This just sets up the necessary pointers on the compiler
side for the rings needed for tessellation.
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Dave Airlie <airlied@redhat.com>
LLVMValueRef esgs_ring;
LLVMValueRef gsvs_ring;
LLVMValueRef esgs_ring;
LLVMValueRef gsvs_ring;
+ LLVMValueRef hs_ring_tess_offchip;
+ LLVMValueRef hs_ring_tess_factor;
LLVMValueRef prim_mask;
LLVMValueRef sample_positions;
LLVMValueRef prim_mask;
LLVMValueRef sample_positions;
/* until we sort out scratch/global buffers always assign ring offsets for gs/vs/es */
if (ctx->stage == MESA_SHADER_GEOMETRY ||
ctx->stage == MESA_SHADER_VERTEX ||
/* until we sort out scratch/global buffers always assign ring offsets for gs/vs/es */
if (ctx->stage == MESA_SHADER_GEOMETRY ||
ctx->stage == MESA_SHADER_VERTEX ||
+ ctx->stage == MESA_SHADER_TESS_CTRL ||
+ ctx->stage == MESA_SHADER_TESS_EVAL ||
ctx->is_gs_copy_shader)
need_ring_offsets = true;
ctx->is_gs_copy_shader)
need_ring_offsets = true;
static void
ac_setup_rings(struct nir_to_llvm_context *ctx)
{
static void
ac_setup_rings(struct nir_to_llvm_context *ctx)
{
- if (ctx->stage == MESA_SHADER_VERTEX && ctx->options->key.vs.as_es) {
+ if ((ctx->stage == MESA_SHADER_VERTEX && ctx->options->key.vs.as_es) ||
+ (ctx->stage == MESA_SHADER_TESS_EVAL && ctx->options->key.tes.as_es)) {
ctx->esgs_ring = ac_build_indexed_load_const(&ctx->ac, ctx->ring_offsets, LLVMConstInt(ctx->i32, RING_ESGS_VS, false));
}
ctx->esgs_ring = ac_build_indexed_load_const(&ctx->ac, ctx->ring_offsets, LLVMConstInt(ctx->i32, RING_ESGS_VS, false));
}
ctx->gsvs_ring = LLVMBuildBitCast(ctx->builder, ctx->gsvs_ring, ctx->v16i8, "");
}
ctx->gsvs_ring = LLVMBuildBitCast(ctx->builder, ctx->gsvs_ring, ctx->v16i8, "");
}
+
+ if (ctx->stage == MESA_SHADER_TESS_CTRL ||
+ ctx->stage == MESA_SHADER_TESS_EVAL) {
+ ctx->hs_ring_tess_offchip = ac_build_indexed_load_const(&ctx->ac, ctx->ring_offsets, LLVMConstInt(ctx->i32, RING_HS_TESS_OFFCHIP, false));
+ ctx->hs_ring_tess_factor = ac_build_indexed_load_const(&ctx->ac, ctx->ring_offsets, LLVMConstInt(ctx->i32, RING_HS_TESS_FACTOR, false));
+ }
#define RING_ESGS_GS 2
#define RING_GSVS_VS 3
#define RING_GSVS_GS 4
#define RING_ESGS_GS 2
#define RING_GSVS_VS 3
#define RING_GSVS_GS 4
+#define RING_HS_TESS_FACTOR 5
+#define RING_HS_TESS_OFFCHIP 6
// Match MAX_SETS from radv_descriptor_set.h
#define AC_UD_MAX_SETS MAX_SETS
// Match MAX_SETS from radv_descriptor_set.h
#define AC_UD_MAX_SETS MAX_SETS