OpenE2K
/
qemu-e2k
13
4
Fork 0
Code Issues 4 Pull Requests Projects 2 Releases Activity

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
This commit is contained in:
aurel32 2009-02-09 16:49:40 +00:00
parent bdfbac3512
commit 071fc3b1cd
3 changed files with 13 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
target-ppc/helper.h
View File

@ -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)

11
target-ppc/op_helper.c
View File

@ -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]);

1
target-ppc/translate.c
View File

@ -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);