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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-06-03 12:04:13 +0000 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-06-03 12:04:13 +0000 |
| commit | 256709d2eb3fd80d768a99964be5caa61effa2a0 (patch) | |
| tree | 05b2352fba70923126836a64b6a0de43902e976a /results/classifier/105/instruction/1283519 | |
| parent | 2ab14fa96a6c5484b5e4ba8337551bb8dcc79cc5 (diff) | |
| download | emulator-bug-study-256709d2eb3fd80d768a99964be5caa61effa2a0.tar.gz emulator-bug-study-256709d2eb3fd80d768a99964be5caa61effa2a0.zip | |
add new classifier result
Diffstat (limited to 'results/classifier/105/instruction/1283519')
| -rw-r--r-- | results/classifier/105/instruction/1283519 | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/results/classifier/105/instruction/1283519 b/results/classifier/105/instruction/1283519 new file mode 100644 index 00000000..5dee496d --- /dev/null +++ b/results/classifier/105/instruction/1283519 @@ -0,0 +1,28 @@ +instruction: 0.918 +device: 0.844 +graphic: 0.800 +network: 0.626 +mistranslation: 0.585 +semantic: 0.478 +socket: 0.448 +boot: 0.419 +other: 0.407 +vnc: 0.387 +KVM: 0.186 +assembly: 0.065 + +PowerPC altivec rounding instructions vrfi(m|n|z)not correctly mapped + +When using ppc-linux-user/qemu-ppc on a ppc ELF executable, I see that QEMU wrongly recognizes the vrfim, vrfin and vrfiz instructions: + +If the binary contains vrfim QEMU sees vrfiz +If the binary contains vrfin QEMU sees vrfim +If the binary contains vrfiz QEMU sees vrfin +The vrfip instruction is correctly recognized. + +Those instructions normally round a floating-point altivec vector to zero (z), infinity (p), minus infinity (m) or nearest (n). + +This problem should have been fixed by the following commit: +http://git.qemu.org/?p=qemu.git;a=commitdiff;h=abe60a439b760c749201 +... so closing this ticket now. + |