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-rw-r--r--gcc/doc/install.texi22
1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi
index 0ca1703..583316d 100644
--- a/gcc/doc/install.texi
+++ b/gcc/doc/install.texi
@@ -502,6 +502,28 @@ libraries to support different target variants, calling
conventions, etc should not be built. The default is to build a
predefined set of them.
+Some targets provide finer-grained control over which multilibs are built
+(e.g., @option{--disable-softfloat}):
+@table @code
+
+@item arc-*-elf*
+biendian.
+
+@item arm-*-*
+fpu, 26bit, underscore, interwork, biendian, nofmult.
+
+@item m68*-*-*
+softfloat, m68881, m68000, m68020.
+
+@item mips*-*-*
+single-float, biendian, softfloat.
+
+@item powerpc*-*-*, rs6000*-*-*
+aix64, pthread, softfloat, powercpu, powerpccpu, powerpcos, biendian,
+sysv, aix.
+
+@end table
+
@item --enable-threads
Specify that the target
supports threads. This affects the Objective-C compiler and runtime