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| author | Andrew Cagney <cagney@redhat.com> | 1997-05-15 02:22:37 +0000 |
|---|---|---|
| committer | Andrew Cagney <cagney@redhat.com> | 1997-05-15 02:22:37 +0000 |
| commit | d24f06eef2f3c0816fdae9398f13c0b471efeb18 (patch) | |
| tree | ac0dab2b893ef9abbd3eaca63deb79c5305d5294 /sim/common/sim-fpu.h | |
| parent | aa3a044769b6cc60d1505aedd70c2776fb4f42be (diff) | |
| download | fsf-binutils-gdb-d24f06eef2f3c0816fdae9398f13c0b471efeb18.zip fsf-binutils-gdb-d24f06eef2f3c0816fdae9398f13c0b471efeb18.tar.gz fsf-binutils-gdb-d24f06eef2f3c0816fdae9398f13c0b471efeb18.tar.bz2 | |
More floating point operations.
Diffstat (limited to 'sim/common/sim-fpu.h')
| -rw-r--r-- | sim/common/sim-fpu.h | 33 |
1 files changed, 26 insertions, 7 deletions
diff --git a/sim/common/sim-fpu.h b/sim/common/sim-fpu.h index a40b4c9..72f20e1 100644 --- a/sim/common/sim-fpu.h +++ b/sim/common/sim-fpu.h @@ -30,6 +30,16 @@ typedef struct _sim_fpu { } sim_fpu; +/* Directly map a 32/64bit register quantity into the sim_fpu internal + type ready for various arithmetic and conversion operations. */ + +INLINE_SIM_FPU (sim_fpu) sim_fpu_32to (unsigned32 s); +INLINE_SIM_FPU (sim_fpu) sim_fpu_64to (unsigned64 s); + +INLINE_SIM_FPU (unsigned32) sim_fpu_to32 (sim_fpu s); +INLINE_SIM_FPU (unsigned64) sim_fpu_to64 (sim_fpu s); + + /* Arrithmetic operators */ INLINE_SIM_FPU (sim_fpu) sim_fpu_add (sim_fpu l, sim_fpu r); @@ -40,19 +50,24 @@ INLINE_SIM_FPU (sim_fpu) sim_fpu_inv (sim_fpu l); INLINE_SIM_FPU (sim_fpu) sim_fpu_sqrt (sim_fpu sqr); -/* Conversions single/double to/from fpu type */ +/* Conversion of integer value into floating point types */ -INLINE_SIM_FPU (sim_fpu) sim_fpu_32to (unsigned32 s); -INLINE_SIM_FPU (sim_fpu) sim_fpu_64to (unsigned64 s); +INLINE_SIM_FPU (sim_fpu) sim_fpu_i32to (signed32 s); +INLINE_SIM_FPU (sim_fpu) sim_fpu_u32to (unsigned32 s); +INLINE_SIM_FPU (sim_fpu) sim_fpu_i64to (signed64 s); +INLINE_SIM_FPU (sim_fpu) sim_fpu_u64to (unsigned64 s); -INLINE_SIM_FPU (unsigned32) sim_fpu_to32 (sim_fpu s); -INLINE_SIM_FPU (unsigned64) sim_fpu_to64 (sim_fpu s); + +/* Conversion of internal sim_fpu type to host float and double + formats - for debuging/tracing */ INLINE_SIM_FPU (float) sim_fpu_2f (sim_fpu f); INLINE_SIM_FPU (double) sim_fpu_2d (sim_fpu d); +#if 0 INLINE_SIM_FPU (sim_fpu) sim_fpu_f2 (float f); INLINE_SIM_FPU (sim_fpu) sim_fpu_d2 (double d); +#endif /* Signalling or NonSignalling NaN */ @@ -62,7 +77,11 @@ INLINE_SIM_FPU (int) sim_fpu_is_nan (sim_fpu s); /* compare l with r; return <0, ==0, >0 accordingly */ -INLINE_SIM_FPU (int) sim_fpu_cmp (sim_fpu l, sim_fpu r); - +INLINE_SIM_FPU (int) sim_fpu_is_lt (sim_fpu l, sim_fpu r); +INLINE_SIM_FPU (int) sim_fpu_is_le (sim_fpu l, sim_fpu r); +INLINE_SIM_FPU (int) sim_fpu_is_eq (sim_fpu l, sim_fpu r); +INLINE_SIM_FPU (int) sim_fpu_is_ne (sim_fpu l, sim_fpu r); +INLINE_SIM_FPU (int) sim_fpu_is_ge (sim_fpu l, sim_fpu r); +INLINE_SIM_FPU (int) sim_fpu_is_gt (sim_fpu l, sim_fpu r); #endif |