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target-m68k: use floatx80 internally

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Coldfire uses float64, but 680x0 use floatx80.
This patch introduces the use of floatx80 internally
and enables 680x0 80bits FPU.

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Message-Id: <20170620205121.26515-4-laurent@vivier.eu>
This commit is contained in:
Laurent Vivier 2017-06-20 22:51:18 +02:00
parent f4a6ce5155
commit f83311e476
7 changed files with 509 additions and 291 deletions
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37
target/m68k/helper.h
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@ -12,21 +12,28 @@ DEF_HELPER_3(movec, void, env, i32, i32)
DEF_HELPER_4(cas2w, void, env, i32, i32, i32)
DEF_HELPER_4(cas2l, void, env, i32, i32, i32)
DEF_HELPER_2(f64_to_i32, f32, env, f64)
DEF_HELPER_2(f64_to_f32, f32, env, f64)
DEF_HELPER_2(i32_to_f64, f64, env, i32)
DEF_HELPER_2(f32_to_f64, f64, env, f32)
DEF_HELPER_2(iround_f64, f64, env, f64)
DEF_HELPER_2(itrunc_f64, f64, env, f64)
DEF_HELPER_2(sqrt_f64, f64, env, f64)
DEF_HELPER_1(abs_f64, f64, f64)
DEF_HELPER_1(chs_f64, f64, f64)
DEF_HELPER_3(add_f64, f64, env, f64, f64)
DEF_HELPER_3(sub_f64, f64, env, f64, f64)
DEF_HELPER_3(mul_f64, f64, env, f64, f64)
DEF_HELPER_3(div_f64, f64, env, f64, f64)
DEF_HELPER_3(sub_cmp_f64, f64, env, f64, f64)
DEF_HELPER_2(compare_f64, i32, env, f64)
#define dh_alias_fp ptr
#define dh_ctype_fp FPReg *
#define dh_is_signed_fp dh_is_signed_ptr
DEF_HELPER_3(exts32, void, env, fp, s32)
DEF_HELPER_3(extf32, void, env, fp, f32)
DEF_HELPER_3(extf64, void, env, fp, f64)
DEF_HELPER_2(redf32, f32, env, fp)
DEF_HELPER_2(redf64, f64, env, fp)
DEF_HELPER_2(reds32, s32, env, fp)
DEF_HELPER_3(firound, void, env, fp, fp)
DEF_HELPER_3(fitrunc, void, env, fp, fp)
DEF_HELPER_3(fsqrt, void, env, fp, fp)
DEF_HELPER_3(fabs, void, env, fp, fp)
DEF_HELPER_3(fchs, void, env, fp, fp)
DEF_HELPER_4(fadd, void, env, fp, fp, fp)
DEF_HELPER_4(fsub, void, env, fp, fp, fp)
DEF_HELPER_4(fmul, void, env, fp, fp, fp)
DEF_HELPER_4(fdiv, void, env, fp, fp, fp)
DEF_HELPER_4(fsub_cmp, void, env, fp, fp, fp)
DEF_HELPER_2(fcompare, i32, env, fp)
DEF_HELPER_3(mac_move, void, env, i32, i32)
DEF_HELPER_3(macmulf, i64, env, i32, i32)