* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- * Tom Stellard <thomas.stellard@amd.com>
- * Michel Dänzer <michel.daenzer@amd.com>
- * Christian König <christian.koenig@amd.com>
*/
#include "gallivm/lp_bld_const.h"
t_offset = LLVMConstInt(ctx->i32, input_index, 0);
- t_list = ac_build_indexed_load_const(&ctx->ac, t_list_ptr, t_offset);
+ t_list = ac_build_load_to_sgpr(&ctx->ac, t_list_ptr, t_offset);
vertex_index = LLVMGetParam(ctx->main_fn,
ctx->param_vertex_index0 +
return LLVMGetParam(ctx->main_fn,
ctx->param_tes_patch_id);
case PIPE_SHADER_GEOMETRY:
- return LLVMGetParam(ctx->main_fn,
- ctx->param_gs_prim_id);
+ return ctx->abi.gs_prim_id;
default:
assert(0);
return ctx->i32_0;
TGSI_NUM_CHANNELS);
}
+ /* Split 64-bit loads. */
+ if (tgsi_type_is_64bit(type)) {
+ LLVMValueRef lo, hi;
+
+ lo = lds_load(bld_base, TGSI_TYPE_UNSIGNED, swizzle, dw_addr);
+ hi = lds_load(bld_base, TGSI_TYPE_UNSIGNED, swizzle + 1, dw_addr);
+ return si_llvm_emit_fetch_64bit(bld_base, type, lo, hi);
+ }
+
dw_addr = lp_build_add(&bld_base->uint_bld, dw_addr,
LLVMConstInt(ctx->i32, swizzle, 0));
- value = ac_build_indexed_load(&ctx->ac, ctx->lds, dw_addr, false);
- if (tgsi_type_is_64bit(type)) {
- LLVMValueRef value2;
- dw_addr = lp_build_add(&bld_base->uint_bld, dw_addr,
- ctx->i32_1);
- value2 = ac_build_indexed_load(&ctx->ac, ctx->lds, dw_addr, false);
- return si_llvm_emit_fetch_64bit(bld_base, type, value, value2);
- }
+ value = ac_lds_load(&ctx->ac, dw_addr);
return bitcast(bld_base, type, value);
}
dw_addr = lp_build_add(&bld_base->uint_bld, dw_addr,
LLVMConstInt(ctx->i32, dw_offset_imm, 0));
- value = ac_to_integer(&ctx->ac, value);
- ac_build_indexed_store(&ctx->ac, ctx->lds,
- dw_addr, value);
+ ac_lds_store(&ctx->ac, dw_addr, value);
}
static LLVMValueRef desc_from_addr_base64k(struct si_shader_context *ctx,
/* Get the vertex offset parameter on GFX6. */
unsigned vtx_offset_param = reg->Dimension.Index;
- if (vtx_offset_param < 2) {
- vtx_offset_param += ctx->param_gs_vtx0_offset;
- } else {
- assert(vtx_offset_param < 6);
- vtx_offset_param += ctx->param_gs_vtx2_offset - 2;
- }
- vtx_offset = lp_build_mul_imm(uint,
- LLVMGetParam(ctx->main_fn,
- vtx_offset_param),
- 4);
+ LLVMValueRef gs_vtx_offset = ctx->gs_vtx_offset[vtx_offset_param];
+
+ vtx_offset = lp_build_mul_imm(uint, gs_vtx_offset, 4);
soffset = LLVMConstInt(ctx->i32, (param * 4 + swizzle) * 256, 0);
struct lp_build_context *uint_bld = &ctx->bld_base.uint_bld;
LLVMValueRef desc = LLVMGetParam(ctx->main_fn, ctx->param_rw_buffers);
LLVMValueRef buf_index = LLVMConstInt(ctx->i32, SI_PS_CONST_SAMPLE_POSITIONS, 0);
- LLVMValueRef resource = ac_build_indexed_load_const(&ctx->ac, desc, buf_index);
+ LLVMValueRef resource = ac_build_load_to_sgpr(&ctx->ac, desc, buf_index);
/* offset = sample_id * 8 (8 = 2 floats containing samplepos.xy) */
LLVMValueRef offset0 = lp_build_mul_imm(uint_bld, sample_id, 8);
if (ctx->type == PIPE_SHADER_TESS_CTRL)
value = unpack_param(ctx, ctx->param_tcs_rel_ids, 8, 5);
else if (ctx->type == PIPE_SHADER_GEOMETRY)
- value = LLVMGetParam(ctx->main_fn,
- ctx->param_gs_instance_id);
+ value = ctx->abi.gs_invocation_id;
else
assert(!"INVOCATIONID not implemented");
break;
slot = LLVMConstInt(ctx->i32, SI_HS_CONST_DEFAULT_TESS_LEVELS, 0);
buf = LLVMGetParam(ctx->main_fn, ctx->param_rw_buffers);
- buf = ac_build_indexed_load_const(&ctx->ac, buf, slot);
+ buf = ac_build_load_to_sgpr(&ctx->ac, buf, slot);
offset = decl->Semantic.Name == TGSI_SEMANTIC_DEFAULT_TESSINNER_SI ? 4 : 0;
for (i = 0; i < 4; i++)
assert(decl->Declaration.MemType == TGSI_MEMORY_TYPE_SHARED);
