target-tricore: add SYS_RESTORE instruction of the v1.6 ISA
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de> Reviewed-by: Richard Henderson <rth@twiddle.net>
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@ -7792,10 +7792,12 @@ static void decode_rrrw_extract_insert(CPUTriCoreState *env, DisasContext *ctx)
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static void decode_sys_interrupts(CPUTriCoreState *env, DisasContext *ctx)
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static void decode_sys_interrupts(CPUTriCoreState *env, DisasContext *ctx)
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{
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{
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uint32_t op2;
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uint32_t op2;
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uint32_t r1;
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TCGLabel *l1;
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TCGLabel *l1;
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TCGv tmp;
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TCGv tmp;
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op2 = MASK_OP_SYS_OP2(ctx->opcode);
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op2 = MASK_OP_SYS_OP2(ctx->opcode);
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r1 = MASK_OP_SYS_S1D(ctx->opcode);
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switch (op2) {
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switch (op2) {
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case OPC2_32_SYS_DEBUG:
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case OPC2_32_SYS_DEBUG:
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@ -7844,6 +7846,14 @@ static void decode_sys_interrupts(CPUTriCoreState *env, DisasContext *ctx)
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case OPC2_32_SYS_SVLCX:
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case OPC2_32_SYS_SVLCX:
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gen_helper_svlcx(cpu_env);
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gen_helper_svlcx(cpu_env);
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break;
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break;
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case OPC2_32_SYS_RESTORE:
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if (tricore_feature(env, TRICORE_FEATURE_16)) {
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if ((ctx->hflags & TRICORE_HFLAG_KUU) == TRICORE_HFLAG_SM ||
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(ctx->hflags & TRICORE_HFLAG_KUU) == TRICORE_HFLAG_UM1) {
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tcg_gen_deposit_tl(cpu_ICR, cpu_ICR, cpu_gpr_d[r1], 8, 1);
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} /* else raise privilege trap */
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} /* else raise illegal opcode trap */
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break;
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case OPC2_32_SYS_TRAPSV:
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case OPC2_32_SYS_TRAPSV:
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/* TODO: raise sticky overflow trap */
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/* TODO: raise sticky overflow trap */
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break;
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break;
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@ -1434,4 +1434,5 @@ enum {
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OPC2_32_SYS_SVLCX = 0x08,
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OPC2_32_SYS_SVLCX = 0x08,
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OPC2_32_SYS_TRAPSV = 0x15,
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OPC2_32_SYS_TRAPSV = 0x15,
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OPC2_32_SYS_TRAPV = 0x14,
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OPC2_32_SYS_TRAPV = 0x14,
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OPC2_32_SYS_RESTORE = 0x0e,
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};
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};
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