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target/arm: Implement bfloat widening fma (indexed)

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This is BFMLAL{B,T} for both AArch64 AdvSIMD and SVE,
and VFMA{B,T}.BF16 for AArch32 NEON.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525225817.400336-11-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2021-05-25 15:58:15 -07:00 • committed by Peter Maydell
parent 5693887f2e
commit 458d0ab683
7 changed files with 82 additions and 1 deletions
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2
target/arm/helper.h
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@ -1012,6 +1012,8 @@ DEF_HELPER_FLAGS_5(gvec_bfmmla, TCG_CALL_NO_RWG,
DEF_HELPER_FLAGS_6(gvec_bfmlal, TCG_CALL_NO_RWG,
void, ptr, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_6(gvec_bfmlal_idx, TCG_CALL_NO_RWG,
void, ptr, ptr, ptr, ptr, ptr, i32)
#ifdef TARGET_AARCH64
#include "helper-a64.h"