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authorJerome Glisse <[email protected]>2010-06-06 22:13:24 +0200
committerJerome Glisse <[email protected]>2010-06-06 22:16:47 +0200
commitc6131879eb7dfdf26cd068109f6680608d608ab4 (patch)
tree02fd9492098c4d44f775b42a34a1aeae7a4edda2 /src/gallium/drivers
parentaeffba454f8f5bc63bf97c1a0925cfef51af13c2 (diff)
r600g: add shader literal constant support
Signed-off-by: Jerome Glisse <[email protected]>
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r--src/gallium/drivers/r600/r600_compiler_r600.c82
-rw-r--r--src/gallium/drivers/r600/r600_shader.c6
-rw-r--r--src/gallium/drivers/r600/r600_shader.h1
3 files changed, 75 insertions, 14 deletions
diff --git a/src/gallium/drivers/r600/r600_compiler_r600.c b/src/gallium/drivers/r600/r600_compiler_r600.c
index 623ac043777..14ea8ab6e88 100644
--- a/src/gallium/drivers/r600/r600_compiler_r600.c
+++ b/src/gallium/drivers/r600/r600_compiler_r600.c
@@ -435,7 +435,7 @@ static int r600_shader_alu_translate(struct r600_shader *rshader,
{
struct r600_shader_node *rnode;
struct r600_shader_alu *alu;
- int i, j, r, comp;
+ int i, j, r, comp, litteral_lastcomp = -1;
if (!c_list_empty(&node->vfetch)) {
rnode = r600_shader_new_node(rshader, node->node);
@@ -481,6 +481,25 @@ static int r600_shader_alu_translate(struct r600_shader *rshader,
fprintf(stderr, "%s %d register failed\n", __FILE__, __LINE__);
return r;
}
+ if (instruction->op[i].input[j].vector->file == C_FILE_IMMEDIATE) {
+ r = instruction->op[i].input[j].swizzle;
+ switch (r) {
+ case C_SWIZZLE_X:
+ case C_SWIZZLE_Y:
+ case C_SWIZZLE_Z:
+ case C_SWIZZLE_W:
+ break;
+ case C_SWIZZLE_0:
+ case C_SWIZZLE_1:
+ default:
+ fprintf(stderr, "%s %d invalid input\n", __func__, __LINE__);
+ return -EINVAL;
+ }
+ alu->literal[r] = instruction->op[i].input[j].vector->channel[r]->value;
+ if (r > litteral_lastcomp) {
+ litteral_lastcomp = r;
+ }
+ }
}
r = r600_shader_find_gpr(rshader, instruction->op[i].output.vector,
instruction->op[i].output.swizzle, &alu->alu[comp].dst);
@@ -489,6 +508,20 @@ static int r600_shader_alu_translate(struct r600_shader *rshader,
return r;
}
}
+ switch (litteral_lastcomp) {
+ case 0:
+ case 1:
+ alu->nliteral = 2;
+ break;
+ case 2:
+ case 3:
+ alu->nliteral = 4;
+ break;
+ case -1:
+ default:
+ break;
+ }
+printf("nliteral: %d\n", alu->nliteral);
for (i = instruction->nop; i >= 0; i--) {
if (alu->alu[i].inst != INST_NOP) {
alu->alu[i].last = 1;
@@ -539,24 +572,45 @@ void r600_shader_node_place(struct r600_shader *rshader)
int r600_shader_legalize(struct r600_shader *rshader)
{
- struct r600_shader_node *node, *nnode;
- struct r600_shader_alu *alu, *nalu;
-
-#if 0
- c_list_for_each_safe(node, nnode, &rshader->nodes) {
- c_list_for_each_safe(alu, nalu, &node->alu) {
- alu->nalu = 5;
- alu->alu[4].last = 1;
- }
- }
-#endif
return 0;
}
+static int r600_cshader_legalize_rec(struct c_shader *shader, struct c_node *node)
+{
+ struct c_node_link *link;
+ struct c_instruction *i;
+ struct c_operand operand;
+ unsigned k;
+ int r;
+ c_list_for_each(i, &node->insts) {
+ for (k = 0; k < i->nop; k++) {
+ switch (i->op[k].opcode) {
+ case C_OPCODE_SLT:
+ i->op[k].opcode = C_OPCODE_SGT;
+ memcpy(&operand, &i->op[k].input[0], sizeof(struct c_operand));
+ memcpy(&i->op[k].input[0], &i->op[k].input[1], sizeof(struct c_operand));
+ memcpy(&i->op[k].input[1], &operand, sizeof(struct c_operand));
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ c_list_for_each(link, &node->childs) {
+ r = r600_cshader_legalize_rec(shader, link->node);
+ if (r) {
+ return r;
+ }
+ }
+ return 0;
+}
-
+int r600_cshader_legalize(struct c_shader *shader)
+{
+ return r600_cshader_legalize_rec(shader, &shader->entry);
+}
struct r600_instruction_info r600_instruction_info[] = {
@@ -733,7 +787,7 @@ struct r600_alu_instruction r600_alu_instruction[C_OPCODE_LAST] = {
{C_OPCODE_RFL, INST_NOP},
{C_OPCODE_SEQ, INST_NOP},
{C_OPCODE_SFL, INST_NOP},
- {C_OPCODE_SGT, INST_NOP},
+ {C_OPCODE_SGT, INST_SETGT},
{C_OPCODE_SIN, INST_SIN},
{C_OPCODE_SLE, INST_NOP},
{C_OPCODE_SNE, INST_NOP},
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 9708d951883..6b29d333798 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -156,6 +156,12 @@ struct r600_pipe_shader *r600_pipe_shader_create(struct pipe_context *ctx, unsig
return NULL;
}
c_shader_dump(&rshader->cshader);
+ r = r600_cshader_legalize(&rshader->cshader);
+ if (r) {
+ r600_pipe_shader_destroy(ctx, rpshader);
+ fprintf(stderr, "ERROR(%s %d)>>\n\n", __func__, __LINE__);
+ return NULL;
+ }
r = r700_shader_translate(rshader);
if (r) {
r600_pipe_shader_destroy(ctx, rpshader);
diff --git a/src/gallium/drivers/r600/r600_shader.h b/src/gallium/drivers/r600/r600_shader.h
index 3b65b29553c..7d30ca79d1b 100644
--- a/src/gallium/drivers/r600/r600_shader.h
+++ b/src/gallium/drivers/r600/r600_shader.h
@@ -114,6 +114,7 @@ int r600_shader_vfetch_bytecode(struct r600_shader *rshader,
int r600_shader_update(struct r600_shader *rshader,
enum pipe_format *resource_format);
int r600_shader_legalize(struct r600_shader *rshader);
+int r600_cshader_legalize(struct c_shader *shader);
int r700_shader_translate(struct r600_shader *rshader);