diff options
author | Eric Anholt <[email protected]> | 2018-07-16 12:41:28 -0700 |
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committer | Eric Anholt <[email protected]> | 2018-07-16 14:39:59 -0700 |
commit | 26f830d9fc5fb52a1e70839813b4c6ddbcb3a876 (patch) | |
tree | bdf5004d2eebfedd0bf1b6657aea02bd96c2b97c /src | |
parent | d661d78464aec0af7d6976512eca155623cbecc2 (diff) |
v3d: Add an assert that we don't provide an invalid texture return words.
The docs had an update noting this restriction, so reflect it in the code.
Diffstat (limited to 'src')
-rw-r--r-- | src/broadcom/compiler/v3d40_tex.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/broadcom/compiler/v3d40_tex.c b/src/broadcom/compiler/v3d40_tex.c index 2fd8c3b5a6e..00e52998e95 100644 --- a/src/broadcom/compiler/v3d40_tex.c +++ b/src/broadcom/compiler/v3d40_tex.c @@ -153,6 +153,14 @@ v3d40_vir_emit_tex(struct v3d_compile *c, nir_tex_instr *instr) (1 << MIN2(instr_return_channels, c->key->tex[unit].return_channels)) - 1; + /* Word enables can't ask for more channels than the output type could + * provide (2 for f16, 4 for 32-bit). + */ + assert(!p1_unpacked.output_type_32_bit || + p0_unpacked.return_words_of_texture_data < (1 << 4)); + assert(p1_unpacked.output_type_32_bit || + p0_unpacked.return_words_of_texture_data < (1 << 2)); + uint32_t p0_packed; V3D41_TMU_CONFIG_PARAMETER_0_pack(NULL, (uint8_t *)&p0_packed, |