assert(decl->Range.First == decl->Range.Last);
- assert(!ctx->shared_memory);
+ assert(!ctx->ac.lds);
var = LLVMAddGlobalInAddressSpace(ctx->ac.module,
LLVMArrayType(ctx->i8, sel->local_size),
LOCAL_ADDR_SPACE);
LLVMSetAlignment(var, 4);
- ctx->shared_memory = LLVMBuildBitCast(ctx->ac.builder, var, i8p, "");
+ ctx->ac.lds = LLVMBuildBitCast(ctx->ac.builder, var, i8p, "");
}
static LLVMValueRef load_const_buffer_desc(struct si_shader_context *ctx, int i)
LLVMValueRef list_ptr = LLVMGetParam(ctx->main_fn,
ctx->param_const_and_shader_buffers);
- return ac_build_indexed_load_const(&ctx->ac, list_ptr,
- LLVMConstInt(ctx->i32, si_get_constbuf_slot(i), 0));
+ return ac_build_load_to_sgpr(&ctx->ac, list_ptr,
+ LLVMConstInt(ctx->i32, si_get_constbuf_slot(i), 0));
}
static LLVMValueRef load_ubo(struct ac_shader_abi *abi, LLVMValueRef index)
index = LLVMBuildAdd(ctx->ac.builder, index,
LLVMConstInt(ctx->i32, SI_NUM_SHADER_BUFFERS, 0), "");
- return ac_build_indexed_load_const(&ctx->ac, ptr, index);
+ return ac_build_load_to_sgpr(&ctx->ac, ptr, index);
}
static LLVMValueRef
LLVMConstInt(ctx->i32, SI_NUM_SHADER_BUFFERS - 1, 0),
index, "");
- return ac_build_indexed_load_const(&ctx->ac, rsrc_ptr, index);
+ return ac_build_load_to_sgpr(&ctx->ac, rsrc_ptr, index);
}
static LLVMValueRef fetch_constant(
unsigned swizzle)
{
struct si_shader_context *ctx = si_shader_context(bld_base);
+ struct si_shader_selector *sel = ctx->shader->selector;
const struct tgsi_ind_register *ireg = ®->Indirect;
unsigned buf, idx;
LLVMValueRef addr, bufp;
- LLVMValueRef result;
if (swizzle == LP_CHAN_ALL) {
unsigned chan;
return lp_build_gather_values(&ctx->gallivm, values, 4);
}
+ /* Split 64-bit loads. */
+ if (tgsi_type_is_64bit(type)) {
+ LLVMValueRef lo, hi;
+
+ lo = fetch_constant(bld_base, reg, TGSI_TYPE_UNSIGNED, swizzle);
+ hi = fetch_constant(bld_base, reg, TGSI_TYPE_UNSIGNED, swizzle + 1);
+ return si_llvm_emit_fetch_64bit(bld_base, type, lo, hi);
+ }
+
+ idx = reg->Register.Index * 4 + swizzle;
+ if (reg->Register.Indirect) {
+ addr = si_get_indirect_index(ctx, ireg, 16, idx * 4);
+ } else {
+ addr = LLVMConstInt(ctx->i32, idx * 4, 0);
+ }
+
+ /* Fast path when user data SGPRs point to constant buffer 0 directly. */
+ if (sel->info.const_buffers_declared == 1 &&
+ sel->info.shader_buffers_declared == 0) {
+ LLVMValueRef ptr =
+ LLVMGetParam(ctx->main_fn, ctx->param_const_and_shader_buffers);
+
+ /* This enables use of s_load_dword and flat_load_dword for const buffer 0
+ * loads, and up to x4 load opcode merging. However, it leads to horrible
+ * code reducing SIMD wave occupancy from 8 to 2 in many cases.
+ *
+ * Using s_buffer_load_dword (x1) seems to be the best option right now.
+ *
+ * LLVM 5.0 on SI doesn't insert a required s_nop between SALU setting
+ * a descriptor and s_buffer_load_dword using it, so we can't expand
+ * the pointer into a full descriptor like below. We have to use
+ * s_load_dword instead. The only case when LLVM 5.0 would select
+ * s_buffer_load_dword (that we have to prevent) is when we use use
+ * a literal offset where we don't need bounds checking.
+ */
+ if (ctx->screen->b.chip_class == SI &&
+ HAVE_LLVM < 0x0600 &&
+ !reg->Register.Indirect) {
+ addr = LLVMBuildLShr(ctx->ac.builder, addr, LLVMConstInt(ctx->i32, 2, 0), "");
+ LLVMValueRef result = ac_build_load_invariant(&ctx->ac, ptr, addr);
+ return bitcast(bld_base, type, result);
+ }
+
+ /* Do the bounds checking with a descriptor, because
+ * doing computation and manual bounds checking of 64-bit
+ * addresses generates horrible VALU code with very high
+ * VGPR usage and very low SIMD occupancy.
