SH4: Remove most uses of cpu_T[0] and cpu_T[1]
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5122 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32
parent
7efbe24165
commit
c55497ecb8
@ -261,10 +261,12 @@ static void gen_jump(DisasContext * ctx)
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static inline void gen_branch_slot(uint32_t delayed_pc, int t)
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{
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TCGv sr;
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int label = gen_new_label();
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tcg_gen_movi_i32(cpu_delayed_pc, delayed_pc);
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tcg_gen_andi_i32(cpu_T[0], cpu_sr, SR_T);
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tcg_gen_brcondi_i32(TCG_COND_NE, cpu_T[0], t ? SR_T : 0, label);
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sr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_andi_i32(sr, cpu_sr, SR_T);
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tcg_gen_brcondi_i32(TCG_COND_NE, sr, t ? SR_T : 0, label);
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tcg_gen_ori_i32(cpu_flags, cpu_flags, DELAY_SLOT_TRUE);
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gen_set_label(label);
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}
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@ -274,10 +276,12 @@ static void gen_conditional_jump(DisasContext * ctx,
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target_ulong ift, target_ulong ifnott)
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{
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int l1;
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TCGv sr;
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l1 = gen_new_label();
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tcg_gen_andi_i32(cpu_T[0], cpu_sr, SR_T);
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tcg_gen_brcondi_i32(TCG_COND_EQ, cpu_T[0], SR_T, l1);
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sr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_andi_i32(sr, cpu_sr, SR_T);
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tcg_gen_brcondi_i32(TCG_COND_EQ, sr, SR_T, l1);
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gen_goto_tb(ctx, 0, ifnott);
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gen_set_label(l1);
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gen_goto_tb(ctx, 1, ift);
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@ -287,10 +291,12 @@ static void gen_conditional_jump(DisasContext * ctx,
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static void gen_delayed_conditional_jump(DisasContext * ctx)
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{
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int l1;
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TCGv ds;
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l1 = gen_new_label();
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tcg_gen_andi_i32(cpu_T[0], cpu_flags, DELAY_SLOT_TRUE);
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tcg_gen_brcondi_i32(TCG_COND_EQ, cpu_T[0], DELAY_SLOT_TRUE, l1);
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ds = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_andi_i32(ds, cpu_flags, DELAY_SLOT_TRUE);
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tcg_gen_brcondi_i32(TCG_COND_EQ, ds, DELAY_SLOT_TRUE, l1);
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gen_goto_tb(ctx, 1, ctx->pc + 2);
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gen_set_label(l1);
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tcg_gen_andi_i32(cpu_flags, cpu_flags, ~DELAY_SLOT_TRUE);
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@ -448,23 +454,37 @@ void _decode_opc(DisasContext * ctx)
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switch (ctx->opcode & 0xf000) {
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case 0x1000: /* mov.l Rm,@(disp,Rn) */
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tcg_gen_addi_i32(cpu_T[0], REG(B11_8), B3_0 * 4);
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tcg_gen_qemu_st32(REG(B7_4), cpu_T[0], ctx->memidx);
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{
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TCGv addr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_addi_i32(addr, REG(B11_8), B3_0 * 4);
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tcg_gen_qemu_st32(REG(B7_4), addr, ctx->memidx);
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tcg_temp_free(addr);
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}
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return;
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case 0x5000: /* mov.l @(disp,Rm),Rn */
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tcg_gen_addi_i32(cpu_T[0], REG(B7_4), B3_0 * 4);
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tcg_gen_qemu_ld32s(REG(B11_8), cpu_T[0], ctx->memidx);
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{
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TCGv addr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_addi_i32(addr, REG(B7_4), B3_0 * 4);
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tcg_gen_qemu_ld32s(REG(B11_8), addr, ctx->memidx);
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tcg_temp_free(addr);
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}
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return;
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case 0xe000: /* mov #imm,Rn */
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tcg_gen_movi_i32(REG(B11_8), B7_0s);
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return;
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case 0x9000: /* mov.w @(disp,PC),Rn */
