Merged in millerresearch/inferno-riscv/utils-riscv (pull request #8)

Add toolchain and libmach support for riscv and riscv64

Approved-by: Charles Forsyth <charles.forsyth@gmail.com>

1 files changed, 57 insertions, 0 deletions

diff --git a/utils/libmach/uregi.h b/utils/libmach/uregi.h
new file mode 100644
index 00000000..27d202b6
--- /dev/null
+++ b/utils/libmach/uregi.h
@@ -0,0 +1,57 @@
+struct Ureg
+{
+	union {
+		uintptr	pc;
+		uintptr regs[1];
+	};
+	uintptr	r1;		/* link */
+	union{
+		uintptr	r2;
+		uintptr	sp;
+		uintptr	usp;
+	};
+	uintptr	r3;		/* sb */
+	uintptr	r4;
+	uintptr	r5;
+	uintptr	r6;		/* up in kernel */
+	uintptr	r7;		/* m in kernel */
+	union{
+		uintptr	r8;
+		uintptr arg;
+		uintptr ret;
+	};
+	uintptr	r9;
+	uintptr	r10;
+	uintptr	r11;
+	uintptr	r12;
+	uintptr	r13;
+	uintptr	r14;
+	uintptr	r15;
+	uintptr	r16;
+	uintptr	r17;
+	uintptr	r18;
+	uintptr	r19;
+	uintptr	r20;
+	uintptr	r21;
+	uintptr	r22;
+	uintptr	r23;
+	uintptr	r24;
+	uintptr	r25;
+	uintptr	r26;
+	uintptr	r27;
+	uintptr	r28;
+	uintptr	r29;
+	uintptr	r30;
+	uintptr	r31;
+
+	/* csrs: generally supervisor ones */
+	uintptr	status;
+	uintptr	ie;
+	union {
+		uintptr	cause;
+		uintptr	type;
+	};
+	uintptr	tval;			/* faulting address */
+
+	uintptr	curmode;
+};