https://github.com/donneypr updated
https://github.com/llvm/llvm-project/pull/157582
>From 0e67c0217dada580d43c30e03180b0977a6cce98 Mon Sep 17 00:00:00 2001
From: donneypr <donatopraba...@gmail.com>
Date: Mon, 8 Sep 2025 19:54:43 -0400
Subject: [PATCH 1/5] [clang][x86][headers] Make SSE2 add/sub intrinsics
constexpr
---
clang/lib/Headers/emmintrin.h | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/clang/lib/Headers/emmintrin.h b/clang/lib/Headers/emmintrin.h
index a366e0df407a9..c99c85f26c6d1 100644
--- a/clang/lib/Headers/emmintrin.h
+++ b/clang/lib/Headers/emmintrin.h
@@ -2060,7 +2060,7 @@ static __inline__ void __DEFAULT_FN_ATTRS
_mm_storel_pd(double *__dp,
/// A 128-bit vector of [16 x i8].
/// \returns A 128-bit vector of [16 x i8] containing the sums of both
/// parameters.
-static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_add_epi8(__m128i __a,
+static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_add_epi8_CONSTEXPR(__m128i
__a,
__m128i __b) {
return (__m128i)((__v16qu)__a + (__v16qu)__b);
}
@@ -2081,7 +2081,7 @@ static __inline__ __m128i __DEFAULT_FN_ATTRS
_mm_add_epi8(__m128i __a,
/// A 128-bit vector of [8 x i16].
/// \returns A 128-bit vector of [8 x i16] containing the sums of both
/// parameters.
-static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_add_epi16(__m128i __a,
+static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_add_epi16_CONSTEXPR(__m128i
__a,
__m128i __b) {
return (__m128i)((__v8hu)__a + (__v8hu)__b);
}
@@ -2499,7 +2499,7 @@ static __inline__ __m128i __DEFAULT_FN_ATTRS
_mm_sad_epu8(__m128i __a,
/// A 128-bit integer vector containing the subtrahends.
/// \returns A 128-bit integer vector containing the differences of the values
/// in the operands.
-static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_sub_epi8(__m128i __a,
+static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_sub_epi8_CONSTEXPR(__m128i
__a,
__m128i __b) {
return (__m128i)((__v16qu)__a - (__v16qu)__b);
}
@@ -2516,7 +2516,7 @@ static __inline__ __m128i __DEFAULT_FN_ATTRS
_mm_sub_epi8(__m128i __a,
/// A 128-bit integer vector containing the subtrahends.
/// \returns A 128-bit integer vector containing the differences of the values
/// in the operands.
-static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_sub_epi16(__m128i __a,
+static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_sub_epi16_CONSTEXPR(__m128i
__a,
__m128i __b) {
return (__m128i)((__v8hu)__a - (__v8hu)__b);
}
>From 6f109906308620d8674cc7e69c3cee09495fc34f Mon Sep 17 00:00:00 2001
From: donneypr <donatopraba...@gmail.com>
Date: Mon, 8 Sep 2025 20:05:11 -0400
Subject: [PATCH 2/5] [clang][x86][headers] Make AVX2 add/sub intrinsics
constexpr
---
clang/lib/Headers/avx2intrin.h | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/clang/lib/Headers/avx2intrin.h b/clang/lib/Headers/avx2intrin.h
index 2cacdc3c4596c..5c8c2996229c6 100644
--- a/clang/lib/Headers/avx2intrin.h
+++ b/clang/lib/Headers/avx2intrin.h
@@ -279,7 +279,7 @@ _mm256_packus_epi32(__m256i __V1, __m256i __V2)
/// \param __b
/// A 256-bit integer vector containing one of the source operands.
/// \returns A 256-bit integer vector containing the sums.
-static __inline__ __m256i __DEFAULT_FN_ATTRS256
+static __inline__ __m256i __DEFAULT_FN_ATTRS256_CONSTEXPR
_mm256_add_epi8(__m256i __a, __m256i __b)
{
return (__m256i)((__v32qu)__a + (__v32qu)__b);
@@ -298,7 +298,7 @@ _mm256_add_epi8(__m256i __a, __m256i __b)
/// \param __b
/// A 256-bit vector of [16 x i16] containing one of the source operands.
/// \returns A 256-bit vector of [16 x i16] containing the sums.
