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-rw-r--r--target/arm/helper.h4
-rw-r--r--target/arm/tcg/a64.decode8
-rw-r--r--target/arm/tcg/translate-a64.c160
-rw-r--r--target/arm/tcg/vec_helper.c2
-rw-r--r--target/arm/vfp_helper.c4
5 files changed, 32 insertions, 146 deletions
diff --git a/target/arm/helper.h b/target/arm/helper.h
index b227ac5..0c8a56c 100644
--- a/target/arm/helper.h
+++ b/target/arm/helper.h
@@ -178,8 +178,10 @@ DEF_HELPER_3(vfp_touhs_round_to_zero, i32, f32, i32, ptr)
DEF_HELPER_3(vfp_touls_round_to_zero, i32, f32, i32, ptr)
DEF_HELPER_3(vfp_toshd_round_to_zero, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_tosld_round_to_zero, i64, f64, i32, ptr)
+DEF_HELPER_3(vfp_tosqd_round_to_zero, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_touhd_round_to_zero, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_tould_round_to_zero, i64, f64, i32, ptr)
+DEF_HELPER_3(vfp_touqd_round_to_zero, i64, f64, i32, ptr)
DEF_HELPER_3(vfp_touhh, i32, f16, i32, ptr)
DEF_HELPER_3(vfp_toshh, i32, f16, i32, ptr)
DEF_HELPER_3(vfp_toulh, i32, f16, i32, ptr)
@@ -660,6 +662,8 @@ DEF_HELPER_FLAGS_4(gvec_vcvt_rz_hu, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(gvec_vcvt_sd, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(gvec_vcvt_ud, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(gvec_vcvt_rz_ds, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(gvec_vcvt_rz_du, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(gvec_vcvt_rm_ss, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(gvec_vcvt_rm_us, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
diff --git a/target/arm/tcg/a64.decode b/target/arm/tcg/a64.decode
index 4f832e7..61d519b 100644
--- a/target/arm/tcg/a64.decode
+++ b/target/arm/tcg/a64.decode
@@ -1808,3 +1808,11 @@ SCVTF_vf 0.00 11110 ....... 111001 ..... ..... @fcvtq_d
UCVTF_vf 0.10 11110 ....... 111001 ..... ..... @fcvtq_h
UCVTF_vf 0.10 11110 ....... 111001 ..... ..... @fcvtq_s
UCVTF_vf 0.10 11110 ....... 111001 ..... ..... @fcvtq_d
+
+FCVTZS_vf 0.00 11110 ....... 111111 ..... ..... @fcvtq_h
+FCVTZS_vf 0.00 11110 ....... 111111 ..... ..... @fcvtq_s
+FCVTZS_vf 0.00 11110 ....... 111111 ..... ..... @fcvtq_d
+
+FCVTZU_vf 0.10 11110 ....... 111111 ..... ..... @fcvtq_h
+FCVTZU_vf 0.10 11110 ....... 111111 ..... ..... @fcvtq_s
+FCVTZU_vf 0.10 11110 ....... 111111 ..... ..... @fcvtq_d
diff --git a/target/arm/tcg/translate-a64.c b/target/arm/tcg/translate-a64.c
index 0f94fa4..1c4e537 100644
--- a/target/arm/tcg/translate-a64.c
+++ b/target/arm/tcg/translate-a64.c
@@ -9332,107 +9332,21 @@ TRANS(UCVTF_vi, do_gvec_op2_fpst,
TRANS(UCVTF_vf, do_gvec_op2_fpst,
a->esz, a->q, a->rd, a->rn, a->shift, f_ucvtf_v)
-/* FCVTZS, FVCVTZU - FP to fixedpoint conversion */
-static void handle_simd_shift_fpint_conv(DisasContext *s, bool is_scalar,
- bool is_q, bool is_u,
- int immh, int immb, int rn, int rd)
-{
- int immhb = immh << 3 | immb;
- int pass, size, fracbits;
- TCGv_ptr tcg_fpstatus;
- TCGv_i32 tcg_rmode, tcg_shift;
-
