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radeonsi: add start_instance parameter to get_instance_index_for_fetch 

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák 2016-01-26 21:55:28 +01:00
parent dc27456194
commit e6aea08b86
1 changed files with 6 additions and 4 deletions
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10
src/gallium/drivers/radeonsi/si_shader.c
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@ -376,7 +376,7 @@ static LLVMValueRef build_indexed_load_const(
static LLVMValueRef get_instance_index_for_fetch(
struct radeon_llvm_context *radeon_bld,
unsigned divisor)
unsigned param_start_instance, unsigned divisor)
{
struct si_shader_context *ctx =
si_shader_context(&radeon_bld->soa.bld_base);
@ -390,8 +390,8 @@ static LLVMValueRef get_instance_index_for_fetch(
result = LLVMBuildUDiv(gallivm->builder, result,
lp_build_const_int32(gallivm, divisor), "");
return LLVMBuildAdd(gallivm->builder, result, LLVMGetParam(
radeon_bld->main_fn, SI_PARAM_START_INSTANCE), "");
return LLVMBuildAdd(gallivm->builder, result,
LLVMGetParam(radeon_bld->main_fn, param_start_instance), "");
}
static void declare_input_vs(
@ -429,7 +429,9 @@ static void declare_input_vs(
if (divisor) {
/* Build index from instance ID, start instance and divisor */
ctx->shader->uses_instanceid = true;
buffer_index = get_instance_index_for_fetch(&ctx->radeon_bld, divisor);
buffer_index = get_instance_index_for_fetch(&ctx->radeon_bld,
SI_PARAM_START_INSTANCE,
divisor);
} else {
/* Load the buffer index for vertices. */
LLVMValueRef vertex_id = LLVMGetParam(ctx->radeon_bld.main_fn,