Skip to content

[X86] Remove CLDEMOTE from Arrowlake and later hybrid processors #144833

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom
Open
wants to merge 2 commits into
base: main
Choose a base branch
from
Open

[X86] Remove CLDEMOTE from Arrowlake and later hybrid processors #144833

wants to merge 2 commits into from
+178 −169

Conversation

phoebewang
Copy link
Contributor

Decouple Arrowlake from Sierraforest because the later has CLDEMOTE feature.

@phoebewang
[X86] Remove CLDEMOTE from Arrowlake and later hybrid processors
8e218d9 
Decouple Arrowlake from Sierraforest because the later has CLDEMOTE
feature.
@llvmbot llvmbot added clang Clang issues not falling into any other category backend:X86 labels Jun 19, 2025
@llvmbot
Copy link
Member

llvmbot commented Jun 19, 2025 •
edited
Loading

@llvm/pr-subscribers-backend-x86

@llvm/pr-subscribers-clang

Author: Phoebe Wang (phoebewang)

Changes

Decouple Arrowlake from Sierraforest because the later has CLDEMOTE feature.

Patch is 20.92 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/144833.diff

3 Files Affected:

  • (modified) clang/test/Preprocessor/predefined-arch-macros.c (+157-155)
  • (modified) llvm/lib/Target/X86/X86.td (+12-8)
  • (modified) llvm/lib/TargetParser/X86TargetParser.cpp (+7-5)
diff --git a/clang/test/Preprocessor/predefined-arch-macros.c b/clang/test/Preprocessor/predefined-arch-macros.c
index 9dfeddbd4d5ac..86d51820ae5b5 100644
--- a/clang/test/Preprocessor/predefined-arch-macros.c
+++ b/clang/test/Preprocessor/predefined-arch-macros.c
@@ -2556,209 +2556,211 @@
 
