tint: const eval of firstLeadingBit

Bug: tint:1581
Change-Id: I33c87ced173938bcd16e00debdd5c6682b4a9426
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/107763
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
This commit is contained in:
Antonio Maiorano 2022-10-31 20:34:36 +00:00 committed by Dawn LUCI CQ
parent 76c21c070b
commit 1abe52dc1c
46 changed files with 362 additions and 1584 deletions

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@ -467,8 +467,8 @@ fn exp2<N: num, T: f32_f16>(vec<N, T>) -> vec<N, T>
fn extractBits<T: iu32>(T, u32, u32) -> T
fn extractBits<N: num, T: iu32>(vec<N, T>, u32, u32) -> vec<N, T>
fn faceForward<N: num, T: f32_f16>(vec<N, T>, vec<N, T>, vec<N, T>) -> vec<N, T>
fn firstLeadingBit<T: iu32>(T) -> T
fn firstLeadingBit<N: num, T: iu32>(vec<N, T>) -> vec<N, T>
@const fn firstLeadingBit<T: iu32>(T) -> T
@const fn firstLeadingBit<N: num, T: iu32>(vec<N, T>) -> vec<N, T>
fn firstTrailingBit<T: iu32>(T) -> T
fn firstTrailingBit<N: num, T: iu32>(vec<N, T>) -> vec<N, T>
fn floor<T: f32_f16>(T) -> T

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@ -192,6 +192,23 @@ std::string OverflowErrorMessage(NumberT lhs, const char* op, NumberT rhs) {
return ss.str();
}
/// @returns the number of consecutive leading bits in `@p e` set to `@p bit_value_to_count`.
template <typename T>
auto CountLeadingBits(T e, T bit_value_to_count) -> std::make_unsigned_t<T> {
using UT = std::make_unsigned_t<T>;
constexpr UT kNumBits = sizeof(UT) * 8;
constexpr UT kLeftMost = UT{1} << (kNumBits - 1);
const UT b = bit_value_to_count == 0 ? UT{0} : kLeftMost;
auto v = static_cast<UT>(e);
auto count = UT{0};
while ((count < kNumBits) && ((v & kLeftMost) == b)) {
++count;
v <<= 1;
}
return count;
}
/// ImplConstant inherits from sem::Constant to add an private implementation method for conversion.
struct ImplConstant : public sem::Constant {
/// Convert attempts to convert the constant value to the given type. On error, Convert()
@ -1639,17 +1656,7 @@ ConstEval::Result ConstEval::countLeadingZeros(const sem::Type* ty,
auto create = [&](auto e) {
using NumberT = decltype(e);
using T = UnwrapNumber<NumberT>;
using UT = std::make_unsigned_t<T>;
constexpr UT kNumBits = sizeof(UT) * 8;
constexpr UT kLeftMost = UT{1} << (kNumBits - 1);
auto v = static_cast<UT>(e);
auto count = UT{0};
while ((count < kNumBits) && ((v & kLeftMost) == 0)) {
++count;
v <<= 1;
}
auto count = CountLeadingBits(T{e}, T{0});
return CreateElement(builder, c0->Type(), NumberT(count));
};
return Dispatch_iu32(create, c0);
@ -1706,6 +1713,50 @@ ConstEval::Result ConstEval::countTrailingZeros(const sem::Type* ty,
return TransformElements(builder, ty, transform, args[0]);
}
ConstEval::Result ConstEval::firstLeadingBit(const sem::Type* ty,
utils::VectorRef<const sem::Constant*> args,
const Source&) {
auto transform = [&](const sem::Constant* c0) {
auto create = [&](auto e) {
using NumberT = decltype(e);
using T = UnwrapNumber<NumberT>;
using UT = std::make_unsigned_t<T>;
constexpr UT kNumBits = sizeof(UT) * 8;
NumberT result;
if constexpr (IsUnsignedIntegral<T>) {
if (e == T{0}) {
// T(-1) if e is zero.
result = NumberT(static_cast<T>(-1));
} else {
// Otherwise the position of the most significant 1 bit in e.
static_assert(std::is_same_v<T, UT>);
UT count = CountLeadingBits(UT{e}, UT{0});
UT pos = kNumBits - count - 1;
result = NumberT(pos);
}
} else {
if (e == T{0} || e == T{-1}) {
// -1 if e is 0 or -1.
result = NumberT(-1);
} else {
// Otherwise the position of the most significant bit in e that is different
// from e's sign bit.
UT eu = static_cast<UT>(e);
UT sign_bit = eu >> (kNumBits - 1);
UT count = CountLeadingBits(eu, sign_bit);
UT pos = kNumBits - count - 1;
result = NumberT(pos);
}
}
return CreateElement(builder, c0->Type(), result);
};
return Dispatch_iu32(create, c0);
};
return TransformElements(builder, ty, transform, args[0]);
}
ConstEval::Result ConstEval::saturate(const sem::Type* ty,
utils::VectorRef<const sem::Constant*> args,
const Source&) {

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@ -467,6 +467,15 @@ class ConstEval {
utils::VectorRef<const sem::Constant*> args,
const Source& source);
/// firstLeadingBit builtin
/// @param ty the expression type
/// @param args the input arguments
/// @param source the source location of the conversion
/// @return the result value, or null if the value cannot be calculated
Result firstLeadingBit(const sem::Type* ty,
utils::VectorRef<const sem::Constant*> args,
const Source& source);
/// saturate builtin
/// @param ty the expression type
/// @param args the input arguments

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@ -618,6 +618,68 @@ INSTANTIATE_TEST_SUITE_P( //
testing::ValuesIn(Concat(CountOneBitsCases<i32>(), //
CountOneBitsCases<u32>()))));
template <typename T>
std::vector<Case> FirstLeadingBitCases() {
using B = BitValues<T>;
auto r = std::vector<Case>{
// Both signed and unsigned return T(-1) for input 0
C({T(0)}, T(-1)),
C({B::Lsh(1, 30)}, T(30)), //
C({B::Lsh(1, 29)}, T(29)), //
C({B::Lsh(1, 28)}, T(28)),
//...
C({B::Lsh(1, 3)}, T(3)), //
C({B::Lsh(1, 2)}, T(2)), //
C({B::Lsh(1, 1)}, T(1)), //
C({B::Lsh(1, 0)}, T(0)),
C({T(0b0000'0000'0100'1000'1000'1000'0000'0000)}, T(22)),
C({T(0b0000'0000'0000'0100'1000'1000'0000'0000)}, T(18)),
// Vector tests
C({Vec(B::Lsh(1, 30), B::Lsh(1, 29), B::Lsh(1, 28))}, Vec(T(30), T(29), T(28))),
C({Vec(B::Lsh(1, 2), B::Lsh(1, 1), B::Lsh(1, 0))}, Vec(T(2), T(1), T(0))),
};
ConcatIntoIf<IsUnsignedIntegral<T>>( //
r, std::vector<Case>{
C({B::Lsh(1, 31)}, T(31)),
C({T(0b1111'1111'1111'1111'1111'1111'1111'1110)}, T(31)),
C({T(0b1111'1111'1111'1111'1111'1111'1111'1100)}, T(31)),
C({T(0b1111'1111'1111'1111'1111'1111'1111'1000)}, T(31)),
//...
C({T(0b1110'0000'0000'0000'0000'0000'0000'0000)}, T(31)),
C({T(0b1100'0000'0000'0000'0000'0000'0000'0000)}, T(31)),
C({T(0b1000'0000'0000'0000'0000'0000'0000'0000)}, T(31)),
});
ConcatIntoIf<IsSignedIntegral<T>>( //
r, std::vector<Case>{
// Signed returns -1 for input -1
C({T(-1)}, T(-1)),
C({B::Lsh(1, 31)}, T(30)),
C({T(0b1111'1111'1111'1111'1111'1111'1111'1110)}, T(0)),
C({T(0b1111'1111'1111'1111'1111'1111'1111'1100)}, T(1)),
C({T(0b1111'1111'1111'1111'1111'1111'1111'1000)}, T(2)),
//...
C({T(0b1110'0000'0000'0000'0000'0000'0000'0000)}, T(28)),
C({T(0b1100'0000'0000'0000'0000'0000'0000'0000)}, T(29)),
C({T(0b1000'0000'0000'0000'0000'0000'0000'0000)}, T(30)),
});
return r;
}
INSTANTIATE_TEST_SUITE_P( //
FirstLeadingBit,
ResolverConstEvalBuiltinTest,
testing::Combine(testing::Values(sem::BuiltinType::kFirstLeadingBit),
testing::ValuesIn(Concat(FirstLeadingBitCases<i32>(), //
FirstLeadingBitCases<u32>()))));
template <typename T>
std::vector<Case> SaturateCases() {
return {

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@ -12196,7 +12196,7 @@ constexpr OverloadInfo kOverloads[] = {
/* parameters */ &kParameters[910],
/* return matcher indices */ &kMatcherIndices[1],
/* flags */ OverloadFlags(OverloadFlag::kIsBuiltin, OverloadFlag::kSupportsVertexPipeline, OverloadFlag::kSupportsFragmentPipeline, OverloadFlag::kSupportsComputePipeline),
/* const eval */ nullptr,
/* const eval */ &ConstEval::firstLeadingBit,
},
{
/* [323] */
@ -12208,7 +12208,7 @@ constexpr OverloadInfo kOverloads[] = {
/* parameters */ &kParameters[909],
/* return matcher indices */ &kMatcherIndices[30],
/* flags */ OverloadFlags(OverloadFlag::kIsBuiltin, OverloadFlag::kSupportsVertexPipeline, OverloadFlag::kSupportsFragmentPipeline, OverloadFlag::kSupportsComputePipeline),
/* const eval */ nullptr,
/* const eval */ &ConstEval::firstLeadingBit,
},
{
/* [324] */

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@ -1,20 +1,5 @@
uint4 tint_first_leading_bit(uint4 v) {
uint4 x = v;
const uint4 b16 = (bool4((x & (4294901760u).xxxx)) ? (16u).xxxx : (0u).xxxx);
x = (x >> b16);
const uint4 b8 = (bool4((x & (65280u).xxxx)) ? (8u).xxxx : (0u).xxxx);
x = (x >> b8);
const uint4 b4 = (bool4((x & (240u).xxxx)) ? (4u).xxxx : (0u).xxxx);
x = (x >> b4);
const uint4 b2 = (bool4((x & (12u).xxxx)) ? (2u).xxxx : (0u).xxxx);
x = (x >> b2);
const uint4 b1 = (bool4((x & (2u).xxxx)) ? (1u).xxxx : (0u).xxxx);
const uint4 is_zero = ((x == (0u).xxxx) ? (4294967295u).xxxx : (0u).xxxx);
return uint4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_000ff3() {
uint4 res = tint_first_leading_bit((1u).xxxx);
uint4 res = (0u).xxxx;
}
struct tint_symbol {

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@ -1,20 +1,5 @@
uint4 tint_first_leading_bit(uint4 v) {
uint4 x = v;
const uint4 b16 = (bool4((x & (4294901760u).xxxx)) ? (16u).xxxx : (0u).xxxx);
x = (x >> b16);
const uint4 b8 = (bool4((x & (65280u).xxxx)) ? (8u).xxxx : (0u).xxxx);
x = (x >> b8);
const uint4 b4 = (bool4((x & (240u).xxxx)) ? (4u).xxxx : (0u).xxxx);
x = (x >> b4);
const uint4 b2 = (bool4((x & (12u).xxxx)) ? (2u).xxxx : (0u).xxxx);
x = (x >> b2);
const uint4 b1 = (bool4((x & (2u).xxxx)) ? (1u).xxxx : (0u).xxxx);
const uint4 is_zero = ((x == (0u).xxxx) ? (4294967295u).xxxx : (0u).xxxx);
return uint4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_000ff3() {
uint4 res = tint_first_leading_bit((1u).xxxx);
uint4 res = (0u).xxxx;
}
struct tint_symbol {

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@ -1,22 +1,7 @@
#version 310 es
uvec4 tint_first_leading_bit(uvec4 v) {
uvec4 x = v;
uvec4 b16 = mix(uvec4(0u), uvec4(16u), bvec4((x & uvec4(4294901760u))));
x = (x >> b16);
uvec4 b8 = mix(uvec4(0u), uvec4(8u), bvec4((x & uvec4(65280u))));
x = (x >> b8);
uvec4 b4 = mix(uvec4(0u), uvec4(4u), bvec4((x & uvec4(240u))));
x = (x >> b4);
uvec4 b2 = mix(uvec4(0u), uvec4(2u), bvec4((x & uvec4(12u))));
x = (x >> b2);
uvec4 b1 = mix(uvec4(0u), uvec4(1u), bvec4((x & uvec4(2u))));
uvec4 is_zero = mix(uvec4(0u), uvec4(4294967295u), equal(x, uvec4(0u)));
return uvec4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_000ff3() {
uvec4 res = tint_first_leading_bit(uvec4(1u));
uvec4 res = uvec4(0u);
}
vec4 vertex_main() {
@ -35,23 +20,8 @@ void main() {
#version 310 es
precision mediump float;
uvec4 tint_first_leading_bit(uvec4 v) {
uvec4 x = v;
uvec4 b16 = mix(uvec4(0u), uvec4(16u), bvec4((x & uvec4(4294901760u))));
x = (x >> b16);
uvec4 b8 = mix(uvec4(0u), uvec4(8u), bvec4((x & uvec4(65280u))));
x = (x >> b8);
uvec4 b4 = mix(uvec4(0u), uvec4(4u), bvec4((x & uvec4(240u))));
x = (x >> b4);
uvec4 b2 = mix(uvec4(0u), uvec4(2u), bvec4((x & uvec4(12u))));
x = (x >> b2);
uvec4 b1 = mix(uvec4(0u), uvec4(1u), bvec4((x & uvec4(2u))));
uvec4 is_zero = mix(uvec4(0u), uvec4(4294967295u), equal(x, uvec4(0u)));
return uvec4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_000ff3() {
uvec4 res = tint_first_leading_bit(uvec4(1u));
uvec4 res = uvec4(0u);
}
void fragment_main() {
@ -64,23 +34,8 @@ void main() {
}
#version 310 es
uvec4 tint_first_leading_bit(uvec4 v) {
uvec4 x = v;
uvec4 b16 = mix(uvec4(0u), uvec4(16u), bvec4((x & uvec4(4294901760u))));
x = (x >> b16);
uvec4 b8 = mix(uvec4(0u), uvec4(8u), bvec4((x & uvec4(65280u))));
x = (x >> b8);
uvec4 b4 = mix(uvec4(0u), uvec4(4u), bvec4((x & uvec4(240u))));
x = (x >> b4);
uvec4 b2 = mix(uvec4(0u), uvec4(2u), bvec4((x & uvec4(12u))));
x = (x >> b2);
uvec4 b1 = mix(uvec4(0u), uvec4(1u), bvec4((x & uvec4(2u))));
uvec4 is_zero = mix(uvec4(0u), uvec4(4294967295u), equal(x, uvec4(0u)));
return uvec4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_000ff3() {
uvec4 res = tint_first_leading_bit(uvec4(1u));
uvec4 res = uvec4(0u);
}
void compute_main() {

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@ -1,23 +1,8 @@
#include <metal_stdlib>
using namespace metal;
uint4 tint_first_leading_bit(uint4 v) {
uint4 x = v;
uint4 const b16 = select(uint4(0u), uint4(16u), bool4((x & uint4(4294901760u))));
x = (x >> b16);
uint4 const b8 = select(uint4(0u), uint4(8u), bool4((x & uint4(65280u))));
x = (x >> b8);
uint4 const b4 = select(uint4(0u), uint4(4u), bool4((x & uint4(240u))));
x = (x >> b4);
uint4 const b2 = select(uint4(0u), uint4(2u), bool4((x & uint4(12u))));
x = (x >> b2);
uint4 const b1 = select(uint4(0u), uint4(1u), bool4((x & uint4(2u))));
uint4 const is_zero = select(uint4(0u), uint4(4294967295u), (x == uint4(0u)));
return uint4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_000ff3() {
uint4 res = tint_first_leading_bit(uint4(1u));
uint4 res = uint4(0u);
}
struct tint_symbol {

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@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 97
; Bound: 32
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -12,9 +12,6 @@
OpExecutionMode %compute_main LocalSize 1 1 1
OpName %value "value"
OpName %vertex_point_size "vertex_point_size"
OpName %tint_first_leading_bit "tint_first_leading_bit"
OpName %v "v"
OpName %x "x"
OpName %firstLeadingBit_000ff3 "firstLeadingBit_000ff3"
OpName %res "res"
OpName %vertex_main_inner "vertex_main_inner"
@ -31,110 +28,39 @@
%_ptr_Output_float = OpTypePointer Output %float
%8 = OpConstantNull %float
%vertex_point_size = OpVariable %_ptr_Output_float Output %8
%void = OpTypeVoid
%9 = OpTypeFunction %void
%uint = OpTypeInt 32 0
%v4uint = OpTypeVector %uint 4
%9 = OpTypeFunction %v4uint %v4uint
%15 = OpConstantNull %v4uint
%_ptr_Function_v4uint = OpTypePointer Function %v4uint
%17 = OpConstantNull %v4uint
%bool = OpTypeBool
%v4bool = OpTypeVector %bool 4
%uint_4294901760 = OpConstant %uint 4294901760
%24 = OpConstantComposite %v4uint %uint_4294901760 %uint_4294901760 %uint_4294901760 %uint_4294901760
%uint_16 = OpConstant %uint 16
%27 = OpConstantComposite %v4uint %uint_16 %uint_16 %uint_16 %uint_16
%uint_65280 = OpConstant %uint 65280
%34 = OpConstantComposite %v4uint %uint_65280 %uint_65280 %uint_65280 %uint_65280
%uint_8 = OpConstant %uint 8
%37 = OpConstantComposite %v4uint %uint_8 %uint_8 %uint_8 %uint_8
%uint_240 = OpConstant %uint 240
%44 = OpConstantComposite %v4uint %uint_240 %uint_240 %uint_240 %uint_240
%uint_4 = OpConstant %uint 4
%47 = OpConstantComposite %v4uint %uint_4 %uint_4 %uint_4 %uint_4
%uint_12 = OpConstant %uint 12
%54 = OpConstantComposite %v4uint %uint_12 %uint_12 %uint_12 %uint_12
%uint_2 = OpConstant %uint 2
%57 = OpConstantComposite %v4uint %uint_2 %uint_2 %uint_2 %uint_2
%uint_1 = OpConstant %uint 1
%65 = OpConstantComposite %v4uint %uint_1 %uint_1 %uint_1 %uint_1
%uint_4294967295 = OpConstant %uint 4294967295
%70 = OpConstantComposite %v4uint %uint_4294967295 %uint_4294967295 %uint_4294967295 %uint_4294967295
%void = OpTypeVoid
%77 = OpTypeFunction %void
%83 = OpTypeFunction %v4float
%18 = OpTypeFunction %v4float
%float_1 = OpConstant %float 1
%tint_first_leading_bit = OpFunction %v4uint None %9
%v = OpFunctionParameter %v4uint
%14 = OpLabel
%x = OpVariable %_ptr_Function_v4uint Function %17
OpStore %x %v
%22 = OpLoad %v4uint %x
%25 = OpBitwiseAnd %v4uint %22 %24
%19 = OpINotEqual %v4bool %25 %17
%18 = OpSelect %v4uint %19 %27 %17
%28 = OpLoad %v4uint %x
%29 = OpShiftRightLogical %v4uint %28 %18
OpStore %x %29
%32 = OpLoad %v4uint %x
%35 = OpBitwiseAnd %v4uint %32 %34
%31 = OpINotEqual %v4bool %35 %17
%30 = OpSelect %v4uint %31 %37 %17
%38 = OpLoad %v4uint %x
%39 = OpShiftRightLogical %v4uint %38 %30
OpStore %x %39
%42 = OpLoad %v4uint %x
%45 = OpBitwiseAnd %v4uint %42 %44
%41 = OpINotEqual %v4bool %45 %17
%40 = OpSelect %v4uint %41 %47 %17
%48 = OpLoad %v4uint %x
%49 = OpShiftRightLogical %v4uint %48 %40
OpStore %x %49
%52 = OpLoad %v4uint %x
%55 = OpBitwiseAnd %v4uint %52 %54
%51 = OpINotEqual %v4bool %55 %17
%50 = OpSelect %v4uint %51 %57 %17
%58 = OpLoad %v4uint %x
%59 = OpShiftRightLogical %v4uint %58 %50
OpStore %x %59
%62 = OpLoad %v4uint %x
%63 = OpBitwiseAnd %v4uint %62 %57
%61 = OpINotEqual %v4bool %63 %17
%60 = OpSelect %v4uint %61 %65 %17
%67 = OpLoad %v4uint %x
%68 = OpIEqual %v4bool %67 %17
%66 = OpSelect %v4uint %68 %70 %17
%72 = OpBitwiseOr %v4uint %18 %30
%73 = OpBitwiseOr %v4uint %72 %40
%74 = OpBitwiseOr %v4uint %73 %50
%75 = OpBitwiseOr %v4uint %74 %60
%76 = OpBitwiseOr %v4uint %75 %66
OpReturnValue %76
OpFunctionEnd
%firstLeadingBit_000ff3 = OpFunction %void None %77
%80 = OpLabel
%res = OpVariable %_ptr_Function_v4uint Function %17
%81 = OpFunctionCall %v4uint %tint_first_leading_bit %65
OpStore %res %81
%firstLeadingBit_000ff3 = OpFunction %void None %9
%12 = OpLabel
%res = OpVariable %_ptr_Function_v4uint Function %15
OpStore %res %15
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %83
%85 = OpLabel
%86 = OpFunctionCall %void %firstLeadingBit_000ff3
%vertex_main_inner = OpFunction %v4float None %18
%20 = OpLabel
%21 = OpFunctionCall %void %firstLeadingBit_000ff3
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %77
%88 = OpLabel
%89 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %89
%vertex_main = OpFunction %void None %9
%23 = OpLabel
%24 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %24
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %77
%92 = OpLabel
%93 = OpFunctionCall %void %firstLeadingBit_000ff3
%fragment_main = OpFunction %void None %9
%27 = OpLabel
%28 = OpFunctionCall %void %firstLeadingBit_000ff3
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %77
%95 = OpLabel
%96 = OpFunctionCall %void %firstLeadingBit_000ff3
%compute_main = OpFunction %void None %9
%30 = OpLabel
%31 = OpFunctionCall %void %firstLeadingBit_000ff3
OpReturn
OpFunctionEnd

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@ -1,20 +1,5 @@
int3 tint_first_leading_bit(int3 v) {
uint3 x = ((v < (0).xxx) ? uint3(~(v)) : uint3(v));
const uint3 b16 = (bool3((x & (4294901760u).xxx)) ? (16u).xxx : (0u).xxx);
x = (x >> b16);
const uint3 b8 = (bool3((x & (65280u).xxx)) ? (8u).xxx : (0u).xxx);
x = (x >> b8);
const uint3 b4 = (bool3((x & (240u).xxx)) ? (4u).xxx : (0u).xxx);
x = (x >> b4);
const uint3 b2 = (bool3((x & (12u).xxx)) ? (2u).xxx : (0u).xxx);
x = (x >> b2);
const uint3 b1 = (bool3((x & (2u).xxx)) ? (1u).xxx : (0u).xxx);
const uint3 is_zero = ((x == (0u).xxx) ? (4294967295u).xxx : (0u).xxx);
return int3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_35053e() {
int3 res = tint_first_leading_bit((1).xxx);
int3 res = (0).xxx;
}
struct tint_symbol {

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@ -1,20 +1,5 @@
int3 tint_first_leading_bit(int3 v) {
uint3 x = ((v < (0).xxx) ? uint3(~(v)) : uint3(v));
const uint3 b16 = (bool3((x & (4294901760u).xxx)) ? (16u).xxx : (0u).xxx);
x = (x >> b16);
const uint3 b8 = (bool3((x & (65280u).xxx)) ? (8u).xxx : (0u).xxx);
x = (x >> b8);
const uint3 b4 = (bool3((x & (240u).xxx)) ? (4u).xxx : (0u).xxx);
x = (x >> b4);
const uint3 b2 = (bool3((x & (12u).xxx)) ? (2u).xxx : (0u).xxx);
x = (x >> b2);
const uint3 b1 = (bool3((x & (2u).xxx)) ? (1u).xxx : (0u).xxx);
const uint3 is_zero = ((x == (0u).xxx) ? (4294967295u).xxx : (0u).xxx);
return int3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_35053e() {
int3 res = tint_first_leading_bit((1).xxx);
int3 res = (0).xxx;
}
struct tint_symbol {

View File

@ -1,22 +1,7 @@
#version 310 es
ivec3 tint_first_leading_bit(ivec3 v) {
uvec3 x = mix(uvec3(v), uvec3(~(v)), lessThan(v, ivec3(0)));
uvec3 b16 = mix(uvec3(0u), uvec3(16u), bvec3((x & uvec3(4294901760u))));
x = (x >> b16);
uvec3 b8 = mix(uvec3(0u), uvec3(8u), bvec3((x & uvec3(65280u))));
x = (x >> b8);
uvec3 b4 = mix(uvec3(0u), uvec3(4u), bvec3((x & uvec3(240u))));
x = (x >> b4);
uvec3 b2 = mix(uvec3(0u), uvec3(2u), bvec3((x & uvec3(12u))));
x = (x >> b2);
uvec3 b1 = mix(uvec3(0u), uvec3(1u), bvec3((x & uvec3(2u))));
uvec3 is_zero = mix(uvec3(0u), uvec3(4294967295u), equal(x, uvec3(0u)));
return ivec3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_35053e() {
ivec3 res = tint_first_leading_bit(ivec3(1));
ivec3 res = ivec3(0);
}
vec4 vertex_main() {
@ -35,23 +20,8 @@ void main() {
#version 310 es
precision mediump float;
ivec3 tint_first_leading_bit(ivec3 v) {
uvec3 x = mix(uvec3(v), uvec3(~(v)), lessThan(v, ivec3(0)));
uvec3 b16 = mix(uvec3(0u), uvec3(16u), bvec3((x & uvec3(4294901760u))));
x = (x >> b16);
uvec3 b8 = mix(uvec3(0u), uvec3(8u), bvec3((x & uvec3(65280u))));
x = (x >> b8);
uvec3 b4 = mix(uvec3(0u), uvec3(4u), bvec3((x & uvec3(240u))));
x = (x >> b4);
uvec3 b2 = mix(uvec3(0u), uvec3(2u), bvec3((x & uvec3(12u))));
x = (x >> b2);
uvec3 b1 = mix(uvec3(0u), uvec3(1u), bvec3((x & uvec3(2u))));
uvec3 is_zero = mix(uvec3(0u), uvec3(4294967295u), equal(x, uvec3(0u)));
return ivec3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_35053e() {
ivec3 res = tint_first_leading_bit(ivec3(1));
ivec3 res = ivec3(0);
}
void fragment_main() {
@ -64,23 +34,8 @@ void main() {
}
#version 310 es
ivec3 tint_first_leading_bit(ivec3 v) {
uvec3 x = mix(uvec3(v), uvec3(~(v)), lessThan(v, ivec3(0)));
uvec3 b16 = mix(uvec3(0u), uvec3(16u), bvec3((x & uvec3(4294901760u))));
x = (x >> b16);
uvec3 b8 = mix(uvec3(0u), uvec3(8u), bvec3((x & uvec3(65280u))));
x = (x >> b8);
uvec3 b4 = mix(uvec3(0u), uvec3(4u), bvec3((x & uvec3(240u))));
x = (x >> b4);
uvec3 b2 = mix(uvec3(0u), uvec3(2u), bvec3((x & uvec3(12u))));
x = (x >> b2);
uvec3 b1 = mix(uvec3(0u), uvec3(1u), bvec3((x & uvec3(2u))));
uvec3 is_zero = mix(uvec3(0u), uvec3(4294967295u), equal(x, uvec3(0u)));
return ivec3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_35053e() {
ivec3 res = tint_first_leading_bit(ivec3(1));
ivec3 res = ivec3(0);
}
void compute_main() {

View File

@ -1,23 +1,8 @@
#include <metal_stdlib>
using namespace metal;
int3 tint_first_leading_bit(int3 v) {
uint3 x = select(uint3(v), uint3(~(v)), (v < int3(0)));
uint3 const b16 = select(uint3(0u), uint3(16u), bool3((x & uint3(4294901760u))));
x = (x >> b16);
uint3 const b8 = select(uint3(0u), uint3(8u), bool3((x & uint3(65280u))));
x = (x >> b8);
uint3 const b4 = select(uint3(0u), uint3(4u), bool3((x & uint3(240u))));
x = (x >> b4);
uint3 const b2 = select(uint3(0u), uint3(2u), bool3((x & uint3(12u))));
x = (x >> b2);
uint3 const b1 = select(uint3(0u), uint3(1u), bool3((x & uint3(2u))));
uint3 const is_zero = select(uint3(0u), uint3(4294967295u), (x == uint3(0u)));
return int3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_35053e() {
int3 res = tint_first_leading_bit(int3(1));
int3 res = int3(0);
}
struct tint_symbol {

View File

@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 108
; Bound: 32
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -12,9 +12,6 @@
OpExecutionMode %compute_main LocalSize 1 1 1
OpName %value "value"
OpName %vertex_point_size "vertex_point_size"
OpName %tint_first_leading_bit "tint_first_leading_bit"
OpName %v "v"
OpName %x "x"
OpName %firstLeadingBit_35053e "firstLeadingBit_35053e"
OpName %res "res"
OpName %vertex_main_inner "vertex_main_inner"
@ -31,122 +28,39 @@
%_ptr_Output_float = OpTypePointer Output %float
%8 = OpConstantNull %float
%vertex_point_size = OpVariable %_ptr_Output_float Output %8
%void = OpTypeVoid
%9 = OpTypeFunction %void
%int = OpTypeInt 32 1
%v3int = OpTypeVector %int 3
%9 = OpTypeFunction %v3int %v3int
%uint = OpTypeInt 32 0
%v3uint = OpTypeVector %uint 3
%18 = OpConstantNull %v3int
%bool = OpTypeBool
%v3bool = OpTypeVector %bool 3
%_ptr_Function_v3uint = OpTypePointer Function %v3uint
%27 = OpConstantNull %v3uint
%uint_4294901760 = OpConstant %uint 4294901760
%32 = OpConstantComposite %v3uint %uint_4294901760 %uint_4294901760 %uint_4294901760
%uint_16 = OpConstant %uint 16
%35 = OpConstantComposite %v3uint %uint_16 %uint_16 %uint_16
%uint_65280 = OpConstant %uint 65280
%42 = OpConstantComposite %v3uint %uint_65280 %uint_65280 %uint_65280
%uint_8 = OpConstant %uint 8
%45 = OpConstantComposite %v3uint %uint_8 %uint_8 %uint_8
%uint_240 = OpConstant %uint 240
%52 = OpConstantComposite %v3uint %uint_240 %uint_240 %uint_240
%uint_4 = OpConstant %uint 4
%55 = OpConstantComposite %v3uint %uint_4 %uint_4 %uint_4
%uint_12 = OpConstant %uint 12
%62 = OpConstantComposite %v3uint %uint_12 %uint_12 %uint_12
%uint_2 = OpConstant %uint 2
%65 = OpConstantComposite %v3uint %uint_2 %uint_2 %uint_2
%uint_1 = OpConstant %uint 1
%73 = OpConstantComposite %v3uint %uint_1 %uint_1 %uint_1
%uint_4294967295 = OpConstant %uint 4294967295
%78 = OpConstantComposite %v3uint %uint_4294967295 %uint_4294967295 %uint_4294967295
%void = OpTypeVoid
%85 = OpTypeFunction %void
%int_1 = OpConstant %int 1
%91 = OpConstantComposite %v3int %int_1 %int_1 %int_1
%15 = OpConstantNull %v3int
%_ptr_Function_v3int = OpTypePointer Function %v3int
%94 = OpTypeFunction %v4float
%18 = OpTypeFunction %v4float
%float_1 = OpConstant %float 1
%tint_first_leading_bit = OpFunction %v3int None %9
%v = OpFunctionParameter %v3int
%14 = OpLabel
%x = OpVariable %_ptr_Function_v3uint Function %27
%19 = OpSLessThan %v3bool %v %18
%23 = OpNot %v3int %v
%22 = OpBitcast %v3uint %23
%24 = OpBitcast %v3uint %v
%15 = OpSelect %v3uint %19 %22 %24
OpStore %x %15
%30 = OpLoad %v3uint %x
%33 = OpBitwiseAnd %v3uint %30 %32
%29 = OpINotEqual %v3bool %33 %27
%28 = OpSelect %v3uint %29 %35 %27
%36 = OpLoad %v3uint %x
%37 = OpShiftRightLogical %v3uint %36 %28
OpStore %x %37
%40 = OpLoad %v3uint %x
%43 = OpBitwiseAnd %v3uint %40 %42
%39 = OpINotEqual %v3bool %43 %27
%38 = OpSelect %v3uint %39 %45 %27
%46 = OpLoad %v3uint %x
%47 = OpShiftRightLogical %v3uint %46 %38
OpStore %x %47
%50 = OpLoad %v3uint %x
%53 = OpBitwiseAnd %v3uint %50 %52
%49 = OpINotEqual %v3bool %53 %27
%48 = OpSelect %v3uint %49 %55 %27
%56 = OpLoad %v3uint %x
%57 = OpShiftRightLogical %v3uint %56 %48
OpStore %x %57
%60 = OpLoad %v3uint %x
%63 = OpBitwiseAnd %v3uint %60 %62
%59 = OpINotEqual %v3bool %63 %27
%58 = OpSelect %v3uint %59 %65 %27
%66 = OpLoad %v3uint %x
%67 = OpShiftRightLogical %v3uint %66 %58
OpStore %x %67
%70 = OpLoad %v3uint %x
%71 = OpBitwiseAnd %v3uint %70 %65
%69 = OpINotEqual %v3bool %71 %27
%68 = OpSelect %v3uint %69 %73 %27
%75 = OpLoad %v3uint %x
%76 = OpIEqual %v3bool %75 %27
%74 = OpSelect %v3uint %76 %78 %27
%80 = OpBitwiseOr %v3uint %28 %38
%81 = OpBitwiseOr %v3uint %80 %48
%82 = OpBitwiseOr %v3uint %81 %58
%83 = OpBitwiseOr %v3uint %82 %68
%84 = OpBitwiseOr %v3uint %83 %74
%79 = OpBitcast %v3int %84
OpReturnValue %79
OpFunctionEnd
%firstLeadingBit_35053e = OpFunction %void None %85
%88 = OpLabel
%res = OpVariable %_ptr_Function_v3int Function %18
%89 = OpFunctionCall %v3int %tint_first_leading_bit %91
OpStore %res %89
%firstLeadingBit_35053e = OpFunction %void None %9
%12 = OpLabel
%res = OpVariable %_ptr_Function_v3int Function %15
OpStore %res %15
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %94
%96 = OpLabel
%97 = OpFunctionCall %void %firstLeadingBit_35053e
%vertex_main_inner = OpFunction %v4float None %18
%20 = OpLabel
%21 = OpFunctionCall %void %firstLeadingBit_35053e
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %85
%99 = OpLabel
%100 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %100
%vertex_main = OpFunction %void None %9
%23 = OpLabel
%24 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %24
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %85
%103 = OpLabel
%104 = OpFunctionCall %void %firstLeadingBit_35053e
%fragment_main = OpFunction %void None %9
%27 = OpLabel
%28 = OpFunctionCall %void %firstLeadingBit_35053e
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %85
%106 = OpLabel
%107 = OpFunctionCall %void %firstLeadingBit_35053e
%compute_main = OpFunction %void None %9
%30 = OpLabel
%31 = OpFunctionCall %void %firstLeadingBit_35053e
OpReturn
OpFunctionEnd

View File

@ -1,20 +1,5 @@
uint3 tint_first_leading_bit(uint3 v) {
uint3 x = v;
const uint3 b16 = (bool3((x & (4294901760u).xxx)) ? (16u).xxx : (0u).xxx);
x = (x >> b16);
const uint3 b8 = (bool3((x & (65280u).xxx)) ? (8u).xxx : (0u).xxx);
x = (x >> b8);
const uint3 b4 = (bool3((x & (240u).xxx)) ? (4u).xxx : (0u).xxx);
x = (x >> b4);
const uint3 b2 = (bool3((x & (12u).xxx)) ? (2u).xxx : (0u).xxx);
x = (x >> b2);
const uint3 b1 = (bool3((x & (2u).xxx)) ? (1u).xxx : (0u).xxx);
const uint3 is_zero = ((x == (0u).xxx) ? (4294967295u).xxx : (0u).xxx);
return uint3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_3fd7d0() {
uint3 res = tint_first_leading_bit((1u).xxx);
uint3 res = (0u).xxx;
}
struct tint_symbol {

View File

@ -1,20 +1,5 @@
uint3 tint_first_leading_bit(uint3 v) {
uint3 x = v;
const uint3 b16 = (bool3((x & (4294901760u).xxx)) ? (16u).xxx : (0u).xxx);
x = (x >> b16);
const uint3 b8 = (bool3((x & (65280u).xxx)) ? (8u).xxx : (0u).xxx);
x = (x >> b8);
const uint3 b4 = (bool3((x & (240u).xxx)) ? (4u).xxx : (0u).xxx);
x = (x >> b4);
const uint3 b2 = (bool3((x & (12u).xxx)) ? (2u).xxx : (0u).xxx);
x = (x >> b2);
const uint3 b1 = (bool3((x & (2u).xxx)) ? (1u).xxx : (0u).xxx);
const uint3 is_zero = ((x == (0u).xxx) ? (4294967295u).xxx : (0u).xxx);
return uint3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_3fd7d0() {
uint3 res = tint_first_leading_bit((1u).xxx);
uint3 res = (0u).xxx;
}
struct tint_symbol {

View File

@ -1,22 +1,7 @@
#version 310 es
uvec3 tint_first_leading_bit(uvec3 v) {
uvec3 x = v;
uvec3 b16 = mix(uvec3(0u), uvec3(16u), bvec3((x & uvec3(4294901760u))));
x = (x >> b16);
uvec3 b8 = mix(uvec3(0u), uvec3(8u), bvec3((x & uvec3(65280u))));
x = (x >> b8);
uvec3 b4 = mix(uvec3(0u), uvec3(4u), bvec3((x & uvec3(240u))));
x = (x >> b4);
uvec3 b2 = mix(uvec3(0u), uvec3(2u), bvec3((x & uvec3(12u))));
x = (x >> b2);
uvec3 b1 = mix(uvec3(0u), uvec3(1u), bvec3((x & uvec3(2u))));
uvec3 is_zero = mix(uvec3(0u), uvec3(4294967295u), equal(x, uvec3(0u)));
return uvec3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_3fd7d0() {
uvec3 res = tint_first_leading_bit(uvec3(1u));
uvec3 res = uvec3(0u);
}
vec4 vertex_main() {
@ -35,23 +20,8 @@ void main() {
#version 310 es
precision mediump float;
uvec3 tint_first_leading_bit(uvec3 v) {
uvec3 x = v;
uvec3 b16 = mix(uvec3(0u), uvec3(16u), bvec3((x & uvec3(4294901760u))));
x = (x >> b16);
uvec3 b8 = mix(uvec3(0u), uvec3(8u), bvec3((x & uvec3(65280u))));
x = (x >> b8);
uvec3 b4 = mix(uvec3(0u), uvec3(4u), bvec3((x & uvec3(240u))));
x = (x >> b4);
uvec3 b2 = mix(uvec3(0u), uvec3(2u), bvec3((x & uvec3(12u))));
x = (x >> b2);
uvec3 b1 = mix(uvec3(0u), uvec3(1u), bvec3((x & uvec3(2u))));
uvec3 is_zero = mix(uvec3(0u), uvec3(4294967295u), equal(x, uvec3(0u)));
return uvec3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_3fd7d0() {
uvec3 res = tint_first_leading_bit(uvec3(1u));
uvec3 res = uvec3(0u);
}
void fragment_main() {
@ -64,23 +34,8 @@ void main() {
}
#version 310 es
uvec3 tint_first_leading_bit(uvec3 v) {
uvec3 x = v;
uvec3 b16 = mix(uvec3(0u), uvec3(16u), bvec3((x & uvec3(4294901760u))));
x = (x >> b16);
uvec3 b8 = mix(uvec3(0u), uvec3(8u), bvec3((x & uvec3(65280u))));
x = (x >> b8);
uvec3 b4 = mix(uvec3(0u), uvec3(4u), bvec3((x & uvec3(240u))));
x = (x >> b4);
uvec3 b2 = mix(uvec3(0u), uvec3(2u), bvec3((x & uvec3(12u))));
x = (x >> b2);
uvec3 b1 = mix(uvec3(0u), uvec3(1u), bvec3((x & uvec3(2u))));
uvec3 is_zero = mix(uvec3(0u), uvec3(4294967295u), equal(x, uvec3(0u)));
return uvec3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_3fd7d0() {
uvec3 res = tint_first_leading_bit(uvec3(1u));
uvec3 res = uvec3(0u);
}
void compute_main() {

View File

@ -1,23 +1,8 @@
#include <metal_stdlib>
using namespace metal;
uint3 tint_first_leading_bit(uint3 v) {
uint3 x = v;
uint3 const b16 = select(uint3(0u), uint3(16u), bool3((x & uint3(4294901760u))));
x = (x >> b16);
uint3 const b8 = select(uint3(0u), uint3(8u), bool3((x & uint3(65280u))));
x = (x >> b8);
uint3 const b4 = select(uint3(0u), uint3(4u), bool3((x & uint3(240u))));
x = (x >> b4);
uint3 const b2 = select(uint3(0u), uint3(2u), bool3((x & uint3(12u))));
x = (x >> b2);
uint3 const b1 = select(uint3(0u), uint3(1u), bool3((x & uint3(2u))));
uint3 const is_zero = select(uint3(0u), uint3(4294967295u), (x == uint3(0u)));
return uint3((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_3fd7d0() {
uint3 res = tint_first_leading_bit(uint3(1u));
uint3 res = uint3(0u);
}
struct tint_symbol {

View File

@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 97
; Bound: 32
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -12,9 +12,6 @@
OpExecutionMode %compute_main LocalSize 1 1 1
OpName %value "value"
OpName %vertex_point_size "vertex_point_size"
OpName %tint_first_leading_bit "tint_first_leading_bit"
OpName %v "v"
OpName %x "x"
OpName %firstLeadingBit_3fd7d0 "firstLeadingBit_3fd7d0"
OpName %res "res"
OpName %vertex_main_inner "vertex_main_inner"
@ -31,110 +28,39 @@
%_ptr_Output_float = OpTypePointer Output %float
%8 = OpConstantNull %float
%vertex_point_size = OpVariable %_ptr_Output_float Output %8
%void = OpTypeVoid
%9 = OpTypeFunction %void
%uint = OpTypeInt 32 0
%v3uint = OpTypeVector %uint 3
%9 = OpTypeFunction %v3uint %v3uint
%15 = OpConstantNull %v3uint
%_ptr_Function_v3uint = OpTypePointer Function %v3uint
%17 = OpConstantNull %v3uint
%bool = OpTypeBool
%v3bool = OpTypeVector %bool 3
%uint_4294901760 = OpConstant %uint 4294901760
%24 = OpConstantComposite %v3uint %uint_4294901760 %uint_4294901760 %uint_4294901760
%uint_16 = OpConstant %uint 16
%27 = OpConstantComposite %v3uint %uint_16 %uint_16 %uint_16
%uint_65280 = OpConstant %uint 65280
%34 = OpConstantComposite %v3uint %uint_65280 %uint_65280 %uint_65280
%uint_8 = OpConstant %uint 8
%37 = OpConstantComposite %v3uint %uint_8 %uint_8 %uint_8
%uint_240 = OpConstant %uint 240
%44 = OpConstantComposite %v3uint %uint_240 %uint_240 %uint_240
%uint_4 = OpConstant %uint 4
%47 = OpConstantComposite %v3uint %uint_4 %uint_4 %uint_4
%uint_12 = OpConstant %uint 12
%54 = OpConstantComposite %v3uint %uint_12 %uint_12 %uint_12
%uint_2 = OpConstant %uint 2
%57 = OpConstantComposite %v3uint %uint_2 %uint_2 %uint_2
%uint_1 = OpConstant %uint 1
%65 = OpConstantComposite %v3uint %uint_1 %uint_1 %uint_1
%uint_4294967295 = OpConstant %uint 4294967295
%70 = OpConstantComposite %v3uint %uint_4294967295 %uint_4294967295 %uint_4294967295
%void = OpTypeVoid
%77 = OpTypeFunction %void
%83 = OpTypeFunction %v4float
%18 = OpTypeFunction %v4float
%float_1 = OpConstant %float 1
%tint_first_leading_bit = OpFunction %v3uint None %9
%v = OpFunctionParameter %v3uint
%14 = OpLabel
%x = OpVariable %_ptr_Function_v3uint Function %17
OpStore %x %v
%22 = OpLoad %v3uint %x
%25 = OpBitwiseAnd %v3uint %22 %24
%19 = OpINotEqual %v3bool %25 %17
%18 = OpSelect %v3uint %19 %27 %17
%28 = OpLoad %v3uint %x
%29 = OpShiftRightLogical %v3uint %28 %18
OpStore %x %29
%32 = OpLoad %v3uint %x
%35 = OpBitwiseAnd %v3uint %32 %34
%31 = OpINotEqual %v3bool %35 %17
%30 = OpSelect %v3uint %31 %37 %17
%38 = OpLoad %v3uint %x
%39 = OpShiftRightLogical %v3uint %38 %30
OpStore %x %39
%42 = OpLoad %v3uint %x
%45 = OpBitwiseAnd %v3uint %42 %44
%41 = OpINotEqual %v3bool %45 %17
%40 = OpSelect %v3uint %41 %47 %17
%48 = OpLoad %v3uint %x
%49 = OpShiftRightLogical %v3uint %48 %40
OpStore %x %49
%52 = OpLoad %v3uint %x
%55 = OpBitwiseAnd %v3uint %52 %54
%51 = OpINotEqual %v3bool %55 %17
%50 = OpSelect %v3uint %51 %57 %17
%58 = OpLoad %v3uint %x
%59 = OpShiftRightLogical %v3uint %58 %50
OpStore %x %59
%62 = OpLoad %v3uint %x
%63 = OpBitwiseAnd %v3uint %62 %57
%61 = OpINotEqual %v3bool %63 %17
%60 = OpSelect %v3uint %61 %65 %17
%67 = OpLoad %v3uint %x
%68 = OpIEqual %v3bool %67 %17
%66 = OpSelect %v3uint %68 %70 %17
%72 = OpBitwiseOr %v3uint %18 %30
%73 = OpBitwiseOr %v3uint %72 %40
%74 = OpBitwiseOr %v3uint %73 %50
%75 = OpBitwiseOr %v3uint %74 %60
%76 = OpBitwiseOr %v3uint %75 %66
OpReturnValue %76
OpFunctionEnd
%firstLeadingBit_3fd7d0 = OpFunction %void None %77
%80 = OpLabel
%res = OpVariable %_ptr_Function_v3uint Function %17
%81 = OpFunctionCall %v3uint %tint_first_leading_bit %65
OpStore %res %81
%firstLeadingBit_3fd7d0 = OpFunction %void None %9
%12 = OpLabel
%res = OpVariable %_ptr_Function_v3uint Function %15
OpStore %res %15
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %83
%85 = OpLabel
%86 = OpFunctionCall %void %firstLeadingBit_3fd7d0
%vertex_main_inner = OpFunction %v4float None %18
%20 = OpLabel
%21 = OpFunctionCall %void %firstLeadingBit_3fd7d0
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %77
%88 = OpLabel
%89 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %89
%vertex_main = OpFunction %void None %9
%23 = OpLabel
%24 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %24
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %77
%92 = OpLabel
%93 = OpFunctionCall %void %firstLeadingBit_3fd7d0
%fragment_main = OpFunction %void None %9
%27 = OpLabel
%28 = OpFunctionCall %void %firstLeadingBit_3fd7d0
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %77
%95 = OpLabel
%96 = OpFunctionCall %void %firstLeadingBit_3fd7d0
%compute_main = OpFunction %void None %9
%30 = OpLabel
%31 = OpFunctionCall %void %firstLeadingBit_3fd7d0
OpReturn
OpFunctionEnd

View File

@ -1,20 +1,5 @@
int tint_first_leading_bit(int v) {
uint x = ((v < 0) ? uint(~(v)) : uint(v));
const uint b16 = (bool((x & 4294901760u)) ? 16u : 0u);
x = (x >> b16);
const uint b8 = (bool((x & 65280u)) ? 8u : 0u);
x = (x >> b8);
const uint b4 = (bool((x & 240u)) ? 4u : 0u);
x = (x >> b4);
const uint b2 = (bool((x & 12u)) ? 2u : 0u);
x = (x >> b2);
const uint b1 = (bool((x & 2u)) ? 1u : 0u);
const uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return int((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_57a1a3() {
int res = tint_first_leading_bit(1);
int res = 0;
}
struct tint_symbol {

View File

@ -1,20 +1,5 @@
int tint_first_leading_bit(int v) {
uint x = ((v < 0) ? uint(~(v)) : uint(v));
const uint b16 = (bool((x & 4294901760u)) ? 16u : 0u);
x = (x >> b16);
const uint b8 = (bool((x & 65280u)) ? 8u : 0u);
x = (x >> b8);
const uint b4 = (bool((x & 240u)) ? 4u : 0u);
x = (x >> b4);
const uint b2 = (bool((x & 12u)) ? 2u : 0u);
x = (x >> b2);
const uint b1 = (bool((x & 2u)) ? 1u : 0u);
const uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return int((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_57a1a3() {
int res = tint_first_leading_bit(1);
int res = 0;
}
struct tint_symbol {

View File

@ -1,22 +1,7 @@
#version 310 es
int tint_first_leading_bit(int v) {
uint x = ((v < 0) ? uint(~(v)) : uint(v));
uint b16 = (bool((x & 4294901760u)) ? 16u : 0u);
x = (x >> b16);
uint b8 = (bool((x & 65280u)) ? 8u : 0u);
x = (x >> b8);
uint b4 = (bool((x & 240u)) ? 4u : 0u);
x = (x >> b4);
uint b2 = (bool((x & 12u)) ? 2u : 0u);
x = (x >> b2);
uint b1 = (bool((x & 2u)) ? 1u : 0u);
uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return int((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_57a1a3() {
int res = tint_first_leading_bit(1);
int res = 0;
}
vec4 vertex_main() {
@ -35,23 +20,8 @@ void main() {
#version 310 es
precision mediump float;
int tint_first_leading_bit(int v) {
uint x = ((v < 0) ? uint(~(v)) : uint(v));
uint b16 = (bool((x & 4294901760u)) ? 16u : 0u);
x = (x >> b16);
uint b8 = (bool((x & 65280u)) ? 8u : 0u);
x = (x >> b8);
uint b4 = (bool((x & 240u)) ? 4u : 0u);
x = (x >> b4);
uint b2 = (bool((x & 12u)) ? 2u : 0u);
x = (x >> b2);
uint b1 = (bool((x & 2u)) ? 1u : 0u);
uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return int((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_57a1a3() {
int res = tint_first_leading_bit(1);
int res = 0;
}
void fragment_main() {
@ -64,23 +34,8 @@ void main() {
}
#version 310 es
int tint_first_leading_bit(int v) {
uint x = ((v < 0) ? uint(~(v)) : uint(v));
uint b16 = (bool((x & 4294901760u)) ? 16u : 0u);
x = (x >> b16);
uint b8 = (bool((x & 65280u)) ? 8u : 0u);
x = (x >> b8);
uint b4 = (bool((x & 240u)) ? 4u : 0u);
x = (x >> b4);
uint b2 = (bool((x & 12u)) ? 2u : 0u);
x = (x >> b2);
uint b1 = (bool((x & 2u)) ? 1u : 0u);
uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return int((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_57a1a3() {
int res = tint_first_leading_bit(1);
int res = 0;
}
void compute_main() {

View File

@ -1,23 +1,8 @@
#include <metal_stdlib>
using namespace metal;
int tint_first_leading_bit(int v) {
uint x = select(uint(v), uint(~(v)), (v < 0));
uint const b16 = select(0u, 16u, bool((x & 4294901760u)));
x = (x >> b16);
uint const b8 = select(0u, 8u, bool((x & 65280u)));
x = (x >> b8);
uint const b4 = select(0u, 4u, bool((x & 240u)));
x = (x >> b4);
uint const b2 = select(0u, 2u, bool((x & 12u)));
x = (x >> b2);
uint const b1 = select(0u, 1u, bool((x & 2u)));
uint const is_zero = select(0u, 4294967295u, (x == 0u));
return int((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_57a1a3() {
int res = tint_first_leading_bit(1);
int res = 0;
}
struct tint_symbol {

View File

@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 94
; Bound: 31
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -12,9 +12,6 @@
OpExecutionMode %compute_main LocalSize 1 1 1
OpName %value "value"
OpName %vertex_point_size "vertex_point_size"
OpName %tint_first_leading_bit "tint_first_leading_bit"
OpName %v "v"
OpName %x "x"
OpName %firstLeadingBit_57a1a3 "firstLeadingBit_57a1a3"
OpName %res "res"
OpName %vertex_main_inner "vertex_main_inner"
@ -31,108 +28,38 @@
%_ptr_Output_float = OpTypePointer Output %float
%8 = OpConstantNull %float
%vertex_point_size = OpVariable %_ptr_Output_float Output %8
%int = OpTypeInt 32 1
%9 = OpTypeFunction %int %int
%uint = OpTypeInt 32 0
%16 = OpConstantNull %int
%bool = OpTypeBool
%_ptr_Function_uint = OpTypePointer Function %uint
%24 = OpConstantNull %uint
%uint_4294901760 = OpConstant %uint 4294901760
%uint_16 = OpConstant %uint 16
%uint_65280 = OpConstant %uint 65280
%uint_8 = OpConstant %uint 8
%uint_240 = OpConstant %uint 240
%uint_4 = OpConstant %uint 4
%uint_12 = OpConstant %uint 12
%uint_2 = OpConstant %uint 2
%uint_1 = OpConstant %uint 1
%uint_4294967295 = OpConstant %uint 4294967295
%void = OpTypeVoid
%72 = OpTypeFunction %void
%int_1 = OpConstant %int 1
%9 = OpTypeFunction %void
%int = OpTypeInt 32 1
%14 = OpConstantNull %int
%_ptr_Function_int = OpTypePointer Function %int
%80 = OpTypeFunction %v4float
%17 = OpTypeFunction %v4float
%float_1 = OpConstant %float 1
%tint_first_leading_bit = OpFunction %int None %9
%v = OpFunctionParameter %int
%13 = OpLabel
%x = OpVariable %_ptr_Function_uint Function %24
%17 = OpSLessThan %bool %v %16
%20 = OpNot %int %v
%19 = OpBitcast %uint %20
%21 = OpBitcast %uint %v
%14 = OpSelect %uint %17 %19 %21
OpStore %x %14
%27 = OpLoad %uint %x
%29 = OpBitwiseAnd %uint %27 %uint_4294901760
%26 = OpINotEqual %bool %29 %24
%25 = OpSelect %uint %26 %uint_16 %24
%31 = OpLoad %uint %x
%32 = OpShiftRightLogical %uint %31 %25
OpStore %x %32
%35 = OpLoad %uint %x
%37 = OpBitwiseAnd %uint %35 %uint_65280
%34 = OpINotEqual %bool %37 %24
%33 = OpSelect %uint %34 %uint_8 %24
%39 = OpLoad %uint %x
%40 = OpShiftRightLogical %uint %39 %33
OpStore %x %40
%43 = OpLoad %uint %x
%45 = OpBitwiseAnd %uint %43 %uint_240
%42 = OpINotEqual %bool %45 %24
%41 = OpSelect %uint %42 %uint_4 %24
%47 = OpLoad %uint %x
%48 = OpShiftRightLogical %uint %47 %41
OpStore %x %48
%51 = OpLoad %uint %x
%53 = OpBitwiseAnd %uint %51 %uint_12
%50 = OpINotEqual %bool %53 %24
%49 = OpSelect %uint %50 %uint_2 %24
%55 = OpLoad %uint %x
%56 = OpShiftRightLogical %uint %55 %49
OpStore %x %56
%59 = OpLoad %uint %x
%60 = OpBitwiseAnd %uint %59 %uint_2
%58 = OpINotEqual %bool %60 %24
%57 = OpSelect %uint %58 %uint_1 %24
%63 = OpLoad %uint %x
%64 = OpIEqual %bool %63 %24
%62 = OpSelect %uint %64 %uint_4294967295 %24
%67 = OpBitwiseOr %uint %25 %33
%68 = OpBitwiseOr %uint %67 %41
%69 = OpBitwiseOr %uint %68 %49
%70 = OpBitwiseOr %uint %69 %57
%71 = OpBitwiseOr %uint %70 %62
%66 = OpBitcast %int %71
OpReturnValue %66
OpFunctionEnd
%firstLeadingBit_57a1a3 = OpFunction %void None %72
%75 = OpLabel
%res = OpVariable %_ptr_Function_int Function %16
%76 = OpFunctionCall %int %tint_first_leading_bit %int_1
OpStore %res %76
%firstLeadingBit_57a1a3 = OpFunction %void None %9
%12 = OpLabel
%res = OpVariable %_ptr_Function_int Function %14
OpStore %res %14
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %80
%82 = OpLabel
%83 = OpFunctionCall %void %firstLeadingBit_57a1a3
%vertex_main_inner = OpFunction %v4float None %17
%19 = OpLabel
%20 = OpFunctionCall %void %firstLeadingBit_57a1a3
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %72
%85 = OpLabel
%86 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %86
%vertex_main = OpFunction %void None %9
%22 = OpLabel
%23 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %23
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %72
%89 = OpLabel
%90 = OpFunctionCall %void %firstLeadingBit_57a1a3
%fragment_main = OpFunction %void None %9
%26 = OpLabel
%27 = OpFunctionCall %void %firstLeadingBit_57a1a3
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %72
%92 = OpLabel
%93 = OpFunctionCall %void %firstLeadingBit_57a1a3
%compute_main = OpFunction %void None %9
%29 = OpLabel
%30 = OpFunctionCall %void %firstLeadingBit_57a1a3
OpReturn
OpFunctionEnd

View File

@ -1,20 +1,5 @@
uint2 tint_first_leading_bit(uint2 v) {
uint2 x = v;
const uint2 b16 = (bool2((x & (4294901760u).xx)) ? (16u).xx : (0u).xx);
x = (x >> b16);
const uint2 b8 = (bool2((x & (65280u).xx)) ? (8u).xx : (0u).xx);
x = (x >> b8);
const uint2 b4 = (bool2((x & (240u).xx)) ? (4u).xx : (0u).xx);
x = (x >> b4);
const uint2 b2 = (bool2((x & (12u).xx)) ? (2u).xx : (0u).xx);
x = (x >> b2);
const uint2 b1 = (bool2((x & (2u).xx)) ? (1u).xx : (0u).xx);
const uint2 is_zero = ((x == (0u).xx) ? (4294967295u).xx : (0u).xx);
return uint2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_6fe804() {
uint2 res = tint_first_leading_bit((1u).xx);
uint2 res = (0u).xx;
}
struct tint_symbol {

View File

@ -1,20 +1,5 @@
uint2 tint_first_leading_bit(uint2 v) {
uint2 x = v;
const uint2 b16 = (bool2((x & (4294901760u).xx)) ? (16u).xx : (0u).xx);
x = (x >> b16);
const uint2 b8 = (bool2((x & (65280u).xx)) ? (8u).xx : (0u).xx);
x = (x >> b8);
const uint2 b4 = (bool2((x & (240u).xx)) ? (4u).xx : (0u).xx);
x = (x >> b4);
const uint2 b2 = (bool2((x & (12u).xx)) ? (2u).xx : (0u).xx);
x = (x >> b2);
const uint2 b1 = (bool2((x & (2u).xx)) ? (1u).xx : (0u).xx);
const uint2 is_zero = ((x == (0u).xx) ? (4294967295u).xx : (0u).xx);
return uint2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_6fe804() {
uint2 res = tint_first_leading_bit((1u).xx);
uint2 res = (0u).xx;
}
struct tint_symbol {

View File

@ -1,22 +1,7 @@
#version 310 es
uvec2 tint_first_leading_bit(uvec2 v) {
uvec2 x = v;
uvec2 b16 = mix(uvec2(0u), uvec2(16u), bvec2((x & uvec2(4294901760u))));
x = (x >> b16);
uvec2 b8 = mix(uvec2(0u), uvec2(8u), bvec2((x & uvec2(65280u))));
x = (x >> b8);
uvec2 b4 = mix(uvec2(0u), uvec2(4u), bvec2((x & uvec2(240u))));
x = (x >> b4);
uvec2 b2 = mix(uvec2(0u), uvec2(2u), bvec2((x & uvec2(12u))));
x = (x >> b2);
uvec2 b1 = mix(uvec2(0u), uvec2(1u), bvec2((x & uvec2(2u))));
uvec2 is_zero = mix(uvec2(0u), uvec2(4294967295u), equal(x, uvec2(0u)));
return uvec2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_6fe804() {
uvec2 res = tint_first_leading_bit(uvec2(1u));
uvec2 res = uvec2(0u);
}
vec4 vertex_main() {
@ -35,23 +20,8 @@ void main() {
#version 310 es
precision mediump float;
uvec2 tint_first_leading_bit(uvec2 v) {
uvec2 x = v;
uvec2 b16 = mix(uvec2(0u), uvec2(16u), bvec2((x & uvec2(4294901760u))));
x = (x >> b16);
uvec2 b8 = mix(uvec2(0u), uvec2(8u), bvec2((x & uvec2(65280u))));
x = (x >> b8);
uvec2 b4 = mix(uvec2(0u), uvec2(4u), bvec2((x & uvec2(240u))));
x = (x >> b4);
uvec2 b2 = mix(uvec2(0u), uvec2(2u), bvec2((x & uvec2(12u))));
x = (x >> b2);
uvec2 b1 = mix(uvec2(0u), uvec2(1u), bvec2((x & uvec2(2u))));
uvec2 is_zero = mix(uvec2(0u), uvec2(4294967295u), equal(x, uvec2(0u)));
return uvec2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_6fe804() {
uvec2 res = tint_first_leading_bit(uvec2(1u));
uvec2 res = uvec2(0u);
}
void fragment_main() {
@ -64,23 +34,8 @@ void main() {
}
#version 310 es
uvec2 tint_first_leading_bit(uvec2 v) {
uvec2 x = v;
uvec2 b16 = mix(uvec2(0u), uvec2(16u), bvec2((x & uvec2(4294901760u))));
x = (x >> b16);
uvec2 b8 = mix(uvec2(0u), uvec2(8u), bvec2((x & uvec2(65280u))));
x = (x >> b8);
uvec2 b4 = mix(uvec2(0u), uvec2(4u), bvec2((x & uvec2(240u))));
x = (x >> b4);
uvec2 b2 = mix(uvec2(0u), uvec2(2u), bvec2((x & uvec2(12u))));
x = (x >> b2);
uvec2 b1 = mix(uvec2(0u), uvec2(1u), bvec2((x & uvec2(2u))));
uvec2 is_zero = mix(uvec2(0u), uvec2(4294967295u), equal(x, uvec2(0u)));
return uvec2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_6fe804() {
uvec2 res = tint_first_leading_bit(uvec2(1u));
uvec2 res = uvec2(0u);
}
void compute_main() {

View File

@ -1,23 +1,8 @@
#include <metal_stdlib>
using namespace metal;
uint2 tint_first_leading_bit(uint2 v) {
uint2 x = v;
uint2 const b16 = select(uint2(0u), uint2(16u), bool2((x & uint2(4294901760u))));
x = (x >> b16);
uint2 const b8 = select(uint2(0u), uint2(8u), bool2((x & uint2(65280u))));
x = (x >> b8);
uint2 const b4 = select(uint2(0u), uint2(4u), bool2((x & uint2(240u))));
x = (x >> b4);
uint2 const b2 = select(uint2(0u), uint2(2u), bool2((x & uint2(12u))));
x = (x >> b2);
uint2 const b1 = select(uint2(0u), uint2(1u), bool2((x & uint2(2u))));
uint2 const is_zero = select(uint2(0u), uint2(4294967295u), (x == uint2(0u)));
return uint2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_6fe804() {
uint2 res = tint_first_leading_bit(uint2(1u));
uint2 res = uint2(0u);
}
struct tint_symbol {

View File

@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 97
; Bound: 32
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -12,9 +12,6 @@
OpExecutionMode %compute_main LocalSize 1 1 1
OpName %value "value"
OpName %vertex_point_size "vertex_point_size"
OpName %tint_first_leading_bit "tint_first_leading_bit"
OpName %v "v"
OpName %x "x"
OpName %firstLeadingBit_6fe804 "firstLeadingBit_6fe804"
OpName %res "res"
OpName %vertex_main_inner "vertex_main_inner"
@ -31,110 +28,39 @@
%_ptr_Output_float = OpTypePointer Output %float
%8 = OpConstantNull %float
%vertex_point_size = OpVariable %_ptr_Output_float Output %8
%void = OpTypeVoid
%9 = OpTypeFunction %void
%uint = OpTypeInt 32 0
%v2uint = OpTypeVector %uint 2
%9 = OpTypeFunction %v2uint %v2uint
%15 = OpConstantNull %v2uint
%_ptr_Function_v2uint = OpTypePointer Function %v2uint
%17 = OpConstantNull %v2uint
%bool = OpTypeBool
%v2bool = OpTypeVector %bool 2
%uint_4294901760 = OpConstant %uint 4294901760
%24 = OpConstantComposite %v2uint %uint_4294901760 %uint_4294901760
%uint_16 = OpConstant %uint 16
%27 = OpConstantComposite %v2uint %uint_16 %uint_16
%uint_65280 = OpConstant %uint 65280
%34 = OpConstantComposite %v2uint %uint_65280 %uint_65280
%uint_8 = OpConstant %uint 8
%37 = OpConstantComposite %v2uint %uint_8 %uint_8
%uint_240 = OpConstant %uint 240
%44 = OpConstantComposite %v2uint %uint_240 %uint_240
%uint_4 = OpConstant %uint 4
%47 = OpConstantComposite %v2uint %uint_4 %uint_4
%uint_12 = OpConstant %uint 12
%54 = OpConstantComposite %v2uint %uint_12 %uint_12
%uint_2 = OpConstant %uint 2
%57 = OpConstantComposite %v2uint %uint_2 %uint_2
%uint_1 = OpConstant %uint 1
%65 = OpConstantComposite %v2uint %uint_1 %uint_1
%uint_4294967295 = OpConstant %uint 4294967295
%70 = OpConstantComposite %v2uint %uint_4294967295 %uint_4294967295
%void = OpTypeVoid
%77 = OpTypeFunction %void
%83 = OpTypeFunction %v4float
%18 = OpTypeFunction %v4float
%float_1 = OpConstant %float 1
%tint_first_leading_bit = OpFunction %v2uint None %9
%v = OpFunctionParameter %v2uint
%14 = OpLabel
%x = OpVariable %_ptr_Function_v2uint Function %17
OpStore %x %v
%22 = OpLoad %v2uint %x
%25 = OpBitwiseAnd %v2uint %22 %24
%19 = OpINotEqual %v2bool %25 %17
%18 = OpSelect %v2uint %19 %27 %17
%28 = OpLoad %v2uint %x
%29 = OpShiftRightLogical %v2uint %28 %18
OpStore %x %29
%32 = OpLoad %v2uint %x
%35 = OpBitwiseAnd %v2uint %32 %34
%31 = OpINotEqual %v2bool %35 %17
%30 = OpSelect %v2uint %31 %37 %17
%38 = OpLoad %v2uint %x
%39 = OpShiftRightLogical %v2uint %38 %30
OpStore %x %39
%42 = OpLoad %v2uint %x
%45 = OpBitwiseAnd %v2uint %42 %44
%41 = OpINotEqual %v2bool %45 %17
%40 = OpSelect %v2uint %41 %47 %17
%48 = OpLoad %v2uint %x
%49 = OpShiftRightLogical %v2uint %48 %40
OpStore %x %49
%52 = OpLoad %v2uint %x
%55 = OpBitwiseAnd %v2uint %52 %54
%51 = OpINotEqual %v2bool %55 %17
%50 = OpSelect %v2uint %51 %57 %17
%58 = OpLoad %v2uint %x
%59 = OpShiftRightLogical %v2uint %58 %50
OpStore %x %59
%62 = OpLoad %v2uint %x
%63 = OpBitwiseAnd %v2uint %62 %57
%61 = OpINotEqual %v2bool %63 %17
%60 = OpSelect %v2uint %61 %65 %17
%67 = OpLoad %v2uint %x
%68 = OpIEqual %v2bool %67 %17
%66 = OpSelect %v2uint %68 %70 %17
%72 = OpBitwiseOr %v2uint %18 %30
%73 = OpBitwiseOr %v2uint %72 %40
%74 = OpBitwiseOr %v2uint %73 %50
%75 = OpBitwiseOr %v2uint %74 %60
%76 = OpBitwiseOr %v2uint %75 %66
OpReturnValue %76
OpFunctionEnd
%firstLeadingBit_6fe804 = OpFunction %void None %77
%80 = OpLabel
%res = OpVariable %_ptr_Function_v2uint Function %17
%81 = OpFunctionCall %v2uint %tint_first_leading_bit %65
OpStore %res %81
%firstLeadingBit_6fe804 = OpFunction %void None %9
%12 = OpLabel
%res = OpVariable %_ptr_Function_v2uint Function %15
OpStore %res %15
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %83
%85 = OpLabel
%86 = OpFunctionCall %void %firstLeadingBit_6fe804
%vertex_main_inner = OpFunction %v4float None %18
%20 = OpLabel
%21 = OpFunctionCall %void %firstLeadingBit_6fe804
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %77
%88 = OpLabel
%89 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %89
%vertex_main = OpFunction %void None %9
%23 = OpLabel
%24 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %24
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %77
%92 = OpLabel
%93 = OpFunctionCall %void %firstLeadingBit_6fe804
%fragment_main = OpFunction %void None %9
%27 = OpLabel
%28 = OpFunctionCall %void %firstLeadingBit_6fe804
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %77
%95 = OpLabel
%96 = OpFunctionCall %void %firstLeadingBit_6fe804
%compute_main = OpFunction %void None %9
%30 = OpLabel
%31 = OpFunctionCall %void %firstLeadingBit_6fe804
OpReturn
OpFunctionEnd

View File

@ -1,20 +1,5 @@
int2 tint_first_leading_bit(int2 v) {
uint2 x = ((v < (0).xx) ? uint2(~(v)) : uint2(v));
const uint2 b16 = (bool2((x & (4294901760u).xx)) ? (16u).xx : (0u).xx);
x = (x >> b16);
const uint2 b8 = (bool2((x & (65280u).xx)) ? (8u).xx : (0u).xx);
x = (x >> b8);
const uint2 b4 = (bool2((x & (240u).xx)) ? (4u).xx : (0u).xx);
x = (x >> b4);
const uint2 b2 = (bool2((x & (12u).xx)) ? (2u).xx : (0u).xx);
x = (x >> b2);
const uint2 b1 = (bool2((x & (2u).xx)) ? (1u).xx : (0u).xx);
const uint2 is_zero = ((x == (0u).xx) ? (4294967295u).xx : (0u).xx);
return int2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_a622c2() {
int2 res = tint_first_leading_bit((1).xx);
int2 res = (0).xx;
}
struct tint_symbol {

View File

@ -1,20 +1,5 @@
int2 tint_first_leading_bit(int2 v) {
uint2 x = ((v < (0).xx) ? uint2(~(v)) : uint2(v));
const uint2 b16 = (bool2((x & (4294901760u).xx)) ? (16u).xx : (0u).xx);
x = (x >> b16);
const uint2 b8 = (bool2((x & (65280u).xx)) ? (8u).xx : (0u).xx);
x = (x >> b8);
const uint2 b4 = (bool2((x & (240u).xx)) ? (4u).xx : (0u).xx);
x = (x >> b4);
const uint2 b2 = (bool2((x & (12u).xx)) ? (2u).xx : (0u).xx);
x = (x >> b2);
const uint2 b1 = (bool2((x & (2u).xx)) ? (1u).xx : (0u).xx);
const uint2 is_zero = ((x == (0u).xx) ? (4294967295u).xx : (0u).xx);
return int2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_a622c2() {
int2 res = tint_first_leading_bit((1).xx);
int2 res = (0).xx;
}
struct tint_symbol {

View File

@ -1,22 +1,7 @@
#version 310 es
ivec2 tint_first_leading_bit(ivec2 v) {
uvec2 x = mix(uvec2(v), uvec2(~(v)), lessThan(v, ivec2(0)));
uvec2 b16 = mix(uvec2(0u), uvec2(16u), bvec2((x & uvec2(4294901760u))));
x = (x >> b16);
uvec2 b8 = mix(uvec2(0u), uvec2(8u), bvec2((x & uvec2(65280u))));
x = (x >> b8);
uvec2 b4 = mix(uvec2(0u), uvec2(4u), bvec2((x & uvec2(240u))));
x = (x >> b4);
uvec2 b2 = mix(uvec2(0u), uvec2(2u), bvec2((x & uvec2(12u))));
x = (x >> b2);
uvec2 b1 = mix(uvec2(0u), uvec2(1u), bvec2((x & uvec2(2u))));
uvec2 is_zero = mix(uvec2(0u), uvec2(4294967295u), equal(x, uvec2(0u)));
return ivec2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_a622c2() {
ivec2 res = tint_first_leading_bit(ivec2(1));
ivec2 res = ivec2(0);
}
vec4 vertex_main() {
@ -35,23 +20,8 @@ void main() {
#version 310 es
precision mediump float;
ivec2 tint_first_leading_bit(ivec2 v) {
uvec2 x = mix(uvec2(v), uvec2(~(v)), lessThan(v, ivec2(0)));
uvec2 b16 = mix(uvec2(0u), uvec2(16u), bvec2((x & uvec2(4294901760u))));
x = (x >> b16);
uvec2 b8 = mix(uvec2(0u), uvec2(8u), bvec2((x & uvec2(65280u))));
x = (x >> b8);
uvec2 b4 = mix(uvec2(0u), uvec2(4u), bvec2((x & uvec2(240u))));
x = (x >> b4);
uvec2 b2 = mix(uvec2(0u), uvec2(2u), bvec2((x & uvec2(12u))));
x = (x >> b2);
uvec2 b1 = mix(uvec2(0u), uvec2(1u), bvec2((x & uvec2(2u))));
uvec2 is_zero = mix(uvec2(0u), uvec2(4294967295u), equal(x, uvec2(0u)));
return ivec2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_a622c2() {
ivec2 res = tint_first_leading_bit(ivec2(1));
ivec2 res = ivec2(0);
}
void fragment_main() {
@ -64,23 +34,8 @@ void main() {
}
#version 310 es
ivec2 tint_first_leading_bit(ivec2 v) {
uvec2 x = mix(uvec2(v), uvec2(~(v)), lessThan(v, ivec2(0)));
uvec2 b16 = mix(uvec2(0u), uvec2(16u), bvec2((x & uvec2(4294901760u))));
x = (x >> b16);
uvec2 b8 = mix(uvec2(0u), uvec2(8u), bvec2((x & uvec2(65280u))));
x = (x >> b8);
uvec2 b4 = mix(uvec2(0u), uvec2(4u), bvec2((x & uvec2(240u))));
x = (x >> b4);
uvec2 b2 = mix(uvec2(0u), uvec2(2u), bvec2((x & uvec2(12u))));
x = (x >> b2);
uvec2 b1 = mix(uvec2(0u), uvec2(1u), bvec2((x & uvec2(2u))));
uvec2 is_zero = mix(uvec2(0u), uvec2(4294967295u), equal(x, uvec2(0u)));
return ivec2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_a622c2() {
ivec2 res = tint_first_leading_bit(ivec2(1));
ivec2 res = ivec2(0);
}
void compute_main() {

View File

@ -1,23 +1,8 @@
#include <metal_stdlib>
using namespace metal;
int2 tint_first_leading_bit(int2 v) {
uint2 x = select(uint2(v), uint2(~(v)), (v < int2(0)));
uint2 const b16 = select(uint2(0u), uint2(16u), bool2((x & uint2(4294901760u))));
x = (x >> b16);
uint2 const b8 = select(uint2(0u), uint2(8u), bool2((x & uint2(65280u))));
x = (x >> b8);
uint2 const b4 = select(uint2(0u), uint2(4u), bool2((x & uint2(240u))));
x = (x >> b4);
uint2 const b2 = select(uint2(0u), uint2(2u), bool2((x & uint2(12u))));
x = (x >> b2);
uint2 const b1 = select(uint2(0u), uint2(1u), bool2((x & uint2(2u))));
uint2 const is_zero = select(uint2(0u), uint2(4294967295u), (x == uint2(0u)));
return int2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_a622c2() {
int2 res = tint_first_leading_bit(int2(1));
int2 res = int2(0);
}
struct tint_symbol {

View File

@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 108
; Bound: 32
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -12,9 +12,6 @@
OpExecutionMode %compute_main LocalSize 1 1 1
OpName %value "value"
OpName %vertex_point_size "vertex_point_size"
OpName %tint_first_leading_bit "tint_first_leading_bit"
OpName %v "v"
OpName %x "x"
OpName %firstLeadingBit_a622c2 "firstLeadingBit_a622c2"
OpName %res "res"
OpName %vertex_main_inner "vertex_main_inner"
@ -31,122 +28,39 @@
%_ptr_Output_float = OpTypePointer Output %float
%8 = OpConstantNull %float
%vertex_point_size = OpVariable %_ptr_Output_float Output %8
%void = OpTypeVoid
%9 = OpTypeFunction %void
%int = OpTypeInt 32 1
%v2int = OpTypeVector %int 2
%9 = OpTypeFunction %v2int %v2int
%uint = OpTypeInt 32 0
%v2uint = OpTypeVector %uint 2
%18 = OpConstantNull %v2int
%bool = OpTypeBool
%v2bool = OpTypeVector %bool 2
%_ptr_Function_v2uint = OpTypePointer Function %v2uint
%27 = OpConstantNull %v2uint
%uint_4294901760 = OpConstant %uint 4294901760
%32 = OpConstantComposite %v2uint %uint_4294901760 %uint_4294901760
%uint_16 = OpConstant %uint 16
%35 = OpConstantComposite %v2uint %uint_16 %uint_16
%uint_65280 = OpConstant %uint 65280
%42 = OpConstantComposite %v2uint %uint_65280 %uint_65280
%uint_8 = OpConstant %uint 8
%45 = OpConstantComposite %v2uint %uint_8 %uint_8
%uint_240 = OpConstant %uint 240
%52 = OpConstantComposite %v2uint %uint_240 %uint_240
%uint_4 = OpConstant %uint 4
%55 = OpConstantComposite %v2uint %uint_4 %uint_4
%uint_12 = OpConstant %uint 12
%62 = OpConstantComposite %v2uint %uint_12 %uint_12
%uint_2 = OpConstant %uint 2
%65 = OpConstantComposite %v2uint %uint_2 %uint_2
%uint_1 = OpConstant %uint 1
%73 = OpConstantComposite %v2uint %uint_1 %uint_1
%uint_4294967295 = OpConstant %uint 4294967295
%78 = OpConstantComposite %v2uint %uint_4294967295 %uint_4294967295
%void = OpTypeVoid
%85 = OpTypeFunction %void
%int_1 = OpConstant %int 1
%91 = OpConstantComposite %v2int %int_1 %int_1
%15 = OpConstantNull %v2int
%_ptr_Function_v2int = OpTypePointer Function %v2int
%94 = OpTypeFunction %v4float
%18 = OpTypeFunction %v4float
%float_1 = OpConstant %float 1
%tint_first_leading_bit = OpFunction %v2int None %9
%v = OpFunctionParameter %v2int
%14 = OpLabel
%x = OpVariable %_ptr_Function_v2uint Function %27
%19 = OpSLessThan %v2bool %v %18
%23 = OpNot %v2int %v
%22 = OpBitcast %v2uint %23
%24 = OpBitcast %v2uint %v
%15 = OpSelect %v2uint %19 %22 %24
OpStore %x %15
%30 = OpLoad %v2uint %x
%33 = OpBitwiseAnd %v2uint %30 %32
%29 = OpINotEqual %v2bool %33 %27
%28 = OpSelect %v2uint %29 %35 %27
%36 = OpLoad %v2uint %x
%37 = OpShiftRightLogical %v2uint %36 %28
OpStore %x %37
%40 = OpLoad %v2uint %x
%43 = OpBitwiseAnd %v2uint %40 %42
%39 = OpINotEqual %v2bool %43 %27
%38 = OpSelect %v2uint %39 %45 %27
%46 = OpLoad %v2uint %x
%47 = OpShiftRightLogical %v2uint %46 %38
OpStore %x %47
%50 = OpLoad %v2uint %x
%53 = OpBitwiseAnd %v2uint %50 %52
%49 = OpINotEqual %v2bool %53 %27
%48 = OpSelect %v2uint %49 %55 %27
%56 = OpLoad %v2uint %x
%57 = OpShiftRightLogical %v2uint %56 %48
OpStore %x %57
%60 = OpLoad %v2uint %x
%63 = OpBitwiseAnd %v2uint %60 %62
%59 = OpINotEqual %v2bool %63 %27
%58 = OpSelect %v2uint %59 %65 %27
%66 = OpLoad %v2uint %x
%67 = OpShiftRightLogical %v2uint %66 %58
OpStore %x %67
%70 = OpLoad %v2uint %x
%71 = OpBitwiseAnd %v2uint %70 %65
%69 = OpINotEqual %v2bool %71 %27
%68 = OpSelect %v2uint %69 %73 %27
%75 = OpLoad %v2uint %x
%76 = OpIEqual %v2bool %75 %27
%74 = OpSelect %v2uint %76 %78 %27
%80 = OpBitwiseOr %v2uint %28 %38
%81 = OpBitwiseOr %v2uint %80 %48
%82 = OpBitwiseOr %v2uint %81 %58
%83 = OpBitwiseOr %v2uint %82 %68
%84 = OpBitwiseOr %v2uint %83 %74
%79 = OpBitcast %v2int %84
OpReturnValue %79
OpFunctionEnd
%firstLeadingBit_a622c2 = OpFunction %void None %85
%88 = OpLabel
%res = OpVariable %_ptr_Function_v2int Function %18
%89 = OpFunctionCall %v2int %tint_first_leading_bit %91
OpStore %res %89
%firstLeadingBit_a622c2 = OpFunction %void None %9
%12 = OpLabel
%res = OpVariable %_ptr_Function_v2int Function %15
OpStore %res %15
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %94
%96 = OpLabel
%97 = OpFunctionCall %void %firstLeadingBit_a622c2
%vertex_main_inner = OpFunction %v4float None %18
%20 = OpLabel
%21 = OpFunctionCall %void %firstLeadingBit_a622c2
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %85
%99 = OpLabel
%100 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %100
%vertex_main = OpFunction %void None %9
%23 = OpLabel
%24 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %24
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %85
%103 = OpLabel
%104 = OpFunctionCall %void %firstLeadingBit_a622c2
%fragment_main = OpFunction %void None %9
%27 = OpLabel
%28 = OpFunctionCall %void %firstLeadingBit_a622c2
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %85
%106 = OpLabel
%107 = OpFunctionCall %void %firstLeadingBit_a622c2
%compute_main = OpFunction %void None %9
%30 = OpLabel
%31 = OpFunctionCall %void %firstLeadingBit_a622c2
OpReturn
OpFunctionEnd

View File

@ -1,20 +1,5 @@
int4 tint_first_leading_bit(int4 v) {
uint4 x = ((v < (0).xxxx) ? uint4(~(v)) : uint4(v));
const uint4 b16 = (bool4((x & (4294901760u).xxxx)) ? (16u).xxxx : (0u).xxxx);
x = (x >> b16);
const uint4 b8 = (bool4((x & (65280u).xxxx)) ? (8u).xxxx : (0u).xxxx);
x = (x >> b8);
const uint4 b4 = (bool4((x & (240u).xxxx)) ? (4u).xxxx : (0u).xxxx);
x = (x >> b4);
const uint4 b2 = (bool4((x & (12u).xxxx)) ? (2u).xxxx : (0u).xxxx);
x = (x >> b2);
const uint4 b1 = (bool4((x & (2u).xxxx)) ? (1u).xxxx : (0u).xxxx);
const uint4 is_zero = ((x == (0u).xxxx) ? (4294967295u).xxxx : (0u).xxxx);
return int4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_c1f940() {
int4 res = tint_first_leading_bit((1).xxxx);
int4 res = (0).xxxx;
}
struct tint_symbol {

View File

@ -1,20 +1,5 @@
int4 tint_first_leading_bit(int4 v) {
uint4 x = ((v < (0).xxxx) ? uint4(~(v)) : uint4(v));
const uint4 b16 = (bool4((x & (4294901760u).xxxx)) ? (16u).xxxx : (0u).xxxx);
x = (x >> b16);
const uint4 b8 = (bool4((x & (65280u).xxxx)) ? (8u).xxxx : (0u).xxxx);
x = (x >> b8);
const uint4 b4 = (bool4((x & (240u).xxxx)) ? (4u).xxxx : (0u).xxxx);
x = (x >> b4);
const uint4 b2 = (bool4((x & (12u).xxxx)) ? (2u).xxxx : (0u).xxxx);
x = (x >> b2);
const uint4 b1 = (bool4((x & (2u).xxxx)) ? (1u).xxxx : (0u).xxxx);
const uint4 is_zero = ((x == (0u).xxxx) ? (4294967295u).xxxx : (0u).xxxx);
return int4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_c1f940() {
int4 res = tint_first_leading_bit((1).xxxx);
int4 res = (0).xxxx;
}
struct tint_symbol {

View File

@ -1,22 +1,7 @@
#version 310 es
ivec4 tint_first_leading_bit(ivec4 v) {
uvec4 x = mix(uvec4(v), uvec4(~(v)), lessThan(v, ivec4(0)));
uvec4 b16 = mix(uvec4(0u), uvec4(16u), bvec4((x & uvec4(4294901760u))));
x = (x >> b16);
uvec4 b8 = mix(uvec4(0u), uvec4(8u), bvec4((x & uvec4(65280u))));
x = (x >> b8);
uvec4 b4 = mix(uvec4(0u), uvec4(4u), bvec4((x & uvec4(240u))));
x = (x >> b4);
uvec4 b2 = mix(uvec4(0u), uvec4(2u), bvec4((x & uvec4(12u))));
x = (x >> b2);
uvec4 b1 = mix(uvec4(0u), uvec4(1u), bvec4((x & uvec4(2u))));
uvec4 is_zero = mix(uvec4(0u), uvec4(4294967295u), equal(x, uvec4(0u)));
return ivec4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_c1f940() {
ivec4 res = tint_first_leading_bit(ivec4(1));
ivec4 res = ivec4(0);
}
vec4 vertex_main() {
@ -35,23 +20,8 @@ void main() {
#version 310 es
precision mediump float;
ivec4 tint_first_leading_bit(ivec4 v) {
uvec4 x = mix(uvec4(v), uvec4(~(v)), lessThan(v, ivec4(0)));
uvec4 b16 = mix(uvec4(0u), uvec4(16u), bvec4((x & uvec4(4294901760u))));
x = (x >> b16);
uvec4 b8 = mix(uvec4(0u), uvec4(8u), bvec4((x & uvec4(65280u))));
x = (x >> b8);
uvec4 b4 = mix(uvec4(0u), uvec4(4u), bvec4((x & uvec4(240u))));
x = (x >> b4);
uvec4 b2 = mix(uvec4(0u), uvec4(2u), bvec4((x & uvec4(12u))));
x = (x >> b2);
uvec4 b1 = mix(uvec4(0u), uvec4(1u), bvec4((x & uvec4(2u))));
uvec4 is_zero = mix(uvec4(0u), uvec4(4294967295u), equal(x, uvec4(0u)));
return ivec4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_c1f940() {
ivec4 res = tint_first_leading_bit(ivec4(1));
ivec4 res = ivec4(0);
}
void fragment_main() {
@ -64,23 +34,8 @@ void main() {
}
#version 310 es
ivec4 tint_first_leading_bit(ivec4 v) {
uvec4 x = mix(uvec4(v), uvec4(~(v)), lessThan(v, ivec4(0)));
uvec4 b16 = mix(uvec4(0u), uvec4(16u), bvec4((x & uvec4(4294901760u))));
x = (x >> b16);
uvec4 b8 = mix(uvec4(0u), uvec4(8u), bvec4((x & uvec4(65280u))));
x = (x >> b8);
uvec4 b4 = mix(uvec4(0u), uvec4(4u), bvec4((x & uvec4(240u))));
x = (x >> b4);
uvec4 b2 = mix(uvec4(0u), uvec4(2u), bvec4((x & uvec4(12u))));
x = (x >> b2);
uvec4 b1 = mix(uvec4(0u), uvec4(1u), bvec4((x & uvec4(2u))));
uvec4 is_zero = mix(uvec4(0u), uvec4(4294967295u), equal(x, uvec4(0u)));
return ivec4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_c1f940() {
ivec4 res = tint_first_leading_bit(ivec4(1));
ivec4 res = ivec4(0);
}
void compute_main() {

View File

@ -1,23 +1,8 @@
#include <metal_stdlib>
using namespace metal;
int4 tint_first_leading_bit(int4 v) {
uint4 x = select(uint4(v), uint4(~(v)), (v < int4(0)));
uint4 const b16 = select(uint4(0u), uint4(16u), bool4((x & uint4(4294901760u))));
x = (x >> b16);
uint4 const b8 = select(uint4(0u), uint4(8u), bool4((x & uint4(65280u))));
x = (x >> b8);
uint4 const b4 = select(uint4(0u), uint4(4u), bool4((x & uint4(240u))));
x = (x >> b4);
uint4 const b2 = select(uint4(0u), uint4(2u), bool4((x & uint4(12u))));
x = (x >> b2);
uint4 const b1 = select(uint4(0u), uint4(1u), bool4((x & uint4(2u))));
uint4 const is_zero = select(uint4(0u), uint4(4294967295u), (x == uint4(0u)));
return int4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_c1f940() {
int4 res = tint_first_leading_bit(int4(1));
int4 res = int4(0);
}
struct tint_symbol {

View File

@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 108
; Bound: 32
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -12,9 +12,6 @@
OpExecutionMode %compute_main LocalSize 1 1 1
OpName %value "value"
OpName %vertex_point_size "vertex_point_size"
OpName %tint_first_leading_bit "tint_first_leading_bit"
OpName %v "v"
OpName %x "x"
OpName %firstLeadingBit_c1f940 "firstLeadingBit_c1f940"
OpName %res "res"
OpName %vertex_main_inner "vertex_main_inner"
@ -31,122 +28,39 @@
%_ptr_Output_float = OpTypePointer Output %float
%8 = OpConstantNull %float
%vertex_point_size = OpVariable %_ptr_Output_float Output %8
%void = OpTypeVoid
%9 = OpTypeFunction %void
%int = OpTypeInt 32 1
%v4int = OpTypeVector %int 4
%9 = OpTypeFunction %v4int %v4int
%uint = OpTypeInt 32 0
%v4uint = OpTypeVector %uint 4
%18 = OpConstantNull %v4int
%bool = OpTypeBool
%v4bool = OpTypeVector %bool 4
%_ptr_Function_v4uint = OpTypePointer Function %v4uint
%27 = OpConstantNull %v4uint
%uint_4294901760 = OpConstant %uint 4294901760
%32 = OpConstantComposite %v4uint %uint_4294901760 %uint_4294901760 %uint_4294901760 %uint_4294901760
%uint_16 = OpConstant %uint 16
%35 = OpConstantComposite %v4uint %uint_16 %uint_16 %uint_16 %uint_16
%uint_65280 = OpConstant %uint 65280
%42 = OpConstantComposite %v4uint %uint_65280 %uint_65280 %uint_65280 %uint_65280
%uint_8 = OpConstant %uint 8
%45 = OpConstantComposite %v4uint %uint_8 %uint_8 %uint_8 %uint_8
%uint_240 = OpConstant %uint 240
%52 = OpConstantComposite %v4uint %uint_240 %uint_240 %uint_240 %uint_240
%uint_4 = OpConstant %uint 4
%55 = OpConstantComposite %v4uint %uint_4 %uint_4 %uint_4 %uint_4
%uint_12 = OpConstant %uint 12
%62 = OpConstantComposite %v4uint %uint_12 %uint_12 %uint_12 %uint_12
%uint_2 = OpConstant %uint 2
%65 = OpConstantComposite %v4uint %uint_2 %uint_2 %uint_2 %uint_2
%uint_1 = OpConstant %uint 1
%73 = OpConstantComposite %v4uint %uint_1 %uint_1 %uint_1 %uint_1
%uint_4294967295 = OpConstant %uint 4294967295
%78 = OpConstantComposite %v4uint %uint_4294967295 %uint_4294967295 %uint_4294967295 %uint_4294967295
%void = OpTypeVoid
%85 = OpTypeFunction %void
%int_1 = OpConstant %int 1
%91 = OpConstantComposite %v4int %int_1 %int_1 %int_1 %int_1
%15 = OpConstantNull %v4int
%_ptr_Function_v4int = OpTypePointer Function %v4int
%94 = OpTypeFunction %v4float
%18 = OpTypeFunction %v4float
%float_1 = OpConstant %float 1
%tint_first_leading_bit = OpFunction %v4int None %9
%v = OpFunctionParameter %v4int
%14 = OpLabel
%x = OpVariable %_ptr_Function_v4uint Function %27
%19 = OpSLessThan %v4bool %v %18
%23 = OpNot %v4int %v
%22 = OpBitcast %v4uint %23
%24 = OpBitcast %v4uint %v
%15 = OpSelect %v4uint %19 %22 %24
OpStore %x %15
%30 = OpLoad %v4uint %x
%33 = OpBitwiseAnd %v4uint %30 %32
%29 = OpINotEqual %v4bool %33 %27
%28 = OpSelect %v4uint %29 %35 %27
%36 = OpLoad %v4uint %x
%37 = OpShiftRightLogical %v4uint %36 %28
OpStore %x %37
%40 = OpLoad %v4uint %x
%43 = OpBitwiseAnd %v4uint %40 %42
%39 = OpINotEqual %v4bool %43 %27
%38 = OpSelect %v4uint %39 %45 %27
%46 = OpLoad %v4uint %x
%47 = OpShiftRightLogical %v4uint %46 %38
OpStore %x %47
%50 = OpLoad %v4uint %x
%53 = OpBitwiseAnd %v4uint %50 %52
%49 = OpINotEqual %v4bool %53 %27
%48 = OpSelect %v4uint %49 %55 %27
%56 = OpLoad %v4uint %x
%57 = OpShiftRightLogical %v4uint %56 %48
OpStore %x %57
%60 = OpLoad %v4uint %x
%63 = OpBitwiseAnd %v4uint %60 %62
%59 = OpINotEqual %v4bool %63 %27
%58 = OpSelect %v4uint %59 %65 %27
%66 = OpLoad %v4uint %x
%67 = OpShiftRightLogical %v4uint %66 %58
OpStore %x %67
%70 = OpLoad %v4uint %x
%71 = OpBitwiseAnd %v4uint %70 %65
%69 = OpINotEqual %v4bool %71 %27
%68 = OpSelect %v4uint %69 %73 %27
%75 = OpLoad %v4uint %x
%76 = OpIEqual %v4bool %75 %27
%74 = OpSelect %v4uint %76 %78 %27
%80 = OpBitwiseOr %v4uint %28 %38
%81 = OpBitwiseOr %v4uint %80 %48
%82 = OpBitwiseOr %v4uint %81 %58
%83 = OpBitwiseOr %v4uint %82 %68
%84 = OpBitwiseOr %v4uint %83 %74
%79 = OpBitcast %v4int %84
OpReturnValue %79
OpFunctionEnd
%firstLeadingBit_c1f940 = OpFunction %void None %85
%88 = OpLabel
%res = OpVariable %_ptr_Function_v4int Function %18
%89 = OpFunctionCall %v4int %tint_first_leading_bit %91
OpStore %res %89
%firstLeadingBit_c1f940 = OpFunction %void None %9
%12 = OpLabel
%res = OpVariable %_ptr_Function_v4int Function %15
OpStore %res %15
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %94
%96 = OpLabel
%97 = OpFunctionCall %void %firstLeadingBit_c1f940
%vertex_main_inner = OpFunction %v4float None %18
%20 = OpLabel
%21 = OpFunctionCall %void %firstLeadingBit_c1f940
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %85
%99 = OpLabel
%100 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %100
%vertex_main = OpFunction %void None %9
%23 = OpLabel
%24 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %24
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %85
%103 = OpLabel
%104 = OpFunctionCall %void %firstLeadingBit_c1f940
%fragment_main = OpFunction %void None %9
%27 = OpLabel
%28 = OpFunctionCall %void %firstLeadingBit_c1f940
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %85
%106 = OpLabel
%107 = OpFunctionCall %void %firstLeadingBit_c1f940
%compute_main = OpFunction %void None %9
%30 = OpLabel
%31 = OpFunctionCall %void %firstLeadingBit_c1f940
OpReturn
OpFunctionEnd

View File

@ -1,20 +1,5 @@
uint tint_first_leading_bit(uint v) {
uint x = v;
const uint b16 = (bool((x & 4294901760u)) ? 16u : 0u);
x = (x >> b16);
const uint b8 = (bool((x & 65280u)) ? 8u : 0u);
x = (x >> b8);
const uint b4 = (bool((x & 240u)) ? 4u : 0u);
x = (x >> b4);
const uint b2 = (bool((x & 12u)) ? 2u : 0u);
x = (x >> b2);
const uint b1 = (bool((x & 2u)) ? 1u : 0u);
const uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return uint((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_f0779d() {
uint res = tint_first_leading_bit(1u);
uint res = 0u;
}
struct tint_symbol {

View File

@ -1,20 +1,5 @@
uint tint_first_leading_bit(uint v) {
uint x = v;
const uint b16 = (bool((x & 4294901760u)) ? 16u : 0u);
x = (x >> b16);
const uint b8 = (bool((x & 65280u)) ? 8u : 0u);
x = (x >> b8);
const uint b4 = (bool((x & 240u)) ? 4u : 0u);
x = (x >> b4);
const uint b2 = (bool((x & 12u)) ? 2u : 0u);
x = (x >> b2);
const uint b1 = (bool((x & 2u)) ? 1u : 0u);
const uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return uint((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_f0779d() {
uint res = tint_first_leading_bit(1u);
uint res = 0u;
}
struct tint_symbol {

View File

@ -1,22 +1,7 @@
#version 310 es
uint tint_first_leading_bit(uint v) {
uint x = v;
uint b16 = (bool((x & 4294901760u)) ? 16u : 0u);
x = (x >> b16);
uint b8 = (bool((x & 65280u)) ? 8u : 0u);
x = (x >> b8);
uint b4 = (bool((x & 240u)) ? 4u : 0u);
x = (x >> b4);
uint b2 = (bool((x & 12u)) ? 2u : 0u);
x = (x >> b2);
uint b1 = (bool((x & 2u)) ? 1u : 0u);
uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return uint((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_f0779d() {
uint res = tint_first_leading_bit(1u);
uint res = 0u;
}
vec4 vertex_main() {
@ -35,23 +20,8 @@ void main() {
#version 310 es
precision mediump float;
uint tint_first_leading_bit(uint v) {
uint x = v;
uint b16 = (bool((x & 4294901760u)) ? 16u : 0u);
x = (x >> b16);
uint b8 = (bool((x & 65280u)) ? 8u : 0u);
x = (x >> b8);
uint b4 = (bool((x & 240u)) ? 4u : 0u);
x = (x >> b4);
uint b2 = (bool((x & 12u)) ? 2u : 0u);
x = (x >> b2);
uint b1 = (bool((x & 2u)) ? 1u : 0u);
uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return uint((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_f0779d() {
uint res = tint_first_leading_bit(1u);
uint res = 0u;
}
void fragment_main() {
@ -64,23 +34,8 @@ void main() {
}
#version 310 es
uint tint_first_leading_bit(uint v) {
uint x = v;
uint b16 = (bool((x & 4294901760u)) ? 16u : 0u);
x = (x >> b16);
uint b8 = (bool((x & 65280u)) ? 8u : 0u);
x = (x >> b8);
uint b4 = (bool((x & 240u)) ? 4u : 0u);
x = (x >> b4);
uint b2 = (bool((x & 12u)) ? 2u : 0u);
x = (x >> b2);
uint b1 = (bool((x & 2u)) ? 1u : 0u);
uint is_zero = ((x == 0u) ? 4294967295u : 0u);
return uint((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_f0779d() {
uint res = tint_first_leading_bit(1u);
uint res = 0u;
}
void compute_main() {

View File

@ -1,23 +1,8 @@
#include <metal_stdlib>
using namespace metal;
uint tint_first_leading_bit(uint v) {
uint x = v;
uint const b16 = select(0u, 16u, bool((x & 4294901760u)));
x = (x >> b16);
uint const b8 = select(0u, 8u, bool((x & 65280u)));
x = (x >> b8);
uint const b4 = select(0u, 4u, bool((x & 240u)));
x = (x >> b4);
uint const b2 = select(0u, 2u, bool((x & 12u)));
x = (x >> b2);
uint const b1 = select(0u, 1u, bool((x & 2u)));
uint const is_zero = select(0u, 4294967295u, (x == 0u));
return uint((((((b16 | b8) | b4) | b2) | b1) | is_zero));
}
void firstLeadingBit_f0779d() {
uint res = tint_first_leading_bit(1u);
uint res = 0u;
}
struct tint_symbol {

View File

@ -1,7 +1,7 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 85
; Bound: 31
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
@ -12,9 +12,6 @@
OpExecutionMode %compute_main LocalSize 1 1 1
OpName %value "value"
OpName %vertex_point_size "vertex_point_size"
OpName %tint_first_leading_bit "tint_first_leading_bit"
OpName %v "v"
OpName %x "x"
OpName %firstLeadingBit_f0779d "firstLeadingBit_f0779d"
OpName %res "res"
OpName %vertex_main_inner "vertex_main_inner"
@ -31,98 +28,38 @@
%_ptr_Output_float = OpTypePointer Output %float
%8 = OpConstantNull %float
%vertex_point_size = OpVariable %_ptr_Output_float Output %8
%uint = OpTypeInt 32 0
%9 = OpTypeFunction %uint %uint
%_ptr_Function_uint = OpTypePointer Function %uint
%16 = OpConstantNull %uint
%bool = OpTypeBool
%uint_4294901760 = OpConstant %uint 4294901760
%uint_16 = OpConstant %uint 16
%uint_65280 = OpConstant %uint 65280
%uint_8 = OpConstant %uint 8
%uint_240 = OpConstant %uint 240
%uint_4 = OpConstant %uint 4
%uint_12 = OpConstant %uint 12
%uint_2 = OpConstant %uint 2
%uint_1 = OpConstant %uint 1
%uint_4294967295 = OpConstant %uint 4294967295
%void = OpTypeVoid
%65 = OpTypeFunction %void
%71 = OpTypeFunction %v4float
%9 = OpTypeFunction %void
%uint = OpTypeInt 32 0
%14 = OpConstantNull %uint
%_ptr_Function_uint = OpTypePointer Function %uint
%17 = OpTypeFunction %v4float
%float_1 = OpConstant %float 1
%tint_first_leading_bit = OpFunction %uint None %9
%v = OpFunctionParameter %uint
%13 = OpLabel
%x = OpVariable %_ptr_Function_uint Function %16
OpStore %x %v
%20 = OpLoad %uint %x
%22 = OpBitwiseAnd %uint %20 %uint_4294901760
%18 = OpINotEqual %bool %22 %16
%17 = OpSelect %uint %18 %uint_16 %16
%24 = OpLoad %uint %x
%25 = OpShiftRightLogical %uint %24 %17
OpStore %x %25
%28 = OpLoad %uint %x
%30 = OpBitwiseAnd %uint %28 %uint_65280
%27 = OpINotEqual %bool %30 %16
%26 = OpSelect %uint %27 %uint_8 %16
%32 = OpLoad %uint %x
%33 = OpShiftRightLogical %uint %32 %26
OpStore %x %33
%36 = OpLoad %uint %x
%38 = OpBitwiseAnd %uint %36 %uint_240
%35 = OpINotEqual %bool %38 %16
%34 = OpSelect %uint %35 %uint_4 %16
%40 = OpLoad %uint %x
%41 = OpShiftRightLogical %uint %40 %34
OpStore %x %41
%44 = OpLoad %uint %x
%46 = OpBitwiseAnd %uint %44 %uint_12
%43 = OpINotEqual %bool %46 %16
%42 = OpSelect %uint %43 %uint_2 %16
%48 = OpLoad %uint %x
%49 = OpShiftRightLogical %uint %48 %42
OpStore %x %49
%52 = OpLoad %uint %x
%53 = OpBitwiseAnd %uint %52 %uint_2
%51 = OpINotEqual %bool %53 %16
%50 = OpSelect %uint %51 %uint_1 %16
%56 = OpLoad %uint %x
%57 = OpIEqual %bool %56 %16
%55 = OpSelect %uint %57 %uint_4294967295 %16
%60 = OpBitwiseOr %uint %17 %26
%61 = OpBitwiseOr %uint %60 %34
%62 = OpBitwiseOr %uint %61 %42
%63 = OpBitwiseOr %uint %62 %50
%64 = OpBitwiseOr %uint %63 %55
OpReturnValue %64
OpFunctionEnd
%firstLeadingBit_f0779d = OpFunction %void None %65
%68 = OpLabel
%res = OpVariable %_ptr_Function_uint Function %16
%69 = OpFunctionCall %uint %tint_first_leading_bit %uint_1
OpStore %res %69
%firstLeadingBit_f0779d = OpFunction %void None %9
%12 = OpLabel
%res = OpVariable %_ptr_Function_uint Function %14
OpStore %res %14
OpReturn
OpFunctionEnd
%vertex_main_inner = OpFunction %v4float None %71
%73 = OpLabel
%74 = OpFunctionCall %void %firstLeadingBit_f0779d
%vertex_main_inner = OpFunction %v4float None %17
%19 = OpLabel
%20 = OpFunctionCall %void %firstLeadingBit_f0779d
OpReturnValue %5
OpFunctionEnd
%vertex_main = OpFunction %void None %65
%76 = OpLabel
%77 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %77
%vertex_main = OpFunction %void None %9
%22 = OpLabel
%23 = OpFunctionCall %v4float %vertex_main_inner
OpStore %value %23
OpStore %vertex_point_size %float_1
OpReturn
OpFunctionEnd
%fragment_main = OpFunction %void None %65
%80 = OpLabel
%81 = OpFunctionCall %void %firstLeadingBit_f0779d
%fragment_main = OpFunction %void None %9
%26 = OpLabel
%27 = OpFunctionCall %void %firstLeadingBit_f0779d
OpReturn
OpFunctionEnd
%compute_main = OpFunction %void None %65
%83 = OpLabel
%84 = OpFunctionCall %void %firstLeadingBit_f0779d
%compute_main = OpFunction %void None %9
%29 = OpLabel
%30 = OpFunctionCall %void %firstLeadingBit_f0779d
OpReturn
OpFunctionEnd

View File

@ -494,14 +494,6 @@ crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,extractBits:
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,extractBits:u32:inputSource="const";width=2 [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,extractBits:u32:inputSource="const";width=3 [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,extractBits:u32:inputSource="const";width=4 [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,firstLeadingBit:i32:inputSource="const";vectorize="_undef_" [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,firstLeadingBit:i32:inputSource="const";vectorize=2 [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,firstLeadingBit:i32:inputSource="const";vectorize=3 [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,firstLeadingBit:i32:inputSource="const";vectorize=4 [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,firstLeadingBit:u32:inputSource="const";vectorize="_undef_" [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,firstLeadingBit:u32:inputSource="const";vectorize=2 [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,firstLeadingBit:u32:inputSource="const";vectorize=3 [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,firstLeadingBit:u32:inputSource="const";vectorize=4 [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,firstTrailingBit:i32:inputSource="const";vectorize="_undef_" [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,firstTrailingBit:i32:inputSource="const";vectorize=2 [ Failure ]
crbug.com/tint/1613 webgpu:shader,execution,expression,call,builtin,firstTrailingBit:i32:inputSource="const";vectorize=3 [ Failure ]