+ */
+ ptr = LLVMBuildPtrToInt(ctx->ac.builder, ptr, ctx->i64, "");
+ ptr = LLVMBuildBitCast(ctx->ac.builder, ptr, ctx->v2i32, "");
+
+ LLVMValueRef desc_elems[] = {
+ LLVMBuildExtractElement(ctx->ac.builder, ptr, ctx->i32_0, ""),
+ LLVMBuildExtractElement(ctx->ac.builder, ptr, ctx->i32_1, ""),
+ LLVMConstInt(ctx->i32, (sel->info.const_file_max[0] + 1) * 16, 0),
+ LLVMConstInt(ctx->i32,
+ S_008F0C_DST_SEL_X(V_008F0C_SQ_SEL_X) |
+ S_008F0C_DST_SEL_Y(V_008F0C_SQ_SEL_Y) |
+ S_008F0C_DST_SEL_Z(V_008F0C_SQ_SEL_Z) |
+ S_008F0C_DST_SEL_W(V_008F0C_SQ_SEL_W) |
+ S_008F0C_NUM_FORMAT(V_008F0C_BUF_NUM_FORMAT_FLOAT) |
+ S_008F0C_DATA_FORMAT(V_008F0C_BUF_DATA_FORMAT_32), 0)
+ };
+ LLVMValueRef desc = ac_build_gather_values(&ctx->ac, desc_elems, 4);
+ LLVMValueRef result = buffer_load_const(ctx, desc, addr);
+ return bitcast(bld_base, type, result);
+ }
+
assert(reg->Register.Dimension);
buf = reg->Dimension.Index;
- idx = reg->Register.Index * 4 + swizzle;
if (reg->Dimension.Indirect) {
LLVMValueRef ptr = LLVMGetParam(ctx->main_fn, ctx->param_const_and_shader_buffers);
ctx->num_const_buffers);
index = LLVMBuildAdd(ctx->ac.builder, index,
LLVMConstInt(ctx->i32, SI_NUM_SHADER_BUFFERS, 0), "");
- bufp = ac_build_indexed_load_const(&ctx->ac, ptr, index);
+ bufp = ac_build_load_to_sgpr(&ctx->ac, ptr, index);
} else
bufp = load_const_buffer_desc(ctx, buf);
- if (reg->Register.Indirect) {
- addr = si_get_indirect_index(ctx, ireg, 16, idx * 4);
- } else {
- addr = LLVMConstInt(ctx->i32, idx * 4, 0);
- }
-
- result = buffer_load_const(ctx, bufp, addr);
-
- if (!tgsi_type_is_64bit(type))
- result = bitcast(bld_base, type, result);
- else {
- LLVMValueRef addr2, result2;
-
- addr2 = lp_build_add(&bld_base->uint_bld, addr,
- LLVMConstInt(ctx->i32, 4, 0));
- result2 = buffer_load_const(ctx, bufp, addr2);
-
- result = si_llvm_emit_fetch_64bit(bld_base, type,
- result, result2);
- }
- return result;
+ return bitcast(bld_base, type, buffer_load_const(ctx, bufp, addr));
}
/* Upper 16 bits must be zero. */
}
/* Initialize arguments for the shader export intrinsic */
-static void si_llvm_init_export_args(struct lp_build_tgsi_context *bld_base,
+static void si_llvm_init_export_args(struct si_shader_context *ctx,
LLVMValueRef *values,
unsigned target,
struct ac_export_args *args)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- struct lp_build_context *base = &bld_base->base;
+ LLVMValueRef f32undef = LLVMGetUndef(ctx->ac.f32);
LLVMBuilderRef builder = ctx->ac.builder;
LLVMValueRef val[4];
unsigned spi_shader_col_format = V_028714_SPI_SHADER_32_ABGR;
}
args->compr = false;
- args->out[0] = base->undef;
- args->out[1] = base->undef;
- args->out[2] = base->undef;
- args->out[3] = base->undef;
+ args->out[0] = f32undef;
+ args->out[1] = f32undef;
+ args->out[2] = f32undef;
+ args->out[3] = f32undef;
switch (spi_shader_col_format) {
case V_028714_SPI_SHADER_ZERO:
case V_028714_SPI_SHADER_SNORM16_ABGR:
for (chan = 0; chan < 4; chan++) {
/* Clamp between [-1, 1]. */
- val[chan] = lp_build_emit_llvm_binary(bld_base, TGSI_OPCODE_MIN,
+ val[chan] = lp_build_emit_llvm_binary(&ctx->bld_base, TGSI_OPCODE_MIN,
values[chan],
LLVMConstReal(ctx->f32, 1));
- val[chan] = lp_build_emit_llvm_binary(bld_base, TGSI_OPCODE_MAX,
+ val[chan] = lp_build_emit_llvm_binary(&ctx->bld_base, TGSI_OPCODE_MAX,
val[chan],
LLVMConstReal(ctx->f32, -1));
/* Convert to a signed integer in [-32767, 32767]. */
/* Clamp. */
for (chan = 0; chan < 4; chan++) {
val[chan] = ac_to_integer(&ctx->ac, values[chan]);
- val[chan] = lp_build_emit_llvm_binary(bld_base, TGSI_OPCODE_UMIN,
+ val[chan] = lp_build_emit_llvm_binary(&ctx->bld_base, TGSI_OPCODE_UMIN,
val[chan],
chan == 3 ? max_alpha : max_rgb);
}
/* Clamp. */
for (chan = 0; chan < 4; chan++) {
val[chan] = ac_to_integer(&ctx->ac, values[chan]);
- val[chan] = lp_build_emit_llvm_binary(bld_base,
+ val[chan] = lp_build_emit_llvm_binary(&ctx->bld_base,
TGSI_OPCODE_IMIN,
val[chan], chan == 3 ? max_alpha : max_rgb);
- val[chan] = lp_build_emit_llvm_binary(bld_base,
+ val[chan] = lp_build_emit_llvm_binary(&ctx->bld_base,
TGSI_OPCODE_IMAX,
val[chan], chan == 3 ? min_alpha : min_rgb);
}
struct si_shader_context *ctx = si_shader_context(bld_base);
if (ctx->shader->key.part.ps.epilog.alpha_func != PIPE_FUNC_NEVER) {
+ static LLVMRealPredicate cond_map[PIPE_FUNC_ALWAYS + 1] = {
+ [PIPE_FUNC_LESS] = LLVMRealOLT,
+ [PIPE_FUNC_EQUAL] = LLVMRealOEQ,
+ [PIPE_FUNC_LEQUAL] = LLVMRealOLE,
+ [PIPE_FUNC_GREATER] = LLVMRealOGT,
+ [PIPE_FUNC_NOTEQUAL] = LLVMRealONE,
+ [PIPE_FUNC_GEQUAL] = LLVMRealOGE,
+ };
+ LLVMRealPredicate cond = cond_map[ctx->shader->key.part.ps.epilog.alpha_func];
+ assert(cond);
+
LLVMValueRef alpha_ref = LLVMGetParam(ctx->main_fn,
SI_PARAM_ALPHA_REF);
-
LLVMValueRef alpha_pass =
- lp_build_cmp(&bld_base->base,
- ctx->shader->key.part.ps.epilog.alpha_func,
- alpha, alpha_ref);
- LLVMValueRef arg =
- lp_build_select(&bld_base->base,
- alpha_pass,
- LLVMConstReal(ctx->f32, 1.0f),
- LLVMConstReal(ctx->f32, -1.0f));
-
- ac_build_kill(&ctx->ac, arg);
+ LLVMBuildFCmp(ctx->ac.builder, cond, alpha, alpha_ref, "");
+ ac_build_kill_if_false(&ctx->ac, alpha_pass);
} else {
- ac_build_kill(&ctx->ac, NULL);
+ ac_build_kill_if_false(&ctx->ac, LLVMConstInt(ctx->i1, 0, 0));
}
}
return LLVMBuildFMul(ctx->ac.builder, alpha, coverage, "");
}
-static void si_llvm_emit_clipvertex(struct lp_build_tgsi_context *bld_base,
+static void si_llvm_emit_clipvertex(struct si_shader_context *ctx,
struct ac_export_args *pos, LLVMValueRef *out_elts)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- struct lp_build_context *base = &bld_base->base;
unsigned reg_index;
unsigned chan;
unsigned const_chan;
LLVMValueRef ptr = LLVMGetParam(ctx->main_fn, ctx->param_rw_buffers);
LLVMValueRef constbuf_index = LLVMConstInt(ctx->i32,
SI_VS_CONST_CLIP_PLANES, 0);
- LLVMValueRef const_resource = ac_build_indexed_load_const(&ctx->ac, ptr, constbuf_index);
+ LLVMValueRef const_resource = ac_build_load_to_sgpr(&ctx->ac, ptr, constbuf_index);
for (reg_index = 0; reg_index < 2; reg_index ++) {
struct ac_export_args *args = &pos[2 + reg_index];
base_elt = buffer_load_const(ctx, const_resource,
addr);
args->out[chan] =
- lp_build_add(base, args->out[chan],
- lp_build_mul(base, base_elt,
+ lp_build_add(&ctx->bld_base.base, args->out[chan],
+ lp_build_mul(&ctx->bld_base.base, base_elt,
out_elts[const_chan]));
}
}
LLVMValueRef offset = LLVMConstInt(ctx->i32,
SI_VS_STREAMOUT_BUF0 + i, 0);
- so_buffers[i] = ac_build_indexed_load_const(&ctx->ac, buf_ptr, offset);
+ so_buffers[i] = ac_build_load_to_sgpr(&ctx->ac, buf_ptr, offset);
LLVMValueRef so_offset = LLVMGetParam(ctx->main_fn,
ctx->param_streamout_offset[i]);
{
struct ac_export_args args;
- si_llvm_init_export_args(&ctx->bld_base, values,
+ si_llvm_init_export_args(ctx, values,
V_008DFC_SQ_EXP_PARAM + index, &args);
ac_build_export(&ctx->ac, &args);
}
}
/* Generate export instructions for hardware VS shader stage */
-static void si_llvm_export_vs(struct lp_build_tgsi_context *bld_base,
+static void si_llvm_export_vs(struct si_shader_context *ctx,
struct si_shader_output_values *outputs,
unsigned noutput)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
struct si_shader *shader = ctx->shader;
struct ac_export_args pos_args[4] = {};
LLVMValueRef psize_value = NULL, edgeflag_value = NULL, layer_value = NULL, viewport_index_value = NULL;
for (i = 0; i < noutput; i++) {
switch (outputs[i].semantic_name) {
case TGSI_SEMANTIC_POSITION:
- si_llvm_init_export_args(bld_base, outputs[i].values,
+ si_llvm_init_export_args(ctx, outputs[i].values,
V_008DFC_SQ_EXP_POS, &pos_args[0]);
break;
case TGSI_SEMANTIC_PSIZE:
case TGSI_SEMANTIC_CLIPDIST:
if (!shader->key.opt.clip_disable) {
unsigned index = 2 + outputs[i].semantic_index;
- si_llvm_init_export_args(bld_base, outputs[i].values,
+ si_llvm_init_export_args(ctx, outputs[i].values,
V_008DFC_SQ_EXP_POS + index,
&pos_args[index]);
}
break;
case TGSI_SEMANTIC_CLIPVERTEX:
if (!shader->key.opt.clip_disable) {
- si_llvm_emit_clipvertex(bld_base, pos_args,
+ si_llvm_emit_clipvertex(ctx, pos_args,
outputs[i].values);
}
break;
LLVMConstInt(ctx->i32, param * 4, 0), "");
for (chan = 0; chan < 4; chan++) {
+ if (!(info->output_usagemask[i] & (1 << chan)))
+ continue;
+
lds_store(bld_base, chan, dw_addr,
LLVMBuildLoad(ctx->ac.builder, out_ptr[chan], ""));
}
i++;
}
- si_llvm_export_vs(&ctx->bld_base, outputs, i);
+ si_llvm_export_vs(ctx, outputs, i);
FREE(outputs);
}
/* Get the export arguments, also find out what the last one is. */
for (c = 0; c <= ctx->shader->key.part.ps.epilog.last_cbuf; c++) {
- si_llvm_init_export_args(bld_base, color,
+ si_llvm_init_export_args(ctx, color,
V_008DFC_SQ_EXP_MRT + c, &args[c]);
if (args[c].enabled_channels)
last = c;
struct ac_export_args args;
/* Export */
- si_llvm_init_export_args(bld_base, color, V_008DFC_SQ_EXP_MRT + index,
+ si_llvm_init_export_args(ctx, color, V_008DFC_SQ_EXP_MRT + index,
&args);
if (is_last) {
args.valid_mask = 1; /* whether the EXEC mask is valid */
LLVMValueRef ret;
if (ctx->postponed_kill)
- ac_build_kill(&ctx->ac, LLVMBuildLoad(builder, ctx->postponed_kill, ""));
+ ac_build_kill_if_false(&ctx->ac, LLVMBuildLoad(builder, ctx->postponed_kill, ""));
/* Read the output values. */
for (i = 0; i < info->num_outputs; i++) {
}
/* Emit one vertex from the geometry shader */
-static void si_llvm_emit_vertex(
- const struct lp_build_tgsi_action *action,
- struct lp_build_tgsi_context *bld_base,
- struct lp_build_emit_data *emit_data)
+static void si_llvm_emit_vertex(struct ac_shader_abi *abi,
+ unsigned stream,
+ LLVMValueRef *addrs)
{
- struct si_shader_context *ctx = si_shader_context(bld_base);
- struct lp_build_context *uint = &bld_base->uint_bld;
+ struct si_shader_context *ctx = si_shader_context_from_abi(abi);
+ struct tgsi_shader_info *info = &ctx->shader->selector->info;
+ struct lp_build_context *uint = &ctx->bld_base.uint_bld;
struct si_shader *shader = ctx->shader;
- struct tgsi_shader_info *info = &shader->selector->info;
struct lp_build_if_state if_state;
LLVMValueRef soffset = LLVMGetParam(ctx->main_fn,
ctx->param_gs2vs_offset);
LLVMValueRef gs_next_vertex;
- LLVMValueRef can_emit, kill;
+ LLVMValueRef can_emit;
unsigned chan, offset;
int i;
- unsigned stream;
-
- stream = si_llvm_get_stream(bld_base, emit_data);
/* Write vertex attribute values to GSVS ring */
gs_next_vertex = LLVMBuildLoad(ctx->ac.builder,
bool use_kill = !info->writes_memory;
if (use_kill) {
- kill = lp_build_select(&bld_base->base, can_emit,
- LLVMConstReal(ctx->f32, 1.0f),
- LLVMConstReal(ctx->f32, -1.0f));
-
- ac_build_kill(&ctx->ac, kill);
+ ac_build_kill_if_false(&ctx->ac, can_emit);
} else {
lp_build_if(&if_state, &ctx->gallivm, can_emit);
}
offset = 0;
for (i = 0; i < info->num_outputs; i++) {
- LLVMValueRef *out_ptr = ctx->outputs[i];
-
for (chan = 0; chan < 4; chan++) {
if (!(info->output_usagemask[i] & (1 << chan)) ||
((info->output_streams[i] >> (2 * chan)) & 3) != stream)
continue;
- LLVMValueRef out_val = LLVMBuildLoad(ctx->ac.builder, out_ptr[chan], "");
+ LLVMValueRef out_val = LLVMBuildLoad(ctx->ac.builder, addrs[4 * i + chan], "");
LLVMValueRef voffset =
LLVMConstInt(ctx->i32, offset *
shader->selector->gs_max_out_vertices, 0);
lp_build_endif(&if_state);
}
+/* Emit one vertex from the geometry shader */
+static void si_tgsi_emit_vertex(
+ const struct lp_build_tgsi_action *action,
+ struct lp_build_tgsi_context *bld_base,
+ struct lp_build_emit_data *emit_data)
+{
+ struct si_shader_context *ctx = si_shader_context(bld_base);
+ unsigned stream = si_llvm_get_stream(bld_base, emit_data);
+
+ si_llvm_emit_vertex(&ctx->abi, stream, ctx->outputs[0]);
+}
+
/* Cut one primitive from the geometry shader */
