From: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Date: Sat, 14 Apr 2018 16:58:56 +0000 (+0200)
Subject: target-microblaze: Fix trap checks for FPU insns
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=5153bb897a3d41d52c5b7187e9e40d5c26b04d57;p=qemu.git

target-microblaze: Fix trap checks for FPU insns

Fix trap checks for FPU insns when extended FPU insns are enabled.

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
---

diff --git a/target/microblaze/translate.c b/target/microblaze/translate.c
index f739751930..ec12fed49d 100644
--- a/target/microblaze/translate.c
+++ b/target/microblaze/translate.c
@@ -1412,7 +1412,7 @@ static void dec_fpu(DisasContext *dc)
 
     if ((dc->tb_flags & MSR_EE_FLAG)
           && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK)
-          && (dc->cpu->cfg.use_fpu != 1)) {
+          && !dc->cpu->cfg.use_fpu) {
         tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP);
         t_gen_raise_exception(dc, EXCP_HW_EXCP);
         return;