-static __inline__ __m256i __DEFAULT_FN_ATTRS256
+static __inline__ __m256i __DEFAULT_FN_ATTRS256_CONSTEXPR
_mm256_add_epi16(__m256i __a, __m256i __b)
{
return (__m256i)((__v16hu)__a + (__v16hu)__b);
@@ -317,7 +317,7 @@ _mm256_add_epi16(__m256i __a, __m256i __b)
/// \param __b
/// A 256-bit vector of [8 x i32] containing one of the source operands.
/// \returns A 256-bit vector of [8 x i32] containing the sums.
-static __inline__ __m256i __DEFAULT_FN_ATTRS256
+static __inline__ __m256i __DEFAULT_FN_ATTRS256_CONSTEXPR
_mm256_add_epi32(__m256i __a, __m256i __b)
{
return (__m256i)((__v8su)__a + (__v8su)__b);
@@ -336,7 +336,7 @@ _mm256_add_epi32(__m256i __a, __m256i __b)
/// \param __b
/// A 256-bit vector of [4 x i64] containing one of the source operands.
/// \returns A 256-bit vector of [4 x i64] containing the sums.
-static __inline__ __m256i __DEFAULT_FN_ATTRS256
+static __inline__ __m256i __DEFAULT_FN_ATTRS256_CONSTEXPR
_mm256_add_epi64(__m256i __a, __m256i __b)
{
return (__m256i)((__v4du)__a + (__v4du)__b);
@@ -2462,7 +2462,7 @@ _mm256_srl_epi64(__m256i __a, __m128i __count)
/// \param __b
/// A 256-bit integer vector containing the subtrahends.
/// \returns A 256-bit integer vector containing the differences.
-static __inline__ __m256i __DEFAULT_FN_ATTRS256
+static __inline__ __m256i __DEFAULT_FN_ATTRS256_CONSTEXPR
_mm256_sub_epi8(__m256i __a, __m256i __b)
{
return (__m256i)((__v32qu)__a - (__v32qu)__b);
@@ -2489,7 +2489,7 @@ _mm256_sub_epi8(__m256i __a, __m256i __b)
/// \param __b
/// A 256-bit vector of [16 x i16] containing the subtrahends.
/// \returns A 256-bit vector of [16 x i16] containing the differences.
-static __inline__ __m256i __DEFAULT_FN_ATTRS256
+static __inline__ __m256i __DEFAULT_FN_ATTRS256_CONSTEXPR
_mm256_sub_epi16(__m256i __a, __m256i __b)
{
return (__m256i)((__v16hu)__a - (__v16hu)__b);
@@ -2515,7 +2515,7 @@ _mm256_sub_epi16(__m256i __a, __m256i __b)
/// \param __b
/// A 256-bit vector of [8 x i32] containing the subtrahends.
/// \returns A 256-bit vector of [8 x i32] containing the differences.
-static __inline__ __m256i __DEFAULT_FN_ATTRS256
+static __inline__ __m256i __DEFAULT_FN_ATTRS256_CONSTEXPR
_mm256_sub_epi32(__m256i __a, __m256i __b)
{
return (__m256i)((__v8su)__a - (__v8su)__b);
@@ -2541,7 +2541,7 @@ _mm256_sub_epi32(__m256i __a, __m256i __b)
/// \param __b
/// A 256-bit vector of [4 x i64] containing the subtrahends.
/// \returns A 256-bit vector of [4 x i64] containing the differences.
