From: Nikolay Sivov nsivov@codeweavers.com
Signed-off-by: Nikolay Sivov nsivov@codeweavers.com --- libs/vkd3d-shader/hlsl.c | 2 ++ libs/vkd3d-shader/hlsl.h | 2 ++ libs/vkd3d-shader/hlsl.y | 6 +++- libs/vkd3d-shader/hlsl_codegen.c | 50 ++++++++++++++++++++++++++++++++ libs/vkd3d-shader/tpf.c | 25 ++++++++++++++++ 5 files changed, 84 insertions(+), 1 deletion(-)
diff --git a/libs/vkd3d-shader/hlsl.c b/libs/vkd3d-shader/hlsl.c index 8b706e1e..14944a2c 100644 --- a/libs/vkd3d-shader/hlsl.c +++ b/libs/vkd3d-shader/hlsl.c @@ -2467,6 +2467,8 @@ const char *debug_hlsl_expr_op(enum hlsl_ir_expr_op op)
[HLSL_OP3_DP2ADD] = "dp2add", [HLSL_OP3_LERP] = "lerp", + [HLSL_OP3_MOVC] = "movc", + [HLSL_OP3_TERNARY] = "ternary", };
return op_names[op]; diff --git a/libs/vkd3d-shader/hlsl.h b/libs/vkd3d-shader/hlsl.h index e78602e8..09177148 100644 --- a/libs/vkd3d-shader/hlsl.h +++ b/libs/vkd3d-shader/hlsl.h @@ -548,6 +548,8 @@ enum hlsl_ir_expr_op
HLSL_OP3_DP2ADD, HLSL_OP3_LERP, + HLSL_OP3_MOVC, + HLSL_OP3_TERNARY, };
#define HLSL_MAX_OPERANDS 3 diff --git a/libs/vkd3d-shader/hlsl.y b/libs/vkd3d-shader/hlsl.y index 0d994673..8262fd40 100644 --- a/libs/vkd3d-shader/hlsl.y +++ b/libs/vkd3d-shader/hlsl.y @@ -6601,6 +6601,7 @@ conditional_expr: struct hlsl_ir_node *cond = node_from_block($1); struct hlsl_ir_node *first = node_from_block($3); struct hlsl_ir_node *second = node_from_block($5); + struct hlsl_ir_node *args[HLSL_MAX_OPERANDS] = { 0 }; struct hlsl_type *common_type;
hlsl_block_add_block($1, $3); @@ -6617,7 +6618,10 @@ conditional_expr: if (!(second = add_implicit_conversion(ctx, $1, second, common_type, &@5))) YYABORT;
- if (!hlsl_add_conditional(ctx, $1, cond, first, second)) + args[0] = cond; + args[1] = first; + args[2] = second; + if (!add_expr(ctx, $1, HLSL_OP3_TERNARY, args, common_type, &@1)) YYABORT; $$ = $1; } diff --git a/libs/vkd3d-shader/hlsl_codegen.c b/libs/vkd3d-shader/hlsl_codegen.c index ec21b984..af508845 100644 --- a/libs/vkd3d-shader/hlsl_codegen.c +++ b/libs/vkd3d-shader/hlsl_codegen.c @@ -2357,6 +2357,54 @@ static bool lower_round(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, void * return true; }
+/* Use 'movc' for the ternary operator. */ +static bool lower_ternary(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, void *context) +{ + struct hlsl_ir_node *operands[HLSL_MAX_OPERANDS], *replacement; + struct hlsl_ir_node *zero, *cond, *first, *second; + struct hlsl_constant_value zero_value = { 0 }; + struct hlsl_ir_expr *expr; + struct hlsl_type *type; + + if (instr->type != HLSL_IR_EXPR) + return false; + + expr = hlsl_ir_expr(instr); + if (expr->op != HLSL_OP3_TERNARY) + return false; + + cond = expr->operands[0].node; + first = expr->operands[1].node; + second = expr->operands[2].node; + + if (cond->data_type->base_type == HLSL_TYPE_FLOAT) + { + if (!