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[Qemu-devel] [PATCH 09/10 v10] target-tilegx: Generate tcg instructions
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From: |
Chen Gang |
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Subject: |
[Qemu-devel] [PATCH 09/10 v10] target-tilegx: Generate tcg instructions to execute to _init_malloc in glib |
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Date: |
Mon, 11 May 2015 06:45:40 +0800 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 |
Generate related tcg instructions, and qemu tilegx runs to _init_malloc,
but causes assert in _init_malloc.
Signed-off-by: Chen Gang <address@hidden>
---
target-tilegx/translate.c | 2889 +++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 2889 insertions(+)
create mode 100644 target-tilegx/translate.c
diff --git a/target-tilegx/translate.c b/target-tilegx/translate.c
new file mode 100644
index 0000000..3d7d327
--- /dev/null
+++ b/target-tilegx/translate.c
@@ -0,0 +1,2889 @@
+/*
+ * QEMU TILE-Gx CPU
+ *
+ * Copyright (c) 2015 Chen Gang
+ *
+ * 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/lgpl-2.1.html>
+ */
+
+#include "cpu.h"
+#include "qemu/log.h"
+#include "disas/disas.h"
+#include "tcg-op.h"
+#include "exec/cpu_ldst.h"
+#include "opcode_tilegx.h"
+#include "spr_def_64.h"
+
+#define FMT64X "%016" PRIx64
+
+#define TILEGX_OPCODE_MAX_X0 164 /* include 164 */
+#define TILEGX_OPCODE_MAX_X1 107 /* include 107 */
+#define TILEGX_OPCODE_MAX_Y0 15 /* include 15 */
+#define TILEGX_OPCODE_MAX_Y1 15 /* include 15 */
+#define TILEGX_OPCODE_MAX_Y2 3 /* include 3 */
+
+static TCGv_ptr cpu_env;
+static TCGv cpu_pc;
+static TCGv cpu_regs[TILEGX_R_COUNT];
+static TCGv cpu_spregs[TILEGX_SPR_COUNT];
+#if defined(CONFIG_USER_ONLY)
+static TCGv_i32 cpu_cmpexch;
+#endif
+
+static const char * const reg_names[] = {
+ "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
+ "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
+ "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
+ "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
+ "r32", "r33", "r34", "r35", "r36", "r37", "r38", "r39",
+ "r40", "r41", "r42", "r43", "r44", "r45", "r46", "r47",
+ "r48", "r49", "r50", "r51", "bp", "tp", "sp", "lr"
+};
+
+static const char * const spreg_names[] = {
+ "cmpexch"
+};
+
+/* It is for temporary registers */
+typedef struct DisasContextTemp {
+ uint8_t idx; /* index */
+ TCGv val; /* value */
+} DisasContextTemp;
+
+/* This is the state at translation time. */
+typedef struct DisasContext {
+ uint64_t pc; /* Current pc */
+ uint64_t exception; /* Current exception */
+
+ TCGv zero; /* For zero register */
+
+ DisasContextTemp *tmp_regcur; /* Current temporary registers */
+ DisasContextTemp tmp_regs[TILEGX_MAX_INSTRUCTIONS_PER_BUNDLE];
+ /* All temporary registers */
+ struct {
+ TCGCond cond; /* Branch condition */
+ TCGv dest; /* pc jump destination, if will jump */
+ TCGv val1; /* Firt value for condition comparing */
+ TCGv val2; /* Second value for condition comparing */
+ } jmp; /* Jump object, only once in each TB block
*/
+} DisasContext;
+
+#include "exec/gen-icount.h"
+
+static TCGv load_zero(DisasContext *dc)
+{
+ if (TCGV_IS_UNUSED_I64(dc->zero)) {
+ dc->zero = tcg_const_local_i64(0);
+ }
+ return dc->zero;
+}
+
+static TCGv load_gr(DisasContext *dc, uint8_t reg)
+{
+ if (likely(reg < TILEGX_R_COUNT)) {
+ return cpu_regs[reg];
+ } else if (reg != TILEGX_R_ZERO) {
+ dc->exception = TILEGX_EXCP_REG_UNSUPPORTED;
+ }
+ return load_zero(dc);
+}
+
+static TCGv dest_gr(DisasContext *dc, uint8_t rdst)
+{
+ DisasContextTemp *tmp = dc->tmp_regcur;
+ tmp->idx = rdst;
+ tmp->val = tcg_temp_new_i64();
+ return tmp->val;
+}
+
+static void gen_exception(DisasContext *dc, int num)
+{
+ TCGv_i32 tmp = tcg_const_i32(num);
+
+ gen_helper_exception(cpu_env, tmp);
+ tcg_temp_free_i32(tmp);
+}
+
+/* mfspr can be only in X1 pipe, so it doesn't need to be bufferd */
+static void gen_mfspr(struct DisasContext *dc, uint8_t rdst, uint16_t imm14)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "mfspr r%d, 0x%x\n", rdst, imm14);
+
+ if (rdst >= TILEGX_R_COUNT) {
+ if (rdst != TILEGX_R_ZERO) {
+ dc->exception = TILEGX_EXCP_REG_UNSUPPORTED;
+ }
+ return;
+ }
+
+ switch (imm14) {
+ case SPR_CMPEXCH_VALUE:
+ tcg_gen_mov_i64(cpu_regs[rdst], cpu_spregs[TILEGX_SPR_CMPEXCH]);
+ return;
+ default:
+ qemu_log_mask(LOG_UNIMP, "UNIMP mfspr 0x%x.\n", imm14);
+ }
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+/* mtspr can be only in X1 pipe, so it doesn't need to be bufferd */
+static void gen_mtspr(struct DisasContext *dc, uint8_t rsrc, uint16_t imm14)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "mtspr 0x%x, r%d\n", imm14, rsrc);
+
+ switch (imm14) {
+ case SPR_CMPEXCH_VALUE:
+ tcg_gen_mov_i64(cpu_spregs[TILEGX_SPR_CMPEXCH], load_gr(dc, rsrc));
+ return;
+ default:
+ qemu_log_mask(LOG_UNIMP, "UNIMP mtspr 0x%x.\n", imm14);
+ }
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void gen_cmpltsi(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, int8_t imm8)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "cmpltsi r%d, r%d, %d\n",
+ rdst, rsrc, imm8);
+ tcg_gen_setcondi_i64(TCG_COND_LTU, dest_gr(dc, rdst), load_gr(dc, rsrc),
+ (int64_t)imm8);
+}
+
+static void gen_cmpltui(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t imm8)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "cmpltui r%d, r%d, %d\n",
+ rdst, rsrc, imm8);
+ tcg_gen_setcondi_i64(TCG_COND_LTU,
+ dest_gr(dc, rdst), load_gr(dc, rsrc), imm8);
+}
+
+static void gen_cmpeqi(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t imm8)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "cmpeqi r%d, r%d, %d\n", rdst, rsrc,
imm8);
+ tcg_gen_setcondi_i64(TCG_COND_EQ,
+ dest_gr(dc, rdst), load_gr(dc, rsrc), imm8);
+}
+
+static void gen_cmp(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb, TCGCond cond)
+{
+ const char *prefix;
+
+ switch (cond) {
+ case TCG_COND_EQ:
+ prefix = "eq";
+ break;
+ case TCG_COND_LE:
+ prefix = "les";
+ break;
+ case TCG_COND_LEU:
+ prefix = "leu";
+ break;
+ case TCG_COND_LT:
+ prefix = "lts";
+ break;
+ case TCG_COND_LTU:
+ prefix = "ltu";
+ break;
+ case TCG_COND_NE:
+ prefix = "ne";
+ break;
+ default:
+ dc->exception = TILEGX_EXCP_OPCODE_UNKNOWN;
+ return;
+ }
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "cmp%s r%d, r%d, r%d\n",
+ prefix, rdst, rsrc, rsrcb);
+ tcg_gen_setcond_i64(cond, dest_gr(dc, rdst), load_gr(dc, rsrc),
+ load_gr(dc, rsrcb));
+}
+
+static void gen_exch(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb, int excp)
+{
+ const char *prefix, *width;
+
+ switch (excp) {
+ case TILEGX_EXCP_OPCODE_EXCH4:
+ prefix = "";
+ width = "4";
+ break;
+ case TILEGX_EXCP_OPCODE_EXCH:
+ prefix = "";
+ width = "";
+ break;
+ case TILEGX_EXCP_OPCODE_CMPEXCH4:
+ prefix = "cmp";
+ width = "4";
+ break;
+ case TILEGX_EXCP_OPCODE_CMPEXCH:
+ prefix = "cmp";
+ width = "";
+ break;
+ default:
+ dc->exception = TILEGX_EXCP_OPCODE_UNKNOWN;
+ return;
+ }
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "%sexch%s r%d, r%d, r%d\n",
+ prefix, width, rdst, rsrc, rsrcb);
+#if defined(CONFIG_USER_ONLY)
+ tcg_gen_movi_i32(cpu_cmpexch, (rdst << 16) | (rsrc << 8) | rsrcb);
+ tcg_gen_movi_i64(cpu_pc, dc->pc + TILEGX_BUNDLE_SIZE_IN_BYTES);
+ dc->exception = excp;
+#else
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+#endif
+}
+
+/*
+ * uint64_t output = 0;
+ * uint32_t counter;
+ * for (counter = 0; counter < (WORD_SIZE / BYTE_SIZE); counter++)
+ * {
+ * int8_t srca = getByte (rf[SrcA], counter);
+ * int8_t srcb = signExtend8 (Imm8);
+ * output = setByte (output, counter, ((srca == srcb) ? 1 : 0));
+ * }
+ * rf[Dest] = output;
+ */
+static void gen_v1cmpeqi(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t imm8)
+{
+ int count;
+ TCGv vdst = dest_gr(dc, rdst);
+ TCGv tmp = tcg_temp_new_i64();
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "v1cmpeqi r%d, r%d, %d\n",
+ rdst, rsrc, imm8);
+
+ tcg_gen_movi_i64(vdst, 0);
+
+ for (count = 0; count < 8; count++) {
+ tcg_gen_shri_i64(tmp, load_gr(dc, rsrc), (8 - count - 1) * 8);
+ tcg_gen_andi_i64(tmp, tmp, 0xff);
+ tcg_gen_setcondi_i64(TCG_COND_EQ, tmp, tmp, imm8);
+ tcg_gen_or_i64(vdst, vdst, tmp);
+ tcg_gen_shli_i64(vdst, vdst, 8);
+ }
+
+ tcg_temp_free_i64(tmp);
+}
+
+/*
+ * Description
+ *
+ * Interleave the four low-order bytes of the first operand with the four
+ * low-order bytes of the second operand. The low-order byte of the result will
+ * be the low-order byte of the second operand. For example if the first
operand
+ * contains the packed bytes {A7,A6,A5,A4,A3,A2,A1,A0} and the second operand
+ * contains the packed bytes {B7,B6,B5,B4,B3,B2,B1,B0} then the result will be
+ * {A3,B3,A2,B2,A1,B1,A0,B0}.
+ *
+ * Functional Description
+ *
+ * uint64_t output = 0;
+ * uint32_t counter;
+ * for (counter = 0; counter < (WORD_SIZE / BYTE_SIZE); counter++)
+ * {
+ * bool asel = ((counter & 1) == 1);
+ * int in_sel = 0 + counter / 2;
+ * int8_t srca = getByte (rf[SrcA], in_sel);
+ * int8_t srcb = getByte (rf[SrcB], in_sel);
+ * output = setByte (output, counter, (asel ? srca : srcb));
+ * }
+ * rf[Dest] = output;
+ */
+static void gen_v1int_l(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ int count;
+ TCGv vdst = dest_gr(dc, rdst);
+ TCGv tmp = tcg_temp_new_i64();
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "v1int_l r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+
+ tcg_gen_movi_i64(vdst, 0);
+ for (count = 0; count < 4; count++) {
+
+ tcg_gen_shli_i64(vdst, vdst, 8);
+
+ tcg_gen_shri_i64(tmp, load_gr(dc, rsrc), (4 - count - 1) * 8);
+ tcg_gen_andi_i64(tmp, tmp, 0xff);
+ tcg_gen_or_i64(vdst, vdst, tmp);
+ tcg_gen_shli_i64(vdst, vdst, 8);
+
+ tcg_gen_shri_i64(tmp, load_gr(dc, rsrcb), (4 - count - 1) * 8);
+ tcg_gen_andi_i64(tmp, tmp, 0xff);
+ tcg_gen_or_i64(vdst, vdst, tmp);
+ }
+ tcg_temp_free_i64(tmp);
+}
+
+/*
+ * Functional Description
+ *
+ * uint64_t output = 0;
+ * uint32_t counter;
+ * for (counter = 0; counter < (WORD_SIZE / 32); counter++)
+ * {
+ * bool asel = ((counter & 1) == 1);
+ * int in_sel = 0 + counter / 2;
+ * int32_t srca = get4Byte (rf[SrcA], in_sel);
+ * int32_t srcb = get4Byte (rf[SrcB], in_sel);
+ * output = set4Byte (output, counter, (asel ? srca : srcb));
+ * }
+ * rf[Dest] = output;
+*/
+
+static void gen_v4int_l(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+ TCGv tmp = tcg_temp_new_i64();
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "v4int_l r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrc), 0xffffffff);
+ tcg_gen_shli_i64(vdst, vdst, 8);
+ tcg_gen_andi_i64(tmp, load_gr(dc, rsrcb), 0xffffffff);
+ tcg_gen_or_i64(vdst, vdst, tmp);
+
+ tcg_temp_free_i64(tmp);
+}
+
+static void gen_cmoveqz(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "cmoveqz r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+ tcg_gen_movcond_i64(TCG_COND_EQ, dest_gr(dc, rdst), load_gr(dc, rsrc),
+ load_zero(dc), load_gr(dc, rsrcb), load_gr(dc, rdst));
+}
+
+static void gen_cmovnez(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "cmovnez r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+ tcg_gen_movcond_i64(TCG_COND_NE, dest_gr(dc, rdst), load_gr(dc, rsrc),
+ load_zero(dc), load_gr(dc, rsrcb), load_gr(dc, rdst));
+}
+
+static void gen_mnz(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "mnz r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrcb), 1);
+ tcg_gen_movcond_i64(TCG_COND_NE, vdst, load_gr(dc, rsrc),
+ load_zero(dc), vdst, load_zero(dc));
+}
+
+static void gen_mz(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "mz r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrcb), 1);
+ tcg_gen_movcond_i64(TCG_COND_EQ, vdst, load_gr(dc, rsrc),
+ load_zero(dc), vdst, load_zero(dc));
+}
+
+static void gen_add(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "add r%d, r%d, r%d\n", rdst, rsrc, rsrcb);
+ tcg_gen_add_i64(dest_gr(dc, rdst), load_gr(dc, rsrc), load_gr(dc, rsrcb));
+}
+
+static void gen_addimm(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, int16_t imm)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "add(l)i r%d, r%d, %d\n",
+ rdst, rsrc, imm);
+ tcg_gen_addi_i64(dest_gr(dc, rdst), load_gr(dc, rsrc), imm);
+}
+
+static void gen_addx(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ /* High bits have no effect with low bits, so addx and addxsc are merged.
