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path: root/src/gallium/drivers/r300/r300_fs.c
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Diffstat (limited to 'src/gallium/drivers/r300/r300_fs.c')
-rw-r--r--src/gallium/drivers/r300/r300_fs.c135
1 files changed, 105 insertions, 30 deletions
diff --git a/src/gallium/drivers/r300/r300_fs.c b/src/gallium/drivers/r300/r300_fs.c
index 2936c3486e..4c502fefb3 100644
--- a/src/gallium/drivers/r300/r300_fs.c
+++ b/src/gallium/drivers/r300/r300_fs.c
@@ -149,16 +149,18 @@ static void get_external_state(
unsigned i;
unsigned char *swizzle;
+ state->frag_clamp = 0;
+
for (i = 0; i < texstate->sampler_state_count; i++) {
struct r300_sampler_state *s = texstate->sampler_states[i];
struct r300_sampler_view *v = texstate->sampler_views[i];
- struct r300_texture *t;
+ struct r300_resource *t;
if (!s || !v) {
continue;
}
- t = r300_texture(texstate->sampler_views[i]->base.texture);
+ t = r300_resource(texstate->sampler_views[i]->base.texture);
if (s->state.compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
state->unit[i].compare_mode_enabled = 1;
@@ -181,7 +183,7 @@ static void get_external_state(
state->unit[i].non_normalized_coords = !s->state.normalized_coords;
/* XXX this should probably take into account STR, not just S. */
- if (t->desc.is_npot) {
+ if (t->tex.is_npot) {
switch (s->state.wrap_s) {
case PIPE_TEX_WRAP_REPEAT:
state->unit[i].wrap_mode = RC_WRAP_REPEAT;
@@ -201,7 +203,7 @@ static void get_external_state(
state->unit[i].wrap_mode = RC_WRAP_NONE;
}
- if (t->desc.b.b.target == PIPE_TEXTURE_3D)
+ if (t->b.b.b.target == PIPE_TEXTURE_3D)
state->unit[i].clamp_and_scale_before_fetch = TRUE;
}
}
@@ -298,44 +300,98 @@ static void r300_emit_fs_code_to_buffer(
}
} else { /* r300 */
struct r300_fragment_program_code *code = &generic_code->code.r300;
-
- shader->cb_code_size = 19 +
- (r300->screen->caps.is_r400 ? 2 : 0) +
- code->alu.length * 4 +
- (code->tex.length ? (1 + code->tex.length) : 0) +
- imm_count * 5;
+ unsigned int alu_length = code->alu.length;
+ unsigned int alu_iterations = ((alu_length - 1) / 64) + 1;
+ unsigned int tex_length = code->tex.length;
+ unsigned int tex_iterations =
+ tex_length > 0 ? ((tex_length - 1) / 32) + 1 : 0;
+ unsigned int iterations =
+ alu_iterations > tex_iterations ? alu_iterations : tex_iterations;
+ unsigned int bank = 0;
+
+ shader->cb_code_size = 15 +
+ /* R400_US_CODE_BANK */
+ (r300->screen->caps.is_r400 ? 2 * (iterations + 1): 0) +
+ /* R400_US_CODE_EXT */
+ (r300->screen->caps.is_r400 ? 2 : 0) +
+ /* R300_US_ALU_{RGB,ALPHA}_{INST,ADDR}_0, R400_US_ALU_EXT_ADDR_0 */
+ (code->r390_mode ? (5 * alu_iterations) : 4) +
+ /* R400_US_ALU_EXT_ADDR_[0-63] */
+ (code->r390_mode ? (code->alu.length) : 0) +
+ /* R300_US_ALU_{RGB,ALPHA}_{INST,ADDR}_0 */
+ code->alu.length * 4 +
+ /* R300_US_TEX_INST_0, R300_US_TEX_INST_[0-31] */
+ (code->tex.length > 0 ? code->tex.length + tex_iterations : 0) +
+ imm_count * 5;
NEW_CB(shader->cb_code, shader->cb_code_size);
- if (r300->screen->caps.is_r400)
- OUT_CB_REG(R400_US_CODE_BANK, 0);
-
OUT_CB_REG(R300_US_CONFIG, code->config);
OUT_CB_REG(R300_US_PIXSIZE, code->pixsize);
OUT_CB_REG(R300_US_CODE_OFFSET, code->code_offset);
+ if (code->r390_mode) {
+ OUT_CB_REG(R400_US_CODE_EXT, code->r400_code_offset_ext);
+ } else if (r300->screen->caps.is_r400) {
+ /* This register appears to affect shaders even if r390_mode is
+ * disabled, so it needs to be set to 0 for shaders that
+ * don't use r390_mode. */
+ OUT_CB_REG(R400_US_CODE_EXT, 0);
+ }
+
OUT_CB_REG_SEQ(R300_US_CODE_ADDR_0, 4);
OUT_CB_TABLE(code->code_addr, 4);
- OUT_CB_REG_SEQ(R300_US_ALU_RGB_INST_0, code->alu.length);
- for (i = 0; i < code->alu.length; i++)
- OUT_CB(code->alu.inst[i].rgb_inst);
+ do {
+ unsigned int bank_alu_length = (alu_length < 64 ? alu_length : 64);
+ unsigned int bank_alu_offset = bank * 64;
+ unsigned int bank_tex_length = (tex_length < 32 ? tex_length : 32);
+ unsigned int bank_tex_offset = bank * 32;
+
+ if (r300->screen->caps.is_r400) {
+ OUT_CB_REG(R400_US_CODE_BANK, code->r390_mode ?