 // RUN: %clang -march=sierraforest -m32 -E -dM %s -o - 2>&1 \
 // RUN:     --target=i386 \
-// RUN:   | FileCheck -match-full-lines %s -check-prefix=CHECK_SRF_M32
+// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_ARL_M32,CHECK_SRF_M32
 // RUN: %clang -march=grandridge -m32 -E -dM %s -o - 2>&1 \
 // RUN:     --target=i386 \
-// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_SRF_M32
+// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_ARL_M32,CHECK_SRF_M32
 // RUN: %clang -march=arrowlake -m32 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
-// RUN:   | FileCheck -match-full-lines %s -check-prefix=CHECK_SRF_M32
+// RUN:   | FileCheck -match-full-lines %s -check-prefix=CHECK_ARL_M32
 // RUN: %clang -march=arrowlake-s -m32 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
-// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_SRF_M32,CHECK_ARLS_M32
+// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_ARL_M32,CHECK_ARLS_M32
 // RUN: %clang -march=lunarlake -m32 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
-// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_SRF_M32,CHECK_ARLS_M32
+// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_ARL_M32,CHECK_ARLS_M32
 // RUN: %clang -march=pantherlake -m32 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
-// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_SRF_M32,CHECK_ARLS_M32,CHECK_PTL_M32
+// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_ARL_M32,CHECK_ARLS_M32,CHECK_PTL_M32
 // RUN: %clang -march=clearwaterforest -m32 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
 // RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_SRF_M32,CHECK_ARLS_M32,CHECK_PTL_M32,CHECK_CWF_M32
-// CHECK_SRF_M32: #define __ADX__ 1
-// CHECK_SRF_M32: #define __AES__ 1
-// CHECK_SRF_M32: #define __AVX2__ 1
-// CHECK_SRF_M32-NOT: AVX512
-// CHECK_SRF_M32: #define __AVXIFMA__ 1
-// CHECK_SRF_M32: #define __AVXNECONVERT__ 1
-// CHECK_SRF_M32-NOT: #define __AVXVNNIINT16__ 1
+// CHECK_ARL_M32: #define __ADX__ 1
+// CHECK_ARL_M32: #define __AES__ 1
+// CHECK_ARL_M32: #define __AVX2__ 1
+// CHECK_ARL_M32-NOT: AVX512
+// CHECK_ARL_M32: #define __AVXIFMA__ 1
+// CHECK_ARL_M32: #define __AVXNECONVERT__ 1
+// CHECK_ARL_M32-NOT: #define __AVXVNNIINT16__ 1
 // CHECK_ARLS_M32: #define __AVXVNNIINT16__ 1
-// CHECK_SRF_M32: #define __AVXVNNIINT8__ 1
-// CHECK_SRF_M32: #define __AVXVNNI__ 1
-// CHECK_SRF_M32: #define __AVX__ 1
-// CHECK_SRF_M32: #define __BMI2__ 1
-// CHECK_SRF_M32: #define __BMI__ 1
+// CHECK_ARL_M32: #define __AVXVNNIINT8__ 1
+// CHECK_ARL_M32: #define __AVXVNNI__ 1
+// CHECK_ARL_M32: #define __AVX__ 1
+// CHECK_ARL_M32: #define __BMI2__ 1
+// CHECK_ARL_M32: #define __BMI__ 1
+// CHECK_ARLS_M32-NOT: __CLDEMOTE__
 // CHECK_SRF_M32: #define __CLDEMOTE__ 1
-// CHECK_SRF_M32: #define __CLFLUSHOPT__ 1
-// CHECK_SRF_M32: #define __CLWB__ 1
-// CHECK_SRF_M32: #define __CMPCCXADD__ 1
-// CHECK_SRF_M32: #define __ENQCMD__ 1
-// CHECK_SRF_M32: #define __F16C__ 1
-// CHECK_SRF_M32: #define __FMA__ 1
-// CHECK_SRF_M32: #define __FSGSBASE__ 1
-// CHECK_SRF_M32: #define __FXSR__ 1
-// CHECK_SRF_M32: #define __GFNI__ 1
-// CHECK_SRF_M32: #define __HRESET__ 1
-// CHECK_SRF_M32: #define __INVPCID__ 1
-// CHECK_SRF_M32: #define __KL__ 1
-// CHECK_SRF_M32: #define __LZCNT__ 1
-// CHECK_SRF_M32: #define __MMX__ 1
-// CHECK_SRF_M32: #define __MOVBE__ 1
-// CHECK_SRF_M32: #define __MOVDIR64B__ 1
-// CHECK_SRF_M32: #define __MOVDIRI__ 1
-// CHECK_SRF_M32: #define __PCLMUL__ 1
-// CHECK_SRF_M32: #define __PCONFIG__ 1
-// CHECK_SRF_M32: #define __PKU__ 1
-// CHECK_SRF_M32: #define __POPCNT__ 1
-// CHECK_SRF_M32-NOT: #define __PREFETCHI__ 1
+// CHECK_ARL_M32: #define __CLFLUSHOPT__ 1
+// CHECK_ARL_M32: #define __CLWB__ 1
+// CHECK_ARL_M32: #define __CMPCCXADD__ 1
+// CHECK_ARL_M32: #define __ENQCMD__ 1
+// CHECK_ARL_M32: #define __F16C__ 1
