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Add vspltis{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@6238 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2009-01-08 18:54:57 +00:00
parent d9430add63
commit c026766b15
3 changed files with 37 additions and 0 deletions
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3
target-ppc/helper.h
View file

@ -176,6 +176,9 @@ DEF_HELPER_3(vrlw, void, avr, avr, avr)
DEF_HELPER_3(vsl, void, avr, avr, avr)
DEF_HELPER_3(vsr, void, avr, avr, avr)
DEF_HELPER_4(vsldoi, void, avr, avr, avr, i32)
DEF_HELPER_2(vspltisb, void, avr, i32)
DEF_HELPER_2(vspltish, void, avr, i32)
DEF_HELPER_2(vspltisw, void, avr, i32)
DEF_HELPER_3(vspltb, void, avr, avr, i32)
DEF_HELPER_3(vsplth, void, avr, avr, i32)
DEF_HELPER_3(vspltw, void, avr, avr, i32)

14
target-ppc/op_helper.c
View file

@ -2570,6 +2570,20 @@ VSPLT(w, u32)
#undef SPLAT_ELEMENT
#undef _SPLAT_MASKED
#define VSPLTI(suffix, element, splat_type) \
void helper_vspltis##suffix (ppc_avr_t *r, uint32_t splat) \
{ \
splat_type x = (int8_t)(splat << 3) >> 3; \
int i; \
for (i = 0; i < ARRAY_SIZE(r->element); i++) { \
r->element[i] = x; \
} \
}
VSPLTI(b, s8, int8_t)
VSPLTI(h, s16, int16_t)
VSPLTI(w, s32, int32_t)
#undef VSPLTI
#define VSR(suffix, element) \
void helper_vsr##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \

20
target-ppc/translate.c
View file

@ -6392,6 +6392,26 @@ GEN_VXRFORM(vcmpgtub, 3, 8)
GEN_VXRFORM(vcmpgtuh, 3, 9)
GEN_VXRFORM(vcmpgtuw, 3, 10)
#define GEN_VXFORM_SIMM(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
{ \
TCGv_ptr rd; \
TCGv_i32 simm; \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
simm = tcg_const_i32(SIMM5(ctx->opcode)); \
rd = gen_avr_ptr(rD(ctx->opcode)); \
gen_helper_##name (rd, simm); \
tcg_temp_free_i32(simm); \
tcg_temp_free_ptr(rd); \
}
GEN_VXFORM_SIMM(vspltisb, 6, 12);
GEN_VXFORM_SIMM(vspltish, 6, 13);
GEN_VXFORM_SIMM(vspltisw, 6, 14);
#define GEN_VXFORM_NOA(name, opc2, opc3) \
GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC) \
{ \