diff options
| -rw-r--r-- | src/gallium/drivers/radeonsi/radeonsi_shader.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/src/gallium/drivers/radeonsi/radeonsi_shader.c b/src/gallium/drivers/radeonsi/radeonsi_shader.c index c19a4c2d236..e3069df4830 100644 --- a/src/gallium/drivers/radeonsi/radeonsi_shader.c +++ b/src/gallium/drivers/radeonsi/radeonsi_shader.c @@ -1,6 +1,7 @@ #include "gallivm/lp_bld_tgsi_action.h" #include "gallivm/lp_bld_const.h" +#include "gallivm/lp_bld_gather.h" #include "gallivm/lp_bld_intr.h" #include "gallivm/lp_bld_tgsi.h" #include "radeon_llvm.h" @@ -515,6 +516,7 @@ static void tex_fetch_args( struct lp_build_tgsi_context * bld_base, struct lp_build_emit_data * emit_data) { + const struct tgsi_full_instruction * inst = emit_data->inst; LLVMValueRef ptr; LLVMValueRef offset; @@ -524,8 +526,27 @@ static void tex_fetch_args( /* Coordinates */ /* XXX: Not all sample instructions need 4 address arguments. */ - emit_data->args[1] = lp_build_emit_fetch(bld_base, emit_data->inst, - 0, LP_CHAN_ALL); + if (inst->Instruction.Opcode == TGSI_OPCODE_TXP) { + LLVMValueRef src_w; + unsigned chan; + LLVMValueRef coords[4]; + + emit_data->dst_type = LLVMVectorType(bld_base->base.elem_type, 4); + src_w = lp_build_emit_fetch(bld_base, emit_data->inst, 0, TGSI_CHAN_W); + + for (chan = 0; chan < 3; chan++ ) { + LLVMValueRef arg = lp_build_emit_fetch(bld_base, + emit_data->inst, 0, chan); + coords[chan] = lp_build_emit_llvm_binary(bld_base, + TGSI_OPCODE_DIV, + arg, src_w); + } + coords[3] = bld_base->base.one; + emit_data->args[1] = lp_build_gather_values(bld_base->base.gallivm, + coords, 4); + } else + emit_data->args[1] = lp_build_emit_fetch(bld_base, emit_data->inst, + 0, LP_CHAN_ALL); /* Resource */ ptr = use_sgpr(bld_base->base.gallivm, SGPR_CONST_PTR_V8I32, 4); @@ -588,6 +609,7 @@ int si_pipe_shader_create( bld_base->emit_epilogue = si_llvm_emit_epilogue; bld_base->op_actions[TGSI_OPCODE_TEX] = tex_action; + bld_base->op_actions[TGSI_OPCODE_TXP] = tex_action; si_shader_ctx.radeon_bld.load_input = declare_input; si_shader_ctx.tokens = shader->tokens; |