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Diffstat (limited to 'results/classifier/105/instruction/2089')
| -rw-r--r-- | results/classifier/105/instruction/2089 | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/results/classifier/105/instruction/2089 b/results/classifier/105/instruction/2089 new file mode 100644 index 00000000..4241b84e --- /dev/null +++ b/results/classifier/105/instruction/2089 @@ -0,0 +1,40 @@ +instruction: 0.901 +semantic: 0.855 +graphic: 0.833 +device: 0.746 +vnc: 0.500 +assembly: 0.466 +network: 0.405 +socket: 0.335 +boot: 0.172 +mistranslation: 0.117 +KVM: 0.086 +other: 0.022 + +aarch64: incorrect emulation of sqshrn instruction +Description of problem: +`sqshrn` instruction test fails with qemu-aarch64, but passes on real aarch64 hardware. +Steps to reproduce: +1. Build [inline_asm_tests](https://cs.android.com/android/platform/superproject/main/+/main:frameworks/libs/binary_translation/tests/inline_asm_tests/) and run with qemu-aarch64 +2. Observe two failures + +``` +[ RUN ] Arm64InsnTest.SignedSaturatingShiftRightNarrowInt16x1 +frameworks/libs/binary_translation/tests/inline_asm_tests/main_arm64.cc:6697: Failure +Expected equality of these values: + res1 + Which is: 4294967188 + MakeUInt128(0x94U, 0U) + Which is: 148 +[ FAILED ] Arm64InsnTest.SignedSaturatingShiftRightNarrowInt16x1 (5 ms) +[ RUN ] Arm64InsnTest.SignedSaturatingRoundingShiftRightNarrowInt16x1 +frameworks/libs/binary_translation/tests/inline_asm_tests/main_arm64.cc:6793: Failure +Expected equality of these values: + res3 + Which is: 4294967168 + MakeUInt128(0x0000000000000080ULL, 0x0000000000000000ULL) + Which is: 128 +[ FAILED ] Arm64InsnTest.SignedSaturatingRoundingShiftRightNarrowInt16x1 (2 ms) +``` +Additional information: +[Direct link to SignedSaturatingShiftRightNarrowInt16x1 test source](https://cs.android.com/android/platform/superproject/main/+/main:frameworks/libs/binary_translation/tests/inline_asm_tests/main_arm64.cc;l=6692;drc=4ee2c3035fa5dc0b7a48b6c6dc498296be071861) |