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vkd3d-shader/hlsl: Lower casts to int for SM1.

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This commit is contained in:
Francisco Casas
2023-10-20 23:23:46 -03:00
committed by Alexandre Julliard
parent e62bd1927e
commit e3ed5ac77e
Notes: Alexandre Julliard 2024-02-15 23:59:05 +01:00 
Approved-by: Zebediah Figura (@zfigura)
Approved-by: Matteo Bruni (@Mystral)
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/608
7 changed files with 59 additions and 25 deletions
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18
libs/vkd3d-shader/d3dbc.c
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@@ -2000,16 +2000,14 @@ static void write_sm1_cast(struct hlsl_ctx *ctx, struct vkd3d_bytecode_buffer *b
case HLSL_TYPE_UINT:
switch(src_type->base_type)
{
case HLSL_TYPE_HALF:
case HLSL_TYPE_FLOAT:
/* A compilation pass applies a FLOOR operation to casts to int, so no change is necessary. */
case HLSL_TYPE_INT:
case HLSL_TYPE_UINT:
write_sm1_unary_op(ctx, buffer, D3DSIO_MOV, &instr->reg, &arg1->reg, 0, 0);
break;
case HLSL_TYPE_HALF:
case HLSL_TYPE_FLOAT:
hlsl_fixme(ctx, &instr->loc, "SM1 cast from float to integer.");
break;
case HLSL_TYPE_BOOL:
hlsl_fixme(ctx, &instr->loc, "SM1 cast from bool to integer.");
break;
@@ -2244,6 +2242,12 @@ static void write_sm1_expr(struct hlsl_ctx *ctx, struct vkd3d_bytecode_buffer *b
assert(instr->reg.allocated);
if (expr->op == HLSL_OP1_CAST)
{
write_sm1_cast(ctx, buffer, instr);
return;
}
if (instr->data_type->base_type != HLSL_TYPE_FLOAT)
{
/* These need to be lowered. */
@@ -2257,10 +2261,6 @@ static void write_sm1_expr(struct hlsl_ctx *ctx, struct vkd3d_bytecode_buffer *b
write_sm1_unary_op(ctx, buffer, D3DSIO_ABS, &instr->reg, &arg1->reg, 0, 0);
break;
case HLSL_OP1_CAST:
write_sm1_cast(ctx, buffer, instr);
break;
case HLSL_OP1_DSX:
write_sm1_unary_op(ctx, buffer, D3DSIO_DSX, &instr->reg, &arg1->reg, 0, 0);
break;