diff options
Diffstat (limited to 'tcg/tcg-op-vec.c')
| -rw-r--r-- | tcg/tcg-op-vec.c | 604 |
1 files changed, 501 insertions, 103 deletions
diff --git a/tcg/tcg-op-vec.c b/tcg/tcg-op-vec.c index cefba3d185..094298bb27 100644 --- a/tcg/tcg-op-vec.c +++ b/tcg/tcg-op-vec.c @@ -6,7 +6,7 @@ * 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 of the License, or (at your option) any later version. + * 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 @@ -18,25 +18,131 @@ */ #include "qemu/osdep.h" -#include "qemu-common.h" -#include "cpu.h" -#include "tcg.h" -#include "tcg-op.h" -#include "tcg-mo.h" - -/* Reduce the number of ifdefs below. This assumes that all uses of - TCGV_HIGH and TCGV_LOW are properly protected by a conditional that - the compiler can eliminate. */ -#if TCG_TARGET_REG_BITS == 64 -extern TCGv_i32 TCGV_LOW_link_error(TCGv_i64); -extern TCGv_i32 TCGV_HIGH_link_error(TCGv_i64); -#define TCGV_LOW TCGV_LOW_link_error -#define TCGV_HIGH TCGV_HIGH_link_error +#include "tcg/tcg.h" +#include "tcg/tcg-temp-internal.h" +#include "tcg/tcg-op-common.h" +#include "tcg/tcg-mo.h" +#include "tcg-internal.h" + +/* + * Vector optional opcode tracking. + * Except for the basic logical operations (and, or, xor), and + * data movement (mov, ld, st, dupi), many vector opcodes are + * optional and may not be supported on the host. Thank Intel + * for the irregularity in their instruction set. + * + * The gvec expanders allow custom vector operations to be composed, + * generally via the .fniv callback in the GVecGen* structures. At + * the same time, in deciding whether to use this hook we need to + * know if the host supports the required operations. This is + * presented as an array of opcodes, terminated by 0. Each opcode + * is assumed to be expanded with the given VECE. + * + * For debugging, we want to validate this array. Therefore, when + * tcg_ctx->vec_opt_opc is non-NULL, the tcg_gen_*_vec expanders + * will validate that their opcode is present in the list. + */ +static void tcg_assert_listed_vecop(TCGOpcode op) +{ +#ifdef CONFIG_DEBUG_TCG + const TCGOpcode *p = tcg_ctx->vecop_list; + if (p) { + for (; *p; ++p) { + if (*p == op) { + return; + } + } + g_assert_not_reached(); + } +#endif +} + +bool tcg_can_emit_vecop_list(const TCGOpcode *list, + TCGType type, unsigned vece) +{ + if (list == NULL) { + return true; + } + + for (; *list; ++list) { + TCGOpcode opc = *list; + +#ifdef CONFIG_DEBUG_TCG + switch (opc) { + case INDEX_op_and_vec: + case INDEX_op_or_vec: + case INDEX_op_xor_vec: + case INDEX_op_mov_vec: + case INDEX_op_dup_vec: + case INDEX_op_dup2_vec: + case INDEX_op_ld_vec: + case INDEX_op_st_vec: + case INDEX_op_bitsel_vec: + /* These opcodes are mandatory and should not be listed. */ + g_assert_not_reached(); + case INDEX_op_not_vec: + /* These opcodes have generic expansions using the above. */ + g_assert_not_reached(); + default: + break; + } #endif + if (tcg_can_emit_vec_op(opc, type, vece)) { + continue; + } + + /* + * The opcode list is created by front ends based on what they + * actually invoke. We must mirror the logic in the routines + * below for generic expansions using other opcodes. + */ + switch (opc) { + case INDEX_op_neg_vec: + if (tcg_can_emit_vec_op(INDEX_op_sub_vec, type, vece)) { + continue; + } + break; + case INDEX_op_abs_vec: + if (tcg_can_emit_vec_op(INDEX_op_sub_vec, type, vece) + && (tcg_can_emit_vec_op(INDEX_op_smax_vec, type, vece) > 0 + || tcg_can_emit_vec_op(INDEX_op_sari_vec, type, vece) > 0 + || tcg_can_emit_vec_op(INDEX_op_cmp_vec, type, vece))) { + continue; + } + break; + case INDEX_op_usadd_vec: + if (tcg_can_emit_vec_op(INDEX_op_umin_vec, type, vece) || + tcg_can_emit_vec_op(INDEX_op_cmp_vec, type, vece)) { + continue; + } + break; + case INDEX_op_ussub_vec: + if (tcg_can_emit_vec_op(INDEX_op_umax_vec, type, vece) || + tcg_can_emit_vec_op(INDEX_op_cmp_vec, type, vece)) { + continue; + } + break; + case INDEX_op_cmpsel_vec: + case INDEX_op_smin_vec: + case INDEX_op_smax_vec: + case INDEX_op_umin_vec: + case INDEX_op_umax_vec: + if (tcg_can_emit_vec_op(INDEX_op_cmp_vec, type, vece)) { + continue; + } + break; + default: + break; + } + return false; + } + return true; +} + void vec_gen_2(TCGOpcode opc, TCGType type, unsigned vece, TCGArg r, TCGArg a) { - TCGOp *op = tcg_emit_op(opc); + TCGOp *op = tcg_emit_op(opc, 2); TCGOP_VECL(op) = type - TCG_TYPE_V64; TCGOP_VECE(op) = vece; op->args[0] = r; @@ -46,7 +152,7 @@ void vec_gen_2(TCGOpcode opc, TCGType type, unsigned vece, TCGArg r, TCGArg a) void vec_gen_3(TCGOpcode opc, TCGType type, unsigned vece, TCGArg r, TCGArg a, TCGArg b) { - TCGOp *op = tcg_emit_op(opc); + TCGOp *op = tcg_emit_op(opc, 3); TCGOP_VECL(op) = type - TCG_TYPE_V64; TCGOP_VECE(op) = vece; op->args[0] = r; @@ -57,13 +163,27 @@ void vec_gen_3(TCGOpcode opc, TCGType type, unsigned vece, void vec_gen_4(TCGOpcode opc, TCGType type, unsigned vece, TCGArg r, TCGArg a, TCGArg b, TCGArg c) { - TCGOp *op = tcg_emit_op(opc); + TCGOp *op = tcg_emit_op(opc, 4); + TCGOP_VECL(op) = type - TCG_TYPE_V64; + TCGOP_VECE(op) = vece; + op->args[0] = r; + op->args[1] = a; + op->args[2] = b; + op->args[3] = c; +} + +static void vec_gen_6(TCGOpcode opc, TCGType type, unsigned vece, TCGArg r, + TCGArg a, TCGArg b, TCGArg c, TCGArg d, TCGArg e) +{ + TCGOp *op = tcg_emit_op(opc, 6); TCGOP_VECL(op) = type - TCG_TYPE_V64; TCGOP_VECE(op) = vece; op->args[0] = r; op->args[1] = a; op->args[2] = b; op->args[3] = c; + op->args[4] = d; + op->args[5] = e; } static void vec_gen_op2(TCGOpcode opc, unsigned vece, TCGv_vec r, TCGv_vec a) @@ -98,71 +218,10 @@ void tcg_gen_mov_vec(TCGv_vec r, TCGv_vec a) } } -#define MO_REG (TCG_TARGET_REG_BITS == 64 ? MO_64 : MO_32) - -static void do_dupi_vec(TCGv_vec r, unsigned vece, TCGArg a) -{ - TCGTemp *rt = tcgv_vec_temp(r); - vec_gen_2(INDEX_op_dupi_vec, rt->base_type, vece, temp_arg(rt), a); -} - -TCGv_vec