[clang] 1d4c873 - [X86] Assign a feature priority to 'tigerlake' so it won't assert when used with function multiversioning

[Craig Topper via cfe-commits]

Author: Craig Topper
Date: 2020-06-21T13:24:58-07:00
New Revision: 1d4c87335d5236ea1f35937e1014980ba961ae34

URL: https://github.com/llvm/llvm-project/commit/1d4c87335d5236ea1f35937e1014980ba961ae34
DIFF: https://github.com/llvm/llvm-project/commit/1d4c87335d5236ea1f35937e1014980ba961ae34.diff

LOG: [X86] Assign a feature priority to 'tigerlake' so it won't assert when used with function multiversioning

Also test cooperlake since it was also just added to function
multiversioning when it was enabled for __builtin_cpu_is.

Added: 
    

Modified: 
    clang/test/CodeGen/attr-target-mv.c
    llvm/include/llvm/Support/X86TargetParser.def

Removed: 
    


################################################################################
diff  --git a/clang/test/CodeGen/attr-target-mv.c b/clang/test/CodeGen/attr-target-mv.c
index 7d7135d567c2..89b219c25fec 100644
--- a/clang/test/CodeGen/attr-target-mv.c
+++ b/clang/test/CodeGen/attr-target-mv.c
@@ -9,6 +9,8 @@ int __attribute__((target("arch=goldmont-plus"))) foo(void) {return 4;}
 int __attribute__((target("arch=tremont"))) foo(void) {return 5;}
 int __attribute__((target("arch=icelake-client"))) foo(void) {return 6;}
 int __attribute__((target("arch=icelake-server"))) foo(void) {return 7;}
+int __attribute__((target("arch=cooperlake"))) foo(void) {return 8;}
+int __attribute__((target("arch=tigerlake"))) foo(void) {return 9;}
 int __attribute__((target("default"))) foo(void) { return 2; }
 
 int bar() {
@@ -85,6 +87,10 @@ __attribute__((target("avx,sse4.2"), used)) inline void foo_used2(int i, double
 // LINUX: ret i32 6
 // LINUX: define i32 @foo.arch_icelake-server()
 // LINUX: ret i32 7
+// LINUX: define i32 @foo.arch_cooperlake()
+// LINUX: ret i32 8
+// LINUX: define i32 @foo.arch_tigerlake()
+// LINUX: ret i32 9
 // LINUX: define i32 @foo()
 // LINUX: ret i32 2
 // LINUX: define i32 @bar()

diff  --git a/llvm/include/llvm/Support/X86TargetParser.def b/llvm/include/llvm/Support/X86TargetParser.def
index afbfd5d26ffe..3c2614b33bf3 100644
--- a/llvm/include/llvm/Support/X86TargetParser.def
+++ b/llvm/include/llvm/Support/X86TargetParser.def
@@ -331,7 +331,7 @@ PROC_WITH_FEAT(IcelakeServer, "icelake-server", PROC_64_BIT, FEATURE_AVX512VBMI2
 
 /// \name Tigerlake
 /// Tigerlake microarchitecture based processors.
-PROC(Tigerlake, "tigerlake", PROC_64_BIT)
+PROC_WITH_FEAT(Tigerlake, "tigerlake", PROC_64_BIT, FEATURE_AVX512VP2INTERSECT)
 
 /// \name Knights Landing
 /// Knights Landing processor.