From 3882bdacb0ad548864b9f2582a32bb5c785e3165 Mon Sep 17 00:00:00 2001 From: Peter Maydell Date: Tue, 16 Jun 2020 18:08:27 +0100 Subject: target/arm: Convert Neon narrowing moves to decodetree Convert the Neon narrowing moves VMQNV, VQMOVN, VQMOVUN in the 2-reg-misc group to decodetree. Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson Message-id: 20200616170844.13318-5-peter.maydell@linaro.org --- target/arm/neon-dp.decode | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'target/arm/neon-dp.decode') diff --git a/target/arm/neon-dp.decode b/target/arm/neon-dp.decode index ad9e17fd73..2277b4c7b5 100644 --- a/target/arm/neon-dp.decode +++ b/target/arm/neon-dp.decode @@ -439,6 +439,8 @@ Vimm_1r 1111 001 . 1 . 000 ... .... cmode:4 0 . op:1 1 .... @1reg_imm @2misc .... ... .. . .. size:2 .. .... . .... q:1 . . .... \ &2misc vm=%vm_dp vd=%vd_dp + @2misc_q0 .... ... .. . .. size:2 .. .... . .... . . . .... \ + &2misc vm=%vm_dp vd=%vd_dp q=0 VREV64 1111 001 11 . 11 .. 00 .... 0 0000 . . 0 .... @2misc @@ -450,6 +452,13 @@ Vimm_1r 1111 001 . 1 . 000 ... .... cmode:4 0 . op:1 1 .... @1reg_imm VUZP 1111 001 11 . 11 .. 10 .... 0 0010 . . 0 .... @2misc VZIP 1111 001 11 . 11 .. 10 .... 0 0011 . . 0 .... @2misc + + VMOVN 1111 001 11 . 11 .. 10 .... 0 0100 0 . 0 .... @2misc_q0 + # VQMOVUN: unsigned result (source is always signed) + VQMOVUN 1111 001 11 . 11 .. 10 .... 0 0100 1 . 0 .... @2misc_q0 + # VQMOVN: signed result, source may be signed (_S) or unsigned (_U) + VQMOVN_S 1111 001 11 . 11 .. 10 .... 0 0101 0 . 0 .... @2misc_q0 + VQMOVN_U 1111 001 11 . 11 .. 10 .... 0 0101 1 . 0 .... @2misc_q0 ] # Subgroup for size != 0b11 -- cgit v1.2.3