diff mbox series

[RFC,v5,03/57] objtool: check: Use arch specific values in restore_reg()

Message ID 20200109160300.26150-4-jthierry@redhat.com (mailing list archive)
State New, archived
Headers show
Series objtool: Add support for arm64 | expand

Commit Message

Julien Thierry Jan. 9, 2020, 4:02 p.m. UTC 
Initial register state is set up by arch specific code. Use the value
the arch code has set when restoring registers from the stack.

Suggested-by: Raphael Gault <raphael.gault@arm.com>
Signed-off-by: Julien Thierry <jthierry@redhat.com>
---
 tools/objtool/check.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index 4784f0f6a3ae..5968e6f08891 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -1437,8 +1437,8 @@  static void save_reg(struct insn_state *state, unsigned char reg, int base,
 
 static void restore_reg(struct insn_state *state, unsigned char reg)
 {
-	state->regs[reg].base = CFI_UNDEFINED;
-	state->regs[reg].offset = 0;
+	state->regs[reg].base = initial_func_cfi.regs[reg].base;
+	state->regs[reg].offset = initial_func_cfi.regs[reg].offset;
 }
 
 /*