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-rw-r--r--src/gallium/drivers/radeonsi/si_shader.c25
-rw-r--r--src/gallium/drivers/radeonsi/si_shader.h2
-rw-r--r--src/gallium/drivers/radeonsi/si_state_shaders.c52
3 files changed, 50 insertions, 29 deletions
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index d7f4f463340..79255004f28 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -912,9 +912,7 @@ static void declare_input_fs(
unsigned chan;
- shader->ps_input_param_offset[input_index] = shader->nparam++;
- attr_number = lp_build_const_int32(gallivm,
- shader->ps_input_param_offset[input_index]);
+ attr_number = lp_build_const_int32(gallivm, input_index);
shader->ps_input_interpolate[input_index] = decl->Interp.Interpolate;
interp_param_idx = lookup_interp_param_index(decl->Interp.Interpolate,
@@ -938,11 +936,19 @@ static void declare_input_fs(
if (decl->Semantic.Name == TGSI_SEMANTIC_COLOR &&
si_shader_ctx->shader->key.ps.color_two_side) {
+ struct tgsi_shader_info *info = &shader->selector->info;
LLVMValueRef args[4];
LLVMValueRef face, is_face_positive;
- LLVMValueRef back_attr_number =
- lp_build_const_int32(gallivm,
- shader->ps_input_param_offset[input_index] + 1);
+ LLVMValueRef back_attr_number;
+
+ /* If BCOLOR0 is used, BCOLOR1 is at offset "num_inputs + 1",
+ * otherwise it's at offset "num_inputs".
+ */
+ unsigned back_attr_offset = shader->selector->info.num_inputs;
+ if (decl->Semantic.Index == 1 && info->colors_read & 0xf)
+ back_attr_offset += 1;
+
+ back_attr_number = lp_build_const_int32(gallivm, back_attr_offset);
face = LLVMGetParam(main_fn, SI_PARAM_FRONT_FACE);
@@ -974,8 +980,6 @@ static void declare_input_fs(
back,
"");
}
-
- shader->nparam++;
} else if (decl->Semantic.Name == TGSI_SEMANTIC_FOG) {
LLVMValueRef args[4];
@@ -3280,8 +3284,7 @@ static void build_interp_intrinsic(const struct lp_build_tgsi_action *action,
else
interp_param = NULL;
- attr_number = lp_build_const_int32(gallivm,
- shader->ps_input_param_offset[input_index]);
+ attr_number = lp_build_const_int32(gallivm, input_index);
if (inst->Instruction.Opcode == TGSI_OPCODE_INTERP_OFFSET ||
inst->Instruction.Opcode == TGSI_OPCODE_INTERP_SAMPLE) {
@@ -4337,8 +4340,6 @@ int si_shader_create(struct si_screen *sscreen, LLVMTargetMachineRef tm,
si_dump_streamout(&sel->so);
}
- assert(shader->nparam == 0);
-
si_init_shader_ctx(&si_shader_ctx, sscreen, shader, tm,
poly_stipple ? &stipple_shader_info : &sel->info);
diff --git a/src/gallium/drivers/radeonsi/si_shader.h b/src/gallium/drivers/radeonsi/si_shader.h
index 98bdb890a45..86d8f725cb6 100644
--- a/src/gallium/drivers/radeonsi/si_shader.h
+++ b/src/gallium/drivers/radeonsi/si_shader.h
@@ -290,9 +290,7 @@ struct si_shader {
struct radeon_shader_binary binary;
struct si_shader_config config;
- unsigned nparam;
unsigned vs_output_param_offset[PIPE_MAX_SHADER_OUTPUTS];
- unsigned ps_input_param_offset[PIPE_MAX_SHADER_INPUTS];
unsigned ps_input_interpolate[PIPE_MAX_SHADER_INPUTS];
bool uses_instanceid;
unsigned nr_pos_exports;
diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c
index 8243d2c881f..6e7311807dd 100644
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -404,6 +404,18 @@ static void si_shader_vs(struct si_shader *shader, struct si_shader *gs)
si_set_tesseval_regs(shader, pm4);
}
+static unsigned si_get_ps_num_interp(struct si_shader *ps)
+{
+ struct tgsi_shader_info *info = &ps->selector->info;
+ unsigned num_colors = !!(info->colors_read & 0x0f) +
+ !!(info->colors_read & 0xf0);
+ unsigned num_interp = ps->selector->info.num_inputs +
+ (ps->key.ps.color_two_side ? num_colors : 0);
+
+ assert(num_interp <= 32);
+ return MIN2(num_interp, 32);
+}
+
static unsigned si_get_spi_shader_col_format(struct si_shader *shader)
{
unsigned value = shader->key.ps.spi_shader_col_format;
@@ -507,7 +519,7 @@ static void si_shader_ps(struct si_shader *shader)
has_centroid = G_0286CC_PERSP_CENTROID_ENA(shader->config.spi_ps_input_ena) ||
G_0286CC_LINEAR_CENTROID_ENA(shader->config.spi_ps_input_ena);
- spi_ps_in_control = S_0286D8_NUM_INTERP(shader->nparam) |
+ spi_ps_in_control = S_0286D8_NUM_INTERP(si_get_ps_num_interp(shader)) |
S_0286D8_BC_OPTIMIZE_DISABLE(has_centroid);
/* Set registers. */
@@ -1129,34 +1141,44 @@ static void si_emit_spi_map(struct si_context *sctx, struct r600_atom *atom)
struct radeon_winsys_cs *cs = sctx->b.gfx.cs;
struct si_shader *ps = sctx->ps_shader.current;
struct si_shader *vs = si_get_vs_state(sctx);
- struct tgsi_shader_info *psinfo;
- unsigned i, num_written = 0;
+ struct tgsi_shader_info *psinfo = ps ? &ps->selector->info : NULL;
+ unsigned i, num_interp, num_written = 0, bcol_interp[2];
- if (!ps || !ps->nparam)
+ if (!ps || !ps->selector->info.num_inputs)
return;
- psinfo = &ps->selector->info;
-
- radeon_set_context_reg_seq(cs, R_028644_SPI_PS_INPUT_CNTL_0, ps->nparam);
+ num_interp = si_get_ps_num_interp(ps);
+ assert(num_interp > 0);
+ radeon_set_context_reg_seq(cs, R_028644_SPI_PS_INPUT_CNTL_0, num_interp);
for (i = 0; i < psinfo->num_inputs; i++) {
unsigned name = psinfo->input_semantic_name[i];
unsigned index = psinfo->input_semantic_index[i];
unsigned interpolate = psinfo->input_interpolate[i];
- unsigned param_offset = ps->ps_input_param_offset[i];
-bcolor:
+
radeon_emit(cs, si_get_ps_input_cntl(sctx, vs, name, index,
interpolate));
num_written++;
- if (name == TGSI_SEMANTIC_COLOR &&
- ps->key.ps.color_two_side) {
- name = TGSI_SEMANTIC_BCOLOR;
- param_offset++;
- goto bcolor;
+ if (name == TGSI_SEMANTIC_COLOR) {
+ assert(index < ARRAY_SIZE(bcol_interp));
+ bcol_interp[index] = interpolate;
+ }
+ }
+
+ if (ps->key.ps.color_two_side) {
+ unsigned bcol = TGSI_SEMANTIC_BCOLOR;
+
+ for (i = 0; i < 2; i++) {
+ if (!(psinfo->colors_read & (0xf << (i * 4))))
+ continue;
+
+ radeon_emit(cs, si_get_ps_input_cntl(sctx, vs, bcol,
+ i, bcol_interp[i]));
+ num_written++;
}
}
- assert(ps->nparam == num_written);
+ assert(num_interp == num_written);
}
static void si_emit_spi_ps_input(struct si_context *sctx, struct r600_atom *atom)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 15:01:45 +0000