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tcg-op-gvec.c
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/*
* Generic vector operation expansion
*
* Copyright (c) 2018 Linaro
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include "qemu/osdep.h"
#include "tcg.h"
#include "tcg-op.h"
#include "tcg-op-gvec.h"
#include "tcg-gvec-desc.h"
#define MAX_UNROLL 4
#ifdef CONFIG_DEBUG_TCG
static const TCGOpcode vecop_list_empty[1] = { 0 };
#else
#define vecop_list_empty NULL
#endif
/* Verify vector size and alignment rules. OFS should be the OR of all
of the operand offsets so that we can check them all at once. */
static void check_size_align(uint32_t oprsz, uint32_t maxsz, uint32_t ofs)
{
uint32_t opr_align = oprsz >= 16 ? 15 : 7;
uint32_t max_align = maxsz >= 16 || oprsz >= 16 ? 15 : 7;
tcg_debug_assert(oprsz > 0);
tcg_debug_assert(oprsz <= maxsz);
tcg_debug_assert((oprsz & opr_align) == 0);
tcg_debug_assert((maxsz & max_align) == 0);
tcg_debug_assert((ofs & max_align) == 0);
}
/* Verify vector overlap rules for two operands. */
static void check_overlap_2(uint32_t d, uint32_t a, uint32_t s)
{
tcg_debug_assert(d == a || d + s <= a || a + s <= d);
}
/* Verify vector overlap rules for three operands. */
static void check_overlap_3(uint32_t d, uint32_t a, uint32_t b, uint32_t s)
{
check_overlap_2(d, a, s);
check_overlap_2(d, b, s);
check_overlap_2(a, b, s);
}
/* Verify vector overlap rules for four operands. */
static void check_overlap_4(uint32_t d, uint32_t a, uint32_t b,
uint32_t c, uint32_t s)
{
check_overlap_2(d, a, s);
check_overlap_2(d, b, s);
check_overlap_2(d, c, s);
check_overlap_2(a, b, s);
check_overlap_2(a, c, s);
check_overlap_2(b, c, s);
}
/* Create a descriptor from components. */
uint32_t simd_desc(uint32_t oprsz, uint32_t maxsz, int32_t data)
{
uint32_t desc = 0;
assert(oprsz % 8 == 0 && oprsz <= (8 << SIMD_OPRSZ_BITS));
assert(maxsz % 8 == 0 && maxsz <= (8 << SIMD_MAXSZ_BITS));
assert(data == sextract32(data, 0, SIMD_DATA_BITS));
oprsz = (oprsz / 8) - 1;
maxsz = (maxsz / 8) - 1;
desc = deposit32(desc, SIMD_OPRSZ_SHIFT, SIMD_OPRSZ_BITS, oprsz);
desc = deposit32(desc, SIMD_MAXSZ_SHIFT, SIMD_MAXSZ_BITS, maxsz);
desc = deposit32(desc, SIMD_DATA_SHIFT, SIMD_DATA_BITS, data);
return desc;
}
/* Generate a call to a gvec-style helper with two vector operands. */
void tcg_gen_gvec_2_ool(uint32_t dofs, uint32_t aofs,
uint32_t oprsz, uint32_t maxsz, int32_t data,
gen_helper_gvec_2 *fn)
{
TCGv_ptr a0, a1;
TCGv_i32 desc = tcg_const_i32(simd_desc(oprsz, maxsz, data));
a0 = tcg_temp_new_ptr();
a1 = tcg_temp_new_ptr();
tcg_gen_addi_ptr(a0, cpu_env, dofs);
tcg_gen_addi_ptr(a1, cpu_env, aofs);
fn(a0, a1, desc);
tcg_temp_free_ptr(a0);
tcg_temp_free_ptr(a1);
tcg_temp_free_i32(desc);
}
/* Generate a call to a gvec-style helper with two vector operands
and one scalar operand. */
void tcg_gen_gvec_2i_ool(uint32_t dofs, uint32_t aofs, TCGv_i64 c,
uint32_t oprsz, uint32_t maxsz, int32_t data,
gen_helper_gvec_2i *fn)
{
TCGv_ptr a0, a1;
TCGv_i32 desc = tcg_const_i32(simd_desc(oprsz, maxsz, data));
a0 = tcg_temp_new_ptr();
a1 = tcg_temp_new_ptr();
tcg_gen_addi_ptr(a0, cpu_env, dofs);
tcg_gen_addi_ptr(a1, cpu_env, aofs);
fn(a0, a1, c, desc);
