(i32 %i) {
Entry:
br label %Loop
Loop:
%X1 = gep ptr @X, 4 x i64 1
%A = load i32, ptr %X1, align 4
%V = add i32 %A, 1
%X2 = gep ptr @X, 4 x i64 1
store i32 %V, ptr %X2, align 4
br i1 0, label %Loop, label %Exit
Exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 20. LCSSAPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test2(i32 %i) {
Entry:
br label %Loop
Loop:
%X1 = gep ptr @X, 4 x i64 1
%A = load i32, ptr %X1, align 4
%V = add i32 %A, 1
%X2 = gep ptr @X, 4 x i64 1
store i32 %V, ptr %X2, align 4
br i1 0, label %Loop, label %Exit
Exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 21. LCSSAPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test2(i32 %i) {
Entry:
br label %Loop
Loop:
%X1 = gep ptr @X, 4 x i64 1
%A = load i32, ptr %X1, align 4
%V = add i32 %A, 1
%X2 = gep ptr @X, 4 x i64 1
store i32 %V, ptr %X2, align 4
br i1 0, label %Loop, label %Exit
Exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 22. PassManager<Function> : Skipping NOP
-- 23. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 24. LICMPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test2(i32 %i) {
Entry:
br label %Loop
Loop:
%X1 = gep ptr @X, 4 x i64 1
%A = load i32, ptr %X1, align 4
%V = add i32 %A, 1
%X2 = gep ptr @X, 4 x i64 1
store i32 %V, ptr %X2, align 4
br i1 0, label %Loop, label %Exit
Exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 25. LICMPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test2(i32 %i) {
Entry:
br label %Loop
Loop:
%X1 = gep ptr @X, 4 x i64 1
%A = load i32, ptr %X1, align 4
%V = add i32 %A, 1
%X2 = gep ptr @X, 4 x i64 1
store i32 %V, ptr %X2, align 4
br i1 0, label %Loop, label %Exit
Exit:
ret void
}
=>
@X = global 4 bytes, align 4
define void @test2(i32 %i) {
Entry:
%X1 = gep ptr @X, 4 x i64 1
%X1.promoted = load i32, ptr %X1, align 4
br label %Loop
Loop:
%A1 = phi i32 [ %V, %Loop ], [ %X1.promoted, %Entry ]
%V = add i32 %A1, 1
br i1 0, label %Loop, label %Exit
Exit:
%V.lcssa = phi i32 [ %V, %Loop ]
store i32 %V.lcssa, ptr %X1, align 4
ret void
}
****************************************
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!
-- 26. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 27. FunctionToLoopPassAdaptor
----------------------------------------
@X = global 4 bytes, align 4
define void @test2(i32 %i) {
Entry:
%X1 = gep ptr @X, 4 x i64 1
%X2 = gep ptr @X, 4 x i64 1
%X1.promoted = load i32, ptr %X1, align 4
br label %Loop
Loop:
%A1 = phi i32 [ %V, %Loop ], [ %X1.promoted, %Entry ]
%V = add i32 %A1, 1
br i1 0, label %Loop, label %Exit
Exit:
%V.lcssa = phi i32 [ %V, %Loop ]
store i32 %V.lcssa, ptr %X1, align 4
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 28. PassManager<Function> : Skipping NOP
-- 29. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 30. FunctionToLoopPassAdaptor
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 31. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 32. LoopSimplifyPass
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 33. LoopSimplifyPass
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 34. LCSSAPass
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 35. LCSSAPass
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 36. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 37. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 38. LICMPass
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 39. LICMPass
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 40. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 41. FunctionToLoopPassAdaptor
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 42. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: %x = load volatile i32, ptr @X, align 4
-- 43. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 44. FunctionToLoopPassAdaptor
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 45. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 46. LoopSimplifyPass
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 47. LoopSimplifyPass
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 48. LCSSAPass
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 49. LCSSAPass
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 50. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 51. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 52. LICMPass
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 53. LICMPass
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 54. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 55. FunctionToLoopPassAdaptor
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 56. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: store volatile i32 %x2, ptr @X, align 4
-- 57. PassManager<Function> : Skipping NOP
-- 58. FunctionToLoopPassAdaptor
----------------------------------------
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
br label %loop
loop:
%tmp = gep ptr %x, 1 x i64 8
store ptr %tmp, ptr %handle2, align 8
br label %subloop
subloop:
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
%offsetx2 = load ptr, ptr %handle2, align 8