- if (immh & 0x8) {
- size = MO_64;
- if (!is_scalar && !is_q) {
- unallocated_encoding(s);
- return;
- }
- } else if (immh & 0x4) {
- size = MO_32;
- } else if (immh & 0x2) {
- size = MO_16;
- if (!dc_isar_feature(aa64_fp16, s)) {
- unallocated_encoding(s);
- return;
- }
- } else {
- /* Should have split out AdvSIMD modified immediate earlier. */
- assert(immh == 1);
- unallocated_encoding(s);
- return;
- }
-
- if (!fp_access_check(s)) {
- return;
- }
-
- assert(!(is_scalar && is_q));
-
- tcg_fpstatus = fpstatus_ptr(size == MO_16 ? FPST_FPCR_F16 : FPST_FPCR);
- tcg_rmode = gen_set_rmode(FPROUNDING_ZERO, tcg_fpstatus);
- fracbits = (16 << size) - immhb;
- tcg_shift = tcg_constant_i32(fracbits);
-
- if (size == MO_64) {
- int maxpass = is_scalar ? 1 : 2;
-
- for (pass = 0; pass < maxpass; pass++) {
- TCGv_i64 tcg_op = tcg_temp_new_i64();
-
- read_vec_element(s, tcg_op, rn, pass, MO_64);
- if (is_u) {
- gen_helper_vfp_touqd(tcg_op, tcg_op, tcg_shift, tcg_fpstatus);
- } else {
- gen_helper_vfp_tosqd(tcg_op, tcg_op, tcg_shift, tcg_fpstatus);
- }
- write_vec_element(s, tcg_op, rd, pass, MO_64);
- }
- clear_vec_high(s, is_q, rd);
- } else {
- void (*fn)(TCGv_i32, TCGv_i32, TCGv_i32, TCGv_ptr);
- int maxpass = is_scalar ? 1 : ((8 << is_q) >> size);
-
- switch (size) {
- case MO_16:
- if (is_u) {
- fn = gen_helper_vfp_touhh;
- } else {
- fn = gen_helper_vfp_toshh;
- }
- break;
- case MO_32:
- if (is_u) {
- fn = gen_helper_vfp_touls;
- } else {
- fn = gen_helper_vfp_tosls;
- }
- break;
- default:
- g_assert_not_reached();
- }
-
- for (pass = 0; pass < maxpass; pass++) {
- TCGv_i32 tcg_op = tcg_temp_new_i32();
-
- read_vec_element_i32(s, tcg_op, rn, pass, size);
- fn(tcg_op, tcg_op, tcg_shift, tcg_fpstatus);
- if (is_scalar) {
- if (size == MO_16 && !is_u) {
- tcg_gen_ext16u_i32(tcg_op, tcg_op);
- }
- write_fp_sreg(s, rd, tcg_op);
- } else {
- write_vec_element_i32(s, tcg_op, rd, pass, size);
- }
- }
- if (!is_scalar) {
- clear_vec_high(s, is_q, rd);
- }
- }
+static gen_helper_gvec_2_ptr * const f_fcvtzs_vf[] = {
+ gen_helper_gvec_vcvt_rz_hs,
+ gen_helper_gvec_vcvt_rz_fs,
+ gen_helper_gvec_vcvt_rz_ds,
+};
+TRANS(FCVTZS_vf, do_gvec_op2_fpst,
+ a->esz, a->q, a->rd, a->rn, a->shift, f_fcvtzs_vf)
- gen_restore_rmode(tcg_rmode, tcg_fpstatus);
-}
+static gen_helper_gvec_2_ptr * const f_fcvtzu_vf[] = {
+ gen_helper_gvec_vcvt_rz_hu,
+ gen_helper_gvec_vcvt_rz_fu,
+ gen_helper_gvec_vcvt_rz_du,
+};
+TRANS(FCVTZU_vf, do_gvec_op2_fpst,
+ a->esz, a->q, a->rd, a->rn, a->shift, f_fcvtzu_vf)
static void handle_2misc_64(DisasContext *s, int opcode, bool u,
TCGv_i64 tcg_rd, TCGv_i64 tcg_rn,
@@ -9759,51 +9673,6 @@ static void disas_simd_scalar_two_reg_misc(DisasContext *s, uint32_t insn)
g_assert_not_reached();
}
-/* AdvSIMD shift by immediate
- * 31 30 29 28 23 22 19 18 16 15 11 10 9 5 4 0
- * +---+---+---+-------------+------+------+--------+---+------+------+
- * | 0 | Q | U | 0 1 1 1 1 0 | immh | immb | opcode | 1 | Rn | Rd |
- * +---+---+---+-------------+------+------+--------+---+------+------+
