[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Deric C. via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Kaitlin Peng via cfe-commits
kmpeng wrote: I currently don't have `-fnative-half-type` enabled in that file, so yes this test case ends up having `float` input/return types (though it's not necessarily being converted in the function, if that's what you're asking). With `-fnative-half-ty

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Farzon Lotfi via cfe-commits
@@ -0,0 +1,37 @@ +// RUN: %clang_cc1 -std=hlsl202y -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.6-library %s -fnative-half-type -emit-llvm-only -disable-llvm-passes -verify + +double4 test_double_inputs(double p0, double p1, double p2) { + return lit(p0, p1, p2

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Deric C. via cfe-commits
@@ -0,0 +1,37 @@ +// RUN: %clang_cc1 -std=hlsl202y -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.6-library %s -fnative-half-type -emit-llvm-only -disable-llvm-passes -verify + +double4 test_double_inputs(double p0, double p1, double p2) { + return lit(p0, p1, p2

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Farzon Lotfi via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Deric C. via cfe-commits
Icohedron wrote: If you add a test here that uses `half` ```c++ half4 test_lit_half(half NDotL, half NDotH, half M) { return lit(NDotL, NDotH, M); } ``` Will it convert the `half` types to float? https://github.com/llvm/llvm-project/pull/134171 ___

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Farzon Lotfi via cfe-commits
farzonl wrote: I'm concerned that you had to remove your change in `clang/lib/Headers/hlsl.h`. I think you did it because you needed a template definition before you could specialize it. My concern is that now the generic template is gated by `#if __HLSL_VERSION <= __HLSL_202x` which mean you

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Farzon Lotfi via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-07 Thread Farzon Lotfi via cfe-commits
https://github.com/farzonl edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-05 Thread Farzon Lotfi via cfe-commits
@@ -253,6 +253,37 @@ const inline float length(__detail::HLSL_FIXED_VECTOR X) { return __detail::length_vec_impl(X); } +//===--===// +// lit builtins +//===--

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-05 Thread via cfe-commits
github-actions[bot] wrote: :warning: C/C++ code formatter, clang-format found issues in your code. :warning: You can test this locally with the following command: ``bash git-clang-format --diff HEAD~1 HEAD --extensions h -- clang/lib/Headers/hlsl.h clang/lib/Headers/hlsl/hlsl_co

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-05 Thread Farzon Lotfi via cfe-commits
https://github.com/farzonl edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-05 Thread Deric C. via cfe-commits
@@ -101,6 +101,16 @@ constexpr vector smoothstep_vec_impl(vector Min, vector Max, #endif } +template constexpr vector lit_impl(T NDotL, T NDotH, T M) { + bool DiffuseCond = NDotL < 0; + T Diffuse = select(DiffuseCond, 0, NDotL); + vector Result = {1, Diffuse, 0, 1}; + bo

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-05 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng updated https://github.com/llvm/llvm-project/pull/134171 >From 719bb94279f64f134c826faa22898e4e549bb23c Mon Sep 17 00:00:00 2001 From: kmpeng Date: Thu, 27 Mar 2025 14:39:27 -0700 Subject: [PATCH 1/8] finished lit implementation, added codegen and sema tests --- .../

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-05 Thread via cfe-commits
llvmbot wrote: @llvm/pr-subscribers-clang @llvm/pr-subscribers-hlsl Author: Kaitlin Peng (kmpeng) Changes Closes #99135. Tasks completed: - Wrote implementation in `hlsl_intrinsics.h`/`hlsl_intrinsic_helpers.h` that matches DXC - Created overloads in `hlsl_compat_overloads.h` that take

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-04 Thread Kaitlin Peng via cfe-commits
@@ -253,6 +253,37 @@ const inline float length(__detail::HLSL_FIXED_VECTOR X) { return __detail::length_vec_impl(X); } +//===--===// +// lit builtins +//===--

