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radeonsi: preload shader buffers in shaders

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Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
This commit is contained in:
Nicolai Hähnle
2016-03-15 18:34:52 -05:00
parent c495c0ad37
commit e88018ffe5
1 changed files with 17 additions and 0 deletions
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17
src/gallium/drivers/radeonsi/si_shader.c
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@@ -98,6 +98,7 @@ struct si_shader_context
LLVMValueRef const_buffers[SI_NUM_CONST_BUFFERS];
LLVMValueRef lds;
LLVMValueRef *constants[SI_NUM_CONST_BUFFERS];
LLVMValueRef shader_buffers[SI_NUM_SHADER_BUFFERS];
LLVMValueRef sampler_views[SI_NUM_SAMPLERS];
LLVMValueRef sampler_states[SI_NUM_SAMPLERS];
LLVMValueRef fmasks[SI_NUM_USER_SAMPLERS];
@@ -4710,6 +4711,21 @@ static void preload_constants(struct si_shader_context *ctx)
}
}
static void preload_shader_buffers(struct si_shader_context *ctx)
{
struct gallivm_state *gallivm = &ctx->radeon_bld.gallivm;
LLVMValueRef ptr = LLVMGetParam(ctx->radeon_bld.main_fn, SI_PARAM_SHADER_BUFFERS);
int buf, maxbuf;
maxbuf = MIN2(ctx->shader->selector->info.file_max[TGSI_FILE_BUFFER],
SI_NUM_SHADER_BUFFERS - 1);
for (buf = 0; buf <= maxbuf; ++buf) {
ctx->shader_buffers[buf] =
build_indexed_load_const(
ctx, ptr, lp_build_const_int32(gallivm, buf));
}
}
static void preload_samplers(struct si_shader_context *ctx)
{
struct lp_build_tgsi_context *bld_base = &ctx->radeon_bld.soa.bld_base;
@@ -5575,6 +5591,7 @@ int si_compile_tgsi_shader(struct si_screen *sscreen,
create_meta_data(&ctx);
create_function(&ctx);
preload_constants(&ctx);
preload_shader_buffers(&ctx);
preload_samplers(&ctx);
preload_images(&ctx);
preload_streamout_buffers(&ctx);