-static __inline__ __m256i __DEFAULT_FN_ATTRS256
+static __inline__ __m256i __DEFAULT_FN_ATTRS256_CONSTEXPR
_mm256_sub_epi64(__m256i __a, __m256i __b)
{
return (__m256i)((__v4du)__a - (__v4du)__b);
>From 94e4e4d6ece5b24d9d494f1b0874c179bacb1b5c Mon Sep 17 00:00:00 2001
From: donneypr <donatopraba...@gmail.com>
Date: Mon, 8 Sep 2025 20:19:28 -0400
Subject: [PATCH 3/5] [clang][x86][headers] Make AVX-512 epi64 add/sub
intrinsics constexpr Fixes #152490
---
clang/lib/Headers/avx512fintrin.h | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/clang/lib/Headers/avx512fintrin.h
b/clang/lib/Headers/avx512fintrin.h
index 67499fd83a089..1d3aeb284b00c 100644
--- a/clang/lib/Headers/avx512fintrin.h
+++ b/clang/lib/Headers/avx512fintrin.h
@@ -859,7 +859,7 @@ _mm512_add_epi64(__m512i __A, __m512i __B) {
return (__m512i) ((__v8du) __A + (__v8du) __B);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_mask_add_epi64(__m512i __W, __mmask8 __U, __m512i __A, __m512i __B)
{
return (__m512i)__builtin_ia32_selectq_512((__mmask8)__U,
@@ -867,7 +867,7 @@ _mm512_mask_add_epi64(__m512i __W, __mmask8 __U, __m512i
__A, __m512i __B)
(__v8di)__W);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_maskz_add_epi64(__mmask8 __U, __m512i __A, __m512i __B)
{
return (__m512i)__builtin_ia32_selectq_512((__mmask8)__U,
@@ -875,13 +875,13 @@ _mm512_maskz_add_epi64(__mmask8 __U, __m512i __A, __m512i
__B)
(__v8di)_mm512_setzero_si512());
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_sub_epi64 (__m512i __A, __m512i __B)
{
return (__m512i) ((__v8du) __A - (__v8du) __B);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_mask_sub_epi64(__m512i __W, __mmask8 __U, __m512i __A, __m512i __B)
{
return (__m512i)__builtin_ia32_selectq_512((__mmask8)__U,
@@ -889,7 +889,7 @@ _mm512_mask_sub_epi64(__m512i __W, __mmask8 __U, __m512i
__A, __m512i __B)
(__v8di)__W);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_maskz_sub_epi64(__mmask8 __U, __m512i __A, __m512i __B)
{
return (__m512i)__builtin_ia32_selectq_512((__mmask8)__U,
@@ -897,7 +897,7 @@ _mm512_maskz_sub_epi64(__mmask8 __U, __m512i __A, __m512i
__B)
(__v8di)_mm512_setzero_si512());
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_add_epi32 (__m512i __A, __m512i __B)
{
return (__m512i) ((__v16su) __A + (__v16su) __B);
@@ -919,7 +919,7 @@ _mm512_maskz_add_epi32 (__mmask16 __U, __m512i __A, __m512i
__B)
(__v16si)_mm512_setzero_si512());
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_sub_epi32 (__m512i __A, __m512i __B)
{
return (__m512i) ((__v16su) __A - (__v16su) __B);
>From b21b4ffb4bd30624d4891f068002bccfe01ec5bc Mon Sep 17 00:00:00 2001
From: donneypr <donatopraba...@gmail.com>
Date: Mon, 8 Sep 2025 21:48:53 -0400
Subject: [PATCH 4/5] [clang][x86][headers] Make AVX-512F masked epi32 add/sub
constexpr Fixes llvm/llvm-project#152490
---
clang/lib/Headers/avx512fintrin.h | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/clang/lib/Headers/avx512fintrin.h
b/clang/lib/Headers/avx512fintrin.h
index 1d3aeb284b00c..6dc70b54f2fd9 100644
--- a/clang/lib/Headers/avx512fintrin.h
+++ b/clang/lib/Headers/avx512fintrin.h
@@ -903,7 +903,7 @@ _mm512_add_epi32 (__m512i __A, __m512i __B)
return (__m512i) ((__v16su) __A + (__v16su) __B);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_mask_add_epi32(__m512i __W, __mmask16 __U, __m512i __A, __m512i __B)
{
return (__m512i)__builtin_ia32_selectd_512((__mmask16)__U,
@@ -911,7 +911,7 @@ _mm512_mask_add_epi32(__m512i __W, __mmask16 __U, __m512i
__A, __m512i __B)
(__v16si)__W);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_maskz_add_epi32 (__mmask16 __U, __m512i __A, __m512i __B)
{
return (__m512i)__builtin_ia32_selectd_512((__mmask16)__U,
@@ -925,7 +925,7 @@ _mm512_sub_epi32 (__m512i __A, __m512i __B)
return (__m512i) ((__v16su) __A - (__v16su) __B);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_mask_sub_epi32(__m512i __W, __mmask16 __U, __m512i __A, __m512i __B)
{
return (__m512i)__builtin_ia32_selectd_512((__mmask16)__U,
@@ -933,7 +933,7 @@ _mm512_mask_sub_epi32(__m512i __W, __mmask16 __U, __m512i
__A, __m512i __B)
(__v16si)__W);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_maskz_sub_epi32(__mmask16 __U, __m512i __A, __m512i __B)
{
return (__m512i)__builtin_ia32_selectd_512((__mmask16)__U,
>From 19d2c77b9afa4a51d43ce3beabb1f92185b1d0f0 Mon Sep 17 00:00:00 2001
From: donneypr <donatopraba...@gmail.com>
Date: Mon, 8 Sep 2025 21:53:07 -0400
Subject: [PATCH 5/5] [clang][x86][headers] Make AVX-512BW masked add/sub
(epi8/epi16) constexpr
Fixes llvm/llvm-project#152490.
