[test] add regression test for #511

Author: mateoconlechuga

test/libc/bug_511/autotest.json

@@ -0,0 +1,117 @@
+{
+  "transfer_files":
+  [
+    "bin/DEMO.8xp"
+  ],
+  "target":
+  {
+    "name": "DEMO",
+    "isASM": true
+  },
+  "sequence":
+  [
+    "action|launch",
+    "delay|100",
+    "hashWait|1",
+    "key|enter",
+    "hashWait|2",
+    "key|enter",
+    "hashWait|3",
+    "key|enter",
+    "hashWait|4",
+    "key|enter",
+    "hashWait|5",
+    "key|enter",
+    "hashWait|6",
+    "key|enter",
+    "hashWait|7",
+    "key|enter",
+    "hashWait|8",
+    "key|enter",
+    "hashWait|9",
+    "key|enter",
+    "hashWait|10",
+    "key|enter",
+    "hashWait|11"
+  ],
+  "hashes":
+  {
+    "1":
+    {
+      "description": "Test 1",
+      "start": "vram_start",
+      "size": "vram_16_size",
+      "expected_CRCs": [ "0C357809" ]
+    },
+    "2":
+    {
+      "description": "Test 2",
+      "start": "vram_start",
+      "size": "vram_16_size",
+      "expected_CRCs": [ "C37E4C46" ]
+    },
+    "3":
+    {
+      "description": "Test 3",
+      "start": "vram_start",
+      "size": "vram_16_size",
+      "expected_CRCs": [ "E680110F" ]
+    },
+    "4":
+    {
+      "description": "Test 4",
+      "start": "vram_start",
+      "size": "vram_16_size",
+      "expected_CRCs": [ "F0FE4DDC" ]
+    },
+    "5":
+    {
+      "description": "Test 5",
+      "start": "vram_start",
+      "size": "vram_16_size",
+      "expected_CRCs": [ "67BB7FC3" ]
+    },
+    "6":
+    {
+      "description": "Test 6",
+      "start": "vram_start",
+      "size": "vram_16_size",
+      "expected_CRCs": [ "0A97FD4D" ]
+    },
+    "7":
+    {
+      "description": "Test 7",
+      "start": "vram_start",
+      "size": "vram_16_size",
+      "expected_CRCs": [ "8BD8CD6E" ]
+    },
+    "8":
+    {
+      "description": "Test 8",
+      "start": "vram_start",
+      "size": "vram_16_size",
+      "expected_CRCs": [ "49563B96" ]
+    },
+    "9":
+    {
+      "description": "Test 9",
+      "start": "vram_start",
+      "size": "vram_16_size",
+      "expected_CRCs": [ "0D88654C" ]
+    },
+    "10":
+    {
+      "description": "Test 10",
+      "start": "vram_start",
+      "size": "vram_16_size",
+      "expected_CRCs": [ "DE8AD0AF" ]
+    },
+    "11":
+    {
+      "description": "Test program exit",
+      "start": "vram_start",
+      "size": "vram_16_size",
+      "expected_CRCs": [ "FFAF89BA", "101734A5", "9DA19F44", "A32840C8", "349F4775" ]
+    }
+  }
+}

test/libc/bug_511/makefile

@@ -0,0 +1,15 @@
+# ----------------------------
+# Makefile Options
+# ----------------------------
+
+NAME = DEMO
+ICON = icon.png
+DESCRIPTION = "CE C Toolchain Demo"
+COMPRESSED = NO
+
+CFLAGS = -Wall -Wextra -Oz
+CXXFLAGS = -Wall -Wextra -Oz
+
+# ----------------------------
+
+include $(shell cedev-config --makefile)

test/libc/bug_511/src/main.c

@@ -0,0 +1,55 @@
+#include <string.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <math.h>
+#include <ti/getcsc.h>
+#include <ti/screen.h>
+
+int main(void)
+{
+    static const uint8_t values[][4] =
+    {
+        { 0xcf, 0x7f, 0x39, 0xbe },  /* -0.181151 */
+        { 0xcf, 0xff, 0x39, 0xbe },  /* -0.181639 */
+        { 0x00, 0x00, 0x00, 0x00 },  /* +0 */
+        { 0x00, 0x00, 0x00, 0x80 },  /* -0 */
+        { 0x00, 0x00, 0x80, 0x7f },  /* +inf */
+        { 0x00, 0x00, 0x80, 0xff },  /* -inf */
+        { 0x00, 0x01, 0x80, 0x7f },  /* NaN */
+        { 0x00, 0x01, 0x80, 0xff },  /* NaN */
+        { 0x00, 0x00, 0x10, 0x7f },  /* out-of-range */
+        { 0x00, 0x00, 0x10, 0xff },  /* out-of-range */
+    };
+
+    /* expected output */
+    /*
+        inf = N, NaN = N: -0.181151 (cf 7f 39 be)
+        inf = N, NaN = N: -0.181639 (cf ff 39 be)
+        inf = N, NaN = N: 0.000000 (00 00 00 00)
+        inf = N, NaN = N: -0.000000 (00 00 00 80)
+        inf = Y, NaN = N: inf (00 00 80 7f)
+        inf = Y, NaN = N: -inf (00 00 80 ff)
+        inf = N, NaN = Y: nan (00 01 80 7f)
+        inf = N, NaN = Y: -nan (00 01 80 ff)
+        inf = N, NaN = N: oor (00 00 10 7f)
+        inf = N, NaN = N: -oor (00 00 10 ff)
+    */
+
+    for (size_t i = 0; i < sizeof(values) / sizeof(*values); ++i)
+    {
+        float dx;
+
+        memcpy(&dx, values[i], sizeof dx);
+
+        os_ClrHome();
+
+        printf("inf = %c, NaN = %c: %f (%02x %02x %02x %02x)\r\n",
+            isinf(dx) ? 'Y' : 'N',
+            isnan(dx) ? 'Y' : 'N',
+            dx, values[i][0], values[i][1], values[i][2], values[i][3]);
+
+        while (!os_GetCSC());
+    }
+
+    return 0;
+}