mirror of
https://github.com/holub/mame
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cpu/c33: Added synthetics for ext %rs prefix.
This commit is contained in:
Vas Crabb
parent
41a8563e8a
commit
53c1578555
@ -72,39 +72,39 @@ std::pair<char const *, unsigned> const class_0_00_ops[32] = {
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{ "jp.d %%r%1$u", 4 }, // 000 0011 1 10 00
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{ nullptr, 0 } };
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std::tuple<char const *, bool, bool> const class_0_01_ops[32] = {
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{ "push %%r%1$u", false, false }, // 000 0000 000 01
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{ "pop %%r%1$u", false, false }, // 000 0000 001 01
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{ "pushs %%r%2$u", true, false }, // 000 0000 010 01
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{ "pops %%r%2$u", true, false }, // 000 0000 011 01
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{ "mac.w %%r%1$u", false, false }, // 000 0000 100 01
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{ "mac.hw %%r%1$u", false, false }, // 000 0000 101 01
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{ "macclr", false, true }, // 000 0000 110 01
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{ "ld.cf", false, true }, // 000 0000 111 01
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{ "divu.w %%r%1$u", false, false }, // 000 0001 000 01
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{ "div.w %%r%1$u", false, false }, // 000 0001 001 01
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{ "repeat %%r%1$u", false, false }, // 000 0001 010 01
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{ "repeat %1$u", false, false }, // 000 0001 011 01
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{ nullptr, false, false },
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{ "add %%r%1$u,%%dp", false, false }, // 000 0001 101 01
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false },
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{ nullptr, false, false } };
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std::tuple<char const *, char const *, char const *, bool, bool> const class_0_01_ops[32] = {
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{ "push %%r%1$u", nullptr, nullptr, false, false }, // 000 0000 000 01
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{ "pop %%r%1$u", nullptr, nullptr, false, false }, // 000 0000 001 01
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{ "pushs %%r%3$s", nullptr, nullptr, true, false }, // 000 0000 010 01
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{ "pops %%r%3$s", nullptr, nullptr, true, false }, // 000 0000 011 01
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{ "mac.w %%r%1$u", nullptr, nullptr, false, false }, // 000 0000 100 01
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{ "mac.hw %%r%1$u", nullptr, nullptr, false, false }, // 000 0000 101 01
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{ "macclr", nullptr, nullptr, false, true }, // 000 0000 110 01
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{ "ld.cf", nullptr, nullptr, false, true }, // 000 0000 111 01
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{ "divu.w %%r%1$u", nullptr, nullptr, false, false }, // 000 0001 000 01
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{ "div.w %%r%1$u", nullptr, nullptr, false, false }, // 000 0001 001 01
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{ "repeat %%r%1$u", nullptr, nullptr, false, false }, // 000 0001 010 01
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{ "repeat %1$u", nullptr, nullptr, false, false }, // 000 0001 011 01
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{ nullptr, nullptr, nullptr, false, false },
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{ "add %%r%1$u,%%dp", "xadd %%r%1$u,%%dp,0x%2$x", "xadd %%r%1$u,%%dp,%%r%2$u", false, false }, // 000 0001 101 01
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false },
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{ nullptr, nullptr, nullptr, false, false } };
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std::pair<char const *, char const *> const class_0_jumps[16] = {
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{ nullptr, nullptr },
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@ -124,39 +124,39 @@ std::pair<char const *, char const *> const class_0_jumps[16] = {
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{ "call%1$s 0x%2$x", "xcall%1$s 0x%2$x" }, // 000 1110
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{ "jp%1$s 0x%2$x", "xjp%1$s 0x%2$x" } }; // 000 1111
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std::pair<char const *, char const *> const class_1_ops[32] = {
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{ "ld.b %%r%1$u,[%%r%2$u]", "xld.b %%r%1$u,[%%r%2$u + 0x%4$x]" }, // 001 000 00
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{ "ld.b %%r%1$u,[%%r%2$u]+", nullptr }, // 001 000 01
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{ "add %%r%1$u,%%r%2$u", "xadd %%r%1$u,%%r%2$u,0x%4$x" }, // 001 000 10
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{ "srl %%r%1$u,%3$u", nullptr }, // 001 000 11
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{ "ld.ub %%r%1$u,[%%r%2$u]", "xld.ub %%r%1$u,[%%r%2$u + 0x%4$x]" }, // 001 001 00
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{ "ld.ub %%r%1$u,[%%r%2$u]+", nullptr }, // 001 001 01
