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vkd3d-shader/msl: Implement VKD3DSIH_ELSE.

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This commit is contained in:
Feifan He
2024-12-03 00:58:19 +08:00
committed by Henri Verbeet
parent bbe10dcf17
commit ebf5828542
Notes: Henri Verbeet 2024-12-05 21:36:59 +01:00 
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1302
4 changed files with 37 additions and 21 deletions
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30
libs/vkd3d-shader/msl.c
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@@ -486,6 +486,20 @@ static void msl_cast(struct msl_generator *gen, const struct vkd3d_shader_instru
msl_dst_cleanup(&dst, &gen->string_buffers);
}
static void msl_end_block(struct msl_generator *gen)
{
--gen->indent;
msl_print_indent(gen->buffer, gen->indent);
vkd3d_string_buffer_printf(gen->buffer, "}\n");
}
static void msl_begin_block(struct msl_generator *gen)
{
msl_print_indent(gen->buffer, gen->indent);
vkd3d_string_buffer_printf(gen->buffer, "{\n");
++gen->indent;
}
static void msl_if(struct msl_generator *gen, const struct vkd3d_shader_instruction *ins)
{
const char *condition;
@@ -499,16 +513,15 @@ static void msl_if(struct msl_generator *gen, const struct vkd3d_shader_instruct
msl_src_cleanup(&src, &gen->string_buffers);
msl_print_indent(gen->buffer, gen->indent);
vkd3d_string_buffer_printf(gen->buffer, "{\n");
++gen->indent;
msl_begin_block(gen);
}
static void msl_endif(struct msl_generator *gen)
static void msl_else(struct msl_generator *gen)
{
--gen->indent;
msl_end_block(gen);
msl_print_indent(gen->buffer, gen->indent);
vkd3d_string_buffer_printf(gen->buffer, "}\n");
vkd3d_string_buffer_printf(gen->buffer, "else\n");
msl_begin_block(gen);
}
static void msl_unary_op(struct msl_generator *gen, const struct vkd3d_shader_instruction *ins, const char *op)
@@ -598,8 +611,11 @@ static void msl_handle_instruction(struct msl_generator *gen, const struct vkd3d
case VKD3DSIH_DP4:
msl_dot(gen, ins, VKD3DSP_WRITEMASK_ALL);
break;
case VKD3DSIH_ELSE:
msl_else(gen);
break;
case VKD3DSIH_ENDIF:
msl_endif(gen);
msl_end_block(gen);
break;
case VKD3DSIH_IEQ:
msl_relop(gen, ins, "==");