tree 09e791d458a9e12f1d05b66a461e0a6307189929
parent 84f2bed3cf505f90b7918e2de32e11da27160563
author Ildar Isaev <ild@inbox.ru> 1423143445 +0000
committer Peter Maydell <peter.maydell@linaro.org> 1423143445 +0000

target-arm: fix for exponent comparison in recpe_f64

f64 exponent in HELPER(recpe_f64) should be compared to 2045 rather than 1023
(FPRecipEstimate in ARMV8 spec). This fixes incorrect underflow handling when
flushing denormals to zero in the FRECPE instructions operating on 64-bit
values.

Signed-off-by: Ildar Isaev <ild@inbox.ru>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>