[PATCH 1/2] graph: do not use insn->symbol for memops

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In struct instruction, OP_LOAD & OP_STORE are defined like unops
and so the pseudo holding the address should be 'insn->src'.
OTOH, 'insn->symbol' is supposed to be used only for OP_SYMADDR.

However, in graph.c, the field 'symbol' is used for OP_LOAD/STORE's
address. Now, this doesn't matter much as the field 'src' & 'symbol'
are aliased/unioned (together with 'src1', 'cond', ...) but it
can be confusing.

Change this by using the field 'src' for memops here too.

Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@xxxxxxxxx>
---
 graph.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/graph.c b/graph.c
index c9af9a580..c83a1c42b 100644
--- a/graph.c
+++ b/graph.c
@@ -76,15 +76,15 @@ static void graph_ep(struct entrypoint *ep)
 		FOR_EACH_PTR(bb->insns, insn) {
 			switch(insn->opcode) {
 			case OP_STORE:
-				if (insn->symbol->type == PSEUDO_SYM) {
-				  printf("%s store(%s)", s, show_ident(insn->symbol->sym->ident));
+				if (insn->src->type == PSEUDO_SYM) {
+				  printf("%s store(%s)", s, show_ident(insn->src->sym->ident));
 				  s = ",";
 				}
 				break;
 
 			case OP_LOAD:
-				if (insn->symbol->type == PSEUDO_SYM) {
-				  printf("%s load(%s)", s, show_ident(insn->symbol->sym->ident));
+				if (insn->src->type == PSEUDO_SYM) {
+				  printf("%s load(%s)", s, show_ident(insn->src->sym->ident));
 				  s = ",";
 				}
 				break;
-- 
2.16.3

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