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authorJiong Wang <jiong.wang@arm.com>2017-01-04 14:27:52 +0000
committerJiong Wang <jiong.wang@arm.com>2017-01-04 14:27:52 +0000
commit8cf50cb070642d73acc537010d71c912f921861c (patch)
tree842b03d7385b7ec4c4db6bc4c95eb6dfebf6febe /include
parent7c2a23b23e9ca7015acadbbc7a12c665791c8337 (diff)
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[DWARF] Sync GCC dwarf.def change on AArch64
include/ * dwarf2.def: Sync with mainline gcc sources.
Diffstat (limited to 'include')
-rw-r--r--include/ChangeLog10
-rw-r--r--include/dwarf2.def9
2 files changed, 18 insertions, 1 deletions
diff --git a/include/ChangeLog b/include/ChangeLog
index a518342..f0569be 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,13 @@
+2017-01-04 Jiong Wang <jiong.wang@arm.com>
+
+ * dwarf2.def: Sync with mainline gcc sources.
+
+ 2017-01-04 Richard Earnshaw <rearnsha@arm.com>
+ Jiong Wang <jiong.wang@arm.com>
+
+ * dwarf2.def (DW_OP_AARCH64_operation): Reserve the number 0xea.
+ (DW_CFA_GNU_window_save): Comments the multiplexing on AArch64.
+
2017-01-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
* opcode/aarch64.h (AARCH64_FEATURE_RCPC): Define.
diff --git a/include/dwarf2.def b/include/dwarf2.def
index 4596c9a..ddadacc 100644
--- a/include/dwarf2.def
+++ b/include/dwarf2.def
@@ -685,6 +685,12 @@ DW_OP (DW_OP_HP_unmod_range, 0xe5)
DW_OP (DW_OP_HP_tls, 0xe6)
/* PGI (STMicroelectronics) extensions. */
DW_OP (DW_OP_PGI_omp_thread_num, 0xf8)
+/* AARCH64 extensions.
+ DW_OP_AARCH64_operation takes one mandatory unsigned LEB128 operand.
+ Bits[6:0] of this operand is the action code, all others bits are initialized
+ to 0 except explicitly documented for one action. Please refer AArch64 DWARF
+ ABI documentation for details. */
+DW_OP (DW_OP_AARCH64_operation, 0xea)
DW_END_OP
DW_FIRST_ATE (DW_ATE_void, 0x0)
@@ -766,7 +772,8 @@ DW_CFA (DW_CFA_hi_user, 0x3f)
/* SGI/MIPS specific. */
DW_CFA (DW_CFA_MIPS_advance_loc8, 0x1d)
-/* GNU extensions. */
+/* GNU extensions.
+ NOTE: DW_CFA_GNU_window_save is multiplexed on Sparc and AArch64. */
DW_CFA (DW_CFA_GNU_window_save, 0x2d)
DW_CFA (DW_CFA_GNU_args_size, 0x2e)
DW_CFA (DW_CFA_GNU_negative_offset_extended, 0x2f)