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target/sh4: Rename TCGv variables as manual for SUBV opcode
authorPhilippe Mathieu-Daudé <philmd@linaro.org>
Tue, 30 Apr 2024 14:43:09 +0000 (16:43 +0200)
committerPhilippe Mathieu-Daudé <philmd@linaro.org>
Fri, 3 May 2024 15:33:26 +0000 (17:33 +0200)
commit942ba09d7cfc11b8a149011a201d274902731333
tree184a4faec344d2a98834f646a9e52d77c7ffaa3dtree | snapshot
parent40ed073f893b1aaebbd7f2ef1259bab9a0cea46fcommit | diff
target/sh4: Rename TCGv variables as manual for SUBV opcode

To easily compare with the SH4 manual, rename:

  REG(B11_8) -> Rn
  REG(B7_4) -> Rm
  t0 -> result

Mention how underflow is calculated.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20240430163125.77430-5-philmd@linaro.org>
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