Add Zabha extension

[ved-rivos]

Description

Add tests for Zabha extension specified in https://github.com/riscv/riscv-zabha

Tests were generated using:

riscv_ctg -v debug -d ./tests_32/ -r -cf ./sample_cgfs/dataset.cgf -cf ./sample_cgfs/rv32zabha.cgf -bi rv32i -p8
riscv_ctg -v debug -d ./tests/ -r -cf ./sample_cgfs/dataset.cgf -cf ./sample_cgfs/rv32zabha.cgf -bi rv64i -p8

Related Issues

CTG: riscv-software-src/riscv-ctg#88
Config: riscv-software-src/riscv-config#152
Depends on: #370

Ratified/Unratified Extensions

• Ratified
• Unratified

List Extensions

https://github.com/riscv/riscv-zabha

Reference Model Used

• [X ] SAIL
• [ X] Spike
• Other - < SPECIFY HERE >

Mandatory Checklist:

• [ X] All tests are compliant with the test-format spec present in this repo ?
• [ X] Ran the new tests on RISCOF with SAIL/Spike as reference model successfully ?
• Ran the new tests on RISCOF in coverage mode
• Link to Google-Drive folder containing the new coverage reports (See this for more info): < SPECIFY HERE >
• Link to PR in RISCV-ISAC from which the reports were generated : < SPECIFY HERE >
• [ X] Changelog entry created with a minor patch

Optional Checklist:

• [ X] RISCV-V CTG PR link if tests were generated using it : https://github.com/riscv-software-src/riscv-ctg/pulls
• Were the tests hand-written/modified ?
• Have you run these on any hard DUT model ? Please specify name and provide link if possible in the description
• If you have modified arch_test.h Please provide a detailed description of the changes in the Description section above.