On 9/28/22 11:49, Helge Deller wrote:
Qemu currently emulates a 32-bit CPU only, and crashes with this error
when it faces a 64-bit load (e.g.  "ldd 0(r26),r0") or a 64-bit store
(e.g. "std r26,0(r26)") instruction in the guest:

ERROR:../qemu/tcg/tcg-op.c:2822:tcg_canonicalize_memop: code should not be 
reached

Add checks for 64-bit sizes and generate an illegal instruction
exception if necessary.

Signed-off-by: Helge Deller <del...@gmx.de>
---
v2: Move checks to trans_ld() and trans_st() as suggested by Richard


Reviewed-by: Richard Henderson <richard.hender...@linaro.org>


r~

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