static void si_llvm_emit_primitive(
const struct lp_build_tgsi_action *action,
}
}
-static void declare_lds_as_pointer(struct si_shader_context *ctx)
-{
- unsigned lds_size = ctx->screen->b.chip_class >= CIK ? 65536 : 32768;
- ctx->lds = LLVMBuildIntToPtr(ctx->ac.builder, ctx->i32_0,
- LLVMPointerType(LLVMArrayType(ctx->i32, lds_size / 4), LOCAL_ADDR_SPACE),
- "lds");
-}
-
static unsigned si_get_max_workgroup_size(const struct si_shader *shader)
{
switch (shader->selector->type) {
struct si_function_info *fninfo,
bool assign_params)
{
+ LLVMTypeRef const_shader_buf_type;
+
+ if (ctx->shader->selector->info.const_buffers_declared == 1 &&
+ ctx->shader->selector->info.shader_buffers_declared == 0)
+ const_shader_buf_type = ctx->f32;
+ else
+ const_shader_buf_type = ctx->v4i32;
+
unsigned const_and_shader_buffers =
add_arg(fninfo, ARG_SGPR,
- si_const_array(ctx->v4i32,
- SI_NUM_SHADER_BUFFERS + SI_NUM_CONST_BUFFERS));
+ si_const_array(const_shader_buf_type, 0));
+
unsigned samplers_and_images =
add_arg(fninfo, ARG_SGPR,
si_const_array(ctx->v8i32,
/* VGPRs (first GS, then VS/TES) */
ctx->param_gs_vtx01_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
ctx->param_gs_vtx23_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_prim_id = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_instance_id = add_arg(&fninfo, ARG_VGPR, ctx->i32);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->abi.gs_prim_id);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->abi.gs_invocation_id);
ctx->param_gs_vtx45_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
if (ctx->type == PIPE_SHADER_VERTEX) {
ctx->param_gs_wave_id = add_arg(&fninfo, ARG_SGPR, ctx->i32);
/* VGPRs */
- ctx->param_gs_vtx0_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_vtx1_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_prim_id = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_vtx2_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_vtx3_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_vtx4_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_vtx5_offset = add_arg(&fninfo, ARG_VGPR, ctx->i32);
- ctx->param_gs_instance_id = add_arg(&fninfo, ARG_VGPR, ctx->i32);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[0]);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[1]);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->abi.gs_prim_id);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[2]);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[3]);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[4]);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->gs_vtx_offset[5]);
+ add_arg_assign(&fninfo, ARG_VGPR, ctx->i32, &ctx->abi.gs_invocation_id);
break;
case PIPE_SHADER_FRAGMENT:
if (shader->key.as_ls ||
ctx->type == PIPE_SHADER_TESS_CTRL ||
/* GFX9 has the ESGS ring buffer in LDS. */
- (ctx->screen->b.chip_class >= GFX9 &&
- (shader->key.as_es ||
- ctx->type == PIPE_SHADER_GEOMETRY)))
- declare_lds_as_pointer(ctx);
+ type == SI_SHADER_MERGED_VERTEX_OR_TESSEVAL_GEOMETRY)
+ ac_declare_lds_as_pointer(&ctx->ac);
}
/**
LLVMValueRef offset = LLVMConstInt(ctx->i32, ring, 0);
ctx->esgs_ring =
- ac_build_indexed_load_const(&ctx->ac, buf_ptr, offset);
+ ac_build_load_to_sgpr(&ctx->ac, buf_ptr, offset);
}
if (ctx->shader->is_gs_copy_shader) {
LLVMValueRef offset = LLVMConstInt(ctx->i32, SI_RING_GSVS, 0);
ctx->gsvs_ring[0] =
- ac_build_indexed_load_const(&ctx->ac, buf_ptr, offset);
+ ac_build_load_to_sgpr(&ctx->ac, buf_ptr, offset);
} else if (ctx->type == PIPE_SHADER_GEOMETRY) {
const struct si_shader_selector *sel = ctx->shader->selector;
LLVMValueRef offset = LLVMConstInt(ctx->i32, SI_RING_GSVS, 0);
LLVMValueRef base_ring;
- base_ring = ac_build_indexed_load_const(&ctx->ac, buf_ptr, offset);
+ base_ring = ac_build_load_to_sgpr(&ctx->ac, buf_ptr, offset);
/* The conceptual layout of the GSVS ring is
* v0c0 .. vLv0 v0c1 .. vLc1 ..
/* Load the buffer descriptor. */
slot = LLVMConstInt(ctx->i32, SI_PS_CONST_POLY_STIPPLE, 0);
- desc = ac_build_indexed_load_const(&ctx->ac, param_rw_buffers, slot);
+ desc = ac_build_load_to_sgpr(&ctx->ac, param_rw_buffers, slot);
/* The stipple pattern is 32x32, each row has 32 bits. */
offset = LLVMBuildMul(builder, address[1],
row = ac_to_integer(&ctx->ac, row);
bit = LLVMBuildLShr(builder, row, address[0], "");
bit = LLVMBuildTrunc(builder, bit, ctx->i1, "");
-
- /* The intrinsic kills the thread if arg < 0. */
- bit = LLVMBuildSelect(builder, bit, LLVMConstReal(ctx->f32, 0),
- LLVMConstReal(ctx->f32, -1), "");
- ac_build_kill(&ctx->ac, bit);
+ ac_build_kill_if_false(&ctx->ac, bit);
}
void si_shader_binary_read_config(struct ac_shader_binary *binary,
max_simd_waves = MIN2(max_simd_waves, 16384 / lds_per_wave);
if (!check_debug_option ||
- si_can_dump_shader(&sscreen->b, processor)) {
+ si_can_dump_shader(sscreen, processor)) {
if (processor == PIPE_SHADER_FRAGMENT) {
fprintf(file, "*** SHADER CONFIG ***\n"
"SPI_PS_INPUT_ADDR = 0x%04x\n"
FILE *file, bool check_debug_option)
{
if (!check_debug_option ||
- si_can_dump_shader(&sscreen->b, processor))
+ si_can_dump_shader(sscreen, processor))
si_dump_shader_key(processor, shader, file);
if (!check_debug_option && shader->binary.llvm_ir_string) {
}
if (!check_debug_option ||
- (si_can_dump_shader(&sscreen->b, processor) &&
+ (si_can_dump_shader(sscreen, processor) &&
!(sscreen->b.debug_flags & DBG(NO_ASM)))) {
fprintf(file, "\n%s:\n", si_get_shader_name(shader, processor));
int r = 0;
unsigned count = p_atomic_inc_return(&sscreen->b.num_compilations);
- if (si_can_dump_shader(&sscreen->b, processor)) {
+ if (si_can_dump_shader(sscreen, processor)) {
fprintf(stderr, "radeonsi: Compiling shader %d\n", count);
if (!(sscreen->b.debug_flags & (DBG(NO_IR) | DBG(PREOPT_IR)))) {
return NULL;
}
+ /* We can leave the fence as permanently signaled because the GS copy
+ * shader only becomes visible globally after it has been compiled. */
+ util_queue_fence_init(&shader->ready);
shader->selector = gs_selector;
shader->is_gs_copy_shader = true;
}
if (stream == 0)
- si_llvm_export_vs(bld_base, outputs, gsinfo->num_outputs);
+ si_llvm_export_vs(&ctx, outputs, gsinfo->num_outputs);
LLVMBuildBr(builder, end_bb);
}
debug, PIPE_SHADER_GEOMETRY,
"GS Copy Shader");
if (!r) {
- if (si_can_dump_shader(&sscreen->b, PIPE_SHADER_GEOMETRY))
+ if (si_can_dump_shader(sscreen, PIPE_SHADER_GEOMETRY))
fprintf(stderr, "GS Copy Shader:\n");
si_shader_dump(sscreen, ctx.shader, debug,
PIPE_SHADER_GEOMETRY, stderr, true);
bld_base->op_actions[TGSI_OPCODE_READ_INVOC].fetch_args = read_invoc_fetch_args;
bld_base->op_actions[TGSI_OPCODE_READ_INVOC].emit = read_lane_emit;
- bld_base->op_actions[TGSI_OPCODE_EMIT].emit = si_llvm_emit_vertex;
+ bld_base->op_actions[TGSI_OPCODE_EMIT].emit = si_tgsi_emit_vertex;
bld_base->op_actions[TGSI_OPCODE_ENDPRIM].emit = si_llvm_emit_primitive;
bld_base->op_actions[TGSI_OPCODE_BARRIER].emit = si_llvm_emit_barrier;
}
break;
case PIPE_SHADER_GEOMETRY:
bld_base->emit_fetch_funcs[TGSI_FILE_INPUT] = fetch_input_gs;
+ ctx->abi.emit_vertex = si_llvm_emit_vertex;
bld_base->emit_epilogue = si_llvm_emit_gs_epilogue;
break;
case PIPE_SHADER_FRAGMENT:
}
}
- if (ctx->type == PIPE_SHADER_FRAGMENT && sel->info.uses_kill &&
- ctx->screen->b.debug_flags & DBG(FS_CORRECT_DERIVS_AFTER_KILL)) {
- /* This is initialized to 0.0 = not kill. */
- ctx->postponed_kill = lp_build_alloca(&ctx->gallivm, ctx->f32, "");
+ if (sel->force_correct_derivs_after_kill) {