*/
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "addx(sc) r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+ tcg_gen_add_i64(vdst, load_gr(dc, rsrc), load_gr(dc, rsrcb));
+ tcg_gen_ext32s_i64(vdst, vdst);
+}
+
+static void gen_addximm(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, int16_t imm)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "addx(l)i r%d, r%d, %d\n",
+ rdst, rsrc, imm);
+ tcg_gen_addi_i64(vdst, load_gr(dc, rsrc), imm);
+ tcg_gen_ext32s_i64(vdst, vdst);
+}
+
+static void gen_sub(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "sub r%d, r%d, r%d\n", rdst, rsrc, rsrcb);
+ tcg_gen_sub_i64(dest_gr(dc, rdst), load_gr(dc, rsrc), load_gr(dc, rsrcb));
+}
+
+static void gen_subx(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "subx r%d, r%d, r%d\n", rdst, rsrc,
rsrcb);
+ tcg_gen_sub_i64(vdst, load_gr(dc, rsrc), load_gr(dc, rsrcb));
+ tcg_gen_ext32s_i64(vdst, vdst);
+}
+
+/*
+ * uint64_t mask = 0;
+ * int64_t background = ((rf[SrcA] >> BFEnd) & 1) ? -1ULL : 0ULL;
+ * mask = ((-1ULL) ^ ((-1ULL << ((BFEnd - BFStart) & 63)) << 1));
+ * uint64_t rot_src = (((uint64_t) rf[SrcA]) >> BFStart)
+ * | (rf[SrcA] << (64 - BFStart));
+ * rf[Dest] = (rot_src & mask) | (background & ~mask);
+ */
+static void gen_bfexts(struct DisasContext *dc, uint8_t rdst, uint8_t rsrc,
+ uint8_t start, uint8_t end)
+{
+ uint64_t mask = (-1ULL) ^ ((-1ULL << ((end - start) & 63)) << 1);
+ TCGv vldst = tcg_temp_local_new_i64();
+ TCGv tmp = tcg_temp_local_new_i64();
+ TCGv pmsk = tcg_const_i64(-1ULL);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "bfexts r%d, r%d, %d, %d\n",
+ rdst, rsrc, start, end);
+
+ tcg_gen_rotri_i64(vldst, load_gr(dc, rsrc), start);
+ tcg_gen_andi_i64(vldst, vldst, mask);
+
+ tcg_gen_shri_i64(tmp, load_gr(dc, rsrc), end);
+ tcg_gen_andi_i64(tmp, tmp, 1);
+ tcg_gen_movcond_i64(TCG_COND_EQ, tmp, tmp, load_zero(dc),
+ load_zero(dc), pmsk);
+ tcg_gen_andi_i64(tmp, tmp, ~mask);
+ tcg_gen_or_i64(dest_gr(dc, rdst), vldst, tmp);
+
+ tcg_temp_free_i64(pmsk);
+ tcg_temp_free_i64(tmp);
+ tcg_temp_free_i64(vldst);
+}
+
+/*
+ * The related functional description for bfextu in isa document:
+ *
+ * uint64_t mask = 0;
+ * mask = (-1ULL) ^ ((-1ULL << ((BFEnd - BFStart) & 63)) << 1);
+ * uint64_t rot_src = (((uint64_t) rf[SrcA]) >> BFStart)
+ * | (rf[SrcA] << (64 - BFStart));
+ * rf[Dest] = rot_src & mask;
+ */
+static void gen_bfextu(struct DisasContext *dc, uint8_t rdst, uint8_t rsrc,
+ uint8_t start, uint8_t end)
+{
+ uint64_t mask = (-1ULL) ^ ((-1ULL << ((end - start) & 63)) << 1);
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "bfextu r%d, r%d, %d, %d\n",
+ rdst, rsrc, start, end);
+
+ tcg_gen_rotri_i64(vdst, load_gr(dc, rsrc), start);
+ tcg_gen_andi_i64(vdst, vdst, mask);
+}
+
+/*
+ * mask = (start <= end) ? ((-1ULL << start) ^ ((-1ULL << end) << 1))
+ * : ((-1ULL << start) | (-1ULL >> (63 - end)));
+ * uint64_t rot_src = (rf[SrcA] << start)
+ * | ((uint64_t) rf[SrcA] >> (64 - start));
+ * rf[Dest] = (rot_src & mask) | (rf[Dest] & (-1ULL ^ mask));
+ */
+static void gen_bfins(struct DisasContext *dc, uint8_t rdst, uint8_t rsrc,
+ uint8_t start, uint8_t end)
+{
+ uint64_t mask = (start <= end) ? ((-1ULL << start) ^ ((-1ULL << end) << 1))
+ : ((-1ULL << start) | (-1ULL >> (63 -
end)));
+ TCGv vdst = dest_gr(dc, rdst);
+ TCGv tmp = tcg_temp_new_i64();
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "bfins r%d, r%d, %d, %d\n",
+ rdst, rsrc, start, end);
+
+ tcg_gen_rotli_i64(tmp, load_gr(dc, rsrc), start);
+
+ tcg_gen_andi_i64(tmp, tmp, mask);
+ tcg_gen_andi_i64(vdst, load_gr(dc, rdst), -1ULL ^ mask);
+ tcg_gen_or_i64(vdst, vdst, tmp);
+
+ tcg_temp_free_i64(tmp);
+}
+
+static void gen_or(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "or r%d, r%d, r%d\n", rdst, rsrc, rsrcb);
+ tcg_gen_or_i64(dest_gr(dc, rdst), load_gr(dc, rsrc), load_gr(dc, rsrcb));
+}
+
+static void gen_ori(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, int8_t imm8)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "ori r%d, r%d, %d\n", rdst, rsrc, imm8);
+ tcg_gen_ori_i64(dest_gr(dc, rdst), load_gr(dc, rsrc), imm8);
+}
+
+static void gen_xor(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "xor r%d, r%d, r%d\n", rdst, rsrc, rsrcb);
+ tcg_gen_xor_i64(dest_gr(dc, rdst), load_gr(dc, rsrc), load_gr(dc, rsrcb));
+}
+
+static void gen_nor(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "nor r%d, r%d, r%d\n", rdst, rsrc, rsrcb);
+ tcg_gen_nor_i64(dest_gr(dc, rdst), load_gr(dc, rsrc), load_gr(dc, rsrcb));
+}
+
+static void gen_and(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "and r%d, r%d, r%d\n", rdst, rsrc, rsrcb);
+ tcg_gen_and_i64(dest_gr(dc, rdst), load_gr(dc, rsrc), load_gr(dc, rsrcb));
+}
+
+static void gen_andi(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, int8_t imm8)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "andi r%d, r%d, %d\n", rdst, rsrc, imm8);
+ tcg_gen_andi_i64(dest_gr(dc, rdst), load_gr(dc, rsrc), imm8);
+}
+
+static void gen_mulx(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "mulx r%d, r%d, r%d\n", rdst, rsrc,
rsrcb);
+
+ tcg_gen_mul_i64(vdst, load_gr(dc, rsrc), load_gr(dc, rsrcb));
+ tcg_gen_ext32s_i64(vdst, vdst);
+}
+
+/* FIXME: mul?_??_?? may need to be re-constructed, next. */
+
+static void gen_mul_hu_lu(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+ TCGv tmp = tcg_temp_new_i64();
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "mul_hu_lu r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+
+ tcg_gen_shri_i64(tmp, load_gr(dc, rsrc), 32);
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrcb), 0xffffffff);
+ tcg_gen_mul_i64(vdst, tmp, vdst);
+
+ tcg_temp_free_i64(tmp);
+}
+
+static void gen_mula_hu_lu(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+ TCGv tmp = tcg_temp_new_i64();
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "mula_hu_lu r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+
+ tcg_gen_shri_i64(tmp, load_gr(dc, rsrc), 32);
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrcb), 0xffffffff);
+ tcg_gen_mul_i64(vdst, tmp, vdst);
+ tcg_gen_add_i64(vdst, load_gr(dc, rdst), vdst);
+
+ tcg_temp_free_i64(tmp);
+}
+
+static void gen_mula_lu_lu(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+ TCGv tmp = tcg_temp_new_i64();
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "mula_lu_lu r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+
+ tcg_gen_andi_i64(tmp, load_gr(dc, rsrc), 0xffffffff);
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrcb), 0xffffffff);
+ tcg_gen_mul_i64(vdst, tmp, vdst);
+ tcg_gen_add_i64(vdst, load_gr(dc, rdst), vdst);
+
+ tcg_temp_free_i64(tmp);
+}
+
+static void gen_shlx(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shlx r%d, r%d, r%d\n", rdst, rsrc,
rsrcb);
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrcb), 31);
+ tcg_gen_shl_i64(vdst, load_gr(dc, rsrc), vdst);
+ tcg_gen_ext32s_i64(vdst, vdst);
+}
+
+static void gen_shl(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shl r%d, r%d, r%d\n", rdst, rsrc, rsrcb);
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrcb), 63);
+ tcg_gen_shl_i64(vdst, load_gr(dc, rsrc), vdst);
+}
+
+static void gen_shli(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t shamt)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shli r%d, r%d, %u\n", rdst, rsrc, shamt);
+ tcg_gen_shli_i64(vdst, load_gr(dc, rsrc), shamt);
+}
+
+static void gen_shlxi(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t shamt)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shlxi r%d, r%d, %u\n", rdst, rsrc,
shamt);
+ tcg_gen_shli_i64(vdst, load_gr(dc, rsrc), shamt & 31);
+ tcg_gen_ext32s_i64(vdst, vdst);
+}
+
+static void gen_shladd(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb,
+ uint8_t shift, uint8_t cast)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shl%dadd%s r%d, r%d, r%d\n",
+ shift, cast ? "x" : "", rdst, rsrc, rsrcb);
+ tcg_gen_shli_i64(vdst, load_gr(dc, rsrc), shift);
+ tcg_gen_add_i64(vdst, vdst, load_gr(dc, rsrcb));
+ if (cast) {
+ tcg_gen_ext32s_i64(vdst, vdst);
+ }
+}
+
+static void gen_shl16insli(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint16_t uimm16)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shl16insli r%d, r%d, 0x%x\n",
+ rdst, rsrc, uimm16);
+ tcg_gen_shli_i64(vdst, load_gr(dc, rsrc), 16);
+ tcg_gen_ori_i64(vdst, vdst, uimm16);
+}
+
+static void gen_shrs(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shrs r%d, r%d, r%d\n", rdst, rsrc,
rsrcb);
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrcb), 63);
+ tcg_gen_sar_i64(vdst, load_gr(dc, rsrc), vdst);
+}
+
+static void gen_shrux(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+ TCGv tmp = tcg_temp_new_i64();
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shrux r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrcb), 31);
+ tcg_gen_andi_i64(tmp, load_gr(dc, rsrc), 0xffffffff);
+ tcg_gen_shr_i64(vdst, tmp, vdst);
+ tcg_gen_ext32s_i64(vdst, vdst);
+
+ tcg_temp_free_i64(tmp);
+}
+
+static void gen_shru(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shru r%d, r%d, r%d\n", rdst, rsrc,
rsrcb);
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrcb), 63);
+ tcg_gen_shr_i64(vdst, load_gr(dc, rsrc), vdst);
+}
+
+/*
+ Functional Description
+ uint64_t a = rf[SrcA];
+ uint64_t b = rf[SrcB];
+ uint64_t d = rf[Dest];
+ uint64_t output = 0;
+ unsigned int counter;
+ for (counter = 0; counter < (WORD_SIZE / BYTE_SIZE); counter++)
+ {
+ int sel = getByte (b, counter) & 0xf;
