From e0eea53c77fce8537c58a072b684043507987bcc Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Sat, 9 Jul 2016 01:07:53 +0000
Subject: [PATCH] ppc32: Consider ucontext mismatches between glibc and musl

This helps in porting libunwind onto musl based systems
ptrace.h change is required again an error that surfaces
with musl

/mnt/oe/openembedded-core/build/tmp-musl/sysroots/qemuppc/usr/include/asm/ptrace.h:31:8: error: redefinition of 'struct pt_regs'
 struct pt_regs {
        ^~~~~~~
In file included from /mnt/oe/openembedded-core/build/tmp-musl/sysroots/qemuppc/usr/include/sys/user.h:11:0,
                 from /mnt/oe/openembedded-core/build/tmp-musl/sysroots/qemuppc/usr/include/sys/procfs.h:9,
                 from ../../git/src/ptrace/_UPT_internal.h:40,
                 from ../../git/src/ptrace/_UPT_reg_offset.c:27:
/mnt/oe/openembedded-core/build/tmp-musl/sysroots/qemuppc/usr/include/bits/user.h:1:8: note: originally defined here
 struct pt_regs {
        ^~~~~~~

Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
Upstream-Status: Pending

 src/ppc32/Ginit.c            |   6 +-
 src/ppc32/ucontext_i.h       | 158 ++++++++++++++++++++++---------------------
 src/ptrace/_UPT_reg_offset.c |   7 ++
 3 files changed, 92 insertions(+), 79 deletions(-)

diff --git a/src/ppc32/Ginit.c b/src/ppc32/Ginit.c
index f2e6e82..617aaa1 100644
--- a/src/ppc32/Ginit.c
+++ b/src/ppc32/Ginit.c
@@ -48,12 +48,12 @@ uc_addr (ucontext_t *uc, int reg)
   void *addr;
 
   if ((unsigned) (reg - UNW_PPC32_R0) < 32)
-    addr = &uc->uc_mcontext.uc_regs->gregs[reg - UNW_PPC32_R0];
+    addr = &uc->GET_UC_REGS->gregs[reg - UNW_PPC32_R0];
 
   else
   if ( ((unsigned) (reg - UNW_PPC32_F0) < 32) &&
        ((unsigned) (reg - UNW_PPC32_F0) >= 0) )
-    addr = &uc->uc_mcontext.uc_regs->fpregs.fpregs[reg - UNW_PPC32_F0];
+    addr = &uc->GET_UC_REGS->fpregs.fpregs[reg - UNW_PPC32_F0];
 
   else
     {
@@ -76,7 +76,7 @@ uc_addr (ucontext_t *uc, int reg)
         default:
           return NULL;
         }
-      addr = &uc->uc_mcontext.uc_regs->gregs[gregs_idx];
+      addr = &uc->GET_UC_REGS->gregs[gregs_idx];
     }
   return addr;
 }
diff --git a/src/ppc32/ucontext_i.h b/src/ppc32/ucontext_i.h
index c6ba806..b79f15c 100644
--- a/src/ppc32/ucontext_i.h
+++ b/src/ppc32/ucontext_i.h
@@ -46,83 +46,89 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
    various structure members. */
 static ucontext_t dmy_ctxt UNUSED;
 
-#define UC_MCONTEXT_GREGS_R0 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[0] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R1 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[1] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R2 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[2] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R3 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[3] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R4 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[4] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R5 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[5] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R6 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[6] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R7 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[7] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R8 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[8] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R9 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[9] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R10 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[10] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R11 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[11] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R12 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[12] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R13 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[13] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R14 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[14] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R15 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[15] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R16 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[16] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R17 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[17] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R18 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[18] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R19 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[19] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R20 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[20] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R21 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[21] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R22 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[22] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R23 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[23] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R24 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[24] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R25 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[25] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R26 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[26] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R27 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[27] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R28 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[28] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R29 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[29] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R30 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[30] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_R31 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[31] - (void *)&dmy_ctxt)
+#ifdef __GLIBC__
+#define GET_UC_REGS uc_mcontext.uc_regs
+#else
+#define GET_UC_REGS uc_regs
+#endif
+
+#define UC_MCONTEXT_GREGS_R0 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[0] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R1 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[1] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R2 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[2] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R3 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[3] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R4 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[4] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R5 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[5] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R6 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[6] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R7 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[7] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R8 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[8] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R9 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[9] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R10 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[10] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R11 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[11] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R12 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[12] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R13 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[13] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R14 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[14] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R15 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[15] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R16 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[16] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R17 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[17] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R18 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[18] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R19 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[19] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R20 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[20] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R21 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[21] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R22 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[22] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R23 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[23] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R24 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[24] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R25 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[25] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R26 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[26] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R27 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[27] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R28 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[28] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R29 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[29] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R30 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[30] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_R31 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[31] - (void *)&dmy_ctxt)
 
