From 944455217b67cb524efef9e628baf09416db5524 Mon Sep 17 00:00:00 2001 From: Nicolai Hähnle Date: Wed, 19 Apr 2017 10:08:49 +0200 Subject: st/glsl_to_tgsi: implement shader_group_vote and shader_ballot intrinsics MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reviewed-by: Timothy Arceri Reviewed-by: Marek Olšák --- src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 36 ++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) (limited to 'src') diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp index 85a55afb37e..4d1338e418e 100644 --- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp +++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp @@ -484,6 +484,7 @@ public: void visit_membar_intrinsic(ir_call *); void visit_shared_intrinsic(ir_call *); void visit_image_intrinsic(ir_call *); + void visit_generic_intrinsic(ir_call *, unsigned op); st_src_reg result; @@ -3913,6 +3914,28 @@ glsl_to_tgsi_visitor::visit_image_intrinsic(ir_call *ir) inst->buffer_access |= TGSI_MEMORY_VOLATILE; } +void +glsl_to_tgsi_visitor::visit_generic_intrinsic(ir_call *ir, unsigned op) +{ + ir->return_deref->accept(this); + st_dst_reg dst = st_dst_reg(this->result); + + st_src_reg src[4] = { undef_src, undef_src, undef_src, undef_src }; + unsigned num_src = 0; + foreach_in_list(ir_rvalue, param, &ir->actual_parameters) { + assert(num_src < ARRAY_SIZE(src)); + + this->result.file = PROGRAM_UNDEFINED; + param->accept(this); + assert(this->result.file != PROGRAM_UNDEFINED); + + src[num_src] = this->result; + num_src++; + } + + emit_asm(ir, op, dst, src[0], src[1], src[2], src[3]); +} + void glsl_to_tgsi_visitor::visit(ir_call *ir) { @@ -3995,11 +4018,24 @@ glsl_to_tgsi_visitor::visit(ir_call *ir) } case ir_intrinsic_vote_all: + visit_generic_intrinsic(ir, TGSI_OPCODE_VOTE_ALL); + return; case ir_intrinsic_vote_any: + visit_generic_intrinsic(ir, TGSI_OPCODE_VOTE_ANY); + return; case ir_intrinsic_vote_eq: + visit_generic_intrinsic(ir, TGSI_OPCODE_VOTE_EQ); + return; case ir_intrinsic_ballot: + visit_generic_intrinsic(ir, TGSI_OPCODE_BALLOT); + return; case ir_intrinsic_read_first_invocation: + visit_generic_intrinsic(ir, TGSI_OPCODE_READ_FIRST); + return; case ir_intrinsic_read_invocation: + visit_generic_intrinsic(ir, TGSI_OPCODE_READ_INVOC); + return; + case ir_intrinsic_invalid: case ir_intrinsic_generic_load: case ir_intrinsic_generic_store: -- cgit v1.2.3