+// CHECK_ARL_M32: #define __FMA__ 1
+// CHECK_ARL_M32: #define __FSGSBASE__ 1
+// CHECK_ARL_M32: #define __FXSR__ 1
+// CHECK_ARL_M32: #define __GFNI__ 1
+// CHECK_ARL_M32: #define __HRESET__ 1
+// CHECK_ARL_M32: #define __INVPCID__ 1
+// CHECK_ARL_M32: #define __KL__ 1
+// CHECK_ARL_M32: #define __LZCNT__ 1
+// CHECK_ARL_M32: #define __MMX__ 1
+// CHECK_ARL_M32: #define __MOVBE__ 1
+// CHECK_ARL_M32: #define __MOVDIR64B__ 1
+// CHECK_ARL_M32: #define __MOVDIRI__ 1
+// CHECK_ARL_M32: #define __PCLMUL__ 1
+// CHECK_ARL_M32: #define __PCONFIG__ 1
+// CHECK_ARL_M32: #define __PKU__ 1
+// CHECK_ARL_M32: #define __POPCNT__ 1
+// CHECK_ARL_M32-NOT: #define __PREFETCHI__ 1
 // CHECK_ARLS_M32-NOT: #define __PREFETCHI__ 1
 // CHECK_PTL_M32: #define __PREFETCHI__ 1
-// CHECK_SRF_M32: #define __PRFCHW__ 1
-// CHECK_SRF_M32: #define __PTWRITE__ 1
-// CHECK_SRF_M32-NOT: #define __RAOINT__ 1
-// CHECK_SRF_M32: #define __RDPID__ 1
-// CHECK_SRF_M32: #define __RDRND__ 1
-// CHECK_SRF_M32: #define __RDSEED__ 1
-// CHECK_SRF_M32: #define __SERIALIZE__ 1
-// CHECK_SRF_M32: #define __SGX__ 1
-// CHECK_SRF_M32-NOT: #define __SHA512__ 1
+// CHECK_ARL_M32: #define __PRFCHW__ 1
+// CHECK_ARL_M32: #define __PTWRITE__ 1
+// CHECK_ARL_M32-NOT: #define __RAOINT__ 1
+// CHECK_ARL_M32: #define __RDPID__ 1
+// CHECK_ARL_M32: #define __RDRND__ 1
+// CHECK_ARL_M32: #define __RDSEED__ 1
+// CHECK_ARL_M32: #define __SERIALIZE__ 1
+// CHECK_ARL_M32: #define __SGX__ 1
+// CHECK_ARL_M32-NOT: #define __SHA512__ 1
 // CHECK_ARLS_M32: #define __SHA512__ 1
-// CHECK_SRF_M32: #define __SHA__ 1
-// CHECK_SRF_M32: #define __SHSTK__ 1
-// CHECK_SRF_M32-NOT: #define __SM3__ 1
+// CHECK_ARL_M32: #define __SHA__ 1
+// CHECK_ARL_M32: #define __SHSTK__ 1
+// CHECK_ARL_M32-NOT: #define __SM3__ 1
 // CHECK_ARLS_M32: #define __SM3__ 1
-// CHECK_SRF_M32-NOT: #define __SM4__ 1
+// CHECK_ARL_M32-NOT: #define __SM4__ 1
 // CHECK_ARLS_M32: #define __SM4__ 1
-// CHECK_SRF_M32: #define __SSE2__ 1
-// CHECK_SRF_M32: #define __SSE3__ 1
-// CHECK_SRF_M32: #define __SSE4_1__ 1
-// CHECK_SRF_M32: #define __SSE4_2__ 1
-// CHECK_SRF_M32: #define __SSE_MATH__ 1
-// CHECK_SRF_M32: #define __SSE__ 1
-// CHECK_SRF_M32: #define __SSSE3__ 1
-// CHECK_SRF_M32: #define __UINTR__ 1
-// CHECK_SRF_M32-NOT: #define __USERMSR__ 1
+// CHECK_ARL_M32: #define __SSE2__ 1
+// CHECK_ARL_M32: #define __SSE3__ 1
+// CHECK_ARL_M32: #define __SSE4_1__ 1
+// CHECK_ARL_M32: #define __SSE4_2__ 1
+// CHECK_ARL_M32: #define __SSE_MATH__ 1
+// CHECK_ARL_M32: #define __SSE__ 1
+// CHECK_ARL_M32: #define __SSSE3__ 1
+// CHECK_ARL_M32: #define __UINTR__ 1
+// CHECK_ARL_M32-NOT: #define __USERMSR__ 1
 // CHECK_ARLS_M32-NOT: #define __USERMSR__ 1
 // CHECK_PTL_M32-NOT: #define __USERMSR__ 1
 // CHECK_CWF_M32: #define __USERMSR__ 1
-// CHECK_SRF_M32: #define __VAES__ 1
-// CHECK_SRF_M32: #define __VPCLMULQDQ__ 1
-// CHECK_SRF_M32: #define __WAITPKG__ 1
-// CHECK_SRF_M32: #define __WIDEKL__ 1
-// CHECK_SRF_M32: #define __XSAVEC__ 1
-// CHECK_SRF_M32: #define __XSAVEOPT__ 1
-// CHECK_SRF_M32: #define __XSAVES__ 1
-// CHECK_SRF_M32: #define __XSAVE__ 1
-// CHECK_SRF_M32: #define __corei7 1
-// CHECK_SRF_M32: #define __corei7__ 1
-// CHECK_SRF_M32: #define __i386 1
-// CHECK_SRF_M32: #define __i386__ 1
-// CHECK_SRF_M32: #define __tune_corei7__ 1
-// CHECK_SRF_M32: #define i386 1
+// CHECK_ARL_M32: #define __VAES__ 1
+// CHECK_ARL_M32: #define __VPCLMULQDQ__ 1
+// CHECK_ARL_M32: #define __WAITPKG__ 1
+// CHECK_ARL_M32: #define __WIDEKL__ 1
+// CHECK_ARL_M32: #define __XSAVEC__ 1
+// CHECK_ARL_M32: #define __XSAVEOPT__ 1
+// CHECK_ARL_M32: #define __XSAVES__ 1
+// CHECK_ARL_M32: #define __XSAVE__ 1
+// CHECK_ARL_M32: #define __corei7 1
+// CHECK_ARL_M32: #define __corei7__ 1
+// CHECK_ARL_M32: #define __i386 1
+// CHECK_ARL_M32: #define __i386__ 1
+// CHECK_ARL_M32: #define __tune_corei7__ 1
+// CHECK_ARL_M32: #define i386 1
 
