[clang] [llvm] [PowerPC] Add builtin_cpu_is P11 support (PR #99550)

[via cfe-commits]

https://github.com/azhan92 created https://github.com/llvm/llvm-project/pull/99550

This PR adds power11 as a target for __builtin_cpu_is. 

>From a2cf264bc8b08364544407650c630c11a475fcab Mon Sep 17 00:00:00 2001
From: Alison Zhang <alisonzhang at ibm.com>
Date: Thu, 18 Jul 2024 14:32:30 -0400
Subject: [PATCH] support P11 with builtin_cpu_is

---
 clang/test/CodeGen/aix-builtin-cpu-is.c            | 4 ++++
 llvm/include/llvm/TargetParser/PPCTargetParser.def | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/clang/test/CodeGen/aix-builtin-cpu-is.c b/clang/test/CodeGen/aix-builtin-cpu-is.c
index e17cf7353511a..04644dd7020e0 100644
--- a/clang/test/CodeGen/aix-builtin-cpu-is.c
+++ b/clang/test/CodeGen/aix-builtin-cpu-is.c
@@ -50,6 +50,10 @@
 // RUN: %clang_cc1 -triple powerpc-ibm-aix7.2.0.0 -emit-llvm -o - %t.c | FileCheck %s -DVALUE=262144 \
 // RUN:   --check-prefix=CHECKOP
 
+// RUN: echo "int main() { return __builtin_cpu_is(\"power11\");}" > %t.c
+// RUN: %clang_cc1 -triple powerpc-ibm-aix7.2.0.0 -emit-llvm -o - %t.c | FileCheck %s -DVALUE=524288 \
+// RUN:   --check-prefix=CHECKOP
+
 // CHECK:     define i32 @main() #0 {
 // CHECK-NEXT: entry:
 // CHECK-NEXT:   %retval = alloca i32, align 4
diff --git a/llvm/include/llvm/TargetParser/PPCTargetParser.def b/llvm/include/llvm/TargetParser/PPCTargetParser.def
index 44e97d56a059c..df956a68d75d6 100644
--- a/llvm/include/llvm/TargetParser/PPCTargetParser.def
+++ b/llvm/include/llvm/TargetParser/PPCTargetParser.def
@@ -40,6 +40,7 @@
 #undef AIX_PPC8_VALUE
 #undef AIX_PPC9_VALUE
 #undef AIX_PPC10_VALUE
+#undef AIX_PPC11_VALUE
 #else
 #ifndef PPC_LNX_FEATURE
 #define PPC_LNX_FEATURE(NAME, DESC, ENUMNAME, ENUMVAL, HWCAPN)
@@ -84,6 +85,7 @@
 #define AIX_PPC8_VALUE 0x00010000
 #define AIX_PPC9_VALUE 0x00020000
 #define AIX_PPC10_VALUE 0x00040000
+#define AIX_PPC11_VALUE 0x00080000
 
 // __builtin_cpu_is() and __builtin_cpu_supports() are supported only on Power7 and up on AIX.
 // PPC_CPU(Name, Linux_SUPPORT_METHOD, LinuxID, AIX_SUPPORT_METHOD, AIXID)
@@ -103,6 +105,7 @@ PPC_CPU("ppc476",SYS_CALL,44,BUILTIN_PPC_FALSE,0)
 PPC_CPU("power8",SYS_CALL,45,USE_SYS_CONF,AIX_PPC8_VALUE)
 PPC_CPU("power9",SYS_CALL,46,USE_SYS_CONF,AIX_PPC9_VALUE)
 PPC_CPU("power10",SYS_CALL,47,USE_SYS_CONF,AIX_PPC10_VALUE)
+PPC_CPU("power11",SYS_CALL,48,USE_SYS_CONF,AIX_PPC11_VALUE)
 #undef PPC_CPU
 
 // PPC features on Linux: