target/microblaze: Ensure imm constant is always available
commitd7ecb757d1991ff0a58dcecf6c8990dbc19636bd
authorRichard Henderson <richard.henderson@linaro.org>
Tue, 18 Aug 2020 04:52:15 +0000 (17 21:52 -0700)
committerRichard Henderson <richard.henderson@linaro.org>
Tue, 1 Sep 2020 14:41:38 +0000 (1 07:41 -0700)
treed4629b3519f9dce96f6584ea04421cd00df2e57c
parent11105d67497c94475a9c89df5850fb7a2d52323e
target/microblaze: Ensure imm constant is always available

Include the env->imm value in the TB values when IMM_FLAG is set.
This means that we can always reconstruct the complete 32-bit imm.
Discard env_imm when its contents can no longer be accessed.

Fix user-mode checks for BRK/BRKI, which depend on IMM.

Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
target/microblaze/cpu.h
target/microblaze/translate.c