tcg_temp_free_ptr(a0);
tcg_temp_free_ptr(a1);
tcg_temp_free_i32(desc);
}
/* Generate a call to a gvec-style helper with three vector operands. */
void tcg_gen_gvec_3_ool(uint32_t dofs, uint32_t aofs, uint32_t bofs,
uint32_t oprsz, uint32_t maxsz, int32_t data,
gen_helper_gvec_3 *fn)
{
TCGv_ptr a0, a1, a2;
TCGv_i32 desc = tcg_const_i32(simd_desc(oprsz, maxsz, data));
a0 = tcg_temp_new_ptr();
a1 = tcg_temp_new_ptr();
a2 = tcg_temp_new_ptr();
tcg_gen_addi_ptr(a0, cpu_env, dofs);
tcg_gen_addi_ptr(a1, cpu_env, aofs);
tcg_gen_addi_ptr(a2, cpu_env, bofs);
fn(a0, a1, a2, desc);
tcg_temp_free_ptr(a0);
tcg_temp_free_ptr(a1);
tcg_temp_free_ptr(a2);
tcg_temp_free_i32(desc);
}
/* Generate a call to a gvec-style helper with four vector operands. */
void tcg_gen_gvec_4_ool(uint32_t dofs, uint32_t aofs, uint32_t bofs,
uint32_t cofs, uint32_t oprsz, uint32_t maxsz,
int32_t data, gen_helper_gvec_4 *fn)
{
TCGv_ptr a0, a1, a2, a3;
TCGv_i32 desc = tcg_const_i32(simd_desc(oprsz, maxsz, data));
a0 = tcg_temp_new_ptr();
a1 = tcg_temp_new_ptr();
a2 = tcg_temp_new_ptr();
a3 = tcg_temp_new_ptr();
tcg_gen_addi_ptr(a0, cpu_env, dofs);
tcg_gen_addi_ptr(a1, cpu_env, aofs);
tcg_gen_addi_ptr(a2, cpu_env, bofs);
tcg_gen_addi_ptr(a3, cpu_env, cofs);
fn(a0, a1, a2, a3, desc);
tcg_temp_free_ptr(a0);
tcg_temp_free_ptr(a1);
tcg_temp_free_ptr(a2);
tcg_temp_free_ptr(a3);
tcg_temp_free_i32(desc);
}
/* Generate a call to a gvec-style helper with five vector operands. */
void tcg_gen_gvec_5_ool(uint32_t dofs, uint32_t aofs, uint32_t bofs,
uint32_t cofs, uint32_t xofs, uint32_t oprsz,
uint32_t maxsz, int32_t data, gen_helper_gvec_5 *fn)
{
TCGv_ptr a0, a1, a2, a3, a4;
TCGv_i32 desc = tcg_const_i32(simd_desc(oprsz, maxsz, data));
a0 = tcg_temp_new_ptr();
a1 = tcg_temp_new_ptr();
a2 = tcg_temp_new_ptr();
a3 = tcg_temp_new_ptr();
a4 = tcg_temp_new_ptr();
tcg_gen_addi_ptr(a0, cpu_env, dofs);
tcg_gen_addi_ptr(a1, cpu_env, aofs);
tcg_gen_addi_ptr(a2, cpu_env, bofs);
tcg_gen_addi_ptr(a3, cpu_env, cofs);
tcg_gen_addi_ptr(a4, cpu_env, xofs);
fn(a0, a1, a2, a3, a4, desc);
tcg_temp_free_ptr(a0);
tcg_temp_free_ptr(a1);
tcg_temp_free_ptr(a2);
tcg_temp_free_ptr(a3);
tcg_temp_free_ptr(a4);
tcg_temp_free_i32(desc);
}
/* Generate a call to a gvec-style helper with three vector operands
and an extra pointer operand. */
void tcg_gen_gvec_2_ptr(uint32_t dofs, uint32_t aofs,
TCGv_ptr ptr, uint32_t oprsz, uint32_t maxsz,
int32_t data, gen_helper_gvec_2_ptr *fn)
{
TCGv_ptr a0, a1;
TCGv_i32 desc = tcg_const_i32(simd_desc(oprsz, maxsz, data));
a0 = tcg_temp_new_ptr();
a1 = tcg_temp_new_ptr();
tcg_gen_addi_ptr(a0, cpu_env, dofs);
tcg_gen_addi_ptr(a1, cpu_env, aofs);
fn(a0, a1, ptr, desc);
tcg_temp_free_ptr(a0);
tcg_temp_free_ptr(a1);
tcg_temp_free_i32(desc);
}
/* Generate a call to a gvec-style helper with three vector operands
and an extra pointer operand. */
void tcg_gen_gvec_3_ptr(uint32_t dofs, uint32_t aofs, uint32_t bofs,
TCGv_ptr ptr, uint32_t oprsz, uint32_t maxsz,
int32_t data, gen_helper_gvec_3_ptr *fn)
{
TCGv_ptr a0, a1, a2;
TCGv_i32 desc = tcg_const_i32(simd_desc(oprsz, maxsz, data));
a0 = tcg_temp_new_ptr();
a1 = tcg_temp_new_ptr();
a2 = tcg_temp_new_ptr();
tcg_gen_addi_ptr(a0, cpu_env, dofs);