-#define UC_MCONTEXT_GREGS_MSR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[MSR_IDX] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_ORIG_GPR3 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[ORIG_GPR3_IDX] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_CTR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[CTR_IDX] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_LINK ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[LINK_IDX] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_XER ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[XER_IDX] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_CCR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[CCR_IDX] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_SOFTE ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[SOFTE_IDX] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_TRAP ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[TRAP_IDX] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_DAR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[DAR_IDX] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_DSISR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[DSISR_IDX] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_GREGS_RESULT ((void *)&dmy_ctxt.uc_mcontext.uc_regs->gregs[RESULT_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_MSR ((void *)&dmy_ctxt.GET_UC_REGS->gregs[MSR_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_ORIG_GPR3 ((void *)&dmy_ctxt.GET_UC_REGS->gregs[ORIG_GPR3_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_CTR ((void *)&dmy_ctxt.GET_UC_REGS->gregs[CTR_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_LINK ((void *)&dmy_ctxt.GET_UC_REGS->gregs[LINK_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_XER ((void *)&dmy_ctxt.GET_UC_REGS->gregs[XER_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_CCR ((void *)&dmy_ctxt.GET_UC_REGS->gregs[CCR_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_SOFTE ((void *)&dmy_ctxt.GET_UC_REGS->gregs[SOFTE_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_TRAP ((void *)&dmy_ctxt.GET_UC_REGS->gregs[TRAP_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_DAR ((void *)&dmy_ctxt.GET_UC_REGS->gregs[DAR_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_DSISR ((void *)&dmy_ctxt.GET_UC_REGS->gregs[DSISR_IDX] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_GREGS_RESULT ((void *)&dmy_ctxt.GET_UC_REGS->gregs[RESULT_IDX] - (void *)&dmy_ctxt)
 
-#define UC_MCONTEXT_FREGS_R0 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[0] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R1 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[1] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R2 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[2] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R3 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[3] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R4 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[4] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R5 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[5] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R6 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[6] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R7 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[7] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R8 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[8] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R9 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[9] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R10 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[10] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R11 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[11] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R12 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[12] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R13 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[13] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R14 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[14] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R15 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[15] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R16 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[16] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R17 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[17] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R18 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[18] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R19 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[19] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R20 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[20] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R21 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[21] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R22 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[22] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R23 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[23] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R24 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[24] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R25 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[25] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R26 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[26] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R27 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[27] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R28 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[28] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R29 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[29] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R30 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[30] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_R31 ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[31] - (void *)&dmy_ctxt)
-#define UC_MCONTEXT_FREGS_FPSCR ((void *)&dmy_ctxt.uc_mcontext.uc_regs->fpregs.fpregs[32] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R0 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[0] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R1 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[1] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R2 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[2] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R3 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[3] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R4 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[4] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R5 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[5] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R6 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[6] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R7 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[7] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R8 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[8] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R9 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[9] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R10 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[10] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R11 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[11] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R12 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[12] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R13 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[13] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R14 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[14] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R15 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[15] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R16 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[16] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R17 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[17] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R18 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[18] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R19 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[19] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R20 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[20] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R21 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[21] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R22 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[22] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R23 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[23] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R24 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[24] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R25 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[25] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R26 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[26] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R27 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[27] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R28 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[28] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R29 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[29] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R30 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[30] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_R31 ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[31] - (void *)&dmy_ctxt)
+#define UC_MCONTEXT_FREGS_FPSCR ((void *)&dmy_ctxt.GET_UC_REGS->fpregs.fpregs[32] - (void *)&dmy_ctxt)
 
 #endif
diff --git a/src/ptrace/_UPT_reg_offset.c b/src/ptrace/_UPT_reg_offset.c
index 68461a2..fcc43f7 100644
--- a/src/ptrace/_UPT_reg_offset.c
+++ b/src/ptrace/_UPT_reg_offset.c
@@ -27,6 +27,13 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
 #include "_UPT_internal.h"
 
 #include <stddef.h>
+#if !defined(__GLIBC__)
+# define pt_regs uapi_pt_regs
+#endif
+#include <asm/ptrace.h>
+#if !defined(__GLIBC__)
+# undef pt_regs
+#endif
 
 #ifdef HAVE_ASM_PTRACE_OFFSETS_H
 # include <asm/ptrace_offsets.h>
-- 
1.8.3.1