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{ "sub %%r%1$u,%%r%2$u", "xsub %%r%1$u,%%r%2$u,0x%4$x" }, // 001 001 10
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{ "sll %%r%1$u,%3$u", nullptr }, // 001 001 11
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{ "ld.h %%r%1$u,[%%r%2$u]", "xld.h %%r%1$u,[%%r%2$u + 0x%4$x]" }, // 001 010 00
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{ "ld.h %%r%1$u,[%%r%2$u]+", nullptr }, // 001 010 01
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{ "cmp %%r%1$u,%%r%2$u", nullptr }, // 001 010 10
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{ "sra %%r%1$u,%3$u", nullptr }, // 001 010 11
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{ "ld.uh %%r%1$u,[%%r%2$u]", "xld.uh %%r%1$u,[%%r%2$u + 0x%4$x]" }, // 001 011 00
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{ "ld.uh %%r%1$u,[%%r%2$u]+", nullptr }, // 001 011 01
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{ "ld.w %%r%1$u,%%r%2$u", nullptr }, // 001 011 10
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{ "sla %%r%1$u,%3$u", nullptr }, // 001 011 11
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{ "ld.w %%r%1$u,[%%r%2$u]", "xld.w %%r%1$u,[%%r%2$u + 0x%4$x]" }, // 001 100 00
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{ "ld.w %%r%1$u,[%%r%2$u]+", nullptr }, // 001 100 01
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{ "and %%r%1$u,%%r%2$u", "xand %%r%1$u,%%r%2$u,0x%4$x" }, // 001 100 10
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{ "rr %%r%1$u,%3$u", nullptr }, // 001 100 11
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{ "ld.b [%%r%2$u],%%r%1$u", "xld.b [%%r%2$u + 0x%4$x],%%r%1$u" }, // 001 101 00
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{ "ld.b [%%r%2$u]+,%%r%1$u", nullptr }, // 001 101 01
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{ "or %%r%1$u,%%r%2$u", "xoor %%r%1$u,%%r%2$u,0x%4$x" }, // 001 101 10
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{ "rl %%r%1$u,%3$u", nullptr }, // 001 101 11
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{ "ld.h [%%r%2$u],%%r%1$u", "xld.h [%%r%2$u + 0x%4$x],%%r%1$u" }, // 001 110 00
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{ "ld.h [%%r%2$u]+,%%r%1$u", nullptr }, // 001 110 01
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{ "xor %%r%1$u,%%r%2$u", "xxor %%r%1$u,%%r%2$u,0x%4$x" }, // 001 110 10
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{ nullptr, nullptr },
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{ "ld.w [%%r%2$u],%%r%1$u", "xld.w [%%r%2$u + 0x%4$x],%%r%1$u" }, // 001 111 00
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{ "ld.w [%%r%2$u]+,%%r%1$u", nullptr }, // 001 111 01
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{ "not %%r%1$u,%%r%2$u", nullptr }, // 001 111 10
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{ nullptr, nullptr } };
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std::tuple<char const *, char const *, char const *> const class_1_ops[32] = {
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{ "ld.b %%r%1$u,[%%r%2$u]", "xld.b %%r%1$u,[%%r%2$u + 0x%4$x]", "xld.b %%r%1$u,[%%r%2$u + %%r%4$u]" }, // 001 000 00
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{ "ld.b %%r%1$u,[%%r%2$u]+", nullptr, nullptr }, // 001 000 01
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{ "add %%r%1$u,%%r%2$u", "xadd %%r%1$u,%%r%2$u,0x%4$x", "xadd %%r%1$u,%%r%2$u,%%r%4$u" }, // 001 000 10
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{ "srl %%r%1$u,%3$u", nullptr, "xsrl %%r%1$u,%%r%4$u,%3$u" }, // 001 000 11
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{ "ld.ub %%r%1$u,[%%r%2$u]", "xld.ub %%r%1$u,[%%r%2$u + 0x%4$x]", "xld.ub %%r%1$u,[%%r%2$u + %%r%4$u]" }, // 001 001 00
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{ "ld.ub %%r%1$u,[%%r%2$u]+", nullptr, nullptr }, // 001 001 01
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{ "sub %%r%1$u,%%r%2$u", "xsub %%r%1$u,%%r%2$u,0x%4$x", "xsub %%r%1$u,%%r%2$u,%%r%4$u" }, // 001 001 10
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{ "sll %%r%1$u,%3$u", nullptr, "xsll %%r%1$u,%%r%4$u,%3$u" }, // 001 001 11
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{ "ld.h %%r%1$u,[%%r%2$u]", "xld.h %%r%1$u,[%%r%2$u + 0x%4$x]", "xld.h %%r%1$u,[%%r%2$u + %%r%4$u]" }, // 001 010 00
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{ "ld.h %%r%1$u,[%%r%2$u]+", nullptr, nullptr }, // 001 010 01
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{ "cmp %%r%1$u,%%r%2$u", nullptr, nullptr }, // 001 010 10
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{ "sra %%r%1$u,%3$u", nullptr, "xsra %%r%1$u,%%r%4$u,%3$u" }, // 001 010 11
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{ "ld.uh %%r%1$u,[%%r%2$u]", "xld.uh %%r%1$u,[%%r%2$u + 0x%4$x]", "xld.uh %%r%1$u,[%%r%2$u + %%r%4$u]" }, // 001 011 00
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{ "ld.uh %%r%1$u,[%%r%2$u]+", nullptr, nullptr }, // 001 011 01
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{ "ld.w %%r%1$u,%%r%2$u", nullptr, nullptr }, // 001 011 10
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{ "sla %%r%1$u,%3$u", nullptr, "xsla %%r%1$u,%%r%4$u,%3$u" }, // 001 011 11
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{ "ld.w %%r%1$u,[%%r%2$u]", "xld.w %%r%1$u,[%%r%2$u + 0x%4$x]", "xld.w %%r%1$u,[%%r%2$u + %%r%4$u]" }, // 001 100 00
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{ "ld.w %%r%1$u,[%%r%2$u]+", nullptr, nullptr }, // 001 100 01
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{ "and %%r%1$u,%%r%2$u", "xand %%r%1$u,%%r%2$u,0x%4$x", "xand %%r%1$u,%%r%2$u,%%r%4$u" }, // 001 100 10
