When running FP operations, FPSCR flag must be compared to make sure
that any exception will behave consistently.
Signed-off-by: Jose Ricardo Ziviani <jos...@linux.vnet.ibm.com>
---
risu_reginfo_ppc64le.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/risu_reginfo_ppc64le.c b/risu_reginfo_ppc64le.c
index 4dc509c..ee0e55e 100644
--- a/risu_reginfo_ppc64le.c
+++ b/risu_reginfo_ppc64le.c
@@ -21,6 +21,7 @@
#define XER 37
#define CCR 38
+#define FPREG 32
/* reginfo_init: initialize with a ucontext */
void reginfo_init(struct reginfo *ri, ucontext_t *uc)
@@ -82,6 +83,10 @@ int reginfo_is_eq(struct reginfo *m, struct reginfo *a,
ucontext_t *uc)
}
}
+ if (m->fpregs[FPREG] != a->fpregs[FPREG]) {
+ return 0;
+ }
+
for (i = 0; i < 32; i++) {
if (m->vrregs.vrregs[i][0] != a->vrregs.vrregs[i][0] ||
m->vrregs.vrregs[i][1] != a->vrregs.vrregs[i][1] ||
--
2.7.4
