| #include <stdio.h> | |
| void foo(float a) { | |
| printf("a = %f\n", a); | |
| } | |
| typedef void (*fptr_t)(float); | |
| fptr_t func = foo; | |
| int main() { | |
| func(42); | |
| return 0; | |
| } | |
| /* | |
| ## Check that BOLT instrumentation runtime preserves xmm registers. | |
| REQUIRES: system-linux,bolt-runtime | |
| RUN: %clang %cflags %s -o %t.exe -fno-inline -Wl,-q | |
| RUN: llvm-bolt %t.exe --instrument -o %t.instrumented | |
| RUN: %t.instrumented | FileCheck %s | |
| CHECK: a = 42.000000 | |
| */ |