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diff gcc/testsuite/gcc.dg/divmod-3.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/divmod-3.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,30 @@
+/* { dg-require-effective-target divmod } */
+/* { dg-options "-O2 -fdump-tree-widening_mul-details" } */
+/* div comes before mod in same bb.  */ 
+
+typedef int SImode __attribute__((mode(SI)));
+typedef unsigned USImode __attribute__((mode(SI)));
+
+typedef int DImode __attribute__((mode(DI)));
+typedef unsigned UDImode __attribute__((mode(DI)));
+
+extern int cond;
+void foo(void);
+
+#define FOO(smalltype, bigtype, no)      \
+bigtype f_##no(smalltype x, bigtype y)   \
+{					 \
+  bigtype q = x / y;                     \
+  bigtype r = x % y;                     \
+  return q + r;                          \
+}
+
+FOO(SImode, DImode, 1)
+FOO(SImode, UDImode, 2)
+FOO(USImode, DImode, 3)
+FOO(USImode, UDImode, 4)
+FOO(DImode, DImode, 5)
+FOO(DImode, UDImode, 6)
+FOO(UDImode, UDImode, 7)
+
+/* { dg-final { scan-tree-dump-times "DIVMOD" 7 "widening_mul" } } */