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authorTom Stellard <tstellar@gmail.com>2010-08-05 10:19:00 -0700
committerTom Stellard <tstellar@gmail.com>2010-08-10 13:17:25 -0700
commitc298bab60ea63882f34825a35cbc60f662783e64 (patch)
tree2a579f6da8146bd34fd9e5ec9090c76604d46dbb /src/gallium/drivers/r300/r300_reg.h
parent5c7b7da798b47126d9cc887b0df4b2c24ad9176b (diff)
r300/compiler: Implement hardware assisted loops for vertex shaders.
Single loops work, but nested loops do not.
Diffstat (limited to 'src/gallium/drivers/r300/r300_reg.h')
-rw-r--r--src/gallium/drivers/r300/r300_reg.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/gallium/drivers/r300/r300_reg.h b/src/gallium/drivers/r300/r300_reg.h
index 99a9d65055..60d3b600cb 100644
--- a/src/gallium/drivers/r300/r300_reg.h
+++ b/src/gallium/drivers/r300/r300_reg.h
@@ -496,6 +496,12 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
#define R300_VAP_GB_HORZ_CLIP_ADJ 0x2228
#define R300_VAP_GB_HORZ_DISC_ADJ 0x222c
+#define R300_VAP_PVS_FLOW_CNTL_ADDRS_0 0x2230
+#define R300_PVS_FC_ACT_ADRS(x) ((x) << 0)
+#define R300_PVS_FC_LOOP_CNT_JMP_INST(x) ((x) << 8)
+#define R300_PVS_FC_LAST_INST(x) ((x) << 16)
+#define R300_PVS_FC_RTN_INST(x) ((x) << 24)
+
/* gap */
/* Sometimes, END_OF_PKT and 0x2284=0 are the only commands sent between
@@ -514,6 +520,10 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
# define R300_2288_R300 0x00750000 /* -- nh */
# define R300_2288_RV350 0x0000FFFF /* -- Vladimir */
+#define R300_VAP_PVS_FLOW_CNTL_LOOP_INDEX_0 0x2290
+#define R300_PVS_FC_LOOP_INIT_VAL(x) ((x) << 0)
+#define R300_PVS_FC_LOOP_STEP_VAL(x) ((x) << 8)
+
/* gap */
/* Addresses are relative to the vertex program instruction area of the
@@ -548,6 +558,9 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
#define R300_VAP_PVS_CODE_CNTL_1 0x22D8
# define R300_PVS_LAST_VTX_SRC_INST_SHIFT 0
#define R300_VAP_PVS_FLOW_CNTL_OPC 0x22DC
+#define R300_VAP_PVS_FC_OPC_JUMP(x) (1 << (2 * (x)))
+#define R300_VAP_PVS_FC_OPC_LOOP(x) (2 << (2 * (x)))
+#define R300_VAP_PVS_FC_OPC_JSR(x) (3 << (2 * (x)))
/* The entire range from 0x2300 to 0x2AC inclusive seems to be used for
* immediate vertices
@@ -564,6 +577,14 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
/* write 0 to indicate end of packet? */
#define R300_VAP_VTX_END_OF_PKT 0x24AC
+#define R500_VAP_PVS_FLOW_CNTL_ADDRS_LW_0 0x2500
+#define R500_PVS_FC_ACT_ADRS(x) ((x) << 0)
+#define R500_PVS_FC_LOOP_CNT_JMP_INST(x) ((x) << 16)
+
+#define R500_VAP_PVS_FLOW_CNTL_ADDRS_UW_0 0x2504
+#define R500_PVS_FC_LAST_INST(x) ((x) << 0)
+#define R500_PVS_FC_RTN_INST(x) ((x) << 16)
+
/* gap */
/* These are values from r300_reg/r300_reg.h - they are known to be correct