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Add vpkpx instruction.

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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@6183 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2009-01-04 22:12:19 +00:00
parent 5335a145a1
commit 1dd9ffb969
3 changed files with 23 additions and 0 deletions
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1
target-ppc/helper.h
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@ -177,6 +177,7 @@ DEF_HELPER_3(vpkuhus, void, avr, avr, avr)
DEF_HELPER_3(vpkuwus, void, avr, avr, avr) DEF_HELPER_3(vpkuwus, void, avr, avr, avr)
DEF_HELPER_3(vpkuhum, void, avr, avr, avr) DEF_HELPER_3(vpkuhum, void, avr, avr, avr)
DEF_HELPER_3(vpkuwum, void, avr, avr, avr) DEF_HELPER_3(vpkuwum, void, avr, avr, avr)
DEF_HELPER_3(vpkpx, void, avr, avr, avr)
DEF_HELPER_1(efscfsi, i32, i32) DEF_HELPER_1(efscfsi, i32, i32)
DEF_HELPER_1(efscfui, i32, i32) DEF_HELPER_1(efscfui, i32, i32)

21
target-ppc/op_helper.c
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@ -2195,6 +2195,27 @@ void helper_vperm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
#else #else
#define PKBIG 0 #define PKBIG 0
#endif #endif
void helper_vpkpx (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
{
int i, j;
ppc_avr_t result;
#if defined(WORDS_BIGENDIAN)
const ppc_avr_t *x[2] = { a, b };
#else
const ppc_avr_t *x[2] = { b, a };
#endif
VECTOR_FOR_INORDER_I (i, u64) {
VECTOR_FOR_INORDER_I (j, u32){
uint32_t e = x[i]->u32[j];
result.u16[4*i+j] = (((e >> 9) & 0xfc00) |
((e >> 6) & 0x3e0) |
((e >> 3) & 0x1f));
}
}
*r = result;
}
#define VPK(suffix, from, to, cvt, dosat) \ #define VPK(suffix, from, to, cvt, dosat) \
void helper_vpk##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ void helper_vpk##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \ { \

1
target-ppc/translate.c
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@ -6281,6 +6281,7 @@ GEN_VXFORM(vpkshus, 7, 4);
GEN_VXFORM(vpkswus, 7, 5); GEN_VXFORM(vpkswus, 7, 5);
GEN_VXFORM(vpkshss, 7, 6); GEN_VXFORM(vpkshss, 7, 6);
GEN_VXFORM(vpkswss, 7, 7); GEN_VXFORM(vpkswss, 7, 7);
GEN_VXFORM(vpkpx, 7, 12);
#define GEN_VXFORM_NOA(name, opc2, opc3) \ #define GEN_VXFORM_NOA(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC) \ GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC) \