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radeonsi/gfx10: use correct VGPR for instance ID in LS shader 

Acked-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Nicolai Hähnle 2018-08-31 19:58:35 +02:00 committed by Marek Olšák
parent f3b9a37278
commit 591537c7fa
1 changed files with 7 additions and 2 deletions
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9
src/gallium/drivers/radeonsi/si_shader.c
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@ -4547,8 +4547,13 @@ static void declare_vs_input_vgprs(struct si_shader_context *ctx,
add_arg_assign(fninfo, ARG_VGPR, ctx->i32, &ctx->abi.vertex_id);
if (shader->key.as_ls) {
ctx->param_rel_auto_id = add_arg(fninfo, ARG_VGPR, ctx->i32);
add_arg_assign(fninfo, ARG_VGPR, ctx->i32, &ctx->abi.instance_id);
add_arg(fninfo, ARG_VGPR, ctx->i32); /* unused */
if (ctx->screen->info.chip_class >= GFX10) {
add_arg(fninfo, ARG_VGPR, ctx->i32); /* user VGPR */
add_arg_assign(fninfo, ARG_VGPR, ctx->i32, &ctx->abi.instance_id);
} else {
add_arg_assign(fninfo, ARG_VGPR, ctx->i32, &ctx->abi.instance_id);
add_arg(fninfo, ARG_VGPR, ctx->i32); /* unused */
}
} else if (ctx->screen->info.chip_class == GFX10 &&
!shader->is_gs_copy_shader) {
add_arg(fninfo, ARG_VGPR, ctx->i32); /* user vgpr */