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{ "rr %%r%1$u,%3$u", nullptr, "xrr %%r%1$u,%%r%4$u,%3$u" }, // 001 100 11
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{ "ld.b [%%r%2$u],%%r%1$u", "xld.b [%%r%2$u + 0x%4$x],%%r%1$u", "xld.b [%%r%2$u + %%r%4$u],%%r%1$u" }, // 001 101 00
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{ "ld.b [%%r%2$u]+,%%r%1$u", nullptr, nullptr }, // 001 101 01
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{ "or %%r%1$u,%%r%2$u", "xoor %%r%1$u,%%r%2$u,0x%4$x", "xoor %%r%1$u,%%r%2$u,%%r%4$u" }, // 001 101 10
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{ "rl %%r%1$u,%3$u", nullptr, "xrl %%r%1$u,%%r%4$u,%3$u" }, // 001 101 11
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{ "ld.h [%%r%2$u],%%r%1$u", "xld.h [%%r%2$u + 0x%4$x],%%r%1$u", "xld.h [%%r%2$u + %%r%4$u],%%r%1$u" }, // 001 110 00
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{ "ld.h [%%r%2$u]+,%%r%1$u", nullptr, nullptr }, // 001 110 01
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{ "xor %%r%1$u,%%r%2$u", "xxor %%r%1$u,%%r%2$u,0x%4$x", "xxor %%r%1$u,%%r%2$u,%%r%4$u" }, // 001 110 10
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{ nullptr, nullptr, nullptr },
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{ "ld.w [%%r%2$u],%%r%1$u", "xld.w [%%r%2$u + 0x%4$x],%%r%1$u", "xld.w [%%r%2$u + %%r%4$u],%%r%1$u" }, // 001 111 00
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{ "ld.w [%%r%2$u]+,%%r%1$u", nullptr, nullptr }, // 001 111 01
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{ "not %%r%1$u,%%r%2$u", nullptr, nullptr }, // 001 111 10
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{ nullptr, nullptr, nullptr } };
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char const *const class_1_ext_shifts[4] = {
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nullptr,
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@ -189,90 +189,90 @@ std::pair<char const *, bool> class_1_ext_3[4] = {
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{ "ext %%r%1$u,sll,%2$u", false } };
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std::tuple<char const *, char const *, unsigned> const class_2_3_ops[16] = {
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{ "ld.b %%r%1$u,[%%sp + 0x%2$x]", "xld.b %%r%1$u,[%%sp + 0x%2$x]",1 }, // 010 000
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{ "ld.ub %%r%1$u,[%%sp + 0x%2$x]", "xld.ub %%r%1$u,[%%sp + 0x%2$x]",1 }, // 010 001
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{ "ld.h %%r%1$u,[%%sp + 0x%2$x]", "xld.h %%r%1$u,[%%sp + 0x%2$x]",2 }, // 010 010
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{ "ld.uh %%r%1$u,[%%sp + 0x%2$x]", "xld.uh %%r%1$u,[%%sp + 0x%2$x]",2 }, // 010 011
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{ "ld.w %%r%1$u,[%%sp + 0x%2$x]", "xld.w %%r%1$u,[%%sp + 0x%2$x]",4 }, // 010 100
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{ "ld.b [%%sp + 0x%2$x],%%r%1$u", "xld.b [%%sp + 0x%2$x],%%r%1$u",1 }, // 010 101
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{ "ld.h [%%sp + 0x%2$x],%%r%1$u", "xld.h [%%sp + 0x%2$x],%%r%1$u",2 }, // 010 110
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{ "ld.w [%%sp + 0x%2$x],%%r%1$u", "xld.w [%%sp + 0x%2$x],%%r%1$u",4 }, // 010 111
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{ "add %%r%1$u,0x%2$x", "xadd %%r%1$u,0x%2$x", 1 }, // 011 000
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{ "sub %%r%1$u,0x%2$x", "xsub %%r%1$u,0x%2$x", 1 }, // 011 001
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{ "cmp %%r%1$u,%5$s0x%4$x", "xcmp %%r%1$u,%5$s0x%4$x", 1 }, // 011 010
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{ "ld.w %%r%1$u,%5$s0x%4$x", "xld.w %%r%1$u,%5$s0x%4$x", 1 }, // 011 011
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{ "and %%r%1$u,0x%3$x", "xand %%r%1$u,0x%3$x", 1 }, // 011 100
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{ "or %%r%1$u,0x%3$x", "xoor %%r%1$u,0x%3$x", 1 }, // 011 101
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{ "xor %%r%1$u,0x%3$x", "xxor %%r%1$u,0x%3$x", 1 }, // 011 110
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{ "not %%r%1$u,0x%3$x", "xnot %%r%1$u,0x%3$x", 1 } }; // 011 111
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{ "ld.b %%r%1$u,[%%sp + 0x%2$x]", "xld.b %%r%1$u,[%%sp + 0x%2$x]", 1 }, // 010 000
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{ "ld.ub %%r%1$u,[%%sp + 0x%2$x]", "xld.ub %%r%1$u,[%%sp + 0x%2$x]", 1 }, // 010 001
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{ "ld.h %%r%1$u,[%%sp + 0x%2$x]", "xld.h %%r%1$u,[%%sp + 0x%2$x]", 2 }, // 010 010
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{ "ld.uh %%r%1$u,[%%sp + 0x%2$x]", "xld.uh %%r%1$u,[%%sp + 0x%2$x]", 2 }, // 010 011
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{ "ld.w %%r%1$u,[%%sp + 0x%2$x]", "xld.w %%r%1$u,[%%sp + 0x%2$x]", 4 }, // 010 100
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{ "ld.b [%%sp + 0x%2$x],%%r%1$u", "xld.b [%%sp + 0x%2$x],%%r%1$u", 1 }, // 010 101
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{ "ld.h [%%sp + 0x%2$x],%%r%1$u", "xld.h [%%sp + 0x%2$x],%%r%1$u", 2 }, // 010 110
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{ "ld.w [%%sp + 0x%2$x],%%r%1$u", "xld.w [%%sp + 0x%2$x],%%r%1$u", 4 }, // 010 111
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{ "add %%r%1$u,0x%2$x", "xadd %%r%1$u,0x%2$x", 1 }, // 011 000
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{ "sub %%r%1$u,0x%2$x", "xsub %%r%1$u,0x%2$x", 1 }, // 011 001
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{ "cmp %%r%1$u,%5$s0x%4$x", "xcmp %%r%1$u,%5$s0x%4$x", 1 }, // 011 010
