From: Sandra Loosemore <sloosemore@baylibre.com>
Date: Tue, 18 Nov 2025 14:41:33 +0000 (+0000)
Subject: doc, alpha: Document missing alpha options [PR122243]
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=32bc699760def63853100069c5bae17a493b5060;p=thirdparty%2Fgcc.git

doc, alpha: Document missing alpha options [PR122243]

gcc/ChangeLog
	PR other/122243
	* config/alpha/alpha.opt (mgas): Mark as Undocumented.
	* doc/invoke.texi (Option Summary) <DEC Alpha Options>:  Add
	-mtls-kernel, -mtls-size=, -mlong-double-128, and -mlong-double-64.
	(DEC Alpha Options): Likewise.
---

diff --git a/gcc/config/alpha/alpha.opt b/gcc/config/alpha/alpha.opt
index 3c1320b5112..31f4cb5ed61 100644
--- a/gcc/config/alpha/alpha.opt
+++ b/gcc/config/alpha/alpha.opt
@@ -27,7 +27,7 @@ Target Mask(FPREGS)
 Use fp registers.
 
 mgas
-Target Ignore
+Target Ignore Undocumented
 Does nothing. Preserved for backward compatibility.
 
 mieee-conformant
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 02f2c9a6e93..ef6ca4cf6f2 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -1073,7 +1073,9 @@ Objective-C and Objective-C++ Dialects}.
 -mfloat-vax  -mfloat-ieee
 -mexplicit-relocs  -msmall-data  -mlarge-data
 -msmall-text  -mlarge-text
--mmemory-latency=@var{time}}
+-mmemory-latency=@var{time}
+-mtls-kernel  -mtls-size=@var{bitsize}
+-mlong-double-128  -mlong-double-64}
 
 @emph{eBPF Options} (@ref{eBPF Options})
 @gccoptlist{-mbig-endian -mlittle-endian
@@ -27540,6 +27542,24 @@ The compiler contains estimates of the number of clock cycles for
 Note that L3 is only valid for EV5.
 
 @end table
+
+@opindex mtls-kernel
+@opindex mno-tls-kernel
+@item -mtls-kernel
+Emit @code{rdval} instead of @code{rduniq} for thread pointer.
+
+@opindex mtls-size
+@item -mtls-size=@var{bitsize}
+Specify bit size of immediate TLS offsets.  Valid values for @var{bitsize}
+are 16, 32, and 64; it defaults to 32.
+
+@opindex mlong-double-128
+@opindex mlong-double-64
+@item -mlong-double-128
+@itemx -mlong-double-64
+Specify the size of the @code{long double} type.  Note that
+@option{-mlong-double-128} is incompatible with VAX floating point.
+
 @end table
 
 @node eBPF Options