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authorDan Williams <dan.j.williams@intel.com>2017-11-15 16:56:11 -0800
committerDan Williams <dan.j.williams@intel.com>2017-11-15 16:56:11 -0800
commit4247f24c23589bcc3bc3490515ef8c9497e9ae55 (patch)
tree89726a0e171c443a3e8def2992b56dbd8a21df21 /tools/objtool
parent79ab67ede21f536851a99ea68ee6fc1f5435e055 (diff)
parent9f586fff6574f6ecbf323f92d44ffaf0d96225fe (diff)
Merge branch 'for-4.15/dax' into libnvdimm-for-next
Diffstat (limited to 'tools/objtool')
-rw-r--r--tools/objtool/arch/x86/decode.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/tools/objtool/arch/x86/decode.c b/tools/objtool/arch/x86/decode.c
index 0f22768c0d4d..34a579f806e3 100644
--- a/tools/objtool/arch/x86/decode.c
+++ b/tools/objtool/arch/x86/decode.c
@@ -284,11 +284,16 @@ int arch_decode_instruction(struct elf *elf, struct section *sec,
case 0x8d:
if (sib == 0x24 && rex_w && !rex_b && !rex_x) {
- /* lea disp(%rsp), reg */
*type = INSN_STACK;
- op->src.type = OP_SRC_ADD;
+ if (!insn.displacement.value) {
+ /* lea (%rsp), reg */
+ op->src.type = OP_SRC_REG;
+ } else {
+ /* lea disp(%rsp), reg */
+ op->src.type = OP_SRC_ADD;
+ op->src.offset = insn.displacement.value;
+ }
op->src.reg = CFI_SP;
- op->src.offset = insn.displacement.value;
op->dest.type = OP_DEST_REG;
op->dest.reg = op_to_cfi_reg[modrm_reg][rex_r];