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target/m68k: add fscale, fgetman and fgetexp

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Using local m68k floatx80_getman(), floatx80_getexp(), floatx80_scale()
[copied from previous:
Written by Andreas Grabher for Previous, NeXT Computer Emulator.]

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20180224201802.911-5-laurent@vivier.eu>
This commit is contained in:
Laurent Vivier 2018-02-24 21:18:02 +01:00
parent 0f605c889c
commit 0d379c1709
5 changed files with 174 additions and 0 deletions
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3
target/m68k/helper.h
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@ -65,6 +65,9 @@ DEF_HELPER_3(fmovemd_st_postinc, i32, env, i32, i32)
DEF_HELPER_3(fmovemd_ld_postinc, i32, env, i32, i32)
DEF_HELPER_4(fmod, void, env, fp, fp, fp)
DEF_HELPER_4(frem, void, env, fp, fp, fp)
DEF_HELPER_3(fgetexp, void, env, fp, fp)
DEF_HELPER_3(fgetman, void, env, fp, fp)
DEF_HELPER_4(fscale, void, env, fp, fp, fp)
DEF_HELPER_3(mac_move, void, env, i32, i32)
DEF_HELPER_3(macmulf, i64, env, i32, i32)