diff options
Diffstat (limited to 'src/gallium/drivers/vc4/vc4_program.c')
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_program.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/gallium/drivers/vc4/vc4_program.c b/src/gallium/drivers/vc4/vc4_program.c index 08ac5e8b826..d404047e4bb 100644 --- a/src/gallium/drivers/vc4/vc4_program.c +++ b/src/gallium/drivers/vc4/vc4_program.c @@ -47,6 +47,7 @@ struct tgsi_to_qir { struct qreg *uniforms; struct qreg *consts; struct qreg line_x, point_x, point_y; + struct qreg discard; uint32_t num_consts; @@ -606,6 +607,19 @@ emit_vertex_input(struct tgsi_to_qir *trans, int attr) } static void +tgsi_to_qir_kill_if(struct tgsi_to_qir *trans, struct qreg *src, int i) +{ + struct qcompile *c = trans->c; + + if (trans->discard.file == QFILE_NULL) + trans->discard = qir_uniform_f(trans, 0.0); + trans->discard = qir_CMP(c, + src[0 * 4 + i], + qir_uniform_f(trans, 1.0), + trans->discard); +} + +static void emit_fragcoord_input(struct tgsi_to_qir *trans, int attr) { struct qcompile *c = trans->c; @@ -734,6 +748,13 @@ emit_tgsi_instruction(struct tgsi_to_qir *trans, tgsi_to_qir_tex(trans, tgsi_inst, op_trans[tgsi_op].op, src_regs); return; + case TGSI_OPCODE_KILL: + trans->discard = qir_uniform_f(trans, 1.0); + return; + case TGSI_OPCODE_KILL_IF: + for (int i = 0; i < 4; i++) + tgsi_to_qir_kill_if(trans, src_regs, i); + return; default: break; } @@ -984,6 +1005,9 @@ emit_frag_end(struct tgsi_to_qir *trans) format_swiz[i]); } + if (trans->discard.file != QFILE_NULL) + qir_TLB_DISCARD_SETUP(c, trans->discard); + if (trans->fs_key->depth_enabled) { qir_emit(c, qir_inst(QOP_TLB_PASSTHROUGH_Z_WRITE, c->undef, c->undef, c->undef)); |