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-rw-r--r--gcc/configure.ac12
1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac
index 9e0a2948ea5..0df24af5b87 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -3978,6 +3978,18 @@ foo:
[AC_DEFINE(HAVE_AS_SPARC4, 1,
[Define if your assembler supports SPARC4 instructions.])])
+ gcc_GAS_CHECK_FEATURE([SPARC5 and VIS 4.0 instructions],
+ gcc_cv_as_sparc_sparc5,,
+ [-xarch=sparc5],
+ [.text
+ .register %g2, #scratch
+ .register %g3, #scratch
+ .align 4
+ subxc %g1, %g2, %g3
+ fpadd8 %f0, %f2, %f4],,
+ [AC_DEFINE(HAVE_AS_SPARC5_VIS4, 1,
+ [Define if your assembler supports SPARC5 and VIS 4.0 instructions.])])
+
gcc_GAS_CHECK_FEATURE([LEON instructions],
gcc_cv_as_sparc_leon,,
[-Aleon],