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tcg_gen_movi_i32(cpu_T[0], ctx->pc + 4 + B7_0 * 2);
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tcg_gen_qemu_ld16s(REG(B11_8), cpu_T[0], ctx->memidx);
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{
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TCGv addr = tcg_const_i32(ctx->pc + 4 + B7_0 * 2);
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tcg_gen_qemu_ld16s(REG(B11_8), addr, ctx->memidx);
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tcg_temp_free(addr);
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}
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return;
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case 0xd000: /* mov.l @(disp,PC),Rn */
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tcg_gen_movi_i32(cpu_T[0], (ctx->pc + 4 + B7_0 * 4) & ~3);
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tcg_gen_qemu_ld32s(REG(B11_8), cpu_T[0], ctx->memidx);
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{
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TCGv addr = tcg_const_i32((ctx->pc + 4 + B7_0 * 4) & ~3);
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tcg_gen_qemu_ld32s(REG(B11_8), addr, ctx->memidx);
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tcg_temp_free(addr);
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}
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return;
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case 0x7000: /* add #imm,Rn */
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tcg_gen_addi_i32(REG(B11_8), REG(B11_8), B7_0s);
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@ -507,19 +527,30 @@ void _decode_opc(DisasContext * ctx)
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tcg_gen_qemu_ld32s(REG(B11_8), REG(B7_4), ctx->memidx);
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return;
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case 0x2004: /* mov.b Rm,@-Rn */
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tcg_gen_subi_i32(cpu_T[0], REG(B11_8), 1);
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tcg_gen_qemu_st8(REG(B7_4), cpu_T[0], ctx->memidx); /* might cause re-execution */
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tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 1); /* modify register status */
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{
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TCGv addr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_subi_i32(addr, REG(B11_8), 1);
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tcg_gen_qemu_st8(REG(B7_4), addr, ctx->memidx); /* might cause re-execution */
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tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 1); /* modify register status */
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tcg_temp_free(addr);
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}
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return;
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case 0x2005: /* mov.w Rm,@-Rn */
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tcg_gen_subi_i32(cpu_T[0], REG(B11_8), 2);
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tcg_gen_qemu_st16(REG(B7_4), cpu_T[0], ctx->memidx);
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tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 2);
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{
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TCGv addr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_subi_i32(addr, REG(B11_8), 2);
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tcg_gen_qemu_st16(REG(B7_4), addr, ctx->memidx);
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tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 2);
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tcg_temp_free(addr);
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}
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return;
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case 0x2006: /* mov.l Rm,@-Rn */
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tcg_gen_subi_i32(cpu_T[0], REG(B11_8), 4);
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tcg_gen_qemu_st32(REG(B7_4), cpu_T[0], ctx->memidx);
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tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
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{
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TCGv addr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_subi_i32(addr, REG(B11_8), 4);
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tcg_gen_qemu_st32(REG(B7_4), addr, ctx->memidx);
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tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
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}
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return;
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case 0x6004: /* mov.b @Rm+,Rn */
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tcg_gen_qemu_ld8s(REG(B11_8), REG(B7_4), ctx->memidx);
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@ -537,49 +568,94 @@ void _decode_opc(DisasContext * ctx)
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tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 4);
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return;
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case 0x0004: /* mov.b Rm,@(R0,Rn) */
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tcg_gen_add_i32(cpu_T[0], REG(B11_8), REG(0));
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tcg_gen_qemu_st8(REG(B7_4), cpu_T[0], ctx->memidx);
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{
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TCGv addr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_add_i32(addr, REG(B11_8), REG(0));
