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authorDave Airlie <[email protected]>2016-04-07 00:36:26 +0100
committerDave Airlie <[email protected]>2017-06-26 16:27:51 +1000
commit27380d6b3e5c07948a911470c407cdc1b58dbf93 (patch)
tree5ea6091dd9b68b59fda212945a76e8447e42696f
parentccab3f7e1b9e8a8998e421a04c3bc111bd8985ae (diff)
r600/asm: add support for other GDS operations.
This adds support for the GDS operations needed to do atomic counters. Signed-off-by: Dave Airlie <[email protected]>
-rw-r--r--src/gallium/drivers/r600/eg_asm.c15
-rw-r--r--src/gallium/drivers/r600/r600_asm.c10
-rw-r--r--src/gallium/drivers/r600/r600_asm.h5
3 files changed, 26 insertions, 4 deletions
diff --git a/src/gallium/drivers/r600/eg_asm.c b/src/gallium/drivers/r600/eg_asm.c
index 46683c19020..6840cf6f18a 100644
--- a/src/gallium/drivers/r600/eg_asm.c
+++ b/src/gallium/drivers/r600/eg_asm.c
@@ -196,7 +196,12 @@ int egcm_load_index_reg(struct r600_bytecode *bc, unsigned id, bool inside_alu_c
int eg_bytecode_gds_build(struct r600_bytecode *bc, struct r600_bytecode_gds *gds, unsigned id)
{
- unsigned opcode = r600_isa_fetch_opcode(bc->isa->hw_class, gds->op) >> 8;
+ unsigned gds_op = (r600_isa_fetch_opcode(bc->isa->hw_class, gds->op) >> 8) & 0x3f;
+ unsigned opcode;
+ if (gds->op == FETCH_OP_TF_WRITE)
+ opcode = 5;
+ else
+ opcode = 4;
bc->bytecode[id++] = S_SQ_MEM_GDS_WORD0_MEM_INST(2) |
S_SQ_MEM_GDS_WORD0_MEM_OP(opcode) |
S_SQ_MEM_GDS_WORD0_SRC_GPR(gds->src_gpr) |
@@ -207,8 +212,12 @@ int eg_bytecode_gds_build(struct r600_bytecode *bc, struct r600_bytecode_gds *gd
bc->bytecode[id++] = S_SQ_MEM_GDS_WORD1_DST_GPR(gds->dst_gpr) |
S_SQ_MEM_GDS_WORD1_DST_REL(gds->dst_rel) |
- S_SQ_MEM_GDS_WORD1_GDS_OP(gds->gds_op) |
- S_SQ_MEM_GDS_WORD1_SRC_GPR(gds->src_gpr2);
+ S_SQ_MEM_GDS_WORD1_GDS_OP(gds_op) |
+ S_SQ_MEM_GDS_WORD1_SRC_GPR(gds->src_gpr2) |
+ S_SQ_MEM_GDS_WORD1_UAV_INDEX_MODE(gds->uav_index_mode) |
+ S_SQ_MEM_GDS_WORD1_UAV_ID(gds->uav_id) |
+ S_SQ_MEM_GDS_WORD1_ALLOC_CONSUME(gds->alloc_consume) |
+ S_SQ_MEM_GDS_WORD1_BCAST_FIRST_REQ(gds->bcast_first_req);
bc->bytecode[id++] = S_SQ_MEM_GDS_WORD2_DST_SEL_X(gds->dst_sel_x) |
S_SQ_MEM_GDS_WORD2_DST_SEL_Y(gds->dst_sel_y) |
diff --git a/src/gallium/drivers/r600/r600_asm.c b/src/gallium/drivers/r600/r600_asm.c
index 9db99158658..9e00528c5c0 100644
--- a/src/gallium/drivers/r600/r600_asm.c
+++ b/src/gallium/drivers/r600/r600_asm.c
@@ -1470,6 +1470,11 @@ int r600_bytecode_add_gds(struct r600_bytecode *bc, const struct r600_bytecode_g
return -ENOMEM;
memcpy(ngds, gds, sizeof(struct r600_bytecode_gds));
+ if (bc->chip_class >= EVERGREEN) {
+ if (gds->uav_index_mode)
+ egcm_load_index_reg(bc, gds->uav_index_mode - 1, false);
+ }
+
if (bc->cf_last == NULL ||
bc->cf_last->op != CF_OP_GDS ||
bc->force_add_cf) {
@@ -2338,6 +2343,11 @@ void r600_bytecode_disasm(struct r600_bytecode *bc)
if (gds->op != FETCH_OP_TF_WRITE) {
o += fprintf(stderr, ", R%d.", gds->src_gpr2);
}
+ if (gds->alloc_consume) {
+ o += fprintf(stderr, " UAV: %d", gds->uav_id);
+ if (gds->uav_index_mode)
+ o += fprintf(stderr, "[%s]", index_mode[gds->uav_index_mode]);
+ }
fprintf(stderr, "\n");
id += 4;
}
diff --git a/src/gallium/drivers/r600/r600_asm.h b/src/gallium/drivers/r600/r600_asm.h
index 8992e0dfb22..91fe260c577 100644
--- a/src/gallium/drivers/r600/r600_asm.h
+++ b/src/gallium/drivers/r600/r600_asm.h
@@ -121,7 +121,6 @@ struct r600_bytecode_vtx {
struct r600_bytecode_gds {
struct list_head list;
unsigned op;
- unsigned gds_op;
unsigned src_gpr;
unsigned src_rel;
unsigned src_sel_x;
@@ -134,6 +133,10 @@ struct r600_bytecode_gds {
unsigned dst_sel_y;
unsigned dst_sel_z;
unsigned dst_sel_w;
+ unsigned uav_index_mode;
+ unsigned uav_id;
+ unsigned alloc_consume;
+ unsigned bcast_first_req;
};
struct r600_bytecode_output {