| Message ID | 6b6c7f08ea1b0bb3660329e56b604ba102eb64c7.1562617684.git.segher@kernel.crashing.org |
|---|---|
| State | New |
| Headers | show |
| Series | rs6000: Add testcase for PR88233 | expand |
diff --git a/gcc/testsuite/gcc.target/powerpc/pr88233.c b/gcc/testsuite/gcc.target/powerpc/pr88233.c new file mode 100644 index 0000000..fa47b57 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/pr88233.c @@ -0,0 +1,13 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -mcpu=power8" } */ + +typedef struct { double a[2]; } A; +A +foo (const A *a) +{ + return *a; +} + +/* { dg-final { scan-assembler-not {\mmtvsr} } } */ +/* { dg-final { scan-assembler-times {\mlxvd2x\M} 1 } } */ +/* { dg-final { scan-assembler-times {\mstxvd2x\M} 1 } } */
This testcase tests that with -mcpu=power8 we do not generate any mtvsr* instructions, and we do the copy with {l,st}xvd2x. This currently fails with -m32. That is an RA problem; I'll open a new PR for that. Committing. 2019-07-08 Segher Boessenkool <segher@kernel.crashing.org> gcc/testsuite/ PR rtl-optimization/88233 * gcc.target/powerpc/pr88233.c: New testcase. --- gcc/testsuite/gcc.target/powerpc/pr88233.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 gcc/testsuite/gcc.target/powerpc/pr88233.c