Test Failure: Transforms/InstCombine/load-store-forward.ll

Test source: git

Log:

Source: <stdin>
ERROR: Unsupported instruction:   %__constexpr_1 = ptrtoint i32 (i32*)* @vec_store_load_first to i64
ERROR: Unsupported instruction:   %__constexpr_0 = bitcast i64 ptrtoint (i32 (i32*)* @vec_store_load_first to i64) to <2 x i32>
ERROR: Unsupported instruction:   store <2 x i32> bitcast (i64 ptrtoint (i32 (i32*)* @vec_store_load_first to i64) to <2 x i32>), <2 x i32>* %p2, align 8

----------------------------------------
define i8 @load_smaller_int(* %p) {
%0:
  store i16 258, * %p, align 2
  %p2 = bitcast * %p to *
  %load = load i8, * %p2, align 1
  ret i8 %load
}
=>
define i8 @load_smaller_int(* %p) {
%0:
  store i16 258, * %p, align 2
  %p2 = bitcast * %p to *
  %load = load i8, * %p2, align 1
  ret i8 %load
}
Transformation seems to be correct! (syntactically equal)


----------------------------------------
define i32 @vec_store_load_first(* %p) {
%0:
  %p2 = bitcast * %p to *
  store <2 x i32> { 1, 2 }, * %p2, align 8
  %load = load i32, * %p, align 4
  ret i32 %load
}
=>
define i32 @vec_store_load_first(* %p) {
%0:
  %p2 = bitcast * %p to *
  store <2 x i32> { 1, 2 }, * %p2, align 8
  ret i32 1
}
Transformation seems to be correct!


----------------------------------------
define i17 @vec_store_load_first_odd_size(* %p) {
%0:
  %p2 = bitcast * %p to *
  store <2 x i17> { 1, 2 }, * %p2, align 8
  %load = load i17, * %p, align 4
  ret i17 %load
}
=>
define i17 @vec_store_load_first_odd_size(* %p) {
%0:
  %p2 = bitcast * %p to *
  store <2 x i17> { 1, 2 }, * %p2, align 8
  ret i17 1
}
Transformation doesn't verify!
ERROR: Value mismatch

Example:
* %p = pointer(non-local, block_id=1, offset=0)

Source:
* %p2 = pointer(non-local, block_id=1, offset=0)
i17 %load = #x00002 (2)

SOURCE MEMORY STATE
===================
NON-LOCAL BLOCKS:
Block 0 >	size: 0	align: 1	alloc type: 0
Block 1 >	size: 8	align: 16	alloc type: 0

Target:
* %p2 = pointer(non-local, block_id=1, offset=0)
Source value: #x00002 (2)
Target value: #x00001 (1)


------------------- SMT STATS -------------------
Num queries: 10
Num invalid: 0
Num skips:   0
Num trivial: 13 (56.5%)
Num timeout: 0 (0.0%)
Num errors:  0 (0.0%)
Num SAT:     7 (70.0%)
Num UNSAT:   3 (30.0%)
Alive2: Transform doesn't verify; aborting!

stderr:

+ : 'RUN: at line 2'
+ /home/nlopes/alive2/build/opt-alive.sh -S -instcombine
+ /home/nlopes/llvm/build/bin/FileCheck /home/nlopes/llvm/llvm/test/Transforms/InstCombine/load-store-forward.ll --check-prefixes=CHECK,LITTLE
+ : 'RUN: at line 3'
+ /home/nlopes/alive2/build/opt-alive.sh -S -instcombine -data-layout=E
+ /home/nlopes/llvm/build/bin/FileCheck /home/nlopes/llvm/llvm/test/Transforms/InstCombine/load-store-forward.ll --check-prefixes=CHECK,BIG

FileCheck error: '<stdin>' is empty.
FileCheck command line:  /home/nlopes/llvm/build/bin/FileCheck /home/nlopes/llvm/llvm/test/Transforms/InstCombine/load-store-forward.ll --check-prefixes=CHECK,BIG

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