1 // RUN: %clang_cc1 -triple i686-linux-gnu -target-cpu i686 -emit-llvm %s -o - | FileCheck %s 2 3 int baz(int a) { return 4; } 4 5 int __attribute__((target("avx,sse4.2,arch=ivybridge"))) foo(int a) { return 4; } 6 7 int __attribute__((target("tune=sandybridge"))) walrus(int a) { return 4; } 8 int __attribute__((target("fpmath=387"))) koala(int a) { return 4; } 9 10 int __attribute__((target("no-sse2"))) echidna(int a) { return 4; } 11 12 int __attribute__((target("sse4"))) panda(int a) { return 4; } 13 int __attribute__((target("no-sse4"))) narwhal(int a) { return 4; } 14 15 int bar(int a) { return baz(a) + foo(a); } 16 17 int __attribute__((target("avx, sse4.2, arch= ivybridge"))) qux(int a) { return 4; } 18 int __attribute__((target("no-aes, arch=ivybridge"))) qax(int a) { return 4; } 19 20 int __attribute__((target("no-mmx"))) qq(int a) { return 40; } 21 22 int __attribute__((target("arch=lakemont,mmx"))) lake(int a) { return 4; } 23 24 int use_before_def(void); 25 int useage(void){ 26 return use_before_def(); 27 } 28 29 // Adding the attribute to a definition does update it in IR. 30 int __attribute__((target("arch=lakemont,mmx"))) use_before_def(void) { 31 return 5; 32 } 33 34 35 // Check that we emit the additional subtarget and cpu features for foo and not for baz or bar. 36 // CHECK: baz{{.*}} #0 37 // CHECK: foo{{.*}} #1 38 // We ignore the tune attribute so walrus should be identical to baz and bar. 39 // CHECK: walrus{{.*}} #0 40 // We're currently ignoring the fpmath attribute so koala should be identical to baz and bar. 41 // CHECK: koala{{.*}} #0 42 // CHECK: echidna{{.*}} #2 43 // CHECK: panda{{.*}} #3 44 // CHECK: narwhal{{.*}} #4 45 // CHECK: bar{{.*}} #0 46 // CHECK: qux{{.*}} #1 47 // CHECK: qax{{.*}} #5 48 // CHECK: qq{{.*}} #6 49 // CHECK: lake{{.*}} #7 50 // CHECK: use_before_def{{.*}} #7 51 // CHECK: #0 = {{.*}}"target-cpu"="i686" "target-features"="+x87" 52 // CHECK: #1 = {{.*}}"target-cpu"="ivybridge" "target-features"="+aes,+avx,+cx16,+f16c,+fsgsbase,+fxsr,+mmx,+pclmul,+popcnt,+rdrnd,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsaveopt" 53 // CHECK: #2 = {{.*}}"target-cpu"="i686" "target-features"="+x87,-aes,-avx,-avx2,-avx512bitalg,-avx512bw,-avx512cd,-avx512dq,-avx512er,-avx512f,-avx512ifma,-avx512pf,-avx512vbmi,-avx512vbmi2,-avx512vl,-avx512vnni,-avx512vpopcntdq,-f16c,-fma,-fma4,-gfni,-pclmul,-sha,-sse2,-sse3,-sse4.1,-sse4.2,-sse4a,-ssse3,-vaes,-vpclmulqdq,-xop,-xsave,-xsaveopt" 54 // CHECK: #3 = {{.*}}"target-cpu"="i686" "target-features"="+mmx,+popcnt,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87" 55 // CHECK: #4 = {{.*}}"target-cpu"="i686" "target-features"="+x87,-avx,-avx2,-avx512bitalg,-avx512bw,-avx512cd,-avx512dq,-avx512er,-avx512f,-avx512ifma,-avx512pf,-avx512vbmi,-avx512vbmi2,-avx512vl,-avx512vnni,-avx512vpopcntdq,-f16c,-fma,-fma4,-sse4.1,-sse4.2,-vaes,-vpclmulqdq,-xop,-xsave,-xsaveopt" 56 // CHECK: #5 = {{.*}}"target-cpu"="ivybridge" "target-features"="+avx,+cx16,+f16c,+fsgsbase,+fxsr,+mmx,+pclmul,+popcnt,+rdrnd,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsaveopt,-aes,-vaes" 57 // CHECK: #6 = {{.*}}"target-cpu"="i686" "target-features"="+x87,-3dnow,-3dnowa,-mmx" 58 // CHECK: #7 = {{.*}}"target-cpu"="lakemont" "target-features"="+mmx" 59