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RE: [PATCH] tcg: Extend call args using the correct opcodes


From: Luis Fernando Fujita Pires
Subject: RE: [PATCH] tcg: Extend call args using the correct opcodes
Date: Thu, 28 Oct 2021 19:55:16 +0000

From: Richard Henderson <richard.henderson@linaro.org>
> Pretending that the source is i64 when it is in fact i32 is incorrect; we 
> have type-
> changing opcodes that must be used.
> This bug trips up the subsequent change to the optimizer.
> 
> Fixes: 4f2331e5b67a
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
> 
> This fixes a problem found in s390x host testing, and should be considered 
> patch
> 41.5/51 in
> 
>   [PATCH v4 00/51] tcg: optimize redundant sign extensions
> 
> just before
> 
>   tcg/optimize: Stop forcing z_mask to "garbage" for 32-bit values
> 
> 
> r~
> 
> ---
>  tcg/tcg.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)

Reviewed-by: Luis Pires <luis.pires@eldorado.org.br>

--
Luis Pires
Instituto de Pesquisas ELDORADO
Aviso Legal - Disclaimer <https://www.eldorado.org.br/disclaimer.html>



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