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target/arm: Implement VFP fp16 for fused-multiply-add

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Implement VFP fp16 support for fused multiply-add insns
VFNMA, VFNMS, VFMA, VFMS.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200828183354.27913-7-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2020-08-28 19:33:15 +01:00
parent 2aa8dcfa14
commit 9886fe2834
4 changed files with 77 additions and 0 deletions
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target/arm/helper.h
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@ -213,6 +213,7 @@ DEF_HELPER_FLAGS_3(vfp_fcvt_f64_to_f16, TCG_CALL_NO_RWG, f16, f64, ptr, i32)
DEF_HELPER_4(vfp_muladdd, f64, f64, f64, f64, ptr)
DEF_HELPER_4(vfp_muladds, f32, f32, f32, f32, ptr)
DEF_HELPER_4(vfp_muladdh, f16, f16, f16, f16, ptr)
DEF_HELPER_3(recps_f32, f32, env, f32, f32)
DEF_HELPER_3(rsqrts_f32, f32, env, f32, f32)