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nir: validate write_mask for all intrinsics that have it

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Reviewed-by: Emma Anholt <emma@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14388>
This commit is contained in:
Marek Olšák
2021-12-19 15:32:08 -05:00
committed by Marge Bot
parent dd733fa52e
commit 73ef225fc2
1 changed files with 5 additions and 1 deletions
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src/compiler/nir/nir_validate.c
+5 -1
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@@ -634,7 +634,6 @@ validate_intrinsic_instr(nir_intrinsic_instr *instr, validate_state *state)
if (glsl_type_is_boolean(dst->type))
src_bit_sizes[1] |= 32;
validate_assert(state, !nir_deref_mode_may_be(dst, nir_var_read_only_modes));
validate_assert(state, (nir_intrinsic_write_mask(instr) & ~((1 << instr->num_components) - 1)) == 0);
break;
}
@@ -822,6 +821,11 @@ validate_intrinsic_instr(nir_intrinsic_instr *instr, validate_state *state)
if (!vectorized_intrinsic(instr))
validate_assert(state, instr->num_components == 0);
if (nir_intrinsic_has_write_mask(instr)) {
unsigned component_mask = BITFIELD_MASK(instr->num_components);
validate_assert(state, (nir_intrinsic_write_mask(instr) & ~component_mask) == 0);
}
}
static void