clang/test/CodeGen/attr-target-x86.c

   1 // RUN: %clang_cc1 -triple i686-linux-gnu -target-cpu i686 -tune-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("fpmath=387"))) koala(int a) { return 4; }
   8
   9 int __attribute__((target("no-sse2"))) echidna(int a) { return 4; }
  10
  11 int __attribute__((target("sse4"))) panda(int a) { return 4; }
  12 int __attribute__((target("no-sse4"))) narwhal(int a) { return 4; }
  13
  14 int bar(int a) { return baz(a) + foo(a); }
  15
  16 int __attribute__((target("avx,      sse4.2,      arch=   ivybridge"))) qux(int a) { return 4; }
  17 int __attribute__((target("no-aes, arch=ivybridge"))) qax(int a) { return 4; }
  18
  19 int __attribute__((target("no-mmx"))) qq(int a) { return 40; }
  20
  21 int __attribute__((target("arch=lakemont,mmx"))) lake(int a) { return 4; }
  22
  23 int use_before_def(void);
  24 int useage(void){
  25   return use_before_def();
  26 }
  27
  28 // Adding the attribute to a definition does update it in IR.
  29 int __attribute__((target("arch=lakemont,mmx"))) use_before_def(void) {
  30   return 5;
  31 }
  32
  33 int __attribute__((target("tune=sandybridge"))) walrus(int a) { return 4; }
  34
  35 void __attribute__((target("arch=x86-64-v2"))) x86_64_v2(void) {}
  36 void __attribute__((target("arch=x86-64-v3"))) x86_64_v3(void) {}
  37 void __attribute__((target("arch=x86-64-v4"))) x86_64_v4(void) {}
  38
  39 void __attribute__((target("avx10.1-256"))) avx10_1_256(void) {}
  40 void __attribute__((target("avx10.1-512"))) avx10_1_512(void) {}
  41
  42 // Check that we emit the additional subtarget and cpu features for foo and not for baz or bar.
  43 // CHECK: baz{{.*}} #0
  44 // CHECK: foo{{.*}} #1
  45 // We're currently ignoring the fpmath attribute so koala should be identical to baz and bar.
  46 // CHECK: koala{{.*}} #0
  47 // CHECK: echidna{{.*}} #2
  48 // CHECK: panda{{.*}} #3
  49 // CHECK: narwhal{{.*}} #4
  50 // CHECK: bar{{.*}} #0
  51 // CHECK: qux{{.*}} #1
  52 // CHECK: qax{{.*}} #5
  53 // CHECK: qq{{.*}} #6
  54 // CHECK: lake{{.*}} #7
  55 // CHECK: use_before_def{{.*}} #7
  56 // CHECK: walrus{{.*}} #8
  57 // CHECK: avx10_1_256{{.*}} #12
  58 // CHECK: avx10_1_512{{.*}} #13
  59 // CHECK: #0 = {{.*}}"target-cpu"="i686" "target-features"="+cmov,+cx8,+x87" "tune-cpu"="i686"
  60 // CHECK: #1 = {{.*}}"target-cpu"="ivybridge" "target-features"="+avx,+cmov,+crc32,+cx16,+cx8,+f16c,+fsgsbase,+fxsr,+mmx,+pclmul,+popcnt,+rdrnd,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsaveopt"
  61 // CHECK-NOT: tune-cpu
  62 // CHECK: #2 = {{.*}}"target-cpu"="i686" "target-features"="+cmov,+cx8,+x87,-aes,-amx-avx512,-avx,-avx10.1-256,-avx10.1-512,-avx10.2-256,-avx10.2-512,-avx2,-avx512bf16,-avx512bitalg,-avx512bw,-avx512cd,-avx512dq,-avx512f,-avx512fp16,-avx512ifma,-avx512vbmi,-avx512vbmi2,-avx512vl,-avx512vnni,-avx512vp2intersect,-avx512vpopcntdq,-avxifma,-avxneconvert,-avxvnni,-avxvnniint16,-avxvnniint8,-f16c,-fma,-fma4,-gfni,-kl,-pclmul,-sha,-sha512,-sm3,-sm4,-sse2,-sse3,-sse4.1,-sse4.2,-sse4a,-ssse3,-vaes,-vpclmulqdq,-widekl,-xop" "tune-cpu"="i686"
