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authorKenneth Graunke <[email protected]>2015-02-23 23:47:00 -0800
committerKenneth Graunke <[email protected]>2015-02-24 15:24:52 -0800
commit8e62bd52f8296a220bd4542abd6fdcdfc41a388c (patch)
treed1133977b722131519b6a08b311f7a3febea24f6 /src/glsl/nir/nir_intrinsics.h
parent23d42b46e306d4104e534842f6dec3500d331cae (diff)
nir: Introduce nir_intrinsic_discard_if.
This is a conditional discard, which takes a boolean source. Note that we don't generate ir_discard::condition today, so this shouldn't break drivers (since none implement this intrinsic yet). Signed-off-by: Kenneth Graunke <[email protected]> Reviewed-by: Connor Abbott <[email protected]> Reviewed-by: Matt Turner <[email protected]> Reviewed-by: Eric Anholt <[email protected]>
Diffstat (limited to 'src/glsl/nir/nir_intrinsics.h')
-rw-r--r--src/glsl/nir/nir_intrinsics.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/glsl/nir/nir_intrinsics.h b/src/glsl/nir/nir_intrinsics.h
index d94866c8597..3bf102fc15c 100644
--- a/src/glsl/nir/nir_intrinsics.h
+++ b/src/glsl/nir/nir_intrinsics.h
@@ -68,6 +68,8 @@ INTRINSIC(interp_var_at_offset, 1, ARR(2), true, 0, 1, 0,
#define BARRIER(name) INTRINSIC(name, 0, ARR(), false, 0, 0, 0, 0)
BARRIER(discard)
+/** A conditional discard, with a single boolean source. */
+INTRINSIC(discard_if, 1, ARR(1), false, 0, 0, 0, 0)
INTRINSIC(emit_vertex, 0, ARR(), false, 0, 0, 1, 0)
INTRINSIC(end_primitive, 0, ARR(), false, 0, 0, 1, 0)