target/arm: Handle FPU check for FPCXT_NS insns via vfp_access_check_m()

Instead of open-coding the "take NOCP exception if FPU disabled,
otherwise call gen_preserve_fp_state()" code in the accessors for
FPCXT_NS, add an argument to vfp_access_check_m() which tells it to
skip the gen_update_fp_context() call, so we can use it for the
FPCXT_NS case.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210618141019.10671-8-peter.maydell@linaro.org

1 files changed, 1 insertions, 1 deletions

diff --git a/target/arm/translate-a32.h b/target/arm/translate-a32.h
index abb3ecb6bc..2326405300 100644
--- a/target/arm/translate-a32.h
+++ b/target/arm/translate-a32.h
@@ -32,7 +32,7 @@ bool disas_neon_shared(DisasContext *s, uint32_t insn);
 void load_reg_var(DisasContext *s, TCGv_i32 var, int reg);
 void arm_gen_condlabel(DisasContext *s);
 bool vfp_access_check(DisasContext *s);
-void gen_preserve_fp_state(DisasContext *s);
+bool vfp_access_check_m(DisasContext *s, bool skip_context_update);
 void read_neon_element32(TCGv_i32 dest, int reg, int ele, MemOp memop);
 void read_neon_element64(TCGv_i64 dest, int reg, int ele, MemOp memop);
 void write_neon_element32(TCGv_i32 src, int reg, int ele, MemOp memop);