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{ "ld.w %%r%1$u,%5$s0x%4$x", "xld.w %%r%1$u,%5$s0x%4$x", 1 }, // 011 011
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{ "and %%r%1$u,0x%3$x", "xand %%r%1$u,0x%3$x", 1 }, // 011 100
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{ "or %%r%1$u,0x%3$x", "xoor %%r%1$u,0x%3$x", 1 }, // 011 101
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{ "xor %%r%1$u,0x%3$x", "xxor %%r%1$u,0x%3$x", 1 }, // 011 110
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{ "not %%r%1$u,0x%3$x", "xnot %%r%1$u,0x%3$x", 1 } }; // 011 111
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std::pair<char const *, bool> const class_4_ops[32] = {
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{ nullptr, false },
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{ nullptr, false },
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{ nullptr, false },
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{ nullptr, false },
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{ nullptr, false },
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{ nullptr, false },
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{ nullptr, false },
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{ nullptr, false },
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{ "srl %%r%1$u,%2$u", false }, // 100 010 00
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{ "srl %%r%1$u,%%r%2$u", false }, // 100 010 01
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{ "scan0 %%r%1$u,%%r%2$u", false }, // 100 010 10
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{ "div0s %%r%2$u", true }, // 100 010 11
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{ "sll %%r%1$u,%2$u", false }, // 100 011 00
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{ "sll %%r%1$u,%%r%2$u", false }, // 100 011 01
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{ "scan1 %%r%1$u,%%r%2$u", false }, // 100 011 10
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{ "div0u %%r%2$u", true }, // 100 011 11
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{ "sra %%r%1$u,%2$u", false }, // 100 100 00
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{ "sra %%r%1$u,%%r%2$u", false }, // 100 100 01
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{ "swap %%r%1$u,%%r%2$u", false }, // 100 100 10
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{ "div1 %%r%2$u", true }, // 100 100 11
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{ "sla %%r%1$u,%2$u", false }, // 100 101 00
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{ "sla %%r%1$u,%%r%2$u", false }, // 100 101 01
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{ "mirror %%r%1$u,%%r%2$u", false }, // 100 101 10
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{ "div2s %%r%2$u", true }, // 100 101 11
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{ "rr %%r%1$u,%2$u", false }, // 100 110 00
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{ "rr %%r%1$u,%%r%2$u", false }, // 100 110 01
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{ "swaph %%r%1$u,%%r%2$u", false }, // 100 110 10
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{ "div3s %%r%2$u", true }, // 100 110 11
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{ "rl %%r%1$u,%2$u", false }, // 100 111 00
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{ "rl %%r%1$u,%%r%2$u", false }, // 100 111 01
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{ "sat.b %%r%1$u,%%r%2$u", false }, // 100 111 10
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{ "sat.ub %%r%1$u,%%r%2$u", false } }; // 100 111 11
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std::tuple<char const *, char const *, bool> const class_4_ops[32] = {
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{ nullptr, nullptr, false },
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{ nullptr, nullptr, false },
|
||||
{ nullptr, nullptr, false },
|
||||
{ nullptr, nullptr, false },
|
||||
{ nullptr, nullptr, false },
|
||||
{ nullptr, nullptr, false },
|
||||
{ nullptr, nullptr, false },
|
||||
{ nullptr, nullptr, false },
|
||||
{ "srl %%r%1$u,%2$u", "xsrl %%r%1$u,%%r%3$u,%2$u", false }, // 100 010 00
|
||||
{ "srl %%r%1$u,%%r%2$u", "xsrl %%r%1$u,%%r%3$u,%%r%2$u", false }, // 100 010 01
|
||||
{ "scan0 %%r%1$u,%%r%2$u", nullptr, false }, // 100 010 10
|
||||
{ "div0s %%r%2$u", nullptr, true }, // 100 010 11
|
||||
{ "sll %%r%1$u,%2$u", "xsll %%r%1$u,%%r%3$u,%2$u", false }, // 100 011 00
|
||||
{ "sll %%r%1$u,%%r%2$u", "xsll %%r%1$u,%%r%3$u,%%r%2$u", false }, // 100 011 01
|
||||
{ "scan1 %%r%1$u,%%r%2$u", nullptr, false }, // 100 011 10
|
||||
{ "div0u %%r%2$u", nullptr, true }, // 100 011 11
|
||||
{ "sra %%r%1$u,%2$u", "xsra %%r%1$u,%%r%3$u,%2$u", false }, // 100 100 00
|
||||
{ "sra %%r%1$u,%%r%2$u", "xsra %%r%1$u,%%r%3$u,%%r%2$u", false }, // 100 100 01
|
||||
{ "swap %%r%1$u,%%r%2$u", nullptr, false }, // 100 100 10
|
||||
{ "div1 %%r%2$u", nullptr, true }, // 100 100 11
|
||||
{ "sla %%r%1$u,%2$u", "xsla %%r%1$u,%%r%3$u,%2$u", false }, // 100 101 00
|
||||
{ "sla %%r%1$u,%%r%2$u", "xsla %%r%1$u,%%r%3$u,%%r%2$u", false }, // 100 101 01
|
||||
{ "mirror %%r%1$u,%%r%2$u", nullptr, false }, // 100 101 10
|
||||
{ "div2s %%r%2$u", nullptr, true }, // 100 101 11
|
||||
{ "rr %%r%1$u,%2$u", "xrr %%r%1$u,%%r%3$u,%2$u", false }, // 100 110 00
|
||||
{ "rr %%r%1$u,%%r%2$u", "xrr %%r%1$u,%%r%3$u,%%r%2$u", false }, // 100 110 01
|
||||
{ "swaph %%r%1$u,%%r%2$u", nullptr, false }, // 100 110 10
|
||||
{ "div3s %%r%2$u", nullptr, true }, // 100 110 11
|
||||
