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-rw-r--r--src/compiler/nir/nir.h3
-rw-r--r--src/compiler/nir/nir_intrinsics.py29
-rw-r--r--src/compiler/nir/nir_intrinsics_c.py5
-rw-r--r--src/compiler/nir/nir_validate.c6
4 files changed, 30 insertions, 13 deletions
diff --git a/src/compiler/nir/nir.h b/src/compiler/nir/nir.h
index 3e360432051..b805e290094 100644
--- a/src/compiler/nir/nir.h
+++ b/src/compiler/nir/nir.h
@@ -1313,6 +1313,9 @@ typedef struct {
*/
unsigned dest_components;
+ /** bitfield of legal bit sizes */
+ unsigned dest_bit_sizes;
+
/** the number of constant indices used by the intrinsic */
unsigned num_indices;
diff --git a/src/compiler/nir/nir_intrinsics.py b/src/compiler/nir/nir_intrinsics.py
index 2d89f8861ae..a5cc3f7401c 100644
--- a/src/compiler/nir/nir_intrinsics.py
+++ b/src/compiler/nir/nir_intrinsics.py
@@ -32,7 +32,7 @@ class Intrinsic(object):
NOTE: this must be kept in sync with nir_intrinsic_info.
"""
def __init__(self, name, src_components, dest_components,
- indices, flags, sysval):
+ indices, flags, sysval, bit_sizes):
"""Parameters:
- name: the intrinsic name
@@ -45,6 +45,7 @@ class Intrinsic(object):
- indices: list of constant indicies
- flags: list of semantic flags
- sysval: is this a system-value intrinsic
+ - bit_sizes: allowed dest bit_sizes
"""
assert isinstance(name, str)
assert isinstance(src_components, list)
@@ -58,6 +59,8 @@ class Intrinsic(object):
if flags:
assert isinstance(flags[0], str)
assert isinstance(sysval, bool)
+ if bit_sizes:
+ assert isinstance(bit_sizes[0], int)
self.name = name
self.num_srcs = len(src_components)
@@ -68,6 +71,7 @@ class Intrinsic(object):
self.indices = indices
self.flags = flags
self.sysval = sysval
+ self.bit_sizes = bit_sizes
#
# Possible indices:
@@ -125,10 +129,10 @@ CAN_REORDER = "NIR_INTRINSIC_CAN_REORDER"
INTR_OPCODES = {}
def intrinsic(name, src_comp=[], dest_comp=-1, indices=[],
- flags=[], sysval=False):
+ flags=[], sysval=False, bit_sizes=[]):
assert name not in INTR_OPCODES
INTR_OPCODES[name] = Intrinsic(name, src_comp, dest_comp,
- indices, flags, sysval)
+ indices, flags, sysval, bit_sizes)
intrinsic("nop", flags=[CAN_ELIMINATE])
@@ -454,12 +458,13 @@ intrinsic("shared_atomic_fmin", src_comp=[1, 1], dest_comp=1, indices=[BASE])
intrinsic("shared_atomic_fmax", src_comp=[1, 1], dest_comp=1, indices=[BASE])
intrinsic("shared_atomic_fcomp_swap", src_comp=[1, 1, 1], dest_comp=1, indices=[BASE])
-def system_value(name, dest_comp, indices=[]):
+def system_value(name, dest_comp, indices=[], bit_sizes=[32]):
intrinsic("load_" + name, [], dest_comp, indices,
- flags=[CAN_ELIMINATE, CAN_REORDER], sysval=True)
+ flags=[CAN_ELIMINATE, CAN_REORDER], sysval=True,
+ bit_sizes=bit_sizes)
system_value("frag_coord", 4)
-system_value("front_face", 1)
+system_value("front_face", 1, bit_sizes=[1, 32])
system_value("vertex_id", 1)
system_value("vertex_id_zero_base", 1)
system_value("first_vertex", 1)
@@ -485,17 +490,17 @@ system_value("local_invocation_index", 1)
system_value("work_group_id", 3)
system_value("user_clip_plane", 4, indices=[UCP_ID])
system_value("num_work_groups", 3)
-system_value("helper_invocation", 1)
+system_value("helper_invocation", 1, bit_sizes=[1, 32])
system_value("alpha_ref_float", 1)
system_value("layer_id", 1)
system_value("view_index", 1)
system_value("subgroup_size", 1)
system_value("subgroup_invocation", 1)
-system_value("subgroup_eq_mask", 0)
-system_value("subgroup_ge_mask", 0)
-system_value("subgroup_gt_mask", 0)
-system_value("subgroup_le_mask", 0)
-system_value("subgroup_lt_mask", 0)
+system_value("subgroup_eq_mask", 0, bit_sizes=[32, 64])
+system_value("subgroup_ge_mask", 0, bit_sizes=[32, 64])
+system_value("subgroup_gt_mask", 0, bit_sizes=[32, 64])
+system_value("subgroup_le_mask", 0, bit_sizes=[32, 64])
+system_value("subgroup_lt_mask", 0, bit_sizes=[32, 64])
system_value("num_subgroups", 1)
system_value("subgroup_id", 1)
system_value("local_group_size", 3)
diff --git a/src/compiler/nir/nir_intrinsics_c.py b/src/compiler/nir/nir_intrinsics_c.py
index ac45b94d496..3043ffe93d1 100644
--- a/src/compiler/nir/nir_intrinsics_c.py
+++ b/src/compiler/nir/nir_intrinsics_c.py
@@ -1,3 +1,5 @@
+from functools import reduce
+import operator
template = """\
/* Copyright (C) 2018 Red Hat
@@ -36,6 +38,7 @@ const nir_intrinsic_info nir_intrinsic_infos[nir_num_intrinsics] = {
% endif
.has_dest = ${"true" if opcode.has_dest else "false"},
.dest_components = ${max(opcode.dest_components, 0)},
+ .dest_bit_sizes = ${hex(reduce(operator.or_, opcode.bit_sizes, 0))},
.num_indices = ${opcode.num_indices},
% if opcode.indices:
.index_map = {
@@ -64,7 +67,7 @@ def main():
path = os.path.join(args.outdir, 'nir_intrinsics.c')
with open(path, 'wb') as f:
- f.write(Template(template, output_encoding='utf-8').render(INTR_OPCODES=INTR_OPCODES))
+ f.write(Template(template, output_encoding='utf-8').render(INTR_OPCODES=INTR_OPCODES, reduce=reduce, operator=operator))
if __name__ == '__main__':
main()
diff --git a/src/compiler/nir/nir_validate.c b/src/compiler/nir/nir_validate.c
index 44aaa9161db..444c0b789af 100644
--- a/src/compiler/nir/nir_validate.c
+++ b/src/compiler/nir/nir_validate.c
@@ -563,9 +563,15 @@ validate_intrinsic_instr(nir_intrinsic_instr *instr, validate_state *state)
if (nir_intrinsic_infos[instr->intrinsic].has_dest) {
unsigned components_written = nir_intrinsic_dest_components(instr);
+ unsigned bit_sizes = nir_intrinsic_infos[instr->intrinsic].dest_bit_sizes;
validate_assert(state, components_written > 0);
+ if (dest_bit_size && bit_sizes)
+ validate_assert(state, dest_bit_size & bit_sizes);
+ else
+ dest_bit_size = dest_bit_size ? dest_bit_size : bit_sizes;
+
validate_dest(&instr->dest, state, dest_bit_size, components_written);
}
}