tcg_const_zeros_vec(TCGType type) -{ - TCGv_vec ret = tcg_temp_new_vec(type); - do_dupi_vec(ret, MO_REG, 0); - return ret; -} - -TCGv_vec tcg_const_ones_vec(TCGType type) -{ - TCGv_vec ret = tcg_temp_new_vec(type); - do_dupi_vec(ret, MO_REG, -1); - return ret; -} - -TCGv_vec tcg_const_zeros_vec_matching(TCGv_vec m) -{ - TCGTemp *t = tcgv_vec_temp(m); - return tcg_const_zeros_vec(t->base_type); -} - -TCGv_vec tcg_const_ones_vec_matching(TCGv_vec m) -{ - TCGTemp *t = tcgv_vec_temp(m); - return tcg_const_ones_vec(t->base_type); -} - -void tcg_gen_dup64i_vec(TCGv_vec r, uint64_t a) -{ - if (TCG_TARGET_REG_BITS == 32 && a == deposit64(a, 32, 32, a)) { - do_dupi_vec(r, MO_32, a); - } else if (TCG_TARGET_REG_BITS == 64 || a == (uint64_t)(int32_t)a) { - do_dupi_vec(r, MO_64, a); - } else { - TCGv_i64 c = tcg_const_i64(a); - tcg_gen_dup_i64_vec(MO_64, r, c); - tcg_temp_free_i64(c); - } -} - -void tcg_gen_dup32i_vec(TCGv_vec r, uint32_t a) -{ - do_dupi_vec(r, MO_REG, dup_const(MO_32, a)); -} - -void tcg_gen_dup16i_vec(TCGv_vec r, uint32_t a) -{ - do_dupi_vec(r, MO_REG, dup_const(MO_16, a)); -} - -void tcg_gen_dup8i_vec(TCGv_vec r, uint32_t a) -{ - do_dupi_vec(r, MO_REG, dup_const(MO_8, a)); -} - void tcg_gen_dupi_vec(unsigned vece, TCGv_vec r, uint64_t a) { - do_dupi_vec(r, MO_REG, dup_const(vece, a)); + TCGTemp *rt = tcgv_vec_temp(r); + tcg_gen_mov_vec(r, tcg_constant_vec(rt->base_type, vece, a)); } void tcg_gen_dup_i64_vec(unsigned vece, TCGv_vec r, TCGv_i64 a) @@ -194,6 +253,17 @@ void tcg_gen_dup_i32_vec(unsigned vece, TCGv_vec r, TCGv_i32 a) vec_gen_2(INDEX_op_dup_vec, type, vece, ri, ai); } +void tcg_gen_dup_mem_vec(unsigned vece, TCGv_vec r, TCGv_ptr b, + tcg_target_long ofs) +{ + TCGArg ri = tcgv_vec_arg(r); + TCGArg bi = tcgv_ptr_arg(b); + TCGTemp *rt = arg_temp(ri); + TCGType type = rt->base_type; + + vec_gen_3(INDEX_op_dupm_vec, type, vece, ri, bi, ofs); +} + static void vec_gen_ldst(TCGOpcode opc, TCGv_vec r, TCGv_ptr b, TCGArg o) { TCGArg ri = tcgv_vec_arg(r); @@ -226,16 +296,6 @@ void tcg_gen_stl_vec(TCGv_vec r, TCGv_ptr b, TCGArg o, TCGType low_type) vec_gen_3(INDEX_op_st_vec, low_type, 0, ri, bi, o); } -void tcg_gen_add_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) -{ - vec_gen_op3(INDEX_op_add_vec, vece, r, a, b); -} - -void tcg_gen_sub_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) -{ - vec_gen_op3(INDEX_op_sub_vec, vece, r, a, b); -} - void tcg_gen_and_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) { vec_gen_op3(INDEX_op_and_vec, 0, r, a, b); @@ -275,26 +335,111 @@ void tcg_gen_orc_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) } } +void tcg_gen_nand_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + if (TCG_TARGET_HAS_nand_vec) { + vec_gen_op3(INDEX_op_nand_vec, 0, r, a, b); + } else { + tcg_gen_and_vec(0, r, a, b); + tcg_gen_not_vec(0, r, r); + } +} + +void tcg_gen_nor_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + if (TCG_TARGET_HAS_nor_vec) { + vec_gen_op3(INDEX_op_nor_vec, 0, r, a, b); + } else { + tcg_gen_or_vec(0, r, a, b); + tcg_gen_not_vec(0, r, r); + } +} + +void tcg_gen_eqv_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + if (TCG_TARGET_HAS_eqv_vec) { + vec_gen_op3(INDEX_op_eqv_vec, 0, r, a, b); + } else { + tcg_gen_xor_vec(0, r, a, b); + tcg_gen_not_vec(0, r, r); + } +} + +static bool do_op2(unsigned vece, TCGv_vec r, TCGv_vec a, TCGOpcode opc) +{ + TCGTemp *rt = tcgv_vec_temp(r); + TCGTemp *at = tcgv_vec_temp(a); + TCGArg ri = temp_arg(rt); + TCGArg ai = temp_arg(at); + TCGType type = rt->base_type; + int can; + + tcg_debug_assert(at->base_type >= type); + tcg_assert_listed_vecop(opc); + can = tcg_can_emit_vec_op(opc, type, vece); + if (can > 0) { + vec_gen_2(opc, type, vece, ri, ai); + } else if (can < 0) { + const TCGOpcode *hold_list = tcg_swap_vecop_list(NULL); + tcg_expand_vec_op(opc, type, vece, ri, ai); + tcg_swap_vecop_list(hold_list); + } else { + return false; + } + return true; +} + void tcg_gen_not_vec(unsigned vece, TCGv_vec r, TCGv_vec a) { if (TCG_TARGET_HAS_not_vec) { vec_gen_op2(INDEX_op_not_vec, 0, r, a); } else { - TCGv_vec t = tcg_const_ones_vec_matching(r); - tcg_gen_xor_vec(0, r, a, t); - tcg_temp_free_vec(t); + tcg_gen_xor_vec(0, r, a, tcg_constant_vec_matching(r, 0, -1)); } } void tcg_gen_neg_vec(unsigned vece, TCGv_vec r, TCGv_vec a) { - if (TCG_TARGET_HAS_neg_vec) { - vec_gen_op2(INDEX_op_neg_vec, vece, r, a); - } else { - TCGv_vec t = tcg_const_zeros_vec_matching(r); - tcg_gen_sub_vec(vece, r, t, a); + const TCGOpcode *hold_list; + + tcg_assert_listed_vecop(INDEX_op_neg_vec); + hold_list = tcg_swap_vecop_list(NULL); + + if (!TCG_TARGET_HAS_neg_vec || !do_op2(vece, r, a, INDEX_op_neg_vec)) { + tcg_gen_sub_vec(vece, r, tcg_constant_vec_matching(r, vece, 0), a); + } + tcg_swap_vecop_list(hold_list); +} + +void tcg_gen_abs_vec(unsigned vece, TCGv_vec r, TCGv_vec a) +{ + const TCGOpcode *hold_list; + + tcg_assert_listed_vecop(INDEX_op_abs_vec); + hold_list = tcg_swap_vecop_list(NULL); + + if (!do_op2(vece, r, a, INDEX_op_abs_vec)) { + TCGType type = tcgv_vec_temp(r)->base_type; + TCGv_vec t = tcg_temp_new_vec(type); + + tcg_debug_assert(tcg_can_emit_vec_op(INDEX_op_sub_vec, type, vece)); + if (tcg_can_emit_vec_op(INDEX_op_smax_vec, type, vece) > 0) { + tcg_gen_neg_vec(vece, t, a); + tcg_gen_smax_vec(vece, r, a, t); + } else { + if (tcg_can_emit_vec_op(INDEX_op_sari_vec, type, vece) > 0) { + tcg_gen_sari_vec(vece, t, a, (8 << vece) - 1); + } else { + tcg_gen_cmp_vec(TCG_COND_LT, vece, t, a, + tcg_constant_vec(type, vece, 0)); + } + tcg_gen_xor_vec(vece, r, a, t); + tcg_gen_sub_vec(vece, r, r, t); + } + tcg_temp_free_vec(t); } + tcg_swap_vecop_list(hold_list); } static void do_shifti(TCGOpcode opc, unsigned vece, @@ -309,6 +454,7 @@ static void do_shifti(TCGOpcode opc, unsigned vece, tcg_debug_assert(at->base_type == type); tcg_debug_assert(i >= 0 && i < (8 << vece)); + tcg_assert_listed_vecop(opc); if (i == 0) { tcg_gen_mov_vec(r, a); @@ -322,8 +468,10 @@ static void do_shifti(TCGOpcode opc, unsigned vece, /* We leave the choice of expansion via scalar or vector shift to the target. Often, but not always, dupi can feed a vector shift easier than a scalar. */ + const TCGOpcode *hold_list = tcg_swap_vecop_list(NULL); tcg_debug_assert(can < 0); tcg_expand_vec_op(opc, type, vece, ri, ai, i); + tcg_swap_vecop_list(hold_list); } } @@ -342,6 +490,18 @@ void tcg_gen_sari_vec(unsigned vece, TCGv_vec r, TCGv_vec a, int64_t i) do_shifti(INDEX_op_sari_vec, vece, r, a, i); } +void tcg_gen_rotli_vec(unsigned vece, TCGv_vec r, TCGv_vec a, int64_t i) +{ + do_shifti(INDEX_op_rotli_vec, vece, r, a, i); +} + +void tcg_gen_rotri_vec(unsigned vece, TCGv_vec r, TCGv_vec a, int64_t i) +{ + int bits = 8 << vece; + tcg_debug_assert(i >= 0 && i < bits); + do_shifti(INDEX_op_rotli_vec, vece, r, a, -i & (bits - 1)); +} + void tcg_gen_cmp_vec(TCGCond cond, unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) { @@ -356,33 +516,271 @@ void tcg_gen_cmp_vec(TCGCond cond, unsigned vece, tcg_debug_assert(at->base_type >= type); tcg_debug_assert(bt->base_type >= type); + tcg_assert_listed_vecop(INDEX_op_cmp_vec); can = tcg_can_emit_vec_op(INDEX_op_cmp_vec, type, vece); if (can > 0) { vec_gen_4(INDEX_op_cmp_vec, type, vece, ri, ai, bi, cond); } else { + const TCGOpcode *hold_list = tcg_swap_vecop_list(NULL); tcg_debug_assert(can < 0); tcg_expand_vec_op(INDEX_op_cmp_vec, type, vece, ri, ai, bi, cond); + tcg_swap_vecop_list(hold_list); + } +} + +static bool do_op3(unsigned vece, TCGv_vec r, TCGv_vec a, + TCGv_vec b, TCGOpcode opc) +{ + TCGTemp *rt = tcgv_vec_temp(r); + TCGTemp *at = tcgv_vec_temp(a); + TCGTemp *bt = tcgv_vec_temp(b); + TCGArg ri = temp_arg(rt); + TCGArg ai = temp_arg(at); + TCGArg bi = temp_arg(bt); + TCGType type = rt->base_type; + int can; + + tcg_debug_assert(at->base_type >= type); + tcg_debug_assert(bt->base_type >= type); + tcg_assert_listed_vecop(opc); + can = tcg_can_emit_vec_op(opc, type, vece); + if (can > 0) { + vec_gen_3(opc, type, vece, ri, ai, bi); + } else if (can < 0) { + const TCGOpcode *hold_list = tcg_swap_vecop_list(NULL); + tcg_expand_vec_op(opc, type, vece, ri, ai, bi); + tcg_swap_vecop_list(hold_list); + } else { + return false; } + return true; +} + +static void do_op3_nofail(unsigned vece, TCGv_vec r, TCGv_vec a, + TCGv_vec b, TCGOpcode opc) +{ + bool ok = do_op3(vece, r, a, b, opc); + tcg_debug_assert(ok); +} + +void tcg_gen_add_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_op3_nofail(vece, r, a, b, INDEX_op_add_vec); +} + +void tcg_gen_sub_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_op3_nofail(vece, r, a, b, INDEX_op_sub_vec); } void tcg_gen_mul_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) { + do_op3_nofail(vece, r, a, b, INDEX_op_mul_vec); +} + +void