diff options
Diffstat (limited to 'gcc/testsuite')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/testsuite/lib/target-supports.exp | 30 |
2 files changed, 33 insertions, 4 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 334730c..c49e0b7 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2011-07-21 Uros Bizjak <ubizjak@gmail.com> + + * lib/target-supports.exp (check_avx_os_support_available): New. + (check_effective_target_avx_runtime): Use it. + 2011-07-21 Richard Guenther <rguenther@suse.de> PR tree-optimization/49770 @@ -13,7 +18,7 @@ * gfortran.dg/coarray_lib_token_1.f90: New. 2011-07-21 Georg-Johann Lay <avr@gjlay.de> - + * gcc.dg/pr32912-2.c: Skip for AVR. * gcc.dg/pr44674.c: Add dg-require-profiling. diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp index 2148f80..bec4d6f 100644 --- a/gcc/testsuite/lib/target-supports.exp +++ b/gcc/testsuite/lib/target-supports.exp @@ -1070,8 +1070,8 @@ proc check_sse_os_support_available { } { check_runtime_nocache sse_os_support_available { int main () { - __asm__ volatile ("movaps %xmm0,%xmm0"); - return 0; + asm volatile ("movaps %xmm0,%xmm0"); + return 0; } } "-msse" } else { @@ -1080,6 +1080,29 @@ proc check_sse_os_support_available { } { }] } +# Return 1 if the target OS supports running AVX executables, 0 +# otherwise. Cache the result. + +proc check_avx_os_support_available { } { + return [check_cached_effective_target avx_os_support_available { + # If this is not the right target then we can skip the test. + if { !([istarget x86_64-*-*] || [istarget i?86-*-*]) } { + expr 0 + } else { + # Check that OS has AVX and SSE saving enabled. + check_runtime_nocache avx_os_support_available { + int main () + { + unsigned int eax, edx; + + asm ("xgetbv" : "=a" (eax), "=d" (edx) : "c" (0)); + return (eax & 6) != 6; + } + } "" + } + }] +} + # Return 1 if the target supports executing SSE instructions, 0 # otherwise. Cache the result. @@ -1176,7 +1199,8 @@ proc check_effective_target_sse2_runtime { } { proc check_effective_target_avx_runtime { } { if { [check_effective_target_avx] - && [check_avx_hw_available] } { + && [check_avx_hw_available] + && [check_avx_os_support_available] } { return 1 } return 0 |