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vkd3d-shader/hlsl: Merge HLSL_OP3_MOVC into HLSL_OP3_TERNARY.

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This commit is contained in:
Francisco Casas 2024-04-05 16:34:32 -03:00 committed by Alexandre Julliard
parent 8f6f875a59
commit 3a0a4b625f
Notes: Alexandre Julliard 2024-04-09 15:44:37 -05:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Zebediah Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/744
5 changed files with 20 additions and 35 deletions
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1
libs/vkd3d-shader/hlsl.c
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@ -2631,7 +2631,6 @@ const char *debug_hlsl_expr_op(enum hlsl_ir_expr_op op)
[HLSL_OP3_CMP] = "cmp",
[HLSL_OP3_DP2ADD] = "dp2add",
[HLSL_OP3_MOVC] = "movc",
[HLSL_OP3_TERNARY] = "ternary",
};

5
libs/vkd3d-shader/hlsl.h
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@ -602,11 +602,8 @@ enum hlsl_ir_expr_op
* then adds c. */
HLSL_OP3_DP2ADD,
/* TERNARY(a, b, c) returns 'b' if 'a' is true and 'c' otherwise. 'a' must always be boolean.
* MOVC(a, b, c) returns 'c' if 'a' is bitwise zero and 'b' otherwise.
* CMP(a, b, c) returns 'b' if 'a' >= 0, and 'c' otherwise. It's used only for SM1-SM3 targets,
while SM4+ is using MOVC in such cases. */
* CMP(a, b, c) returns 'b' if 'a' >= 0, and 'c' otherwise. It's used only for SM1-SM3 targets. */
HLSL_OP3_CMP,
HLSL_OP3_MOVC,
HLSL_OP3_TERNARY,
};

45
libs/vkd3d-shader/hlsl_codegen.c
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@ -2954,7 +2954,7 @@ static bool lower_logic_not(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, st
return true;
}
/* Use movc/cmp for the ternary operator. */
/* Lower TERNARY to CMP for SM1. */
static bool lower_ternary(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, struct hlsl_block *block)
{
struct hlsl_ir_node *operands[HLSL_MAX_OPERANDS] = { 0 }, *replacement;
@ -2981,35 +2981,23 @@ static bool lower_ternary(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, stru
assert(cond->data_type->base_type == HLSL_TYPE_BOOL);
if (ctx->profile->major_version < 4)
{
type = hlsl_get_numeric_type(ctx, instr->data_type->class, HLSL_TYPE_FLOAT,
instr->data_type->dimx, instr->data_type->dimy);
type = hlsl_get_numeric_type(ctx, instr->data_type->class, HLSL_TYPE_FLOAT,
instr->data_type->dimx, instr->data_type->dimy);
if (!(float_cond = hlsl_new_cast(ctx, cond, type, &instr->loc)))
return false;
hlsl_block_add_instr(block, float_cond);
if (!(float_cond = hlsl_new_cast(ctx, cond, type, &instr->loc)))
return false;
hlsl_block_add_instr(block, float_cond);
if (!(neg = hlsl_new_unary_expr(ctx, HLSL_OP1_NEG, float_cond, &instr->loc)))
return false;
hlsl_block_add_instr(block, neg);
if (!(neg = hlsl_new_unary_expr(ctx, HLSL_OP1_NEG, float_cond, &instr->loc)))
return false;
hlsl_block_add_instr(block, neg);
memset(operands, 0, sizeof(operands));
operands[0] = neg;
operands[1] = second;
operands[2] = first;
if (!(replacement = hlsl_new_expr(ctx, HLSL_OP3_CMP, operands, first->data_type, &instr->loc)))
return false;
}
else
{
memset(operands, 0, sizeof(operands));
operands[0] = cond;
operands[1] = first;
operands[2] = second;
if (!(replacement = hlsl_new_expr(ctx, HLSL_OP3_MOVC, operands, first->data_type, &instr->loc)))
return false;
}
memset(operands, 0, sizeof(operands));
operands[0] = neg;
operands[1] = second;
operands[2] = first;
if (!(replacement = hlsl_new_expr(ctx, HLSL_OP3_CMP, operands, first->data_type, &instr->loc)))
return false;
hlsl_block_add_instr(block, replacement);
return true;
@ -5429,9 +5417,10 @@ int hlsl_emit_bytecode(struct hlsl_ctx *ctx, struct hlsl_ir_function_decl *entry
hlsl_transform_ir(ctx, track_object_components_usage, body, NULL);
sort_synthetic_separated_samplers_first(ctx);
lower_ir(ctx, lower_ternary, body);
if (profile->major_version < 4)
{
lower_ir(ctx, lower_ternary, body);
lower_ir(ctx, lower_nonfloat_exprs, body);
/* Constants casted to float must be folded, and new casts to bool also need to be lowered. */
hlsl_transform_ir(ctx, hlsl_fold_constant_exprs, body, NULL);

2
libs/vkd3d-shader/tpf.c
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@ -5343,7 +5343,7 @@ static void write_sm4_expr(const struct tpf_writer *tpf, const struct hlsl_ir_ex
&expr->node, arg1, arg2);
break;
case HLSL_OP3_MOVC:
case HLSL_OP3_TERNARY:
write_sm4_ternary_op(tpf, VKD3D_SM4_OP_MOVC, &expr->node, arg1, arg2, arg3);
break;

2
tests/hlsl/ternary.shader_test
View File

@ -318,7 +318,7 @@ probe all rgba (2.0, 3.0, 3.0, 2.0)
% Objects can be used, but their types have to be identical.
[pixel shader todo]
[pixel shader todo(sm<4)]
Texture2D t;
float4 main() : sv_target