From 984e353160593b20d1e2944e1f2e9ce2117c8490 Mon Sep 17 00:00:00 2001
From: rsc <devnull@localhost>
Date: Sun, 22 Aug 2004 15:39:56 +0000
Subject: PowerPC Linux support from ericvh. Mainly adding va_copy/va_end. Also
 fix bug in sprint wrapping around top of memory.

---
 src/libthread/label.h | 15 +++++++++++++++
 src/libthread/mkfile  |  1 +
 2 files changed, 16 insertions(+)

(limited to 'src/libthread')

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
-- 
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