[PATCH 13/15] vkd3d-shader/spirv: Introduce integer width cast instructions.

[Conor McCarthy]

From: Conor McCarthy

ITOI and UTOU may cast from a bool to a 32-bit integer. Cast to a 64-bit
integer from a smaller type will be added later.
---
 libs/vkd3d-shader/d3d_asm.c              | 2 ++
 libs/vkd3d-shader/spirv.c                | 6 ++++++
 libs/vkd3d-shader/vkd3d_shader_private.h | 2 ++
 3 files changed, 10 insertions(+)

diff --git a/libs/vkd3d-shader/d3d_asm.c b/libs/vkd3d-shader/d3d_asm.c
index 645d9983..97a1c098 100644
--- a/libs/vkd3d-shader/d3d_asm.c
+++ b/libs/vkd3d-shader/d3d_asm.c
@@ -199,6 +199,7 @@ static const char * const shader_opcode_names[] =
     [VKD3DSIH_ISHR                            ] = "ishr",
     [VKD3DSIH_ITOD                            ] = "itod",
     [VKD3DSIH_ITOF                            ] = "itof",
+    [VKD3DSIH_ITOI                            ] = "itoi",
     [VKD3DSIH_LABEL                           ] = "label",
     [VKD3DSIH_LD                              ] = "ld",
     [VKD3DSIH_LD2DMS                          ] = "ld2dms",
@@ -306,6 +307,7 @@ static const char * const shader_opcode_names[] =
     [VKD3DSIH_USHR                            ] = "ushr",
     [VKD3DSIH_UTOD                            ] = "utod",
     [VKD3DSIH_UTOF                            ] = "utof",
+    [VKD3DSIH_UTOU                            ] = "utou",
     [VKD3DSIH_XOR                             ] = "xor",
 };

diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c
index f070379c..f22fc8f7 100644
--- a/libs/vkd3d-shader/spirv.c
+++ b/libs/vkd3d-shader/spirv.c
@@ -6707,6 +6707,10 @@ static void spirv_compiler_emit_bool_cast(struct spirv_compiler *compiler,
     {
         val_id = spirv_compiler_emit_bool_to_double(compiler, 1, val_id, instruction->handler_idx == VKD3DSIH_ITOD);
     }
+    else if (dst->reg.data_type == VKD3D_DATA_UINT)
+    {
+        val_id = spirv_compiler_emit_bool_to_int(compiler, 1, val_id, instruction->handler_idx == VKD3DSIH_ITOI);
+    }
     else
     {
         WARN("Unhandled data type %u.\n", dst->reg.data_type);
@@ -9529,12 +9533,14 @@ static int spirv_compiler_handle_instruction(struct spirv_compiler *compiler,
         case VKD3DSIH_ISHR:
         case VKD3DSIH_ITOD:
         case VKD3DSIH_ITOF:
+        case VKD3DSIH_ITOI:
         case VKD3DSIH_MUL:
         case VKD3DSIH_NOT:
         case VKD3DSIH_OR:
         case VKD3DSIH_USHR:
         case VKD3DSIH_UTOD:
         case VKD3DSIH_UTOF:
+        case VKD3DSIH_UTOU:
         case VKD3DSIH_XOR:
             spirv_compiler_emit_alu_instruction(compiler, instruction);
             break;
diff --git a/libs/vkd3d-shader/vkd3d_shader_private.h b/libs/vkd3d-shader/vkd3d_shader_private.h
index 21b0e20b..9d54247e 100644
--- a/libs/vkd3d-shader/vkd3d_shader_private.h
+++ b/libs/vkd3d-shader/vkd3d_shader_private.h
@@ -375,6 +375,7 @@ enum vkd3d_shader_opcode
     VKD3DSIH_ISHR,
     VKD3DSIH_ITOD,
     VKD3DSIH_ITOF,
+    VKD3DSIH_ITOI,
     VKD3DSIH_LABEL,
     VKD3DSIH_LD,
     VKD3DSIH_LD2DMS,
@@ -482,6 +483,7 @@ enum vkd3d_shader_opcode
     VKD3DSIH_USHR,
     VKD3DSIH_UTOD,
     VKD3DSIH_UTOF,
+    VKD3DSIH_UTOU,
     VKD3DSIH_XOR,

VKD3DSIH_INVALID,