+ uint8_t byte = (sel < 8) ? getByte (d, sel) : getByte (a, (sel -
8));
+ output = setByte (output, counter, byte);
+ }
+ rf[Dest] = output;
+ */
+static void gen_shufflebytes(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ int counter;
+ TCGv vldst = tcg_temp_local_new_i64();
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shufflebytes r%d, r%d, r%d\n",
+ rdst, rsrc, rsrcb);
+
+ tcg_gen_movi_i64(vldst, 0);
+ for (counter = 0; counter < 8; counter++) {
+ TCGv tmpv = tcg_temp_local_new_i64();
+ TCGv tmp8 = tcg_const_i64(8);
+ TCGv tmps = tcg_temp_new_i64();
+ TCGv tmpd = tcg_temp_new_i64();
+ TCGv sel = tcg_temp_new_i64();
+
+ tcg_gen_shli_i64(vldst, vldst, 8);
+
+ tcg_gen_shri_i64(sel, load_gr(dc, rsrcb), (8 - counter - 1) * 8);
+ tcg_gen_andi_i64(sel, sel, 0x0f);
+
+ tcg_gen_andi_i64(tmpd, sel, 0x07);
+ tcg_gen_muli_i64(tmpd, tmpd, 8);
+ tcg_gen_mov_i64(tmps, tmpd);
+ tcg_gen_shr_i64(tmpd, load_gr(dc, rdst), tmpd);
+ tcg_gen_shr_i64(tmps, load_gr(dc, rsrc), tmps);
+
+ tcg_gen_movcond_i64(TCG_COND_LT, tmpv, sel, tmp8, tmpd, tmps);
+
+ tcg_gen_or_i64(vldst, vldst, tmpv);
+
+ tcg_temp_free_i64(sel);
+ tcg_temp_free_i64(tmp8);
+ tcg_temp_free_i64(tmps);
+ tcg_temp_free_i64(tmpd);
+ tcg_temp_free_i64(tmpv);
+ }
+ tcg_gen_mov_i64(dest_gr(dc, rdst), vldst);
+ tcg_temp_free_i64(vldst);
+}
+
+static void gen_shrsi(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t shamt)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shrsi r%d, r%d, %u\n", rdst, rsrc,
shamt);
+ tcg_gen_sari_i64(dest_gr(dc, rdst), load_gr(dc, rsrc), shamt);
+}
+
+static void gen_shrui(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t shamt)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shrui r%d, r%d, %u\n", rdst, rsrc,
shamt);
+ tcg_gen_shri_i64(dest_gr(dc, rdst), load_gr(dc, rsrc), shamt);
+}
+
+static void gen_shruxi(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t shamt)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "shruxi r%d, r%d, %u\n",
+ rdst, rsrc, shamt);
+ tcg_gen_andi_i64(vdst, load_gr(dc, rsrc), 0xffffffff);
+ tcg_gen_shri_i64(vdst, vdst, shamt & 31);
+ tcg_gen_ext32s_i64(vdst, vdst);
+}
+
+static void gen_dblalign(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, uint8_t rsrcb)
+{
+ TCGv vdst = dest_gr(dc, rdst);
+ TCGv mask = tcg_temp_new_i64();
+ TCGv tmp = tcg_temp_new_i64();
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "dblalign r%d, r%d, r%d\n", rdst, rsrc,
rsrcb);
+
+ tcg_gen_andi_i64(mask, load_gr(dc, rsrcb), 7);
+ tcg_gen_muli_i64(mask, mask, 8);
+ tcg_gen_shr_i64(vdst, load_gr(dc, rdst), mask);
+
+ tcg_gen_movi_i64(tmp, 64);
+ tcg_gen_sub_i64(mask, tmp, mask);
+ tcg_gen_shl_i64(mask, load_gr(dc, rsrc), mask);
+
+ tcg_gen_or_i64(vdst, vdst, mask);
+
+ tcg_temp_free_i64(tmp);
+ tcg_temp_free_i64(mask);
+}
+
+static void gen_cntlz(struct DisasContext *dc, uint8_t rdst, uint8_t rsrc)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "cntlz r%d, r%d\n", rdst, rsrc);
+ gen_helper_cntlz(dest_gr(dc, rdst), load_gr(dc, rsrc));
+}
+
+static void gen_cnttz(struct DisasContext *dc, uint8_t rdst, uint8_t rsrc)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "ctz r%d, r%d\n", rdst, rsrc);
+ gen_helper_cnttz(dest_gr(dc, rdst), load_gr(dc, rsrc));
+}
+
+/* FIXME: At present, skip unalignment checking */
+static void gen_ld(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, TCGMemOp ops)
+{
+ const char *prefix;
+
+ switch (ops) {
+ case MO_LEQ:
+ prefix = "(na)";
+ break;
+ case MO_UB:
+ prefix = "1u";
+ break;
+ case MO_SB:
+ prefix = "1s";
+ break;
+ case MO_LESW:
+ prefix = "2s";
+ break;
+ case MO_LEUW:
+ prefix = "2u";
+ break;
+ case MO_LESL:
+ prefix = "4s";
+ break;
+ case MO_LEUL:
+ prefix = "4u";
+ break;
+ default:
+ dc->exception = TILEGX_EXCP_OPCODE_UNKNOWN;
+ return;
+ }
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "ld%s r%d, r%d\n", prefix, rdst, rsrc);
+ tcg_gen_qemu_ld_i64(dest_gr(dc, rdst), load_gr(dc, rsrc),
+ MMU_USER_IDX, ops);
+}
+
+/* FIXME: At present, skip unalignment checking */
+static void gen_ld_add(struct DisasContext *dc,
+ uint8_t rdst, uint8_t rsrc, int8_t imm8, TCGMemOp ops)
+{
+ const char *prefix;
+
+ switch (ops) {
+ case MO_LEQ:
+ prefix = "(na)";
+ break;
+ case MO_UB:
+ prefix = "1u";
+ break;
+ case MO_SB:
+ prefix = "1s";
+ break;
+ case MO_LESW:
+ prefix = "2s";
+ break;
+ case MO_LEUW:
+ prefix = "2u";
+ break;
+ case MO_LESL:
+ prefix = "4s";
+ break;
+ case MO_LEUL:
+ prefix = "4u";
+ break;
+ default:
+ dc->exception = TILEGX_EXCP_OPCODE_UNKNOWN;
+ return;
+ }
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "ld%s_add r%d, r%d, %d\n",
+ prefix, rdst, rsrc, imm8);
+
+ tcg_gen_qemu_ld_i64(dest_gr(dc, rdst), load_gr(dc, rsrc),
+ MMU_USER_IDX, ops);
+ /*
+ * Each pipe only have one temp val which is already used, and it is only
+ * for pipe X1, so can use real register
+ */
+ if (rsrc < TILEGX_R_COUNT) {
+ tcg_gen_addi_i64(cpu_regs[rsrc], load_gr(dc, rsrc), imm8);
+ }
+}
+
+/* FIXME: At present, skip unalignment checking */
+static void gen_st(struct DisasContext *dc,
+ uint8_t rsrc, uint8_t rsrcb, TCGMemOp ops)
+{
+ const char *prefix;
+
+ switch (ops) {
+ case MO_LEQ:
+ prefix = "";
+ break;
+ case MO_UB:
+ prefix = "1";
+ break;
+ case MO_LEUW:
+ prefix = "2";
+ break;
+ case MO_LEUL:
+ prefix = "4";
+ break;
+ default:
+ dc->exception = TILEGX_EXCP_OPCODE_UNKNOWN;
+ return;
+ }
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "st%s r%d, r%d\n", prefix, rsrc, rsrcb);
+ tcg_gen_qemu_st_i64(load_gr(dc, rsrcb), load_gr(dc, rsrc),
+ MMU_USER_IDX, ops);
+}
+
+/* FIXME: At present, skip unalignment checking */
+static void gen_st_add(struct DisasContext *dc,
+ uint8_t rsrc, uint8_t rsrcb, uint8_t imm8, TCGMemOp ops)
+{
+ const char *prefix;
+
+ switch (ops) {
+ case MO_LEQ:
+ prefix = "";
+ break;
+ case MO_UB:
+ prefix = "1";
+ break;
+ case MO_LEUW:
+ prefix = "2";
+ break;
+ case MO_LEUL:
+ prefix = "4";
+ break;
+ default:
+ dc->exception = TILEGX_EXCP_OPCODE_UNKNOWN;
+ return;
+ }
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "st%s_add r%d, r%d, %d\n",
+ prefix, rsrc, rsrcb, imm8);
+ tcg_gen_qemu_st_i64(load_gr(dc, rsrcb), load_gr(dc, rsrc),
+ MMU_USER_IDX, ops);
+ tcg_gen_addi_i64(dest_gr(dc, rsrc), load_gr(dc, rsrc), imm8);
+}
+
+static void gen_lnk(struct DisasContext *dc, uint8_t rdst)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "lnk r%d\n", rdst);
+ tcg_gen_movi_i64(dest_gr(dc, rdst), dc->pc + TILEGX_BUNDLE_SIZE_IN_BYTES);
+}
+
+static void gen_b(struct DisasContext *dc,
+ uint8_t rsrc, int32_t off, TCGCond cond)
+{
+ uint64_t pos = dc->pc + (int64_t)off * TILEGX_BUNDLE_SIZE_IN_BYTES;
+ const char *prefix;
+
+ switch (cond) {
+ case TCG_COND_EQ:
+ prefix = "eqz(t)";
+ break;
+ case TCG_COND_NE:
+ prefix = "nez(t)";
+ break;
+ case TCG_COND_LE:
+ prefix = "lez(t)";
+ break;
+ case TCG_COND_LT:
+ prefix = "ltz(t)";
+ break;
+ default:
+ dc->exception = TILEGX_EXCP_OPCODE_UNKNOWN;
+ return;
+ }
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM,
+ "b%s r%d, %d ([" TARGET_FMT_lx "] %s)\n",
+ prefix, rsrc, off, pos, lookup_symbol(pos));
+
+ dc->jmp.dest = tcg_temp_new_i64();
+ dc->jmp.val1 = tcg_temp_new_i64();
+ dc->jmp.val2 = tcg_temp_new_i64();
+
+ dc->jmp.cond = cond;
+ tcg_gen_movi_i64(dc->jmp.dest, pos);
+ tcg_gen_mov_i64(dc->jmp.val1, load_gr(dc, rsrc));
+ tcg_gen_movi_i64(dc->jmp.val2, 0);
+
+ return;
+}
+
+static int gen_blbc(struct DisasContext *dc, uint8_t rsrc, int32_t off)
+{
+ uint64_t pos = dc->pc + (int64_t)off * TILEGX_BUNDLE_SIZE_IN_BYTES;
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM,
+ "blbc(t) r%d, %d ([" TARGET_FMT_lx "] %s)\n",
+ rsrc, off, pos, lookup_symbol(pos));
+
+ dc->jmp.dest = tcg_temp_new_i64();
+ dc->jmp.val1 = tcg_temp_new_i64();
+ dc->jmp.val2 = tcg_temp_new_i64();
+
+ dc->jmp.cond = TCG_COND_EQ;
+ tcg_gen_movi_i64(dc->jmp.dest, pos);
+ tcg_gen_mov_i64(dc->jmp.val1, load_gr(dc, rsrc));
+ tcg_gen_andi_i64(dc->jmp.val1, dc->jmp.val1, 1ULL);
+ tcg_gen_movi_i64(dc->jmp.val2, 0);
+
+ return 0;
+}
+
+static int gen_blbs(struct DisasContext *dc, uint8_t rsrc, int32_t off)
+{
+ uint64_t pos = dc->pc + (int64_t)off * TILEGX_BUNDLE_SIZE_IN_BYTES;
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM,
+ "blbs(t) r%d, %d ([" TARGET_FMT_lx "] %s)\n",
+ rsrc, off, pos, lookup_symbol(pos));
+
+ dc->jmp.dest = tcg_temp_new_i64();
+ dc->jmp.val1 = tcg_temp_new_i64();
+ dc->jmp.val2 = tcg_temp_new_i64();
+
+ dc->jmp.cond = TCG_COND_NE;
+ tcg_gen_movi_i64(dc->jmp.dest, pos);
+ tcg_gen_mov_i64(dc->jmp.val1, load_gr(dc, rsrc));
+ tcg_gen_andi_i64(dc->jmp.val1, dc->jmp.val1, 1ULL);
+ tcg_gen_movi_i64(dc->jmp.val2, 0);
+
+ return 0;
+}
+
+/* For memory fence */
+static void gen_mf(struct DisasContext *dc)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "mf\n");
+ /* FIXME: Do we need any implementation for it? I guess no. */
+}
+
+/* Write hitt 64 bytes. It is about cache. */
+static void gen_wh64(struct DisasContext *dc, uint8_t rsrc)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "wh64 r%d\n", rsrc);
+ /* FIXME: Do we need any implementation for it? I guess no. */
+}
+
+static void gen_jr(struct DisasContext *dc, uint8_t rsrc)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "jr(p) r%d\n", rsrc);
+
+ dc->jmp.dest = tcg_temp_new_i64();
+
+ dc->jmp.cond = TCG_COND_ALWAYS;
+ tcg_gen_andi_i64(dc->jmp.dest, load_gr(dc, rsrc), ~(sizeof(uint64_t) - 1));
+}
+
+static void gen_jalr(struct DisasContext *dc, uint8_t rsrc)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "jalr(p) r%d\n", rsrc);
+