tcg_gen_addi_ptr(a1, cpu_env, aofs);
tcg_gen_addi_ptr(a2, cpu_env, bofs);
fn(a0, a1, a2, ptr, desc);
tcg_temp_free_ptr(a0);
tcg_temp_free_ptr(a1);
tcg_temp_free_ptr(a2);
tcg_temp_free_i32(desc);
}
/* Generate a call to a gvec-style helper with four vector operands
and an extra pointer operand. */
void tcg_gen_gvec_4_ptr(uint32_t dofs, uint32_t aofs, uint32_t bofs,
uint32_t cofs, TCGv_ptr ptr, uint32_t oprsz,
uint32_t maxsz, int32_t data,
gen_helper_gvec_4_ptr *fn)
{
TCGv_ptr a0, a1, a2, a3;
TCGv_i32 desc = tcg_const_i32(simd_desc(oprsz, maxsz, data));
a0 = tcg_temp_new_ptr();
a1 = tcg_temp_new_ptr();
a2 = tcg_temp_new_ptr();
a3 = tcg_temp_new_ptr();
tcg_gen_addi_ptr(a0, cpu_env, dofs);
tcg_gen_addi_ptr(a1, cpu_env, aofs);
tcg_gen_addi_ptr(a2, cpu_env, bofs);
tcg_gen_addi_ptr(a3, cpu_env, cofs);
fn(a0, a1, a2, a3, ptr, desc);
tcg_temp_free_ptr(a0);
tcg_temp_free_ptr(a1);
tcg_temp_free_ptr(a2);
tcg_temp_free_ptr(a3);
tcg_temp_free_i32(desc);
}
/* Return true if we want to implement something of OPRSZ bytes
in units of LNSZ. This limits the expansion of inline code. */
static inline bool check_size_impl(uint32_t oprsz, uint32_t lnsz)
{
if (oprsz % lnsz == 0) {
uint32_t lnct = oprsz / lnsz;
return lnct >= 1 && lnct <= MAX_UNROLL;
}
return false;
}
static void expand_clr(uint32_t dofs, uint32_t maxsz);
/* Duplicate C as per VECE. */
uint64_t (dup_const)(unsigned vece, uint64_t c)
{
switch (vece) {
case MO_8:
return 0x0101010101010101ull * (uint8_t)c;
case MO_16:
return 0x0001000100010001ull * (uint16_t)c;
case MO_32:
return 0x0000000100000001ull * (uint32_t)c;
case MO_64:
return c;
default:
g_assert_not_reached();
}
}
/* Duplicate IN into OUT as per VECE. */
static void gen_dup_i32(unsigned vece, TCGv_i32 out, TCGv_i32 in)
{
switch (vece) {
case MO_8:
tcg_gen_ext8u_i32(out, in);
tcg_gen_muli_i32(out, out, 0x01010101);
break;
case MO_16:
tcg_gen_deposit_i32(out, in, in, 16, 16);
break;
case MO_32:
tcg_gen_mov_i32(out, in);
break;
default:
g_assert_not_reached();
}
}
static void gen_dup_i64(unsigned vece, TCGv_i64 out, TCGv_i64 in)
{
switch (vece) {
case MO_8:
tcg_gen_ext8u_i64(out, in);
tcg_gen_muli_i64(out, out, 0x0101010101010101ull);
break;
case MO_16:
tcg_gen_ext16u_i64(out, in);
tcg_gen_muli_i64(out, out, 0x0001000100010001ull);
break;
case MO_32:
tcg_gen_deposit_i64(out, in, in, 32, 32);
break;
case MO_64:
tcg_gen_mov_i64(out, in);
break;
default:
g_assert_not_reached();
}
}
/* Select a supported vector type for implementing an operation on SIZE
* bytes. If OP is 0, assume that the real operation to be performed is
* required by all backends. Otherwise, make sure than OP can be performed
* on elements of size VECE in the selected type. Do not select V64 if
* PREFER_I64 is true. Return 0 if no vector type is selected.
*/
static TCGType choose_vector_type(const TCGOpcode *list, unsigned vece,
uint32_t size, bool prefer_i64)
{
if (TCG_TARGET_HAS_v256 && check_size_impl(size, 32)) {
/*
* Recall that ARM SVE allows vector sizes that are not a
* power of 2, but always a multiple of 16. The intent is
* that e.g. size == 80 would be expanded with 2x32 + 1x16.
* It is hard to imagine a case in which v256 is supported
* but v128 is not, but check anyway.
