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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-08 13:28:15 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-08 13:28:28 +0200 |
| commit | 5aa276efcbd67f4300ca1a7f809c6e00aadb03da (patch) | |
| tree | 9b8f0e074014cda8d42f5a97a95bc25082d8b764 /results/classifier/zero-shot-user-mode/instruction/1590336 | |
| parent | 1a3c4faf4e0a25ed0b86e8739d5319a634cb9112 (diff) | |
| download | emulator-bug-study-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.tar.gz emulator-bug-study-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.zip | |
restructure results
Diffstat (limited to 'results/classifier/zero-shot-user-mode/instruction/1590336')
| -rw-r--r-- | results/classifier/zero-shot-user-mode/instruction/1590336 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/results/classifier/zero-shot-user-mode/instruction/1590336 b/results/classifier/zero-shot-user-mode/instruction/1590336 new file mode 100644 index 00000000..4bdc195a --- /dev/null +++ b/results/classifier/zero-shot-user-mode/instruction/1590336 @@ -0,0 +1,21 @@ +instruction: 0.856 +syscall: 0.075 +runtime: 0.068 + + + +qemu-arm does not reject vrintz on non-v8 cpu + +Hello, + +It seems that qemu-arm does not reject some v8-only instructions as it should, but executes them "correctly". + +For instance, while compiling/running some of the GCC ARM instrinsics tests, we noticed that +vrintz should be rejected on cortex-a9 for instance, while it is executed as if the instruction was supported. + +objdump says: + 1074c: f3fa05a0 vrintz.f32 d16, d16 +and qemu -d in_asm says: +0x0001074c: f3fa05a0 vabal.u<illegal width 64> q8, d26, d16 + +The problem is still present in qemu-2.6.0 \ No newline at end of file |