 // RUN: %clang -march=sierraforest -m64 -E -dM %s -o - 2>&1 \
 // RUN:     --target=i386 \
-// RUN:   | FileCheck -match-full-lines %s -check-prefix=CHECK_SRF_M64
+// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_ARL_M64,CHECK_SRF_M64
 // RUN: %clang -march=grandridge -m64 -E -dM %s -o - 2>&1 \
 // RUN:     --target=i386 \
-// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_SRF_M64
+// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_ARL_M64,CHECK_SRF_M64
 // RUN: %clang -march=arrowlake -m64 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
-// RUN:   | FileCheck -match-full-lines %s -check-prefix=CHECK_SRF_M64
+// RUN:   | FileCheck -match-full-lines %s -check-prefix=CHECK_ARL_M64
 // RUN: %clang -march=arrowlake-s -m64 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
-// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_SRF_M64,CHECK_ARLS_M64
+// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_ARL_M64,CHECK_ARLS_M64
 // RUN: %clang -march=lunarlake -m64 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
-// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_SRF_M64,CHECK_ARLS_M64
+// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_ARL_M64,CHECK_ARLS_M64
 // RUN: %clang -march=pantherlake -m64 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
-// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_SRF_M64,CHECK_ARLS_M64,CHECK_PTL_M64
+// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_ARL_M64,CHECK_ARLS_M64,CHECK_PTL_M64
 // RUN: %clang -march=clearwaterforest -m64 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
-// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_SRF_M64,CHECK_ARLS_M64,CHECK_PTL_M64,CHECK_CWF_M64
-// CHECK_SRF_M64: #define __ADX__ 1
-// CHECK_SRF_M64: #define __AES__ 1
-// CHECK_SRF_M64: #define __AVX2__ 1
-// CHECK_SRF_M64-NOT: AVX512
-// CHECK_SRF_M64: #define __AVXIFMA__ 1
-// CHECK_SRF_M64: #define __AVXNECONVERT__ 1
-// CHECK_SRF_M64-NOT: #define __AVXVNNIINT16__ 1
+// RUN:   | FileCheck -match-full-lines %s -check-prefixes=CHECK_ARL_M64,CHECK_SRF_M64,CHECK_ARLS_M64,CHECK_PTL_M64,CHECK_CWF_M64
+// CHECK_ARL_M64: #define __ADX__ 1
+// CHECK_ARL_M64: #define __AES__ 1
+// CHECK_ARL_M64: #define __AVX2__ 1
+// CHECK_ARL_M64-NOT: AVX512
+// CHECK_ARL_M64: #define __AVXIFMA__ 1
+// CHECK_ARL_M64: #define __AVXNECONVERT__ 1
+// CHECK_ARL_M64-NOT: #define __AVXVNNIINT16__ 1
 // CHECK_ARLS_M64: #define __AVXVNNIINT16__ 1
-// CHECK_SRF_M64: #define __AVXVNNIINT8__ 1
-// CHECK_SRF_M64: #define __AVXVNNI__ 1
-// CHECK_SRF_M64: #define __AVX__ 1
-// CHECK_SRF_M64: #define __BMI2__ 1
-// CHECK_SRF_M64: #define __BMI__ 1
+// CHECK_ARL_M64: #define __AVXVNNIINT8__ 1
