diff options
Diffstat (limited to 'results/classifier/semantic-bugs/instruction/799')
| -rw-r--r-- | results/classifier/semantic-bugs/instruction/799 | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/results/classifier/semantic-bugs/instruction/799 b/results/classifier/semantic-bugs/instruction/799 deleted file mode 100644 index b6de1812..00000000 --- a/results/classifier/semantic-bugs/instruction/799 +++ /dev/null @@ -1,60 +0,0 @@ -instruction: 0.871 -graphic: 0.858 -assembly: 0.798 -device: 0.740 -vnc: 0.609 -socket: 0.576 -network: 0.552 -other: 0.445 -boot: 0.333 -semantic: 0.288 -mistranslation: 0.231 -KVM: 0.164 - -TCG Optimizer crashes on AArch64 SVE2 instruction -Description of problem: -QEMU crashes due to an assertion in the TCG optimizer when optimizing an SVE2 instruction: -``` -Unrecognized operation 145 in do_constant_folding. -../tcg/optimize.c:458: tcg fatal error -``` -Steps to reproduce: -1. Compile the following minimized reproducer: (a pre-compiled image is provided for convenience - [reproducer.img](/uploads/0bddbfac55306a297fee59dd2f6923cf/reproducer.img)) -```asm -.org 0x0 -entry: - mrs x1, cptr_el3 - orr x9, x1, #0x100 - msr cptr_el3, x9 - - msr cptr_el2, xzr - - mov x1, #0x3 - mrs x9, cpacr_el1 - bfi x9, x1, #16, #2 - bfi x9, x1, #20, #2 - msr cpacr_el1, x9 - - mov x9, 512 - mov x0, x9 - asr x0, x0, 7 - sub x9, x0, #1 - msr zcr_el1, x9 - - mov x9, 512 - mov x0, x9 - asr x0, x0, 7 - sub x9, x0, #1 - msr zcr_el2, x9 - - mov x9, 512 - mov x0, x9 - asr x0, x0, 7 - sub x9, x0, #1 - msr zcr_el3, x9 - - uqxtnt z11.s, z22.d -``` -2. Execute it using the command line given above. -Additional information: -I tested latest master as well, and the problem persists. |