qemu/target-ppc/translate/vsx-impl.inc.c
Nikunj A Dadhania f3333ce0b5 target-ppc: add stxvb16x instruction
stxvb16x: Store VSX Vector Byte*16

Vector (8-bit elements):
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
|F0|F1|F2|F3|F4|F5|F6|F7|E0|E1|E2|E3|E4|E5|E6|E7|
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+

Store results in following:

Little/Big-endian Storage
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+
|F0|F1|F2|F3|F4|F5|F6|F7|E0|E1|E2|E3|E4|E5|E6|E7|
+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+--+

Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
2016-10-05 11:05:28 +11:00

908 lines
36 KiB
C

/*** VSX extension ***/
static inline TCGv_i64 cpu_vsrh(int n)
{
if (n < 32) {
return cpu_fpr[n];
} else {
return cpu_avrh[n-32];
}
}
static inline TCGv_i64 cpu_vsrl(int n)
{
if (n < 32) {
return cpu_vsr[n];
} else {
return cpu_avrl[n-32];
}
}
#define VSX_LOAD_SCALAR(name, operation) \
static void gen_##name(DisasContext *ctx) \
{ \
TCGv EA; \
if (unlikely(!ctx->vsx_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VSXU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
gen_qemu_##operation(ctx, cpu_vsrh(xT(ctx->opcode)), EA); \
/* NOTE: cpu_vsrl is undefined */ \
tcg_temp_free(EA); \
}
VSX_LOAD_SCALAR(lxsdx, ld64_i64)
VSX_LOAD_SCALAR(lxsiwax, ld32s_i64)
VSX_LOAD_SCALAR(lxsibzx, ld8u_i64)
VSX_LOAD_SCALAR(lxsihzx, ld16u_i64)
VSX_LOAD_SCALAR(lxsiwzx, ld32u_i64)
VSX_LOAD_SCALAR(lxsspx, ld32fs)
static void gen_lxvd2x(DisasContext *ctx)
{
TCGv EA;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
gen_qemu_ld64_i64(ctx, cpu_vsrh(xT(ctx->opcode)), EA);
tcg_gen_addi_tl(EA, EA, 8);
gen_qemu_ld64_i64(ctx, cpu_vsrl(xT(ctx->opcode)), EA);
tcg_temp_free(EA);
}
static void gen_lxvdsx(DisasContext *ctx)
{
TCGv EA;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
gen_qemu_ld64_i64(ctx, cpu_vsrh(xT(ctx->opcode)), EA);
tcg_gen_mov_i64(cpu_vsrl(xT(ctx->opcode)), cpu_vsrh(xT(ctx->opcode)));
tcg_temp_free(EA);
}
static void gen_lxvw4x(DisasContext *ctx)
{
TCGv EA;
TCGv_i64 xth = cpu_vsrh(xT(ctx->opcode));
TCGv_i64 xtl = cpu_vsrl(xT(ctx->opcode));
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
if (ctx->le_mode) {
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
tcg_gen_qemu_ld_i64(t0, EA, ctx->mem_idx, MO_LEQ);
tcg_gen_shri_i64(t1, t0, 32);
tcg_gen_deposit_i64(xth, t1, t0, 32, 32);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_ld_i64(t0, EA, ctx->mem_idx, MO_LEQ);
tcg_gen_shri_i64(t1, t0, 32);
tcg_gen_deposit_i64(xtl, t1, t0, 32, 32);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
} else {
tcg_gen_qemu_ld_i64(xth, EA, ctx->mem_idx, MO_BEQ);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_ld_i64(xtl, EA, ctx->mem_idx, MO_BEQ);
}
tcg_temp_free(EA);
}
static void gen_bswap16x8(TCGv_i64 outh, TCGv_i64 outl,
TCGv_i64 inh, TCGv_i64 inl)
{
TCGv_i64 mask = tcg_const_i64(0x00FF00FF00FF00FF);
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
/* outh = ((inh & mask) << 8) | ((inh >> 8) & mask) */
tcg_gen_and_i64(t0, inh, mask);
tcg_gen_shli_i64(t0, t0, 8);
tcg_gen_shri_i64(t1, inh, 8);
tcg_gen_and_i64(t1, t1, mask);
tcg_gen_or_i64(outh, t0, t1);
/* outl = ((inl & mask) << 8) | ((inl >> 8) & mask) */
tcg_gen_and_i64(t0, inl, mask);
tcg_gen_shli_i64(t0, t0, 8);
tcg_gen_shri_i64(t1, inl, 8);
tcg_gen_and_i64(t1, t1, mask);
tcg_gen_or_i64(outl, t0, t1);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
tcg_temp_free_i64(mask);
}
static void gen_lxvh8x(DisasContext *ctx)
{
TCGv EA;
TCGv_i64 xth = cpu_vsrh(xT(ctx->opcode));
TCGv_i64 xtl = cpu_vsrl(xT(ctx->opcode));
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
