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| author | bstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-07-21 19:37:05 +0000 |
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| committer | bstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-07-21 19:37:05 +0000 |
| commit | b2009e332c150356085f0fb0e35a3a452b10c378 (patch) | |
| tree | c188ce224e4d028d0ab5f3313b2bc6e749eb88e9 /gcc/testsuite/lib/target-supports.exp | |
| parent | 323d3e1d50a7a2022e587b786d010c22812a6d5a (diff) | |
| download | gcc-b2009e332c150356085f0fb0e35a3a452b10c378.tar.gz | |
2011-07-21 Basile Starynkevitch <basile@starynkevitch.net>
MELT branch merged with trunk rev 176576 using svnmerge.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/melt-branch@176583 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/lib/target-supports.exp')
| -rw-r--r-- | gcc/testsuite/lib/target-supports.exp | 36 |
1 files changed, 27 insertions, 9 deletions
diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp index 213118503c5..bec4d6fd762 100644 --- a/gcc/testsuite/lib/target-supports.exp +++ b/gcc/testsuite/lib/target-supports.exp @@ -290,11 +290,6 @@ proc check_weak_override_available { } { # The argument is the kind of visibility, default/protected/hidden/internal. proc check_visibility_available { what_kind } { - # On NetWare, support makes no sense. - if { [istarget *-*-netware*] } { - return 0 - } - if [string match "" $what_kind] { set what_kind "hidden" } return [check_no_compiler_messages visibility_available_$what_kind object " @@ -571,7 +566,6 @@ proc check_profiling_available { test_what } { || [istarget tic6x-*-elf] || [istarget xstormy16-*] || [istarget xtensa*-*-elf] - || [istarget *-*-netware*] || [istarget *-*-rtems*] || [istarget *-*-vxworks*] } { set profiling_available_saved 0 @@ -1076,8 +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 { @@ -1086,6 +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. @@ -1182,7 +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 |