From: Indu Bhagat <indu.bhagat@oracle.com>
To: binutils@sourceware.org
Cc: Indu Bhagat <indu.bhagat@oracle.com>
Subject: [PATCH,RFC 3/9] gas: dw2gencfi: expose a new cfi_set_last_fde API
Date: Wed, 20 Sep 2023 16:03:55 -0700 [thread overview]
Message-ID: <20230920230401.1739139-4-indu.bhagat@oracle.com> (raw)
In-Reply-To: <20230920230401.1739139-1-indu.bhagat@oracle.com>
gas/
* dw2gencfi.c (cfi_set_last_fde): New definition.
(dot_cfi_endproc): Use it.
(dot_cfi_fde_data): Likewise.
(dot_cfi_inline_lsda): Likewise.
* dw2gencfi.h (struct fde_entry): New declaration.
(cfi_set_last_fde): Likewise.
---
gas/dw2gencfi.c | 13 ++++++++++---
gas/dw2gencfi.h | 2 ++
2 files changed, 12 insertions(+), 3 deletions(-)
diff --git a/gas/dw2gencfi.c b/gas/dw2gencfi.c
index 5fcfb373935..a69854ddc0c 100644
--- a/gas/dw2gencfi.c
+++ b/gas/dw2gencfi.c
@@ -481,6 +481,13 @@ cfi_end_fde (symbolS *label)
frchain_now->frch_cfi_data = NULL;
}
+/* Set the last FDE .*/
+void
+cfi_set_last_fde (struct fde_entry *fde)
+{
+ last_fde = fde;
+}
+
/* Set the return column for the current FDE. */
void
@@ -1330,7 +1337,7 @@ dot_cfi_endproc (int ignored ATTRIBUTE_UNUSED)
return;
}
- last_fde = frchain_now->frch_cfi_data->cur_fde_data;
+ cfi_set_last_fde (frchain_now->frch_cfi_data->cur_fde_data);
cfi_end_fde (symbol_temp_new_now ());
@@ -1415,7 +1422,7 @@ dot_cfi_fde_data (int ignored ATTRIBUTE_UNUSED)
return;
}
- last_fde = frchain_now->frch_cfi_data->cur_fde_data;
+ cfi_set_last_fde (frchain_now->frch_cfi_data->cur_fde_data);
if ((all_cfi_sections & CFI_EMIT_target) != 0
|| (all_cfi_sections & CFI_EMIT_eh_frame_compact) != 0)
@@ -1568,7 +1575,7 @@ dot_cfi_inline_lsda (int ignored ATTRIBUTE_UNUSED)
if (last_fde->eh_header_type == EH_COMPACT_HAS_LSDA)
output_compact_unwind_data (last_fde, align);
- last_fde = NULL;
+ cfi_set_last_fde (NULL);
return;
}
diff --git a/gas/dw2gencfi.h b/gas/dw2gencfi.h
index 962fdcaed17..aa8693df342 100644
--- a/gas/dw2gencfi.h
+++ b/gas/dw2gencfi.h
@@ -25,6 +25,7 @@
#include "dwarf2.h"
struct symbol;
+struct fde_entry;
extern const pseudo_typeS cfi_pseudo_table[];
@@ -35,6 +36,7 @@ extern void cfi_finish (void);
/* Entry points for backends to add unwind information. */
extern void cfi_new_fde (struct symbol *);
extern void cfi_end_fde (struct symbol *);
+extern void cfi_set_last_fde (struct fde_entry *fde);
extern void cfi_set_return_column (unsigned);
extern void cfi_set_sections (void);
extern void cfi_add_advance_loc (struct symbol *);
--
2.41.0
next prev parent reply other threads:[~2023-09-20 23:04 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-20 23:03 [PATCH,RFC 0/9] SCFI implementation in GNU assembler Indu Bhagat
2023-09-20 23:03 ` [PATCH,RFC 1/9] gas: dw2gencfi: minor rejig for cfi_sections_set and all_cfi_sections Indu Bhagat
2023-09-20 23:03 ` [PATCH,RFC 2/9] gas: dw2gencfi: use all_cfi_sections instead of cfi_sections Indu Bhagat
2023-09-20 23:03 ` Indu Bhagat [this message]
2023-09-20 23:03 ` [PATCH,RFC 4/9] gas: dw2gencfi: move some tc_* defines to the header file Indu Bhagat
2023-09-20 23:03 ` [PATCH,RFC 5/9] gas: add new command line option --scfi[=all,none] Indu Bhagat
2023-09-28 14:04 ` Nick Clifton
2023-09-30 6:13 ` Indu Bhagat
2023-09-20 23:03 ` [PATCH,RFC 6/9] gas: dw2gencfi: ignore all .cfi_* directives with --scfi=all Indu Bhagat
2023-09-28 14:10 ` [PATCH, RFC " Nick Clifton
2023-09-30 6:20 ` Indu Bhagat
2023-09-20 23:03 ` [PATCH,RFC 7/9] gas: scfidw2gen: new functionality to prepapre for SCFI Indu Bhagat
2023-09-20 23:04 ` [PATCH,RFC 8/9] gas: synthesize CFI for hand-written asm Indu Bhagat
2023-09-28 14:58 ` Nick Clifton
2023-09-30 6:43 ` Indu Bhagat
2023-09-20 23:04 ` [PATCH,RFC 9/9] gas: testsuite: add a x86_64 testsuite for SCFI Indu Bhagat
2023-09-28 15:01 ` [PATCH,RFC 0/9] SCFI implementation in GNU assembler Nick Clifton
2023-09-30 6:44 ` Indu Bhagat
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