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authorIan Romanick <[email protected]>2017-11-13 11:17:41 -0800
committerIan Romanick <[email protected]>2018-03-29 14:09:23 -0700
commitd76c204d0564701b4b8b6a2bdda50e2939683e66 (patch)
treeedcf51df711640ffd89326079f10b1dcf65f311b /src/intel/vulkan/anv_nir_lower_multiview.c
parenta3a16d4aa7e5a22816226d8e7417138164b10525 (diff)
util: Move util_is_power_of_two to bitscan.h and rename to util_is_power_of_two_or_zero
The new name make the zero-input behavior more obvious. The next patch adds a new function with different zero-input behavior. Signed-off-by: Ian Romanick <[email protected]> Suggested-by: Matt Turner <[email protected]> Reviewed-by: Alejandro PiƱeiro <[email protected]>
Diffstat (limited to 'src/intel/vulkan/anv_nir_lower_multiview.c')
-rw-r--r--src/intel/vulkan/anv_nir_lower_multiview.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/intel/vulkan/anv_nir_lower_multiview.c b/src/intel/vulkan/anv_nir_lower_multiview.c
index 365a70d7579..6822595728c 100644
--- a/src/intel/vulkan/anv_nir_lower_multiview.c
+++ b/src/intel/vulkan/anv_nir_lower_multiview.c
@@ -87,7 +87,7 @@ build_view_index(struct lower_multiview_state *state)
nir_umod(b, nir_load_instance_id(b),
nir_imm_int(b, _mesa_bitcount(state->view_mask)));
- if (util_is_power_of_two(state->view_mask + 1)) {
+ if (util_is_power_of_two_or_zero(state->view_mask + 1)) {
/* If we have a full view mask, then compacted is what we want */
state->view_index = compacted;
} else {