Module: Mesa
Branch: master
Commit: 5a0fcf11f0d82f0bd20cd15addfa8086d715c16b
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=5a0fcf11f0d82f0bd20cd15addfa8086d715c16b

Author: Marek Olšák <[email protected]>
Date:   Fri Jan  3 16:20:40 2020 -0500

radeonsi/gfx10: move s_sendmsg gs_alloc_req to the beginning of shaders

This will allow us to merge some IF blocks in shaders.

Acked-by: Pierre-Eric Pelloux-Prayer <[email protected]>

---

 src/gallium/drivers/radeonsi/gfx10_shader_ngg.c   | 10 +++++++---
 src/gallium/drivers/radeonsi/si_shader.c          |  5 +++++
 src/gallium/drivers/radeonsi/si_shader_internal.h |  1 +
 3 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c 
b/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c
index b7b7edc46e7..2f6f9fe3cc2 100644
--- a/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c
+++ b/src/gallium/drivers/radeonsi/gfx10_shader_ngg.c
@@ -123,6 +123,13 @@ static LLVMValueRef ngg_get_vertices_per_prim(struct 
si_shader_context *ctx,
        }
 }
 
+void gfx10_ngg_build_sendmsg_gs_alloc_req(struct si_shader_context *ctx)
+{
+       ac_build_sendmsg_gs_alloc_req(&ctx->ac, get_wave_id_in_tg(ctx),
+                                     ngg_get_vtx_cnt(ctx),
+                                     ngg_get_prim_cnt(ctx));
+}
+
 static void build_streamout_vertex(struct si_shader_context *ctx,
                                   LLVMValueRef *so_buffer, LLVMValueRef 
*wg_offset_dw,
                                   unsigned stream, LLVMValueRef offset_vtx,
@@ -646,9 +653,6 @@ void gfx10_emit_ngg_epilogue(struct ac_shader_abi *abi,
                ac_build_endif(&ctx->ac, 5400);
        }
 
-       ac_build_sendmsg_gs_alloc_req(&ctx->ac, get_wave_id_in_tg(ctx),
-                                     ngg_get_vtx_cnt(ctx), 
ngg_get_prim_cnt(ctx));
-
        /* Update query buffer */
        if (ctx->screen->use_ngg_streamout &&
            !info->properties[TGSI_PROPERTY_VS_BLIT_SGPRS_AMD]) {
diff --git a/src/gallium/drivers/radeonsi/si_shader.c 
b/src/gallium/drivers/radeonsi/si_shader.c
index 766d25b396e..592a486424a 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -2421,6 +2421,11 @@ static bool si_build_main_function(struct 
si_shader_context *ctx,
                             (shader->key.as_ngg && !shader->key.as_es)))
                                ac_init_exec_full_mask(&ctx->ac);
 
+                       if ((ctx->type == PIPE_SHADER_VERTEX ||
+                            ctx->type == PIPE_SHADER_TESS_EVAL) &&
+                           shader->key.as_ngg && !shader->key.as_es)
+                               gfx10_ngg_build_sendmsg_gs_alloc_req(ctx);
+
                        if (ctx->type == PIPE_SHADER_TESS_CTRL ||
                            ctx->type == PIPE_SHADER_GEOMETRY) {
                                if (ctx->type == PIPE_SHADER_GEOMETRY && 
shader->key.as_ngg) {
diff --git a/src/gallium/drivers/radeonsi/si_shader_internal.h 
b/src/gallium/drivers/radeonsi/si_shader_internal.h
index 80011edb3d5..b8d2ac84fca 100644
--- a/src/gallium/drivers/radeonsi/si_shader_internal.h
+++ b/src/gallium/drivers/radeonsi/si_shader_internal.h
@@ -299,6 +299,7 @@ void si_llvm_emit_streamout(struct si_shader_context *ctx,
                            unsigned noutput, unsigned stream);
 void si_create_function(struct si_shader_context *ctx);
 
+void gfx10_ngg_build_sendmsg_gs_alloc_req(struct si_shader_context *ctx);
 void gfx10_emit_ngg_epilogue(struct ac_shader_abi *abi,
                             unsigned max_outputs,
                             LLVMValueRef *addrs);

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