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authorDavid S. Miller <davem@redhat.com>2002-04-22 01:13:32 -0700
committerDavid S. Miller <davem@gcc.gnu.org>2002-04-22 01:13:32 -0700
commit4bf014459015ba617e74cf4e2d35b1a5ff2f50da (patch)
treea7360eff46496db27f5aea795c4b6c97cdb15b51
parentf0cca0f605e87fe5ef4e120a2bdc3fde767010ca (diff)
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dwarf2-signal.h (MAKE_THROW_FRAME, sparc32): Document magic instruction reading sequence.
2002-04-21 David S. Miller <davem@redhat.com> * include/dwarf2-signal.h (MAKE_THROW_FRAME, sparc32): Document magic instruction reading sequence. From-SVN: r52609
-rw-r--r--libjava/ChangeLog5
-rw-r--r--libjava/include/dwarf2-signal.h2
2 files changed, 7 insertions, 0 deletions
diff --git a/libjava/ChangeLog b/libjava/ChangeLog
index 522a3f9..3f08237 100644
--- a/libjava/ChangeLog
+++ b/libjava/ChangeLog
@@ -1,3 +1,8 @@
+2002-04-21 David S. Miller <davem@redhat.com>
+
+ * include/dwarf2-signal.h (MAKE_THROW_FRAME, sparc32): Document
+ magic instruction reading sequence.
+
2002-04-21 Mark Wielaard <mark@klomp.org>
* mauve-libgcj: Don't run java.lang.ref tests since they are buggy.
diff --git a/libjava/include/dwarf2-signal.h b/libjava/include/dwarf2-signal.h
index 0828705..fa55d4d 100644
--- a/libjava/include/dwarf2-signal.h
+++ b/libjava/include/dwarf2-signal.h
@@ -77,9 +77,11 @@ do \
} *regp; \
unsigned int insn; \
__asm__ __volatile__("ld [%%i7 + 8], %0" : "=r" (insn)); \
+ /* mov __NR_sigaction, %g1; Old signal stack layout */ \
if (insn == 0x821020d8) \
regp = (struct sig_regs *) _sip; \
else \
+ /* mov __NR_rt_sigaction, %g1; New signal stack layout */ \
regp = (struct sig_regs *) (_sip + 1); \
regp->pc = regp->npc; \
regp->npc += 4; \