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Make the kernel dwarf stack unwinder work for ARC targets.

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* config//tc-arc.c (tc_arc_frame_initial_instructions): Use
	cfi_add_CFA_def_cfa to generate default CFA with offset
	* testsuite/gas/cfi/cfi-arc-1.d: Update expected output.
This commit is contained in:
Vineet Gupta 2016-06-27 16:50:29 +01:00 • committed by Nick Clifton
parent 42b7a39bf6
commit 45a54ee577
3 changed files with 8 additions and 3 deletions
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6
gas/ChangeLog
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@ -1,3 +1,9 @@
2016-06-27 Vineet Gupta <vgupta@synopsys.com>
* config//tc-arc.c (tc_arc_frame_initial_instructions): Use
cfi_add_CFA_def_cfa to generate default CFA with offset
* testsuite/gas/cfi/cfi-arc-1.d: Update expected output.
2016-06-27 Nick Clifton <nickc@redhat.com> 2016-06-27 Nick Clifton <nickc@redhat.com>
PR gas/20247 PR gas/20247

2
gas/config/tc-arc.c
View file

@ -4160,7 +4160,7 @@ void
tc_arc_frame_initial_instructions (void) tc_arc_frame_initial_instructions (void)
{ {
/* Stack pointer is register 28. */ /* Stack pointer is register 28. */
cfi_add_CFA_def_cfa_register (28); cfi_add_CFA_def_cfa (28, 0);
} }
int int

3
gas/testsuite/gas/cfi/cfi-arc-1.d
View file

@ -11,8 +11,7 @@ Contents of the .eh_frame section:
Return address column: 31 Return address column: 31
Augmentation data: 1b Augmentation data: 1b
DW_CFA_def_cfa_register: r28 DW_CFA_def_cfa: r28 ofs 0
DW_CFA_nop
00000014 00000020 00000018 FDE cie=00000000 pc=00000000..00000010 00000014 00000020 00000018 FDE cie=00000000 pc=00000000..00000010
DW_CFA_advance_loc: 4 to 00000004 DW_CFA_advance_loc: 4 to 00000004