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authorIan Romanick <ian.d.romanick@intel.com>2019-02-27 20:12:46 -0800
committerIan Romanick <ian.d.romanick@intel.com>2019-03-08 22:24:19 -0800
commit55c1ac4b753d48fa2d97172216202264313e76b7 (patch)
tree99c495fb96a74e76420b327be1bb0c4649bccdf3
parent9aaaac60808e54b1ecb5887d082a53e50c59f63a (diff)
nir/algebraic: Add missing 64-bit extract_[iu]8 patterns
No shader-db changes on any Intel platform. v2: Use a loop to generate patterns. Suggested by Jason. Reviewed-by: Matt Turner <mattst88@gmail.com> [v1] Reviewed-by: Dylan Baker <dylan@pnwbakers.com> Acked-by: Jason Ekstrand <jason@jlekstrand.net>
-rw-r--r--src/compiler/nir/nir_opt_algebraic.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py
index f96c0182a29..d77f38f0761 100644
--- a/src/compiler/nir/nir_opt_algebraic.py
+++ b/src/compiler/nir/nir_opt_algebraic.py
@@ -605,7 +605,9 @@ optimizations = [
# Byte extraction
(('ushr', 'a@32', 24), ('extract_u8', a, 3), '!options->lower_extract_byte'),
+ (('ushr', 'a@64', 56), ('extract_u8', a, 7), '!options->lower_extract_byte'),
(('ishr', 'a@32', 24), ('extract_i8', a, 3), '!options->lower_extract_byte'),
+ (('ishr', 'a@64', 56), ('extract_i8', a, 7), '!options->lower_extract_byte'),
(('iand', 0xff, a), ('extract_u8', a, 0), '!options->lower_extract_byte')
]
@@ -622,6 +624,7 @@ optimizations.extend([(('extract_u8', ('extract_u16', a, 1), 0), ('extract_u8',
# patterns like those below.
for op in ('extract_u8', 'extract_i8'):
optimizations.extend([((op, ('ishl', 'a@32', 24 - 8 * i), 3), ('extract_u8', a, i)) for i in range(2, -1, -1)])
+ optimizations.extend([((op, ('ishl', 'a@64', 56 - 8 * i), 7), ('extract_u8', a, i)) for i in range(6, -1, -1)])
optimizations.extend([
# Word extraction