*/
if (tcg_can_emit_vecop_list(list, TCG_TYPE_V256, vece)
&& (size % 32 == 0
|| tcg_can_emit_vecop_list(list, TCG_TYPE_V128, vece))) {
return TCG_TYPE_V256;
}
}
if (TCG_TARGET_HAS_v128 && check_size_impl(size, 16)
&& tcg_can_emit_vecop_list(list, TCG_TYPE_V128, vece)) {
return TCG_TYPE_V128;
}
if (TCG_TARGET_HAS_v64 && !prefer_i64 && check_size_impl(size, 8)
&& tcg_can_emit_vecop_list(list, TCG_TYPE_V64, vece)) {
return TCG_TYPE_V64;
}
return 0;
}
static void do_dup_store(TCGType type, uint32_t dofs, uint32_t oprsz,
uint32_t maxsz, TCGv_vec t_vec)
{
uint32_t i = 0;
switch (type) {
case TCG_TYPE_V256:
/*
* Recall that ARM SVE allows vector sizes that are not a
* power of 2, but always a multiple of 16. The intent is
* that e.g. size == 80 would be expanded with 2x32 + 1x16.
*/
for (; i + 32 <= oprsz; i += 32) {
tcg_gen_stl_vec(t_vec, cpu_env, dofs + i, TCG_TYPE_V256);
}
/* fallthru */
case TCG_TYPE_V128:
for (; i + 16 <= oprsz; i += 16) {
tcg_gen_stl_vec(t_vec, cpu_env, dofs + i, TCG_TYPE_V128);
}
break;
case TCG_TYPE_V64:
for (; i < oprsz; i += 8) {
tcg_gen_stl_vec(t_vec, cpu_env, dofs + i, TCG_TYPE_V64);
}
break;
default:
g_assert_not_reached();
}
if (oprsz < maxsz) {
expand_clr(dofs + oprsz, maxsz - oprsz);
}
}
/* Set OPRSZ bytes at DOFS to replications of IN_32, IN_64 or IN_C.
* Only one of IN_32 or IN_64 may be set;
* IN_C is used if IN_32 and IN_64 are unset.
*/
static void do_dup(unsigned vece, uint32_t dofs, uint32_t oprsz,
uint32_t maxsz, TCGv_i32 in_32, TCGv_i64 in_64,
uint64_t in_c)
{
TCGType type;
TCGv_i64 t_64;
TCGv_i32 t_32, t_desc;
TCGv_ptr t_ptr;
uint32_t i;
assert(vece <= (in_32 ? MO_32 : MO_64));
assert(in_32 == NULL || in_64 == NULL);
/* If we're storing 0, expand oprsz to maxsz. */
if (in_32 == NULL && in_64 == NULL) {
in_c = dup_const(vece, in_c);
if (in_c == 0) {
oprsz = maxsz;
}
}
/* Implement inline with a vector type, if possible.
* Prefer integer when 64-bit host and no variable dup.
*/
type = choose_vector_type(NULL, vece, oprsz,
(TCG_TARGET_REG_BITS == 64 && in_32 == NULL
&& (in_64 == NULL || vece == MO_64)));
if (type != 0) {
TCGv_vec t_vec = tcg_temp_new_vec(type);
if (in_32) {
tcg_gen_dup_i32_vec(vece, t_vec, in_32);
} else if (in_64) {
tcg_gen_dup_i64_vec(vece, t_vec, in_64);
} else {
tcg_gen_dupi_vec(vece, t_vec, in_c);
}
do_dup_store(type, dofs, oprsz, maxsz, t_vec);
tcg_temp_free_vec(t_vec);
return;
}
/* Otherwise, inline with an integer type, unless "large". */
if (check_size_impl(oprsz, TCG_TARGET_REG_BITS / 8)) {
t_64 = NULL;
t_32 = NULL;
if (in_32) {
/* We are given a 32-bit variable input. For a 64-bit host,
use a 64-bit operation unless the 32-bit operation would
be simple enough. */
if (TCG_TARGET_REG_BITS == 64
&& (vece != MO_32 || !check_size_impl(oprsz, 4))) {
t_64 = tcg_temp_new_i64();
tcg_gen_extu_i32_i64(t_64, in_32);
gen_dup_i64(vece, t_64, t_64);
} else {
t_32 = tcg_temp_new_i32();
gen_dup_i32(vece, t_32, in_32);
}
} else if (in_64) {
/* We are given a 64-bit variable input. */
t_64 = tcg_temp_new_i64();
gen_dup_i64(vece, t_64, in_64);
} else {
/* We are given a constant input. */
/* For 64-bit hosts, use 64-bit constants for "simple" constants
