diff options
Diffstat (limited to 'test/Headers/cpuid.c')
| -rw-r--r-- | test/Headers/cpuid.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/Headers/cpuid.c b/test/Headers/cpuid.c new file mode 100644 index 0000000..b0ba07a --- /dev/null +++ b/test/Headers/cpuid.c @@ -0,0 +1,18 @@ +// RUN: %clang_cc1 %s -ffreestanding -triple x86_64-apple-darwin -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-64 +// RUN: %clang_cc1 %s -ffreestanding -triple i386 -emit-llvm -o - | FileCheck %s --check-prefix=CHECK-32 + +#include <cpuid.h> + +// CHECK-64: {{.*}} call { i32, i32, i32, i32 } asm " xchgq %rbx,${1:q}\0A cpuid\0A xchgq %rbx,${1:q}", "={ax},=r,={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %{{[a-z0-9]+}}) +// CHECK-64: {{.*}} call { i32, i32, i32, i32 } asm " xchgq %rbx,${1:q}\0A cpuid\0A xchgq %rbx,${1:q}", "={ax},=r,={cx},={dx},0,2,~{dirflag},~{fpsr},~{flags}"(i32 %{{[a-z0-9]+}}, i32 %{{[a-z0-9]+}}) + +// CHECK-32: {{.*}} call { i32, i32, i32, i32 } asm "cpuid", "={ax},={bx},={cx},={dx},0,~{dirflag},~{fpsr},~{flags}"(i32 %{{[a-z0-9]+}}) +// CHECK-32: {{.*}} call { i32, i32, i32, i32 } asm "cpuid", "={ax},={bx},={cx},={dx},0,2,~{dirflag},~{fpsr},~{flags}"(i32 %{{[a-z0-9]+}}, i32 %{{[a-z0-9]+}}) + +unsigned eax0, ebx0, ecx0, edx0; +unsigned eax1, ebx1, ecx1, edx1; + +void test_cpuid(unsigned level, unsigned count) { + __cpuid(level, eax1, ebx1, ecx1, edx1); + __cpuid_count(level, count, eax0, ebx0, ecx0, edx0); +} |
