target/microblaze: Convert dec_sub to decodetree
commita2b0b90e7960c6dcf52be237149c1b9ff289d9a5
authorRichard Henderson <richard.henderson@linaro.org>
Mon, 17 Aug 2020 18:29:24 +0000 (17 11:29 -0700)
committerRichard Henderson <richard.henderson@linaro.org>
Tue, 1 Sep 2020 14:41:38 +0000 (1 07:41 -0700)
treeecf44a40995d5e90b5db4aa65350eecf968db63e
parent20800179655d9262716ff20895c3c9d81ecb2d17
target/microblaze: Convert dec_sub to decodetree

Use tcg_gen_add2_i32 for computing carry.
This removes the last use of helper_carry, so remove that.

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/helper.h
target/microblaze/insns.decode
target/microblaze/op_helper.c
target/microblaze/translate.c