nir/lower_double_ops: lower floor()

At least i965 hardware does not have native support for floor on doubles.

v2 (Sam):
  - Improve the lowering pass to remove one bcsel (Jason)

Signed-off-by: Samuel Iglesias Gonsálvez <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/compiler/nir/nir.h b/src/compiler/nir/nir.h
index 4a49d6e1ac8..809e83b7d12 100644
--- a/src/compiler/nir/nir.h
+++ b/src/compiler/nir/nir.h
@@ -2418,6 +2418,7 @@ typedef enum {
    nir_lower_dsqrt = (1 << 1),
    nir_lower_drsq = (1 << 2),
    nir_lower_dtrunc = (1 << 3),
+   nir_lower_dfloor = (1 << 4),
 } nir_lower_doubles_options;
 
 void nir_lower_doubles(nir_shader *shader, nir_lower_doubles_options options);