mirror of https://github.com/xemu-project/xemu.git
target/xtensa: implement DIWBUI.P opcode
This is a recent addition to the set of data cache opcodes. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
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@ -466,6 +466,7 @@ struct XtensaConfig {
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unsigned icache_ways;
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unsigned icache_ways;
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unsigned dcache_ways;
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unsigned dcache_ways;
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unsigned dcache_line_bytes;
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uint32_t memctl_mask;
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uint32_t memctl_mask;
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XtensaMemory instrom;
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XtensaMemory instrom;
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@ -425,6 +425,7 @@
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#define CACHE_SECTION \
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#define CACHE_SECTION \
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.icache_ways = XCHAL_ICACHE_WAYS, \
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.icache_ways = XCHAL_ICACHE_WAYS, \
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.dcache_ways = XCHAL_DCACHE_WAYS, \
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.dcache_ways = XCHAL_DCACHE_WAYS, \
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.dcache_line_bytes = XCHAL_DCACHE_LINESIZE, \
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.memctl_mask = \
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.memctl_mask = \
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(XCHAL_ICACHE_SIZE ? MEMCTL_IUSEWAYS_MASK : 0) | \
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(XCHAL_ICACHE_SIZE ? MEMCTL_IUSEWAYS_MASK : 0) | \
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(XCHAL_DCACHE_SIZE ? \
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(XCHAL_DCACHE_SIZE ? \
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@ -1620,6 +1620,12 @@ static void translate_depbits(DisasContext *dc, const OpcodeArg arg[],
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arg[2].imm, arg[3].imm);
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arg[2].imm, arg[3].imm);
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}
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}
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static void translate_diwbuip(DisasContext *dc, const OpcodeArg arg[],
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const uint32_t par[])
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{
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tcg_gen_addi_i32(arg[0].out, arg[0].in, dc->config->dcache_line_bytes);
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}
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static bool test_ill_entry(DisasContext *dc, const OpcodeArg arg[],
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static bool test_ill_entry(DisasContext *dc, const OpcodeArg arg[],
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const uint32_t par[])
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const uint32_t par[])
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{
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{
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@ -3097,6 +3103,10 @@ static const XtensaOpcodeOps core_ops[] = {
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.name = "diwbi",
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.name = "diwbi",
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.translate = translate_nop,
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.translate = translate_nop,
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.op_flags = XTENSA_OP_PRIVILEGED,
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.op_flags = XTENSA_OP_PRIVILEGED,
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}, {
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.name = "diwbui.p",
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.translate = translate_diwbuip,
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.op_flags = XTENSA_OP_PRIVILEGED,
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}, {
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}, {
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.name = "dpfl",
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.name = "dpfl",
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.translate = translate_dcache,
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.translate = translate_dcache,
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