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target/arm: Convert CBZ, CBNZ to decodetree

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Convert the compare-and-branch-immediate insns CBZ and CBNZ
to decodetree.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20230512144106.3608981-15-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2023-05-12 15:41:00 +01:00
parent 6201b2a4d0
commit f8977d50fc
2 changed files with 11 additions and 20 deletions
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5
target/arm/tcg/a64.decode
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@ -113,3 +113,8 @@ EXTR 0 00 100111 0 0 rm:5 0 imm:5 rn:5 rd:5 &extract sf=0
B 0 00101 .......................... @branch
BL 1 00101 .......................... @branch
%imm19 5:s19 !function=times_4
&cbz rt imm sf nz
CBZ sf:1 011010 nz:1 ................... rt:5 &cbz imm=%imm19