+ ctx->postponed_kill = lp_build_alloca_undef(&ctx->gallivm, ctx->i1, "");
+ /* true = don't kill. */
+ LLVMBuildStore(ctx->ac.builder, LLVMConstInt(ctx->i1, 1, 0),
+ ctx->postponed_kill);
}
if (sel->tokens) {
key->vs_prolog.num_input_sgprs = num_input_sgprs;
key->vs_prolog.last_input = MAX2(1, info->num_inputs) - 1;
key->vs_prolog.as_ls = shader_out->key.as_ls;
+ key->vs_prolog.as_es = shader_out->key.as_es;
if (shader_out->selector->type == PIPE_SHADER_TESS_CTRL) {
key->vs_prolog.as_ls = 1;
key->vs_prolog.num_merged_next_stage_vgprs = 2;
} else if (shader_out->selector->type == PIPE_SHADER_GEOMETRY) {
+ key->vs_prolog.as_es = 1;
key->vs_prolog.num_merged_next_stage_vgprs = 5;
}
/* Dump TGSI code before doing TGSI->LLVM conversion in case the
* conversion fails. */
- if (si_can_dump_shader(&sscreen->b, sel->info.processor) &&
+ if (si_can_dump_shader(sscreen, sel->info.processor) &&
!(sscreen->b.debug_flags & DBG(NO_TGSI))) {
if (sel->tokens)
tgsi_dump(sel->tokens, 0);
union si_shader_part_key vs_prolog_key;
si_get_vs_prolog_key(&es->info,
shader->info.num_input_sgprs,
- &shader->key.part.tcs.ls_prolog,
+ &shader->key.part.gs.vs_prolog,
shader, &vs_prolog_key);
vs_prolog_key.vs_prolog.is_monolithic = true;
si_build_vs_prolog_function(&ctx, &vs_prolog_key);
si_optimize_vs_outputs(&ctx);
if ((debug && debug->debug_message) ||
- si_can_dump_shader(&sscreen->b, ctx.type))
+ si_can_dump_shader(sscreen, ctx.type))
si_count_scratch_private_memory(&ctx);
/* Compile to bytecode. */
switch (type) {
case PIPE_SHADER_VERTEX:
+ shader.key.as_ls = key->vs_prolog.as_ls;
+ shader.key.as_es = key->vs_prolog.as_es;
break;
case PIPE_SHADER_TESS_CTRL:
assert(!prolog);
static LLVMValueRef si_prolog_get_rw_buffers(struct si_shader_context *ctx)
{
LLVMValueRef ptr[2], list;
+ bool is_merged_shader =
+ ctx->screen->b.chip_class >= GFX9 &&
+ (ctx->type == PIPE_SHADER_TESS_CTRL ||
+ ctx->type == PIPE_SHADER_GEOMETRY ||
+ ctx->shader->key.as_ls || ctx->shader->key.as_es);
/* Get the pointer to rw buffers. */
- ptr[0] = LLVMGetParam(ctx->main_fn, SI_SGPR_RW_BUFFERS);
- ptr[1] = LLVMGetParam(ctx->main_fn, SI_SGPR_RW_BUFFERS_HI);
+ ptr[0] = LLVMGetParam(ctx->main_fn, (is_merged_shader ? 8 : 0) + SI_SGPR_RW_BUFFERS);
+ ptr[1] = LLVMGetParam(ctx->main_fn, (is_merged_shader ? 8 : 0) + SI_SGPR_RW_BUFFERS_HI);
list = lp_build_gather_values(&ctx->gallivm, ptr, 2);
list = LLVMBuildBitCast(ctx->ac.builder, list, ctx->i64, "");
list = LLVMBuildIntToPtr(ctx->ac.builder, list,
si_init_exec_from_input(ctx, 3, 0);
if (key->vs_prolog.as_ls &&
- (ctx->screen->b.family == CHIP_VEGA10 ||
- ctx->screen->b.family == CHIP_RAVEN)) {
+ ctx->screen->has_ls_vgpr_init_bug) {
/* If there are no HS threads, SPI loads the LS VGPRs
* starting at VGPR 0. Shift them back to where they
* belong.
LLVMValueRef buf_index =
LLVMConstInt(ctx->i32, SI_VS_CONST_INSTANCE_DIVISORS, 0);
instance_divisor_constbuf =
- ac_build_indexed_load_const(&ctx->ac, list, buf_index);
+ ac_build_load_to_sgpr(&ctx->ac, list, buf_index);
}
for (i = 0; i <= key->vs_prolog.last_input; i++) {
/* Create the function. */
si_create_function(ctx, "tcs_epilog", NULL, 0, &fninfo,
ctx->screen->b.chip_class >= CIK ? 128 : 64);
- declare_lds_as_pointer(ctx);
+ ac_declare_lds_as_pointer(&ctx->ac);
func = ctx->main_fn;
LLVMValueRef invoc0_tess_factors[6];
r600_resource_reference(&shader->bo, NULL);
if (!shader->is_binary_shared)
- si_radeon_shader_binary_clean(&shader->binary);
+ ac_shader_binary_clean(&shader->binary);
free(shader->shader_log);
}
projects / mesa.git / blobdiff