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-rw-r--r--arch/blackfin/kernel/mcount.S70
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/blackfin/kernel/mcount.S b/arch/blackfin/kernel/mcount.S
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+/*
+ * linux/arch/blackfin/mcount.S
+ *
+ * Copyright (C) 2006 Analog Devices Inc.
+ *
+ * 2007/04/12 Save index, length, modify and base registers. --rpm
+ */
+
+#include <linux/linkage.h>
+#include <asm/blackfin.h>
+
+.text
+
+.align 4 /* just in case */
+
+ENTRY(__mcount)
+ [--sp] = i0;
+ [--sp] = i1;
+ [--sp] = i2;
+ [--sp] = i3;
+ [--sp] = l0;
+ [--sp] = l1;
+ [--sp] = l2;
+ [--sp] = l3;
+ [--sp] = m0;
+ [--sp] = m1;
+ [--sp] = m2;
+ [--sp] = m3;
+ [--sp] = b0;
+ [--sp] = b1;
+ [--sp] = b2;
+ [--sp] = b3;
+ [--sp] = ( r7:0, p5:0 );
+ [--sp] = ASTAT;
+
+ p1.L = _ipipe_trace_enable;
+ p1.H = _ipipe_trace_enable;
+ r7 = [p1];
+ CC = r7 == 0;
+ if CC jump out;
+ link 0x10;
+ r0 = 0x0;
+ [sp + 0xc] = r0; /* v */
+ r0 = 0x0; /* type: IPIPE_TRACE_FN */
+ r1 = rets;
+ p0 = [fp]; /* p0: Prior FP */
+ r2 = [p0 + 4]; /* r2: Prior RETS */
+ call ___ipipe_trace;
+ unlink;
+out:
+ ASTAT = [sp++];
+ ( r7:0, p5:0 ) = [sp++];
+ b3 = [sp++];
+ b2 = [sp++];
+ b1 = [sp++];
+ b0 = [sp++];
+ m3 = [sp++];
+ m2 = [sp++];
+ m1 = [sp++];
+ m0 = [sp++];
+ l3 = [sp++];
+ l2 = [sp++];
+ l1 = [sp++];
+ l0 = [sp++];
+ i3 = [sp++];
+ i2 = [sp++];
+ i1 = [sp++];
+ i0 = [sp++];
+ rts;
+ENDPROC(__mcount)