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authorFrancisco Jerez <[email protected]>2015-06-03 21:01:32 +0300
committerFrancisco Jerez <[email protected]>2015-06-09 15:18:34 +0300
commit979fe2ffee3956186017fe6c115aed53fc87ad3d (patch)
tree441e2be9bdb95e4e12f7bebfc6f57a332c85430c /src/mesa/drivers/dri
parentfe88c7ae38c72ea09ced69fb12ff00f58bdf1d6e (diff)
i965/fs: Migrate translation of NIR intrinsics to the IR builder.
v2: Use fs_builder::SEL instead of ::emit. Use set_condmod(). Reviewed-by: Matt Turner <[email protected]>
Diffstat (limited to 'src/mesa/drivers/dri')
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs.h3
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs_nir.cpp80
2 files changed, 42 insertions, 41 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.h b/src/mesa/drivers/dri/i965/brw_fs.h
index 44a0d319acb..338c8168778 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.h
+++ b/src/mesa/drivers/dri/i965/brw_fs.h
@@ -317,7 +317,8 @@ public:
void nir_emit_block(nir_block *block);
void nir_emit_instr(nir_instr *instr);
void nir_emit_alu(const brw::fs_builder &bld, nir_alu_instr *instr);
- void nir_emit_intrinsic(nir_intrinsic_instr *instr);
+ void nir_emit_intrinsic(const brw::fs_builder &bld,
+ nir_intrinsic_instr *instr);
void nir_emit_texture(nir_tex_instr *instr);
void nir_emit_jump(const brw::fs_builder &bld,
nir_jump_instr *instr);
diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index cd368809318..46448fc4aa0 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -452,7 +452,7 @@ fs_visitor::nir_emit_instr(nir_instr *instr)
break;
case nir_instr_type_intrinsic:
- nir_emit_intrinsic(nir_instr_as_intrinsic(instr));
+ nir_emit_intrinsic(abld, nir_instr_as_intrinsic(instr));
break;
case nir_instr_type_tex:
@@ -1221,7 +1221,7 @@ fs_visitor::emit_percomp(const fs_builder &bld, const fs_inst &inst,
}
void
-fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
+fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr)
{
fs_reg dest;
if (nir_intrinsic_infos[instr->intrinsic].has_dest)
@@ -1239,12 +1239,12 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
*/
fs_inst *cmp;
if (instr->intrinsic == nir_intrinsic_discard_if) {
- cmp = emit(CMP(reg_null_f, get_nir_src(instr->src[0]),
- fs_reg(0), BRW_CONDITIONAL_Z));
+ cmp = bld.CMP(bld.null_reg_f(), get_nir_src(instr->src[0]),
+ fs_reg(0), BRW_CONDITIONAL_Z);
} else {
fs_reg some_reg = fs_reg(retype(brw_vec8_grf(0, 0),
BRW_REGISTER_TYPE_UW));
- cmp = emit(CMP(reg_null_f, some_reg, some_reg, BRW_CONDITIONAL_NZ));
+ cmp = bld.CMP(bld.null_reg_f(), some_reg, some_reg, BRW_CONDITIONAL_NZ);
}
cmp->predicate = BRW_PREDICATE_NORMAL;
cmp->flag_subreg = 1;
@@ -1281,8 +1281,8 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
}
case nir_intrinsic_load_front_face:
- emit(MOV(retype(dest, BRW_REGISTER_TYPE_D),
- *emit_frontfacing_interpolation()));
+ bld.MOV(retype(dest, BRW_REGISTER_TYPE_D),
+ *emit_frontfacing_interpolation());
break;
case nir_intrinsic_load_vertex_id:
@@ -1292,7 +1292,7 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
fs_reg vertex_id = nir_system_values[SYSTEM_VALUE_VERTEX_ID_ZERO_BASE];
assert(vertex_id.file != BAD_FILE);
dest.type = vertex_id.type;
- emit(MOV(dest, vertex_id));
+ bld.MOV(dest, vertex_id);
break;
}
@@ -1300,7 +1300,7 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
fs_reg base_vertex = nir_system_values[SYSTEM_VALUE_BASE_VERTEX];
assert(base_vertex.file != BAD_FILE);
dest.type = base_vertex.type;
- emit(MOV(dest, base_vertex));
+ bld.MOV(dest, base_vertex);
break;
}
@@ -1308,7 +1308,7 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
fs_reg instance_id = nir_system_values[SYSTEM_VALUE_INSTANCE_ID];
assert(instance_id.file != BAD_FILE);
dest.type = instance_id.type;
- emit(MOV(dest, instance_id));
+ bld.MOV(dest, instance_id);
break;
}
@@ -1316,7 +1316,7 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
fs_reg sample_mask_in = nir_system_values[SYSTEM_VALUE_SAMPLE_MASK_IN];
assert(sample_mask_in.file != BAD_FILE);
dest.type = sample_mask_in.type;
- emit(MOV(dest, sample_mask_in));
+ bld.MOV(dest, sample_mask_in);
break;
}
@@ -1324,8 +1324,8 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
fs_reg sample_pos = nir_system_values[SYSTEM_VALUE_SAMPLE_POS];
assert(sample_pos.file != BAD_FILE);
dest.type = sample_pos.type;
- emit(MOV(dest, sample_pos));
- emit(MOV(offset(dest, 1), offset(sample_pos, 1)));
+ bld.MOV(dest, sample_pos);
+ bld.MOV(offset(dest, 1), offset(sample_pos, 1));
break;
}
@@ -1333,7 +1333,7 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
fs_reg sample_id = nir_system_values[SYSTEM_VALUE_SAMPLE_ID];
assert(sample_id.file != BAD_FILE);
dest.type = sample_id.type;
- emit(MOV(dest, sample_id));
+ bld.MOV(dest, sample_id);
break;
}
@@ -1357,7 +1357,7 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
src.reladdr = new(mem_ctx) fs_reg(get_nir_src(instr->src[0]));
index++;
- emit(MOV(dest, src));
+ bld.MOV(dest, src);
dest = offset(dest, 1);
}
break;
@@ -1379,9 +1379,9 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
* from any live channel.
*/
surf_index = vgrf(glsl_type::uint_type);
- emit(ADD(surf_index, get_nir_src(instr->src[0]),
- fs_reg(stage_prog_data->binding_table.ubo_start)));
- emit_uniformize(surf_index, surf_index);
+ bld.ADD(surf_index, get_nir_src(instr->src[0]),
+ fs_reg(stage_prog_data->binding_table.ubo_start));
+ bld.emit_uniformize(surf_index, surf_index);
/* Assume this may touch any UBO. It would be nice to provide
* a tighter bound, but the array information is already lowered away.
@@ -1394,9 +1394,9 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
if (has_indirect) {
/* Turn the byte offset into a dword offset. */
fs_reg base_offset = vgrf(glsl_type::int_type);
- emit(SHR(base_offset, retype(get_nir_src(instr->src[1]),
- BRW_REGISTER_TYPE_D),
- fs_reg(2)));
+ bld.SHR(base_offset, retype(get_nir_src(instr->src[1]),
+ BRW_REGISTER_TYPE_D),
+ fs_reg(2));
unsigned vec4_offset = instr->const_index[0] / 4;
for (int i = 0; i < instr->num_components; i++)
@@ -1407,8 +1407,8 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
packed_consts.type = dest.type;
fs_reg const_offset_reg((unsigned) instr->const_index[0] & ~15);
- emit(FS_OPCODE_UNIFORM_PULL_CONSTANT_LOAD, packed_consts,
- surf_index, const_offset_reg);
+ bld.emit(FS_OPCODE_UNIFORM_PULL_CONSTANT_LOAD, packed_consts,
+ surf_index, const_offset_reg);
for (unsigned i = 0; i < instr->num_components; i++) {
packed_consts.set_smear(instr->const_index[0] % 16 / 4 + i);
@@ -1418,7 +1418,7 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
*/
assert(packed_consts.subreg_offset < 32);
- emit(MOV(dest, packed_consts));
+ bld.MOV(dest, packed_consts);
dest = offset(dest, 1);
}
}
@@ -1437,7 +1437,7 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
src.reladdr = new(mem_ctx) fs_reg(get_nir_src(instr->src[0]));
index++;
- emit(MOV(dest, src));
+ bld.MOV(dest, src);
dest = offset(dest, 1);
}
break;
@@ -1470,7 +1470,7 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
*/
no16("interpolate_at_* not yet supported in SIMD16 mode.");
- fs_reg dst_xy = vgrf(2);
+ fs_reg dst_xy = bld.vgrf(BRW_REGISTER_TYPE_F, 2);
/* For most messages, we need one reg of ignored data; the hardware
* requires mlen==1 even when there is no payload. in the per-slot
@@ -1482,7 +1482,8 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
switch (instr->intrinsic) {
case nir_intrinsic_interp_var_at_centroid:
- inst = emit(FS_OPCODE_INTERPOLATE_AT_CENTROID, dst_xy, src, fs_reg(0u));
+ inst = bld.emit(FS_OPCODE_INTERPOLATE_AT_CENTROID,
+ dst_xy, src, fs_reg(0u));
break;
case nir_intrinsic_interp_var_at_sample: {
@@ -1490,8 +1491,8 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
nir_const_value *const_sample = nir_src_as_const_value(instr->src[0]);
assert(const_sample);
unsigned msg_data = const_sample ? const_sample->i[0] << 4 : 0;
- inst = emit(FS_OPCODE_INTERPOLATE_AT_SAMPLE, dst_xy, src,
- fs_reg(msg_data));
+ inst = bld.emit(FS_OPCODE_INTERPOLATE_AT_SAMPLE, dst_xy, src,
+ fs_reg(msg_data));
break;
}
@@ -1502,17 +1503,17 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
unsigned off_x = MIN2((int)(const_offset->f[0] * 16), 7) & 0xf;
unsigned off_y = MIN2((int)(const_offset->f[1] * 16), 7) & 0xf;
- inst = emit(FS_OPCODE_INTERPOLATE_AT_SHARED_OFFSET, dst_xy, src,
- fs_reg(off_x | (off_y << 4)));
+ inst = bld.emit(FS_OPCODE_INTERPOLATE_AT_SHARED_OFFSET, dst_xy, src,
+ fs_reg(off_x | (off_y << 4)));
} else {
src = vgrf(glsl_type::ivec2_type);
fs_reg offset_src = retype(get_nir_src(instr->src[0]),
BRW_REGISTER_TYPE_F);
for (int i = 0; i < 2; i++) {
fs_reg temp = vgrf(glsl_type::float_type);
- emit(MUL(temp, offset(offset_src, i), fs_reg(16.0f)));
+ bld.MUL(temp, offset(offset_src, i), fs_reg(16.0f));
fs_reg itemp = vgrf(glsl_type::int_type);
- emit(MOV(itemp, temp)); /* float to int */
+ bld.MOV(itemp, temp); /* float to int */
/* Clamp the upper end of the range to +7/16.
* ARB_gpu_shader5 requires that we support a maximum offset
@@ -1529,14 +1530,13 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
* implementation-dependent constant
* FRAGMENT_INTERPOLATION_OFFSET_BITS"
*/
-
- emit(BRW_OPCODE_SEL, offset(src, i), itemp, fs_reg(7))
- ->conditional_mod = BRW_CONDITIONAL_L; /* min(src2, 7) */
+ set_condmod(BRW_CONDITIONAL_L,
+ bld.SEL(offset(src, i), itemp, fs_reg(7)));
}
mlen = 2;
- inst = emit(FS_OPCODE_INTERPOLATE_AT_PER_SLOT_OFFSET, dst_xy, src,
- fs_reg(0u));
+ inst = bld.emit(FS_OPCODE_INTERPOLATE_AT_PER_SLOT_OFFSET, dst_xy, src,
+ fs_reg(0u));
}
break;
}
@@ -1554,7 +1554,7 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
fs_reg src = interp_reg(instr->variables[0]->var->data.location, j);
src.type = dest.type;
- emit(FS_OPCODE_LINTERP, dest, dst_xy, src);
+ bld.emit(FS_OPCODE_LINTERP, dest, dst_xy, src);
dest = offset(dest, 1);
}
break;
@@ -1572,7 +1572,7 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
if (has_indirect)
src.reladdr = new(mem_ctx) fs_reg(get_nir_src(instr->src[1]));
index++;
- emit(MOV(new_dest, src));
+ bld.MOV(new_dest, src);
src = offset(src, 1);
}
break;