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authorDave Airlie <[email protected]>2017-01-19 15:05:37 +1000
committerDave Airlie <[email protected]>2017-01-31 09:29:59 +1000
commit80cdf2c17edb141ea54d1941a0353ebe083ed501 (patch)
treedbc6de15eca3bfd63a753b89d7a7cb2f4e608050
parent23999a363b5ef550635f6589325b2a502bdfca0a (diff)
radv/ac: add geom input support to get deref offset.
This just adds the API and fixes up the callers. Reviewed-by: Bas Nieuwenhuizen <[email protected]> Signed-off-by: Dave Airlie <[email protected]>
-rw-r--r--src/amd/common/ac_nir_to_llvm.c22
1 files changed, 14 insertions, 8 deletions
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index bf42ed67db8..0e5fb1736be 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -2098,11 +2098,17 @@ static LLVMValueRef visit_load_ubo_buffer(struct nir_to_llvm_context *ctx,
static void
radv_get_deref_offset(struct nir_to_llvm_context *ctx, nir_deref *tail,
- bool vs_in, unsigned *const_out, LLVMValueRef *indir_out)
+ bool vs_in, unsigned *vertex_index_out,
+ unsigned *const_out, LLVMValueRef *indir_out)
{
unsigned const_offset = 0;
LLVMValueRef offset = NULL;
+ if (vertex_index_out != NULL) {
+ tail = tail->child;
+ nir_deref_array *deref_array = nir_deref_as_array(tail);
+ *vertex_index_out = deref_array->base_offset;
+ }
while (tail->child != NULL) {
const struct glsl_type *parent_type = tail->type;
@@ -2158,7 +2164,7 @@ static LLVMValueRef visit_load_var(struct nir_to_llvm_context *ctx,
switch (instr->variables[0]->var->data.mode) {
case nir_var_shader_in:
radv_get_deref_offset(ctx, &instr->variables[0]->deref,
- ctx->stage == MESA_SHADER_VERTEX,
+ ctx->stage == MESA_SHADER_VERTEX, NULL,
&const_index, &indir_index);
for (unsigned chan = 0; chan < ve; chan++) {
if (indir_index) {
@@ -2179,7 +2185,7 @@ static LLVMValueRef visit_load_var(struct nir_to_llvm_context *ctx,
break;
case nir_var_local:
radv_get_deref_offset(ctx, &instr->variables[0]->deref, false,
- &const_index, &indir_index);
+ NULL, &const_index, &indir_index);
for (unsigned chan = 0; chan < ve; chan++) {
if (indir_index) {
unsigned count = glsl_count_attribute_slots(
@@ -2198,7 +2204,7 @@ static LLVMValueRef visit_load_var(struct nir_to_llvm_context *ctx,
return to_integer(ctx, ac_build_gather_values(&ctx->ac, values, ve));
case nir_var_shader_out:
radv_get_deref_offset(ctx, &instr->variables[0]->deref, false,
- &const_index, &indir_index);
+ NULL, &const_index, &indir_index);
for (unsigned chan = 0; chan < ve; chan++) {
if (indir_index) {
unsigned count = glsl_count_attribute_slots(
@@ -2219,7 +2225,7 @@ static LLVMValueRef visit_load_var(struct nir_to_llvm_context *ctx,
return to_integer(ctx, ac_build_gather_values(&ctx->ac, values, ve));
case nir_var_shared: {
radv_get_deref_offset(ctx, &instr->variables[0]->deref, false,
- &const_index, &indir_index);
+ NULL, &const_index, &indir_index);
LLVMValueRef ptr = get_shared_memory_ptr(ctx, idx, ctx->i32);
LLVMValueRef derived_ptr;
@@ -2251,7 +2257,7 @@ visit_store_var(struct nir_to_llvm_context *ctx,
switch (instr->variables[0]->var->data.mode) {
case nir_var_shader_out:
radv_get_deref_offset(ctx, &instr->variables[0]->deref, false,
- &const_index, &indir_index);
+ NULL, &const_index, &indir_index);
for (unsigned chan = 0; chan < 4; chan++) {
int stride = 4;
if (!(writemask & (1 << chan)))
@@ -2291,7 +2297,7 @@ visit_store_var(struct nir_to_llvm_context *ctx,
break;
case nir_var_local:
radv_get_deref_offset(ctx, &instr->variables[0]->deref, false,
- &const_index, &indir_index);
+ NULL, &const_index, &indir_index);
for (unsigned chan = 0; chan < 4; chan++) {
if (!(writemask & (1 << chan)))
continue;
@@ -2322,7 +2328,7 @@ visit_store_var(struct nir_to_llvm_context *ctx,
case nir_var_shared: {
LLVMValueRef ptr;
radv_get_deref_offset(ctx, &instr->variables[0]->deref, false,
- &const_index, &indir_index);
+ NULL, &const_index, &indir_index);
ptr = get_shared_memory_ptr(ctx, idx, ctx->i32);
LLVMValueRef derived_ptr;