+ dc->jmp.dest = tcg_temp_new_i64();
+ tcg_gen_movi_i64(dest_gr(dc, TILEGX_R_LR),
+ dc->pc + TILEGX_BUNDLE_SIZE_IN_BYTES);
+
+ dc->jmp.cond = TCG_COND_ALWAYS;
+ tcg_gen_andi_i64(dc->jmp.dest, load_gr(dc, rsrc), ~(sizeof(uint64_t) - 1));
+}
+
+static void gen_j(struct DisasContext *dc, int off)
+{
+ uint64_t pos = dc->pc + (int64_t)off * TILEGX_BUNDLE_SIZE_IN_BYTES;
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM,
+ "j %d ([" TARGET_FMT_lx "] %s)\n",
+ off, pos, lookup_symbol(pos));
+
+ dc->jmp.dest = tcg_temp_new_i64();
+
+ dc->jmp.cond = TCG_COND_ALWAYS;
+ tcg_gen_movi_i64(dc->jmp.dest, pos);
+}
+
+static void gen_jal(struct DisasContext *dc, int off)
+{
+ uint64_t pos = dc->pc + (int64_t)off * TILEGX_BUNDLE_SIZE_IN_BYTES;
+
+ qemu_log_mask(CPU_LOG_TB_IN_ASM,
+ "jal %d ([" TARGET_FMT_lx "] %s)\n",
+ off, pos, lookup_symbol(pos));
+
+
+ dc->jmp.dest = tcg_temp_new_i64();
+ tcg_gen_movi_i64(dest_gr(dc, TILEGX_R_LR),
+ dc->pc + TILEGX_BUNDLE_SIZE_IN_BYTES);
+
+ dc->jmp.cond = TCG_COND_ALWAYS;
+ tcg_gen_movi_i64(dc->jmp.dest, pos);
+}
+
+static void gen_swint1(struct DisasContext *dc)
+{
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "swint1\n");
+
+ tcg_gen_movi_i64(cpu_pc, dc->pc + TILEGX_BUNDLE_SIZE_IN_BYTES);
+ dc->exception = TILEGX_EXCP_SYSCALL;
+}
+
+static void decode_rrr_0_opcode_y0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_Y0(bundle);
+ uint8_t rsrcb = get_SrcB_Y0(bundle);
+ uint8_t rdst = get_Dest_Y0(bundle);
+
+ switch (get_RRROpcodeExtension_Y0(bundle)) {
+ case ADD_RRR_0_OPCODE_Y0:
+ gen_add(dc, rdst, rsrc, rsrcb);
+ return;
+ case ADDX_RRR_0_OPCODE_Y0:
+ gen_addx(dc, rdst, rsrc, rsrcb);
+ return;
+ case SUBX_RRR_0_OPCODE_Y0:
+ gen_subx(dc, rdst, rsrc, rsrcb);
+ return;
+ case SUB_RRR_0_OPCODE_Y0:
+ gen_sub(dc, rdst, rsrc, rsrcb);
+ return;
+ default:
+ break;
+ }
+
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_0_opcode_y0, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_rrr_1_opcode_y0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_Y0(bundle);
+ uint8_t rsrcb = get_SrcB_Y0(bundle);
+ uint8_t rdst = get_Dest_Y0(bundle);
+
+ switch (get_RRROpcodeExtension_Y0(bundle)) {
+ case UNARY_RRR_1_OPCODE_Y0:
+ switch (get_UnaryOpcodeExtension_Y0(bundle)) {
+ case CNTLZ_UNARY_OPCODE_Y0:
+ gen_cntlz(dc, rdst, rsrc);
+ return;
+ case CNTTZ_UNARY_OPCODE_Y0:
+ gen_cnttz(dc, rdst, rsrc);
+ return;
+ case NOP_UNARY_OPCODE_Y0:
+ case FNOP_UNARY_OPCODE_Y0:
+ if (!rsrc && !rdst) {
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "(f)nop\n");
+ return;
+ }
+ break;
+ case FSINGLE_PACK1_UNARY_OPCODE_Y0:
+ case PCNT_UNARY_OPCODE_Y0:
+ case REVBITS_UNARY_OPCODE_Y0:
+ case REVBYTES_UNARY_OPCODE_Y0:
+ case TBLIDXB0_UNARY_OPCODE_Y0:
+ case TBLIDXB1_UNARY_OPCODE_Y0:
+ case TBLIDXB2_UNARY_OPCODE_Y0:
+ case TBLIDXB3_UNARY_OPCODE_Y0:
+ default:
+ break;
+ }
+ break;
+ case SHL1ADD_RRR_1_OPCODE_Y0:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 1, 0);
+ return;
+ case SHL2ADD_RRR_1_OPCODE_Y0:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 2, 0);
+ return;
+ case SHL3ADD_RRR_1_OPCODE_Y0:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 3, 0);
+ return;
+ default:
+ break;
+ }
+
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_1_opcode_y0, [" FMT64X "]\n", bundle);
+}
+
+static void decode_rrr_2_opcode_y0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_Y0(bundle);
+ uint8_t rsrcb = get_SrcB_Y0(bundle);
+ uint8_t rdst = get_Dest_Y0(bundle);
+
+ switch (get_RRROpcodeExtension_Y0(bundle)) {
+ case CMPLES_RRR_2_OPCODE_Y0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LE);
+ return;
+ case CMPLEU_RRR_2_OPCODE_Y0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LEU);
+ return;
+ case CMPLTS_RRR_2_OPCODE_Y0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LT);
+ return;
+ case CMPLTU_RRR_2_OPCODE_Y0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LTU);
+ return;
+ default:
+ break;
+ }
+
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_2_opcode_y0, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_rrr_3_opcode_y0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_Y0(bundle);
+ uint8_t rsrcb = get_SrcB_Y0(bundle);
+ uint8_t rdst = get_Dest_Y0(bundle);
+
+ switch (get_RRROpcodeExtension_Y0(bundle)) {
+ case CMPEQ_RRR_3_OPCODE_Y0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_EQ);
+ return;
+ case CMPNE_RRR_3_OPCODE_Y0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_NE);
+ return;
+ case MULX_RRR_3_OPCODE_Y0:
+ gen_mulx(dc, rdst, rsrc, rsrcb);
+ return;
+ case MULAX_RRR_3_OPCODE_Y0:
+ default:
+ break;
+ }
+
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_3_opcode_y0, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_rrr_4_opcode_y0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_Y0(bundle);
+ uint8_t rsrcb = get_SrcB_Y0(bundle);
+ uint8_t rdst = get_Dest_Y0(bundle);
+
+ switch (get_RRROpcodeExtension_Y0(bundle)) {
+ case CMOVNEZ_RRR_4_OPCODE_Y0:
+ gen_cmovnez(dc, rdst, rsrc, rsrcb);
+ return;
+ case CMOVEQZ_RRR_4_OPCODE_Y0:
+ gen_cmoveqz(dc, rdst, rsrc, rsrcb);
+ return;
+ case MNZ_RRR_4_OPCODE_Y0:
+ gen_mnz(dc, rdst, rsrc, rsrcb);
+ return;
+ case MZ_RRR_4_OPCODE_Y0:
+ gen_mz(dc, rdst, rsrc, rsrcb);
+ return;
+ default:
+ break;
+ }
+
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_4_opcode_y0, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_rrr_5_opcode_y0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_Y0(bundle);
+ uint8_t rsrcb = get_SrcB_Y0(bundle);
+ uint8_t rdst = get_Dest_Y0(bundle);
+
+ switch (get_RRROpcodeExtension_Y0(bundle)) {
+ case OR_RRR_5_OPCODE_Y0:
+ gen_or(dc, rdst, rsrc, rsrcb);
+ return;
+ case AND_RRR_5_OPCODE_Y0:
+ gen_and(dc, rdst, rsrc, rsrcb);
+ return;
+ case NOR_RRR_5_OPCODE_Y0:
+ gen_nor(dc, rdst, rsrc, rsrcb);
+ return;
+ case XOR_RRR_5_OPCODE_Y0:
+ gen_xor(dc, rdst, rsrc, rsrcb);
+ return;
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_5_opcode_y0, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_rrr_6_opcode_y0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_Y0(bundle);
+ uint8_t rsrcb = get_SrcB_Y0(bundle);
+ uint8_t rdst = get_Dest_Y0(bundle);
+
+ switch (get_RRROpcodeExtension_Y0(bundle)) {
+ case SHL_RRR_6_OPCODE_Y0:
+ gen_shl(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHRS_RRR_6_OPCODE_Y0:
+ gen_shrs(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHRU_RRR_6_OPCODE_Y0:
+ gen_shru(dc, rdst, rsrc, rsrcb);
+ return;
+ case ROTL_RRR_6_OPCODE_Y0:
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_6_opcode_y0, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_shift_opcode_y0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_Y0(bundle);
+ uint8_t shamt = get_ShAmt_Y0(bundle);
+ uint8_t rdst = get_Dest_Y0(bundle);
+
+ switch (get_ShiftOpcodeExtension_Y0(bundle)) {
+ case SHLI_SHIFT_OPCODE_Y0:
+ gen_shli(dc, rdst, rsrc, shamt);
+ return;
+ case SHRUI_SHIFT_OPCODE_Y0:
+ gen_shrui(dc, rdst, rsrc, shamt);
+ return;
+ case SHRSI_SHIFT_OPCODE_Y0:
+ gen_shrsi(dc, rdst, rsrc, shamt);
+ return;
+ case ROTLI_SHIFT_OPCODE_Y0:
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP shift_opcode_y0, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_rrr_1_opcode_y1(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_Y1(bundle);
+ uint8_t rsrcb = get_SrcB_Y1(bundle);
+ uint8_t rdst = get_Dest_Y1(bundle);
+
+ switch (get_RRROpcodeExtension_Y1(bundle)) {
+ case UNARY_RRR_1_OPCODE_Y1:
+ switch (get_UnaryOpcodeExtension_Y1(bundle)) {
+ case NOP_UNARY_OPCODE_Y1:
+ case FNOP_UNARY_OPCODE_Y1:
+ if (!rsrc && !rdst) {
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "(f)nop\n");
+ return;
+ }
+ break;
+ case JALRP_UNARY_OPCODE_Y1:
+ case JALR_UNARY_OPCODE_Y1:
+ if (!rdst) {
+ gen_jalr(dc, rsrc);
+ return;
+ }
+ break;
+ case JR_UNARY_OPCODE_Y1:
+ case JRP_UNARY_OPCODE_Y1:
+ if (!rdst) {
+ gen_jr(dc, rsrc);
+ return;
+ }
+ break;
+ case LNK_UNARY_OPCODE_Y1:
+ if (!rsrc) {
+ gen_lnk(dc, rdst);
+ return;
+ }
+ break;
+ case ILL_UNARY_OPCODE_Y1:
+ default:
+ break;
+ }
+ break;
+ case SHL1ADD_RRR_1_OPCODE_Y1:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 1, 0);
+ return;
+ case SHL2ADD_RRR_1_OPCODE_Y1:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 2, 0);
+ return;
+ case SHL3ADD_RRR_1_OPCODE_Y1:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 3, 0);
+ return;
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_1_opcode_y1, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_rrr_3_opcode_y1(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_Y1(bundle);
+ uint8_t rsrcb = get_SrcB_Y1(bundle);
+ uint8_t rdst = get_Dest_Y1(bundle);
+
+ switch (get_RRROpcodeExtension_Y1(bundle)) {
+ case CMPEQ_RRR_3_OPCODE_Y1:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_EQ);
+ return;
+ case CMPNE_RRR_3_OPCODE_Y1:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_NE);
+ return;
+ default:
+ break;
+ }
+
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_3_opcode_y1, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_rrr_5_opcode_y1(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_Y1(bundle);
+ uint8_t rsrcb = get_SrcB_Y1(bundle);
+ uint8_t rdst = get_Dest_Y1(bundle);
+
+ switch (get_RRROpcodeExtension_Y1(bundle)) {
+ case OR_RRR_5_OPCODE_Y1:
+ gen_or(dc, rdst, rsrc, rsrcb);
+ return;
+ case AND_RRR_5_OPCODE_Y1:
+ gen_and(dc, rdst, rsrc, rsrcb);
+ return;
+ case NOR_RRR_5_OPCODE_Y1:
+ gen_nor(dc, rdst, rsrc, rsrcb);
+ return;
+ case XOR_RRR_5_OPCODE_Y1:
+ gen_xor(dc, rdst, rsrc, rsrcb);
+ return;
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_5_opcode_y1, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_ldst0_opcode_y2(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrca = get_SrcA_Y2(bundle);
+ uint8_t rsrcbdst = get_SrcBDest_Y2(bundle);
+
+ switch (get_Mode(bundle)) {
+ case MODE_OPCODE_YA2:
+ gen_ld(dc, rsrcbdst, rsrca, MO_SB);
+ return;
+ case MODE_OPCODE_YC2:
+ gen_st(dc, rsrca, rsrcbdst, MO_UB);
+ return;
+ case MODE_OPCODE_YB2:
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP ldst0_opcode_y2, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_ldst1_opcode_y2(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = (uint8_t)get_SrcA_Y2(bundle);
+ uint8_t rsrcbdst = (uint8_t)get_SrcBDest_Y2(bundle);
+
+ switch (get_Mode(bundle)) {
+ case MODE_OPCODE_YA2:
+ if (rsrcbdst == TILEGX_R_ZERO) {
+ /* Need nothing */
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "prefetch r%d\n", rsrc);
+ return;
+ }
+ gen_ld(dc, rsrcbdst, rsrc, MO_UB);
+ return;
+ case MODE_OPCODE_YB2:
+ gen_ld(dc, rsrcbdst, rsrc, MO_LESL);
+ return;
+ case MODE_OPCODE_YC2:
+ gen_st(dc, rsrc, rsrcbdst, MO_LEUW);
+ return;
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP ldst1_opcode_y2, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_ldst2_opcode_y2(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrca = get_SrcA_Y2(bundle);
+ uint8_t rsrcbdst = get_SrcBDest_Y2(bundle);
+
+ switch (get_Mode(bundle)) {
+ case MODE_OPCODE_YC2:
+ gen_st(dc, rsrca, rsrcbdst, MO_LEUL);
+ return;
+ case MODE_OPCODE_YA2:
+ case MODE_OPCODE_YB2:
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP ldst2_opcode_y2, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_ldst3_opcode_y2(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrca = get_SrcA_Y2(bundle);
+ uint8_t rsrcbdst = get_SrcBDest_Y2(bundle);
+
+ switch (get_Mode(bundle)) {
+ case MODE_OPCODE_YB2:
+ gen_ld(dc, rsrcbdst, rsrca, MO_LEQ);
+ return;
+ case MODE_OPCODE_YC2:
+ gen_st(dc, rsrca, rsrcbdst, MO_LEQ);
+ return;
+ case MODE_OPCODE_YA2:
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP ldst3_opcode_y2, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_bf_opcode_x0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_X0(bundle);
+ uint8_t rdst = get_Dest_X0(bundle);
+ uint8_t start = get_BFStart_X0(bundle);
+ uint8_t end = get_BFEnd_X0(bundle);
+
+ switch (get_BFOpcodeExtension_X0(bundle)) {
+ case BFEXTS_BF_OPCODE_X0:
+ gen_bfexts(dc, rdst, rsrc, start, end);
+ return;
+ case BFEXTU_BF_OPCODE_X0:
+ gen_bfextu(dc, rdst, rsrc, start, end);
+ return;
+ case BFINS_BF_OPCODE_X0:
+ gen_bfins(dc, rdst, rsrc, start, end);
+ return;
+ case MM_BF_OPCODE_X0:
+ default:
+ break;
+ }
+
+ qemu_log_mask(LOG_UNIMP, "UNIMP bf_opcode_x0, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_imm8_opcode_x0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_X0(bundle);
+ uint8_t rdst = get_Dest_X0(bundle);
+ int8_t imm8 = get_Imm8_X0(bundle);
+
+ switch (get_Imm8OpcodeExtension_X0(bundle)) {
+ case ADDI_IMM8_OPCODE_X0:
+ gen_addimm(dc, rdst, rsrc, imm8);
+ return;
+ case ADDXI_IMM8_OPCODE_X0:
+ gen_addximm(dc, rdst, rsrc, imm8);
+ return;
+ case ANDI_IMM8_OPCODE_X0:
+ gen_andi(dc, rdst, rsrc, imm8);
+ return;
+ case CMPEQI_IMM8_OPCODE_X0:
+ gen_cmpeqi(dc, rdst, rsrc, imm8);
+ return;
+ case CMPLTSI_IMM8_OPCODE_X0:
+ gen_cmpltsi(dc, rdst, rsrc, imm8);
+ return;
+ case CMPLTUI_IMM8_OPCODE_X0:
+ gen_cmpltui(dc, rdst, rsrc, imm8);
+ return;
+ case ORI_IMM8_OPCODE_X0:
+ gen_ori(dc, rdst, rsrc, imm8);
+ return;
+ case V1ADDI_IMM8_OPCODE_X0:
+ case V1CMPEQI_IMM8_OPCODE_X0:
+ case V1CMPLTSI_IMM8_OPCODE_X0:
+ case V1CMPLTUI_IMM8_OPCODE_X0:
+ case V1MAXUI_IMM8_OPCODE_X0:
+ case V1MINUI_IMM8_OPCODE_X0:
+ case V2ADDI_IMM8_OPCODE_X0:
+ case V2CMPEQI_IMM8_OPCODE_X0:
+ case V2CMPLTSI_IMM8_OPCODE_X0:
+ case V2CMPLTUI_IMM8_OPCODE_X0:
+ case V2MAXSI_IMM8_OPCODE_X0:
+ case V2MINSI_IMM8_OPCODE_X0:
+ case XORI_IMM8_OPCODE_X0:
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP imm8_opcode_x0, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_rrr_0_opcode_x0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_X0(bundle);
+ uint8_t rsrcb = get_SrcB_X0(bundle);
+ uint8_t rdst = get_Dest_X0(bundle);
+
+ switch (get_RRROpcodeExtension_X0(bundle)) {
+ case ADD_RRR_0_OPCODE_X0:
+ gen_add(dc, rdst, rsrc, rsrcb);
+ return;
+ case ADDXSC_RRR_0_OPCODE_X0:
+ case ADDX_RRR_0_OPCODE_X0:
+ gen_addx(dc, rdst, rsrc, rsrcb);
+ return;
+ case AND_RRR_0_OPCODE_X0:
+ gen_and(dc, rdst, rsrc, rsrcb);
+ return;
+ case CMOVEQZ_RRR_0_OPCODE_X0:
+ gen_cmoveqz(dc, rdst, rsrc, rsrcb);
+ return;
+ case CMOVNEZ_RRR_0_OPCODE_X0:
+ gen_cmovnez(dc, rdst, rsrc, rsrcb);
+ return;
+ case CMPEQ_RRR_0_OPCODE_X0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_EQ);
+ return;
+ case CMPLES_RRR_0_OPCODE_X0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LE);
+ return;
+ case CMPLTS_RRR_0_OPCODE_X0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LT);
+ return;
+ case CMPLTU_RRR_0_OPCODE_X0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LTU);
+ return;
+ case CMPLEU_RRR_0_OPCODE_X0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LEU);
+ return;
+ case CMPNE_RRR_0_OPCODE_X0:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_NE);
+ return;
+ case DBLALIGN_RRR_0_OPCODE_X0:
+ gen_dblalign(dc, rdst, rsrc, rsrcb);
+ return;
+ case MNZ_RRR_0_OPCODE_X0:
+ gen_mnz(dc, rdst, rsrc, rsrcb);
+ return;
+ case MZ_RRR_0_OPCODE_X0:
+ gen_mz(dc, rdst, rsrc, rsrcb);
+ return;
+ case MULX_RRR_0_OPCODE_X0:
+ gen_mulx(dc, rdst, rsrc, rsrcb);
+ return;
+ case MULA_HU_LU_RRR_0_OPCODE_X0:
+ gen_mula_hu_lu(dc, rdst, rsrc, rsrcb);
+ return;
+ case MULA_LU_LU_RRR_0_OPCODE_X0:
+ gen_mula_lu_lu(dc, rdst, rsrc, rsrcb);
+ return;
+ case MUL_HU_LU_RRR_0_OPCODE_X0:
+ gen_mul_hu_lu(dc, rdst, rsrc, rsrcb);
+ return;
+ case NOR_RRR_0_OPCODE_X0:
+ gen_nor(dc, rdst, rsrc, rsrcb);
+ return;
+ case OR_RRR_0_OPCODE_X0:
+ gen_or(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHL_RRR_0_OPCODE_X0:
+ gen_shl(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHL1ADDX_RRR_0_OPCODE_X0:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 1, 1);
+ return;
+ case SHL1ADD_RRR_0_OPCODE_X0:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 1, 0);
+ return;
+ case SHL2ADDX_RRR_0_OPCODE_X0:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 2, 1);
+ return;
+ case SHL2ADD_RRR_0_OPCODE_X0:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 2, 0);
+ return;
+ case SHL3ADDX_RRR_0_OPCODE_X0:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 3, 1);
+ return;
+ case SHL3ADD_RRR_0_OPCODE_X0:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 3, 0);
+ return;
+ case SHLX_RRR_0_OPCODE_X0:
+ gen_shlx(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHRS_RRR_0_OPCODE_X0:
+ gen_shrs(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHRUX_RRR_0_OPCODE_X0:
+ gen_shrux(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHRU_RRR_0_OPCODE_X0:
+ gen_shru(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHUFFLEBYTES_RRR_0_OPCODE_X0:
+ gen_shufflebytes(dc, rdst, rsrc, rsrcb);
+ return;
+ case SUBX_RRR_0_OPCODE_X0:
+ gen_subx(dc, rdst, rsrc, rsrcb);
+ return;
+ case SUB_RRR_0_OPCODE_X0:
+ gen_sub(dc, rdst, rsrc, rsrcb);
+ return;
+ case UNARY_RRR_0_OPCODE_X0:
+ switch (get_UnaryOpcodeExtension_X0(bundle)) {
+ case CNTLZ_UNARY_OPCODE_X0:
+ gen_cntlz(dc, rdst, rsrc);
+ return;
+ case CNTTZ_UNARY_OPCODE_X0:
+ gen_cnttz(dc, rdst, rsrc);
+ return;
+ case FNOP_UNARY_OPCODE_X0:
+ case NOP_UNARY_OPCODE_X0:
+ if (!rsrc && !rdst) {
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "(f)nop\n");
+ return;
+ }
+ break;
+ case FSINGLE_PACK1_UNARY_OPCODE_X0:
+ case PCNT_UNARY_OPCODE_X0:
+ case REVBITS_UNARY_OPCODE_X0:
+ case REVBYTES_UNARY_OPCODE_X0:
+ case TBLIDXB0_UNARY_OPCODE_X0:
+ case TBLIDXB1_UNARY_OPCODE_X0:
+ case TBLIDXB2_UNARY_OPCODE_X0:
+ case TBLIDXB3_UNARY_OPCODE_X0:
+ default:
+ break;
+ }
+ break;
+ case V1INT_L_RRR_0_OPCODE_X0:
+ gen_v1int_l(dc, rdst, rsrc, rsrcb);
+ return;
+ case V4INT_L_RRR_0_OPCODE_X0:
+ gen_v4int_l(dc, rdst, rsrc, rsrcb);
+ return;
+ case XOR_RRR_0_OPCODE_X0:
+ gen_xor(dc, rdst, rsrc, rsrcb);
+ return;
+ case CMULAF_RRR_0_OPCODE_X0:
+ case CMULA_RRR_0_OPCODE_X0:
+ case CMULFR_RRR_0_OPCODE_X0:
+ case CMULF_RRR_0_OPCODE_X0:
+ case CMULHR_RRR_0_OPCODE_X0:
+ case CMULH_RRR_0_OPCODE_X0:
+ case CMUL_RRR_0_OPCODE_X0:
+ case CRC32_32_RRR_0_OPCODE_X0:
+ case CRC32_8_RRR_0_OPCODE_X0:
+ case DBLALIGN2_RRR_0_OPCODE_X0:
+ case DBLALIGN4_RRR_0_OPCODE_X0:
+ case DBLALIGN6_RRR_0_OPCODE_X0:
+ case FDOUBLE_ADDSUB_RRR_0_OPCODE_X0:
+ case FDOUBLE_ADD_FLAGS_RRR_0_OPCODE_X0:
+ case FDOUBLE_MUL_FLAGS_RRR_0_OPCODE_X0:
+ case FDOUBLE_PACK1_RRR_0_OPCODE_X0:
+ case FDOUBLE_PACK2_RRR_0_OPCODE_X0:
+ case FDOUBLE_SUB_FLAGS_RRR_0_OPCODE_X0:
+ case FDOUBLE_UNPACK_MAX_RRR_0_OPCODE_X0:
+ case FDOUBLE_UNPACK_MIN_RRR_0_OPCODE_X0:
+ case FSINGLE_ADD1_RRR_0_OPCODE_X0:
+ case FSINGLE_ADDSUB2_RRR_0_OPCODE_X0:
+ case FSINGLE_MUL1_RRR_0_OPCODE_X0:
+ case FSINGLE_MUL2_RRR_0_OPCODE_X0:
+ case FSINGLE_PACK2_RRR_0_OPCODE_X0:
+ case FSINGLE_SUB1_RRR_0_OPCODE_X0:
+ case MULAX_RRR_0_OPCODE_X0:
+ case MULA_HS_HS_RRR_0_OPCODE_X0:
+ case MULA_HS_HU_RRR_0_OPCODE_X0:
+ case MULA_HS_LS_RRR_0_OPCODE_X0:
+ case MULA_HS_LU_RRR_0_OPCODE_X0:
+ case MULA_HU_HU_RRR_0_OPCODE_X0:
+ case MULA_HU_LS_RRR_0_OPCODE_X0:
+ case MULA_LS_LS_RRR_0_OPCODE_X0:
+ case MULA_LS_LU_RRR_0_OPCODE_X0:
+ case MUL_HS_HS_RRR_0_OPCODE_X0:
+ case MUL_HS_HU_RRR_0_OPCODE_X0:
+ case MUL_HS_LS_RRR_0_OPCODE_X0:
+ case MUL_HS_LU_RRR_0_OPCODE_X0:
+ case MUL_HU_HU_RRR_0_OPCODE_X0:
+ case MUL_HU_LS_RRR_0_OPCODE_X0:
+ case MUL_LS_LS_RRR_0_OPCODE_X0:
+ case MUL_LS_LU_RRR_0_OPCODE_X0:
+ case MUL_LU_LU_RRR_0_OPCODE_X0:
+ case ROTL_RRR_0_OPCODE_X0:
+ case SUBXSC_RRR_0_OPCODE_X0:
+ case V1ADDUC_RRR_0_OPCODE_X0:
+ case V1ADD_RRR_0_OPCODE_X0:
+ case V1ADIFFU_RRR_0_OPCODE_X0:
+ case V1AVGU_RRR_0_OPCODE_X0:
+ case V1CMPEQ_RRR_0_OPCODE_X0:
+ case V1CMPLES_RRR_0_OPCODE_X0:
+ case V1CMPLEU_RRR_0_OPCODE_X0:
+ case V1CMPLTS_RRR_0_OPCODE_X0:
+ case V1CMPLTU_RRR_0_OPCODE_X0:
+ case V1CMPNE_RRR_0_OPCODE_X0:
+ case V1DDOTPUSA_RRR_0_OPCODE_X0:
+ case V1DDOTPUS_RRR_0_OPCODE_X0:
+ case V1DOTPA_RRR_0_OPCODE_X0:
+ case V1DOTPUSA_RRR_0_OPCODE_X0:
+ case V1DOTPUS_RRR_0_OPCODE_X0:
+ case V1DOTP_RRR_0_OPCODE_X0:
+ case V1MAXU_RRR_0_OPCODE_X0:
+ case V1MINU_RRR_0_OPCODE_X0:
+ case V1MNZ_RRR_0_OPCODE_X0:
+ case V1MULTU_RRR_0_OPCODE_X0:
+ case V1MULUS_RRR_0_OPCODE_X0:
+ case V1MULU_RRR_0_OPCODE_X0:
+ case V1MZ_RRR_0_OPCODE_X0:
+ case V1SADAU_RRR_0_OPCODE_X0:
+ case V1SADU_RRR_0_OPCODE_X0:
+ case V1SHL_RRR_0_OPCODE_X0:
+ case V1SHRS_RRR_0_OPCODE_X0:
+ case V1SHRU_RRR_0_OPCODE_X0:
+ case V1SUBUC_RRR_0_OPCODE_X0:
+ case V1SUB_RRR_0_OPCODE_X0:
+ case V1INT_H_RRR_0_OPCODE_X0:
+ case V2INT_H_RRR_0_OPCODE_X0:
+ case V2INT_L_RRR_0_OPCODE_X0:
+ case V4INT_H_RRR_0_OPCODE_X0:
+ case V2ADDSC_RRR_0_OPCODE_X0:
+ case V2ADD_RRR_0_OPCODE_X0:
+ case V2ADIFFS_RRR_0_OPCODE_X0:
+ case V2AVGS_RRR_0_OPCODE_X0:
+ case V2CMPEQ_RRR_0_OPCODE_X0:
+ case V2CMPLES_RRR_0_OPCODE_X0:
+ case V2CMPLEU_RRR_0_OPCODE_X0:
+ case V2CMPLTS_RRR_0_OPCODE_X0:
+ case V2CMPLTU_RRR_0_OPCODE_X0:
+ case V2CMPNE_RRR_0_OPCODE_X0:
+ case V2DOTPA_RRR_0_OPCODE_X0:
+ case V2DOTP_RRR_0_OPCODE_X0:
+ case V2MAXS_RRR_0_OPCODE_X0:
+ case V2MINS_RRR_0_OPCODE_X0:
+ case V2MNZ_RRR_0_OPCODE_X0:
+ case V2MULFSC_RRR_0_OPCODE_X0:
+ case V2MULS_RRR_0_OPCODE_X0:
+ case V2MULTS_RRR_0_OPCODE_X0:
+ case V2MZ_RRR_0_OPCODE_X0:
+ case V2PACKH_RRR_0_OPCODE_X0:
+ case V2PACKL_RRR_0_OPCODE_X0:
+ case V2PACKUC_RRR_0_OPCODE_X0:
+ case V2SADAS_RRR_0_OPCODE_X0:
+ case V2SADAU_RRR_0_OPCODE_X0:
+ case V2SADS_RRR_0_OPCODE_X0:
+ case V2SADU_RRR_0_OPCODE_X0:
+ case V2SHLSC_RRR_0_OPCODE_X0:
+ case V2SHL_RRR_0_OPCODE_X0:
+ case V2SHRS_RRR_0_OPCODE_X0:
+ case V2SHRU_RRR_0_OPCODE_X0:
+ case V2SUBSC_RRR_0_OPCODE_X0:
+ case V2SUB_RRR_0_OPCODE_X0:
+ case V4ADDSC_RRR_0_OPCODE_X0:
+ case V4ADD_RRR_0_OPCODE_X0:
+ case V4PACKSC_RRR_0_OPCODE_X0:
+ case V4SHLSC_RRR_0_OPCODE_X0:
+ case V4SHL_RRR_0_OPCODE_X0:
+ case V4SHRS_RRR_0_OPCODE_X0:
+ case V4SHRU_RRR_0_OPCODE_X0:
+ case V4SUBSC_RRR_0_OPCODE_X0:
+ case V4SUB_RRR_0_OPCODE_X0:
+ case V1DDOTPUA_RRR_0_OPCODE_X0:
+ case V1DDOTPU_RRR_0_OPCODE_X0:
+ case V1DOTPUA_RRR_0_OPCODE_X0:
+ case V1DOTPU_RRR_0_OPCODE_X0:
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_0_opcode_x0, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_shift_opcode_x0(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_X0(bundle);
+ uint8_t rdst = get_Dest_X0(bundle);
+ uint8_t shamt = get_ShAmt_X0(bundle);
+
+ switch (get_ShiftOpcodeExtension_X0(bundle)) {
+ case SHLI_SHIFT_OPCODE_X0:
+ gen_shli(dc, rdst, rsrc, shamt);
+ return;
+ case SHLXI_SHIFT_OPCODE_X0:
+ gen_shlxi(dc, rdst, rsrc, shamt);
+ return;
+ case SHRSI_SHIFT_OPCODE_X0:
+ gen_shrsi(dc, rdst, rsrc, shamt);
+ return;
+ case SHRUI_SHIFT_OPCODE_X0:
+ gen_shrui(dc, rdst, rsrc, shamt);
+ return;
+ case SHRUXI_SHIFT_OPCODE_X0:
+ gen_shruxi(dc, rdst, rsrc, shamt);
+ return;
+ case ROTLI_SHIFT_OPCODE_X0:
+ case V1SHLI_SHIFT_OPCODE_X0:
+ case V1SHRSI_SHIFT_OPCODE_X0:
+ case V1SHRUI_SHIFT_OPCODE_X0:
+ case V2SHLI_SHIFT_OPCODE_X0:
+ case V2SHRSI_SHIFT_OPCODE_X0:
+ case V2SHRUI_SHIFT_OPCODE_X0:
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP shift_opcode_x0, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_branch_opcode_x1(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t src = get_SrcA_X1(bundle);
+ int32_t off = sign_extend(get_BrOff_X1(bundle), 17);
+
+ switch (get_BrType_X1(bundle)) {
+ case BEQZT_BRANCH_OPCODE_X1:
+ case BEQZ_BRANCH_OPCODE_X1:
+ gen_b(dc, src, off, TCG_COND_EQ);
+ return;
+ case BNEZT_BRANCH_OPCODE_X1:
+ case BNEZ_BRANCH_OPCODE_X1:
+ gen_b(dc, src, off, TCG_COND_NE);
+ return;
+ case BLBCT_BRANCH_OPCODE_X1:
+ case BLBC_BRANCH_OPCODE_X1:
+ gen_blbc(dc, src, off);
+ return;
+ case BLBST_BRANCH_OPCODE_X1:
+ case BLBS_BRANCH_OPCODE_X1:
+ gen_blbs(dc, src, off);
+ return;
+ case BLEZT_BRANCH_OPCODE_X1:
+ case BLEZ_BRANCH_OPCODE_X1:
+ gen_b(dc, src, off, TCG_COND_LE);
+ return;
+ case BLTZT_BRANCH_OPCODE_X1:
+ case BLTZ_BRANCH_OPCODE_X1:
+ gen_b(dc, src, off, TCG_COND_LT);
+ return;
+ case BGEZT_BRANCH_OPCODE_X1:
+ case BGEZ_BRANCH_OPCODE_X1:
+ case BGTZT_BRANCH_OPCODE_X1:
+ case BGTZ_BRANCH_OPCODE_X1:
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP branch_opcode_x1, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_imm8_opcode_x1(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_X1(bundle);
+ uint8_t rdst = get_Dest_X1(bundle);
+ int8_t imm8 = get_Imm8_X1(bundle);
+ uint8_t rsrcb = get_SrcB_X1(bundle);
+ int8_t dimm8 = get_Dest_Imm8_X1(bundle);
+
+ switch (get_Imm8OpcodeExtension_X1(bundle)) {
+ case ADDI_IMM8_OPCODE_X1:
+ gen_addimm(dc, rdst, rsrc, imm8);
+ return;
+ case ADDXI_IMM8_OPCODE_X1:
+ gen_addximm(dc, rdst, rsrc, imm8);
+ return;
+ case ANDI_IMM8_OPCODE_X1:
+ gen_andi(dc, rdst, rsrc, imm8);
+ return;
+ case CMPEQI_IMM8_OPCODE_X1:
+ gen_cmpeqi(dc, rdst, rsrc, imm8);
+ return;
+ case CMPLTSI_IMM8_OPCODE_X1:
+ gen_cmpltsi(dc, rdst, rsrc, imm8);
+ return;
+ case CMPLTUI_IMM8_OPCODE_X1:
+ gen_cmpltui(dc, rdst, rsrc, imm8);
+ return;
+ case LD1S_ADD_IMM8_OPCODE_X1:
+ gen_ld_add(dc, rdst, rsrc, imm8, MO_SB);
+ return;
+ case LD1U_ADD_IMM8_OPCODE_X1:
+ gen_ld_add(dc, rdst, rsrc, imm8, MO_UB);
+ return;
+ case LD2S_ADD_IMM8_OPCODE_X1:
+ gen_ld_add(dc, rdst, rsrc, imm8, MO_LESW);
+ return;
+ case LD2U_ADD_IMM8_OPCODE_X1:
+ gen_ld_add(dc, rdst, rsrc, imm8, MO_LEUW);
+ return;
+ case LD4S_ADD_IMM8_OPCODE_X1:
+ gen_ld_add(dc, rdst, rsrc, imm8, MO_LESL);
+ return;
+ case LD4U_ADD_IMM8_OPCODE_X1:
+ gen_ld_add(dc, rdst, rsrc, imm8, MO_LEUL);
+ return;
+ case LD_ADD_IMM8_OPCODE_X1:
+ gen_ld_add(dc, rdst, rsrc, imm8, MO_LEQ);
+ return;
+ case MFSPR_IMM8_OPCODE_X1:
+ gen_mfspr(dc, rdst, get_MF_Imm14_X1(bundle));
+ return;
+ case MTSPR_IMM8_OPCODE_X1:
+ gen_mtspr(dc, rsrc, get_MT_Imm14_X1(bundle));
+ return;
+ case ORI_IMM8_OPCODE_X1:
+ gen_ori(dc, rdst, rsrc, imm8);
+ return;
+ case ST_ADD_IMM8_OPCODE_X1:
+ gen_st_add(dc, rsrc, rsrcb, dimm8, MO_LEQ);
+ return;
+ case ST1_ADD_IMM8_OPCODE_X1:
+ gen_st_add(dc, rsrc, rsrcb, dimm8, MO_UB);
+ return;
+ case ST2_ADD_IMM8_OPCODE_X1:
+ gen_st_add(dc, rsrc, rsrcb, dimm8, MO_LEUW);
+ return;
+ case ST4_ADD_IMM8_OPCODE_X1:
+ gen_st_add(dc, rsrc, rsrcb, dimm8, MO_LEUL);
+ return;
+ case V1CMPEQI_IMM8_OPCODE_X1:
+ gen_v1cmpeqi(dc, rdst, rsrc, imm8);
+ return;
+ case LDNT1S_ADD_IMM8_OPCODE_X1:
+ case LDNT1U_ADD_IMM8_OPCODE_X1:
+ case LDNT2S_ADD_IMM8_OPCODE_X1:
+ case LDNT2U_ADD_IMM8_OPCODE_X1:
+ case LDNT4S_ADD_IMM8_OPCODE_X1:
+ case LDNT4U_ADD_IMM8_OPCODE_X1:
+ case LDNT_ADD_IMM8_OPCODE_X1:
+ case LWNA_ADD_IMM8_OPCODE_X1:
+ case STNT1_ADD_IMM8_OPCODE_X1:
+ case STNT2_ADD_IMM8_OPCODE_X1:
+ case STNT4_ADD_IMM8_OPCODE_X1:
+ case STNT_ADD_IMM8_OPCODE_X1:
+ case V1ADDI_IMM8_OPCODE_X1:
+ case V1CMPLTSI_IMM8_OPCODE_X1:
+ case V1CMPLTUI_IMM8_OPCODE_X1:
+ case V1MAXUI_IMM8_OPCODE_X1:
+ case V1MINUI_IMM8_OPCODE_X1:
+ case V2ADDI_IMM8_OPCODE_X1:
+ case V2CMPEQI_IMM8_OPCODE_X1:
+ case V2CMPLTSI_IMM8_OPCODE_X1:
+ case V2CMPLTUI_IMM8_OPCODE_X1:
+ case V2MAXSI_IMM8_OPCODE_X1:
+ case V2MINSI_IMM8_OPCODE_X1:
+ case XORI_IMM8_OPCODE_X1:
+ default:
+ qemu_log_mask(LOG_UNIMP, "UNIMP opcode ext: %u\n",
+ get_Imm8OpcodeExtension_X1(bundle));
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP imm8_opcode_x1, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_jump_opcode_x1(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ int off = sign_extend(get_JumpOff_X1(bundle), 27);
+
+ switch (get_JumpOpcodeExtension_X1(bundle)) {
+ case JAL_JUMP_OPCODE_X1:
+ gen_jal(dc, off);
+ return;
+ case J_JUMP_OPCODE_X1:
+ gen_j(dc, off);
+ return;
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP jump_opcode_x1, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_rrr_0_opcode_x1(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_X1(bundle);
+ uint8_t rsrcb = get_SrcB_X1(bundle);
+ uint8_t rdst = get_Dest_X1(bundle);
+
+ switch (get_RRROpcodeExtension_X1(bundle)) {
+ case ADDX_RRR_0_OPCODE_X1:
+ case ADDXSC_RRR_0_OPCODE_X1:
+ gen_addx(dc, rdst, rsrc, rsrcb);
+ return;
+ case ADD_RRR_0_OPCODE_X1:
+ gen_add(dc, rdst, rsrc, rsrcb);
+ return;
+ case AND_RRR_0_OPCODE_X1:
+ gen_and(dc, rdst, rsrc, rsrcb);
+ return;
+ case CMPEQ_RRR_0_OPCODE_X1:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_EQ);
+ return;
+ case CMPLES_RRR_0_OPCODE_X1:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LE);
+ return;
+ case CMPLEU_RRR_0_OPCODE_X1:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LEU);
+ return;
+ case CMPEXCH4_RRR_0_OPCODE_X1:
+ gen_exch(dc, rdst, rsrc, rsrcb, TILEGX_EXCP_OPCODE_CMPEXCH4);
+ return;
+ case CMPEXCH_RRR_0_OPCODE_X1:
+ gen_exch(dc, rdst, rsrc, rsrcb, TILEGX_EXCP_OPCODE_CMPEXCH);
+ return;
+ case CMPLTS_RRR_0_OPCODE_X1:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LT);
+ return;
+ case CMPLTU_RRR_0_OPCODE_X1:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_LTU);
+ return;
+ case EXCH4_RRR_0_OPCODE_X1:
+ gen_exch(dc, rdst, rsrc, rsrcb, TILEGX_EXCP_OPCODE_EXCH4);