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tcg_gen_qemu_st8(REG(B7_4), addr, ctx->memidx);
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tcg_temp_free(addr);
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}
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return;
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case 0x0005: /* mov.w Rm,@(R0,Rn) */
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tcg_gen_add_i32(cpu_T[0], REG(B11_8), REG(0));
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tcg_gen_qemu_st16(REG(B7_4), cpu_T[0], ctx->memidx);
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{
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TCGv addr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_add_i32(addr, REG(B11_8), REG(0));
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tcg_gen_qemu_st16(REG(B7_4), addr, ctx->memidx);
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tcg_temp_free(addr);
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}
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return;
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case 0x0006: /* mov.l Rm,@(R0,Rn) */
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tcg_gen_add_i32(cpu_T[0], REG(B11_8), REG(0));
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tcg_gen_qemu_st32(REG(B7_4), cpu_T[0], ctx->memidx);
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{
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TCGv addr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_add_i32(addr, REG(B11_8), REG(0));
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tcg_gen_qemu_st32(REG(B7_4), addr, ctx->memidx);
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tcg_temp_free(addr);
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}
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return;
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case 0x000c: /* mov.b @(R0,Rm),Rn */
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tcg_gen_add_i32(cpu_T[0], REG(B7_4), REG(0));
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tcg_gen_qemu_ld8s(REG(B11_8), cpu_T[0], ctx->memidx);
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{
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TCGv addr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_add_i32(addr, REG(B7_4), REG(0));
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tcg_gen_qemu_ld8s(REG(B11_8), addr, ctx->memidx);
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tcg_temp_free(addr);
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}
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return;
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case 0x000d: /* mov.w @(R0,Rm),Rn */
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tcg_gen_add_i32(cpu_T[0], REG(B7_4), REG(0));
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tcg_gen_qemu_ld16s(REG(B11_8), cpu_T[0], ctx->memidx);
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{
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TCGv addr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_add_i32(addr, REG(B7_4), REG(0));
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tcg_gen_qemu_ld16s(REG(B11_8), addr, ctx->memidx);
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tcg_temp_free(addr);
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}
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return;
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case 0x000e: /* mov.l @(R0,Rm),Rn */
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tcg_gen_add_i32(cpu_T[0], REG(B7_4), REG(0));
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tcg_gen_qemu_ld32s(REG(B11_8), cpu_T[0], ctx->memidx);
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{
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TCGv addr = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_add_i32(addr, REG(B7_4), REG(0));
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tcg_gen_qemu_ld32s(REG(B11_8), addr, ctx->memidx);
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tcg_temp_free(addr);
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}
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return;
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case 0x6008: /* swap.b Rm,Rn */
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tcg_gen_ext8u_i32(cpu_T[0], REG(B7_4));
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tcg_gen_shli_i32(cpu_T[0], cpu_T[0], 8);
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tcg_gen_shri_i32(cpu_T[1], REG(B7_4), 8);
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tcg_gen_ext8u_i32(cpu_T[1], cpu_T[1]);
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tcg_gen_or_i32(REG(B11_8), cpu_T[0], cpu_T[1]);
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{
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TCGv high, low;
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high = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_ext8u_i32(high, REG(B7_4));
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tcg_gen_shli_i32(high, high, 8);
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low = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_shri_i32(low, REG(B7_4), 8);
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tcg_gen_ext8u_i32(low, low);
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tcg_gen_or_i32(REG(B11_8), high, low);
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tcg_temp_free(low);
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tcg_temp_free(high);
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}
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return;
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case 0x6009: /* swap.w Rm,Rn */
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tcg_gen_ext16u_i32(cpu_T[0], REG(B7_4));
