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| author | jsm28 <jsm28@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-11-22 00:35:48 +0000 |
|---|---|---|
| committer | jsm28 <jsm28@138bc75d-0d04-0410-961f-82ee72b054a4> | 2005-11-22 00:35:48 +0000 |
| commit | 624e1eec9297f70ad0a205f71092eaa6863dc87b (patch) | |
| tree | 7ab67e5bc186d42f2dd5968d92d477a5936aeb7f /gcc/testsuite/gcc.target/powerpc/440-mulchw-2.c | |
| parent | d5b896a6b4f4120afe67e37afc1a7110b02426a4 (diff) | |
| download | gcc-624e1eec9297f70ad0a205f71092eaa6863dc87b.tar.gz | |
* config/rs6000/rs6000.opt (mmulhw): New option.
* doc/invoke.texi (-mmulhw): Document.
* config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
for 405 and 440.
* config/rs6000/rs6000.md: Add half-word multiply and
multiply-accumulate instructions for 405 and 440.
testsuite:
* gcc.target/powerpc/405-macchw-1.c,
gcc.target/powerpc/405-macchw-2.c,
gcc.target/powerpc/405-macchwu-1.c,
gcc.target/powerpc/405-macchwu-2.c,
gcc.target/powerpc/405-machhw-1.c,
gcc.target/powerpc/405-machhw-2.c,
gcc.target/powerpc/405-machhwu-1.c,
gcc.target/powerpc/405-machhwu-2.c,
gcc.target/powerpc/405-maclhw-1.c,
gcc.target/powerpc/405-maclhw-2.c,
gcc.target/powerpc/405-maclhwu-1.c,
gcc.target/powerpc/405-maclhwu-2.c,
gcc.target/powerpc/405-mulchw-1.c,
gcc.target/powerpc/405-mulchw-2.c,
gcc.target/powerpc/405-mulchwu-1.c,
gcc.target/powerpc/405-mulchwu-2.c,
gcc.target/powerpc/405-mulhhw-1.c,
gcc.target/powerpc/405-mulhhw-2.c,
gcc.target/powerpc/405-mulhhwu-1.c,
gcc.target/powerpc/405-mulhhwu-2.c,
gcc.target/powerpc/405-mullhw-1.c,
gcc.target/powerpc/405-mullhw-2.c,
gcc.target/powerpc/405-mullhwu-1.c,
gcc.target/powerpc/405-mullhwu-2.c,
gcc.target/powerpc/405-nmacchw-1.c,
gcc.target/powerpc/405-nmacchw-2.c,
gcc.target/powerpc/405-nmachhw-1.c,
gcc.target/powerpc/405-nmachhw-2.c,
gcc.target/powerpc/405-nmaclhw-1.c,
gcc.target/powerpc/405-nmaclhw-2.c,
gcc.target/powerpc/440-macchw-1.c,
gcc.target/powerpc/440-macchw-2.c,
gcc.target/powerpc/440-macchwu-1.c,
gcc.target/powerpc/440-macchwu-2.c,
gcc.target/powerpc/440-machhw-1.c,
gcc.target/powerpc/440-machhw-2.c,
gcc.target/powerpc/440-machhwu-1.c,
gcc.target/powerpc/440-machhwu-2.c,
gcc.target/powerpc/440-maclhw-1.c,
gcc.target/powerpc/440-maclhw-2.c,
gcc.target/powerpc/440-maclhwu-1.c,
gcc.target/powerpc/440-maclhwu-2.c,
gcc.target/powerpc/440-mulchw-1.c,
gcc.target/powerpc/440-mulchw-2.c,
gcc.target/powerpc/440-mulchwu-1.c,
gcc.target/powerpc/440-mulchwu-2.c,
gcc.target/powerpc/440-mulhhw-1.c,
gcc.target/powerpc/440-mulhhw-2.c,
gcc.target/powerpc/440-mulhhwu-1.c,
gcc.target/powerpc/440-mulhhwu-2.c,
gcc.target/powerpc/440-mullhw-1.c,
gcc.target/powerpc/440-mullhw-2.c,
gcc.target/powerpc/440-mullhwu-1.c,
gcc.target/powerpc/440-mullhwu-2.c,
gcc.target/powerpc/440-nmacchw-1.c,
gcc.target/powerpc/440-nmacchw-2.c,
gcc.target/powerpc/440-nmachhw-1.c,
gcc.target/powerpc/440-nmachhw-2.c,
gcc.target/powerpc/440-nmaclhw-1.c,
gcc.target/powerpc/440-nmaclhw-2.c: New tests.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@107344 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.target/powerpc/440-mulchw-2.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/powerpc/440-mulchw-2.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/powerpc/440-mulchw-2.c b/gcc/testsuite/gcc.target/powerpc/440-mulchw-2.c new file mode 100644 index 00000000000..d09561cb155 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/440-mulchw-2.c @@ -0,0 +1,16 @@ +/* Test generation of mulchw. on 440. */ +/* Origin: Joseph Myers <joseph@codesourcery.com> */ +/* { dg-do compile } */ +/* { dg-require-effective-target ilp32 } */ +/* { dg-options "-O2 -mcpu=440" } */ + +/* { dg-final { scan-assembler "mulchw\\. " } } */ + +int +f(int b, int c) +{ + int a = (short)b * (c >> 16); + if (!a) + return 10; + return a; +} |