backport documentation for target supports (mfentry availability).

This was missed with the backport of the mfentry changes for
Darwin, and documents the target-supports addition only. (NFC).

Corrected ChangeLog

gcc/

2019-06-05  Iain Sandoe  <iain@sandoe.co.uk>

	Backport from mainline.
	2019-05-23  Iain Sandoe  <iain@sandoe.co.uk>
	* doc/sourcebuild.texi: Document mfentry target support.

From-SVN: r271951

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0b30f808027b783e30de15189a05b5b2a6fc7f5e..a62b34e8a92c77d356bbfeb7abf941a5e89c4731 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2019-06-05  Iain Sandoe  <iain@sandoe.co.uk>
+
+       Backport from mainline.
+       2019-05-23  Iain Sandoe  <iain@sandoe.co.uk>
+       * doc/sourcebuild.texi: Document mfentry target support.
+
 2019-05-30  Jakub Jelinek  <jakub@redhat.com>
 
        * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
@@ -9,7 +15,6 @@
        2019-05-23  Iain Sandoe  <iain@sandoe.co.uk>
 
        * config/i386/darwin.h: Reject -mfentry*.
-       * doc/sourcebuild.texi: Document mfentry target support.
 
 2019-05-30  Iain Sandoe  <iain@sandoe.co.uk>
 

diff --git a/gcc/doc/sourcebuild.texi b/gcc/doc/sourcebuild.texi
index cf12d7483712e85877c381be1722b0c137a79de4..546af7f7261bec9b898d44a25e41d719bdff0b52 100644 (file)
--- a/gcc/doc/sourcebuild.texi
+++ b/gcc/doc/sourcebuild.texi
@@ -2382,6 +2382,10 @@ Target supports compiling @code{aes} instructions.
 @item fma4
 Target supports compiling @code{fma4} instructions.
 
+@item mfentry
+Target supports the @code{-mfentry} option that alters the
+position of profiling calls such that they precede the prologue.
+
 @item ms_hook_prologue
 Target supports attribute @code{ms_hook_prologue}.