1 files changed, 83 insertions, 0 deletions
diff --git a/src/libthread/Darwin-power-asm.s b/src/libthread/Darwin-power-asm.s
new file mode 100644
index 00000000..0776b1e3
--- /dev/null
+++ b/src/libthread/Darwin-power-asm.s
@@ -0,0 +1,83 @@
+/* get FPR and VR use flags with sc 0x7FF3 */
+/* get vsave with mfspr reg, 256 */
+
+.text
+.align 2
+
+.globl	__setlabel
+
+__setlabel:				/* xxx: instruction scheduling */
+	mflr	r0
+	mfcr	r5
+	mfctr	r6
+	mfxer	r7
+	stw	r0, 0*4(r3)
+	stw	r5, 1*4(r3)
+	stw	r6, 2*4(r3)
+	stw	r7, 3*4(r3)
+
+	stw	r1, 4*4(r3)
+	stw	r2, 5*4(r3)
+	li	r5, 1				/* return value for gotolabel */
+	stw	r5, 6*4(r3)
+
+	stw	r13, (0+6)*4(r3)	/* callee-save GPRs */
+	stw	r14, (1+6)*4(r3)	/* xxx: block move */
+	stw	r15, (2+6)*4(r3)
+	stw	r16, (3+6)*4(r3)
+	stw	r17, (4+6)*4(r3)
+	stw	r18, (5+6)*4(r3)
+	stw	r19, (6+6)*4(r3)
+	stw	r20, (7+6)*4(r3)
+	stw	r21, (8+6)*4(r3)
+	stw	r22, (9+6)*4(r3)
+	stw	r23, (10+6)*4(r3)
+	stw	r24, (11+6)*4(r3)
+	stw	r25, (12+6)*4(r3)
+	stw	r26, (13+6)*4(r3)
+	stw	r27, (14+6)*4(r3)
+	stw	r28, (15+6)*4(r3)
+	stw	r29, (16+6)*4(r3)
+	stw	r30, (17+6)*4(r3)
+	stw	r31, (18+6)*4(r3)
+
+	li	r3, 0			/* return */
+	blr
+
+.globl	__gotolabel
+
+__gotolabel:
+	lwz	r13, (0+7)*4(r3)	/* callee-save GPRs */
+	lwz	r14, (1+7)*4(r3)	/* xxx: block move */
+	lwz	r15, (2+7)*4(r3)
+	lwz	r16, (3+7)*4(r3)
+	lwz	r17, (4+7)*4(r3)
+	lwz	r18, (5+7)*4(r3)
+	lwz	r19, (6+7)*4(r3)
+	lwz	r20, (7+7)*4(r3)
+	lwz	r21, (8+7)*4(r3)
+	lwz	r22, (9+7)*4(r3)
+	lwz	r23, (10+7)*4(r3)
+	lwz	r24, (11+7)*4(r3)
+	lwz	r25, (12+7)*4(r3)
+	lwz	r26, (13+7)*4(r3)
+	lwz	r27, (14+7)*4(r3)
+	lwz	r28, (15+7)*4(r3)
+	lwz	r29, (16+7)*4(r3)
+	lwz	r30, (17+7)*4(r3)
+	lwz	r31, (18+7)*4(r3)
+
+	lwz	r1, 4*4(r3)
+	lwz	r2, 5*4(r3)
+
+	lwz	r0, 0*4(r3)
+	mtlr	r0
+	lwz	r0, 1*4(r3)
+	mtcr	r0			/* mtcrf 0xFF, r0 */
+	lwz	r0, 2*4(r3)
+	mtctr	r0
+	lwz	r0, 3*4(r3)
+	mtxer	r0
+
+	lwz	r3,	6*4(r4)
+	blr