[PATCH vkd3d 8/9] vkd3d-shader: Implement DTOF, FTOD, DTOI, DTOU, ITOD and UTOD.

Conor McCarthy cmccarthy at codeweavers.com
Sun Jun 13 22:26:42 CDT 2021


From: Joshua Ashton <joshua at froggi.es>
Signed-off-by: Conor McCarthy <cmccarthy at codeweavers.com>
---
 libs/vkd3d-shader/dxbc.c                 | 12 +++++++
 libs/vkd3d-shader/spirv.c                | 43 ++++++++++++++++++++++++
 libs/vkd3d-shader/trace.c                |  6 ++++
 libs/vkd3d-shader/vkd3d_shader_private.h |  6 ++++
 4 files changed, 67 insertions(+)

diff --git a/libs/vkd3d-shader/dxbc.c b/libs/vkd3d-shader/dxbc.c
index 1a79da6d..e63493fa 100644
--- a/libs/vkd3d-shader/dxbc.c
+++ b/libs/vkd3d-shader/dxbc.c
@@ -320,12 +320,18 @@ enum vkd3d_sm4_opcode
     VKD3D_SM5_OP_DNE                              = 0xc6,
     VKD3D_SM5_OP_DMOV                             = 0xc7,
     VKD3D_SM5_OP_DMOVC                            = 0xc8,
+    VKD3D_SM5_OP_DTOF                             = 0xc9,
+    VKD3D_SM5_OP_FTOD                             = 0xca,
     VKD3D_SM5_OP_EVAL_SAMPLE_INDEX                = 0xcc,
     VKD3D_SM5_OP_EVAL_CENTROID                    = 0xcd,
     VKD3D_SM5_OP_DCL_GS_INSTANCES                 = 0xce,
     VKD3D_SM5_OP_DDIV                             = 0xd2,
     VKD3D_SM5_OP_DFMA                             = 0xd3,
     VKD3D_SM5_OP_DRCP                             = 0xd4,
+    VKD3D_SM5_OP_DTOI                             = 0xd6,
+    VKD3D_SM5_OP_DTOU                             = 0xd7,
+    VKD3D_SM5_OP_ITOD                             = 0xd8,
+    VKD3D_SM5_OP_UTOD                             = 0xd9,
 };
 
 enum vkd3d_sm4_instruction_modifier
@@ -1259,9 +1265,15 @@ static const struct vkd3d_sm4_opcode_info opcode_table[] =
     {VKD3D_SM5_OP_DNE,                              VKD3DSIH_DNE,                              "u",    "dd"},
     {VKD3D_SM5_OP_DMOV,                             VKD3DSIH_DMOV,                             "d",    "d"},
     {VKD3D_SM5_OP_DMOVC,                            VKD3DSIH_DMOVC,                            "d",    "udd"},
+    {VKD3D_SM5_OP_DTOF,                             VKD3DSIH_DTOF,                             "f",    "d"},
+    {VKD3D_SM5_OP_FTOD,                             VKD3DSIH_FTOD,                             "d",    "f"},
     {VKD3D_SM5_OP_DDIV,                             VKD3DSIH_DDIV,                             "d",    "dd"},
     {VKD3D_SM5_OP_DFMA,                             VKD3DSIH_DFMA,                             "d",    "ddd"},
     {VKD3D_SM5_OP_DRCP,                             VKD3DSIH_DRCP,                             "d",    "d"},
+    {VKD3D_SM5_OP_DTOI,                             VKD3DSIH_DTOI,                             "i",    "d"},
+    {VKD3D_SM5_OP_DTOU,                             VKD3DSIH_DTOU,                             "u",    "d"},
+    {VKD3D_SM5_OP_ITOD,                             VKD3DSIH_ITOD,                             "d",    "i"},
+    {VKD3D_SM5_OP_UTOD,                             VKD3DSIH_UTOD,                             "d",    "u"},
 };
 
 static const enum vkd3d_shader_register_type register_type_table[] =
diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c
index 6be1fda5..a44437ec 100644
--- a/libs/vkd3d-shader/spirv.c
+++ b/libs/vkd3d-shader/spirv.c
@@ -9102,6 +9102,41 @@ static void vkd3d_dxbc_compiler_emit_cut_stream(struct vkd3d_dxbc_compiler *comp
     vkd3d_spirv_build_op_end_primitive(builder);
 }
 