store i8 %n, ptr %offsetx2, align 1
%newoffsetx2 = gep ptr %offsetx2, 1 x i64 -1
store ptr %newoffsetx2, ptr %handle2, align 8
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%offsetx1 = load ptr, ptr %handle1, align 8
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 59. PassManager<Function> : Skipping NOP
-- 60. LoopSimplifyPass
----------------------------------------
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
br label %loop
loop:
%tmp = gep ptr %x, 1 x i64 8
store ptr %tmp, ptr %handle2, align 8
br label %subloop
subloop:
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
%offsetx2 = load ptr, ptr %handle2, align 8
store i8 %n, ptr %offsetx2, align 1
%newoffsetx2 = gep ptr %offsetx2, 1 x i64 -1
store ptr %newoffsetx2, ptr %handle2, align 8
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%offsetx1 = load ptr, ptr %handle1, align 8
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 61. LoopSimplifyPass
----------------------------------------
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
br label %loop
loop:
%tmp = gep ptr %x, 1 x i64 8
store ptr %tmp, ptr %handle2, align 8
br label %subloop
subloop:
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
%offsetx2 = load ptr, ptr %handle2, align 8
store i8 %n, ptr %offsetx2, align 1
%newoffsetx2 = gep ptr %offsetx2, 1 x i64 -1
store ptr %newoffsetx2, ptr %handle2, align 8
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%offsetx1 = load ptr, ptr %handle1, align 8
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 62. LCSSAPass
----------------------------------------
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
br label %loop
loop:
%tmp = gep ptr %x, 1 x i64 8
store ptr %tmp, ptr %handle2, align 8
br label %subloop
subloop:
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
%offsetx2 = load ptr, ptr %handle2, align 8
store i8 %n, ptr %offsetx2, align 1
%newoffsetx2 = gep ptr %offsetx2, 1 x i64 -1
store ptr %newoffsetx2, ptr %handle2, align 8
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%offsetx1 = load ptr, ptr %handle1, align 8
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 63. LCSSAPass
----------------------------------------
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
br label %loop
loop:
%tmp = gep ptr %x, 1 x i64 8
store ptr %tmp, ptr %handle2, align 8
br label %subloop
subloop:
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
%offsetx2 = load ptr, ptr %handle2, align 8
store i8 %n, ptr %offsetx2, align 1
%newoffsetx2 = gep ptr %offsetx2, 1 x i64 -1
store ptr %newoffsetx2, ptr %handle2, align 8
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%offsetx1 = load ptr, ptr %handle1, align 8
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 64. PassManager<Function> : Skipping NOP
-- 65. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 66. LICMPass
----------------------------------------
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
br label %loop
loop:
%tmp = gep ptr %x, 1 x i64 8
store ptr %tmp, ptr %handle2, align 8
br label %subloop
subloop:
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
%offsetx2 = load ptr, ptr %handle2, align 8
store i8 %n, ptr %offsetx2, align 1
%newoffsetx2 = gep ptr %offsetx2, 1 x i64 -1
store ptr %newoffsetx2, ptr %handle2, align 8
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%offsetx1 = load ptr, ptr %handle1, align 8
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 67. LICMPass
----------------------------------------
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
br label %loop
loop:
%tmp = gep ptr %x, 1 x i64 8
store ptr %tmp, ptr %handle2, align 8
br label %subloop
subloop:
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
%offsetx2 = load ptr, ptr %handle2, align 8
store i8 %n, ptr %offsetx2, align 1
%newoffsetx2 = gep ptr %offsetx2, 1 x i64 -1
store ptr %newoffsetx2, ptr %handle2, align 8
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%offsetx1 = load ptr, ptr %handle1, align 8
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
ret void
}
=>
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
br label %loop
loop:
%tmp = gep ptr %x, 1 x i64 8
store ptr %tmp, ptr %handle2, align 8
%handle2.promoted = load ptr, ptr %handle2, align 8
br label %subloop
subloop:
%newoffsetx21 = phi ptr [ %handle2.promoted, %loop ], [ %newoffsetx2, %subloop ]
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
store i8 %n, ptr %newoffsetx21, align 1
%newoffsetx2 = gep ptr %newoffsetx21, 1 x i64 -1
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%newoffsetx2.lcssa = phi ptr [ %newoffsetx2, %subloop ]
store ptr %newoffsetx2.lcssa, ptr %handle2, align 8
%offsetx1 = load ptr, ptr %handle1, align 8
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
ret void
}
****************************************
WARNING: Source function is always UB.
It can be refined by any target function.
Please make sure this is what you wanted.
****************************************
Transformation doesn't verify! (not unsound)
ERROR: The source program doesn't reach a return instruction.
