1 files changed, 31 insertions, 14 deletions

diff --git a/tools/objtool/orc_gen.c b/tools/objtool/orc_gen.c
index 41e4a2754da4..c9549988121a 100644
--- a/tools/objtool/orc_gen.c
+++ b/tools/objtool/orc_gen.c
@@ -6,7 +6,6 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "orc.h"
 #include "check.h"
 #include "warn.h"
 
@@ -16,10 +15,10 @@ int create_orc(struct objtool_file *file)
 
 	for_each_insn(file, insn) {
 		struct orc_entry *orc = &insn->orc;
-		struct cfi_reg *cfa = &insn->state.cfa;
-		struct cfi_reg *bp = &insn->state.regs[CFI_BP];
+		struct cfi_reg *cfa = &insn->cfi.cfa;
+		struct cfi_reg *bp = &insn->cfi.regs[CFI_BP];
 
-		orc->end = insn->state.end;
+		orc->end = insn->cfi.end;
 
 		if (cfa->base == CFI_UNDEFINED) {
 			orc->sp_reg = ORC_REG_UNDEFINED;
@@ -75,7 +74,7 @@ int create_orc(struct objtool_file *file)
 
 		orc->sp_offset = cfa->offset;
 		orc->bp_offset = bp->offset;
-		orc->type = insn->state.type;
+		orc->type = insn->cfi.type;
 	}
 
 	return 0;
@@ -88,11 +87,6 @@ static int create_orc_entry(struct elf *elf, struct section *u_sec, struct secti
 	struct orc_entry *orc;
 	struct rela *rela;
 
-	if (!insn_sec->sym) {
-		WARN("missing symbol for section %s", insn_sec->name);
-		return -1;
-	}
-
 	/* populate ORC data */
 	orc = (struct orc_entry *)u_sec->data->d_buf + idx;
 	memcpy(orc, o, sizeof(*orc));
@@ -105,14 +99,37 @@ static int create_orc_entry(struct elf *elf, struct section *u_sec, struct secti
 	}
 	memset(rela, 0, sizeof(*rela));
 
-	rela->sym = insn_sec->sym;
-	rela->addend = insn_off;
+	if (insn_sec->sym) {
+		rela->sym = insn_sec->sym;
+		rela->addend = insn_off;
+	} else {
+		/*
+		 * The Clang assembler doesn't produce section symbols, so we
+		 * have to reference the function symbol instead:
+		 */
+		rela->sym = find_symbol_containing(insn_sec, insn_off);
+		if (!rela->sym) {
+			/*
+			 * Hack alert.  This happens when we need to reference
+			 * the NOP pad insn immediately after the function.
+			 */
+			rela->sym = find_symbol_containing(insn_sec,
+							   insn_off - 1);
+		}
+		if (!rela->sym) {
+			WARN("missing symbol for insn at offset 0x%lx\n",
+			     insn_off);
+			return -1;
+		}
+
+		rela->addend = insn_off - rela->sym->offset;
+	}
+
 	rela->type = R_X86_64_PC32;
 	rela->offset = idx * sizeof(int);
 	rela->sec = ip_relasec;
 
-	list_add_tail(&rela->list, &ip_relasec->rela_list);
-	hash_add(elf->rela_hash, &rela->hash, rela_hash(rela));
+	elf_add_rela(elf, rela);
 
 	return 0;
 }