+static void vkd3d_dxbc_compiler_emit_double_conversion(struct vkd3d_dxbc_compiler *compiler,
+        const struct vkd3d_shader_instruction *instruction)
+{
+    struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
+    const struct vkd3d_shader_dst_param *dst = instruction->dst;
+    const struct vkd3d_shader_src_param *src = instruction->src;
+    uint32_t src_id, val_id, type_id;
+    DWORD src_mask;
+    SpvOp op;
+
+    switch (instruction->handler_idx)
+    {
+        case VKD3DSIH_DTOF:
+        case VKD3DSIH_FTOD: op = SpvOpFConvert; break;
+        case VKD3DSIH_DTOI: op = SpvOpConvertFToS; break;
+        case VKD3DSIH_DTOU: op = SpvOpConvertFToU; break;
+        case VKD3DSIH_ITOD: op = SpvOpConvertSToF; break;
+        case VKD3DSIH_UTOD: op = SpvOpConvertUToF; break;
+        default:
+            ERR("Unexpected instruction %#x.\n", instruction->handler_idx);
+            return;
+    }
+
+    src_mask = vkd3d_dxbc_compiler_cross_type_src_mask(src->reg.data_type, dst->reg.data_type, dst->write_mask);
+    src_id = vkd3d_dxbc_compiler_emit_load_src(compiler, src, src_mask);
+
+    type_id = vkd3d_spirv_get_type_id(builder, vkd3d_component_type_from_data_type(dst->reg.data_type),
+            vkd3d_write_mask_component_count_typed(dst->write_mask, dst->reg.data_type));
+
+    val_id = vkd3d_spirv_build_op_trv(builder, &builder->function_stream,
+            op, type_id, &src_id, 1);
+
+    vkd3d_dxbc_compiler_emit_store_dst(compiler, dst, val_id);
+}
+
 static void vkd3d_dxbc_compiler_emit_hull_shader_inputs(struct vkd3d_dxbc_compiler *compiler)
 {
     const struct vkd3d_shader_signature *signature = compiler->input_signature;
@@ -9510,6 +9545,14 @@ int vkd3d_dxbc_compiler_handle_instruction(struct vkd3d_dxbc_compiler *compiler,
         case VKD3DSIH_CUT_STREAM:
             vkd3d_dxbc_compiler_emit_cut_stream(compiler, instruction);
             break;
+        case VKD3DSIH_DTOF:
+        case VKD3DSIH_FTOD:
+        case VKD3DSIH_DTOI:
+        case VKD3DSIH_DTOU:
+        case VKD3DSIH_ITOD:
+        case VKD3DSIH_UTOD:
+            vkd3d_dxbc_compiler_emit_double_conversion(compiler, instruction);
+            break;
         case VKD3DSIH_DCL_HS_MAX_TESSFACTOR:
         case VKD3DSIH_HS_DECLS:
         case VKD3DSIH_NOP:
diff --git a/libs/vkd3d-shader/trace.c b/libs/vkd3d-shader/trace.c
index c3e2d9b6..a11083ef 100644
--- a/libs/vkd3d-shader/trace.c
+++ b/libs/vkd3d-shader/trace.c
@@ -278,9 +278,15 @@ static const char * const shader_opcode_names[] =
     /* VKD3DSIH_DNE                              */ "dne",
     /* VKD3DSIH_DMOV                             */ "dmov",
     /* VKD3DSIH_DMOVC                            */ "dmovc",
+    /* VKD3DSIH_DTOF                             */ "dtof",
+    /* VKD3DSIH_FTOD                             */ "ftod",
     /* VKD3DSIH_DDIV                             */ "ddiv",
     /* VKD3DSIH_DFMA                             */ "dfma",
     /* VKD3DSIH_DRCP                             */ "drcp",
+    /* VKD3DSIH_DTOI                             */ "dtoi",
+    /* VKD3DSIH_DTOU                             */ "dtou",
+    /* VKD3DSIH_ITOD                             */ "itod",
+    /* VKD3DSIH_UTOD                             */ "utod",
 };
 
 static const struct
diff --git a/libs/vkd3d-shader/vkd3d_shader_private.h b/libs/vkd3d-shader/vkd3d_shader_private.h
index ec1c6847..86860b9d 100644
--- a/libs/vkd3d-shader/vkd3d_shader_private.h
+++ b/libs/vkd3d-shader/vkd3d_shader_private.h
@@ -364,9 +364,15 @@ enum vkd3d_shader_opcode
     VKD3DSIH_DNE,
     VKD3DSIH_DMOV,
     VKD3DSIH_DMOVC,
+    VKD3DSIH_DTOF,
+    VKD3DSIH_FTOD,
     VKD3DSIH_DDIV,
     VKD3DSIH_DFMA,
     VKD3DSIH_DRCP,
+    VKD3DSIH_DTOI,
+    VKD3DSIH_DTOU,
+    VKD3DSIH_ITOD,
+    VKD3DSIH_UTOD,
 
     VKD3DSIH_INVALID,
 };
-- 
2.31.1




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