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sparc: Add support for over/out disassembler flags

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This commit is contained in:
AJR 2021-10-12 23:53:41 -04:00
parent e9db0518e7
commit a15538b4ae
1 changed files with 10 additions and 6 deletions
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16
src/devices/cpu/sparc/sparcdasm.cpp
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@ -759,7 +759,7 @@ offs_t sparc_disassembler::dasm(std::ostream &stream, offs_t pc, uint32_t op) co
return 4 | SUPPORTED; return 4 | SUPPORTED;
case 1: case 1:
util::stream_format(stream, "%-*s%%pc%c0x%08x ! 0x%08x", m_op_field_width, "call", (DISP30 < 0) ? '-' : '+', std::abs(DISP30), pc + DISP30); util::stream_format(stream, "%-*s%%pc%c0x%08x ! 0x%08x", m_op_field_width, "call", (DISP30 < 0) ? '-' : '+', std::abs(DISP30), pc + DISP30);
return 4 | SUPPORTED; return 4 | STEP_OVER | step_over_extra(1) | SUPPORTED;
case 2: case 2:
switch (OP3) switch (OP3)
{ {
@ -1025,8 +1025,8 @@ offs_t sparc_disassembler::dasm(std::ostream &stream, offs_t pc, uint32_t op) co
{ {
switch (RD) switch (RD)
{ {
case 0: util::stream_format(stream, "done"); return 4 | SUPPORTED; case 0: util::stream_format(stream, "done"); return 4 | STEP_OUT | SUPPORTED;
case 1: util::stream_format(stream, "retry"); return 4 | SUPPORTED; case 1: util::stream_format(stream, "retry"); return 4 | STEP_OUT | SUPPORTED;
} }
} }
break; break;
@ -1396,6 +1396,7 @@ offs_t sparc_disassembler::dasm_jmpl(std::ostream &stream, offs_t pc, uint32_t o
if (USEIMM && (RD == 0) && ((RS1 == 15) || (RS1 == 31)) && (SIMM13 == 8)) if (USEIMM && (RD == 0) && ((RS1 == 15) || (RS1 == 31)) && (SIMM13 == 8))
{ {
util::stream_format(stream, (RS1 == 31) ? "ret" : "retl"); util::stream_format(stream, (RS1 == 31) ? "ret" : "retl");
return 4 | STEP_OUT | step_over_extra(1) | SUPPORTED;
} }
else else
{ {
@ -1403,8 +1404,11 @@ offs_t sparc_disassembler::dasm_jmpl(std::ostream &stream, offs_t pc, uint32_t o
dasm_address(stream, op); dasm_address(stream, op);
if ((RD != 0) && (RD != 15)) if ((RD != 0) && (RD != 15))
util::stream_format(stream, ",%s", REG_NAMES[RD]); util::stream_format(stream, ",%s", REG_NAMES[RD]);
if (RD != 0)
return 4 | STEP_OVER | step_over_extra(1) | SUPPORTED;
else
return 4 | SUPPORTED;
} }
return 4 | SUPPORTED;
} }
@ -1412,7 +1416,7 @@ offs_t sparc_disassembler::dasm_return(std::ostream &stream, offs_t pc, uint32_t
{ {
util::stream_format(stream, "%-*s", m_op_field_width, (m_version >= 9) ? "return" : "rett"); util::stream_format(stream, "%-*s", m_op_field_width, (m_version >= 9) ? "return" : "rett");
dasm_address(stream, op); dasm_address(stream, op);
return 4 | SUPPORTED; return 4 | STEP_OUT | step_over_extra(1) | SUPPORTED;
} }
@ -1445,7 +1449,7 @@ offs_t sparc_disassembler::dasm_tcc(std::ostream &stream, offs_t pc, uint32_t op
else if (RS2 == 0) util::stream_format(stream, "%s", REG_NAMES[RS1]); else if (RS2 == 0) util::stream_format(stream, "%s", REG_NAMES[RS1]);
else util::stream_format(stream, "%s,%s", REG_NAMES[RS1], REG_NAMES[RS2]); else util::stream_format(stream, "%s,%s", REG_NAMES[RS1], REG_NAMES[RS2]);
} }
return 4 | SUPPORTED; return 4 | STEP_OVER | SUPPORTED;
} }