  63 // CHECK: #3 = {{.*}}"target-cpu"="i686" "target-features"="+cmov,+crc32,+cx8,+mmx,+popcnt,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87" "tune-cpu"="i686"
  64 // CHECK: #4 = {{.*}}"target-cpu"="i686" "target-features"="+cmov,+cx8,+x87,-amx-avx512,-avx,-avx10.1-256,-avx10.1-512,-avx10.2-256,-avx10.2-512,-avx2,-avx512bf16,-avx512bitalg,-avx512bw,-avx512cd,-avx512dq,-avx512f,-avx512fp16,-avx512ifma,-avx512vbmi,-avx512vbmi2,-avx512vl,-avx512vnni,-avx512vp2intersect,-avx512vpopcntdq,-avxifma,-avxneconvert,-avxvnni,-avxvnniint16,-avxvnniint8,-f16c,-fma,-fma4,-sha512,-sm3,-sm4,-sse4.1,-sse4.2,-vaes,-vpclmulqdq,-xop" "tune-cpu"="i686"
  65 // CHECK: #5 = {{.*}}"target-cpu"="ivybridge" "target-features"="+avx,+cmov,+crc32,+cx16,+cx8,+f16c,+fsgsbase,+fxsr,+mmx,+pclmul,+popcnt,+rdrnd,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsaveopt,-aes,-amx-avx512,-avx10.1-256,-avx10.1-512,-avx10.2-256,-avx10.2-512,-vaes"
  66 // CHECK-NOT: tune-cpu
  67 // CHECK: #6 = {{.*}}"target-cpu"="i686" "target-features"="+cmov,+cx8,+x87,-mmx"
  68 // CHECK: #7 = {{.*}}"target-cpu"="lakemont" "target-features"="+cx8,+mmx"
  69 // CHECK-NOT: tune-cpu
  70 // CHECK: #8 = {{.*}}"target-cpu"="i686" "target-features"="+cmov,+cx8,+x87" "tune-cpu"="sandybridge"
  71
  72 // CHECK: "target-cpu"="x86-64-v2"
  73 // CHECK-SAME: "target-features"="+cmov,+crc32,+cx16,+cx8,+fxsr,+mmx,+popcnt,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87"
  74 // CHECK: "target-cpu"="x86-64-v3"
  75 // CHECK-SAME: "target-features"="+avx,+avx2,+bmi,+bmi2,+cmov,+crc32,+cx16,+cx8,+f16c,+fma,+fxsr,+lzcnt,+mmx,+movbe,+popcnt,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave"
  76 // CHECK: "target-cpu"="x86-64-v4"
  77 // CHECK-SAME: "target-features"="+avx,+avx2,+avx512bw,+avx512cd,+avx512dq,+avx512f,+avx512vl,+bmi,+bmi2,+cmov,+crc32,+cx16,+cx8,+evex512,+f16c,+fma,+fxsr,+lzcnt,+mmx,+movbe,+popcnt,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave"
  78
  79 // CHECK: #12 = {{.*}}"target-cpu"="i686" "target-features"="+aes,+avx,+avx10.1-256,+avx2,+avx512bf16,+avx512bitalg,+avx512bw,+avx512cd,+avx512dq,+avx512f,+avx512fp16,+avx512ifma,+avx512vbmi,+avx512vbmi2,+avx512vl,+avx512vnni,+avx512vpopcntdq,+cmov,+crc32,+cx8,+f16c,+fma,+mmx,+pclmul,+popcnt,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+vaes,+vpclmulqdq,+x87,+xsave,-amx-avx512,-avx10.1-512,-avx10.2-512,-evex512"
  80 // CHECK: #13 = {{.*}}"target-cpu"="i686" "target-features"="+aes,+avx,+avx10.1-256,+avx10.1-512,+avx2,+avx512bf16,+avx512bitalg,+avx512bw,+avx512cd,+avx512dq,+avx512f,+avx512fp16,+avx512ifma,+avx512vbmi,+avx512vbmi2,+avx512vl,+avx512vnni,+avx512vpopcntdq,+cmov,+crc32,+cx8,+evex512,+f16c,+fma,+mmx,+pclmul,+popcnt,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+vaes,+vpclmulqdq,+x87,+xsave"