tcg_gen_qemu_ld_i64(xth, EA, ctx->mem_idx, MO_BEQ);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_ld_i64(xtl, EA, ctx->mem_idx, MO_BEQ);
if (ctx->le_mode) {
gen_bswap16x8(xth, xtl, xth, xtl);
}
tcg_temp_free(EA);
}
static void gen_lxvb16x(DisasContext *ctx)
{
TCGv EA;
TCGv_i64 xth = cpu_vsrh(xT(ctx->opcode));
TCGv_i64 xtl = cpu_vsrl(xT(ctx->opcode));
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
tcg_gen_qemu_ld_i64(xth, EA, ctx->mem_idx, MO_BEQ);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_ld_i64(xtl, EA, ctx->mem_idx, MO_BEQ);
tcg_temp_free(EA);
}
#define VSX_STORE_SCALAR(name, operation) \
static void gen_##name(DisasContext *ctx) \
{ \
TCGv EA; \
if (unlikely(!ctx->vsx_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VSXU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
EA = tcg_temp_new(); \
gen_addr_reg_index(ctx, EA); \
gen_qemu_##operation(ctx, cpu_vsrh(xS(ctx->opcode)), EA); \
tcg_temp_free(EA); \
}
VSX_STORE_SCALAR(stxsdx, st64_i64)
VSX_STORE_SCALAR(stxsibx, st8_i64)
VSX_STORE_SCALAR(stxsihx, st16_i64)
VSX_STORE_SCALAR(stxsiwx, st32_i64)
VSX_STORE_SCALAR(stxsspx, st32fs)
static void gen_stxvd2x(DisasContext *ctx)
{
TCGv EA;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
gen_qemu_st64_i64(ctx, cpu_vsrh(xS(ctx->opcode)), EA);
tcg_gen_addi_tl(EA, EA, 8);
gen_qemu_st64_i64(ctx, cpu_vsrl(xS(ctx->opcode)), EA);
tcg_temp_free(EA);
}
static void gen_stxvw4x(DisasContext *ctx)
{
TCGv_i64 xsh = cpu_vsrh(xS(ctx->opcode));
TCGv_i64 xsl = cpu_vsrl(xS(ctx->opcode));
TCGv EA;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
if (ctx->le_mode) {
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
tcg_gen_shri_i64(t0, xsh, 32);
tcg_gen_deposit_i64(t1, t0, xsh, 32, 32);
tcg_gen_qemu_st_i64(t1, EA, ctx->mem_idx, MO_LEQ);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_shri_i64(t0, xsl, 32);
tcg_gen_deposit_i64(t1, t0, xsl, 32, 32);
tcg_gen_qemu_st_i64(t1, EA, ctx->mem_idx, MO_LEQ);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
} else {
tcg_gen_qemu_st_i64(xsh, EA, ctx->mem_idx, MO_BEQ);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_st_i64(xsl, EA, ctx->mem_idx, MO_BEQ);
}
tcg_temp_free(EA);
}
static void gen_stxvh8x(DisasContext *ctx)
{
TCGv_i64 xsh = cpu_vsrh(xS(ctx->opcode));
TCGv_i64 xsl = cpu_vsrl(xS(ctx->opcode));
TCGv EA;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
if (ctx->le_mode) {
TCGv_i64 outh = tcg_temp_new_i64();
TCGv_i64 outl = tcg_temp_new_i64();
gen_bswap16x8(outh, outl, xsh, xsl);
tcg_gen_qemu_st_i64(outh, EA, ctx->mem_idx, MO_BEQ);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_st_i64(outl, EA, ctx->mem_idx, MO_BEQ);
tcg_temp_free_i64(outh);
tcg_temp_free_i64(outl);
} else {
tcg_gen_qemu_st_i64(xsh, EA, ctx->mem_idx, MO_BEQ);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_st_i64(xsl, EA, ctx->mem_idx, MO_BEQ);
}
tcg_temp_free(EA);
}
static void gen_stxvb16x(DisasContext *ctx)
{
TCGv_i64 xsh = cpu_vsrh(xS(ctx->opcode));
TCGv_i64 xsl = cpu_vsrl(xS(ctx->opcode));
TCGv EA;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
gen_set_access_type(ctx, ACCESS_INT);
EA = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
tcg_gen_qemu_st_i64(xsh, EA, ctx->mem_idx, MO_BEQ);
tcg_gen_addi_tl(EA, EA, 8);
tcg_gen_qemu_st_i64(xsl, EA, ctx->mem_idx, MO_BEQ);
tcg_temp_free(EA);
}
#define MV_VSRW(name, tcgop1, tcgop2, target, source) \
static void gen_##name(DisasContext *ctx) \
{ \
if (xS(ctx->opcode) < 32) { \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
} else { \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
} \
TCGv_i64 tmp = tcg_temp_new_i64(); \
tcg_gen_##tcgop1(tmp, source); \
tcg_gen_##tcgop2(target, tmp); \
tcg_temp_free_i64(tmp); \
}
MV_VSRW(mfvsrwz, ext32u_i64, trunc_i64_tl, cpu_gpr[rA(ctx->opcode)], \
cpu_vsrh(xS(ctx->opcode)))
MV_VSRW(mtvsrwa, extu_tl_i64, ext32s_i64, cpu_vsrh(xT(ctx->opcode)), \
cpu_gpr[rA(ctx->opcode)])
MV_VSRW(mtvsrwz, extu_tl_i64, ext32u_i64, cpu_vsrh(xT(ctx->opcode)), \
cpu_gpr[rA(ctx->opcode)])
#if defined(TARGET_PPC64)
#define MV_VSRD(name, target, source) \
static void gen_##name(DisasContext *ctx) \
{ \
if (xS(ctx->opcode) < 32) { \
if (unlikely(!ctx->fpu_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_FPU); \
return; \
} \
} else { \
if (unlikely(!ctx->altivec_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VPU); \
return; \
} \
} \
tcg_gen_mov_i64(target, source); \
}
MV_VSRD(mfvsrd, cpu_gpr[rA(ctx->opcode)], cpu_vsrh(xS(ctx->opcode)))
MV_VSRD(mtvsrd, cpu_vsrh(xT(ctx->opcode)), cpu_gpr[rA(ctx->opcode)])
static void gen_mfvsrld(DisasContext *ctx)
{
if (xS(ctx->opcode) < 32) {
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
} else {
if (unlikely(!ctx->altivec_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VPU);
return;
}
}
tcg_gen_mov_i64(cpu_gpr[rA(ctx->opcode)], cpu_vsrl(xS(ctx->opcode)));
}
static void gen_mtvsrdd(DisasContext *ctx)
{
if (xT(ctx->opcode) < 32) {
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
} else {
if (unlikely(!ctx->altivec_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VPU);
return;
}
}
if (!rA(ctx->opcode)) {
tcg_gen_movi_i64(cpu_vsrh(xT(ctx->opcode)), 0);
} else {
tcg_gen_mov_i64(cpu_vsrh(xT(ctx->opcode)), cpu_gpr[rA(ctx->opcode)]);
}
tcg_gen_mov_i64(cpu_vsrl(xT(ctx->opcode)), cpu_gpr[rB(ctx->opcode)]);
}
#endif
static void gen_xxpermdi(DisasContext *ctx)
{
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
if (unlikely((xT(ctx->opcode) == xA(ctx->opcode)) ||
(xT(ctx->opcode) == xB(ctx->opcode)))) {
TCGv_i64 xh, xl;
xh = tcg_temp_new_i64();
xl = tcg_temp_new_i64();
if ((DM(ctx->opcode) & 2) == 0) {
tcg_gen_mov_i64(xh, cpu_vsrh(xA(ctx->opcode)));
} else {
tcg_gen_mov_i64(xh, cpu_vsrl(xA(ctx->opcode)));
}
if ((DM(ctx->opcode) & 1) == 0) {
tcg_gen_mov_i64(xl, cpu_vsrh(xB(ctx->opcode)));
} else {
tcg_gen_mov_i64(xl, cpu_vsrl(xB(ctx->opcode)));
}
tcg_gen_mov_i64(cpu_vsrh(xT(ctx->opcode)), xh);
tcg_gen_mov_i64(cpu_vsrl(xT(ctx->opcode)), xl);
tcg_temp_free_i64(xh);
tcg_temp_free_i64(xl);
} else {
if ((DM(ctx->opcode) & 2) == 0) {
tcg_gen_mov_i64(cpu_vsrh(xT(ctx->opcode)), cpu_vsrh(xA(ctx->opcode)));
} else {
tcg_gen_mov_i64(cpu_vsrh(xT(ctx->opcode)), cpu_vsrl(xA(ctx->opcode)));
}
if ((DM(ctx->opcode) & 1) == 0) {
tcg_gen_mov_i64(cpu_vsrl(xT(ctx->opcode)), cpu_vsrh(xB(ctx->opcode)));
} else {
tcg_gen_mov_i64(cpu_vsrl(xT(ctx->opcode)), cpu_vsrl(xB(ctx->opcode)));
}
}
}
#define OP_ABS 1
#define OP_NABS 2
#define OP_NEG 3
#define OP_CPSGN 4
#define SGN_MASK_DP 0x8000000000000000ull
#define SGN_MASK_SP 0x8000000080000000ull
#define VSX_SCALAR_MOVE(name, op, sgn_mask) \
static void glue(gen_, name)(DisasContext * ctx) \
{ \
TCGv_i64 xb, sgm; \
if (unlikely(!ctx->vsx_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VSXU); \
return; \
} \
xb = tcg_temp_new_i64(); \
sgm = tcg_temp_new_i64(); \
tcg_gen_mov_i64(xb, cpu_vsrh(xB(ctx->opcode))); \
tcg_gen_movi_i64(sgm, sgn_mask); \
switch (op) { \
case OP_ABS: { \
tcg_gen_andc_i64(xb, xb, sgm); \
break; \
} \
case OP_NABS: { \
tcg_gen_or_i64(xb, xb, sgm); \
break; \
} \
case OP_NEG: { \
tcg_gen_xor_i64(xb, xb, sgm); \
break; \
} \
case OP_CPSGN: { \
TCGv_i64 xa = tcg_temp_new_i64(); \
tcg_gen_mov_i64(xa, cpu_vsrh(xA(ctx->opcode))); \
tcg_gen_and_i64(xa, xa, sgm); \
tcg_gen_andc_i64(xb, xb, sgm); \
tcg_gen_or_i64(xb, xb, xa); \
tcg_temp_free_i64(xa); \
break; \
} \
} \
tcg_gen_mov_i64(cpu_vsrh(xT(ctx->opcode)), xb); \
tcg_temp_free_i64(xb); \
tcg_temp_free_i64(sgm); \
}
VSX_SCALAR_MOVE(xsabsdp, OP_ABS, SGN_MASK_DP)
VSX_SCALAR_MOVE(xsnabsdp, OP_NABS, SGN_MASK_DP)
VSX_SCALAR_MOVE(xsnegdp, OP_NEG, SGN_MASK_DP)
VSX_SCALAR_MOVE(xscpsgndp, OP_CPSGN, SGN_MASK_DP)
#define VSX_VECTOR_MOVE(name, op, sgn_mask) \
static void glue(gen_, name)(DisasContext * ctx) \
{ \
TCGv_i64 xbh, xbl, sgm; \
if (unlikely(!ctx->vsx_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VSXU); \
return; \
} \
xbh = tcg_temp_new_i64(); \
xbl = tcg_temp_new_i64(); \
sgm = tcg_temp_new_i64(); \
tcg_gen_mov_i64(xbh, cpu_vsrh(xB(ctx->opcode))); \
tcg_gen_mov_i64(xbl, cpu_vsrl(xB(ctx->opcode))); \
tcg_gen_movi_i64(sgm, sgn_mask); \
switch (op) { \
case OP_ABS: { \
tcg_gen_andc_i64(xbh, xbh, sgm); \
tcg_gen_andc_i64(xbl, xbl, sgm); \
break; \
} \
case OP_NABS: { \
tcg_gen_or_i64(xbh, xbh, sgm); \
tcg_gen_or_i64(xbl, xbl, sgm); \
break; \
} \
case OP_NEG: { \
tcg_gen_xor_i64(xbh, xbh, sgm); \
tcg_gen_xor_i64(xbl, xbl, sgm); \
break; \
} \
case OP_CPSGN: { \
TCGv_i64 xah = tcg_temp_new_i64(); \
TCGv_i64 xal = tcg_temp_new_i64(); \
tcg_gen_mov_i64(xah, cpu_vsrh(xA(ctx->opcode))); \
tcg_gen_mov_i64(xal, cpu_vsrl(xA(ctx->opcode))); \
tcg_gen_and_i64(xah, xah, sgm); \
tcg_gen_and_i64(xal, xal, sgm); \
tcg_gen_andc_i64(xbh, xbh, sgm); \
tcg_gen_andc_i64(xbl, xbl, sgm); \
tcg_gen_or_i64(xbh, xbh, xah); \
tcg_gen_or_i64(xbl, xbl, xal); \
tcg_temp_free_i64(xah); \
tcg_temp_free_i64(xal); \
break; \
} \
} \
tcg_gen_mov_i64(cpu_vsrh(xT(ctx->opcode)), xbh); \
tcg_gen_mov_i64(cpu_vsrl(xT(ctx->opcode)), xbl); \
tcg_temp_free_i64(xbh); \
tcg_temp_free_i64(xbl); \
tcg_temp_free_i64(sgm); \
}
VSX_VECTOR_MOVE(xvabsdp, OP_ABS, SGN_MASK_DP)
VSX_VECTOR_MOVE(xvnabsdp, OP_NABS, SGN_MASK_DP)
VSX_VECTOR_MOVE(xvnegdp, OP_NEG, SGN_MASK_DP)
VSX_VECTOR_MOVE(xvcpsgndp, OP_CPSGN, SGN_MASK_DP)
VSX_VECTOR_MOVE(xvabssp, OP_ABS, SGN_MASK_SP)
VSX_VECTOR_MOVE(xvnabssp, OP_NABS, SGN_MASK_SP)
VSX_VECTOR_MOVE(xvnegsp, OP_NEG, SGN_MASK_SP)
VSX_VECTOR_MOVE(xvcpsgnsp, OP_CPSGN, SGN_MASK_SP)
#define GEN_VSX_HELPER_2(name, op1, op2, inval, type) \
static void gen_##name(DisasContext * ctx) \
{ \
TCGv_i32 opc; \
if (unlikely(!ctx->vsx_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VSXU); \
return; \
} \
opc = tcg_const_i32(ctx->opcode); \
gen_helper_##name(cpu_env, opc); \
tcg_temp_free_i32(opc); \
}
#define GEN_VSX_HELPER_XT_XB_ENV(name, op1, op2, inval, type) \
static void gen_##name(DisasContext * ctx) \
{ \
if (unlikely(!ctx->vsx_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VSXU); \
return; \
} \
gen_helper_##name(cpu_vsrh(xT(ctx->opcode)), cpu_env, \
cpu_vsrh(xB(ctx->opcode))); \
}
GEN_VSX_HELPER_2(xsadddp, 0x00, 0x04, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xssubdp, 0x00, 0x05, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsmuldp, 0x00, 0x06, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsdivdp, 0x00, 0x07, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsredp, 0x14, 0x05, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xssqrtdp, 0x16, 0x04, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsrsqrtedp, 0x14, 0x04, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xstdivdp, 0x14, 0x07, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xstsqrtdp, 0x14, 0x06, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsmaddadp, 0x04, 0x04, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsmaddmdp, 0x04, 0x05, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsmsubadp, 0x04, 0x06, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsmsubmdp, 0x04, 0x07, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsnmaddadp, 0x04, 0x14, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsnmaddmdp, 0x04, 0x15, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsnmsubadp, 0x04, 0x16, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsnmsubmdp, 0x04, 0x17, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscmpodp, 0x0C, 0x05, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscmpudp, 0x0C, 0x04, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsmaxdp, 0x00, 0x14, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsmindp, 0x00, 0x15, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscvdpsp, 0x12, 0x10, 0, PPC2_VSX)
GEN_VSX_HELPER_XT_XB_ENV(xscvdpspn, 0x16, 0x10, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xscvspdp, 0x12, 0x14, 0, PPC2_VSX)
GEN_VSX_HELPER_XT_XB_ENV(xscvspdpn, 0x16, 0x14, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xscvdpsxds, 0x10, 0x15, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscvdpsxws, 0x10, 0x05, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscvdpuxds, 0x10, 0x14, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscvdpuxws, 0x10, 0x04, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscvsxddp, 0x10, 0x17, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscvuxddp, 0x10, 0x16, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsrdpi, 0x12, 0x04, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsrdpic, 0x16, 0x06, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsrdpim, 0x12, 0x07, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsrdpip, 0x12, 0x06, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsrdpiz, 0x12, 0x05, 0, PPC2_VSX)
GEN_VSX_HELPER_XT_XB_ENV(xsrsp, 0x12, 0x11, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsaddsp, 0x00, 0x00, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xssubsp, 0x00, 0x01, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsmulsp, 0x00, 0x02, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsdivsp, 0x00, 0x03, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsresp, 0x14, 0x01, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xssqrtsp, 0x16, 0x00, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsrsqrtesp, 0x14, 0x00, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsmaddasp, 0x04, 0x00, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsmaddmsp, 0x04, 0x01, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsmsubasp, 0x04, 0x02, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsmsubmsp, 0x04, 0x03, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsnmaddasp, 0x04, 0x10, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsnmaddmsp, 0x04, 0x11, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsnmsubasp, 0x04, 0x12, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xsnmsubmsp, 0x04, 0x13, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xscvsxdsp, 0x10, 0x13, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xscvuxdsp, 0x10, 0x12, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xvadddp, 0x00, 0x0C, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvsubdp, 0x00, 0x0D, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmuldp, 0x00, 0x0E, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvdivdp, 0x00, 0x0F, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvredp, 0x14, 0x0D, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvsqrtdp, 0x16, 0x0C, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrsqrtedp, 0x14, 0x0C, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvtdivdp, 0x14, 