The following vector instructions are added from ISA 3.0.
vclzlsbb - Vector Count Leading Zero Least-Significant Bits Byte
vctzlsbb - Vector Count Trailing Zero Least-Significant Bits Byte
Signed-off-by: Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
DEF_HELPER_2(vpopcnth, void, avr, avr)
DEF_HELPER_2(vpopcntw, void, avr, avr)
DEF_HELPER_2(vpopcntd, void, avr, avr)
+DEF_HELPER_1(vclzlsbb, tl, avr)
+DEF_HELPER_1(vctzlsbb, tl, avr)
DEF_HELPER_3(vbpermd, void, avr, avr, avr)
DEF_HELPER_3(vbpermq, void, avr, avr, avr)
DEF_HELPER_2(vgbbd, void, avr, avr)
VCT(sxs, cvtsdsw, s32)
#undef VCT
+target_ulong helper_vclzlsbb(ppc_avr_t *r)
+{
+ target_ulong count = 0;
+ int i;
+ VECTOR_FOR_INORDER_I(i, u8) {
+ if (r->u8[i] & 0x01) {
+ break;
+ }
+ count++;
+ }
+ return count;
+}
+
+target_ulong helper_vctzlsbb(ppc_avr_t *r)
+{
+ target_ulong count = 0;
+ int i;
+#if defined(HOST_WORDS_BIGENDIAN)
+ for (i = ARRAY_SIZE(r->u8) - 1; i >= 0; i--) {
+#else
+ for (i = 0; i < ARRAY_SIZE(r->u8); i++) {
+#endif
+ if (r->u8[i] & 0x01) {
+ break;
+ }
+ count++;
+ }
+ return count;
+}
+
void helper_vmhaddshs(CPUPPCState *env, ppc_avr_t *r, ppc_avr_t *a,
ppc_avr_t *b, ppc_avr_t *c)
{
tcg_temp_free_ptr(rd); \
}
+#define GEN_VXFORM_NOA_3(name, opc2, opc3, opc4) \
+static void glue(gen_, name)(DisasContext *ctx) \
+ { \
+ TCGv_ptr rb; \
+ if (unlikely(!ctx->altivec_enabled)) { \
+ gen_exception(ctx, POWERPC_EXCP_VPU); \
+ return; \
+ } \
+ rb = gen_avr_ptr(rB(ctx->opcode)); \
+ gen_helper_##name(cpu_gpr[rD(ctx->opcode)], rb); \
+ tcg_temp_free_ptr(rb); \
+ }
GEN_VXFORM_NOA(vupkhsb, 7, 8);
GEN_VXFORM_NOA(vupkhsh, 7, 9);
GEN_VXFORM_NOA(vupkhsw, 7, 25);
GEN_VXFORM_NOA_2(vctzh, 1, 24, 29)
GEN_VXFORM_NOA_2(vctzw, 1, 24, 30)
GEN_VXFORM_NOA_2(vctzd, 1, 24, 31)
+GEN_VXFORM_NOA_3(vclzlsbb, 1, 24, 0)
+GEN_VXFORM_NOA_3(vctzlsbb, 1, 24, 1)
GEN_VXFORM_NOA(vpopcntb, 1, 28)
GEN_VXFORM_NOA(vpopcnth, 1, 29)
GEN_VXFORM_NOA(vpopcntw, 1, 30)
GEN_VXFORM_300_EO(vctzh, 0x01, 0x18, 0x1D),
GEN_VXFORM_300_EO(vctzw, 0x01, 0x18, 0x1E),
GEN_VXFORM_300_EO(vctzd, 0x01, 0x18, 0x1F),
+GEN_VXFORM_300_EO(vclzlsbb, 0x01, 0x18, 0x0),
+GEN_VXFORM_300_EO(vctzlsbb, 0x01, 0x18, 0x1),
GEN_VXFORM_300(vpermr, 0x1D, 0xFF),
#define GEN_VXFORM_NOA(name, opc2, opc3) \