extend.texi: (micromips, nomicromips, nocompression): Document new function attributes.

[thirdparty/gcc.git] / gcc / testsuite / gcc.target / mips / umips-swp-4.c

diff --git a/gcc/testsuite/gcc.target/mips/umips-swp-4.c b/gcc/testsuite/gcc.target/mips/umips-swp-4.c
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..5e8f5ea2a76670860720328c5c301d500fc6887a 100644 (file)
--- a/gcc/testsuite/gcc.target/mips/umips-swp-4.c
+++ b/gcc/testsuite/gcc.target/mips/umips-swp-4.c
@@ -0,0 +1,17 @@
+/* { dg-options "-fpeephole2 -mtune=m14k (-mmicromips)" } */
+/* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
+
+void MICROMIPS
+foo (int *r4, int r5, int r6)
+{
+  r6 *= r6;
+  r4[511] = r5;
+  r4[512] = r6;
+  {
+    register int r5asm asm ("$5") = r5;
+    register int r6asm asm ("$6") = r6;
+    asm ("#foo" : "=m" (r4[2]) : "d" (r5asm), "d" (r6asm));
+  }
+}
+
+/* { dg-final { scan-assembler "\tswp\t\\\$5,2044\\(\\\$4\\)" } }*/