---
clang/lib/Headers/avx512bwintrin.h | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)
diff --git a/clang/lib/Headers/avx512bwintrin.h
b/clang/lib/Headers/avx512bwintrin.h
index 31e0a2242240c..cfb420f9ac1f9 100644
--- a/clang/lib/Headers/avx512bwintrin.h
+++ b/clang/lib/Headers/avx512bwintrin.h
@@ -369,76 +369,76 @@ static __inline__ void __DEFAULT_FN_ATTRS
_store_mask64(__mmask64 *__A,
#define _mm512_mask_cmpneq_epu16_mask(k, A, B) \
_mm512_mask_cmp_epu16_mask((k), (A), (B), _MM_CMPINT_NE)
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_add_epi8 (__m512i __A, __m512i __B) {
return (__m512i) ((__v64qu) __A + (__v64qu) __B);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_mask_add_epi8(__m512i __W, __mmask64 __U, __m512i __A, __m512i __B) {
return (__m512i)__builtin_ia32_selectb_512((__mmask64)__U,
(__v64qi)_mm512_add_epi8(__A,
__B),
(__v64qi)__W);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_maskz_add_epi8(__mmask64 __U, __m512i __A, __m512i __B) {
return (__m512i)__builtin_ia32_selectb_512((__mmask64)__U,
(__v64qi)_mm512_add_epi8(__A,
__B),
(__v64qi)_mm512_setzero_si512());
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_sub_epi8 (__m512i __A, __m512i __B) {
return (__m512i) ((__v64qu) __A - (__v64qu) __B);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_mask_sub_epi8(__m512i __W, __mmask64 __U, __m512i __A, __m512i __B) {
return (__m512i)__builtin_ia32_selectb_512((__mmask64)__U,
(__v64qi)_mm512_sub_epi8(__A,
__B),
(__v64qi)__W);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_maskz_sub_epi8(__mmask64 __U, __m512i __A, __m512i __B) {
return (__m512i)__builtin_ia32_selectb_512((__mmask64)__U,
(__v64qi)_mm512_sub_epi8(__A,
__B),
(__v64qi)_mm512_setzero_si512());
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_add_epi16 (__m512i __A, __m512i __B) {
return (__m512i) ((__v32hu) __A + (__v32hu) __B);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_mask_add_epi16(__m512i __W, __mmask32 __U, __m512i __A, __m512i __B) {
return (__m512i)__builtin_ia32_selectw_512((__mmask32)__U,
(__v32hi)_mm512_add_epi16(__A,
__B),
(__v32hi)__W);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_maskz_add_epi16(__mmask32 __U, __m512i __A, __m512i __B) {
return (__m512i)__builtin_ia32_selectw_512((__mmask32)__U,
(__v32hi)_mm512_add_epi16(__A,
__B),
(__v32hi)_mm512_setzero_si512());
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_sub_epi16 (__m512i __A, __m512i __B) {
return (__m512i) ((__v32hu) __A - (__v32hu) __B);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_mask_sub_epi16(__m512i __W, __mmask32 __U, __m512i __A, __m512i __B) {
return (__m512i)__builtin_ia32_selectw_512((__mmask32)__U,
(__v32hi)_mm512_sub_epi16(__A,
__B),
(__v32hi)__W);
}
-static __inline__ __m512i __DEFAULT_FN_ATTRS512
+static __inline__ __m512i __DEFAULT_FN_ATTRS512_CONSTEXPR
_mm512_maskz_sub_epi16(__mmask32 __U, __m512i __A, __m512i __B) {
return (__m512i)__builtin_ia32_selectw_512((__mmask32)__U,
(__v32hi)_mm512_sub_epi16(__A,
__B),
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