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| author | Laurent Vivier <laurent@vivier.eu> | 2018-02-24 21:18:02 +0100 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2018-03-04 17:27:59 +0100 |
| commit | 0d379c1709aa6b2d09dd3b493bfdf3a5fe6debcd (patch) | |
| tree | 0c753eb9a4dac7440ecc97f20c36baa26e23be8b /target/m68k/fpu_helper.c | |
| parent | 0f605c889ca3fe9744166ad4149d0dff6dacb696 (diff) | |
| download | qemu-0d379c1709aa6b2d09dd3b493bfdf3a5fe6debcd.zip qemu-0d379c1709aa6b2d09dd3b493bfdf3a5fe6debcd.tar.gz qemu-0d379c1709aa6b2d09dd3b493bfdf3a5fe6debcd.tar.bz2 | |
target/m68k: add fscale, fgetman and fgetexp
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>
Diffstat (limited to 'target/m68k/fpu_helper.c')
| -rw-r--r-- | target/m68k/fpu_helper.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/target/m68k/fpu_helper.c b/target/m68k/fpu_helper.c index 8286228..cdb9b50 100644 --- a/target/m68k/fpu_helper.c +++ b/target/m68k/fpu_helper.c @@ -542,3 +542,18 @@ void HELPER(frem)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1) make_quotient(env, res->d); } + +void HELPER(fgetexp)(CPUM68KState *env, FPReg *res, FPReg *val) +{ + res->d = floatx80_getexp(val->d, &env->fp_status); +} + +void HELPER(fgetman)(CPUM68KState *env, FPReg *res, FPReg *val) +{ + res->d = floatx80_getman(val->d, &env->fp_status); +} + +void HELPER(fscale)(CPUM68KState *env, FPReg *res, FPReg *val0, FPReg *val1) +{ + res->d = floatx80_scale(val1->d, val0->d, &env->fp_status); +} |