Consider increasing the unroll factor if it has loops
-- 68. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 69. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 70. LICMPass
----------------------------------------
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
br label %loop
loop:
%tmp = gep ptr %x, 1 x i64 8
store ptr %tmp, ptr %handle2, align 8
%handle2.promoted = load ptr, ptr %handle2, align 8
br label %subloop
subloop:
%newoffsetx21 = phi ptr [ %handle2.promoted, %loop ], [ %newoffsetx2, %subloop ]
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
store i8 %n, ptr %newoffsetx21, align 1
%newoffsetx2 = gep ptr %newoffsetx21, 1 x i64 -1
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%newoffsetx2.lcssa = phi ptr [ %newoffsetx2, %subloop ]
store ptr %newoffsetx2.lcssa, ptr %handle2, align 8
%offsetx1 = load ptr, ptr %handle1, align 8
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 71. LICMPass
----------------------------------------
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
br label %loop
loop:
%tmp = gep ptr %x, 1 x i64 8
store ptr %tmp, ptr %handle2, align 8
%handle2.promoted = load ptr, ptr %handle2, align 8
br label %subloop
subloop:
%newoffsetx21 = phi ptr [ %handle2.promoted, %loop ], [ %newoffsetx2, %subloop ]
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
store i8 %n, ptr %newoffsetx21, align 1
%newoffsetx2 = gep ptr %newoffsetx21, 1 x i64 -1
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%newoffsetx2.lcssa = phi ptr [ %newoffsetx2, %subloop ]
store ptr %newoffsetx2.lcssa, ptr %handle2, align 8
%offsetx1 = load ptr, ptr %handle1, align 8
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
ret void
}
=>
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
%tmp = gep ptr %x, 1 x i64 8
%offsetx1 = load ptr, ptr %handle1, align 8
br label %loop
loop:
br label %subloop
subloop:
%newoffsetx21 = phi ptr [ %tmp, %loop ], [ %newoffsetx2, %subloop ]
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
store i8 %n, ptr %newoffsetx21, align 1
%newoffsetx2 = gep ptr %newoffsetx21, 1 x i64 -1
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%newoffsetx2.lcssa = phi ptr [ %newoffsetx2, %subloop ]
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
%newoffsetx2.lcssa.lcssa = phi ptr [ %newoffsetx2.lcssa, %innerexit ]
store ptr %newoffsetx2.lcssa.lcssa, ptr %handle2, align 8
ret void
}
****************************************
WARNING: Source function is always UB.
It can be refined by any target function.
Please make sure this is what you wanted.
****************************************
Transformation doesn't verify! (not unsound)
ERROR: The source program doesn't reach a return instruction.
Consider increasing the unroll factor if it has loops
-- 72. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 73. FunctionToLoopPassAdaptor
----------------------------------------
define void @test4(ptr %x, i8 %n) {
#0:
%handle1 = alloca i64 8, align 8
%handle2 = alloca i64 8, align 8
store ptr %x, ptr %handle1, align 8
%tmp = gep ptr %x, 1 x i64 8
%offsetx1 = load ptr, ptr %handle1, align 8
br label %loop
loop:
br label %subloop
subloop:
%newoffsetx21 = phi ptr [ %tmp, %loop ], [ %newoffsetx2, %subloop ]
%count = phi i8 [ 0, %loop ], [ %nextcount, %subloop ]
store i8 %n, ptr %newoffsetx21, align 1
%newoffsetx2 = gep ptr %newoffsetx21, 1 x i64 -1
%nextcount = add i8 %count, 1
%innerexitcond = icmp sge i8 %nextcount, 8
br i1 %innerexitcond, label %innerexit, label %subloop
innerexit:
%newoffsetx2.lcssa = phi ptr [ %newoffsetx2, %subloop ]
%val = load i8, ptr %offsetx1, align 1
%cond = icmp eq i8 %val, %n
br i1 %cond, label %exit, label %loop
exit:
%newoffsetx2.lcssa.lcssa = phi ptr [ %newoffsetx2.lcssa, %innerexit ]
store ptr %newoffsetx2.lcssa.lcssa, ptr %handle2, align 8
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 74. PassManager<Function> : Skipping NOP
-- 75. PassManager<Function> : Skipping NOP
ERROR: Unsupported attribute: noalias
-- 76. FunctionToLoopPassAdaptor
ERROR: Unsupported attribute: noalias
-- 77. PassManager<Function> : Skipping NOP
ERROR: Unsupported attribute: noalias
-- 78. LoopSimplifyPass
ERROR: Unsupported attribute: noalias
-- 79. LoopSimplifyPass
ERROR: Unsupported attribute: noalias
-- 80. LCSSAPass
ERROR: Unsupported attribute: noalias
-- 81. LCSSAPass
ERROR: Unsupported attribute: noalias
-- 82. PassManager<Function> : Skipping NOP
ERROR: Unsupported attribute: noalias
-- 83. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
ERROR: Unsupported attribute: noalias
-- 84. LICMPass
ERROR: Unsupported attribute: noalias
-- 85. LICMPass
ERROR: Unsupported attribute: noalias
-- 86. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
ERROR: Unsupported attribute: noalias
-- 87. FunctionToLoopPassAdaptor
ERROR: Unsupported attribute: noalias
-- 88. PassManager<Function> : Skipping NOP
ERROR: Unsupported attribute: noalias
-- 89. PassManager<Function> : Skipping NOP
ERROR: Unsupported metadata: 1
-- 90. FunctionToLoopPassAdaptor
ERROR: Unsupported metadata: 1
-- 91. PassManager<Function> : Skipping NOP
ERROR: Unsupported metadata: 1
-- 92. LoopSimplifyPass
ERROR: Unsupported metadata: 1
-- 93. LoopSimplifyPass
ERROR: Unsupported metadata: 1
-- 94. LCSSAPass
ERROR: Unsupported metadata: 1
-- 95. LCSSAPass
ERROR: Unsupported metadata: 1
-- 96. PassManager<Function> : Skipping NOP
ERROR: Unsupported metadata: 1
-- 97. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
ERROR: Unsupported metadata: 1
-- 98. LICMPass
ERROR: Unsupported metadata: 1
-- 99. LICMPass
ERROR: Unsupported metadata: 1
-- 100. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
ERROR: Unsupported metadata: 1
-- 101. FunctionToLoopPassAdaptor
ERROR: Unsupported metadata: 1
-- 102. PassManager<Function> : Skipping NOP
ERROR: Unsupported metadata: 1
-- 103. PassManager<Function> : Skipping NOP
-- 104. FunctionToLoopPassAdaptor
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 105. PassManager<Function> : Skipping NOP
-- 106. LoopSimplifyPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 107. LoopSimplifyPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 108. LCSSAPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 109. LCSSAPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 110. PassManager<Function> : Skipping NOP
-- 111. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 112. LICMPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 113. LICMPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
=>
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%local.promoted = load i32, ptr %local, align 4
br label %loop
loop:
%x21 = phi i32 [ %local.promoted, %entry ], [ %x2, %loop ]
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%x2 = call i32 @opaque(i32 %x21) memory(argmem: readwrite)
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%x2.lcssa = phi i32 [ %x2, %loop ]
store i32 %x2.lcssa, ptr %local, align 4
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation doesn't verify! (not unsound)
ERROR: The source program doesn't reach a return instruction.