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tcg_gen_shli_i32(cpu_T[0], cpu_T[0], 16);
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tcg_gen_shri_i32(cpu_T[1], REG(B7_4), 16);
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tcg_gen_ext16u_i32(cpu_T[1], cpu_T[1]);
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tcg_gen_or_i32(REG(B11_8), cpu_T[0], cpu_T[1]);
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{
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TCGv high, low;
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high = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_ext16u_i32(high, REG(B7_4));
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tcg_gen_shli_i32(high, high, 16);
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low = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_shri_i32(low, REG(B7_4), 16);
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tcg_gen_ext16u_i32(low, low);
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tcg_gen_or_i32(REG(B11_8), high, low);
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tcg_temp_free(low);
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tcg_temp_free(high);
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}
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return;
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case 0x200d: /* xtrct Rm,Rn */
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tcg_gen_ext16u_i32(cpu_T[0], REG(B7_4));
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tcg_gen_shli_i32(cpu_T[0], cpu_T[0], 16);
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tcg_gen_shri_i32(cpu_T[1], REG(B11_8), 16);
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tcg_gen_ext16u_i32(cpu_T[1], cpu_T[1]);
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tcg_gen_or_i32(REG(B11_8), cpu_T[0], cpu_T[1]);
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{
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TCGv high, low;
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high = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_ext16u_i32(high, REG(B7_4));
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tcg_gen_shli_i32(high, high, 16);
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low = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_shri_i32(low, REG(B11_8), 16);
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tcg_gen_ext16u_i32(low, low);
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tcg_gen_or_i32(REG(B11_8), high, low);
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tcg_temp_free(low);
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tcg_temp_free(high);
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}
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return;
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case 0x300c: /* add Rm,Rn */
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tcg_gen_add_i32(REG(B11_8), REG(B11_8), REG(B7_4));
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@ -612,27 +688,35 @@ void _decode_opc(DisasContext * ctx)
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{
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int label1 = gen_new_label();
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int label2 = gen_new_label();
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tcg_gen_xor_i32(cpu_T[0], REG(B7_4), REG(B11_8));
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tcg_gen_andi_i32(cpu_T[0], cpu_T[0], 0xff000000);
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tcg_gen_brcondi_i32(TCG_COND_EQ, cpu_T[0], 0, label1);
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tcg_gen_andi_i32(cpu_T[0], cpu_T[0], 0x00ff0000);
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tcg_gen_brcondi_i32(TCG_COND_EQ, cpu_T[0], 0, label1);
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tcg_gen_andi_i32(cpu_T[0], cpu_T[0], 0x0000ff00);
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tcg_gen_brcondi_i32(TCG_COND_EQ, cpu_T[0], 0, label1);
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tcg_gen_andi_i32(cpu_T[0], cpu_T[0], 0x000000ff);
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tcg_gen_brcondi_i32(TCG_COND_EQ, cpu_T[0], 0, label1);
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TCGv cmp1 = tcg_temp_local_new(TCG_TYPE_I32);
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TCGv cmp2 = tcg_temp_local_new(TCG_TYPE_I32);
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tcg_gen_xor_i32(cmp1, REG(B7_4), REG(B11_8));
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tcg_gen_andi_i32(cmp2, cmp1, 0xff000000);
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tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1);
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tcg_gen_andi_i32(cmp2, cmp1, 0x00ff0000);
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tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1);
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tcg_gen_andi_i32(cmp2, cmp1, 0x0000ff00);
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tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1);
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tcg_gen_andi_i32(cmp2, cmp1, 0x000000ff);
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tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1);
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tcg_gen_andi_i32(cpu_sr, cpu_sr, ~SR_T);
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tcg_gen_br(label2);
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gen_set_label(label1);
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tcg_gen_ori_i32(cpu_sr, cpu_sr, SR_T);
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gen_set_label(label2);
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tcg_temp_free(cmp2);
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tcg_temp_free(cmp1);