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-04 Thread Kaitlin Peng via cfe-commits
@@ -101,6 +101,16 @@ constexpr vector smoothstep_vec_impl(vector Min, vector Max, #endif } +template constexpr vector lit_impl(T NDotL, T NDotH, T M) { + bool DiffuseCond = NDotL < 0; + T Diffuse = select(DiffuseCond, 0, NDotL); + vector Result = {1, Diffuse, 0, 1}; + bo

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-04 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-04 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-04 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-04 Thread Deric C. via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-04 Thread Deric C. via cfe-commits
@@ -253,6 +253,37 @@ const inline float length(__detail::HLSL_FIXED_VECTOR X) { return __detail::length_vec_impl(X); } +//===--===// +// lit builtins +//===--

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-04 Thread Farzon Lotfi via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-04 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-04 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Farzon Lotfi via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Farzon Lotfi via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Sarah Spall via cfe-commits
@@ -253,6 +253,37 @@ const inline float length(__detail::HLSL_FIXED_VECTOR X) { return __detail::length_vec_impl(X); } +//===--===// +// lit builtins +//===--

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng updated https://github.com/llvm/llvm-project/pull/134171 >From 719bb94279f64f134c826faa22898e4e549bb23c Mon Sep 17 00:00:00 2001 From: kmpeng Date: Thu, 27 Mar 2025 14:39:27 -0700 Subject: [PATCH 1/9] finished lit implementation, added codegen and sema tests --- .../

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
@@ -253,6 +253,37 @@ const inline float length(__detail::HLSL_FIXED_VECTOR X) { return __detail::length_vec_impl(X); } +//===--===// +// lit builtins +//===--

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng deleted https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
@@ -101,6 +101,16 @@ constexpr vector smoothstep_vec_impl(vector Min, vector Max, #endif } +template constexpr vector lit_impl(T NDotL, T NDotH, T M) { + bool DiffuseCond = NDotL < 0; + T Diffuse = select(DiffuseCond, 0, NDotL); + vector Result = {1, Diffuse, 0, 1}; + bo

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
https://github.com/Icohedron edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
https://github.com/Icohedron deleted https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
@@ -101,6 +101,16 @@ constexpr vector smoothstep_vec_impl(vector Min, vector Max, #endif } +template constexpr vector lit_impl(T NDotL, T NDotH, T M) { + bool DiffuseCond = NDotL < 0; + T Diffuse = select(DiffuseCond, 0, NDotL); + vector Result = {1, Diffuse, 0, 1}; + bo

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
@@ -101,6 +101,16 @@ constexpr vector smoothstep_vec_impl(vector Min, vector Max, #endif } +template constexpr vector lit_impl(T NDotL, T NDotH, T M) { + bool DiffuseCond = NDotL < 0; + T Diffuse = select(DiffuseCond, 0, NDotL); + vector Result = {1, Diffuse, 0, 1}; + bo

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
@@ -101,6 +101,16 @@ constexpr vector smoothstep_vec_impl(vector Min, vector Max, #endif } +template constexpr vector lit_impl(T NDotL, T NDotH, T M) { + bool DiffuseCond = NDotL < 0; + T Diffuse = select(DiffuseCond, 0, NDotL); + vector Result = {1, Diffuse, 0, 1}; + bo

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
@@ -0,0 +1,36 @@ +// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 5 +// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -emit-llvm -O1 -o - | FileCheck %s + +// CHECK

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng updated https://github.com/llvm/llvm-project/pull/134171 >From 719bb94279f64f134c826faa22898e4e549bb23c Mon Sep 17 00:00:00 2001 From: kmpeng Date: Thu, 27 Mar 2025 14:39:27 -0700 Subject: [PATCH 1/7] finished lit implementation, added codegen and sema tests --- .../

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
@@ -253,6 +253,37 @@ const inline float length(__detail::HLSL_FIXED_VECTOR X) { return __detail::length_vec_impl(X); } +//===--===// +// lit builtins +//===--

