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authorMarek Olšák <[email protected]>2010-02-12 04:49:30 +0100
committerMarek Olšák <[email protected]>2010-02-13 15:44:43 +0100
commit8eb4cd5b825db7bf26da240ccddaf9a7e5e55a62 (patch)
treee159044848c055c6147ff0f8f479a561150aa41b
parent67049b59fdc3fb8dff6a04cb4929f48c28cd88ca (diff)
r300g: cleanup the emission of RS block state
Emit as few regs as possible.
-rw-r--r--src/gallium/drivers/r300/r300_emit.c16
-rw-r--r--src/gallium/drivers/r300/r300_state_derived.c6
2 files changed, 13 insertions, 9 deletions
diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index 7399ab8ef39..3b59367a0b1 100644
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -629,17 +629,19 @@ void r300_emit_rs_block_state(struct r300_context* r300, void* state)
struct r300_rs_block* rs = (struct r300_rs_block*)state;
unsigned i;
struct r300_screen* r300screen = r300_screen(r300->context.screen);
+ /* It's the same for both INST and IP tables */
+ unsigned count = (rs->inst_count & R300_RS_INST_COUNT_MASK) + 1;
CS_LOCALS(r300);
DBG(r300, DBG_DRAW, "r300: RS emit:\n");
- BEGIN_CS(21);
+ BEGIN_CS(5 + count*2);
if (r300screen->caps->is_r500) {
- OUT_CS_REG_SEQ(R500_RS_IP_0, 8);
+ OUT_CS_REG_SEQ(R500_RS_IP_0, count);
} else {
- OUT_CS_REG_SEQ(R300_RS_IP_0, 8);
+ OUT_CS_REG_SEQ(R300_RS_IP_0, count);
}
- for (i = 0; i < 8; i++) {
+ for (i = 0; i < count; i++) {
OUT_CS(rs->ip[i]);
DBG(r300, DBG_DRAW, " : ip %d: 0x%08x\n", i, rs->ip[i]);
}
@@ -649,11 +651,11 @@ void r300_emit_rs_block_state(struct r300_context* r300, void* state)
OUT_CS(rs->inst_count);
if (r300screen->caps->is_r500) {
- OUT_CS_REG_SEQ(R500_RS_INST_0, 8);
+ OUT_CS_REG_SEQ(R500_RS_INST_0, count);
} else {
- OUT_CS_REG_SEQ(R300_RS_INST_0, 8);
+ OUT_CS_REG_SEQ(R300_RS_INST_0, count);
}
- for (i = 0; i < 8; i++) {
+ for (i = 0; i < count; i++) {
OUT_CS(rs->inst[i]);
DBG(r300, DBG_DRAW, " : inst %d: 0x%08x\n", i, rs->inst[i]);
}
diff --git a/src/gallium/drivers/r300/r300_state_derived.c b/src/gallium/drivers/r300/r300_state_derived.c
index bad9e76067c..2cbce9210a7 100644
--- a/src/gallium/drivers/r300/r300_state_derived.c
+++ b/src/gallium/drivers/r300/r300_state_derived.c
@@ -306,7 +306,7 @@ static void r300_update_rs_block(struct r300_context* r300,
struct r300_shader_semantics* fs_inputs)
{
struct r300_rs_block rs = { { 0 } };
- int i, col_count = 0, tex_count = 0, fp_offset = 0;
+ int i, col_count = 0, tex_count = 0, fp_offset = 0, count;
void (*rX00_rs_col)(struct r300_rs_block*, int, int, boolean);
void (*rX00_rs_col_write)(struct r300_rs_block*, int, int);
void (*rX00_rs_tex)(struct r300_rs_block*, int, int, boolean);
@@ -410,11 +410,13 @@ static void r300_update_rs_block(struct r300_context* r300,
rs.count = (tex_count*4) | (col_count << R300_IC_COUNT_SHIFT) |
R300_HIRES_EN;
- rs.inst_count = MAX3(col_count - 1, tex_count - 1, 0);
+ count = MAX3(col_count, tex_count, 1);
+ rs.inst_count = count - 1;
/* Now, after all that, see if we actually need to update the state. */
if (memcmp(r300->rs_block_state.state, &rs, sizeof(struct r300_rs_block))) {
memcpy(r300->rs_block_state.state, &rs, sizeof(struct r300_rs_block));
+ r300->rs_block_state.size = 5 + count;
r300->rs_block_state.dirty = TRUE;
}
}