VFPU derpage fixed
authorSam Moore <matches@ucc.asn.au>
Sun, 3 Aug 2014 12:50:10 +0000 (20:50 +0800)
committerSam Moore <matches@ucc.asn.au>
Sun, 3 Aug 2014 12:50:10 +0000 (20:50 +0800)
In my defence, hex and binary are only 14 digits apart

src/tests/calculator.cpp [new file with mode: 0644]
src/vfpu.h

diff --git a/src/tests/calculator.cpp b/src/tests/calculator.cpp
new file mode 100644 (file)
index 0000000..89009f1
--- /dev/null
@@ -0,0 +1,43 @@
+#include "main.h"
+#include "real.h"
+#include <cmath>
+#include <cassert>
+#include <list>
+#include <bitset>
+#include <iostream>
+
+using namespace std;
+using namespace IPDF;
+
+int main(int argc, char ** argv)
+{
+       while (true)
+       {
+               double da; double db;
+               char op;
+               cin >> da >> op >> db;
+               
+               Real a(da);
+               Real b(db);
+               
+               Real c;
+               switch (op)
+               {
+                       case '+':
+                               c = a + b;
+                               break;
+                       case '-':
+                               c = a - b;
+                               break;
+                       case '*':
+                               c = a * b;
+                               break;
+                       case '/':
+                               c = a / b;
+                               break;
+               }
+               
+               cout << Double(c) << '\n';
+               
+       }
+}
index 04de136..a2102f9 100644 (file)
@@ -11,8 +11,8 @@ namespace VFPU
 {
        extern int Start(const char * vcd_output = NULL); // Starts the VFPU
        extern int Halt(); // Halts the VFPU
-       typedef enum {ADD=0x000, SUB=0x001, MULT=0x010, DIV=0x011, SQRT=0x100} Opcode;
-       typedef enum {EVEN=0x00, ZERO=0x01, UP=0x10, DOWN=0x11} Rmode; // Rounding mode; to even, towards zero, always up, always down
+       typedef enum {ADD=0x0, SUB=0x1, MULT=0x2, DIV=0x3, SQRT=0x4} Opcode;
+       typedef enum {EVEN=0x0, ZERO=0x1, UP=0x2, DOWN=0x3} Rmode; // Rounding mode; to even, towards zero, always up, always down
        typedef std::bitset<32> Register;
        extern Register Exec(const Register & a, const Register & b, Opcode op, Rmode rmode = EVEN); // operate with registers
        extern float Exec(float a, float b, Opcode op, Rmode rmode = EVEN); //converts floats into registers and back

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