+// CHECK_ARL_M64: #define __AVXVNNI__ 1
+// CHECK_ARL_M64: #define __AVX__ 1
+// CHECK_ARL_M64: #define __BMI2__ 1
+// CHECK_ARL_M64: #define __BMI__ 1
+// CHECK_ARLS_M64-NOT: __CLDEMOTE__
 // CHECK_SRF_M64: #define __CLDEMOTE__ 1
-// CHECK_SRF_M64: #define __CLFLUSHOPT__ 1
-// CHECK_SRF_M64: #define __CLWB__ 1
-// CHECK_SRF_M64: #define __CMPCCXADD__ 1
-// CHECK_SRF_M64: #define __ENQCMD__ 1
-// CHECK_SRF_M64: #define __F16C__ 1
-// CHECK_SRF_M64: #define __FMA__ 1
-// CHECK_SRF_M64: #define __FSGSBASE__ 1
-// CHECK_SRF_M64: #define __FXSR__ 1
-// CHECK_SRF_M64: #define __GFNI__ 1
-// CHECK_SRF_M64: #define __HRESET__ 1
-// CHECK_SRF_M64: #define __INVPCID__ 1
-// CHECK_SRF_M64: #define __KL__ 1
-// CHECK_SRF_M64: #define __LZCNT__ 1
-// CHECK_SRF_M64: #define __MMX__ 1
-// CHECK_SRF_M64: #define __MOVBE__ 1
-// CHECK_SRF_M64: #define __MOVDIR64B__ 1
-// CHECK_SRF_M64: #define __MOVDIRI__ 1
-// CHECK_SRF_M64: #define __PCLMUL__ 1
-// CHECK_SRF_M64: #define __PCONFIG__ 1
-// CHECK_SRF_M64: #define __PKU__ 1
-// CHECK_SRF_M64: #define __POPCNT__ 1
-// CHECK_SRF_M64-NOT: #define __PREFETCHI__ 1
+// CHECK_ARL_M64: #define __CLFLUSHOPT__ 1
+// CHECK_ARL_M64: #define __CLWB__ 1
+// CHECK_ARL_M64: #define __CMPCCXADD__ 1
+// CHECK_ARL_M64: #define __ENQCMD__ 1
+// CHECK_ARL_M64: #define __F16C__ 1
+// CHECK_ARL_M64: #define __FMA__ 1
+// CHECK_ARL_M64: #define __FSGSBASE__ 1
+// CHECK_ARL_M64: #define __FXSR__ 1
+// CHECK_ARL_M64: #define __GFNI__ 1
+// CHECK_ARL_M64: #define __HRESET__ 1
+// CHECK_ARL_M64: #define __INVPCID__ 1
+// CHECK_ARL_M64: #define __KL__ 1
+// CHECK_ARL_M64: #define __LZCNT__ 1
+// CHECK_ARL_M64: #define __MMX__ 1
+// CHECK_ARL_M64: #define __MOVBE__ 1
+// CHECK_ARL_M64: #define __MOVDIR64B__ 1
+// CHECK_ARL_M64: #define __MOVDIRI__ 1
+// CHECK_ARL_M64: #define __PCLMUL__ 1
+// CHECK_ARL_M64: #define __PCONFIG__ 1
+// CHECK_ARL_M64: #define __PKU__ 1
+// CHECK_ARL_M64: #define __POPCNT__ 1
+// CHECK_ARL_M64-NOT: #define __PREFETCHI__ 1
 // CHECK_ARLS_M64-NOT: #define __PREFETCHI__ 1
 // CHECK_PTL_M64: #define __PREFETCHI__ 1
-// CHECK_SRF_M64: #define __PRFCHW__ 1
-// CHECK_SRF_M64: #define __PTWRITE__ 1
-// CHECK_SRF_M64-NOT: #define __RAOINT__ 1
-// CHECK_SRF_M64: #define __RDPID__ 1
-// CHECK_SRF_M64: #define __RDRND__ 1
-// CHECK_SRF_M64: #define __RDSEED__ 1
-// CHECK_SRF_M64: #define __SERIALIZE__ 1
-// CHECK_SRF_M64: #define __SGX__ 1
-// CHECK_SRF_M64-NOT: #define __SHA512__ 1
+// CHECK_ARL_M64: #define __PRFCHW__ 1
+// CHECK_ARL_M64: #define __PTWRITE__ 1
+// CHECK_ARL_M64-NOT: #define __RAOINT__ 1
+// CHECK_ARL_M64: #define __RDPID__ 1
+// CHECK_ARL_M64: #define __RDRND__ 1
+// CHECK_ARL_M64: #define __RDSEED__ 1
