Changes in directory llvm-test/SingleSource/UnitTests/SignlessTypes:
ccc.c added (r1.1)
---
Log message:
A little test for parameter attributes.
---
Diffs of the changes: (+54 -0)
ccc.c | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 54 insertions(+)
Index: llvm-test/SingleSource/UnitTests/SignlessTypes/ccc.c
diff -c /dev/null llvm-test/SingleSource/UnitTests/SignlessTypes/ccc.c:1.1
*** /dev/null Wed Jan 10 11:54:12 2007
--- llvm-test/SingleSource/UnitTests/SignlessTypes/ccc.c Wed Jan 10
11:54:02 2007
***************
*** 0 ****
--- 1,54 ----
+ /*
+ * This file is used to the C calling conventions with signless
+ * LLVM. Integer arguments in this convention are promoted to at
+ * least a 32-bit size. Consequently signed values must be
+ * sign extended and unsigned values must be zero extended to
+ * at least a 32-bit integer type.
+ */
+
+ #include <stdio.h>
+ #include <stdlib.h>
+
+ int Y = 0;
+
+ int ubyteArg( unsigned char X) {
+ return X + 2 + Y;
+ }
+
+ int sbyteArg( signed char X ) {
+ return X + 3 + Y;
+ }
+
+ int ushortArg( unsigned short X ) {
+ return X + 4 + Y;
+ }
+
+ int sshortArg( signed short X) {
+ return X + 5 + Y;
+ }
+
+ int F1, F2, F3, F4;
+
+ int main(int argc, char**argv) {
+ int TestVal;
+ short sh;
+ unsigned short ush;
+
+ if (argc < 2) {
+ fprintf(stderr, "Program requires integer parameter");
+ exit (1);
+ }
+
+ F1 = (int)(void*)ubyteArg;
+ F2 = (int)(void*)sbyteArg;
+ F3 = (int)(void*)ushortArg;
+ F4 = (int)(void*)sshortArg;
+
+ TestVal = atoi(argv[1]);
+ sh = (short)-1;
+ ush = (unsigned short) -1;
+
+ printf("%d %hd %hu", TestVal, sh, ush);
+
+ return TestVal;
+ }
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