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target/arm: Convert integer-to-float insns to decodetree

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Convert the VCVT integer-to-float instructions to decodetree.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Peter Maydell 2019-06-11 16:39:52 +01:00
parent 6ed7e49c36
commit 8fc9d8918c
3 changed files with 65 additions and 11 deletions
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6
target/arm/vfp.decode
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@ -214,3 +214,9 @@ VCVT_sp ---- 1110 1.11 0111 .... 1010 11.0 .... \
vd=%vd_dp vm=%vm_sp
VCVT_dp ---- 1110 1.11 0111 .... 1011 11.0 .... \
vd=%vd_sp vm=%vm_dp
# VCVT from integer to floating point: Vm always single; Vd depends on size
VCVT_int_sp ---- 1110 1.11 1000 .... 1010 s:1 1.0 .... \
vd=%vd_sp vm=%vm_sp
VCVT_int_dp ---- 1110 1.11 1000 .... 1011 s:1 1.0 .... \
vd=%vd_dp vm=%vm_sp