- */
-static void disas_simd_shift_imm(DisasContext *s, uint32_t insn)
-{
- int rd = extract32(insn, 0, 5);
- int rn = extract32(insn, 5, 5);
- int opcode = extract32(insn, 11, 5);
- int immb = extract32(insn, 16, 3);
- int immh = extract32(insn, 19, 4);
- bool is_u = extract32(insn, 29, 1);
- bool is_q = extract32(insn, 30, 1);
-
- if (immh == 0) {
- unallocated_encoding(s);
- return;
- }
-
- switch (opcode) {
- case 0x1f: /* FCVTZS/ FCVTZU */
- handle_simd_shift_fpint_conv(s, false, is_q, is_u, immh, immb, rn, rd);
- return;
- default:
- case 0x00: /* SSHR / USHR */
- case 0x02: /* SSRA / USRA (accumulate) */
- case 0x04: /* SRSHR / URSHR (rounding) */
- case 0x06: /* SRSRA / URSRA (accum + rounding) */
- case 0x08: /* SRI */
- case 0x0a: /* SHL / SLI */
- case 0x0c: /* SQSHLU */
- case 0x0e: /* SQSHL, UQSHL */
- case 0x10: /* SHRN / SQSHRUN */
- case 0x11: /* RSHRN / SQRSHRUN */
- case 0x12: /* SQSHRN / UQSHRN */
- case 0x13: /* SQRSHRN / UQRSHRN */
- case 0x14: /* SSHLL / USHLL */
- case 0x1c: /* SCVTF / UCVTF */
- unallocated_encoding(s);
- return;
- }
-}
-
static void handle_2misc_widening(DisasContext *s, int opcode, bool is_q,
int size, int rn, int rd)
{
@@ -10299,7 +10168,6 @@ static void disas_simd_two_reg_misc_fp16(DisasContext *s, uint32_t insn)
static const AArch64DecodeTable data_proc_simd[] = {
/* pattern , mask , fn */
{ 0x0e200800, 0x9f3e0c00, disas_simd_two_reg_misc },
- { 0x0f000400, 0x9f800400, disas_simd_shift_imm },
{ 0x5e200800, 0xdf3e0c00, disas_simd_scalar_two_reg_misc },
{ 0x0e780800, 0x8f7e0c00, disas_simd_two_reg_misc_fp16 },
{ 0x00000000, 0x00000000, NULL }
diff --git a/target/arm/tcg/vec_helper.c b/target/arm/tcg/vec_helper.c
index 07f8d5f..b5ab8d1 100644
--- a/target/arm/tcg/vec_helper.c
+++ b/target/arm/tcg/vec_helper.c
@@ -2512,6 +2512,8 @@ DO_VCVT_FIXED(gvec_vcvt_uf, helper_vfp_ultos, uint32_t)
DO_VCVT_FIXED(gvec_vcvt_sh, helper_vfp_shtoh, uint16_t)
DO_VCVT_FIXED(gvec_vcvt_uh, helper_vfp_uhtoh, uint16_t)
+DO_VCVT_FIXED(gvec_vcvt_rz_ds, helper_vfp_tosqd_round_to_zero, uint64_t)
+DO_VCVT_FIXED(gvec_vcvt_rz_du, helper_vfp_touqd_round_to_zero, uint64_t)
DO_VCVT_FIXED(gvec_vcvt_rz_fs, helper_vfp_tosls_round_to_zero, uint32_t)
DO_VCVT_FIXED(gvec_vcvt_rz_fu, helper_vfp_touls_round_to_zero, uint32_t)
DO_VCVT_FIXED(gvec_vcvt_rz_hs, helper_vfp_toshh_round_to_zero, uint16_t)
diff --git a/target/arm/vfp_helper.c b/target/arm/vfp_helper.c
index f24992c..5a19af5 100644
--- a/target/arm/vfp_helper.c
+++ b/target/arm/vfp_helper.c
@@ -495,6 +495,10 @@ VFP_CONV_FIX_A64(sq, h, 16, dh_ctype_f16, 64, int64)
VFP_CONV_FIX(uh, h, 16, dh_ctype_f16, 32, uint16)
VFP_CONV_FIX(ul, h, 16, dh_ctype_f16, 32, uint32)
VFP_CONV_FIX_A64(uq, h, 16, dh_ctype_f16, 64, uint64)
+VFP_CONV_FLOAT_FIX_ROUND(sq, d, 64, float64, 64, int64,
+ float_round_to_zero, _round_to_zero)
+VFP_CONV_FLOAT_FIX_ROUND(uq, d, 64, float64, 64, uint64,
+ float_round_to_zero, _round_to_zero)
#undef VFP_CONV_FIX
#undef VFP_CONV_FIX_FLOAT
generated by cgit v1.1 at 2024-12-26 17:57:24 +0000