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Diffstat (limited to 'tinyc/tests/tests2/98_al_ax_extend.c')
-rw-r--r--tinyc/tests/tests2/98_al_ax_extend.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/tinyc/tests/tests2/98_al_ax_extend.c b/tinyc/tests/tests2/98_al_ax_extend.c
new file mode 100644
index 000000000..9b4e02fe7
--- /dev/null
+++ b/tinyc/tests/tests2/98_al_ax_extend.c
@@ -0,0 +1,41 @@
+#include <stdio.h>
+#include <stdlib.h>
+asm (
+    ".text;"
+    ".globl _us;.globl _ss;.globl _uc;.globl _sc;"
+    "_us:;_ss:;_uc:;_sc:;"
+    "movl $0x1234ABCD, %eax;"
+	"ret;"
+);
+
+#if 1
+#define us _us
+#define ss _ss
+#define uc _uc
+#define sc _sc
+#endif
+
+int main()
+{
+    unsigned short us(void);
+    short ss(void);
+    unsigned char uc(void);
+    signed char sc(void);
+
+    unsigned short (*fpus)(void) = us;
+    short (*fpss)(void) = ss;
+    unsigned char (*fpuc)(void) = uc;
+    signed char (*fpsc)(void) = sc;
+
+    printf("%08X %08X\n", us() + 1, fpus() + 1);
+    printf("%08X %08X\n", ss() + 1, fpss() + 1);
+    printf("%08X %08X\n", uc() + 1, fpuc() + 1);
+    printf("%08X %08X\n", sc() + 1, fpsc() + 1);
+    printf("\n");
+    printf("%08X %08X\n", fpus() + 1, us() + 1);
+    printf("%08X %08X\n", fpss() + 1, ss() + 1);
+    printf("%08X %08X\n", fpuc() + 1, uc() + 1);
+    printf("%08X %08X\n", fpsc() + 1, sc() + 1);
+
+    return 0;
+}