+ return;
+ case EXCH_RRR_0_OPCODE_X1:
+ gen_exch(dc, rdst, rsrc, rsrcb, TILEGX_EXCP_OPCODE_EXCH);
+ return;
+ case MZ_RRR_0_OPCODE_X1:
+ gen_mz(dc, rdst, rsrc, rsrcb);
+ return;
+ case MNZ_RRR_0_OPCODE_X1:
+ gen_mnz(dc, rdst, rsrc, rsrcb);
+ return;
+ case NOR_RRR_0_OPCODE_X1:
+ gen_nor(dc, rdst, rsrc, rsrcb);
+ return;
+ case OR_RRR_0_OPCODE_X1:
+ gen_or(dc, rdst, rsrc, rsrcb);
+ return;
+ case CMPNE_RRR_0_OPCODE_X1:
+ gen_cmp(dc, rdst, rsrc, rsrcb, TCG_COND_NE);
+ return;
+ case SHL1ADDX_RRR_0_OPCODE_X1:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 1, 1);
+ return;
+ case SHL1ADD_RRR_0_OPCODE_X1:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 1, 0);
+ return;
+ case SHL2ADDX_RRR_0_OPCODE_X1:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 2, 1);
+ return;
+ case SHL2ADD_RRR_0_OPCODE_X1:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 2, 0);
+ return;
+ case SHL3ADDX_RRR_0_OPCODE_X1:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 3, 1);
+ return;
+ case SHL3ADD_RRR_0_OPCODE_X1:
+ gen_shladd(dc, rdst, rsrc, rsrcb, 3, 0);
+ return;
+ case SHLX_RRR_0_OPCODE_X1:
+ gen_shlx(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHL_RRR_0_OPCODE_X1:
+ gen_shl(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHRS_RRR_0_OPCODE_X1:
+ gen_shrs(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHRUX_RRR_0_OPCODE_X1:
+ gen_shrux(dc, rdst, rsrc, rsrcb);
+ return;
+ case SHRU_RRR_0_OPCODE_X1:
+ gen_shru(dc, rdst, rsrc, rsrcb);
+ return;
+ case ST1_RRR_0_OPCODE_X1:
+ if (!rdst) {
+ gen_st(dc, rsrc, rsrcb, MO_UB);
+ return;
+ }
+ break;
+ case ST2_RRR_0_OPCODE_X1:
+ if (!rdst) {
+ gen_st(dc, rsrc, rsrcb, MO_LEUW);
+ return;
+ }
+ break;
+ case ST4_RRR_0_OPCODE_X1:
+ if (!rdst) {
+ gen_st(dc, rsrc, rsrcb, MO_LEUL);
+ return;
+ }
+ break;
+ case ST_RRR_0_OPCODE_X1:
+ if (!rdst) {
+ gen_st(dc, rsrc, rsrcb, MO_LEQ);
+ return;
+ }
+ break;
+ case SUB_RRR_0_OPCODE_X1:
+ gen_sub(dc, rdst, rsrc, rsrcb);
+ return;
+ case SUBX_RRR_0_OPCODE_X1:
+ gen_subx(dc, rdst, rsrc, rsrcb);
+ return;
+ case UNARY_RRR_0_OPCODE_X1:
+ switch (get_UnaryOpcodeExtension_X1(bundle)) {
+ case NOP_UNARY_OPCODE_X1:
+ case FNOP_UNARY_OPCODE_X1:
+ if (!rdst && !rsrc) {
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, "(f)nop\n");
+ return;
+ }
+ break;
+ case JALRP_UNARY_OPCODE_X1:
+ case JALR_UNARY_OPCODE_X1:
+ if (!rdst) {
+ gen_jalr(dc, rsrc);
+ return;
+ }
+ break;
+ case JRP_UNARY_OPCODE_X1:
+ case JR_UNARY_OPCODE_X1:
+ if (!rdst) {
+ gen_jr(dc, rsrc);
+ return;
+ }
+ break;
+ case LD1S_UNARY_OPCODE_X1:
+ gen_ld(dc, rdst, rsrc, MO_SB);
+ return;
+ case LD1U_UNARY_OPCODE_X1:
+ gen_ld(dc, rdst, rsrc, MO_UB);
+ return;
+ case LD2S_UNARY_OPCODE_X1:
+ gen_ld(dc, rdst, rsrc, MO_LESW);
+ return;
+ case LD2U_UNARY_OPCODE_X1:
+ gen_ld(dc, rdst, rsrc, MO_LEUW);
+ return;
+ case LD4U_UNARY_OPCODE_X1:
+ gen_ld(dc, rdst, rsrc, MO_LEUL);
+ return;
+ case LD4S_UNARY_OPCODE_X1:
+ gen_ld(dc, rdst, rsrc, MO_LESL);
+ return;
+ case LDNA_UNARY_OPCODE_X1:
+ case LD_UNARY_OPCODE_X1:
+ gen_ld(dc, rdst, rsrc, MO_LEQ);
+ return;
+ case LNK_UNARY_OPCODE_X1:
+ if (!rsrc) {
+ gen_lnk(dc, rdst);
+ return;
+ }
+ break;
+ case MF_UNARY_OPCODE_X1:
+ if (!rdst && !rsrc) {
+ gen_mf(dc);
+ return;
+ }
+ case SWINT1_UNARY_OPCODE_X1:
+ if (!rsrc && !rdst) {
+ gen_swint1(dc);
+ return;
+ }
+ break;
+ case WH64_UNARY_OPCODE_X1:
+ if (!rdst) {
+ gen_wh64(dc, rsrc);
+ return;
+ }
+ break;
+ case DRAIN_UNARY_OPCODE_X1:
+ case DTLBPR_UNARY_OPCODE_X1:
+ case FINV_UNARY_OPCODE_X1:
+ case FLUSHWB_UNARY_OPCODE_X1:
+ case FLUSH_UNARY_OPCODE_X1:
+ case ICOH_UNARY_OPCODE_X1:
+ case ILL_UNARY_OPCODE_X1:
+ case INV_UNARY_OPCODE_X1:
+ case IRET_UNARY_OPCODE_X1:
+ case LDNT1S_UNARY_OPCODE_X1:
+ case LDNT1U_UNARY_OPCODE_X1:
+ case LDNT2S_UNARY_OPCODE_X1:
+ case LDNT2U_UNARY_OPCODE_X1:
+ case LDNT4S_UNARY_OPCODE_X1:
+ case LDNT4U_UNARY_OPCODE_X1:
+ case LDNT_UNARY_OPCODE_X1:
+ case NAP_UNARY_OPCODE_X1:
+ case SWINT0_UNARY_OPCODE_X1:
+ case SWINT2_UNARY_OPCODE_X1:
+ case SWINT3_UNARY_OPCODE_X1:
+ default:
+ break;
+ }
+ break;
+ case V1INT_L_RRR_0_OPCODE_X1:
+ gen_v1int_l(dc, rdst, rsrc, rsrcb);
+ return;
+ case V4INT_L_RRR_0_OPCODE_X1:
+ gen_v4int_l(dc, rdst, rsrc, rsrcb);
+ return;
+ case XOR_RRR_0_OPCODE_X1:
+ gen_xor(dc, rdst, rsrc, rsrcb);
+ return;
+ case DBLALIGN2_RRR_0_OPCODE_X1:
+ case DBLALIGN4_RRR_0_OPCODE_X1:
+ case DBLALIGN6_RRR_0_OPCODE_X1:
+ case FETCHADD4_RRR_0_OPCODE_X1:
+ case FETCHADDGEZ4_RRR_0_OPCODE_X1:
+ case FETCHADDGEZ_RRR_0_OPCODE_X1:
+ case FETCHADD_RRR_0_OPCODE_X1:
+ case FETCHAND4_RRR_0_OPCODE_X1:
+ case FETCHAND_RRR_0_OPCODE_X1:
+ case FETCHOR4_RRR_0_OPCODE_X1:
+ case FETCHOR_RRR_0_OPCODE_X1:
+ case ROTL_RRR_0_OPCODE_X1:
+ case STNT1_RRR_0_OPCODE_X1:
+ case STNT2_RRR_0_OPCODE_X1:
+ case STNT4_RRR_0_OPCODE_X1:
+ case STNT_RRR_0_OPCODE_X1:
+ case SUBXSC_RRR_0_OPCODE_X1:
+ case V1INT_H_RRR_0_OPCODE_X1:
+ case V2INT_H_RRR_0_OPCODE_X1:
+ case V2INT_L_RRR_0_OPCODE_X1:
+ case V4INT_H_RRR_0_OPCODE_X1:
+ case V1ADDUC_RRR_0_OPCODE_X1:
+ case V1ADD_RRR_0_OPCODE_X1:
+ case V1CMPEQ_RRR_0_OPCODE_X1:
+ case V1CMPLES_RRR_0_OPCODE_X1:
+ case V1CMPLEU_RRR_0_OPCODE_X1:
+ case V1CMPLTS_RRR_0_OPCODE_X1:
+ case V1CMPLTU_RRR_0_OPCODE_X1:
+ case V1CMPNE_RRR_0_OPCODE_X1:
+ case V1MAXU_RRR_0_OPCODE_X1:
+ case V1MINU_RRR_0_OPCODE_X1:
+ case V1MNZ_RRR_0_OPCODE_X1:
+ case V1MZ_RRR_0_OPCODE_X1:
+ case V1SHL_RRR_0_OPCODE_X1:
+ case V1SHRS_RRR_0_OPCODE_X1:
+ case V1SHRU_RRR_0_OPCODE_X1:
+ case V1SUBUC_RRR_0_OPCODE_X1:
+ case V1SUB_RRR_0_OPCODE_X1:
+ case V2ADDSC_RRR_0_OPCODE_X1:
+ case V2ADD_RRR_0_OPCODE_X1:
+ case V2CMPEQ_RRR_0_OPCODE_X1:
+ case V2CMPLES_RRR_0_OPCODE_X1:
+ case V2CMPLEU_RRR_0_OPCODE_X1:
+ case V2CMPLTS_RRR_0_OPCODE_X1:
+ case V2CMPLTU_RRR_0_OPCODE_X1:
+ case V2CMPNE_RRR_0_OPCODE_X1:
+ case V2MAXS_RRR_0_OPCODE_X1:
+ case V2MINS_RRR_0_OPCODE_X1:
+ case V2MNZ_RRR_0_OPCODE_X1:
+ case V2MZ_RRR_0_OPCODE_X1:
+ case V2PACKH_RRR_0_OPCODE_X1:
+ case V2PACKL_RRR_0_OPCODE_X1:
+ case V2PACKUC_RRR_0_OPCODE_X1:
+ case V2SHLSC_RRR_0_OPCODE_X1:
+ case V2SHL_RRR_0_OPCODE_X1:
+ case V2SHRS_RRR_0_OPCODE_X1:
+ case V2SHRU_RRR_0_OPCODE_X1:
+ case V2SUBSC_RRR_0_OPCODE_X1:
+ case V2SUB_RRR_0_OPCODE_X1:
+ case V4ADDSC_RRR_0_OPCODE_X1:
+ case V4ADD_RRR_0_OPCODE_X1:
+ case V4PACKSC_RRR_0_OPCODE_X1:
+ case V4SHLSC_RRR_0_OPCODE_X1:
+ case V4SHL_RRR_0_OPCODE_X1:
+ case V4SHRS_RRR_0_OPCODE_X1:
+ case V4SHRU_RRR_0_OPCODE_X1:
+ case V4SUBSC_RRR_0_OPCODE_X1:
+ case V4SUB_RRR_0_OPCODE_X1:
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP rrr_0_opcode_x1, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_shift_opcode_x1(struct DisasContext *dc,
+ tilegx_bundle_bits bundle)
+{
+ uint8_t rsrc = get_SrcA_X1(bundle);
+ uint8_t rdst = get_Dest_X1(bundle);
+ uint8_t shamt = get_ShAmt_X1(bundle);
+
+ switch (get_ShiftOpcodeExtension_X1(bundle)) {
+ case SHLI_SHIFT_OPCODE_X1:
+ gen_shli(dc, rdst, rsrc, shamt);
+ return;
+ case SHLXI_SHIFT_OPCODE_X1:
+ gen_shlxi(dc, rdst, rsrc, shamt);
+ return;
+ case SHRSI_SHIFT_OPCODE_X1:
+ gen_shrsi(dc, rdst, rsrc, shamt);
+ return;
+ case SHRUI_SHIFT_OPCODE_X1:
+ gen_shrui(dc, rdst, rsrc, shamt);
+ return;
+ case SHRUXI_SHIFT_OPCODE_X1:
+ gen_shruxi(dc, rdst, rsrc, shamt);
+ return;
+ case ROTLI_SHIFT_OPCODE_X1:
+ case V1SHLI_SHIFT_OPCODE_X1:
+ case V1SHRSI_SHIFT_OPCODE_X1:
+ case V1SHRUI_SHIFT_OPCODE_X1:
+ case V2SHLI_SHIFT_OPCODE_X1:
+ case V2SHRSI_SHIFT_OPCODE_X1:
+ case V2SHRUI_SHIFT_OPCODE_X1:
+ default:
+ break;
+ }
+ qemu_log_mask(LOG_UNIMP, "UNIMP shift_opcode_x1, [" FMT64X "]\n", bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+}
+
+static void decode_y0(struct DisasContext *dc, tilegx_bundle_bits bundle)
+{
+ unsigned int opcode = get_Opcode_Y0(bundle);
+ uint8_t rsrc = get_SrcA_Y0(bundle);
+ uint8_t rdst = get_Dest_Y0(bundle);
+ int8_t imm8 = get_Imm8_Y0(bundle);
+
+ dc->tmp_regcur = dc->tmp_regs + 0;
+
+ switch (opcode) {
+ case ADDI_OPCODE_Y0:
+ gen_addimm(dc, rdst, rsrc, imm8);
+ return;
+ case ADDXI_OPCODE_Y0:
+ gen_addximm(dc, rdst, rsrc, imm8);
+ return;
+ case ANDI_OPCODE_Y0:
+ gen_andi(dc, rdst, rsrc, imm8);
+ return;
+ case CMPEQI_OPCODE_Y0:
+ gen_cmpeqi(dc, rdst, rsrc, imm8);
+ return;
+ case CMPLTSI_OPCODE_Y0:
+ gen_cmpltsi(dc, rdst, rsrc, imm8);
+ return;
+ case RRR_0_OPCODE_Y0:
+ decode_rrr_0_opcode_y0(dc, bundle);
+ return;
+ case RRR_1_OPCODE_Y0:
+ decode_rrr_1_opcode_y0(dc, bundle);
+ return;
+ case RRR_2_OPCODE_Y0:
+ decode_rrr_2_opcode_y0(dc, bundle);
+ return;
+ case RRR_3_OPCODE_Y0:
+ decode_rrr_3_opcode_y0(dc, bundle);
+ return;
+ case RRR_4_OPCODE_Y0:
+ decode_rrr_4_opcode_y0(dc, bundle);
+ return;
+ case RRR_5_OPCODE_Y0:
+ decode_rrr_5_opcode_y0(dc, bundle);
+ return;
+ case RRR_6_OPCODE_Y0:
+ decode_rrr_6_opcode_y0(dc, bundle);
+ return;
+ case SHIFT_OPCODE_Y0:
+ decode_shift_opcode_y0(dc, bundle);
+ return;
+ case RRR_7_OPCODE_Y0:
+ case RRR_8_OPCODE_Y0:
+ case RRR_9_OPCODE_Y0:
+ default:
+ qemu_log_mask(LOG_UNIMP,
+ "UNIMP y0, opcode %d, bundle [" FMT64X "]\n",
+ opcode, bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+ return;
+ }
+}
+
+static void decode_y1(struct DisasContext *dc, tilegx_bundle_bits bundle)
+{
+ unsigned int opcode = get_Opcode_Y1(bundle);
+ uint8_t rsrc = get_SrcA_Y1(bundle);
+ uint8_t rdst = get_Dest_Y1(bundle);
+ int8_t imm8 = get_Imm8_Y1(bundle);
+
+ dc->tmp_regcur = dc->tmp_regs + 1;
+
+ switch (opcode) {
+ case ADDI_OPCODE_Y1:
+ gen_addimm(dc, rdst, rsrc, imm8);
+ return;
+ case ADDXI_OPCODE_Y1:
+ gen_addximm(dc, rdst, rsrc, imm8);
+ return;
+ case ANDI_OPCODE_Y1:
+ gen_andi(dc, rdst, rsrc, imm8);
+ return;
+ case CMPEQI_OPCODE_Y1:
+ gen_cmpeqi(dc, rdst, rsrc, imm8);
+ return;
+ case CMPLTSI_OPCODE_Y1:
+ gen_cmpltsi(dc, rdst, rsrc, imm8);
+ return;
+ case RRR_1_OPCODE_Y1:
+ decode_rrr_1_opcode_y1(dc, bundle);
+ return;
+ case RRR_3_OPCODE_Y1:
+ decode_rrr_3_opcode_y1(dc, bundle);
+ return;
+ case RRR_5_OPCODE_Y1:
+ decode_rrr_5_opcode_y1(dc, bundle);
+ return;
+ case RRR_0_OPCODE_Y1:
+ case RRR_2_OPCODE_Y1:
+ case RRR_4_OPCODE_Y1:
+ case RRR_6_OPCODE_Y1:
+ case RRR_7_OPCODE_Y1:
+ case SHIFT_OPCODE_Y1:
+ default:
+ qemu_log_mask(LOG_UNIMP,
+ "UNIMP y1, opcode %d, bundle [" FMT64X "]\n",
+ opcode, bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+ return;
+ }
+}
+
+static void decode_y2(struct DisasContext *dc, tilegx_bundle_bits bundle)
+{
+ unsigned int opcode = get_Opcode_Y2(bundle);
+
+ dc->tmp_regcur = dc->tmp_regs + 2;
+
+ switch (opcode) {
+ case 0: /* LD1S_OPCODE_Y2, ST1_OPCODE_Y2 */
+ decode_ldst0_opcode_y2(dc, bundle);
+ return;
+ case 1: /* LD4S_OPCODE_Y2, LD1U_OPCODE_Y2, ST2_OPCODE_Y2 */
+ decode_ldst1_opcode_y2(dc, bundle);
+ return;
+ case 2: /* LD2S_OPCODE_Y2, LD4U_OPCODE_Y2, ST4_OPCODE_Y2 */
+ decode_ldst2_opcode_y2(dc, bundle);
+ return;
+ case 3: /* LD_OPCODE_Y2, ST_OPCODE_Y2, LD2U_OPCODE_Y2 */
+ decode_ldst3_opcode_y2(dc, bundle);
+ return;
+ default:
+ qemu_log_mask(LOG_UNIMP,
+ "UNIMP y2, opcode %d, bundle [" FMT64X "]\n",
+ opcode, bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+ return;
+ }
+}
+
+static void decode_x0(struct DisasContext *dc, tilegx_bundle_bits bundle)
+{
+ unsigned int opcode = get_Opcode_X0(bundle);
+ uint8_t rsrc = get_SrcA_X0(bundle);
+ uint8_t rdst = get_Dest_X0(bundle);
+ int16_t imm16 = get_Imm16_X0(bundle);
+
+
+ dc->tmp_regcur = dc->tmp_regs + 0;
+
+ switch (opcode) {
+ case ADDLI_OPCODE_X0:
+ gen_addimm(dc, rdst, rsrc, imm16);
+ return;
+ case ADDXLI_OPCODE_X0:
+ gen_addximm(dc, rdst, rsrc, imm16);
+ return;
+ case BF_OPCODE_X0:
+ decode_bf_opcode_x0(dc, bundle);
+ return;
+ case IMM8_OPCODE_X0:
+ decode_imm8_opcode_x0(dc, bundle);
+ return;
+ case RRR_0_OPCODE_X0:
+ decode_rrr_0_opcode_x0(dc, bundle);
+ return;
+ case SHIFT_OPCODE_X0:
+ decode_shift_opcode_x0(dc, bundle);
+ return;
+ case SHL16INSLI_OPCODE_X0:
+ gen_shl16insli(dc, rdst, rsrc, (uint16_t)imm16);
+ return;
+ default:
+ qemu_log_mask(LOG_UNIMP,
+ "UNIMP x0, opcode %d, bundle [" FMT64X "]\n",
+ opcode, bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+ return;
+ }
+}
+
+static void decode_x1(struct DisasContext *dc, tilegx_bundle_bits bundle)
+{
+ unsigned int opcode = get_Opcode_X1(bundle);
+ uint8_t rsrc = (uint8_t)get_SrcA_X1(bundle);
+ uint8_t rdst = (uint8_t)get_Dest_X1(bundle);
+ int16_t imm16 = (int16_t)get_Imm16_X1(bundle);
+
+ dc->tmp_regcur = dc->tmp_regs + 1;
+
+ switch (opcode) {
+ case ADDLI_OPCODE_X1:
+ gen_addimm(dc, rdst, rsrc, imm16);
+ return;
+ case ADDXLI_OPCODE_X1:
+ gen_addximm(dc, rdst, rsrc, imm16);
+ return;
+ case BRANCH_OPCODE_X1:
+ decode_branch_opcode_x1(dc, bundle);
+ return;
+ case IMM8_OPCODE_X1:
+ decode_imm8_opcode_x1(dc, bundle);
+ return;
+ case JUMP_OPCODE_X1:
+ decode_jump_opcode_x1(dc, bundle);
+ return;
+ case RRR_0_OPCODE_X1:
+ decode_rrr_0_opcode_x1(dc, bundle);
+ return;
+ case SHIFT_OPCODE_X1:
+ decode_shift_opcode_x1(dc, bundle);
+ return;
+ case SHL16INSLI_OPCODE_X1:
+ gen_shl16insli(dc, rdst, rsrc, (uint16_t)imm16);
+ return;
+ default:
+ qemu_log_mask(LOG_UNIMP,
+ "UNIMP x1, opcode %d, bundle [" FMT64X "]\n",
+ opcode, bundle);
+ dc->exception = TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+ return;
+ }
+}
+
+static void translate_one_bundle(struct DisasContext *dc, uint64_t bundle)
+{
+ int i;
+ TCGv tmp;
+
+ for (i = 0; i < TILEGX_MAX_INSTRUCTIONS_PER_BUNDLE; i++) {
+ dc->tmp_regs[i].idx = TILEGX_R_NOREG;
+ TCGV_UNUSED_I64(dc->tmp_regs[i].val);
+ }
+
+ if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP | CPU_LOG_TB_OP_OPT))) {
+ tcg_gen_debug_insn_start(dc->pc);
+ }
+
+ if (get_Mode(bundle)) {
+ decode_y0(dc, bundle);
+ decode_y1(dc, bundle);
+ decode_y2(dc, bundle);
+ } else {
+ decode_x0(dc, bundle);
+ decode_x1(dc, bundle);
+ }
+
+ for (i = 0; i < TILEGX_MAX_INSTRUCTIONS_PER_BUNDLE; i++) {
+ if (dc->tmp_regs[i].idx == TILEGX_R_NOREG) {
+ continue;
+ }
+ if (dc->tmp_regs[i].idx < TILEGX_R_COUNT) {
+ tcg_gen_mov_i64(cpu_regs[dc->tmp_regs[i].idx],
dc->tmp_regs[i].val);
+ }
+ tcg_temp_free_i64(dc->tmp_regs[i].val);
+ }
+
+ if (dc->jmp.cond != TCG_COND_NEVER) {
+ if (dc->jmp.cond == TCG_COND_ALWAYS) {
+ tcg_gen_mov_i64(cpu_pc, dc->jmp.dest);
+ } else {
+ tmp = tcg_const_i64(dc->pc + TILEGX_BUNDLE_SIZE_IN_BYTES);
+ tcg_gen_movcond_i64(dc->jmp.cond, cpu_pc,
+ dc->jmp.val1, dc->jmp.val2,
+ dc->jmp.dest, tmp);
+ tcg_temp_free_i64(dc->jmp.val1);
+ tcg_temp_free_i64(dc->jmp.val2);
+ tcg_temp_free_i64(tmp);
+ }
+ tcg_temp_free_i64(dc->jmp.dest);
+ tcg_gen_exit_tb(0);
+ }
+}
+
+static inline void gen_intermediate_code_internal(TileGXCPU *cpu,
+ TranslationBlock *tb,
+ bool search_pc)
+{
+ DisasContext ctx;
+ DisasContext *dc = &ctx;
+
+ CPUTLGState *env = &cpu->env;
+ uint64_t pc_start = tb->pc;
+ uint64_t next_page_start = (pc_start & TARGET_PAGE_MASK) +
TARGET_PAGE_SIZE;
+ int j, lj = -1;
+ int num_insns = 0;
+ int max_insns = tb->cflags & CF_COUNT_MASK;
+
+ dc->pc = pc_start;
+ dc->exception = TILEGX_EXCP_NONE;
+ dc->jmp.cond = TCG_COND_NEVER;
+ TCGV_UNUSED_I64(dc->jmp.dest);
+ TCGV_UNUSED_I64(dc->jmp.val1);
+ TCGV_UNUSED_I64(dc->jmp.val2);
+
+ if (!max_insns) {
+ max_insns = CF_COUNT_MASK;
+ }
+ gen_tb_start(tb);
+
+ do {
+ TCGV_UNUSED_I64(dc->zero);
+ if (search_pc) {
+ j = tcg_op_buf_count();
+ if (lj < j) {
+ lj++;
+ while (lj < j) {
+ tcg_ctx.gen_opc_instr_start[lj++] = 0;
+ }
+ }
+ tcg_ctx.gen_opc_pc[lj] = dc->pc;
+ tcg_ctx.gen_opc_instr_start[lj] = 1;
+ tcg_ctx.gen_opc_icount[lj] = num_insns;
+ }
+ translate_one_bundle(dc, cpu_ldq_data(env, dc->pc));
+ num_insns++;
+ dc->pc += TILEGX_BUNDLE_SIZE_IN_BYTES;
+ if (dc->exception != TILEGX_EXCP_NONE) {
+ gen_exception(dc, dc->exception);
+ break;
+ }
+ } while (dc->jmp.cond == TCG_COND_NEVER && dc->pc < next_page_start
+ && num_insns < max_insns && !tcg_op_buf_full());
+
+ gen_tb_end(tb, num_insns);
+ if (search_pc) {
+ j = tcg_op_buf_count();
+ lj++;
+ while (lj <= j) {
+ tcg_ctx.gen_opc_instr_start[lj++] = 0;
+ }
+ } else {
+ tb->size = dc->pc - pc_start;
+ tb->icount = num_insns;
+ }
+
+ return;
+}
+
+void gen_intermediate_code(CPUTLGState *env, struct TranslationBlock *tb)
+{
+ gen_intermediate_code_internal(tilegx_env_get_cpu(env), tb, false);
+}
+
+void gen_intermediate_code_pc(CPUTLGState *env, struct TranslationBlock *tb)
+{
+ gen_intermediate_code_internal(tilegx_env_get_cpu(env), tb, true);
+}
+
+void restore_state_to_opc(CPUTLGState *env, TranslationBlock *tb, int pc_pos)
+{
+ env->pc = tcg_ctx.gen_opc_pc[pc_pos];
+}
+
+void tilegx_tcg_init(void)
+{
+ int i;
+
+ cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
+ cpu_pc = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUTLGState, pc),
"pc");
+ for (i = 0; i < TILEGX_R_COUNT; i++) {
+ cpu_regs[i] = tcg_global_mem_new_i64(TCG_AREG0,
+ offsetof(CPUTLGState, regs[i]),
+ reg_names[i]);
+ }
+ for (i = 0; i < TILEGX_SPR_COUNT; i++) {
+ cpu_spregs[i] = tcg_global_mem_new_i64(TCG_AREG0,
+ offsetof(CPUTLGState,
spregs[i]),
+ spreg_names[i]);
+ }
+#if defined(CONFIG_USER_ONLY)
+ cpu_cmpexch = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUTLGState, cmpexch),
+ "cmpexch_info");
+#endif
+}
--
1.9.3
- [Qemu-devel] [PATCH 00/10 v10] tilegx: Firstly add tilegx target for linux-user, Chen Gang, 2015/05/10
- [Qemu-devel] [PATCH 01/10 v10] linux-user: tilegx: Firstly add architecture related features, Chen Gang, 2015/05/10
- [Qemu-devel] [PATCH 02/10 v10] linux-user: Support tilegx architecture in linux-user, Chen Gang, 2015/05/10
- [Qemu-devel] [PATCH 03/10 v10] linux-user/syscall.c: Conditionalize syscalls which are not defined in tilegx, Chen Gang, 2015/05/10
- [Qemu-devel] [PATCH 04/10 v10] target-tilegx: Add opcode basic implementation from Tilera Corporation, Chen Gang, 2015/05/10
- [Qemu-devel] [PATCH 06/10 v10] target-tilegx: Add special register information from Tilera Corporation, Chen Gang, 2015/05/10
- [Qemu-devel] [PATCH 07/10 v10] target-tilegx: Add cpu basic features for linux-user, Chen Gang, 2015/05/10
- [Qemu-devel] [PATCH 08/10 v10] target-tilegx: Add helper features for linux-user, Chen Gang, 2015/05/10
- [Qemu-devel] [PATCH 09/10 v10] target-tilegx: Generate tcg instructions to execute to _init_malloc in glib,
Chen Gang <=
- Re: [Qemu-devel] [PATCH 09/10 v10] target-tilegx: Generate tcg instructions to execute to _init_malloc in glib, Richard Henderson, 2015/05/11
- Re: [Qemu-devel] [PATCH 09/10 v10] target-tilegx: Generate tcg instructions to execute to _init_malloc in glib, Chen Gang, 2015/05/14
- Re: [Qemu-devel] [PATCH 09/10 v10] target-tilegx: Generate tcg instructions to execute to _init_malloc in glib, Chen Gang, 2015/05/14
- Re: [Qemu-devel] [PATCH 09/10 v10] target-tilegx: Generate tcg instructions to execute to _init_malloc in glib, Chen Gang, 2015/05/14
- Re: [Qemu-devel] [PATCH 09/10 v10] target-tilegx: Generate tcg instructions to execute to _init_malloc in glib, Chen Gang, 2015/05/14
- Re: [Qemu-devel] [PATCH 09/10 v10] target-tilegx: Generate tcg instructions to execute to _init_malloc in glib, Chen Gang, 2015/05/29
[Qemu-devel] [PATCH 10/10 v10] target-tilegx: Add TILE-Gx building files, Chen Gang, 2015/05/10
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