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| author |   aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-02-04 13:52:03 +0000 |
|---|---|---|
| committer | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-02-04 13:52:03 +0000 |
| commit | f6b19645485237c9ce98409834b97b6a6bf0c0dd (patch) | |
| tree | e70b0eb054fe07053d301a13683db12c94f0388a /target-ppc/op_helper.c | |
| parent | Add various NaN-handling macros (diff) | |
| download | qemu-kvm-f6b19645485237c9ce98409834b97b6a6bf0c0dd.tar.gz qemu-kvm-f6b19645485237c9ce98409834b97b6a6bf0c0dd.tar.bz2 qemu-kvm-f6b19645485237c9ce98409834b97b6a6bf0c0dd.zip | |
Add vrfi{m,n,p,z} instructions
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6512 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-ppc/op_helper.c')
| -rw-r--r-- | target-ppc/op_helper.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 107f977b0..1fca5d6a5 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -2490,6 +2490,24 @@ VPK(uwum, u32, u16, I, 0) #undef VPK #undef PKBIG +#define VRFI(suffix, rounding) \ + void helper_vrfi##suffix (ppc_avr_t *r, ppc_avr_t *b) \ + { \ + int i; \ + float_status s = env->vec_status; \ + set_float_rounding_mode(rounding, &s); \ + for (i = 0; i < ARRAY_SIZE(r->f); i++) { \ + HANDLE_NAN1(r->f[i], b->f[i]) { \ + r->f[i] = float32_round_to_int (b->f[i], &s); \ + } \ + } \ + } +VRFI(n, float_round_nearest_even) +VRFI(m, float_round_down) +VRFI(p, float_round_up) +VRFI(z, float_round_to_zero) +#undef VRFI + #define VROTATE(suffix, element) \ void helper_vrl##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ { \ |