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authorAndreas Färber <andreas.faerber@web.de>2013-01-10 21:52:28 +0100
committerAndreas Färber <andreas.faerber@web.de>2013-01-10 21:52:28 +0100
commit63e3555e80c31776285accbb4d0c14ae91c457dc (patch)
tree89907c82724d6519c8bbad7acc15c0198c6f902f /tests/tcg/mips/mips32-dspr2/mulq_s_w.c
parent52a71bff6085398fbb8602718af228cd6339c02d (diff)
parenta6308bc2224db238e72c570482717b68246a7ce0 (diff)
Merge branch 'master' of git://git.qemu.org/qemu into prep-up
Conflicts: hw/Makefile.objs hw/ppc_prep.c Signed-off-by: Andreas Färber <andreas.faerber@web.de>
Diffstat (limited to 'tests/tcg/mips/mips32-dspr2/mulq_s_w.c')
-rw-r--r--tests/tcg/mips/mips32-dspr2/mulq_s_w.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/tcg/mips/mips32-dspr2/mulq_s_w.c b/tests/tcg/mips/mips32-dspr2/mulq_s_w.c
new file mode 100644
index 0000000000..df148b7ffb
--- /dev/null
+++ b/tests/tcg/mips/mips32-dspr2/mulq_s_w.c
@@ -0,0 +1,36 @@
+#include<stdio.h>
+#include<assert.h>
+
+int main()
+{
+ int rd, rs, rt, dsp;
+ int result, resultdsp;
+
+ rs = 0x80001234;
+ rt = 0x80004321;
+ result = 0x80005555;
+
+ __asm
+ ("mulq_s.w %0, %1, %2\n\t"
+ : "=r"(rd)
+ : "r"(rs), "r"(rt)
+ );
+ assert(rd == result);
+
+ rs = 0x80000000;
+ rt = 0x80000000;
+ result = 0x7FFFFFFF;
+ resultdsp = 1;
+
+ __asm
+ ("mulq_s.w %0, %2, %3\n\t"
+ "rddsp %1\n\t"
+ : "=r"(rd), "=r"(dsp)
+ : "r"(rs), "r"(rt)
+ );
+ dsp = (dsp >> 21) & 0x01;
+ assert(rd == result);
+ assert(dsp == resultdsp);
+
+ return 0;
+}