or when we'd need too many 32-bit stores, or when a 64-bit
constant is really required. */
if (vece == MO_64
|| (TCG_TARGET_REG_BITS == 64
&& (in_c == 0 || in_c == -1
|| !check_size_impl(oprsz, 4)))) {
t_64 = tcg_const_i64(in_c);
} else {
t_32 = tcg_const_i32(in_c);
}
}
/* Implement inline if we picked an implementation size above. */
if (t_32) {
for (i = 0; i < oprsz; i += 4) {
tcg_gen_st_i32(t_32, cpu_env, dofs + i);
}
tcg_temp_free_i32(t_32);
goto done;
}
if (t_64) {
for (i = 0; i < oprsz; i += 8) {
tcg_gen_st_i64(t_64, cpu_env, dofs + i);
}
tcg_temp_free_i64(t_64);
goto done;
}
}
/* Otherwise implement out of line. */
t_ptr = tcg_temp_new_ptr();
tcg_gen_addi_ptr(t_ptr, cpu_env, dofs);
t_desc = tcg_const_i32(simd_desc(oprsz, maxsz, 0));
if (vece == MO_64) {
if (in_64) {
gen_helper_gvec_dup64(t_ptr, t_desc, in_64);
} else {
t_64 = tcg_const_i64(in_c);
gen_helper_gvec_dup64(t_ptr, t_desc, t_64);
tcg_temp_free_i64(t_64);
}
} else {
typedef void dup_fn(TCGv_ptr, TCGv_i32, TCGv_i32);
static dup_fn * const fns[3] = {
gen_helper_gvec_dup8,
gen_helper_gvec_dup16,
gen_helper_gvec_dup32
};
if (in_32) {
fns[vece](t_ptr, t_desc, in_32);
} else {
t_32 = tcg_temp_new_i32();
if (in_64) {
tcg_gen_extrl_i64_i32(t_32, in_64);
} else if (vece == MO_8) {
tcg_gen_movi_i32(t_32, in_c & 0xff);
} else if (vece == MO_16) {
tcg_gen_movi_i32(t_32, in_c & 0xffff);
} else {
tcg_gen_movi_i32(t_32, in_c);
}
fns[vece](t_ptr, t_desc, t_32);
tcg_temp_free_i32(t_32);
}
}
tcg_temp_free_ptr(t_ptr);
tcg_temp_free_i32(t_desc);
return;
done:
if (oprsz < maxsz) {
expand_clr(dofs + oprsz, maxsz - oprsz);
}
}
/* Likewise, but with zero. */
static void expand_clr(uint32_t dofs, uint32_t maxsz)
{
do_dup(MO_8, dofs, maxsz, maxsz, NULL, NULL, 0);
}
/* Expand OPSZ bytes worth of two-operand operations using i32 elements. */
static void expand_2_i32(uint32_t dofs, uint32_t aofs, uint32_t oprsz,
void (*fni)(TCGv_i32, TCGv_i32))
{
TCGv_i32 t0 = tcg_temp_new_i32();
uint32_t i;
for (i = 0; i < oprsz; i += 4) {
tcg_gen_ld_i32(t0, cpu_env, aofs + i);
fni(t0, t0);
tcg_gen_st_i32(t0, cpu_env, dofs + i);
}
tcg_temp_free_i32(t0);
}
static void expand_2i_i32(uint32_t dofs, uint32_t aofs, uint32_t oprsz,
int32_t c, bool load_dest,
void (*fni)(TCGv_i32, TCGv_i32, int32_t))
{
TCGv_i32 t0 = tcg_temp_new_i32();
TCGv_i32 t1 = tcg_temp_new_i32();
uint32_t i;
for (i = 0; i < oprsz; i += 4) {
tcg_gen_ld_i32(t0, cpu_env, aofs + i);
if (load_dest) {
tcg_gen_ld_i32(t1, cpu_env, dofs + i);
}
fni(t1, t0, c);
tcg_gen_st_i32(t1, cpu_env, dofs + i);
}
tcg_temp_free_i32(t0);
tcg_temp_free_i32(t1);
}
static void expand_2s_i32(uint32_t dofs, uint32_t aofs, uint32_t oprsz,
TCGv_i32 c, bool scalar_first,
void (*fni)(TCGv_i32, TCGv_i32, TCGv_i32))
{
TCGv_i32 t0 = tcg_temp_new_i32();
TCGv_i32 t1 = tcg_temp_new_i32();
uint32_t i;
for (i = 0; i < oprsz; i += 4) {
tcg_gen_ld_i32(t0, cpu_env, aofs + i);
if (scalar_first) {
fni(t1, c, t0);
} else {
fni(t1, t0, c);
}
tcg_gen_st_i32(t1, cpu_env, dofs + i);
}
tcg_temp_free_i32(t0);
tcg_temp_free_i32(t1);
}
/* Expand OPSZ bytes worth of three-operand operations using i32 elements. */
static void expand_3_i32(uint32_t dofs, uint32_t aofs,