+ (bank << R400_BANK_SHIFT) | R400_R390_MODE_ENABLE : 0);//2
+ }
+
+ if (bank_alu_length > 0) {
+ OUT_CB_REG_SEQ(R300_US_ALU_RGB_INST_0, bank_alu_length);
+ for (i = 0; i < bank_alu_length; i++)
+ OUT_CB(code->alu.inst[i + bank_alu_offset].rgb_inst);
+
+ OUT_CB_REG_SEQ(R300_US_ALU_RGB_ADDR_0, bank_alu_length);
+ for (i = 0; i < bank_alu_length; i++)
+ OUT_CB(code->alu.inst[i + bank_alu_offset].rgb_addr);
+
+ OUT_CB_REG_SEQ(R300_US_ALU_ALPHA_INST_0, bank_alu_length);
+ for (i = 0; i < bank_alu_length; i++)
+ OUT_CB(code->alu.inst[i + bank_alu_offset].alpha_inst);
- OUT_CB_REG_SEQ(R300_US_ALU_RGB_ADDR_0, code->alu.length);
- for (i = 0; i < code->alu.length; i++)
- OUT_CB(code->alu.inst[i].rgb_addr);
+ OUT_CB_REG_SEQ(R300_US_ALU_ALPHA_ADDR_0, bank_alu_length);
+ for (i = 0; i < bank_alu_length; i++)
+ OUT_CB(code->alu.inst[i + bank_alu_offset].alpha_addr);
- OUT_CB_REG_SEQ(R300_US_ALU_ALPHA_INST_0, code->alu.length);
- for (i = 0; i < code->alu.length; i++)
- OUT_CB(code->alu.inst[i].alpha_inst);
+ if (code->r390_mode) {
+ OUT_CB_REG_SEQ(R400_US_ALU_EXT_ADDR_0, bank_alu_length);
+ for (i = 0; i < bank_alu_length; i++)
+ OUT_CB(code->alu.inst[i + bank_alu_offset].r400_ext_addr);
+ }
+ }
+
+ if (bank_tex_length > 0) {
+ OUT_CB_REG_SEQ(R300_US_TEX_INST_0, bank_tex_length);
+ OUT_CB_TABLE(code->tex.inst + bank_tex_offset, bank_tex_length);
+ }
- OUT_CB_REG_SEQ(R300_US_ALU_ALPHA_ADDR_0, code->alu.length);
- for (i = 0; i < code->alu.length; i++)
- OUT_CB(code->alu.inst[i].alpha_addr);
+ alu_length -= bank_alu_length;
+ tex_length -= bank_tex_length;
+ bank++;
+ } while(code->r390_mode && (alu_length > 0 || tex_length > 0));
- if (code->tex.length) {
- OUT_CB_REG_SEQ(R300_US_TEX_INST_0, code->tex.length);
- OUT_CB_TABLE(code->tex.inst, code->tex.length);
+ /* R400_US_CODE_BANK needs to be reset to 0, otherwise some shaders
+ * will be rendered incorrectly. */
+ if (r300->screen->caps.is_r400) {
+ OUT_CB_REG(R400_US_CODE_BANK,
+ code->r390_mode ? R400_R390_MODE_ENABLE : 0);
}
/* Emit immediates. */
@@ -384,17 +440,29 @@ static void r300_translate_fragment_shader(
compiler.code = &shader->code;
compiler.state = shader->compare_state;
compiler.Base.is_r500 = r300->screen->caps.is_r500;
+ compiler.Base.is_r400 = r300->screen->caps.is_r400;
compiler.Base.disable_optimizations = DBG_ON(r300, DBG_NO_OPT);
compiler.Base.has_half_swizzles = TRUE;
compiler.Base.has_presub = TRUE;
- compiler.Base.max_temp_regs = compiler.Base.is_r500 ? 128 : 32;
+ compiler.Base.max_temp_regs =
+ compiler.Base.is_r500 ? 128 : (compiler.Base.is_r400 ? 64 : 32);
compiler.Base.max_constants = compiler.Base.is_r500 ? 256 : 32;
- compiler.Base.max_alu_insts = compiler.Base.is_r500 ? 512 : 64;
+ compiler.Base.max_alu_insts =
+ (compiler.Base.is_r500 || compiler.Base.is_r400) ? 512 : 64;
+ compiler.Base.max_tex_insts =
+ (compiler.Base.is_r500 || compiler.Base.is_r400) ? 512 : 32;
compiler.AllocateHwInputs = &allocate_hardware_inputs;
compiler.UserData = &shader->inputs;
find_output_registers(&compiler, shader);
+ shader->write_all = FALSE;
+ for (i = 0; i < shader->info.num_properties; i++) {
+ if (shader->info.properties[i].name == TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS) {
+ shader->write_all = TRUE;
+ }
+ }
+
if (compiler.Base.Debug & RC_DBG_LOG) {
DBG(r300, DBG_FP, "r300: Initial fragment program\n");
tgsi_dump(tokens, 0);
@@ -407,6 +475,13 @@ static void r300_translate_fragment_shader(
r300_tgsi_to_rc(&ttr, tokens);
+ if (ttr.error) {
+ fprintf(stderr, "r300 FP: Cannot translate a shader. "
+ "Using a dummy shader instead.\n");
+ r300_dummy_fragment_shader(r300, shader);
+ return;
+ }
+
if (!r300->screen->caps.is_r500 ||
compiler.Base.Program.Constants.Count > 200) {
compiler.Base.remove_unused_constants = TRUE;
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-03 13:58:30 +0000