clang/test/CodeGen/attr-target-mv-va-args.c

   1 // RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix=IFUNC-ELF
   2 // RUN: %clang_cc1 -triple x86_64-pc-freebsd -emit-llvm %s -o - | FileCheck %s --check-prefix=IFUNC-ELF
   3 // RUN: %clang_cc1 -triple x86_64-windows-pc -emit-llvm %s -o - | FileCheck %s --check-prefixes=NO-IFUNC,WINDOWS
   4 // RUN: %clang_cc1 -triple x86_64-linux-musl -emit-llvm %s -o - | FileCheck %s --check-prefixes=NO-IFUNC,NO-IFUNC-ELF
   5 // RUN: %clang_cc1 -triple x86_64-fuchsia -emit-llvm %s -o - | FileCheck %s --check-prefixes=NO-IFUNC,NO-IFUNC-ELF
   6 // RUN: %clang_cc1 -triple x86_64-apple-macho -emit-llvm %s -o - | FileCheck %s --check-prefix=IFUNC-MACHO
   7 int __attribute__((target("sse4.2"))) foo(int i, ...) { return 0; }
   8 int __attribute__((target("arch=sandybridge"))) foo(int i, ...);
   9 int __attribute__((target("arch=ivybridge"))) foo(int i, ...) {return 1;}
  10 int __attribute__((target("default"))) foo(int i, ...) { return 2; }
  11
  12 int bar(void) {
  13   return foo(1, 'a', 1.1) + foo(2, 2.2, "asdf");
  14 }
  15
  16 // IFUNC-ELF: @foo.ifunc = weak_odr ifunc i32 (i32, ...), ptr @foo.resolver
  17 // IFUNC-ELF: define{{.*}} i32 @foo.sse4.2(i32 noundef %i, ...)
  18 // IFUNC-ELF: ret i32 0
  19 // IFUNC-ELF: define{{.*}} i32 @foo.arch_ivybridge(i32 noundef %i, ...)
  20 // IFUNC-ELF: ret i32 1
  21 // IFUNC-ELF: define{{.*}} i32 @foo(i32 noundef %i, ...)
  22 // IFUNC-ELF: ret i32 2
  23 // IFUNC-ELF: define{{.*}} i32 @bar()
  24 // IFUNC-ELF: call i32 (i32, ...) @foo.ifunc(i32 noundef 1, i32 noundef 97, double
  25 // IFUNC-ELF: call i32 (i32, ...) @foo.ifunc(i32 noundef 2, double noundef 2.2{{[0-9Ee+]+}}, ptr noundef
  26
  27 // IFUNC-ELF: define weak_odr ptr @foo.resolver() comdat
  28 // IFUNC-ELF: ret ptr @foo.arch_sandybridge
  29 // IFUNC-ELF: ret ptr @foo.arch_ivybridge
  30 // IFUNC-ELF: ret ptr @foo.sse4.2
  31 // IFUNC-ELF: ret ptr @foo
  32 // IFUNC-ELF: declare i32 @foo.arch_sandybridge(i32 noundef, ...)
  33
  34 // IFUNC-MACHO: @foo.ifunc = weak_odr ifunc i32 (i32, ...), ptr @foo.resolver
  35 // IFUNC-MACHO: define{{.*}} i32 @foo.sse4.2(i32 noundef %i, ...)
  36 // IFUNC-MACHO: ret i32 0
  37 // IFUNC-MACHO: define{{.*}} i32 @foo.arch_ivybridge(i32 noundef %i, ...)
  38 // IFUNC-MACHO: ret i32 1
  39 // IFUNC-MACHO: define{{.*}} i32 @foo(i32 noundef %i, ...)
  40 // IFUNC-MACHO: ret i32 2
  41 // IFUNC-MACHO: define{{.*}} i32 @bar()
  42 // IFUNC-MACHO: call i32 (i32, ...) @foo.ifunc(i32 noundef 1, i32 noundef 97, double
  43 // IFUNC-MACHO: call i32 (i32, ...) @foo.ifunc(i32 noundef 2, double noundef 2.2{{[0-9Ee+]+}}, ptr noundef
  44
  45 // IFUNC-MACHO: define weak_odr ptr @foo.resolver()
  46 // IFUNC-MACHO: ret ptr @foo.arch_sandybridge
  47 // IFUNC-MACHO: ret ptr @foo.arch_ivybridge
  48 // IFUNC-MACHO: ret ptr @foo.sse4.2
  49 // IFUNC-MACHO: ret ptr @foo
  50 // IFUNC-MACHO: declare i32 @foo.arch_sandybridge(i32 noundef, ...)
  51
  52 // NO-IFUNC: define dso_local i32 @foo.sse4.2(i32 noundef %i, ...)
  53 // NO-IFUNC: ret i32 0
  54 // NO-IFUNC: define dso_local i32 @foo.arch_ivybridge(i32 noundef %i, ...)
  55 // NO-IFUNC: ret i32 1
  56 // NO-IFUNC: define dso_local i32 @foo(i32 noundef %i, ...)
  57 // NO-IFUNC: ret i32 2
  58 // NO-IFUNC: define dso_local i32 @bar()
  59 // NO-IFUNC: call i32 (i32, ...) @foo.resolver(i32 noundef 1, i32 noundef 97, double
  60 // NO-IFUNC: call i32 (i32, ...) @foo.resolver(i32 noundef 2, double noundef 2.2{{[0-9Ee+]+}}, ptr noundef
  61
  62 // WINDOWS: define weak_odr dso_local i32 @foo.resolver(i32 %0, ...) comdat
  63 // NO-IFUNC-ELF: define weak_odr i32 @foo.resolver(i32 %0, ...) comdat
  64 // NO-IFUNC: musttail call i32 (i32, ...) @foo.arch_sandybridge
  65 // NO-IFUNC: musttail call i32 (i32, ...) @foo.arch_ivybridge
  66 // NO-IFUNC: musttail call i32 (i32, ...) @foo.sse4.2
  67 // NO-IFUNC: musttail call i32 (i32, ...) @foo
  68 // WINDOWS: declare dso_local i32 @foo.arch_sandybridge(i32 noundef, ...)
  69 // NO-IFUNC-ELF: declare i32 @foo.arch_sandybridge(i32 noundef, ...)