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authorDave Airlie <airlied@redhat.com>2019-07-22 08:27:27 +1000
committerDave Airlie <airlied@redhat.com>2019-09-04 15:22:20 +1000
commitdb6c78f9c8cba64cd653166968912cbc5282f875 (patch)
tree8fae776eff61d4cf92e33d8912f29320d30bc62d /src
parent3312bed7b0164223f438c91bdcc287602a0ce8c4 (diff)
gallivm: add new compute related intrinsics
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Diffstat (limited to 'src')
-rw-r--r--src/gallium/auxiliary/gallivm/lp_bld_tgsi.h3
-rw-r--r--src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c16
2 files changed, 19 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_tgsi.h b/src/gallium/auxiliary/gallivm/lp_bld_tgsi.h
index ed3465874bc..5bc2f67dbf4 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_tgsi.h
+++ b/src/gallium/auxiliary/gallivm/lp_bld_tgsi.h
@@ -170,6 +170,9 @@ struct lp_bld_tgsi_system_values {
LLVMValueRef prim_id;
LLVMValueRef basevertex;
LLVMValueRef invocation_id;
+ LLVMValueRef thread_id;
+ LLVMValueRef block_id;
+ LLVMValueRef grid_size;
};
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c
index ef27b547b79..e097dcf5709 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_tgsi_soa.c
@@ -1690,6 +1690,7 @@ emit_fetch_system_value(
LLVMBuilderRef builder = gallivm->builder;
LLVMValueRef res;
enum tgsi_opcode_type atype; // Actual type of the value
+ unsigned swizzle = swizzle_in & 0xffff;
assert(!reg->Register.Indirect);
@@ -1729,6 +1730,21 @@ emit_fetch_system_value(
atype = TGSI_TYPE_UNSIGNED;
break;
+ case TGSI_SEMANTIC_THREAD_ID:
+ res = LLVMBuildExtractValue(gallivm->builder, bld->system_values.thread_id, swizzle, "");
+ atype = TGSI_TYPE_UNSIGNED;
+ break;
+
+ case TGSI_SEMANTIC_BLOCK_ID:
+ res = lp_build_extract_broadcast(gallivm, lp_type_int_vec(32, 96), bld_base->uint_bld.type, bld->system_values.block_id, lp_build_const_int32(gallivm, swizzle));
+ atype = TGSI_TYPE_UNSIGNED;
+ break;
+
+ case TGSI_SEMANTIC_GRID_SIZE:
+ res = lp_build_extract_broadcast(gallivm, lp_type_int_vec(32, 96), bld_base->uint_bld.type, bld->system_values.grid_size, lp_build_const_int32(gallivm, swizzle));
+ atype = TGSI_TYPE_UNSIGNED;
+ break;
+
default:
assert(!"unexpected semantic in emit_fetch_system_value");
res = bld_base->base.zero;