+// CHECK_ARL_M64: #define __SERIALIZE__ 1
+// CHECK_ARL_M64: #define __SGX__ 1
+// CHECK_ARL_M64-NOT: #define __SHA512__ 1
 // CHECK_ARLS_M64: #define __SHA512__ 1
-// CHECK_SRF_M64: #define __SHA__ 1
-// CHECK_SRF_M64: #define __SHSTK__ 1
-// CHECK_SRF_M64-NOT: #define __SM3__ 1
+// CHECK_ARL_M64: #define __SHA__ 1
+// CHECK_ARL_M64: #define __SHSTK__ 1
+// CHECK_ARL_M64-NOT: #define __SM3__ 1
 // CHECK_ARLS_M64: #define __SM3__ 1
-// CHECK_SRF_M64-NOT: #define __SM4__ 1
+// CHECK_ARL_M64-NOT: #define __SM4__ 1
 // CHECK_ARLS_M64: #define __SM4__ 1
-// CHECK_SRF_M64: #define __SSE2_MATH__ 1
-// CHECK_SRF_M64: #define __SSE2__ 1
-// CHECK_SRF_M64: #define __SSE3__ 1
-// CHECK_SRF_M64: #define __SSE4_1__ 1
-// CHECK_SRF_M64: #define __SSE4_2__ 1
-// CHECK_SRF_M64: #define __SSE_MATH__ 1
-// CHECK_SRF_M64: #define __SSE__ 1
-// CHECK_SRF_M64: #define __SSSE3__ 1
-// CHECK_SRF_M64: #define __UINTR__ 1
-// CHECK_SRF_M64-NOT: #define __USERMSR__ 1
+// CHECK_ARL_M64: #define __SSE2_MATH__ 1
+// CHECK_ARL_M64: #define __SSE2__ 1
+// CHECK_ARL_M64: #define __SSE3__ 1
+// CHECK_ARL_M64: #define __SSE4_1__ 1
+// CHECK_ARL_M64: #define __SSE4_2__ 1
+// CHECK_ARL_M64: #define __SSE_MATH__ 1
+// CHECK_ARL_M64: #define __SSE__ 1
+// CHECK_ARL_M64: #define __SSSE3__ 1
+// CHECK_ARL_M64: #define __UINTR__ 1
+// CHECK_ARL_M64-NOT: #define __USERMSR__ 1
 // CHECK_ARLS_M64-NOT: #define __USERMSR__ 1
 // CHECK_PTL_M64-NOT: #define __USERMSR__ 1
 // CHECK_CWF_M64: #define __USERMSR__ 1
-// CHECK_SRF_M64: #define __VAES__ 1
-// CHECK_SRF_M64: #define __VPCLMULQDQ__ 1
-// CHECK_SRF_M64: #define __WAITPKG__ 1
-// CHECK_SRF_M64: #define __WIDEKL__ 1
-// CHECK_SRF_M64: #define __XSAVEC__ 1
-// CHECK_SRF_M64: #define __XSAVEOPT__ 1
-// CHECK_SRF_M64: #define __XSAVES__ 1
-// CHECK_SRF_M64: #define __XSAVE__ 1
-// CHECK_SRF_M64: #define __amd64 1
-// CHECK_SRF_M64: #define __amd64__ 1
-// CHECK_SRF_M64: #define __corei7 1
-// CHECK_SRF_M64: #define __corei7__ 1
-// CHECK_SRF_M64: #define __tune_corei7__ 1
-// CHECK_SRF_M64: #define __x86_64 1
-// CHECK_SRF_M64: #define __x86_64__ 1
+// CHECK_ARL_M64: #define __VAES__ 1
+// CHECK_ARL_M64: #define __VPCLMULQDQ__ 1
+// CHECK_ARL_M64: #define __WAITPKG__ 1
+// CHECK_ARL_M64: #define __WIDEKL__ 1
+// CHECK_ARL_M64: #define __XSAVEC__ 1
+// CHECK_ARL_M64: #define __XSAVEOPT__ 1
+// CHECK_ARL_M64: #define __XSAVES__ 1
+// CHECK_ARL_M64: #define __XSAVE__ 1
+// CHECK_ARL_M64: #define __amd64 1
+// CHECK_ARL_M64: #define __amd64__ 1
+// CHECK_ARL_M64: #define __corei7 1
+// CHECK_ARL_M64: #define __corei7__ 1
+// CHECK_ARL_M64: #define __tune_corei7__ 1
+// CHECK_ARL_M64: #define __x86_64 1
+// CHECK_ARL_M64: #define __x86_64__ 1
 