uint32_t bofs, uint32_t oprsz, bool load_dest,
void (*fni)(TCGv_i32, TCGv_i32, TCGv_i32))
{
TCGv_i32 t0 = tcg_temp_new_i32();
TCGv_i32 t1 = tcg_temp_new_i32();
TCGv_i32 t2 = tcg_temp_new_i32();
uint32_t i;
for (i = 0; i < oprsz; i += 4) {
tcg_gen_ld_i32(t0, cpu_env, aofs + i);
tcg_gen_ld_i32(t1, cpu_env, bofs + i);
if (load_dest) {
tcg_gen_ld_i32(t2, cpu_env, dofs + i);
}
fni(t2, t0, t1);
tcg_gen_st_i32(t2, cpu_env, dofs + i);
}
tcg_temp_free_i32(t2);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t0);
}
static void expand_3i_i32(uint32_t dofs, uint32_t aofs, uint32_t bofs,
uint32_t oprsz, int32_t c, bool load_dest,
void (*fni)(TCGv_i32, TCGv_i32, TCGv_i32, int32_t))
{
TCGv_i32 t0 = tcg_temp_new_i32();
TCGv_i32 t1 = tcg_temp_new_i32();
TCGv_i32 t2 = tcg_temp_new_i32();
uint32_t i;
for (i = 0; i < oprsz; i += 4) {
tcg_gen_ld_i32(t0, cpu_env, aofs + i);
tcg_gen_ld_i32(t1, cpu_env, bofs + i);
if (load_dest) {
tcg_gen_ld_i32(t2, cpu_env, dofs + i);
}
fni(t2, t0, t1, c);
tcg_gen_st_i32(t2, cpu_env, dofs + i);
}
tcg_temp_free_i32(t0);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
}
/* Expand OPSZ bytes worth of three-operand operations using i32 elements. */
static void expand_4_i32(uint32_t dofs, uint32_t aofs, uint32_t bofs,
uint32_t cofs, uint32_t oprsz, bool write_aofs,
void (*fni)(TCGv_i32, TCGv_i32, TCGv_i32, TCGv_i32))
{
TCGv_i32 t0 = tcg_temp_new_i32();
TCGv_i32 t1 = tcg_temp_new_i32();
TCGv_i32 t2 = tcg_temp_new_i32();
TCGv_i32 t3 = tcg_temp_new_i32();
uint32_t i;
for (i = 0; i < oprsz; i += 4) {
tcg_gen_ld_i32(t1, cpu_env, aofs + i);
tcg_gen_ld_i32(t2, cpu_env, bofs + i);
tcg_gen_ld_i32(t3, cpu_env, cofs + i);
fni(t0, t1, t2, t3);
tcg_gen_st_i32(t0, cpu_env, dofs + i);
if (write_aofs) {
tcg_gen_st_i32(t1, cpu_env, aofs + i);
}
}
tcg_temp_free_i32(t3);
tcg_temp_free_i32(t2);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t0);
}
/* Expand OPSZ bytes worth of two-operand operations using i64 elements. */
static void expand_2_i64(uint32_t dofs, uint32_t aofs, uint32_t oprsz,
void (*fni)(TCGv_i64, TCGv_i64))
{
TCGv_i64 t0 = tcg_temp_new_i64();
uint32_t i;
for (i = 0; i < oprsz; i += 8) {
tcg_gen_ld_i64(t0, cpu_env, aofs + i);
fni(t0, t0);
tcg_gen_st_i64(t0, cpu_env, dofs + i);
}
tcg_temp_free_i64(t0);
}
static void expand_2i_i64(uint32_t dofs, uint32_t aofs, uint32_t oprsz,
int64_t c, bool load_dest,
void (*fni)(TCGv_i64, TCGv_i64, int64_t))
{
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
uint32_t i;
for (i = 0; i < oprsz; i += 8) {
tcg_gen_ld_i64(t0, cpu_env, aofs + i);
if (load_dest) {
tcg_gen_ld_i64(t1, cpu_env, dofs + i);
}
fni(t1, t0, c);
tcg_gen_st_i64(t1, cpu_env, dofs + i);
}
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
}
static void expand_2s_i64(uint32_t dofs, uint32_t aofs, uint32_t oprsz,
TCGv_i64 c, bool scalar_first,
void (*fni)(TCGv_i64, TCGv_i64, TCGv_i64))
{
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
uint32_t i;
for (i = 0; i < oprsz; i += 8) {
tcg_gen_ld_i64(t0, cpu_env, aofs + i);
if (scalar_first) {
fni(t1, c, t0);
} else {
fni(t1, t0, c);
}
tcg_gen_st_i64(t1, cpu_env, dofs + i);
}