0x0F, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvtsqrtdp, 0x14, 0x0E, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmaddadp, 0x04, 0x0C, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmaddmdp, 0x04, 0x0D, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmsubadp, 0x04, 0x0E, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmsubmdp, 0x04, 0x0F, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvnmaddadp, 0x04, 0x1C, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvnmaddmdp, 0x04, 0x1D, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvnmsubadp, 0x04, 0x1E, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvnmsubmdp, 0x04, 0x1F, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmaxdp, 0x00, 0x1C, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmindp, 0x00, 0x1D, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcmpeqdp, 0x0C, 0x0C, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcmpgtdp, 0x0C, 0x0D, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcmpgedp, 0x0C, 0x0E, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvdpsp, 0x12, 0x18, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvdpsxds, 0x10, 0x1D, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvdpsxws, 0x10, 0x0D, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvdpuxds, 0x10, 0x1C, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvdpuxws, 0x10, 0x0C, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvsxddp, 0x10, 0x1F, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvuxddp, 0x10, 0x1E, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvsxwdp, 0x10, 0x0F, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvuxwdp, 0x10, 0x0E, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrdpi, 0x12, 0x0C, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrdpic, 0x16, 0x0E, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrdpim, 0x12, 0x0F, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrdpip, 0x12, 0x0E, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrdpiz, 0x12, 0x0D, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvaddsp, 0x00, 0x08, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvsubsp, 0x00, 0x09, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmulsp, 0x00, 0x0A, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvdivsp, 0x00, 0x0B, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvresp, 0x14, 0x09, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvsqrtsp, 0x16, 0x08, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrsqrtesp, 0x14, 0x08, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvtdivsp, 0x14, 0x0B, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvtsqrtsp, 0x14, 0x0A, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmaddasp, 0x04, 0x08, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmaddmsp, 0x04, 0x09, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmsubasp, 0x04, 0x0A, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmsubmsp, 0x04, 0x0B, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvnmaddasp, 0x04, 0x18, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvnmaddmsp, 0x04, 0x19, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvnmsubasp, 0x04, 0x1A, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvnmsubmsp, 0x04, 0x1B, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvmaxsp, 0x00, 0x18, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvminsp, 0x00, 0x19, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcmpeqsp, 0x0C, 0x08, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcmpgtsp, 0x0C, 0x09, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcmpgesp, 0x0C, 