{ "rl %%r%1$u,%2$u", "xrl %%r%1$u,%%r%3$u,%2$u", false }, // 100 111 00
|
||||
{ "rl %%r%1$u,%%r%2$u", "xrl %%r%1$u,%%r%3$u,%%r%2$u", false }, // 100 111 01
|
||||
{ "sat.b %%r%1$u,%%r%2$u", nullptr, false }, // 100 111 10
|
||||
{ "sat.ub %%r%1$u,%%r%2$u", nullptr, false } }; // 100 111 11
|
||||
|
||||
std::tuple<char const *, char const *, unsigned, unsigned> const class_5_ops[32] = {
|
||||
{ "ld.w %4$s,%%r%2$d", nullptr, 4, 1 }, // 101 000 00
|
||||
{ "ld.b %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 000 01
|
||||
{ "mlt.h %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 000 10
|
||||
{ "mlt.hw %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 000 11
|
||||
{ "ld.w %%r%1$d,%4$s", nullptr, 4, 2 }, // 101 001 00
|
||||
{ "ld.ub %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 001 01
|
||||
{ "mltu.h %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 001 10
|
||||
{ "mac1.h %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 001 11
|
||||
{ "btst [%%r%2$u],%1$u", "xbtst [%%r%2$u + 0x%3$x],%1$u", 3, 0 }, // 101 010 00
|
||||
{ "ld.h %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 010 01
|
||||
{ "mlt.w %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 010 10
|
||||
{ "mac1.hw %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 010 11
|
||||
{ "bclr [%%r%2$u],%1$u", "xbclr [%%r%2$u + 0x%3$x],%1$u", 3, 0 }, // 101 011 00
|
||||
{ "ld.uh %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 011 01
|
||||
{ "mltu.w %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 011 10
|
||||
{ nullptr, nullptr, 0, 0 },
|
||||
{ "bset [%%r%2$u],%1$u", "xbset [%%r%2$u + 0x%3$x],%1$u", 3, 0 }, // 101 100 00
|
||||
{ "ld.c %%r%1$u,0x%2$x", nullptr, 4, 0 }, // 101 100 01
|
||||
{ "mac %%r%2$u", nullptr, 0, 0 }, // 101 100 10
|
||||
{ "mac1.w %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 100 11
|
||||
{ "bnot [%%r%2$u],%1$u", "xbnot [%%r%2$u + 0x%3$x],%1$u", 3, 0 }, // 101 101 00
|
||||
{ "ld.c 0x%2$x,%%r%1$u", nullptr, 4, 0 }, // 101 101 01
|
||||
{ "sat.h %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 101 10
|
||||
{ "sat.uh %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 101 11
|
||||
{ "addc %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 110 00
|
||||
{ "loop %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 110 01
|
||||
{ "loop %%r%1$u,%2$u", nullptr, 4, 0 }, // 101 110 10
|
||||
{ "loop %1$u,%2$u", nullptr, 4, 0 }, // 101 110 11
|
||||
{ "sbc %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 111 00
|
||||
{ "sat.w %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 111 01
|
||||
{ "sat.uw %%r%1$u,%%r%2$u", nullptr, 4, 0 }, // 101 111 10
|
||||
{ nullptr, nullptr, 0, 0 } };
|
||||
std::tuple<char const *, char const *, char const *, unsigned, unsigned> const class_5_ops[32] = {
|
||||
{ "ld.w %4$s,%%r%2$d", nullptr, nullptr, 4, 1 }, // 101 000 00
|
||||
{ "ld.b %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 000 01
|
||||
{ "mlt.h %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 000 10
|
||||
{ "mlt.hw %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 000 11
|
||||
{ "ld.w %%r%1$d,%4$s", nullptr, nullptr, 4, 2 }, // 101 001 00
|
||||
{ "ld.ub %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 001 01
|
||||
{ "mltu.h %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 001 10
|
||||
{ "mac1.h %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 001 11
|
||||
{ "btst [%%r%2$u],%1$u", "xbtst [%%r%2$u + 0x%3$x],%1$u", nullptr, 3, 0 }, // 101 010 00
|
||||
{ "ld.h %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 010 01
|
||||
{ "mlt.w %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 010 10
|
||||
{ "mac1.hw %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 010 11
|
||||
{ "bclr [%%r%2$u],%1$u", "xbclr [%%r%2$u + 0x%3$x],%1$u", nullptr, 3, 0 }, // 101 011 00
|
||||
{ "ld.uh %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 011 01
|
||||
{ "mltu.w %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 011 10
|
||||
{ nullptr, nullptr, nullptr, 0, 0 },
|
||||
{ "bset [%%r%2$u],%1$u", "xbset [%%r%2$u + 0x%3$x],%1$u", nullptr, 3, 0 }, // 101 100 00
|
||||
{ "ld.c %%r%1$u,0x%2$x", nullptr, nullptr, 4, 0 }, // 101 100 01
|
||||
{ "mac %%r%2$u", nullptr, nullptr, 0, 0 }, // 101 100 10
|
||||
{ "mac1.w %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 100 11
|
||||
{ "bnot [%%r%2$u],%1$u", "xbnot [%%r%2$u + 0x%3$x],%1$u", nullptr, 3, 0 }, // 101 101 00
|
||||
{ "ld.c 0x%2$x,%%r%1$u", nullptr, nullptr, 4, 0 }, // 101 101 01
|
||||
{ "sat.h %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 101 10
|
||||
{ "sat.uh %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 101 11
|
||||
{ "adc %%r%1$u,%%r%2$u", nullptr, "xadc %%r%1$u,%%r%2$u,%%r%3$u", 4, 0 }, // 101 110 00
|
||||
{ "loop %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 110 01
|
||||
{ "loop %%r%1$u,%2$u", nullptr, nullptr, 4, 0 }, // 101 110 10
|
||||
{ "loop %1$u,%2$u", nullptr, nullptr, 4, 0 }, // 101 110 11
|
||||
{ "sbc %%r%1$u,%%r%2$u", nullptr, "xsbc %%r%1$u,%%r%2$u,%%r%3$u", 4, 0 }, // 101 111 00
|
||||
{ "sat.w %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 111 01
|
||||
{ "sat.uw %%r%1$u,%%r%2$u", nullptr, nullptr, 4, 0 }, // 101 111 10
|
||||
{ nullptr, nullptr, nullptr, 0, 0 } };
|
||||
|
||||
std::tuple<char const *, char const *, unsigned> const class_7_ops[8] = {
|
||||
{ "ld.b %%r%1$u,[%%dp + 0x%2$x]", "xld.b %%r%1$u,[%%dp + 0x%2$x]", 1 }, // 111 000
|
||||
@ -286,6 +286,65 @@ std::tuple<char const *, char const *, unsigned> const class_7_ops[8] = {
|
||||
|
||||
} // anonymous namespace
|
||||
|
||||
|
||||
struct c33_disassembler::ext_info
|
||||
{
|
||||
