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-rw-r--r--src/gallium/drivers/r300/r300_fs.c10
-rw-r--r--src/gallium/drivers/r300/r300_texture.h13
-rw-r--r--src/gallium/drivers/r300/r300_tgsi_to_rc.c63
-rw-r--r--src/gallium/drivers/r300/r300_tgsi_to_rc.h7
4 files changed, 79 insertions, 14 deletions
diff --git a/src/gallium/drivers/r300/r300_fs.c b/src/gallium/drivers/r300/r300_fs.c
index 60ea9c171d..39bcdc8fe6 100644
--- a/src/gallium/drivers/r300/r300_fs.c
+++ b/src/gallium/drivers/r300/r300_fs.c
@@ -77,17 +77,21 @@ void r300_shader_read_fs_inputs(struct tgsi_shader_info* info,
static void find_output_registers(struct r300_fragment_program_compiler * compiler,
struct r300_fragment_shader * fs)
{
- unsigned i;
+ unsigned i, colorbuf_count = 0;
/* Mark the outputs as not present initially */
- compiler->OutputColor = fs->info.num_outputs;
+ compiler->OutputColor[0] = fs->info.num_outputs;
+ compiler->OutputColor[1] = fs->info.num_outputs;
+ compiler->OutputColor[2] = fs->info.num_outputs;
+ compiler->OutputColor[3] = fs->info.num_outputs;
compiler->OutputDepth = fs->info.num_outputs;
/* Now see where they really are. */
for(i = 0; i < fs->info.num_outputs; ++i) {
switch(fs->info.output_semantic_name[i]) {
case TGSI_SEMANTIC_COLOR:
- compiler->OutputColor = i;
+ compiler->OutputColor[colorbuf_count] = i;
+ colorbuf_count++;
break;
case TGSI_SEMANTIC_POSITION:
compiler->OutputDepth = i;
diff --git a/src/gallium/drivers/r300/r300_texture.h b/src/gallium/drivers/r300/r300_texture.h
index 453fb1accc..b37be26133 100644
--- a/src/gallium/drivers/r300/r300_texture.h
+++ b/src/gallium/drivers/r300/r300_texture.h
@@ -37,24 +37,31 @@ unsigned r300_texture_get_stride(struct r300_screen* screen,
unsigned r300_texture_get_offset(struct r300_texture* tex, unsigned level,
unsigned zslice, unsigned face);
-/* Note the signature of R300_EASY_TX_FORMAT(A, R, G, B, FORMAT)... */
+/* Translate a pipe_format into a useful texture format for sampling.
+ *
+ * R300_EASY_TX_FORMAT swizzles the texture.
+ * Note the signature of R300_EASY_TX_FORMAT:
+ * R300_EASY_TX_FORMAT(B, G, R, A, FORMAT);
+ *
+ * The FORMAT specifies how the texture sampler will treat the texture, and
+ * makes available X, Y, Z, W, ZERO, and ONE for swizzling. */
static INLINE uint32_t r300_translate_texformat(enum pipe_format format)
{
switch (format) {
/* X8 */
case PIPE_FORMAT_A8_UNORM:
+ return R300_EASY_TX_FORMAT(ZERO, ZERO, ZERO, X, X8);
case PIPE_FORMAT_I8_UNORM:
return R300_EASY_TX_FORMAT(X, X, X, X, X8);
case PIPE_FORMAT_L8_UNORM:
return R300_EASY_TX_FORMAT(X, X, X, ONE, X8);
/* X16 */
case PIPE_FORMAT_R16_UNORM:
+ case PIPE_FORMAT_Z16_UNORM:
return R300_EASY_TX_FORMAT(X, X, X, X, X16);
case PIPE_FORMAT_R16_SNORM:
return R300_EASY_TX_FORMAT(X, X, X, X, X16) |
R300_TX_FORMAT_SIGNED;
- case PIPE_FORMAT_Z16_UNORM:
- return R300_EASY_TX_FORMAT(X, X, X, X, X16);
/* Y8X8 */
case PIPE_FORMAT_A8L8_UNORM:
return R300_EASY_TX_FORMAT(X, X, X, Y, Y8X8);
diff --git a/src/gallium/drivers/r300/r300_tgsi_to_rc.c b/src/gallium/drivers/r300/r300_tgsi_to_rc.c
index a792c2cf98..941ec17016 100644
--- a/src/gallium/drivers/r300/r300_tgsi_to_rc.c
+++ b/src/gallium/drivers/r300/r300_tgsi_to_rc.c
@@ -201,6 +201,8 @@ static void transform_srcreg(
struct rc_src_register * dst,
struct tgsi_full_src_register * src)
{
+ unsigned i, j;
+
dst->File = translate_register_file(src->Register.File);
dst->Index = translate_register_index(ttr, src->Register.File, src->Register.Index);
dst->RelAddr = src->Register.Indirect;
@@ -210,6 +212,21 @@ static void transform_srcreg(
dst->Swizzle |= tgsi_util_get_full_src_register_swizzle(src, 3) << 9;
dst->Abs = src->Register.Absolute;
dst->Negate = src->Register.Negate ? RC_MASK_XYZW : 0;
+
+ if (src->Register.File == TGSI_FILE_IMMEDIATE) {
+ for (i = 0; i < ttr->imms_to_swizzle_count; i++) {
+ if (ttr->imms_to_swizzle[i].index == src->Register.Index) {
+ dst->File = RC_FILE_TEMPORARY;
+ dst->Index = 0;
+ dst->Swizzle = 0;
+ for (j = 0; j < 4; j++) {
+ dst->Swizzle |= GET_SWZ(ttr->imms_to_swizzle[i].swizzle,
+ tgsi_util_get_full_src_register_swizzle(src, j)) << (j * 3);
+ }
+ break;
+ }
+ }
+ }
}
static void transform_texture(struct rc_instruction * dst, struct tgsi_instruction_texture src,
@@ -277,21 +294,45 @@ static void transform_instruction(struct tgsi_to_rc * ttr, struct tgsi_full_inst
&ttr->compiler->Program.ShadowSamplers);
}
-static void handle_immediate(struct tgsi_to_rc * ttr, struct tgsi_full_immediate * imm)
+static void handle_immediate(struct tgsi_to_rc * ttr,
+ struct tgsi_full_immediate * imm,
+ unsigned index)
{
struct rc_constant constant;
- int i;
+ unsigned swizzle = 0;
+ boolean can_swizzle = TRUE;
+ unsigned i;
- constant.Type = RC_CONSTANT_IMMEDIATE;
- constant.Size = 4;
- for(i = 0; i < 4; ++i)
- constant.u.Immediate[i] = imm->u[i].Float;
- rc_constants_add(&ttr->compiler->Program.Constants, &constant);
+ for (i = 0; i < 4; i++) {
+ if (imm->u[i].Float == 0.0f) {
+ swizzle |= RC_SWIZZLE_ZERO << (i * 3);
+ } else if (imm->u[i].Float == 0.5f) {
+ swizzle |= RC_SWIZZLE_HALF << (i * 3);
+ } else if (imm->u[i].Float == 1.0f) {
+ swizzle |= RC_SWIZZLE_ONE << (i * 3);
+ } else {
+ can_swizzle = FALSE;
+ break;
+ }
+ }
+
+ if (can_swizzle) {
+ ttr->imms_to_swizzle[ttr->imms_to_swizzle_count].index = index;
+ ttr->imms_to_swizzle[ttr->imms_to_swizzle_count].swizzle = swizzle;
+ ttr->imms_to_swizzle_count++;
+ } else {
+ constant.Type = RC_CONSTANT_IMMEDIATE;
+ constant.Size = 4;
+ for(i = 0; i < 4; ++i)
+ constant.u.Immediate[i] = imm->u[i].Float;
+ rc_constants_add(&ttr->compiler->Program.Constants, &constant);
+ }
}
void r300_tgsi_to_rc(struct tgsi_to_rc * ttr, const struct tgsi_token * tokens)
{
struct tgsi_parse_context parser;
+ unsigned imm_index = 0;
int i;
/* Allocate constants placeholders.
@@ -308,6 +349,9 @@ void r300_tgsi_to_rc(struct tgsi_to_rc * ttr, const struct tgsi_token * tokens)
ttr->immediate_offset = ttr->compiler->Program.Constants.Count;
+ ttr->imms_to_swizzle = malloc(ttr->info->immediate_count * sizeof(struct swizzled_imms));
+ ttr->imms_to_swizzle_count = 0;
+
tgsi_parse_init(&parser, tokens);
while (!tgsi_parse_end_of_tokens(&parser)) {
@@ -317,7 +361,8 @@ void r300_tgsi_to_rc(struct tgsi_to_rc * ttr, const struct tgsi_token * tokens)
case TGSI_TOKEN_TYPE_DECLARATION:
break;
case TGSI_TOKEN_TYPE_IMMEDIATE:
- handle_immediate(ttr, &parser.FullToken.FullImmediate);
+ handle_immediate(ttr, &parser.FullToken.FullImmediate, imm_index);
+ imm_index++;
break;
case TGSI_TOKEN_TYPE_INSTRUCTION:
transform_instruction(ttr, &parser.FullToken.FullInstruction);
@@ -327,6 +372,8 @@ void r300_tgsi_to_rc(struct tgsi_to_rc * ttr, const struct tgsi_token * tokens)
tgsi_parse_free(&parser);
+ free(ttr->imms_to_swizzle);
+
rc_calculate_inputs_outputs(ttr->compiler);
}
diff --git a/src/gallium/drivers/r300/r300_tgsi_to_rc.h b/src/gallium/drivers/r300/r300_tgsi_to_rc.h
index 93e90ec6d2..39b473c7bf 100644
--- a/src/gallium/drivers/r300/r300_tgsi_to_rc.h
+++ b/src/gallium/drivers/r300/r300_tgsi_to_rc.h
@@ -29,11 +29,18 @@ struct tgsi_full_declaration;
struct tgsi_shader_info;
struct tgsi_token;
+struct swizzled_imms {
+ unsigned index;
+ unsigned swizzle;
+};
+
struct tgsi_to_rc {
struct radeon_compiler * compiler;
const struct tgsi_shader_info * info;
int immediate_offset;
+ struct swizzled_imms * imms_to_swizzle;
+ unsigned imms_to_swizzle_count;
};
void r300_tgsi_to_rc(struct tgsi_to_rc * ttr, const struct tgsi_token * tokens);
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-16 02:29:21 +0000