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authorJason Ekstrand <[email protected]>2018-11-07 17:32:32 -0600
committerJason Ekstrand <[email protected]>2018-12-05 15:03:01 -0600
commit2715080d65babf058862c72eaf6614632eeb2b45 (patch)
tree65db1bde0ca3afb3da60bc6845e3deb7f5928805 /src/compiler
parentff8e3d3b7bc9f57b831e048e9a78e456dc0a4be5 (diff)
nir/opt_algebraic: Drop bit-size suffixes from conversions
Suffixes are dropped from a bunch of conversion opcodes when it makes sense to do so. Others are kept if we really do want the bit-size restriction. Reviewed-by: Connor Abbott <[email protected]>
Diffstat (limited to 'src/compiler')
-rw-r--r--src/compiler/nir/nir_opt_algebraic.py58
1 files changed, 29 insertions, 29 deletions
diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py
index 27c90cebaee..c482bde8b3b 100644
--- a/src/compiler/nir/nir_opt_algebraic.py
+++ b/src/compiler/nir/nir_opt_algebraic.py
@@ -82,7 +82,7 @@ optimizations = [
(('ineg', ('ineg', a)), a),
(('fabs', ('fabs', a)), ('fabs', a)),
(('fabs', ('fneg', a)), ('fabs', a)),
- (('fabs', ('u2f32', a)), ('u2f32', a)),
+ (('fabs', ('u2f', a)), ('u2f', a)),
(('iabs', ('iabs', a)), ('iabs', a)),
(('iabs', ('ineg', a)), ('iabs', a)),
(('~fadd', a, 0.0), a),
@@ -242,18 +242,18 @@ optimizations = [
(('ieq', ('b2i', a), 0), ('inot', a)),
(('ine', ('b2i', a), 0), a),
- (('fne', ('u2f32', a), 0.0), ('ine', a, 0)),
- (('feq', ('u2f32', a), 0.0), ('ieq', a, 0)),
- (('fge', ('u2f32', a), 0.0), True),
- (('fge', 0.0, ('u2f32', a)), ('uge', 0, a)), # ieq instead?
- (('flt', ('u2f32', a), 0.0), False),
- (('flt', 0.0, ('u2f32', a)), ('ult', 0, a)), # ine instead?
- (('fne', ('i2f32', a), 0.0), ('ine', a, 0)),
- (('feq', ('i2f32', a), 0.0), ('ieq', a, 0)),
- (('fge', ('i2f32', a), 0.0), ('ige', a, 0)),
- (('fge', 0.0, ('i2f32', a)), ('ige', 0, a)),
- (('flt', ('i2f32', a), 0.0), ('ilt', a, 0)),
- (('flt', 0.0, ('i2f32', a)), ('ilt', 0, a)),
+ (('fne', ('u2f', a), 0.0), ('ine', a, 0)),
+ (('feq', ('u2f', a), 0.0), ('ieq', a, 0)),
+ (('fge', ('u2f', a), 0.0), True),
+ (('fge', 0.0, ('u2f', a)), ('uge', 0, a)), # ieq instead?
+ (('flt', ('u2f', a), 0.0), False),
+ (('flt', 0.0, ('u2f', a)), ('ult', 0, a)), # ine instead?
+ (('fne', ('i2f', a), 0.0), ('ine', a, 0)),
+ (('feq', ('i2f', a), 0.0), ('ieq', a, 0)),
+ (('fge', ('i2f', a), 0.0), ('ige', a, 0)),
+ (('fge', 0.0, ('i2f', a)), ('ige', 0, a)),
+ (('flt', ('i2f', a), 0.0), ('ilt', a, 0)),
+ (('flt', 0.0, ('i2f', a)), ('ilt', 0, a)),
# 0.0 < fabs(a)
# fabs(a) > 0.0
@@ -534,8 +534,8 @@ optimizations = [
# Conversions
(('i2b', ('b2i', a)), a),
(('i2b', 'a@bool'), a),
- (('f2i32', ('ftrunc', a)), ('f2i32', a)),
- (('f2u32', ('ftrunc', a)), ('f2u32', a)),
+ (('f2i', ('ftrunc', a)), ('f2i', a)),
+ (('f2u', ('ftrunc', a)), ('f2u', a)),
(('i2b', ('ineg', a)), ('i2b', a)),
(('i2b', ('iabs', a)), ('i2b', a)),
(('fabs', ('b2f', a)), ('b2f', a)),
@@ -545,10 +545,10 @@ optimizations = [
# Ironically, mark these as imprecise because removing the conversions may
# preserve more precision than doing the conversions (e.g.,
# uint(float(0x81818181u)) == 0x81818200).
- (('~f2i32', ('i2f32', 'a@32')), a),
- (('~f2i32', ('u2f32', 'a@32')), a),
- (('~f2u32', ('i2f32', 'a@32')), a),
- (('~f2u32', ('u2f32', 'a@32')), a),
+ (('~f2i32', ('i2f', 'a@32')), a),
+ (('~f2i32', ('u2f', 'a@32')), a),
+ (('~f2u32', ('i2f', 'a@32')), a),
+ (('~f2u32', ('u2f', 'a@32')), a),
# Packing and then unpacking does nothing
(('unpack_64_2x32_split_x', ('pack_64_2x32_split', a, b)), a),
@@ -718,29 +718,29 @@ optimizations = [
(('unpack_unorm_2x16', 'v'),
('fdiv', ('u2f32', ('vec2', ('extract_u16', 'v', 0),
- ('extract_u16', 'v', 1))),
+ ('extract_u16', 'v', 1))),
65535.0),
'options->lower_unpack_unorm_2x16'),
(('unpack_unorm_4x8', 'v'),
('fdiv', ('u2f32', ('vec4', ('extract_u8', 'v', 0),
- ('extract_u8', 'v', 1),
- ('extract_u8', 'v', 2),
- ('extract_u8', 'v', 3))),
+ ('extract_u8', 'v', 1),
+ ('extract_u8', 'v', 2),
+ ('extract_u8', 'v', 3))),
255.0),
'options->lower_unpack_unorm_4x8'),
(('unpack_snorm_2x16', 'v'),
- ('fmin', 1.0, ('fmax', -1.0, ('fdiv', ('i2f32', ('vec2', ('extract_i16', 'v', 0),
- ('extract_i16', 'v', 1))),
+ ('fmin', 1.0, ('fmax', -1.0, ('fdiv', ('i2f', ('vec2', ('extract_i16', 'v', 0),
+ ('extract_i16', 'v', 1))),
32767.0))),
'options->lower_unpack_snorm_2x16'),
(('unpack_snorm_4x8', 'v'),
- ('fmin', 1.0, ('fmax', -1.0, ('fdiv', ('i2f32', ('vec4', ('extract_i8', 'v', 0),
- ('extract_i8', 'v', 1),
- ('extract_i8', 'v', 2),
- ('extract_i8', 'v', 3))),
+ ('fmin', 1.0, ('fmax', -1.0, ('fdiv', ('i2f', ('vec4', ('extract_i8', 'v', 0),
+ ('extract_i8', 'v', 1),
+ ('extract_i8', 'v', 2),
+ ('extract_i8', 'v', 3))),
127.0))),
'options->lower_unpack_snorm_4x8'),
]