offs_t size() const
|
||||
{
|
||||
switch (type)
|
||||
{
|
||||
case ext_type::NONE:
|
||||
return 0;
|
||||
case ext_type::IMM13:
|
||||
return 2;
|
||||
case ext_type::IMM26:
|
||||
return 4;
|
||||
case ext_type::REG:
|
||||
return 2;
|
||||
}
|
||||
|
||||
throw false; // something is very wrong if we get here
|
||||
}
|
||||
|
||||
unsigned bits() const
|
||||
{
|
||||
switch (type)
|
||||
{
|
||||
case ext_type::NONE:
|
||||
return 0;
|
||||
case ext_type::IMM13:
|
||||
return 13;
|
||||
case ext_type::IMM26:
|
||||
return 26;
|
||||
case ext_type::REG:
|
||||
return 4;
|
||||
}
|
||||
|
||||
throw false; // something is very wrong if we get here
|
||||
}
|
||||
|
||||
char const *inst(char const *base, char const *ext_imm, char const *ext_reg) const
|
||||
{
|
||||
switch (type)
|
||||
{
|
||||
case ext_type::NONE:
|
||||
return base;
|
||||
case ext_type::IMM13:
|
||||
case ext_type::IMM26:
|
||||
return ext_imm;
|
||||
case ext_type::REG:
|
||||
return ext_reg;
|
||||
}
|
||||
|
||||
throw false; // something is very wrong if we get here
|
||||
}
|
||||
|
||||
ext_type type = ext_type::NONE;
|
||||
u32 val = 0;
|
||||
u16 op = 0;
|
||||
};
|
||||
|
||||
|
||||
c33_disassembler::c33_disassembler()
|
||||
{
|
||||
}
|
||||
@ -305,64 +364,77 @@ offs_t c33_disassembler::disassemble(
|
||||
{
|
||||
u16 op;
|
||||
|
||||
u32 ext_imm = 0;
|
||||
unsigned ext_count = 0;
|
||||
ext_info ext;
|
||||
op = opcodes.r16(pc);
|
||||
if (BIT(op, 13, 3) == 6)
|
||||
{
|
||||
ext_imm = BIT(op, 0, 13);
|
||||
ext_count = 1;
|
||||
ext.type = ext_type::IMM13;
|
||||
ext.val = BIT(op, 0, 13);
|
||||
ext.op = op;
|
||||
op = opcodes.r16(pc + 2);
|
||||
if (BIT(op, 13, 3) == 6)
|
||||
{
|
||||
ext_imm = (ext_imm << 13) | BIT(op, 0, 13);
|
||||
ext_count = 2;
|
||||
ext.type = ext_type::IMM26;
|
||||
ext.val = (ext.val << 13) | BIT(op, 0, 13);
|
||||
op = opcodes.r16(pc + 4);
|
||||
}
|
||||
}
|
||||
else if ((op & 0b111'111'11'0000'1111) == 0b001'111'11'0000'0000)
|
||||
{
|
||||
ext.type = ext_type::REG;
|
||||
ext.val = BIT(op, 4, 4);
|
||||
ext.op = op;
|
||||
op = opcodes.r16(pc + 2);
|
||||
}
|
||||
|
||||
return dasm(stream, pc, op, ext);
|
||||
}
|
||||
|
||||
|
||||
offs_t c33_disassembler::dasm(std::ostream &stream, offs_t pc, u16 op, ext_info const &ext) const
|
||||
{
|
||||
switch (BIT(op, 13, 3))
|
||||
{
|
||||
case 0:
|
||||
if (offs_t const r = dasm_class_0(stream, pc, op, ext_imm, ext_count); r)
|
||||
if (offs_t const r = dasm_class_0(stream, pc, op, ext); r)
|
||||
return r;
|
||||
break;
|
||||
case 1:
|
||||
if (offs_t const r = dasm_class_1(stream, op, ext_imm, ext_count); r)
|
||||
if (offs_t const r = dasm_class_1(stream, op, ext); r)
|
||||
return r;
|
||||
break;
|
||||
case 2:
|
||||
case 3:
|
||||
if (offs_t const r = dasm_class_2_3(stream, op, ext_imm, ext_count); r)
|
||||
if (offs_t const r = dasm_class_2_3(stream, op, ext); r)
|
||||
return r;
|
||||
break;
|
||||
case 4:
|
||||
if (offs_t const r = dasm_class_4(stream, op, ext_imm, ext_count); r)
|
||||
if (offs_t const r = dasm_class_4(stream, op, ext); r)
|
||||
return r;
|
||||
break;
|
||||
case 5:
|
||||
if (offs_t const r = dasm_class_5(stream, op, ext_imm, ext_count); r)
|
||||
if (offs_t const r = dasm_class_5(stream, op, ext); r)
|
||||
return r;
|
||||
break;
|
||||
case 6:
|
||||
if (offs_t const r = dasm_class_6(stream, op, ext_imm, ext_count); r)
|
||||
if (offs_t const r = dasm_class_6(stream, op, ext); r)
|
||||
return r;
|
||||
break;
|
||||
case 7:
|
||||
if (offs_t const r = dasm_class_7(stream, op, ext_imm, ext_count); r)
|
||||
if (offs_t const r = dasm_class_7(stream, op, ext); r)
|
||||
return r;
|
||||
break;
|
||||
};
|
||||
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
if (ext_type::NONE != ext.type)
|
||||
return dasm(stream, pc, ext.op, ext_info());
|
||||
|
||||
stream << "<invalid>";
|
||||
return 2;
|
||||
}
|
||||
|
||||
|
||||
offs_t c33_disassembler::dasm_class_0(std::ostream &stream, offs_t pc, u16 op, u32 ext_imm, unsigned ext_count) const
|
||||
offs_t c33_disassembler::dasm_class_0(std::ostream &stream, offs_t pc, u16 op, ext_info const &ext) const
|
||||
{
|
||||
switch (BIT(op, 9, 4))
|
||||
{
|
||||
@ -375,8 +447,8 @@ offs_t c33_disassembler::dasm_class_0(std::ostream &stream, offs_t pc, u16 op, u
|
||||
auto const [inst, target_bits] = class_0_00_ops[BIT(op, 6, 5)];
|
||||
if (inst && ((4 == target_bits) || !BIT(op, target_bits, 4 - target_bits)))
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
if (ext_type::NONE != ext.type)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, inst, BIT(op, 0, 4));
|
||||
return 2;
|
||||
@ -384,37 +456,42 @@ offs_t c33_disassembler::dasm_class_0(std::ostream &stream, offs_t pc, u16 op, u
|
||||
}
|
||||
else if (BIT(op, 4, 2) == 1)
|
||||
{
|
||||
auto const [inst, use_special_reg, no_arg] = class_0_01_ops[BIT(op, 6, 5)];
|
||||
auto const [inst, inst_ext_imm, inst_ext_reg, use_special_reg, no_arg] = class_0_01_ops[BIT(op, 6, 5)];
|
||||
char const *const special_reg = use_special_reg ? special_reg_names[BIT(op, 0, 4)] : nullptr;
|
||||
if (inst && (!use_special_reg || special_reg) && (!no_arg || !BIT(op, 0, 4)))
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
char const *const fmt = ext.inst(inst, inst_ext_imm, inst_ext_reg);
|
||||
if (!fmt)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, inst, BIT(op, 0, 4), special_reg);
|
||||
return 2;
|
||||
util::stream_format(stream, fmt, BIT(op, 0, 4), ext.val, special_reg);
|
||||
return 2 + ext.size();
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
default:
|
||||
{
|
||||
s32 imm = (BIT(ext_imm, 16, 10) << 22) | (BIT(ext_imm, 0, 13) << 9) | (BIT(op, 0, 8) << 1);
