[Mesa-dev] [PATCH v2 23/73] radeonsi: translate NIR to LLVM
Nicolai Hähnle
nhaehnle at gmail.com
Wed Jul 5 10:48:07 UTC 2017
From: Nicolai Hähnle <nicolai.haehnle at amd.com>
---
src/amd/common/ac_nir_to_llvm.h | 2 +-
src/gallium/drivers/radeonsi/si_shader.c | 13 ++++++++++---
src/gallium/drivers/radeonsi/si_shader_internal.h | 2 ++
src/gallium/drivers/radeonsi/si_shader_nir.c | 9 +++++++++
4 files changed, 22 insertions(+), 4 deletions(-)
diff --git a/src/amd/common/ac_nir_to_llvm.h b/src/amd/common/ac_nir_to_llvm.h
index 791c694..0cb48a8 100644
--- a/src/amd/common/ac_nir_to_llvm.h
+++ b/src/amd/common/ac_nir_to_llvm.h
@@ -23,21 +23,21 @@
#ifndef AC_NIR_TO_LLVM_H
#define AC_NIR_TO_LLVM_H
#include <stdbool.h>
#include "llvm-c/Core.h"
#include "llvm-c/TargetMachine.h"
#include "amd_family.h"
#include "../vulkan/radv_descriptor_set.h"
#include "ac_shader_info.h"
-#include "shader_enums.h"
+#include "compiler/shader_enums.h"
struct ac_shader_binary;
struct ac_shader_config;
struct nir_shader;
struct radv_pipeline_layout;
struct ac_llvm_context;
struct ac_shader_abi;
struct ac_vs_variant_key {
uint32_t instance_rate_inputs;
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index 2340b20..2d78967 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -5600,23 +5600,30 @@ static bool si_compile_tgsi_main(struct si_shader_context *ctx,
ctx->i32, "");
}
}
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 (!lp_build_tgsi_llvm(bld_base, sel->tokens)) {
- fprintf(stderr, "Failed to translate shader from TGSI to LLVM\n");
- return false;
+ if (sel->tokens) {
+ if (!lp_build_tgsi_llvm(bld_base, sel->tokens)) {
+ fprintf(stderr, "Failed to translate shader from TGSI to LLVM\n");
+ return false;
+ }
+ } else {
+ if (!si_nir_build_llvm(ctx, sel->nir)) {
+ fprintf(stderr, "Failed to translate shader from NIR to LLVM\n");
+ return false;
+ }
}
si_llvm_build_ret(ctx, ctx->return_value);
return true;
}
/**
* Compute the VS prolog key, which contains all the information needed to
* build the VS prolog function, and set shader->info bits where needed.
*
diff --git a/src/gallium/drivers/radeonsi/si_shader_internal.h b/src/gallium/drivers/radeonsi/si_shader_internal.h
index 90a70b1..2054a73 100644
--- a/src/gallium/drivers/radeonsi/si_shader_internal.h
+++ b/src/gallium/drivers/radeonsi/si_shader_internal.h
@@ -299,11 +299,13 @@ void si_emit_waitcnt(struct si_shader_context *ctx, unsigned simm16);
LLVMValueRef si_get_bounded_indirect_index(struct si_shader_context *ctx,
const struct tgsi_ind_register *ind,
int rel_index, unsigned num);
LLVMTypeRef si_const_array(LLVMTypeRef elem_type, int num_elements);
void si_shader_context_init_alu(struct lp_build_tgsi_context *bld_base);
void si_shader_context_init_mem(struct si_shader_context *ctx);
+bool si_nir_build_llvm(struct si_shader_context *ctx, struct nir_shader *nir);
+
#endif
diff --git a/src/gallium/drivers/radeonsi/si_shader_nir.c b/src/gallium/drivers/radeonsi/si_shader_nir.c
index 2278c62..cc7517b 100644
--- a/src/gallium/drivers/radeonsi/si_shader_nir.c
+++ b/src/gallium/drivers/radeonsi/si_shader_nir.c
@@ -15,20 +15,23 @@
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* 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.
*/
#include "si_shader.h"
+#include "si_shader_internal.h"
+
+#include "ac_nir_to_llvm.h"
#include "tgsi/tgsi_from_mesa.h"
#include "compiler/nir/nir.h"
#include "compiler/nir_types.h"
static void scan_instruction(struct tgsi_shader_info *info,
nir_instr *instr)
{
@@ -303,10 +306,16 @@ void si_nir_scan_shader(const struct nir_shader *nir,
info->const_buffers_declared = u_bit_consecutive(0, SI_NUM_CONST_BUFFERS);
info->shader_buffers_declared = u_bit_consecutive(0, SI_NUM_SHADER_BUFFERS);
func = (struct nir_function *)exec_list_get_head_const(&nir->functions);
nir_foreach_block(block, func->impl) {
nir_foreach_instr(instr, block)
scan_instruction(info, instr);
}
}
+bool si_nir_build_llvm(struct si_shader_context *ctx, struct nir_shader *nir)
+{
+ ac_nir_translate(&ctx->ac, &ctx->abi, nir, NULL);
+
+ return true;
+}
--
2.9.3
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