Add pipe_spec.h

1 files changed, 68 insertions, 0 deletions

diff --git a/inc/pipe_spec.h b/inc/pipe_spec.h
new file mode 100644
index 0000000..772314e
--- /dev/null
+++ b/inc/pipe_spec.h
@@ -0,0 +1,68 @@
+#ifndef PIPE_SPEC_H
+#define PIPE_SPEC_H
+#include "logger.h"
+#include <cmath>
+
+/**
+ * The number of bits to specify a word in a line
+ */
+#define LINE_SPEC 2
+/**
+ * The total number of words in a line
+ */
+#define LINE_SIZE static_cast<int>(pow(2, 2))
+
+/**
+ * The number of general purpose registers
+ */
+#define GPR_NUM 16
+
+/**
+ * The number of vector registers
+ */
+#define V_NUM 8
+
+/**
+ * The number of bits to specify an instruction type
+ */
+#define TYPE_SIZE 2
+
+/**
+ * The number of bits to specify a register
+ */
+#define REG_SIZE 5
+
+/**
+ * The number of bits to specify an R-Type opcode.
+ */
+#define R_OPCODE_SIZE 5
+
+/**
+ * The number of bits to specify an opcode.
+ */
+#define OPCODE_SIZE 4
+
+/**
+ * The maximum value an integer can hold.
+ * The minimum is always this number plus one negated.
+ */
+#define MAX_INT 2147483647
+
+/**
+ * Return the N least-significant bits from integer K using a bit mask
+ * @param the integer to be parsed
+ * @param the number of bits to be parsed
+ * @return the N least-significant bits from K
+ */
+#define GET_LS_BITS(k, n) ((k) & ((1 << (n)) - 1))
+/**
+ * Return the bits from integer K starting at N and ending at M using a bit
+ * mask
+ * @param the integer to be parsed
+ * @param the index of the starting bit to be parsed
+ * @param the index of the ending bit to be parsed
+ * @return a section of bits from K
+ */
+#define GET_MID_BITS(k, m, n) GET_LS_BITS((k) >> (m), ((n) - (m)))
+
+#endif /* DEFINITIONS_H_INCLUDED */