 // RUN: %clang -march=geode -m32 -E -dM %s -o - 2>&1 \
 // RUN:     -target i386-unknown-linux \
diff --git a/llvm/lib/Target/X86/X86.td b/llvm/lib/Target/X86/X86.td
index b09891652ad99..196e962bdd524 100644
--- a/llvm/lib/Target/X86/X86.td
+++ b/llvm/lib/Target/X86/X86.td
@@ -1304,16 +1304,20 @@ def ProcessorFeatures {
                                       TuningPOPCNTFalseDeps,
                                       TuningInsertVZEROUPPER];
 
-  // Sierraforest
-  list<SubtargetFeature> SRFAdditionalFeatures = [FeatureCMPCCXADD,
+  // Arrowlake
+  list<SubtargetFeature> ARLAdditionalFeatures = [FeatureCMPCCXADD,
                                                   FeatureAVXIFMA,
                                                   FeatureAVXNECONVERT,
                                                   FeatureENQCMD,
                                                   FeatureUINTR,
-                                                  FeatureCLDEMOTE,
                                                   FeatureAVXVNNIINT8];
+  list<SubtargetFeature> ARLFeatures =
+    !listconcat(ADLFeatures, ARLAdditionalFeatures);
+
+  // Sierraforest
+  list<SubtargetFeature> SRFAdditionalFeatures = [FeatureCLDEMOTE];
   list<SubtargetFeature> SRFFeatures =
-    !listconcat(ADLFeatures, SRFAdditionalFeatures);
+    !listconcat(ARLFeatures, SRFAdditionalFeatures);
 