0x0A, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvspdp, 0x12, 0x1C, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvspsxds, 0x10, 0x19, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvspsxws, 0x10, 0x09, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvspuxds, 0x10, 0x18, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvspuxws, 0x10, 0x08, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvsxdsp, 0x10, 0x1B, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvuxdsp, 0x10, 0x1A, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvsxwsp, 0x10, 0x0B, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvcvuxwsp, 0x10, 0x0A, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrspi, 0x12, 0x08, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrspic, 0x16, 0x0A, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrspim, 0x12, 0x0B, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrspip, 0x12, 0x0A, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xvrspiz, 0x12, 0x09, 0, PPC2_VSX)
#define VSX_LOGICAL(name, tcg_op) \
static void glue(gen_, name)(DisasContext * ctx) \
{ \
if (unlikely(!ctx->vsx_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VSXU); \
return; \
} \
tcg_op(cpu_vsrh(xT(ctx->opcode)), cpu_vsrh(xA(ctx->opcode)), \
cpu_vsrh(xB(ctx->opcode))); \
tcg_op(cpu_vsrl(xT(ctx->opcode)), cpu_vsrl(xA(ctx->opcode)), \
cpu_vsrl(xB(ctx->opcode))); \
}
VSX_LOGICAL(xxland, tcg_gen_and_i64)
VSX_LOGICAL(xxlandc, tcg_gen_andc_i64)
VSX_LOGICAL(xxlor, tcg_gen_or_i64)
VSX_LOGICAL(xxlxor, tcg_gen_xor_i64)
VSX_LOGICAL(xxlnor, tcg_gen_nor_i64)
VSX_LOGICAL(xxleqv, tcg_gen_eqv_i64)
VSX_LOGICAL(xxlnand, tcg_gen_nand_i64)
VSX_LOGICAL(xxlorc, tcg_gen_orc_i64)
#define VSX_XXMRG(name, high) \
static void glue(gen_, name)(DisasContext * ctx) \
{ \
TCGv_i64 a0, a1, b0, b1; \
if (unlikely(!ctx->vsx_enabled)) { \
gen_exception(ctx, POWERPC_EXCP_VSXU); \
return; \
} \
a0 = tcg_temp_new_i64(); \
a1 = tcg_temp_new_i64(); \
b0 = tcg_temp_new_i64(); \
b1 = tcg_temp_new_i64(); \
if (high) { \
tcg_gen_mov_i64(a0, cpu_vsrh(xA(ctx->opcode))); \
tcg_gen_mov_i64(a1, cpu_vsrh(xA(ctx->opcode))); \
tcg_gen_mov_i64(b0, cpu_vsrh(xB(ctx->opcode))); \
tcg_gen_mov_i64(b1, cpu_vsrh(xB(ctx->opcode))); \
} else { \
tcg_gen_mov_i64(a0, cpu_vsrl(xA(ctx->opcode))); \
tcg_gen_mov_i64(a1, cpu_vsrl(xA(ctx->opcode))); \
tcg_gen_mov_i64(b0, cpu_vsrl(xB(ctx->opcode))); \
tcg_gen_mov_i64(b1, cpu_vsrl(xB(ctx->opcode))); \
} \
tcg_gen_shri_i64(a0, a0, 32); \
tcg_gen_shri_i64(b0, b0, 32); \
tcg_gen_deposit_i64(cpu_vsrh(xT(ctx->opcode)), \
b0, a0, 32, 32); \
tcg_gen_deposit_i64(cpu_vsrl(xT(ctx->opcode)), \
b1, a1, 32, 32); \
tcg_temp_free_i64(a0); \
tcg_temp_free_i64(a1); \
tcg_temp_free_i64(b0); \
tcg_temp_free_i64(b1); \
}
VSX_XXMRG(xxmrghw, 1)
VSX_XXMRG(xxmrglw, 0)
static void gen_xxsel(DisasContext * ctx)
{
TCGv_i64 a, b, c;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
a = tcg_temp_new_i64();
b = tcg_temp_new_i64();
c = tcg_temp_new_i64();
tcg_gen_mov_i64(a, cpu_vsrh(xA(ctx->opcode)));
tcg_gen_mov_i64(b, cpu_vsrh(xB(ctx->opcode)));
tcg_gen_mov_i64(c, cpu_vsrh(xC(ctx->opcode)));
tcg_gen_and_i64(b, b, c);
tcg_gen_andc_i64(a, a, c);
tcg_gen_or_i64(cpu_vsrh(xT(ctx->opcode)), a, b);
tcg_gen_mov_i64(a, cpu_vsrl(xA(ctx->opcode)));
tcg_gen_mov_i64(b, cpu_vsrl(xB(ctx->opcode)));
tcg_gen_mov_i64(c, cpu_vsrl(xC(ctx->opcode)));
tcg_gen_and_i64(b, b, c);
tcg_gen_andc_i64(a, a, c);
tcg_gen_or_i64(cpu_vsrl(xT(ctx->opcode)), a, b);
tcg_temp_free_i64(a);
tcg_temp_free_i64(b);
tcg_temp_free_i64(c);
}
static void gen_xxspltw(DisasContext *ctx)
{
TCGv_i64 b, b2;
TCGv_i64 vsr = (UIM(ctx->opcode) & 2) ?