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}
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return;
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case 0x2007: /* div0s Rm,Rn */
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gen_copy_bit_i32(cpu_sr, 8, REG(B11_8), 31); /* SR_Q */
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gen_copy_bit_i32(cpu_sr, 9, REG(B7_4), 31); /* SR_M */
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tcg_gen_xor_i32(cpu_T[0], REG(B7_4), REG(B11_8));
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gen_copy_bit_i32(cpu_sr, 0, cpu_T[0], 31); /* SR_T */
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{
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gen_copy_bit_i32(cpu_sr, 8, REG(B11_8), 31); /* SR_Q */
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gen_copy_bit_i32(cpu_sr, 9, REG(B7_4), 31); /* SR_M */
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TCGv val = tcg_temp_new(TCG_TYPE_I32);
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tcg_gen_xor_i32(val, REG(B7_4), REG(B11_8));
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gen_copy_bit_i32(cpu_sr, 0, val, 31); /* SR_T */
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tcg_temp_free(val);
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}
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return;
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case 0x3004: /* div1 Rm,Rn */
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tcg_gen_helper_1_2(helper_div1, REG(B11_8), REG(B7_4), REG(B11_8));
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@ -649,8 +733,8 @@ void _decode_opc(DisasContext * ctx)
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tcg_gen_shri_i64(tmp1, tmp1, 32);
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tcg_gen_trunc_i64_i32(cpu_mach, tmp1);
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tcg_temp_free(tmp1);
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tcg_temp_free(tmp2);
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tcg_temp_free(tmp1);
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}
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return;
|
||||
case 0x3005: /* dmulu.l Rm,Rn */
|
||||
@ -665,8 +749,8 @@ void _decode_opc(DisasContext * ctx)
|
||||
tcg_gen_shri_i64(tmp1, tmp1, 32);
|
||||
tcg_gen_trunc_i64_i32(cpu_mach, tmp1);
|
||||
|
||||
tcg_temp_free(tmp1);
|
||||
tcg_temp_free(tmp2);
|
||||
tcg_temp_free(tmp1);
|
||||
}
|
||||
return;
|
||||
case 0x600e: /* exts.b Rm,Rn */
|
||||
@ -682,31 +766,59 @@ void _decode_opc(DisasContext * ctx)
|
||||
tcg_gen_ext16u_i32(REG(B11_8), REG(B7_4));
|
||||
return;
|
||||
case 0x000f: /* mac.l @Rm+,@Rn+ */
|
||||
tcg_gen_qemu_ld32s(cpu_T[0], REG(B7_4), ctx->memidx);
|
||||
tcg_gen_qemu_ld32s(cpu_T[1], REG(B11_8), ctx->memidx);
|
||||
tcg_gen_helper_0_2(helper_macl, cpu_T[0], cpu_T[1]);
|
||||
tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 4);
|
||||
tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
{
|
||||
TCGv arg0, arg1;
|
||||
arg0 = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld32s(arg0, REG(B7_4), ctx->memidx);
|
||||
arg1 = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld32s(arg1, REG(B11_8), ctx->memidx);
|
||||
tcg_gen_helper_0_2(helper_macl, arg0, arg1);
|
||||
tcg_temp_free(arg1);
|
||||
tcg_temp_free(arg0);
|
||||
tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 4);
|
||||
tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
}
|
||||
return;
|
||||
case 0x400f: /* mac.w @Rm+,@Rn+ */
|
||||
tcg_gen_qemu_ld32s(cpu_T[0], REG(B7_4), ctx->memidx);
|
||||
tcg_gen_qemu_ld32s(cpu_T[1], REG(B11_8), ctx->memidx);
|
||||
tcg_gen_helper_0_2(helper_macw, cpu_T[0], cpu_T[1]);
|
||||
tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 2);
|
||||
tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 2);
|
||||
{
|
||||
TCGv arg0, arg1;
|
||||
arg0 = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld32s(arg0, REG(B7_4), ctx->memidx);
|
||||
arg1 = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld32s(arg1, REG(B11_8), ctx->memidx);
|
||||
tcg_gen_helper_0_2(helper_macw, arg0, arg1);
|
||||
tcg_temp_free(arg1);
|
||||
tcg_temp_free(arg0);
|
||||
tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 2);
|
||||
tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 2);
|
||||
}
|
||||
return;
|
||||
case 0x0007: /* mul.l Rm,Rn */
|
||||
tcg_gen_mul_i32(cpu_macl, REG(B7_4), REG(B11_8));
|
||||
return;
|
||||
case 0x200f: /* muls.w Rm,Rn */
|
||||
tcg_gen_ext16s_i32(cpu_T[0], REG(B7_4));
|
||||
tcg_gen_ext16s_i32(cpu_T[1], REG(B11_8));
|
||||
tcg_gen_mul_i32(cpu_macl, cpu_T[0], cpu_T[1]);
|
||||
{
|
||||
TCGv arg0, arg1;
|
||||
arg0 = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_ext16s_i32(arg0, REG(B7_4));
|
||||
arg1 = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_ext16s_i32(arg1, REG(B11_8));
|
||||
tcg_gen_mul_i32(cpu_macl, arg0, arg1);
|
||||
tcg_temp_free(arg1);
|
||||
tcg_temp_free(arg0);
|
||||
}
|
||||
return;
|
||||
case 0x200e: /* mulu.w Rm,Rn */
|
||||
tcg_gen_ext16u_i32(cpu_T[0], REG(B7_4));
|
||||
tcg_gen_ext16u_i32(cpu_T[1], REG(B11_8));
|
||||
tcg_gen_mul_i32(cpu_macl, cpu_T[0], cpu_T[1]);
|
||||
{
|
||||
TCGv arg0, arg1;
|
||||
arg0 = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_ext16u_i32(arg0, REG(B7_4));
|
||||
arg1 = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_ext16u_i32(arg1, REG(B11_8));
|
||||
tcg_gen_mul_i32(cpu_macl, arg0, arg1);
|
||||
tcg_temp_free(arg1);
|
||||
tcg_temp_free(arg0);
|
||||
}
|
||||
return;
|
||||
case 0x600b: /* neg Rm,Rn */
|
||||
tcg_gen_neg_i32(REG(B11_8), REG(B7_4));
|
||||
@ -726,19 +838,20 @@ void _decode_opc(DisasContext * ctx)
|
||||
int label2 = gen_new_label();
|
||||
int label3 = gen_new_label();
|
||||
int label4 = gen_new_label();
|
||||
TCGv shift = tcg_temp_local_new(TCG_TYPE_I32);
|
||||
tcg_gen_brcondi_i32(TCG_COND_LT, REG(B7_4), 0, label1);
