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collapse register mode into being a thread space, unify process/thread/debugger read/write paths, keep differences in core eval read/write paths

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This commit is contained in:
Ryan Fleury
2024-08-22 14:50:27 -07:00
parent a7cf64d5e2
commit acd7435553
12 changed files with 201 additions and 70 deletions
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src/eval/eval_interpret.c
+24 -19
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@@ -28,18 +28,29 @@ e_space_read(E_Space space, void *out, Rng1U64 range)
{
case E_Space_FIXED_COUNT:
case E_Space_Null:{}break;
case E_Space_Regs:
{
Rng1U64 legal_range = r1u64(0, e_interpret_ctx->reg_size);
Rng1U64 read_range = intersect_1u64(legal_range, range);
U64 read_size = dim_1u64(read_range);
MemoryCopy(out, (U8 *)e_interpret_ctx->reg_data + read_range.min, read_size);
result = (read_size == dim_1u64(range));
}break;
default:
if(e_interpret_ctx->space_read != 0)
{
result = e_interpret_ctx->space_read(e_interpret_ctx->space_read_user_data, space, out, range);
result = e_interpret_ctx->space_read(e_interpret_ctx->space_rw_user_data, space, out, range);
}break;
}
ProfEnd();
return result;
}
internal B32
e_space_write(E_Space space, void *in, Rng1U64 range)
{
ProfBeginFunction();
B32 result = 0;
switch(space)
{
case E_Space_FIXED_COUNT:
case E_Space_Null:{}break;
default:
if(e_interpret_ctx->space_write != 0)
{
result = e_interpret_ctx->space_write(e_interpret_ctx->space_rw_user_data, space, in, range);
}break;
}
ProfEnd();
@@ -173,11 +184,8 @@ e_interpret(String8 bytecode)
REGS_Rng rng = regs_reg_code_rng_table_from_architecture(e_interpret_ctx->reg_arch)[base_reg_code];
U64 off = (U64)rng.byte_off + byte_off;
U64 size = (U64)byte_size;
if(off + size <= e_interpret_ctx->reg_size)
{
MemoryCopy(&nval, (U8*)e_interpret_ctx->reg_data + off, size);
}
else
B32 good_read = e_space_read(e_interpret_ctx->reg_space, &nval, r1u64(off, off+size));
if(!good_read)
{
result.code = E_InterpretationCode_BadRegRead;
goto done;
@@ -188,11 +196,8 @@ e_interpret(String8 bytecode)
{
U64 off = svals[0].u64;
U64 size = bit_size_from_arch(e_interpret_ctx->reg_arch)/8;
if(off + size <= e_interpret_ctx->reg_size)
{
MemoryCopy(&nval, (U8*)e_interpret_ctx->reg_data + off, size);
}
else
B32 good_read = e_space_read(e_interpret_ctx->reg_space, &nval, r1u64(off, off+size));
if(!good_read)
{
result.code = E_InterpretationCode_BadRegRead;
goto done;