Consider increasing the unroll factor if it has loops
-- 114. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 115. FunctionToLoopPassAdaptor
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%local.promoted = load i32, ptr %local, align 4
br label %loop
loop:
%x21 = phi i32 [ %local.promoted, %entry ], [ %x2, %loop ]
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%x2 = call i32 @opaque(i32 %x21) memory(argmem: readwrite)
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%x2.lcssa = phi i32 [ %x2, %loop ]
store i32 %x2.lcssa, ptr %local, align 4
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 116. PassManager<Function> : Skipping NOP
-- 117. PassManager<Function> : Skipping NOP
-- 118. FunctionToLoopPassAdaptor
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7bad() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
%cmp = icmp eq i32 %x2, 0
br i1 %cmp, label %if, label %else
if:
store i32 %x2, ptr %local, align 4
br label %else
else:
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 119. PassManager<Function> : Skipping NOP
-- 120. LoopSimplifyPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7bad() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
%cmp = icmp eq i32 %x2, 0
br i1 %cmp, label %if, label %else
if:
store i32 %x2, ptr %local, align 4
br label %else
else:
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 121. LoopSimplifyPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7bad() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
%cmp = icmp eq i32 %x2, 0
br i1 %cmp, label %if, label %else
if:
store i32 %x2, ptr %local, align 4
br label %else
else:
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 122. LCSSAPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7bad() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
%cmp = icmp eq i32 %x2, 0
br i1 %cmp, label %if, label %else
if:
store i32 %x2, ptr %local, align 4
br label %else
else:
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 123. LCSSAPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7bad() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
%cmp = icmp eq i32 %x2, 0
br i1 %cmp, label %if, label %else
if:
store i32 %x2, ptr %local, align 4
br label %else
else:
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 124. PassManager<Function> : Skipping NOP
-- 125. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 126. LICMPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7bad() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
%cmp = icmp eq i32 %x2, 0
br i1 %cmp, label %if, label %else
if:
store i32 %x2, ptr %local, align 4
br label %else
else:
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 127. LICMPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7bad() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
%cmp = icmp eq i32 %x2, 0
br i1 %cmp, label %if, label %else
if:
store i32 %x2, ptr %local, align 4
br label %else
else:
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
=>
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7bad() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%local.promoted = load i32, ptr %local, align 4
br label %loop
loop:
%x22 = phi i32 [ %local.promoted, %entry ], [ %x21, %else ]
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%x2 = call i32 @opaque(i32 %x22) memory(argmem: readwrite)
%cmp = icmp eq i32 %x2, 0
br i1 %cmp, label %if, label %else
if:
store i32 %x2, ptr %local, align 4
br label %else
else:
%x21 = phi i32 [ %x2, %if ], [ %x22, %loop ]
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation doesn't verify! (not unsound)
ERROR: The source program doesn't reach a return instruction.
