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authorrsc <devnull@localhost>2004-08-22 15:39:56 +0000
committerrsc <devnull@localhost>2004-08-22 15:39:56 +0000
commit984e353160593b20d1e2944e1f2e9ce2117c8490 (patch)
treed7347f9d2ffa06d1033fb41712257a2001fd4d57 /src/libthread
parentc8c0df440f1a22effd43023368c801e1351e31ed (diff)
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PowerPC Linux support from ericvh.
Mainly adding va_copy/va_end. Also fix bug in sprint wrapping around top of memory.
Diffstat (limited to 'src/libthread')
-rw-r--r--src/libthread/label.h15
-rw-r--r--src/libthread/mkfile1
2 files changed, 16 insertions, 0 deletions
diff --git a/src/libthread/label.h b/src/libthread/label.h
index 5161e373..c3cef2d0 100644
--- a/src/libthread/label.h
+++ b/src/libthread/label.h
@@ -40,6 +40,21 @@ struct Label
ulong sp; /* %o6 */
ulong link; /* %o7 */
};
+#elif defined(__powerpc__)
+struct Label
+{
+ ulong pc; /* lr */
+ ulong cr; /* mfcr */
+ ulong ctr; /* mfcr */
+ ulong xer; /* mfcr */
+ ulong sp; /* callee saved: r1 */
+ ulong toc; /* callee saved: r2 */
+ ulong gpr[19]; /* callee saved: r13-r31 */
+// XXX: currently do not save vector registers or floating-point state
+// ulong pad;
+// uvlong fpr[18]; /* callee saved: f14-f31 */
+// ulong vr[4*12]; /* callee saved: v20-v31, 256-bits each */
+};
#else
#error "Unknown or unsupported architecture"
#endif
diff --git a/src/libthread/mkfile b/src/libthread/mkfile
index f8ec8e80..221cb818 100644
--- a/src/libthread/mkfile
+++ b/src/libthread/mkfile
@@ -53,6 +53,7 @@ trend: trend.$O $PLAN9/lib/$LIB
CLEANFILES=$CLEANFILES tprimes texec
+asm-Linux-ppc.$O: asm-Linux-386.s
asm-Linux-386.$O: asm-FreeBSD-386.s
asm-NetBSD-386.$O: asm-FreeBSD-386.s
asm-OpenBSD-386.$O: asm-FreeBSD-386.s