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
}
/* Expand OPSZ bytes worth of three-operand operations using i64 elements. */
static void expand_3_i64(uint32_t dofs, uint32_t aofs,
uint32_t bofs, uint32_t oprsz, bool load_dest,
void (*fni)(TCGv_i64, TCGv_i64, TCGv_i64))
{
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
TCGv_i64 t2 = tcg_temp_new_i64();
uint32_t i;
for (i = 0; i < oprsz; i += 8) {
tcg_gen_ld_i64(t0, cpu_env, aofs + i);
tcg_gen_ld_i64(t1, cpu_env, bofs + i);
if (load_dest) {
tcg_gen_ld_i64(t2, cpu_env, dofs + i);
}
fni(t2, t0, t1);
tcg_gen_st_i64(t2, cpu_env, dofs + i);
}
tcg_temp_free_i64(t2);
tcg_temp_free_i64(t1);
tcg_temp_free_i64(t0);
}
static void expand_3i_i64(uint32_t dofs, uint32_t aofs, uint32_t bofs,
uint32_t oprsz, int64_t c, bool load_dest,
void (*fni)(TCGv_i64, TCGv_i64, TCGv_i64, int64_t))
{
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
TCGv_i64 t2 = tcg_temp_new_i64();
uint32_t i;
for (i = 0; i < oprsz; i += 8) {
tcg_gen_ld_i64(t0, cpu_env, aofs + i);
tcg_gen_ld_i64(t1, cpu_env, bofs + i);
if (load_dest) {
tcg_gen_ld_i64(t2, cpu_env, dofs + i);
}
fni(t2, t0, t1, c);
tcg_gen_st_i64(t2, cpu_env, dofs + i);
}
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
tcg_temp_free_i64(t2);
}
/* Expand OPSZ bytes worth of three-operand operations using i64 elements. */
static void expand_4_i64(uint32_t dofs, uint32_t aofs, uint32_t bofs,
uint32_t cofs, uint32_t oprsz, bool write_aofs,
void (*fni)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64))
{
TCGv_i64 t0 = tcg_temp_new_i64();
TCGv_i64 t1 = tcg_temp_new_i64();
TCGv_i64 t2 = tcg_temp_new_i64();
TCGv_i64 t3 = tcg_temp_new_i64();
uint32_t i;
for (i = 0; i < oprsz; i += 8) {
tcg_gen_ld_i64(t1, cpu_env, aofs + i);
tcg_gen_ld_i64(t2, cpu_env, bofs + i);
tcg_gen_ld_i64(t3, cpu_env, cofs + i);
fni(t0, t1, t2, t3);
tcg_gen_st_i64(t0, cpu_env, dofs + i);
if (write_aofs) {
tcg_gen_st_i64(t1, cpu_env, aofs + i);
}
}
tcg_temp_free_i64(t3);
tcg_temp_free_i64(t2);
tcg_temp_free_i64(t1);
tcg_temp_free_i64(t0);
}
/* Expand OPSZ bytes worth of two-operand operations using host vectors. */
static void expand_2_vec(unsigned vece, uint32_t dofs, uint32_t aofs,
uint32_t oprsz, uint32_t tysz, TCGType type,
void (*fni)(unsigned, TCGv_vec, TCGv_vec))
{
TCGv_vec t0 = tcg_temp_new_vec(type);
uint32_t i;
for (i = 0; i < oprsz; i += tysz) {
tcg_gen_ld_vec(t0, cpu_env, aofs + i);
fni(vece, t0, t0);
tcg_gen_st_vec(t0, cpu_env, dofs + i);
}
tcg_temp_free_vec(t0);
}
/* Expand OPSZ bytes worth of two-vector operands and an immediate operand
using host vectors. */
static void expand_2i_vec(unsigned vece, uint32_t dofs, uint32_t aofs,
uint32_t oprsz, uint32_t tysz, TCGType type,
int64_t c, bool load_dest,
void (*fni)(unsigned, TCGv_vec, TCGv_vec, int64_t))
{
TCGv_vec t0 = tcg_temp_new_vec(type);
TCGv_vec t1 = tcg_temp_new_vec(type);
uint32_t i;
for (i = 0; i < oprsz; i += tysz) {
tcg_gen_ld_vec(t0, cpu_env, aofs + i);
if (load_dest) {
tcg_gen_ld_vec(t1, cpu_env, dofs + i);
}
fni(vece, t1, t0, c);
tcg_gen_st_vec(t1, cpu_env, dofs + i);
}
tcg_temp_free_vec(t0);
tcg_temp_free_vec(t1);
}
static void expand_2s_vec(unsigned vece, uint32_t dofs, uint32_t aofs,
uint32_t oprsz, uint32_t tysz, TCGType type,
TCGv_vec c, bool scalar_first,
void (*fni)(unsigned, TCGv_vec, TCGv_vec, TCGv_vec))
{
TCGv_vec t0 = tcg_temp_new_vec(type);
TCGv_vec t1 = tcg_temp_new_vec(type);
uint32_t i;
for (i = 0; i < oprsz; i += tysz) {
tcg_gen_ld_vec(t0, cpu_env, aofs + i);
if (scalar_first) {
fni(vece, t1, c, t0);
} else {
fni(vece, t1, t0, c);
}
tcg_gen_st_vec(t1, cpu_env, dofs + i);
}
tcg_temp_free_vec(t0);
tcg_temp_free_vec(t1);
}
/* Expand OPSZ bytes worth of three-operand operations using host vectors. */
static void expand_3_vec(unsigned vece, uint32_t dofs, uint32_t aofs,
uint32_t bofs, uint32_t oprsz,
uint32_t tysz, TCGType type, bool load_dest,
void (*fni)(unsigned, TCGv_vec, TCGv_vec, TCGv_vec))
{
TCGv_vec t0 = tcg_temp_new_vec(type);
TCGv_vec t1 = tcg_temp_new_vec(type);
TCGv_vec t2 = tcg_temp_new_vec(type);
uint32_t i;
for (i = 0; i < oprsz; i += tysz) {
tcg_gen_ld_vec(t0, cpu_env, aofs + i);
tcg_gen_ld_vec(t1, cpu_env, bofs + i);
if (load_dest) {
tcg_gen_ld_vec(t2, cpu_env, dofs + i);
}
fni(vece, t2, t0, t1);
tcg_gen_st_vec(t2, cpu_env, dofs + i);
}
tcg_temp_free_vec(t2);
tcg_temp_free_vec(t1);
tcg_temp_free_vec(t0);
}
/*
* Expand OPSZ bytes worth of three-vector operands and an immediate operand
* using host vectors.
*/
static void expand_3i_vec(unsigned vece, uint32_t dofs, uint32_t aofs,
uint32_t bofs, uint32_t oprsz, uint32_t tysz,
TCGType type, int64_t c, bool load_dest,
void (*fni)(unsigned, TCGv_vec, TCGv_vec, TCGv_vec,
int64_t))
{
TCGv_vec t0 = tcg_temp_new_vec(type);
TCGv_vec t1 = tcg_temp_new_vec(type);
TCGv_vec t2 = tcg_temp_new_vec(type);
uint32_t i;
for (i = 0; i < oprsz; i += tysz) {
tcg_gen_ld_vec(t0, cpu_env, aofs + i);
tcg_gen_ld_vec(t1, cpu_env, bofs + i);
if (load_dest) {
tcg_gen_ld_vec(t2, cpu_env, dofs + i);
}
fni(vece, t2, t0, t1, c);
tcg_gen_st_vec(t2, cpu_env, dofs + i);
}
tcg_temp_free_vec(t0);
tcg_temp_free_vec(t1);
tcg_temp_free_vec(t2);
}
/* Expand OPSZ bytes worth of four-operand operations using host vectors. */
static void expand_4_vec(unsigned vece, uint32_t dofs, uint32_t aofs,
uint32_t bofs, uint32_t cofs, uint32_t oprsz,
uint32_t tysz, TCGType type, bool write_aofs,
void (*fni)(unsigned, TCGv_vec, TCGv_vec,
TCGv_vec, TCGv_vec))
{
TCGv_vec t0 = tcg_temp_new_vec(type);
TCGv_vec t1 = tcg_temp_new_vec(type);
TCGv_vec t2 = tcg_temp_new_vec(type);
TCGv_vec t3 = tcg_temp_new_vec(type);
uint32_t i;
for (i = 0; i < oprsz; i += tysz) {
tcg_gen_ld_vec(t1, cpu_env, aofs + i);
tcg_gen_ld_vec(t2, cpu_env, bofs + i);
tcg_gen_ld_vec(t3, cpu_env, cofs + i);
fni(vece, t0, t1, t2, t3);
tcg_gen_st_vec(t0, cpu_env, dofs + i);
if (write_aofs) {
tcg_gen_st_vec(t1, cpu_env, aofs + i);
}
}
tcg_temp_free_vec(t3);
tcg_temp_free_vec(t2);
tcg_temp_free_vec(t1);
tcg_temp_free_vec(t0);
}
/* Expand a vector two-operand operation. */
void tcg_gen_gvec_2(uint32_t dofs, uint32_t aofs,
uint32_t oprsz, uint32_t maxsz, const GVecGen2 *g)
{
const TCGOpcode *this_list = g->opt_opc ? : vecop_list_empty;
const TCGOpcode *hold_list = tcg_swap_vecop_list(this_list);
TCGType type;
uint32_t some;
check_size_align(oprsz, maxsz, dofs | aofs);