|
||||
/* Rm positive, shift to the left */
|
||||
tcg_gen_andi_i32(cpu_T[0], REG(B7_4), 0x1f);
|
||||
tcg_gen_shl_i32(REG(B11_8), REG(B11_8), cpu_T[0]);
|
||||
tcg_gen_andi_i32(shift, REG(B7_4), 0x1f);
|
||||
tcg_gen_shl_i32(REG(B11_8), REG(B11_8), shift);
|
||||
tcg_gen_br(label4);
|
||||
/* Rm negative, shift to the right */
|
||||
gen_set_label(label1);
|
||||
tcg_gen_andi_i32(cpu_T[0], REG(B7_4), 0x1f);
|
||||
tcg_gen_brcondi_i32(TCG_COND_EQ, cpu_T[0], 0, label2);
|
||||
tcg_gen_not_i32(cpu_T[0], REG(B7_4));
|
||||
tcg_gen_andi_i32(cpu_T[0], cpu_T[0], 0x1f);
|
||||
tcg_gen_addi_i32(cpu_T[0], cpu_T[0], 1);
|
||||
tcg_gen_sar_i32(REG(B11_8), REG(B11_8), cpu_T[0]);
|
||||
tcg_gen_andi_i32(shift, REG(B7_4), 0x1f);
|
||||
tcg_gen_brcondi_i32(TCG_COND_EQ, shift, 0, label2);
|
||||
tcg_gen_not_i32(shift, REG(B7_4));
|
||||
tcg_gen_andi_i32(shift, shift, 0x1f);
|
||||
tcg_gen_addi_i32(shift, shift, 1);
|
||||
tcg_gen_sar_i32(REG(B11_8), REG(B11_8), shift);
|
||||
tcg_gen_br(label4);
|
||||
/* Rm = -32 */
|
||||
gen_set_label(label2);
|
||||
@ -748,6 +861,7 @@ void _decode_opc(DisasContext * ctx)
|
||||
gen_set_label(label3);
|
||||
tcg_gen_movi_i32(REG(B11_8), 0xffffffff);
|
||||
gen_set_label(label4);
|
||||
tcg_temp_free(shift);
|
||||
}
|
||||
return;
|
||||
case 0x400d: /* shld Rm,Rn */
|
||||
@ -755,24 +869,26 @@ void _decode_opc(DisasContext * ctx)
|
||||
int label1 = gen_new_label();
|
||||
int label2 = gen_new_label();
|
||||
int label3 = gen_new_label();
|
||||
TCGv shift = tcg_temp_local_new(TCG_TYPE_I32);
|
||||
tcg_gen_brcondi_i32(TCG_COND_LT, REG(B7_4), 0, label1);
|
||||
/* Rm positive, shift to the left */
|
||||
tcg_gen_andi_i32(cpu_T[0], REG(B7_4), 0x1f);
|
||||
tcg_gen_shl_i32(REG(B11_8), REG(B11_8), cpu_T[0]);
|
||||
tcg_gen_andi_i32(shift, REG(B7_4), 0x1f);
|
||||
tcg_gen_shl_i32(REG(B11_8), REG(B11_8), shift);
|
||||
tcg_gen_br(label3);
|
||||
/* Rm negative, shift to the right */
|
||||
gen_set_label(label1);
|
||||
tcg_gen_andi_i32(cpu_T[0], REG(B7_4), 0x1f);
|
||||
tcg_gen_brcondi_i32(TCG_COND_EQ, cpu_T[0], 0, label2);
|
||||
tcg_gen_not_i32(cpu_T[0], REG(B7_4));
|
||||
tcg_gen_andi_i32(cpu_T[0], cpu_T[0], 0x1f);
|
||||
tcg_gen_addi_i32(cpu_T[0], cpu_T[0], 1);
|
||||
tcg_gen_shr_i32(REG(B11_8), REG(B11_8), cpu_T[0]);
|
||||
tcg_gen_andi_i32(shift, REG(B7_4), 0x1f);
|
||||
tcg_gen_brcondi_i32(TCG_COND_EQ, shift, 0, label2);
|
||||
tcg_gen_not_i32(shift, REG(B7_4));
|
||||
tcg_gen_andi_i32(shift, shift, 0x1f);
|
||||
tcg_gen_addi_i32(shift, shift, 1);
|
||||
tcg_gen_shr_i32(REG(B11_8), REG(B11_8), shift);
|
||||
tcg_gen_br(label3);
|
||||
/* Rm = -32 */
|
||||
gen_set_label(label2);
|
||||
tcg_gen_movi_i32(REG(B11_8), 0);
|
||||
gen_set_label(label3);
|
||||
tcg_temp_free(shift);
|
||||
}
|
||||
return;
|
||||
case 0x3008: /* sub Rm,Rn */
|
||||
@ -785,8 +901,12 @@ void _decode_opc(DisasContext * ctx)
|
||||
tcg_gen_helper_1_2(helper_subv, REG(B11_8), REG(B7_4), REG(B11_8));
|
||||
return;
|
||||
case 0x2008: /* tst Rm,Rn */
|
||||
tcg_gen_and_i32(cpu_T[0], REG(B7_4), REG(B11_8));
|
||||
gen_cmp_imm(TCG_COND_EQ, cpu_T[0], 0);
|
||||
{
|
||||
TCGv val = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_and_i32(val, REG(B7_4), REG(B11_8));
|
||||
gen_cmp_imm(TCG_COND_EQ, val, 0);
|
||||
tcg_temp_free(val);
|
||||
}
|
||||
return;
|
||||
case 0x200a: /* xor Rm,Rn */
|
||||
tcg_gen_xor_i32(REG(B11_8), REG(B11_8), REG(B7_4));
|
||||
@ -929,10 +1049,17 @@ void _decode_opc(DisasContext * ctx)
|
||||
tcg_gen_andi_i32(REG(0), REG(0), B7_0);
|
||||
return;
|
||||
case 0xcd00: /* and.b #imm,@(R0,GBR) */
|
||||
tcg_gen_add_i32(cpu_T[1], REG(0), cpu_gbr);
|
||||
tcg_gen_qemu_ld8u(cpu_T[0], cpu_T[1], ctx->memidx);
|
||||
tcg_gen_andi_i32(cpu_T[0], cpu_T[0], B7_0);
|
||||
tcg_gen_qemu_st8(cpu_T[0], cpu_T[1], ctx->memidx);
|
||||
{
|
||||
TCGv addr, val;
|
||||
addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_add_i32(addr, REG(0), cpu_gbr);
|
||||
val = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld8u(val, addr, ctx->memidx);
|
||||
tcg_gen_andi_i32(val, val, B7_0);
|
||||
tcg_gen_qemu_st8(val, addr, ctx->memidx);
|
||||
tcg_temp_free(val);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0x8b00: /* bf label */
|
||||
CHECK_NOT_DELAY_SLOT
|
||||
@ -960,44 +1087,84 @@ void _decode_opc(DisasContext * ctx)
|
||||
gen_cmp_imm(TCG_COND_EQ, REG(0), B7_0s);
|
||||
return;
|
||||
case 0xc400: /* mov.b @(disp,GBR),R0 */
|
||||
tcg_gen_addi_i32(cpu_T[0], cpu_gbr, B7_0);
|
||||
tcg_gen_qemu_ld8s(REG(0), cpu_T[0], ctx->memidx);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_addi_i32(addr, cpu_gbr, B7_0);
|
||||
tcg_gen_qemu_ld8s(REG(0), addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0xc500: /* mov.w @(disp,GBR),R0 */
|
||||
tcg_gen_addi_i32(cpu_T[0], cpu_gbr, B7_0 * 2);
|
||||
tcg_gen_qemu_ld16s(REG(0), cpu_T[0], ctx->memidx);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 2);
|
||||
tcg_gen_qemu_ld16s(REG(0), addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0xc600: /* mov.l @(disp,GBR),R0 */
|
||||
tcg_gen_addi_i32(cpu_T[0], cpu_gbr, B7_0 * 4);
|
||||
tcg_gen_qemu_ld32s(REG(0), cpu_T[0], ctx->memidx);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 4);
|
||||
tcg_gen_qemu_ld32s(REG(0), addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0xc000: /* mov.b R0,@(disp,GBR) */
|
||||
tcg_gen_addi_i32(cpu_T[0], cpu_gbr, B7_0);
|
||||
tcg_gen_qemu_st8(REG(0), cpu_T[0], ctx->memidx);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_addi_i32(addr, cpu_gbr, B7_0);
|
||||
tcg_gen_qemu_st8(REG(0), addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0xc100: /* mov.w R0,@(disp,GBR) */
|
||||
tcg_gen_addi_i32(cpu_T[0], cpu_gbr, B7_0 * 2);
|
||||
tcg_gen_qemu_st16(REG(0), cpu_T[0], ctx->memidx);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 2);
|
||||
tcg_gen_qemu_st16(REG(0), addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0xc200: /* mov.l R0,@(disp,GBR) */
|
||||
