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vkd3d-shader/msl: Implement switches.

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This commit is contained in:
Henri Verbeet
2025-05-23 16:15:49 +02:00
parent 79be1d3051
commit f538085e41
Notes: Henri Verbeet 2025-06-10 18:06:32 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1554
3 changed files with 67 additions and 26 deletions
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41
libs/vkd3d-shader/msl.c
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@@ -774,6 +774,37 @@ static void msl_break(struct msl_generator *gen)
vkd3d_string_buffer_printf(gen->buffer, "break;\n");
}
static void msl_switch(struct msl_generator *gen, const struct vkd3d_shader_instruction *ins)
{
struct msl_src src;
msl_src_init(&src, gen, &ins->src[0], VKD3DSP_WRITEMASK_0);
msl_print_indent(gen->buffer, gen->indent);
vkd3d_string_buffer_printf(gen->buffer, "switch (%s)\n", src.str->buffer);
msl_begin_block(gen);
msl_src_cleanup(&src, &gen->string_buffers);
}
static void msl_case(struct msl_generator *gen, const struct vkd3d_shader_instruction *ins)
{
struct msl_src src;
msl_src_init(&src, gen, &ins->src[0], VKD3DSP_WRITEMASK_0);
msl_print_indent(gen->buffer, gen->indent);
vkd3d_string_buffer_printf(gen->buffer, "case %s:\n", src.str->buffer);
msl_src_cleanup(&src, &gen->string_buffers);
}
static void msl_default(struct msl_generator *gen)
{
msl_print_indent(gen->buffer, gen->indent);
vkd3d_string_buffer_printf(gen->buffer, "default:\n");
}
static void msl_ld(struct msl_generator *gen, const struct vkd3d_shader_instruction *ins)
{
const struct msl_resource_type_info *resource_type_info;
@@ -982,11 +1013,17 @@ static void msl_handle_instruction(struct msl_generator *gen, const struct vkd3d
case VKD3DSIH_BREAK:
msl_break(gen);
break;
case VKD3DSIH_CASE:
msl_case(gen, ins);
break;
case VKD3DSIH_DCL_INDEXABLE_TEMP:
msl_dcl_indexable_temp(gen, ins);
break;
case VKD3DSIH_NOP:
break;
case VKD3DSIH_DEFAULT:
msl_default(gen);
break;
case VKD3DSIH_DIV:
msl_binop(gen, ins, "/");
break;
@@ -1004,6 +1041,7 @@ static void msl_handle_instruction(struct msl_generator *gen, const struct vkd3d
break;
case VKD3DSIH_ENDIF:
case VKD3DSIH_ENDLOOP:
case VKD3DSIH_ENDSWITCH:
msl_end_block(gen);
break;
case VKD3DSIH_EQO:
@@ -1105,6 +1143,9 @@ static void msl_handle_instruction(struct msl_generator *gen, const struct vkd3d
case VKD3DSIH_SQRT:
msl_intrinsic(gen, ins, "sqrt");
break;
case VKD3DSIH_SWITCH:
msl_switch(gen, ins);
break;
default:
msl_unhandled(gen, ins);
break;