|
||||
if (!ext_count)
|
||||
auto const [inst, inst_ext_imm] = class_0_jumps[BIT(op, 9, 5)];
|
||||
char const *const fmt = ext.inst(inst, inst_ext_imm, nullptr);
|
||||
if (!fmt)
|
||||
return 0;
|
||||
|
||||
s32 imm = (BIT(ext.val, 16, 10) << 22) | (BIT(ext.val, 0, 13) << 9) | (BIT(op, 0, 8) << 1);
|
||||
if (ext_type::NONE == ext.type)
|
||||
imm = util::sext(imm, 9);
|
||||
else if (1 == ext_count)
|
||||
else if (ext_type::IMM13 == ext.type)
|
||||
imm = util::sext(imm, 22);
|
||||
|
||||
auto const [inst, inst_ext] = class_0_jumps[BIT(op, 9, 5)];
|
||||
util::stream_format(stream, ext_count ? inst_ext : inst, BIT(op, 8) ? ".d" : " ", pc + (ext_count * 2) + imm);
|
||||
return 2 + (ext_count * 2);
|
||||
util::stream_format(stream, fmt, BIT(op, 8) ? ".d" : " ", pc + ext.size() + imm);
|
||||
return 2 + ext.size();
|
||||
}
|
||||
}
|
||||
|
||||
return 0; // catch invalid forms
|
||||
}
|
||||
|
||||
offs_t c33_disassembler::dasm_class_1(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const
|
||||
offs_t c33_disassembler::dasm_class_1(std::ostream &stream, u16 op, ext_info const &ext) const
|
||||
{
|
||||
switch (BIT(op, 8, 5))
|
||||
{
|
||||
@ -424,8 +501,8 @@ offs_t c33_disassembler::dasm_class_1(std::ostream &stream, u16 op, u32 ext_imm,
|
||||
char const *const inst = class_1_ext_shifts[BIT(op, 2, 2)];
|
||||
if (inst)
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
if (ext_type::NONE != ext.type)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, inst, BIT(op, 0, 2));
|
||||
return 2;
|
||||
@ -436,8 +513,8 @@ offs_t c33_disassembler::dasm_class_1(std::ostream &stream, u16 op, u32 ext_imm,
|
||||
char const *const inst = class_1_ext_predicates[BIT(op, 4, 4)];
|
||||
if (inst && !BIT(op, 0, 4))
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
if (ext_type::NONE != ext.type)
|
||||
return 0;
|
||||
|
||||
stream << inst;
|
||||
return 2;
|
||||
@ -450,8 +527,8 @@ offs_t c33_disassembler::dasm_class_1(std::ostream &stream, u16 op, u32 ext_imm,
|
||||
auto const [inst, no_imm] = class_1_ext_3[BIT(op, 2, 2)];
|
||||
if (!no_imm || !BIT(op, 0, 2))
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
if (ext_type::NONE != ext.type)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, inst, BIT(op, 4, 4), BIT(op, 0, 2));
|
||||
return 2;
|
||||
@ -461,12 +538,13 @@ offs_t c33_disassembler::dasm_class_1(std::ostream &stream, u16 op, u32 ext_imm,
|
||||
|
||||
default:
|
||||
{
|
||||
auto const [inst, inst_ext] = class_1_ops[BIT(op, 8, 5)];
|
||||
if (offs_t const r = max_ext(stream, inst_ext ? 2 : 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
auto const [inst, inst_ext_imm, inst_ext_reg] = class_1_ops[BIT(op, 8, 5)];
|
||||
char const *const fmt = ext.inst(inst, inst_ext_imm, inst_ext_reg);
|
||||
if (!fmt)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, ext_count ? inst_ext : inst, BIT(op, 0, 4), BIT(op, 4, 4), 0x10 | BIT(op, 4, 4), ext_imm);
|
||||
return 2 + (ext_count * 2);
|
||||
util::stream_format(stream, fmt, BIT(op, 0, 4), BIT(op, 4, 4), 0x10 | BIT(op, 4, 4), ext.val);
|
||||
return 2 + ext.size();
|
||||
}
|
||||
}
|
||||
|
||||
@ -474,46 +552,50 @@ offs_t c33_disassembler::dasm_class_1(std::ostream &stream, u16 op, u32 ext_imm,
|
||||
}
|
||||
|
||||
|
||||
offs_t c33_disassembler::dasm_class_2_3(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const
|
||||
offs_t c33_disassembler::dasm_class_2_3(std::ostream &stream, u16 op, ext_info const &ext) const
|
||||
{
|
||||
auto const [inst, inst_ext, mul] = class_2_3_ops[BIT(op, 10, 4)];
|
||||
auto const [inst, inst_ext_imm, mul] = class_2_3_ops[BIT(op, 10, 4)];
|
||||
char const *const fmt = ext.inst(inst, inst_ext_imm, nullptr);
|
||||
if (!fmt)
|
||||
return 0;
|
||||
|
||||
u8 const reg = BIT(op, 0, 4);
|
||||
u32 imm = (ext_imm << 6) | BIT(op, 4, 6);
|
||||
s32 simm = util::sext(imm, 6 + (ext_count * 13));
|
||||
u32 imm = (ext.val << 6) | BIT(op, 4, 6);
|
||||
s32 simm = util::sext(imm, 6 + ext.bits());
|
||||
u32 abs = std::abs(simm);
|
||||
char const *const sign = (0 > simm) ? "-" : "";
|
||||
if (!ext_count)
|
||||
if (ext_type::NONE == ext.type)
|
||||
{
|
||||
imm *= mul;
|
||||
simm *= mul;
|
||||
abs *= mul;
|
||||
}
|
||||
util::stream_format(stream, ext_count ? inst_ext : inst, reg, imm, simm, abs, sign);
|
||||
return 2 + (ext_count * 2);
|
||||
util::stream_format(stream, fmt, reg, imm, simm, abs, sign);
|
||||
return 2 + ext.size();
|
||||
}
|
||||
|
||||
|
||||
offs_t c33_disassembler::dasm_class_4(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const
|
||||
offs_t c33_disassembler::dasm_class_4(std::ostream &stream, u16 op, ext_info const &ext) const
|
||||
{
|
||||
if (BIT(op, 11, 2) == 0)
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
if (ext_type::NONE != ext.type)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, BIT(op, 10) ? "sub %%sp,0x%1$x" : "add %%sp,0x%1$x", BIT(op, 0, 10) * 4);
|
||||
return 2;
|
||||
}
|
||||
else
|
||||
{
|
||||
auto const [inst, no_dest] = class_4_ops[BIT(op, 8, 5)];
|
||||
auto const [inst, inst_ext_reg, no_dest] = class_4_ops[BIT(op, 8, 5)];
|
||||
if (!no_dest || !BIT(op, 0, 4))
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
char const *const fmt = ext.inst(inst, nullptr, inst_ext_reg);
|
||||
if (!fmt)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, inst, BIT(op, 0, 4), BIT(op, 4, 4));
|
||||
return 2;
|
||||
util::stream_format(stream, fmt, BIT(op, 0, 4), BIT(op, 4, 4), ext.val);
|
||||
return 2 + ext.size();
|
||||
}
|
||||
}
|
||||
|
||||
@ -521,43 +603,44 @@ offs_t c33_disassembler::dasm_class_4(std::ostream &stream, u16 op, u32 ext_imm,
|
||||
}
|
||||
|
||||
|
||||
offs_t c33_disassembler::dasm_class_5(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const
|
||||
offs_t c33_disassembler::dasm_class_5(std::ostream &stream, u16 op, ext_info const &ext) const
|
||||
{
|
||||
if (BIT(op, 6, 7) == 0b111'11'00)
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
if (ext_type::NONE != ext.type)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, "do.c 0x%1$x", BIT(op, 0, 6));
|
||||
return 2;
|
||||
}
|
||||
else if (BIT(op, 5, 8) == 0b111'11'01'0)
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
if (ext_type::NONE != ext.type)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, "psrset %1$u", BIT(op, 0, 5));
|
||||
return 2;
|
||||
}
|
||||
else if (BIT(op, 5, 8) == 0b111'11'10'0)
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
if (ext_type::NONE != ext.type)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, "psrclr %1$u", BIT(op, 0, 5));
|
||||
return 2;
|
||||
}
|
||||
else
|
||||
{
|
||||
auto const [inst, inst_ext, target_bits, special_reg_pos] = class_5_ops[BIT(op, 8, 5)];
|
||||
auto const [inst, inst_ext_imm, inst_ext_reg, target_bits, special_reg_pos] = class_5_ops[BIT(op, 8, 5)];
|
||||
char const *const special_reg = special_reg_pos ? special_reg_names[BIT(op, (special_reg_pos - 1) * 4, 4)] : nullptr;
|
||||
if (inst && (!special_reg_pos || special_reg) && ((4 == target_bits) || !BIT(op, target_bits, 4 - target_bits)))
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, inst_ext ? 2 : 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
char const *const fmt = ext.inst(inst, inst_ext_imm, inst_ext_reg);
|
||||
if (!fmt)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, ext_count ? inst_ext : inst, BIT(op, 0, 4), BIT(op, 4, 4), ext_imm, special_reg);
|
||||
return 2 + (ext_count * 2);
|
||||
util::stream_format(stream, fmt, BIT(op, 0, 4), BIT(op, 4, 4), ext.val, special_reg);
|
||||
return 2 + ext.size();
|
||||
}
|
||||
}
|
||||
|
||||
@ -565,38 +648,27 @@ offs_t c33_disassembler::dasm_class_5(std::ostream &stream, u16 op, u32 ext_imm,
|
||||
}
|
||||
|
||||
|
||||
offs_t c33_disassembler::dasm_class_6(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const
|
||||
offs_t c33_disassembler::dasm_class_6(std::ostream &stream, u16 op, ext_info const &ext) const
|
||||
{
|
||||
if (offs_t const r = max_ext(stream, 0, ext_imm, ext_count); r)
|
||||
return r;
|
||||
if (ext_type::NONE != ext.type)
|
||||
return 0;
|
||||
|
||||
util::stream_format(stream, "ext 0x%1$x", BIT(op, 0, 13));
|
||||
return 2;
|
||||
}
|
||||
|
||||
|
||||
offs_t c33_disassembler::dasm_class_7(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const
|
||||
offs_t c33_disassembler::dasm_class_7(std::ostream &stream, u16 op, ext_info const &ext) const
|
||||
{
|
||||
auto const [inst, inst_ext, mul] = class_7_ops[BIT(op, 10, 3)];
|
||||
auto const [inst, inst_ext_imm, mul] = class_7_ops[BIT(op, 10, 3)];
|
||||
char const *const fmt = ext.inst(inst, inst_ext_imm, nullptr);
|
||||
if (!fmt)
|
||||
return 0;
|
||||
|
||||
u8 const reg = BIT(op, 0, 4);
|
||||
u32 imm = (ext_imm << 6) | BIT(op, 4, 6);
|
||||
if (!ext_count)
|
||||
u32 imm = (ext.val << 6) | BIT(op, 4, 6);
|
||||
if (ext_type::NONE == ext.type)
|
||||
imm *= mul;
|
||||
util::stream_format(stream, ext_count ? inst_ext : inst, reg, imm);
|
||||
return 2 + (ext_count * 2);
|
||||
}
|
||||
|
||||
|
||||
offs_t c33_disassembler::max_ext(std::ostream &stream, unsigned max, u32 ext_imm, unsigned ext_count) const
|
||||
{
|
||||
if (max >= ext_count)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
util::stream_format(stream, "ext 0x%1$x", BIT(ext_imm, (ext_count - 1) * 13, 13));
|
||||
return 2;
|
||||
}
|
||||
util::stream_format(stream, fmt, reg, imm);
|
||||
return 2 + ext.size();
|
||||
}
|
||||
|
||||
@ -19,15 +19,19 @@ public:
|
||||
virtual offs_t disassemble(std::ostream &stream, offs_t pc, data_buffer const &opcodes, data_buffer const ¶ms) override;
|
||||
|
||||
private:
|
||||
offs_t dasm_class_0(std::ostream &stream, offs_t pc, u16 op, u32 ext_imm, unsigned ext_count) const;
|
||||
offs_t dasm_class_1(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const;
|
||||
offs_t dasm_class_2_3(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const;
|
||||
offs_t dasm_class_4(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const;
|
||||
offs_t dasm_class_6(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const;
|
||||
offs_t dasm_class_5(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const;
|
||||
offs_t dasm_class_7(std::ostream &stream, u16 op, u32 ext_imm, unsigned ext_count) const;
|
||||
enum class ext_type { NONE, IMM13, IMM26, REG };
|
||||
|
||||
offs_t max_ext(std::ostream &stream, unsigned max, u32 ext_imm, unsigned ext_count) const;
|
||||
struct ext_info;
|
||||
|
||||
offs_t dasm(std::ostream &stream, offs_t pc, u16 op, ext_info const &ext) const;
|
||||
|
||||
offs_t dasm_class_0(std::ostream &stream, offs_t pc, u16 op, ext_info const &ext) const;
|
||||
offs_t dasm_class_1(std::ostream &stream, u16 op, ext_info const &ext) const;
|
||||
offs_t dasm_class_2_3(std::ostream &stream, u16 op, ext_info const &ext) const;
|
||||
offs_t dasm_class_4(std::ostream &stream, u16 op, ext_info const &ext) const;
|
||||
offs_t dasm_class_6(std::ostream &stream, u16 op, ext_info const &ext) const;
|
||||
offs_t dasm_class_5(std::ostream &stream, u16 op, ext_info const &ext) const;
|
||||
offs_t dasm_class_7(std::ostream &stream, u16 op, ext_info const &ext) const;
|
||||
};
|
||||
|
||||
#endif // MAME_CPU_C33_C33DASM_H
|
||||
|
||||
Loading…
Reference in New Issue
Block a user