tcg_gen_addi_i32(cpu_T[0], cpu_gbr, B7_0 * 4);
|
||||
tcg_gen_qemu_st32(REG(0), cpu_T[0], ctx->memidx);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 4);
|
||||
tcg_gen_qemu_st32(REG(0), addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0x8000: /* mov.b R0,@(disp,Rn) */
|
||||
tcg_gen_addi_i32(cpu_T[0], REG(B7_4), B3_0);
|
||||
tcg_gen_qemu_st8(REG(0), cpu_T[0], ctx->memidx);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_addi_i32(addr, REG(B7_4), B3_0);
|
||||
tcg_gen_qemu_st8(REG(0), addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0x8100: /* mov.w R0,@(disp,Rn) */
|
||||
tcg_gen_addi_i32(cpu_T[0], REG(B7_4), B3_0 * 2);
|
||||
tcg_gen_qemu_st16(REG(0), cpu_T[0], ctx->memidx);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_addi_i32(addr, REG(B7_4), B3_0 * 2);
|
||||
tcg_gen_qemu_st16(REG(0), addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0x8400: /* mov.b @(disp,Rn),R0 */
|
||||
tcg_gen_addi_i32(cpu_T[0], REG(B7_4), B3_0);
|
||||
tcg_gen_qemu_ld8s(REG(0), cpu_T[0], ctx->memidx);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_addi_i32(addr, REG(B7_4), B3_0);
|
||||
tcg_gen_qemu_ld8s(REG(0), addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0x8500: /* mov.w @(disp,Rn),R0 */
|
||||
tcg_gen_addi_i32(cpu_T[0], REG(B7_4), B3_0 * 2);
|
||||
tcg_gen_qemu_ld16s(REG(0), cpu_T[0], ctx->memidx);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_addi_i32(addr, REG(B7_4), B3_0 * 2);
|
||||
tcg_gen_qemu_ld16s(REG(0), addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0xc700: /* mova @(disp,PC),R0 */
|
||||
tcg_gen_movi_i32(REG(0), ((ctx->pc & 0xfffffffc) + 4 + B7_0 * 4) & ~3);
|
||||
@ -1006,36 +1173,62 @@ void _decode_opc(DisasContext * ctx)
|
||||
tcg_gen_ori_i32(REG(0), REG(0), B7_0);
|
||||
return;
|
||||
case 0xcf00: /* or.b #imm,@(R0,GBR) */
|
||||
tcg_gen_add_i32(cpu_T[1], REG(0), cpu_gbr);
|
||||
tcg_gen_qemu_ld8u(cpu_T[0], cpu_T[1], ctx->memidx);
|
||||
tcg_gen_ori_i32(cpu_T[0], cpu_T[0], B7_0);
|
||||
tcg_gen_qemu_st8(cpu_T[0], cpu_T[1], ctx->memidx);
|
||||
{
|
||||
TCGv addr, val;
|
||||
addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_add_i32(addr, REG(0), cpu_gbr);
|
||||
val = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld8u(val, addr, ctx->memidx);
|
||||
tcg_gen_ori_i32(val, val, B7_0);
|
||||
tcg_gen_qemu_st8(val, addr, ctx->memidx);
|
||||
tcg_temp_free(val);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0xc300: /* trapa #imm */
|
||||
CHECK_NOT_DELAY_SLOT
|
||||
tcg_gen_movi_i32(cpu_pc, ctx->pc);
|
||||
tcg_gen_movi_i32(cpu_T[0], B7_0);
|
||||
tcg_gen_helper_0_1(helper_trapa, cpu_T[0]);
|
||||
ctx->bstate = BS_BRANCH;
|
||||
{
|
||||
TCGv imm;
|
||||
CHECK_NOT_DELAY_SLOT
|
||||
tcg_gen_movi_i32(cpu_pc, ctx->pc);
|
||||
imm = tcg_const_i32(B7_0);
|
||||
tcg_gen_helper_0_1(helper_trapa, imm);
|
||||
tcg_temp_free(imm);
|
||||
ctx->bstate = BS_BRANCH;
|
||||
}
|
||||
return;
|
||||
case 0xc800: /* tst #imm,R0 */
|
||||
tcg_gen_andi_i32(cpu_T[0], REG(0), B7_0);
|
||||
gen_cmp_imm(TCG_COND_EQ, cpu_T[0], 0);
|
||||
{
|
||||
TCGv val = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_andi_i32(val, REG(0), B7_0);
|
||||
gen_cmp_imm(TCG_COND_EQ, val, 0);
|
||||
tcg_temp_free(val);
|
||||
}
|
||||
return;
|
||||
case 0xcc00: /* tst.b #imm,@(R0,GBR) */
|
||||
tcg_gen_add_i32(cpu_T[0], REG(0), cpu_gbr);
|
||||
tcg_gen_qemu_ld8u(cpu_T[0], cpu_T[0], ctx->memidx);
|
||||
tcg_gen_andi_i32(cpu_T[0], cpu_T[0], B7_0);
|
||||
gen_cmp_imm(TCG_COND_EQ, cpu_T[0], 0);
|
||||
{
|
||||
TCGv val = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_add_i32(val, REG(0), cpu_gbr);
|
||||
tcg_gen_qemu_ld8u(val, val, ctx->memidx);
|
||||
tcg_gen_andi_i32(val, val, B7_0);
|
||||
gen_cmp_imm(TCG_COND_EQ, val, 0);
|
||||
tcg_temp_free(val);
|
||||
}
|
||||
return;
|
||||
case 0xca00: /* xor #imm,R0 */
|
||||
tcg_gen_xori_i32(REG(0), REG(0), B7_0);
|
||||
return;
|
||||
case 0xce00: /* xor.b #imm,@(R0,GBR) */
|
||||
tcg_gen_add_i32(cpu_T[1], REG(0), cpu_gbr);
|
||||
tcg_gen_qemu_ld8u(cpu_T[0], cpu_T[1], ctx->memidx);
|
||||
tcg_gen_xori_i32(cpu_T[0], cpu_T[0], B7_0);
|
||||
tcg_gen_qemu_st8(cpu_T[0], cpu_T[1], ctx->memidx);
|
||||
{
|
||||
TCGv addr, val;
|
||||
addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_add_i32(addr, REG(0), cpu_gbr);
|
||||
val = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld8u(val, addr, ctx->memidx);
|
||||
tcg_gen_xori_i32(val, val, B7_0);
|
||||
tcg_gen_qemu_st8(val, addr, ctx->memidx);
|
||||
tcg_temp_free(val);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
@ -1051,9 +1244,13 @@ void _decode_opc(DisasContext * ctx)
|
||||
tcg_gen_mov_i32(REG(B11_8), ALTREG(B6_4));
|
||||
return;
|
||||
case 0x4083: /* stc.l Rm_BANK,@-Rn */
|
||||
tcg_gen_subi_i32(cpu_T[0], REG(B11_8), 4);
|
||||
tcg_gen_qemu_st32(ALTREG(B6_4), cpu_T[0], ctx->memidx);
|
||||
tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_subi_i32(addr, REG(B11_8), 4);
|
||||
tcg_gen_qemu_st32(ALTREG(B6_4), addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
@ -1099,18 +1296,26 @@ void _decode_opc(DisasContext * ctx)
|
||||
ctx->bstate = BS_STOP;
|
||||
return;
|
||||
case 0x4007: /* lds.l @Rm+,SR */
|
||||
tcg_gen_qemu_ld32s(cpu_T[0], REG(B11_8), ctx->memidx);
|
||||
tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
tcg_gen_andi_i32(cpu_sr, cpu_T[0], 0x700083f3);
|
||||
ctx->bstate = BS_STOP;
|
||||
{
|
||||
TCGv val = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld32s(val, REG(B11_8), ctx->memidx);
|
||||
tcg_gen_andi_i32(cpu_sr, val, 0x700083f3);
|
||||
tcg_temp_free(val);
|
||||
tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
ctx->bstate = BS_STOP;
|
||||
}
|
||||
return;
|
||||
case 0x0002: /* sts SR,Rn */
|
||||
tcg_gen_mov_i32(REG(B11_8), cpu_sr);
|
||||
return;
|
||||
case 0x4003: /* sts SR,@-Rn */
|
||||
tcg_gen_subi_i32(cpu_T[0], REG(B11_8), 4);
|
||||
tcg_gen_qemu_st32(cpu_sr, cpu_T[0], ctx->memidx);
|
||||
tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_subi_i32(addr, REG(B11_8), 4);
|
||||
tcg_gen_qemu_st32(cpu_sr, addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
}
|
||||
return;
|
||||
#define LDST(reg,ldnum,ldpnum,stnum,stpnum) \
|
||||
case ldnum: \
|
||||
@ -1124,9 +1329,13 @@ void _decode_opc(DisasContext * ctx)
|
||||
tcg_gen_mov_i32 (REG(B11_8), cpu_##reg); \
|
||||
return; \
|
||||
case stpnum: \
|
||||
tcg_gen_subi_i32(cpu_T[0], REG(B11_8), 4); \
|
||||
tcg_gen_qemu_st32 (cpu_##reg, cpu_T[0], ctx->memidx); \
|
||||
tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4); \
|
||||
{ \
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32); \
|
||||
tcg_gen_subi_i32(addr, REG(B11_8), 4); \
|
||||
tcg_gen_qemu_st32 (cpu_##reg, addr, ctx->memidx); \
|
||||
tcg_temp_free(addr); \
|
||||
tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4); \
|
||||
}
|
||||
return;
|
||||
LDST(gbr, 0x401e, 0x4017, 0x0012, 0x4013)
|
||||
LDST(vbr, 0x402e, 0x4027, 0x0022, 0x4023)
|
||||
@ -1142,20 +1351,30 @@ void _decode_opc(DisasContext * ctx)
|
||||
ctx->bstate = BS_STOP;
|
||||
return;
|
||||
case 0x4066: /* lds.l @Rm+,FPSCR */
|
||||
tcg_gen_qemu_ld32s(cpu_T[0], REG(B11_8), ctx->memidx);
|
||||
tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
tcg_gen_helper_0_1(helper_ld_fpscr, cpu_T[0]);
|
||||
ctx->bstate = BS_STOP;
|
||||
{
|
||||
TCGv addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld32s(addr, REG(B11_8), ctx->memidx);
|
||||
tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
tcg_gen_helper_0_1(helper_ld_fpscr, addr);
|
||||
tcg_temp_free(addr);
|
||||
ctx->bstate = BS_STOP;
|
||||
}
|
||||
return;
|
||||
case 0x006a: /* sts FPSCR,Rn */
|
||||
tcg_gen_andi_i32(cpu_T[0], cpu_fpscr, 0x003fffff);
|
||||
tcg_gen_mov_i32(REG(B11_8), cpu_T[0]);
|
||||
tcg_gen_andi_i32(REG(B11_8), cpu_fpscr, 0x003fffff);
|
||||
return;
|
||||
case 0x4062: /* sts FPSCR,@-Rn */
|
||||
tcg_gen_andi_i32(cpu_T[0], cpu_fpscr, 0x003fffff);
|
||||
tcg_gen_subi_i32(cpu_T[1], REG(B11_8), 4);
|
||||
tcg_gen_qemu_st32(cpu_T[0], cpu_T[1], ctx->memidx);
|
||||
tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
{
|
||||
TCGv addr, val;
|
||||
val = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_andi_i32(val, cpu_fpscr, 0x003fffff);
|
||||
addr = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_subi_i32(addr, REG(B11_8), 4);
|
||||
tcg_gen_qemu_st32(val, addr, ctx->memidx);
|
||||
tcg_temp_free(addr);
|
||||
tcg_temp_free(val);
|
||||
tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
|
||||
}
|
||||
return;
|
||||
case 0x00c3: /* movca.l R0,@Rm */
|
||||
tcg_gen_qemu_st32(REG(0), REG(B11_8), ctx->memidx);
|
||||
@ -1164,27 +1383,47 @@ void _decode_opc(DisasContext * ctx)
|
||||
tcg_gen_andi_i32(REG(B11_8), cpu_sr, SR_T);
|
||||
return;
|
||||
case 0x0093: /* ocbi @Rn */
|
||||
tcg_gen_qemu_ld32s(cpu_T[0], REG(B11_8), ctx->memidx);
|
||||
{
|
||||
TCGv dummy = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld32s(dummy, REG(B11_8), ctx->memidx);
|
||||
tcg_temp_free(dummy);
|
||||
}
|
||||
return;
|
||||
case 0x00a3: /* ocbp @Rn */
|
||||
tcg_gen_qemu_ld32s(cpu_T[0], REG(B11_8), ctx->memidx);
|
||||
{
|
||||
TCGv dummy = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld32s(dummy, REG(B11_8), ctx->memidx);
|
||||
tcg_temp_free(dummy);
|
||||
}
|
||||
return;
|
||||
case 0x00b3: /* ocbwb @Rn */
|
||||
tcg_gen_qemu_ld32s(cpu_T[0], REG(B11_8), ctx->memidx);
|
||||
{
|
||||
TCGv dummy = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld32s(dummy, REG(B11_8), ctx->memidx);
|
||||
tcg_temp_free(dummy);
|
||||
}
|
||||
return;
|
||||
case 0x0083: /* pref @Rn */
|
||||
return;
|
||||
case 0x4024: /* rotcl Rn */
|
||||
tcg_gen_mov_i32(cpu_T[0], cpu_sr);
|
||||
gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 31);
|
||||
tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 1);
|
||||
gen_copy_bit_i32(REG(B11_8), 0, cpu_T[0], 0);
|
||||
{
|
||||
TCGv tmp = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_mov_i32(tmp, cpu_sr);
|
||||
gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 31);
|
||||
tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 1);
|
||||
gen_copy_bit_i32(REG(B11_8), 0, tmp, 0);
|
||||
tcg_temp_free(tmp);
|
||||
}
|
||||
return;
|
||||
case 0x4025: /* rotcr Rn */
|
||||
tcg_gen_mov_i32(cpu_T[0], cpu_sr);
|
||||
gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 0);
|
||||
tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 1);
|
||||
gen_copy_bit_i32(REG(B11_8), 31, cpu_T[0], 0);
|
||||
{
|
||||
TCGv tmp = tcg_temp_new(TCG_TYPE_I32);
|
||||
tcg_gen_mov_i32(tmp, cpu_sr);
|
||||
gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 0);
|
||||
tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 1);
|
||||
gen_copy_bit_i32(REG(B11_8), 31, tmp, 0);
|
||||
tcg_temp_free(tmp);
|
||||
}
|
||||
return;
|
||||
case 0x4004: /* rotl Rn */
|
||||
gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 31);
|
||||
@ -1228,11 +1467,18 @@ void _decode_opc(DisasContext * ctx)
|
||||
tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 16);
|
||||
return;
|
||||
case 0x401b: /* tas.b @Rn */
|
||||
tcg_gen_mov_i32(cpu_T[1], REG(B11_8));
|
||||
tcg_gen_qemu_ld8u(cpu_T[0], cpu_T[1], ctx->memidx);
|
||||
gen_cmp_imm(TCG_COND_EQ, cpu_T[0], 0);
|
||||
tcg_gen_ori_i32(cpu_T[0], cpu_T[0], 0x80);
|
||||
tcg_gen_qemu_st8(cpu_T[0], cpu_T[1], ctx->memidx);
|
||||
{
|
||||
TCGv addr, val;
|
||||
addr = tcg_temp_local_new(TCG_TYPE_I32);
|
||||
tcg_gen_mov_i32(addr, REG(B11_8));
|
||||
val = tcg_temp_local_new(TCG_TYPE_I32);
|
||||
tcg_gen_qemu_ld8u(val, addr, ctx->memidx);
|
||||
gen_cmp_imm(TCG_COND_EQ, val, 0);
|
||||
tcg_gen_ori_i32(val, val, 0x80);
|
||||
tcg_gen_qemu_st8(val, addr, ctx->memidx);
|
||||
tcg_temp_free(val);
|
||||
tcg_temp_free(addr);
|
||||
}
|
||||
return;
|
||||
case 0xf00d: /* fsts FPUL,FRn - FPSCR: Nothing */
|
||||
gen_op_movl_fpul_FT0();
|
||||
|
||||
Loading…
Reference in New Issue
Block a user