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[msp430] add missing option documentation
- From: DJ Delorie <dj at redhat dot com>
- To: gcc-patches at gcc dot gnu dot org
- Date: Fri, 5 Sep 2014 17:16:36 -0400
- Subject: [msp430] add missing option documentation
- Authentication-results: sourceware.org; auth=none
Minor bit of docs for an msp430 option. OK for trunk and 4.9 branch?
* doc/invoke.texi (MSP430 Options): Add -minrt.
Index: doc/invoke.texi
===================================================================
--- doc/invoke.texi (revision 214976)
+++ doc/invoke.texi (working copy)
@@ -834,13 +834,13 @@ Objective-C and Objective-C++ Dialects}.
@emph{Moxie Options}
@gccoptlist{-meb -mel -mno-crt0}
@emph{MSP430 Options}
@gccoptlist{-msim -masm-hex -mmcu= -mcpu= -mlarge -msmall -mrelax @gol
--mhwmult=}
+-mhwmult= -minrt}
@emph{NDS32 Options}
@gccoptlist{-mbig-endian -mlittle-endian @gol
-mreduced-regs -mfull-regs @gol
-mcmov -mno-cmov @gol
-mperf-ext -mno-perf-ext @gol
@@ -18583,12 +18583,19 @@ routine. This saves space in the genera
inline. This makes for bigger, but faster code.
The hardware multiply routines disable interrupts whilst running and
restore the previous interrupt state when they finish. This makes
them safe to use inside interrupt handlers as well as in normal code.
+@item -minrt
+@opindex minrt
+Enable the use of a minimum runtime environment - no static
+initializers or constructors. This is intended for memory-constrained
+devices. The compiler will include special symbols in some objects
+that tell the linker and runtime which code fragments are required.
+
@end table
@node NDS32 Options
@subsection NDS32 Options
@cindex NDS32 Options