tcg_gen_ssadd_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_op3_nofail(vece, r, a, b, INDEX_op_ssadd_vec); +} + +void tcg_gen_usadd_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + if (!do_op3(vece, r, a, b, INDEX_op_usadd_vec)) { + const TCGOpcode *hold_list = tcg_swap_vecop_list(NULL); + TCGv_vec t = tcg_temp_new_vec_matching(r); + + /* usadd(a, b) = min(a, ~b) + b */ + tcg_gen_not_vec(vece, t, b); + tcg_gen_umin_vec(vece, t, t, a); + tcg_gen_add_vec(vece, r, t, b); + + tcg_temp_free_vec(t); + tcg_swap_vecop_list(hold_list); + } +} + +void tcg_gen_sssub_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_op3_nofail(vece, r, a, b, INDEX_op_sssub_vec); +} + +void tcg_gen_ussub_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + if (!do_op3(vece, r, a, b, INDEX_op_ussub_vec)) { + const TCGOpcode *hold_list = tcg_swap_vecop_list(NULL); + TCGv_vec t = tcg_temp_new_vec_matching(r); + + /* ussub(a, b) = max(a, b) - b */ + tcg_gen_umax_vec(vece, t, a, b); + tcg_gen_sub_vec(vece, r, t, b); + + tcg_temp_free_vec(t); + tcg_swap_vecop_list(hold_list); + } +} + +static void do_minmax(unsigned vece, TCGv_vec r, TCGv_vec a, + TCGv_vec b, TCGOpcode opc, TCGCond cond) +{ + if (!do_op3(vece, r, a, b, opc)) { + const TCGOpcode *hold_list = tcg_swap_vecop_list(NULL); + tcg_gen_cmpsel_vec(cond, vece, r, a, b, a, b); + tcg_swap_vecop_list(hold_list); + } +} + +void tcg_gen_smin_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_minmax(vece, r, a, b, INDEX_op_smin_vec, TCG_COND_LT); +} + +void tcg_gen_umin_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_minmax(vece, r, a, b, INDEX_op_umin_vec, TCG_COND_LTU); +} + +void tcg_gen_smax_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_minmax(vece, r, a, b, INDEX_op_smax_vec, TCG_COND_GT); +} + +void tcg_gen_umax_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_minmax(vece, r, a, b, INDEX_op_umax_vec, TCG_COND_GTU); +} + +void tcg_gen_shlv_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_op3_nofail(vece, r, a, b, INDEX_op_shlv_vec); +} + +void tcg_gen_shrv_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_op3_nofail(vece, r, a, b, INDEX_op_shrv_vec); +} + +void tcg_gen_sarv_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_op3_nofail(vece, r, a, b, INDEX_op_sarv_vec); +} + +void tcg_gen_rotlv_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_op3_nofail(vece, r, a, b, INDEX_op_rotlv_vec); +} + +void tcg_gen_rotrv_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + do_op3_nofail(vece, r, a, b, INDEX_op_rotrv_vec); +} + +static void do_shifts(unsigned vece, TCGv_vec r, TCGv_vec a, + TCGv_i32 s, TCGOpcode opc) +{ + TCGTemp *rt = tcgv_vec_temp(r); + TCGTemp *at = tcgv_vec_temp(a); + TCGTemp *st = tcgv_i32_temp(s); + TCGArg ri = temp_arg(rt); + TCGArg ai = temp_arg(at); + TCGArg si = temp_arg(st); + TCGType type = rt->base_type; + int can; + + tcg_debug_assert(at->base_type >= type); + tcg_assert_listed_vecop(opc); + can = tcg_can_emit_vec_op(opc, type, vece); + if (can > 0) { + vec_gen_3(opc, type, vece, ri, ai, si); + } else if (can < 0) { + const TCGOpcode *hold_list = tcg_swap_vecop_list(NULL); + tcg_expand_vec_op(opc, type, vece, ri, ai, si); + tcg_swap_vecop_list(hold_list); + } else { + g_assert_not_reached(); + } +} + +void tcg_gen_shls_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_i32 b) +{ + do_shifts(vece, r, a, b, INDEX_op_shls_vec); +} + +void tcg_gen_shrs_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_i32 b) +{ + do_shifts(vece, r, a, b, INDEX_op_shrs_vec); +} + +void tcg_gen_sars_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_i32 b) +{ + do_shifts(vece, r, a, b, INDEX_op_sars_vec); +} + +void tcg_gen_rotls_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_i32 s) +{ + do_shifts(vece, r, a, s, INDEX_op_rotls_vec); +} + +void tcg_gen_bitsel_vec(unsigned vece, TCGv_vec r, TCGv_vec a, + TCGv_vec b, TCGv_vec c) +{ TCGTemp *rt = tcgv_vec_temp(r); TCGTemp *at = tcgv_vec_temp(a); TCGTemp *bt = tcgv_vec_temp(b); + TCGTemp *ct = tcgv_vec_temp(c); + TCGType type = rt->base_type; + + tcg_debug_assert(at->base_type >= type); + tcg_debug_assert(bt->base_type >= type); + tcg_debug_assert(ct->base_type >= type); + + if (TCG_TARGET_HAS_bitsel_vec) { + vec_gen_4(INDEX_op_bitsel_vec, type, MO_8, + temp_arg(rt), temp_arg(at), temp_arg(bt), temp_arg(ct)); + } else { + TCGv_vec t = tcg_temp_new_vec(type); + tcg_gen_and_vec(MO_8, t, a, b); + tcg_gen_andc_vec(MO_8, r, c, a); + tcg_gen_or_vec(MO_8, r, r, t); + tcg_temp_free_vec(t); + } +} + +void tcg_gen_cmpsel_vec(TCGCond cond, unsigned vece, TCGv_vec r, + TCGv_vec a, TCGv_vec b, TCGv_vec c, TCGv_vec d) +{ + TCGTemp *rt = tcgv_vec_temp(r); + TCGTemp *at = tcgv_vec_temp(a); + TCGTemp *bt = tcgv_vec_temp(b); + TCGTemp *ct = tcgv_vec_temp(c); + TCGTemp *dt = tcgv_vec_temp(d); TCGArg ri = temp_arg(rt); TCGArg ai = temp_arg(at); TCGArg bi = temp_arg(bt); + TCGArg ci = temp_arg(ct); + TCGArg di = temp_arg(dt); TCGType type = rt->base_type; + const TCGOpcode *hold_list; int can; tcg_debug_assert(at->base_type >= type); tcg_debug_assert(bt->base_type >= type); - can = tcg_can_emit_vec_op(INDEX_op_mul_vec, type, vece); + tcg_debug_assert(ct->base_type >= type); + tcg_debug_assert(dt->base_type >= type); + + tcg_assert_listed_vecop(INDEX_op_cmpsel_vec); + hold_list = tcg_swap_vecop_list(NULL); + can = tcg_can_emit_vec_op(INDEX_op_cmpsel_vec, type, vece); + if (can > 0) { - vec_gen_3(INDEX_op_mul_vec, type, vece, ri, ai, bi); + vec_gen_6(INDEX_op_cmpsel_vec, type, vece, ri, ai, bi, ci, di, cond); + } else if (can < 0) { + tcg_expand_vec_op(INDEX_op_cmpsel_vec, type, vece, + ri, ai, bi, ci, di, cond); } else { - tcg_debug_assert(can < 0); - tcg_expand_vec_op(INDEX_op_mul_vec, type, vece, ri, ai, bi); + TCGv_vec t = tcg_temp_new_vec(type); + tcg_gen_cmp_vec(cond, vece, t, a, b); + tcg_gen_bitsel_vec(vece, r, t, c, d); + tcg_temp_free_vec(t); } + tcg_swap_vecop_list(hold_list); } |