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| author | Michael Meissner <meissner@linux.vnet.ibm.com> | 2017-07-19 19:29:16 +0000 |
|---|---|---|
| committer | Michael Meissner <meissner@gcc.gnu.org> | 2017-07-19 19:29:16 +0000 |
| commit | a6722e5bf26e4b795c005f259c68714c82c2ba31 (patch) | |
| tree | 8d11dbbf02f36b9402e07183250de46db1ae26aa /gcc | |
| parent | 3d50b6045a05a66715de20fe10fc94e8bdbe4dca (diff) | |
| download | gcc-a6722e5bf26e4b795c005f259c68714c82c2ba31.zip gcc-a6722e5bf26e4b795c005f259c68714c82c2ba31.tar.gz gcc-a6722e5bf26e4b795c005f259c68714c82c2ba31.tar.bz2 | |
cpu-builtin-1.c: Change test to use #ifdef __BUILTIN_CPU_SUPPORTS to see if...
2017-07-19 Michael Meissner <meissner@linux.vnet.ibm.com>
* gcc.target/powerpc/cpu-builtin-1.c: Change test to use #ifdef
__BUILTIN_CPU_SUPPORTS to see if the GLIBC is new enough that
__builtin_cpu_is and __builtin_cpu_supports are supported.
From-SVN: r250364
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/powerpc/cpu-builtin-1.c | 13 |
2 files changed, 18 insertions, 1 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 4cbab4e..ce75e23 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2017-07-19 Michael Meissner <meissner@linux.vnet.ibm.com> + + * gcc.target/powerpc/cpu-builtin-1.c: Change test to use #ifdef + __BUILTIN_CPU_SUPPORTS to see if the GLIBC is new enough that + __builtin_cpu_is and __builtin_cpu_supports are supported. + 2017-07-19 Steven Munroe <munroesj@gcc.gnu.org> * gcc.target/powerpc/bmi-check.h (main): Skip unless diff --git a/gcc/testsuite/gcc.target/powerpc/cpu-builtin-1.c b/gcc/testsuite/gcc.target/powerpc/cpu-builtin-1.c index c13fed7..1de4b69 100644 --- a/gcc/testsuite/gcc.target/powerpc/cpu-builtin-1.c +++ b/gcc/testsuite/gcc.target/powerpc/cpu-builtin-1.c @@ -1,10 +1,14 @@ /* { dg-do compile { target { powerpc*-*-* } } } */ /* { dg-skip-if "" { powerpc*-*-darwin* } } */ -/* { dg-require-effective-target ppc_cpu_supports_hw } */ void use_cpu_is_builtins (unsigned int *p) { + /* If GCC was configured to use an old GLIBC (before 2.23), the + __builtin_cpu_is and __builtin_cpu_supports built-in functions return 0, + and the compiler issues a warning that you need a newer glibc to use them. + Use #ifdef to avoid the warning. */ +#ifdef __BUILTIN_CPU_SUPPORTS__ p[0] = __builtin_cpu_is ("power9"); p[1] = __builtin_cpu_is ("power8"); p[2] = __builtin_cpu_is ("power7"); @@ -20,11 +24,15 @@ use_cpu_is_builtins (unsigned int *p) p[12] = __builtin_cpu_is ("ppc440"); p[13] = __builtin_cpu_is ("ppc405"); p[14] = __builtin_cpu_is ("ppc-cell-be"); +#else + p[0] = 0; +#endif } void use_cpu_supports_builtins (unsigned int *p) { +#ifdef __BUILTIN_CPU_SUPPORTS__ p[0] = __builtin_cpu_supports ("4xxmac"); p[1] = __builtin_cpu_supports ("altivec"); p[2] = __builtin_cpu_supports ("arch_2_05"); @@ -63,4 +71,7 @@ use_cpu_supports_builtins (unsigned int *p) p[35] = __builtin_cpu_supports ("ucache"); p[36] = __builtin_cpu_supports ("vcrypto"); p[37] = __builtin_cpu_supports ("vsx"); +#else + p[0] = 0; +#endif } |