cpu_vsrl(xB(ctx->opcode)) :
cpu_vsrh(xB(ctx->opcode));
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
b = tcg_temp_new_i64();
b2 = tcg_temp_new_i64();
if (UIM(ctx->opcode) & 1) {
tcg_gen_ext32u_i64(b, vsr);
} else {
tcg_gen_shri_i64(b, vsr, 32);
}
tcg_gen_shli_i64(b2, b, 32);
tcg_gen_or_i64(cpu_vsrh(xT(ctx->opcode)), b, b2);
tcg_gen_mov_i64(cpu_vsrl(xT(ctx->opcode)), cpu_vsrh(xT(ctx->opcode)));
tcg_temp_free_i64(b);
tcg_temp_free_i64(b2);
}
#define pattern(x) (((x) & 0xff) * (~(uint64_t)0 / 0xff))
static void gen_xxspltib(DisasContext *ctx)
{
unsigned char uim8 = IMM8(ctx->opcode);
if (xS(ctx->opcode) < 32) {
if (unlikely(!ctx->altivec_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VPU);
return;
}
} else {
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
}
tcg_gen_movi_i64(cpu_vsrh(xT(ctx->opcode)), pattern(uim8));
tcg_gen_movi_i64(cpu_vsrl(xT(ctx->opcode)), pattern(uim8));
}
static void gen_xxsldwi(DisasContext *ctx)
{
TCGv_i64 xth, xtl;
if (unlikely(!ctx->vsx_enabled)) {
gen_exception(ctx, POWERPC_EXCP_VSXU);
return;
}
xth = tcg_temp_new_i64();
xtl = tcg_temp_new_i64();
switch (SHW(ctx->opcode)) {
case 0: {
tcg_gen_mov_i64(xth, cpu_vsrh(xA(ctx->opcode)));
tcg_gen_mov_i64(xtl, cpu_vsrl(xA(ctx->opcode)));
break;
}
case 1: {
TCGv_i64 t0 = tcg_temp_new_i64();
tcg_gen_mov_i64(xth, cpu_vsrh(xA(ctx->opcode)));
tcg_gen_shli_i64(xth, xth, 32);
tcg_gen_mov_i64(t0, cpu_vsrl(xA(ctx->opcode)));
tcg_gen_shri_i64(t0, t0, 32);
tcg_gen_or_i64(xth, xth, t0);
tcg_gen_mov_i64(xtl, cpu_vsrl(xA(ctx->opcode)));
tcg_gen_shli_i64(xtl, xtl, 32);
tcg_gen_mov_i64(t0, cpu_vsrh(xB(ctx->opcode)));
tcg_gen_shri_i64(t0, t0, 32);
tcg_gen_or_i64(xtl, xtl, t0);
tcg_temp_free_i64(t0);
break;
}
case 2: {
tcg_gen_mov_i64(xth, cpu_vsrl(xA(ctx->opcode)));
tcg_gen_mov_i64(xtl, cpu_vsrh(xB(ctx->opcode)));
break;
}
case 3: {
TCGv_i64 t0 = tcg_temp_new_i64();
tcg_gen_mov_i64(xth, cpu_vsrl(xA(ctx->opcode)));
tcg_gen_shli_i64(xth, xth, 32);
tcg_gen_mov_i64(t0, cpu_vsrh(xB(ctx->opcode)));
tcg_gen_shri_i64(t0, t0, 32);
tcg_gen_or_i64(xth, xth, t0);
tcg_gen_mov_i64(xtl, cpu_vsrh(xB(ctx->opcode)));
tcg_gen_shli_i64(xtl, xtl, 32);
tcg_gen_mov_i64(t0, cpu_vsrl(xB(ctx->opcode)));
tcg_gen_shri_i64(t0, t0, 32);
tcg_gen_or_i64(xtl, xtl, t0);
tcg_temp_free_i64(t0);
break;
}
}
tcg_gen_mov_i64(cpu_vsrh(xT(ctx->opcode)), xth);
tcg_gen_mov_i64(cpu_vsrl(xT(ctx->opcode)), xtl);
tcg_temp_free_i64(xth);
tcg_temp_free_i64(xtl);
}
#undef GEN_XX2FORM
#undef GEN_XX3FORM
#undef GEN_XX2IFORM
#undef GEN_XX3_RC_FORM
#undef GEN_XX3FORM_DM
#undef VSX_LOGICAL