   // Arrowlake S
   list<SubtargetFeature> ARLSAdditionalFeatures = [FeatureAVXVNNIINT16,
@@ -1321,7 +1325,7 @@ def ProcessorFeatures {
                                                    FeatureSM3,
                                                    FeatureSM4];
   list<SubtargetFeature> ARLSFeatures =
-    !listconcat(SRFFeatures, ARLSAdditionalFeatures);
+    !listconcat(ARLFeatures, ARLSAdditionalFeatures);
 
   // Pantherlake
   list<SubtargetFeature> PTLAdditionalFeatures = [FeaturePREFETCHI];
@@ -1330,10 +1334,10 @@ def ProcessorFeatures {
 
 
   // Clearwaterforest
-  list<SubtargetFeature> CWFAdditionalFeatures = [FeaturePREFETCHI,
+  list<SubtargetFeature> CWFAdditionalFeatures = [FeatureCLDEMOTE,
                                                   FeatureUSERMSR];
   list<SubtargetFeature> CWFFeatures =
-    !listconcat(ARLSFeatures, CWFAdditionalFeatures);
+    !listconcat(PTLFeatures, CWFAdditionalFeatures);
 
   // Knights Landing
   list<SubtargetFeature> KNLFeatures = [FeatureX87,
@@ -1861,7 +1865,7 @@ def : ProcModel<"raptorlake", AlderlakePModel,
 def : ProcModel<"meteorlake", AlderlakePModel,
                 ProcessorFeatures.ADLFeatures, ProcessorFeatures.ADLTuning>;
 def : ProcModel<"arrowlake", AlderlakePModel,
-                ProcessorFeatures.SRFFeatures, ProcessorFeatures.ADLTuning>;
+                ProcessorFeatures.ARLFeatures, ProcessorFeatures.ADLTuning>;
 foreach P = ["arrowlake-s", "arrowlake_s", "lunarlake"] in {
 def : ProcModel<P, AlderlakePModel,
                 ProcessorFeatures.ARLSFeatures, ProcessorFeatures.ADLTuning>;
diff --git a/llvm/lib/TargetParser/X86TargetParser.cpp b/llvm/lib/TargetParser/X86TargetParser.cpp
index 4947b05cd0370..5c11919d2447d 100644
--- a/llvm/lib/TargetParser/X86TargetParser.cpp
+++ b/llvm/lib/TargetParser/X86TargetParser.cpp
@@ -167,15 +167,17 @@ constexpr FeatureBitset FeaturesAlderlake =
     FeatureSERIALIZE | FeatureSHSTK | FeatureVAES | FeatureVPCLMULQDQ |
     FeatureMOVDIR64B | FeatureMOVDIRI | FeatureWAITPKG | FeatureAVXVNNI |
     FeatureHRESET | FeatureWIDEKL;
-constexpr FeatureBitset FeaturesSierraforest =
+constexpr FeatureBitset FeaturesArrowlake =
     FeaturesAlderlake | FeatureCMPCCXADD | FeatureAVXIFMA | FeatureUINTR |
-    FeatureCLDEMOTE | FeatureENQCMD | FeatureAVXNECONVERT | FeatureAVXVNNIINT8;
-constexpr FeatureBitset FeaturesArrowlakeS = FeaturesSierraforest |
+    FeatureENQCMD | FeatureAVXNECONVERT | FeatureAVXVNNIINT8;
+constexpr FeatureBitset FeaturesSierraforest =
+    FeaturesArrowlake | FeatureCLDEMOTE;
+constexpr FeatureBitset FeaturesArrowlakeS = FeaturesArrowlake |
     FeatureAVXVNNIINT16 | FeatureSHA512 | FeatureSM3 | FeatureSM4;
 constexpr FeatureBi...
[truncated]

@github-actions GitHub Actions
Copy link

github-actions bot commented Jun 19, 2025 •
edited
Loading

✅ With the latest revision this PR passed the C/C++ code formatter.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Reviewers

@RKSimon RKSimon Awaiting requested review from RKSimon

@e-kud e-kud Awaiting requested review from e-kud

@FreddyLeaf FreddyLeaf Awaiting requested review from FreddyLeaf

Assignees
No one assigned
Labels
backend:X86 clang Clang issues not falling into any other category
Projects
None yet
Milestone
No milestone
Development

Successfully merging this pull request may close these issues.
2 participants
@phoebewang @llvmbot