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[Libunwind-devel] [PATCH] Change tests in access_fpreg function to accep
From: |
menantea |
Subject: |
[Libunwind-devel] [PATCH] Change tests in access_fpreg function to accept fp and v registers. |
Date: |
Fri, 15 Jan 2016 14:19:06 +0100 |
From: Guy Menanteau <address@hidden>
---
src/ppc64/Ginit.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/src/ppc64/Ginit.c b/src/ppc64/Ginit.c
index 0740961..3fdeaee 100644
--- a/src/ppc64/Ginit.c
+++ b/src/ppc64/Ginit.c
@@ -169,13 +169,11 @@ access_fpreg (unw_addr_space_t as, unw_regnum_t reg,
unw_fpreg_t *val,
ucontext_t *uc = arg;
unw_fpreg_t *addr;
- if ((reg - UNW_PPC64_F0) < 0)
+ /* Allow only 32 fregs and 32 vregs */
+ if ( !( ((unsigned) (reg - UNW_PPC64_F0) < 32)
+ ||((unsigned) (reg - UNW_PPC64_V0) < 32)))
goto badreg;
- if ((unsigned) (reg - UNW_PPC64_V0) >= 32)
- goto badreg;
-
-
addr = uc_addr (uc, reg);
if (!addr)
goto badreg;
--
1.7.9.5