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Add patch file: Allow .seh_pushframe to take an optional [code] parameter

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Colin Finck 2021-06-17 21:10:48 +02:00
parent ee9cf1817a
commit f9e43c3b01
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1 changed files with 47 additions and 0 deletions
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Patches/binutils-2.36.1-jerome-gardou-optional-code-argument.patch Normal file
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@ -0,0 +1,47 @@
From d039200a7ee8ac170afbdc3b987af553c07fb6a3 Mon Sep 17 00:00:00 2001
From: Jérôme Gardou <jerome.gardou@gmail.com>
Date: Fri, 23 Apr 2021 16:33:47 +0100
Subject: [PATCH] Allow .seh_pushframe to take an optional [code] parameter
* config/obj-coff-seh.c (obj_coff_seh_pushframe): Allow an
optional "code" argument.
---
gas/config/obj-coff-seh.c | 21 ++++++++++++++++++++-
diff --git a/gas/config/obj-coff-seh.c b/gas/config/obj-coff-seh.c
index 964fe87e0ac1..f907e729bcf0 100644
--- a/gas/config/obj-coff-seh.c
+++ b/gas/config/obj-coff-seh.c
@@ -582,12 +582,31 @@ obj_coff_seh_pushreg (int what ATTRIBUTE_UNUSED)
static void
obj_coff_seh_pushframe (int what ATTRIBUTE_UNUSED)
{
+ int code = 0;
+
if (!verify_context_and_target (".seh_pushframe", seh_kind_x64)
|| !seh_validate_seg (".seh_pushframe"))
return;
+
+ SKIP_WHITESPACE();
+
+ if (is_name_beginner (*input_line_pointer))
+ {
+ char* identifier;
+
+ get_symbol_name (&identifier);
+ if (strcmp (identifier, "code") != 0)
+ {
+ as_bad(_("invalid argument \"%s\" for .seh_pushframe. Expected \"code\" or nothing"),
+ identifier);
+ return;
+ }
+ code = 1;
+ }
+
demand_empty_rest_of_line ();
- seh_x64_make_prologue_element (UWOP_PUSH_MACHFRAME, 0, 0);
+ seh_x64_make_prologue_element (UWOP_PUSH_MACHFRAME, code, 0);
}
/* Add a register save-unwind token to current context. */