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| author | Mark Wielaard <mjw@redhat.com> | 2014-01-25 14:32:42 +0100 |
|---|---|---|
| committer | Mark Wielaard <mjw@redhat.com> | 2014-01-30 10:23:50 +0100 |
| commit | a02d90ae12c5386b85332536b516da435150dd88 (patch) | |
| tree | b3929c526ca334c3a906971cd7e0ba7e6dee0bad | |
| parent | ccdc13b7e0b0e7df045899e13446223c3e2b3a80 (diff) | |
| download | elfutils-a02d90ae12c5386b85332536b516da435150dd88.tar.gz | |
backends: arm_cfi SP (r13) is restored from CFA by default.
Signed-off-by: Mark Wielaard <mjw@redhat.com>
| -rw-r--r-- | backends/ChangeLog | 4 | ||||
| -rw-r--r-- | backends/arm_cfi.c | 3 | ||||
| -rw-r--r-- | tests/ChangeLog | 5 | ||||
| -rwxr-xr-x | tests/run-addrcfi.sh | 2 |
4 files changed, 13 insertions, 1 deletions
diff --git a/backends/ChangeLog b/backends/ChangeLog index 045fa9d1..c8e2b301 100644 --- a/backends/ChangeLog +++ b/backends/ChangeLog @@ -1,3 +1,7 @@ +2014-01-25 Mark Wielaard <mjw@redhat.com> + + * arm_cfi.c (arm_abi_cfi): Restore SP (r13) from CFA. + 2014-01-24 Mark Wielaard <mjw@redhat.com> * arm_reloc.def: Update list. diff --git a/backends/arm_cfi.c b/backends/arm_cfi.c index e0cc44bf..971a1fc4 100644 --- a/backends/arm_cfi.c +++ b/backends/arm_cfi.c @@ -54,6 +54,9 @@ arm_abi_cfi (Ebl *ebl __attribute__ ((unused)), Dwarf_CIE *abi_info) Stack Pointer (r13) as setup in the previous frame. */ DW_CFA_def_cfa, ULEB128_7 (13), ULEB128_7 (0), + /* The Stack Pointer (r13) is restored from CFA address by default. */ + DW_CFA_val_offset, ULEB128_7 (13), ULEB128_7 (0), + #define SV(n) DW_CFA_same_value, ULEB128_7 (n) /* Callee-saved regs r4-r8, r10, r11. */ SV (4), SV (5), SV (6), SV (7), SV (8), SV (10), SV (11), diff --git a/tests/ChangeLog b/tests/ChangeLog index cbf26725..fa8a42a2 100644 --- a/tests/ChangeLog +++ b/tests/ChangeLog @@ -1,3 +1,8 @@ +2014-01-25 Mark Wielaard <mjw@redhat.com> + + * run-addrcfi.sh (EM_ARM): Change reg13 (sp) from undefined to + location expression: call_frame_cfa stack_value. + 2014-01-22 Mark Wielaard <mjw@redhat.com> * Makefile.am (line2addr_no_Wformat): Removed. diff --git a/tests/run-addrcfi.sh b/tests/run-addrcfi.sh index a4225ac0..5d33246a 100755 --- a/tests/run-addrcfi.sh +++ b/tests/run-addrcfi.sh @@ -2519,7 +2519,7 @@ dwarf_cfi_addrframe (.eh_frame): no matching address range integer reg10 (r10): same_value integer reg11 (r11): same_value integer reg12 (r12): undefined - integer reg13 (sp): undefined + integer reg13 (sp): location expression: call_frame_cfa stack_value integer reg14 (lr): same_value integer reg15 (pc): location expression: regx(14) FPA reg16 (f0): undefined |