Consider increasing the unroll factor if it has loops
-- 128. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 129. FunctionToLoopPassAdaptor
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test7bad() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%local.promoted = load i32, ptr %local, align 4
br label %loop
loop:
%x22 = phi i32 [ %local.promoted, %entry ], [ %x21, %else ]
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%x2 = call i32 @opaque(i32 %x22) memory(argmem: readwrite)
%cmp = icmp eq i32 %x2, 0
br i1 %cmp, label %if, label %else
if:
store i32 %x2, ptr %local, align 4
br label %else
else:
%x21 = phi i32 [ %x2, %if ], [ %x22, %loop ]
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 130. PassManager<Function> : Skipping NOP
-- 131. PassManager<Function> : Skipping NOP
-- 132. FunctionToLoopPassAdaptor
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test8() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%throwaway = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 133. PassManager<Function> : Skipping NOP
-- 134. LoopSimplifyPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test8() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%throwaway = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 135. LoopSimplifyPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test8() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%throwaway = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 136. LCSSAPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test8() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%throwaway = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 137. LCSSAPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test8() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%throwaway = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 138. PassManager<Function> : Skipping NOP
-- 139. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 140. LICMPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test8() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%throwaway = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 141. LICMPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test8() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%throwaway = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%x = load i32, ptr %local, align 4
%x2 = call i32 @opaque(i32 %x) memory(argmem: readwrite)
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
=>
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test8() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%local.promoted = load i32, ptr %local, align 4
br label %loop
loop:
%x21 = phi i32 [ %local.promoted, %entry ], [ %x2, %loop ]
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%throwaway = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%x2 = call i32 @opaque(i32 %x21) memory(argmem: readwrite)
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%x2.lcssa = phi i32 [ %x2, %loop ]
store i32 %x2.lcssa, ptr %local, align 4
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation doesn't verify! (not unsound)
ERROR: The source program doesn't reach a return instruction.
Consider increasing the unroll factor if it has loops
-- 142. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 143. FunctionToLoopPassAdaptor
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test8() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%local.promoted = load i32, ptr %local, align 4
br label %loop
loop:
%x21 = phi i32 [ %local.promoted, %entry ], [ %x2, %loop ]
%j = phi i32 [ 0, %entry ], [ %next, %loop ]
%throwaway = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%x2 = call i32 @opaque(i32 %x21) memory(argmem: readwrite)
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%x2.lcssa = phi i32 [ %x2, %loop ]
store i32 %x2.lcssa, ptr %local, align 4
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 144. PassManager<Function> : Skipping NOP
-- 145. PassManager<Function> : Skipping NOP
-- 146. FunctionToLoopPassAdaptor
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %local, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 147. PassManager<Function> : Skipping NOP
-- 148. LoopSimplifyPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %local, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 149. LoopSimplifyPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %local, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 150. LCSSAPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %local, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 151. LCSSAPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %local, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 152. PassManager<Function> : Skipping NOP
-- 153. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 154. LICMPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %local, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 155. LICMPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %local, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %local, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
=>
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%local.promoted = load i32, ptr %local, align 4
br label %loop
loop:
%x21 = phi i32 [ %local.promoted, %entry ], [ %x2, %else ]
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x21, %if ]
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%x2.lcssa = phi i32 [ %x2, %else ]
store i32 %x2.lcssa, ptr %local, align 4
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation doesn't verify! (not unsound)
ERROR: The source program doesn't reach a return instruction.
Consider increasing the unroll factor if it has loops
-- 156. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 157. FunctionToLoopPassAdaptor
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9() {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%local.promoted = load i32, ptr %local, align 4
br label %loop
loop:
%x21 = phi i32 [ %local.promoted, %entry ], [ %x2, %else ]
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x21, %if ]
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%x2.lcssa = phi i32 [ %x2, %else ]
store i32 %x2.lcssa, ptr %local, align 4
%ret = load i32, ptr %local, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 158. PassManager<Function> : Skipping NOP
-- 159. PassManager<Function> : Skipping NOP
-- 160. FunctionToLoopPassAdaptor
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9bad(i32 %i) {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%notderef = gep ptr %local, 4 x i32 %i
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %notderef, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %notderef, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %notderef, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 161. PassManager<Function> : Skipping NOP
-- 162. LoopSimplifyPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9bad(i32 %i) {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%notderef = gep ptr %local, 4 x i32 %i
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %notderef, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %notderef, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %notderef, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 163. LoopSimplifyPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9bad(i32 %i) {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%notderef = gep ptr %local, 4 x i32 %i
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %notderef, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %notderef, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %notderef, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 164. LCSSAPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9bad(i32 %i) {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%notderef = gep ptr %local, 4 x i32 %i
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %notderef, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %notderef, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %notderef, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 165. LCSSAPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9bad(i32 %i) {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%notderef = gep ptr %local, 4 x i32 %i
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %notderef, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %notderef, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %notderef, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 166. PassManager<Function> : Skipping NOP
-- 167. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 168. LICMPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9bad(i32 %i) {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%notderef = gep ptr %local, 4 x i32 %i
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %notderef, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %notderef, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %notderef, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 169. LICMPass
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9bad(i32 %i) {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%notderef = gep ptr %local, 4 x i32 %i
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %notderef, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %notderef, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %notderef, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 170. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 171. FunctionToLoopPassAdaptor
----------------------------------------
declare void @capture(ptr)
declare i32 @opaque(i32) memory(argmem: readwrite)
define i32 @test9bad(i32 %i) {
entry:
%local = alloca i64 4, align 4
call void @capture(ptr %local)
%notderef = gep ptr %local, 4 x i32 %i
br label %loop
loop:
%j = phi i32 [ 0, %entry ], [ %next, %else ]
%j2 = call i32 @opaque(i32 %j) memory(argmem: readwrite)
%cmp = icmp eq i32 %j2, 0
br i1 %cmp, label %if, label %else
if:
%x = load i32, ptr %notderef, align 4
br label %else
else:
%x2 = phi i32 [ 0, %loop ], [ %x, %if ]
store i32 %x2, ptr %notderef, align 4
%next = add i32 %j, 1
%cond = icmp eq i32 %next, 0
br i1 %cond, label %exit, label %loop
exit:
%ret = load i32, ptr %notderef, align 4
ret i32 %ret
}
Transformation seems to be correct! (syntactically equal)
-- 172. PassManager<Function> : Skipping NOP
-- 173. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: %x = load atomic i32, ptr @X unordered, align 4
-- 174. FunctionToLoopPassAdaptor
ERROR: Unsupported instruction: %x = load atomic i32, ptr @X unordered, align 4
-- 175. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: %x = load atomic i32, ptr @X unordered, align 4
-- 176. LoopSimplifyPass
ERROR: Unsupported instruction: %x = load atomic i32, ptr @X unordered, align 4
-- 177. LoopSimplifyPass
ERROR: Unsupported instruction: %x = load atomic i32, ptr @X unordered, align 4
-- 178. LCSSAPass
ERROR: Unsupported instruction: %x = load atomic i32, ptr @X unordered, align 4
-- 179. LCSSAPass
ERROR: Unsupported instruction: %x = load atomic i32, ptr @X unordered, align 4
-- 180. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: %x = load atomic i32, ptr @X unordered, align 4
-- 181. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
ERROR: Unsupported instruction: %x = load atomic i32, ptr @X unordered, align 4
-- 182. LICMPass
ERROR: Unsupported instruction: %x = load atomic i32, ptr @X unordered, align 4
-- 183. LICMPass
ERROR: Unsupported instruction: %X.promoted = load atomic i32, ptr @X unordered, align 4
-- 184. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
ERROR: Unsupported instruction: %X.promoted = load atomic i32, ptr @X unordered, align 4
-- 185. FunctionToLoopPassAdaptor
ERROR: Unsupported instruction: %X.promoted = load atomic i32, ptr @X unordered, align 4
-- 186. PassManager<Function> : Skipping NOP
ERROR: Unsupported instruction: %X.promoted = load atomic i32, ptr @X unordered, align 4
-- 187. PassManager<Function> : Skipping NOP
-- 188. FunctionToLoopPassAdaptor
----------------------------------------
@X = global 4 bytes, align 4
define void @test11(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %body ]
%early.test = icmp ult i32 %j, 32
br i1 %early.test, label %body, label %Early
body:
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
Early:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 189. PassManager<Function> : Skipping NOP
-- 190. LoopSimplifyPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test11(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %body ]
%early.test = icmp ult i32 %j, 32
br i1 %early.test, label %body, label %Early
body:
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
Early:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 191. LoopSimplifyPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test11(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %body ]
%early.test = icmp ult i32 %j, 32
br i1 %early.test, label %body, label %Early
body:
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
Early:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 192. LCSSAPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test11(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %body ]
%early.test = icmp ult i32 %j, 32
br i1 %early.test, label %body, label %Early
body:
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
Early:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 193. LCSSAPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test11(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %body ]
%early.test = icmp ult i32 %j, 32
br i1 %early.test, label %body, label %Early
body:
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
Early:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 194. PassManager<Function> : Skipping NOP
-- 195. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 196. LICMPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test11(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %body ]
%early.test = icmp ult i32 %j, 32
br i1 %early.test, label %body, label %Early
body:
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
Early:
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 197. LICMPass
----------------------------------------
@X = global 4 bytes, align 4
define void @test11(i32 %i) {
Entry:
br label %Loop
Loop:
%j = phi i32 [ 0, %Entry ], [ %Next, %body ]
%early.test = icmp ult i32 %j, 32
br i1 %early.test, label %body, label %Early
body:
%x = load i32, ptr @X, align 4
%x2 = add i32 %x, 1
store i32 %x2, ptr @X, align 4
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
ret void
Early:
ret void
}
=>
@X = global 4 bytes, align 4
define void @test11(i32 %i) {
Entry:
%X.promoted = load i32, ptr @X, align 4
br label %Loop
Loop:
%x21 = phi i32 [ %X.promoted, %Entry ], [ %x2, %body ]
%j = phi i32 [ 0, %Entry ], [ %Next, %body ]
%early.test = icmp ult i32 %j, 32
br i1 %early.test, label %body, label %Early
body:
%x2 = add i32 %x21, 1
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
%x2.lcssa = phi i32 [ %x2, %body ]
store i32 %x2.lcssa, ptr @X, align 4
ret void
Early:
%x21.lcssa = phi i32 [ %x21, %Loop ]
store i32 %x21.lcssa, ptr @X, align 4
ret void
}
****************************************
WARNING: Source function is always UB.
It can be refined by any target function.
Please make sure this is what you wanted.
****************************************
Transformation doesn't verify! (not unsound)
ERROR: The source program doesn't reach a return instruction.
