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vkd3d-shader/fx: Improve register naming in the disassembly output.

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Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
This commit is contained in:
Nikolay Sivov
2025-06-13 12:01:19 +02:00
committed by Henri Verbeet
parent 15561c1e56
commit fc77bddb9c
Notes: Henri Verbeet 2025-07-14 18:54:14 +02:00 
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1615
1 changed files with 46 additions and 16 deletions
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62
libs/vkd3d-shader/fx.c
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@@ -61,8 +61,10 @@ enum fxlvm_constants
FX_FXLC_OPCODE_SHIFT = 20,
FX_FXLC_IS_SCALAR_MASK = 0x80000000,
FX_FXLC_REG_UNUSED = 0,
FX_FXLC_REG_LITERAL = 1,
FX_FXLC_REG_CB = 2,
FX_FXLC_REG_INPUT = 3,
FX_FXLC_REG_OUTPUT = 4,
FX_FXLC_REG_TEMP = 7,
FX_FXLC_REG_MAX = FX_FXLC_REG_TEMP,
@@ -4916,6 +4918,46 @@ static void fx_parse_print_swizzle(struct fx_parser *parser, const struct fxlvm_
vkd3d_string_buffer_printf(&parser->buffer, ".%.*s", comp_count, &comp[addr % 4]);
}
static void fx_print_fxlc_register(struct fx_parser *parser, uint32_t reg_type,
uint32_t address, uint32_t index_type, uint32_t index_address, struct fxlvm_code *code)
{
static const char *table_names[FX_FXLC_REG_MAX + 1] =
{
[FX_FXLC_REG_LITERAL] = "imm",
[FX_FXLC_REG_CB] = "c",
[FX_FXLC_REG_INPUT] = "i",
[FX_FXLC_REG_OUTPUT] = "expr",
[FX_FXLC_REG_TEMP] = "r",
};
uint32_t reg_index = address / 4;
if (parser->source_type == VKD3D_SHADER_SOURCE_TX
&& (reg_type == FX_FXLC_REG_INPUT || reg_type == FX_FXLC_REG_OUTPUT))
{
if (reg_type == FX_FXLC_REG_INPUT)
{
if (reg_index == 0)
vkd3d_string_buffer_printf(&parser->buffer, "vPos");
else if (reg_index == 1)
vkd3d_string_buffer_printf(&parser->buffer, "vPSize");
}
else
{
vkd3d_string_buffer_printf(&parser->buffer, "oC%u", reg_index);
}
}
else
{
vkd3d_string_buffer_printf(&parser->buffer, "%s%u", table_names[reg_type], reg_index);
}
if (index_type != FX_FXLC_REG_UNUSED)
{
vkd3d_string_buffer_printf(&parser->buffer, "[%s%u.%c]", table_names[index_type],
index_address / 4, "xyzw"[index_address % 4]);
}
fx_parse_print_swizzle(parser, code, address);
}
static void fx_parse_fxlc_constant_argument(struct fx_parser *parser,
const struct fxlc_arg *arg, const struct fxlvm_code *code)
{
@@ -4979,13 +5021,6 @@ static void fx_print_fxlc_literal(struct fx_parser *parser, uint32_t address, st
static void fx_print_fxlc_argument(struct fx_parser *parser, const struct fxlc_arg *arg, struct fxlvm_code *code)
{
static const char *table_names[FX_FXLC_REG_MAX + 1] =
{
[FX_FXLC_REG_LITERAL] = "imm",
[FX_FXLC_REG_CB] = "cb",
[FX_FXLC_REG_OUTPUT] = "o",
[FX_FXLC_REG_TEMP] = "r",
};
uint32_t count;
if (arg->reg_type > FX_FXLC_REG_MAX)
@@ -5004,10 +5039,8 @@ static void fx_print_fxlc_argument(struct fx_parser *parser, const struct fxlc_a
if (arg->indexed)
{
vkd3d_string_buffer_printf(&parser->buffer, "%s[%u + %s%u.%c]", table_names[arg->reg_type],
arg->address, table_names[arg->index.reg_type], arg->index.address,
"xyzw"[arg->index.address % 4]);
fx_parse_print_swizzle(parser, code, arg->address);
fx_print_fxlc_register(parser, arg->reg_type, arg->address, arg->index.reg_type,
arg->index.address, code);
return;
}
@@ -5036,13 +5069,10 @@ static void fx_print_fxlc_argument(struct fx_parser *parser, const struct fxlc_a
fx_parse_fxlc_constant_argument(parser, arg, code);
break;
case FX_FXLC_REG_INPUT:
case FX_FXLC_REG_OUTPUT:
case FX_FXLC_REG_TEMP:
if (arg->reg_type == FX_FXLC_REG_OUTPUT)
vkd3d_string_buffer_printf(&parser->buffer, "expr");
else
vkd3d_string_buffer_printf(&parser->buffer, "r%u", arg->address / 4);
fx_parse_print_swizzle(parser, code, arg->address);
fx_print_fxlc_register(parser, arg->reg_type, arg->address, FX_FXLC_REG_UNUSED, 0, code);
break;
default: