diff options
| author | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-02-09 16:49:40 +0000 |
|---|---|---|
| committer | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-02-09 16:49:40 +0000 |
| commit | 071fc3b1cda1ad6f8d4b83cdf3f8cf8c395f9404 (patch) | |
| tree | b06e9514f4687f1a0c0d38af3998a4a73f1459f7 /target-ppc | |
| parent | bdfbac3512ac3faad4f084867e066d7c1c8f63fa (diff) | |
| download | qemu-071fc3b1cda1ad6f8d4b83cdf3f8cf8c395f9404.tar.gz | |
target-ppc: Add vrsqrtefp instruction
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@6574 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-ppc')
| -rw-r--r-- | target-ppc/helper.h | 1 | ||||
| -rw-r--r-- | target-ppc/op_helper.c | 11 | ||||
| -rw-r--r-- | target-ppc/translate.c | 1 |
3 files changed, 13 insertions, 0 deletions
diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 00a573c117..85cdd23c5c 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -245,6 +245,7 @@ DEF_HELPER_3(vsubfp, void, avr, avr, avr) DEF_HELPER_3(vmaxfp, void, avr, avr, avr) DEF_HELPER_3(vminfp, void, avr, avr, avr) DEF_HELPER_2(vrefp, void, avr, avr) +DEF_HELPER_2(vrsqrtefp, void, avr, avr) DEF_HELPER_4(vmaddfp, void, avr, avr, avr, avr) DEF_HELPER_4(vnmsubfp, void, avr, avr, avr, avr) DEF_HELPER_2(vlogefp, void, avr, avr) diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 0e78e237ac..3afd217bc2 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -2707,6 +2707,17 @@ VROTATE(h, u16) VROTATE(w, u32) #undef VROTATE +void helper_vrsqrtefp (ppc_avr_t *r, ppc_avr_t *b) +{ + int i; + for (i = 0; i < ARRAY_SIZE(r->f); i++) { + HANDLE_NAN1(r->f[i], b->f[i]) { + float32 t = float32_sqrt(b->f[i], &env->vec_status); + r->f[i] = float32_div(float32_one, t, &env->vec_status); + } + } +} + void helper_vsel (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) { r->u64[0] = (a->u64[0] & ~c->u64[0]) | (b->u64[0] & c->u64[0]); diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 46bd177d63..048bb54d21 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -6477,6 +6477,7 @@ GEN_VXFORM_NOA(vupklsh, 7, 11); GEN_VXFORM_NOA(vupkhpx, 7, 13); GEN_VXFORM_NOA(vupklpx, 7, 15); GEN_VXFORM_NOA(vrefp, 5, 4); +GEN_VXFORM_NOA(vrsqrtefp, 5, 5); GEN_VXFORM_NOA(vlogefp, 5, 7); GEN_VXFORM_NOA(vrfim, 5, 8); GEN_VXFORM_NOA(vrfin, 5, 9); |