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Farzon Lotfi via cfe-commits
https://github.com/farzonl edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
@@ -22,10 +22,10 @@ // HLSL standard library function declarations/definitions. #include "hlsl/hlsl_alias_intrinsics.h" +#include "hlsl/hlsl_intrinsics.h" #if __HLSL_VERSION <= __HLSL_202x #include "hlsl/hlsl_compat_overloads.h" #endif -#include "hlsl/hlsl_intrinsics.h" ---

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
@@ -253,6 +253,37 @@ const inline float length(__detail::HLSL_FIXED_VECTOR X) { return __detail::length_vec_impl(X); } +//===--===// +// lit builtins +//===--

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
@@ -101,6 +101,16 @@ constexpr vector smoothstep_vec_impl(vector Min, vector Max, #endif } +template constexpr vector lit_impl(T NDotL, T NDotH, T M) { + bool DiffuseCond = NDotL < 0; + T Diffuse = select(DiffuseCond, 0, NDotL); + vector Result = {1, Diffuse, 0, 1}; + bo

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Deric C. via cfe-commits
@@ -253,6 +253,37 @@ const inline float length(__detail::HLSL_FIXED_VECTOR X) { return __detail::length_vec_impl(X); } +//===--===// +// lit builtins +//===--

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-03 Thread Sarah Spall via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-02 Thread Farzon Lotfi via cfe-commits
@@ -280,6 +280,22 @@ constexpr bool4 isinf(double4 V) { return isinf((float4)V); } _DXC_COMPAT_TERNARY_DOUBLE_OVERLOADS(lerp) _DXC_COMPAT_TERNARY_INTEGER_OVERLOADS(lerp) +//===--===// +// lit builtins overloa

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-02 Thread via cfe-commits
llvmbot wrote: @llvm/pr-subscribers-backend-x86 Author: Kaitlin Peng (kmpeng) Changes Closes #99135. Tasks completed: - Wrote implementation in `hlsl_intrinsics.h`/`hlsl_intrinsic_helpers.h` that matches DXC - Created overloads in `hlsl_compat_overloads.h` that take doubles/ints and e

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-02 Thread Sarah Spall via cfe-commits
@@ -0,0 +1,36 @@ +// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 5 +// RUN: %clang_cc1 -finclude-default-header -x hlsl -triple dxil-pc-shadermodel6.3-library %s -fnative-half-type -emit-llvm -O1 -o - | FileCheck %s + +// CHECK

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-02 Thread Farzon Lotfi via cfe-commits
@@ -253,6 +253,37 @@ const inline float length(__detail::HLSL_FIXED_VECTOR X) { return __detail::length_vec_impl(X); } +//===--===// +// lit builtins +//===--

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-02 Thread Farzon Lotfi via cfe-commits
https://github.com/farzonl edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-02 Thread Farzon Lotfi via cfe-commits
https://github.com/farzonl edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-02 Thread Farzon Lotfi via cfe-commits
@@ -253,6 +253,37 @@ const inline float length(__detail::HLSL_FIXED_VECTOR X) { return __detail::length_vec_impl(X); } +//===--===// +// lit builtins +//===--

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-02 Thread Farzon Lotfi via cfe-commits
https://github.com/farzonl edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-02 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng edited https://github.com/llvm/llvm-project/pull/134171 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-02 Thread Sarah Spall via cfe-commits
@@ -253,6 +253,37 @@ const inline float length(__detail::HLSL_FIXED_VECTOR X) { return __detail::length_vec_impl(X); } +//===--===// +// lit builtins +//===--

[clang] [HLSL] Implement the `lit` intrinsic (PR #134171)

2025-04-02 Thread Kaitlin Peng via cfe-commits
https://github.com/kmpeng created https://github.com/llvm/llvm-project/pull/134171 Closes #99135. Tasks completed: - Wrote implementation in `hlsl_intrinsics.h`/`hlsl_intrinsic_helpers.h` that matches DXC - Created overloads in `hlsl_compat_overloads.h` that take doubles/ints and explicitly