Consider increasing the unroll factor if it has loops
-- 198. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 199. FunctionToLoopPassAdaptor
----------------------------------------
@X = global 4 bytes, align 4
define void @test11(i32 %i) {
Entry:
%X.promoted = load i32, ptr @X, align 4
br label %Loop
Loop:
%x21 = phi i32 [ %X.promoted, %Entry ], [ %x2, %body ]
%j = phi i32 [ 0, %Entry ], [ %Next, %body ]
%early.test = icmp ult i32 %j, 32
br i1 %early.test, label %body, label %Early
body:
%x2 = add i32 %x21, 1
%Next = add i32 %j, 1
%cond = icmp eq i32 %Next, 0
br i1 %cond, label %Out, label %Loop
Out:
%x2.lcssa = phi i32 [ %x2, %body ]
store i32 %x2.lcssa, ptr @X, align 4
ret void
Early:
%x21.lcssa = phi i32 [ %x21, %Loop ]
store i32 %x21.lcssa, ptr @X, align 4
ret void
}
Transformation seems to be correct! (syntactically equal)
-- 200. PassManager<Function> : Skipping NOP
-- 201. PassManager<Function> : Skipping NOP
-- 202. FunctionToLoopPassAdaptor
----------------------------------------
define i8 @test_hoistable_existing_load_sinkable_store_writeonly(ptr dereferenceable(8) %ptr, i8 %start) memory(write) {
entry:
br label %loop.header
loop.header:
%i = phi i8 [ %start, %entry ], [ %add, %loop.latch ]
%cmp = icmp ult i8 %i, 4
br i1 %cmp, label %loop.latch, label %exit
loop.latch:
%div = sdiv i8 %i, 3
%inc = load i8, ptr dereferenceable(8) %ptr, align 1
store i8 %inc, ptr dereferenceable(8) %ptr, align 1
%add = add i8 %i, %inc
br label %loop.header
exit:
ret i8 %i
}
Transformation seems to be correct! (syntactically equal)
-- 203. PassManager<Function> : Skipping NOP
-- 204. LoopSimplifyPass
----------------------------------------
define i8 @test_hoistable_existing_load_sinkable_store_writeonly(ptr dereferenceable(8) %ptr, i8 %start) memory(write) {
entry:
br label %loop.header
loop.header:
%i = phi i8 [ %start, %entry ], [ %add, %loop.latch ]
%cmp = icmp ult i8 %i, 4
br i1 %cmp, label %loop.latch, label %exit
loop.latch:
%div = sdiv i8 %i, 3
%inc = load i8, ptr dereferenceable(8) %ptr, align 1
store i8 %inc, ptr dereferenceable(8) %ptr, align 1
%add = add i8 %i, %inc
br label %loop.header
exit:
ret i8 %i
}
Transformation seems to be correct! (syntactically equal)
-- 205. LoopSimplifyPass
----------------------------------------
define i8 @test_hoistable_existing_load_sinkable_store_writeonly(ptr dereferenceable(8) %ptr, i8 %start) memory(write) {
entry:
br label %loop.header
loop.header:
%i = phi i8 [ %start, %entry ], [ %add, %loop.latch ]
%cmp = icmp ult i8 %i, 4
br i1 %cmp, label %loop.latch, label %exit
loop.latch:
%div = sdiv i8 %i, 3
%inc = load i8, ptr dereferenceable(8) %ptr, align 1
store i8 %inc, ptr dereferenceable(8) %ptr, align 1
%add = add i8 %i, %inc
br label %loop.header
exit:
ret i8 %i
}
Transformation seems to be correct! (syntactically equal)
-- 206. LCSSAPass
----------------------------------------
define i8 @test_hoistable_existing_load_sinkable_store_writeonly(ptr dereferenceable(8) %ptr, i8 %start) memory(write) {
entry:
br label %loop.header
loop.header:
%i = phi i8 [ %start, %entry ], [ %add, %loop.latch ]
%cmp = icmp ult i8 %i, 4
br i1 %cmp, label %loop.latch, label %exit
loop.latch:
%div = sdiv i8 %i, 3
%inc = load i8, ptr dereferenceable(8) %ptr, align 1
store i8 %inc, ptr dereferenceable(8) %ptr, align 1
%add = add i8 %i, %inc
br label %loop.header
exit:
ret i8 %i
}
Transformation seems to be correct! (syntactically equal)
-- 207. LCSSAPass
----------------------------------------
define i8 @test_hoistable_existing_load_sinkable_store_writeonly(ptr dereferenceable(8) %ptr, i8 %start) memory(write) {
entry:
br label %loop.header
loop.header:
%i = phi i8 [ %start, %entry ], [ %add, %loop.latch ]
%cmp = icmp ult i8 %i, 4
br i1 %cmp, label %loop.latch, label %exit
loop.latch:
%div = sdiv i8 %i, 3
%inc = load i8, ptr dereferenceable(8) %ptr, align 1
store i8 %inc, ptr dereferenceable(8) %ptr, align 1
%add = add i8 %i, %inc
br label %loop.header
exit:
ret i8 %i
}
=>
define i8 @test_hoistable_existing_load_sinkable_store_writeonly(ptr dereferenceable(8) %ptr, i8 %start) memory(write) {
entry:
br label %loop.header
loop.header:
%i = phi i8 [ %start, %entry ], [ %add, %loop.latch ]
%cmp = icmp ult i8 %i, 4
br i1 %cmp, label %loop.latch, label %exit
loop.latch:
%div = sdiv i8 %i, 3
%inc = load i8, ptr dereferenceable(8) %ptr, align 1
store i8 %inc, ptr dereferenceable(8) %ptr, align 1
%add = add i8 %i, %inc
br label %loop.header
exit:
%i.lcssa = phi i8 [ %i, %loop.header ]
ret i8 %i.lcssa
}
Transformation seems to be correct!
-- 208. PassManager<Function> : Skipping NOP
-- 209. PassManager<Loop, AnalysisManager<Loop, LoopStandardAnalysisResults&>, LoopStandardAnalysisResults&, LPMUpdater&> : Skipping NOP
-- 210. LICMPass
----------------------------------------
define i8 @test_hoistable_existing_load_sinkable_store_writeonly(ptr dereferenceable(8) %ptr, i8 %start) memory(write) {
entry:
br label %loop.header
loop.header:
%i = phi i8 [ %start, %entry ], [ %add, %loop.latch ]
%cmp = icmp ult i8 %i, 4
br i1 %cmp, label %loop.latch, label %exit
loop.latch:
%div = sdiv i8 %i, 3
%inc = load i8, ptr dereferenceable(8) %ptr, align 1
store i8 %inc, ptr dereferenceable(8) %ptr, align 1
%add = add i8 %i, %inc
br label %loop.header
exit:
%i.lcssa = phi i8 [ %i, %loop.header ]
ret i8 %i.lcssa
}
Transformation seems to be correct! (syntactically equal)
-- 211. LICMPass
----------------------------------------
define i8 @test_hoistable_existing_load_sinkable_store_writeonly(ptr dereferenceable(8) %ptr, i8 %start) memory(write) {
entry:
br label %loop.header
loop.header:
%i = phi i8 [ %start, %entry ], [ %add, %loop.latch ]
%cmp = icmp ult i8 %i, 4
br i1 %cmp, label %loop.latch, label %exit
loop.latch:
%div = sdiv i8 %i, 3
%inc = load i8, ptr dereferenceable(8) %ptr, align 1
store i8 %inc, ptr dereferenceable(8) %ptr, align 1
%add = add i8 %i, %inc
br label %loop.header
exit:
%i.lcssa = phi i8 [ %i, %loop.header ]
ret i8 %i.lcssa
}
=>
define i8 @test_hoistable_existing_load_sinkable_store_writeonly(ptr dereferenceable(8) %ptr, i8 %start) memory(write) {
entry:
%ptr.promoted = load i8, ptr dereferenceable(8) %ptr, align 1
br label %loop.header
loop.header:
%inc1 = phi i8 [ %ptr.promoted, %entry ], [ %inc1, %loop.latch ]
%i = phi i8 [ %start, %entry ], [ %add, %loop.latch ]
%cmp = icmp ult i8 %i, 4
br i1 %cmp, label %loop.latch, label %exit
loop.latch:
store i8 %inc1, ptr dereferenceable(8) %ptr, align 1
%add = add i8 %i, %inc1
br label %loop.header
exit:
%i.lcssa = phi i8 [ %i, %loop.header ]
ret i8 %i.lcssa
}
Transformation doesn't verify! (unsound)
ERROR: Source is more defined than target
Example:
ptr dereferenceable(8) %ptr = pointer(non-local, block_id=1, offset=1, attrs=1) / Address=#x02
i8 %start = #x04 (4)
Source:
>> Jump to %loop.header
i8 %i = #x04 (4)
i1 %cmp = #x0 (0)
>> Jump to %exit
i8 %i.lcssa = #x04 (4)
SOURCE MEMORY STATE
===================
NON-LOCAL BLOCKS:
Block 0 > size: 0 align: 1 alloc type: 0 alive: false address: 0
Block 1 > size: 12 align: 1 alloc type: 0 alive: true address: 1
Target:
i8 %ptr.promoted = UB triggered!
Pass: LICMPass
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=licm' '-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_XNypIqkS_hGxo.bc"
------------------- SMT STATS -------------------
Num queries: 24
Num invalid: 0
Num skips: 0
Num trivial: 30 (55.6%)
Num timeout: 0 (0.0%)
Num errors: 0 (0.0%)
Num SAT: 18 (75.0%)
Num UNSAT: 6 (25.0%)
Alive2: Transform doesn't verify; aborting!
RUN: at line 2: /home/nlopes/alive2/build/opt-alive.sh < /bitbucket/nlopes/llvm/llvm/test/Transforms/LICM/scalar-promote.ll -passes=licm -S | /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/LICM/scalar-promote.ll + /home/nlopes/alive2/build/opt-alive.sh -passes=licm -S + /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/LICM/scalar-promote.ll FileCheck error: '<stdin>' is empty. FileCheck command line: /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/LICM/scalar-promote.ll