(zero = hlsl_new_constant(ctx, cond->data_type, &zero_value, &instr->loc))) + return false; + list_add_tail(&instr->entry, &zero->entry); + + memset(operands, 0, sizeof(operands)); + operands[0] = zero; + operands[1] = cond; + type = cond->data_type; + type = hlsl_get_numeric_type(ctx, type->class, HLSL_TYPE_BOOL, type->dimx, type->dimy); + if (!(cond = hlsl_new_expr(ctx, HLSL_OP2_NEQUAL, operands, type, &instr->loc))) + return false; + list_add_before(&instr->entry, &cond->entry); + } + + 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; + list_add_before(&instr->entry, &replacement->entry); + + hlsl_replace_node(instr, replacement); + return true; +} + static bool lower_casts_to_bool(struct hlsl_ctx *ctx, struct hlsl_ir_node *instr, void *context) { struct hlsl_type *type = instr->data_type, *arg_type; @@ -4317,6 +4365,8 @@ int hlsl_emit_bytecode(struct hlsl_ctx *ctx, struct hlsl_ir_function_decl *entry hlsl_transform_ir(ctx, lower_combined_samples, body, NULL); hlsl_transform_ir(ctx, track_object_components_usage, body, NULL);
+ if (profile->major_version >= 4) + hlsl_transform_ir(ctx, lower_ternary, body, NULL); if (profile->major_version < 4) { hlsl_transform_ir(ctx, lower_division, body, NULL); diff --git a/libs/vkd3d-shader/tpf.c b/libs/vkd3d-shader/tpf.c index 351943e2..c53ddfcd 100644 --- a/libs/vkd3d-shader/tpf.c +++ b/libs/vkd3d-shader/tpf.c @@ -4505,11 +4505,32 @@ static void write_sm4_store_uav_typed(struct hlsl_ctx *ctx, struct vkd3d_bytecod write_sm4_instruction(buffer, &instr); }
+static void write_sm4_movc(struct vkd3d_bytecode_buffer *buffer, enum vkd3d_sm4_opcode opcode, + const struct hlsl_ir_node *dst, const struct hlsl_ir_node *src1, const struct hlsl_ir_node *src2, + const struct hlsl_ir_node *src3) +{ + struct sm4_instruction instr; + + memset(&instr, 0, sizeof(instr)); + instr.opcode = opcode; + + sm4_dst_from_node(&instr.dsts[0], dst); + instr.dst_count = 1; + + sm4_src_from_node(&instr.srcs[0], src1, instr.dsts[0].writemask); + sm4_src_from_node(&instr.srcs[1], src2, instr.dsts[0].writemask); + sm4_src_from_node(&instr.srcs[2], src3, instr.dsts[0].writemask); + instr.src_count = 3; + + write_sm4_instruction(buffer, &instr); +} + static void write_sm4_expr(struct hlsl_ctx *ctx, struct vkd3d_bytecode_buffer *buffer, const struct hlsl_ir_expr *expr) { const struct hlsl_ir_node *arg1 = expr->operands[0].node; const struct hlsl_ir_node *arg2 = expr->operands[1].node; + const struct hlsl_ir_node *arg3 = expr->operands[2].node; const struct hlsl_type *dst_type = expr->node.data_type; struct vkd3d_string_buffer *dst_type_string;
@@ -4935,6 +4956,10 @@ static void write_sm4_expr(struct hlsl_ctx *ctx, &expr->node, arg1, arg2); break;
+ case HLSL_OP3_MOVC: + write_sm4_movc(buffer, VKD3D_SM4_OP_MOVC, &expr->node, arg1, arg2, arg3); + break; + default: hlsl_fixme(ctx, &expr->node.loc, "SM4 %s expression.", debug_hlsl_expr_op(expr->op)); }