29 lines · c
1// RUN: %clang_cc1 -triple x86_64-linux-gnu -target-feature +avx -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK2 3// Make sure the features from the command line are honored regardless of what4// CPU is specified in the cpu_specific attribute.5// In this test, if the 'avx' feature isn't honored, we'll generate an error for6// the return type having a different ABI without 'avx' being enabled.7 8typedef double __m256d __attribute__((vector_size(32)));9 10extern __m256d bar_avx1(void);11extern __m256d bar_avx2(void);12 13// AVX1/AVX2 dispatcher14__attribute__((cpu_dispatch(generic, core_4th_gen_avx)))15__m256d foo_pd64x4(void);16 17__attribute__((cpu_specific(generic)))18__m256d foo(void) { return bar_avx1(); }19// CHECK: define{{.*}} @foo.A() #[[A:[0-9]+]]20 21__attribute__((cpu_specific(core_4th_gen_avx)))22__m256d foo(void) { return bar_avx2(); }23// CHECK: define{{.*}} @foo.V() #[[V:[0-9]+]]24 25// CHECK: attributes #[[A]] = {{.*}}"target-features"="+avx,+crc32,+cx8,+mmx,+popcnt,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave"26// CHECK-SAME: "tune-cpu"="generic"27// CHECK: attributes #[[V]] = {{.*}}"target-features"="+avx,+avx2,+bmi,+bmi2,+cmov,+crc32,+cx16,+cx8,+f16c,+fma,+fsgsbase,+fxsr,+invpcid,+lzcnt,+mmx,+movbe,+pclmul,+popcnt,+rdrnd,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsaveopt"28// CHECK-SAME: "tune-cpu"="core_4th_gen_avx"29