Test Failure: Transforms/InstCombine/broadcast.ll

Test source: git

Log:

Source: <stdin>

----------------------------------------
define <4 x float> @good1(float %arg) denormal-fp-math=ieee,ieee {
%0:
  %t = insertelement <4 x float> undef, float %arg, i32 0
  %t4 = insertelement <4 x float> %t, float %arg, i32 1
  %t5 = insertelement <4 x float> %t4, float %arg, i32 2
  %t6 = insertelement <4 x float> %t5, float %arg, i32 3
  ret <4 x float> %t6
}
=>
define <4 x float> @good1(float %arg) denormal-fp-math=ieee,ieee {
%0:
  %t = insertelement <4 x float> undef, float %arg, i64 0
  %t6 = shufflevector <4 x float> %t, <4 x float> poison, 0, 0, 0, 0
  ret <4 x float> %t6
}
Transformation seems to be correct!


----------------------------------------
define <4 x float> @good2(float %arg) denormal-fp-math=ieee,ieee {
%0:
  %t = insertelement <4 x float> undef, float %arg, i32 1
  %t4 = insertelement <4 x float> %t, float %arg, i32 2
  %t5 = insertelement <4 x float> %t4, float %arg, i32 0
  %t6 = insertelement <4 x float> %t5, float %arg, i32 3
  ret <4 x float> %t6
}
=>
define <4 x float> @good2(float %arg) denormal-fp-math=ieee,ieee {
%0:
  %1 = insertelement <4 x float> poison, float %arg, i64 0
  %t6 = shufflevector <4 x float> %1, <4 x float> poison, 0, 0, 0, 0
  ret <4 x float> %t6
}
Transformation seems to be correct!


----------------------------------------
define <4 x float> @good3(float %arg) denormal-fp-math=ieee,ieee {
%0:
  %t = insertelement <4 x float> { 0.000000, 0.000000, 0.000000, 0.000000 }, float %arg, i32 0
  %t4 = insertelement <4 x float> %t, float %arg, i32 1
  %t5 = insertelement <4 x float> %t4, float %arg, i32 2
  %t6 = insertelement <4 x float> %t5, float %arg, i32 3
  ret <4 x float> %t6
}
=>
define <4 x float> @good3(float %arg) denormal-fp-math=ieee,ieee {
%0:
  %t = insertelement <4 x float> poison, float %arg, i64 0
  %t6 = shufflevector <4 x float> %t, <4 x float> poison, 0, 0, 0, 0
  ret <4 x float> %t6
}
Transformation seems to be correct!


----------------------------------------
define <4 x float> @good4(float %arg) denormal-fp-math=ieee,ieee {
%0:
  %t = insertelement <4 x float> { 0.000000, 0.000000, 0.000000, 0.000000 }, float %arg, i32 0
  %t4 = insertelement <4 x float> %t, float %arg, i32 1
  %t5 = insertelement <4 x float> %t4, float %arg, i32 2
  %t6 = insertelement <4 x float> %t5, float %arg, i32 3
  %t7 = fadd <4 x float> %t6, %t6, exceptions=ignore
  ret <4 x float> %t7
}
=>
define <4 x float> @good4(float %arg) denormal-fp-math=ieee,ieee {
%0:
  %t = insertelement <4 x float> poison, float %arg, i64 0
  %1 = fadd <4 x float> %t, %t, exceptions=ignore
  %t7 = shufflevector <4 x float> %1, <4 x float> poison, 0, 0, 0, 0
  ret <4 x float> %t7
}
Transformation doesn't verify!
ERROR: Timeout


----------------------------------------
define <4 x float> @good5(float %v) denormal-fp-math=ieee,ieee {
%0:
  %ins1 = insertelement <4 x float> undef, float %v, i32 0
  %a1 = fadd <4 x float> %ins1, %ins1, exceptions=ignore
  %ins2 = insertelement <4 x float> %ins1, float %v, i32 1
  %ins3 = insertelement <4 x float> %ins2, float %v, i32 2
  %ins4 = insertelement <4 x float> %ins3, float %v, i32 3
  %res = fadd <4 x float> %a1, %ins4, exceptions=ignore
  ret <4 x float> %res
}
=>
define <4 x float> @good5(float %v) denormal-fp-math=ieee,ieee {
%0:
  %ins1 = insertelement <4 x float> undef, float %v, i64 0
  %a1 = fadd <4 x float> %ins1, %ins1, exceptions=ignore
  %ins4 = shufflevector <4 x float> %ins1, <4 x float> poison, 0, 0, 0, 0
  %res = fadd <4 x float> %a1, %ins4, exceptions=ignore
  ret <4 x float> %res
}
Transformation doesn't verify!
ERROR: Timeout


----------------------------------------
define <4 x float> @splat_undef1(float %arg) denormal-fp-math=ieee,ieee {
%0:
  %t = insertelement <4 x float> undef, float %arg, i32 1
  %t4 = insertelement <4 x float> %t, float %arg, i32 1
  %t5 = insertelement <4 x float> %t4, float %arg, i32 2
  %t6 = insertelement <4 x float> %t5, float %arg, i32 3
  ret <4 x float> %t6
}
=>
define <4 x float> @splat_undef1(float %arg) denormal-fp-math=ieee,ieee {
%0:
  %1 = insertelement <4 x float> poison, float %arg, i64 0
  %t6 = shufflevector <4 x float> %1, <4 x float> poison, 4294967295, 0, 0, 0
  ret <4 x float> %t6
}
Transformation doesn't verify!
ERROR: Target is more poisonous than source

Example:
float %arg = poison

Source:
<4 x float> %t = < NaN	[based on undef value], poison, NaN, NaN >
<4 x float> %t4 = < NaN, poison, NaN, NaN >
<4 x float> %t5 = < NaN, poison, poison, NaN >
<4 x float> %t6 = < NaN, poison, poison, poison >

Target:
<4 x float> %1 = < poison, poison, poison, poison >
<4 x float> %t6 = < poison, poison, poison, poison >
Source value: < NaN, poison, poison, poison >
Target value: < poison, poison, poison, poison >


------------------- SMT STATS -------------------
Num queries: 51
Num invalid: 0
Num skips:   0
Num trivial: 25 (32.9%)
Num timeout: 2 (3.9%)
Num errors:  0 (0.0%)
Num SAT:     37 (72.5%)
Num UNSAT:   12 (23.5%)
Alive2: Transform doesn't verify; aborting!

stderr:

+ : 'RUN: at line 2'
+ /home/nlopes/alive2/build/opt-alive.sh -passes=instcombine -S
+ /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/InstCombine/broadcast.ll

FileCheck error: '<stdin>' is empty.
FileCheck command line:  /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/InstCombine/broadcast.ll

<-- Back