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Add vmrg{l,h}{b,h,w} instructions.

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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@6163 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2009-01-04 22:08:38 +00:00
parent fad6cb1a56
commit 3b43004804
3 changed files with 47 additions and 0 deletions
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6
target-ppc/helper.h
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@ -123,6 +123,12 @@ DEF_HELPER_3(vminuw, void, avr, avr, avr)
DEF_HELPER_3(vmaxub, void, avr, avr, avr) DEF_HELPER_3(vmaxub, void, avr, avr, avr)
DEF_HELPER_3(vmaxuh, void, avr, avr, avr) DEF_HELPER_3(vmaxuh, void, avr, avr, avr)
DEF_HELPER_3(vmaxuw, void, avr, avr, avr) DEF_HELPER_3(vmaxuw, void, avr, avr, avr)
DEF_HELPER_3(vmrglb, void, avr, avr, avr)
DEF_HELPER_3(vmrglh, void, avr, avr, avr)
DEF_HELPER_3(vmrglw, void, avr, avr, avr)
DEF_HELPER_3(vmrghb, void, avr, avr, avr)
DEF_HELPER_3(vmrghh, void, avr, avr, avr)
DEF_HELPER_3(vmrghw, 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)

35
target-ppc/op_helper.c
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@ -2031,6 +2031,41 @@ VMINMAX(uw, u32)
#undef VMINMAX_DO #undef VMINMAX_DO
#undef VMINMAX #undef VMINMAX
#define VMRG_DO(name, element, highp) \
void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
ppc_avr_t result; \
int i; \
size_t n_elems = ARRAY_SIZE(r->element); \
for (i = 0; i < n_elems/2; i++) { \
if (highp) { \
result.element[i*2+HI_IDX] = a->element[i]; \
result.element[i*2+LO_IDX] = b->element[i]; \
} else { \
result.element[n_elems - i*2 - (1+HI_IDX)] = b->element[n_elems - i - 1]; \
result.element[n_elems - i*2 - (1+LO_IDX)] = a->element[n_elems - i - 1]; \
} \
} \
*r = result; \
}
#if defined(WORDS_BIGENDIAN)
#define MRGHI 0
#define MRGL0 1
#else
#define MRGHI 1
#define MRGLO 0
#endif
#define VMRG(suffix, element) \
VMRG_DO(mrgl##suffix, element, MRGHI) \
VMRG_DO(mrgh##suffix, element, MRGLO)
VMRG(b, u8)
VMRG(h, u16)
VMRG(w, u32)
#undef VMRG_DO
#undef VMRG
#undef MRGHI
#undef MRGLO
#undef VECTOR_FOR_INORDER_I #undef VECTOR_FOR_INORDER_I
#undef HI_IDX #undef HI_IDX
#undef LO_IDX #undef LO_IDX

6
target-ppc/translate.c
View File

@ -6205,6 +6205,12 @@ GEN_VXFORM(vavguw, 1, 18);
GEN_VXFORM(vavgsb, 1, 20); GEN_VXFORM(vavgsb, 1, 20);
GEN_VXFORM(vavgsh, 1, 21); GEN_VXFORM(vavgsh, 1, 21);
GEN_VXFORM(vavgsw, 1, 22); GEN_VXFORM(vavgsw, 1, 22);
GEN_VXFORM(vmrghb, 6, 0);
GEN_VXFORM(vmrghh, 6, 1);
GEN_VXFORM(vmrghw, 6, 2);
GEN_VXFORM(vmrglb, 6, 4);
GEN_VXFORM(vmrglh, 6, 5);
GEN_VXFORM(vmrglw, 6, 6);
/*** SPE extension ***/ /*** SPE extension ***/
/* Register moves */ /* Register moves */