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tcg: Add flags argument to tcg_gen_bswap16_*, tcg_gen_bswap32_i64

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Implement the new semantics in the fallback expansion.
Change all callers to supply the flags that keep the
semantics unchanged locally.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-06-13 14:58:05 -07:00
parent 0b76ff8f1b
commit 2b836c2ac1
8 changed files with 99 additions and 54 deletions
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2
target/sh4/translate.c
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@ -677,7 +677,7 @@ static void _decode_opc(DisasContext * ctx)
{
TCGv low = tcg_temp_new();
tcg_gen_ext16u_i32(low, REG(B7_4));
tcg_gen_bswap16_i32(low, low);
tcg_gen_bswap16_i32(low, low, TCG_BSWAP_IZ | TCG_BSWAP_OZ);
tcg_gen_deposit_i32(REG(B11_8), REG(B7_4), low, 0, 16);
tcg_temp_free(low);
}