From 494de84f5e8197b21249e724cfc55d25a788dd14 Mon Sep 17 00:00:00 2001 From: Martin Sebor Date: Thu, 28 Jan 2016 21:05:39 +0000 Subject: [PATCH] PR target/17381 - Unnecessary register move for float extend 2016-01-28 Martin Sebor PR target/17381 * gcc.target/powerpc/pr17381.c: New test. From-SVN: r232947 --- gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/gcc.target/powerpc/pr17381.c | 22 ++++++++++++++++++++++ 2 files changed, 27 insertions(+) create mode 100644 gcc/testsuite/gcc.target/powerpc/pr17381.c diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a378dd62ca4..0957d2f547a 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2016-01-28 Martin Sebor + + PR target/17381 + * gcc.target/powerpc/pr17381.c: New test. + 2016-01-28 Jakub Jelinek PR middle-end/69542 diff --git a/gcc/testsuite/gcc.target/powerpc/pr17381.c b/gcc/testsuite/gcc.target/powerpc/pr17381.c new file mode 100644 index 00000000000..681e987c30f --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/pr17381.c @@ -0,0 +1,22 @@ +/* PR target/17381 - Unnecessary register move for float extend */ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +double d; +float test1(float fParm) +{ + d = fParm + 1.0; + return fParm + 1.0f; +} +/* { dg-final { scan-assembler-times "fmr" 1 } } */ +/* PR target/17381 - Unnecessary register move for float extend */ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +double d; +float test1(float fParm) +{ + d = fParm + 1.0; + return fParm + 1.0f; +} +/* { dg-final { scan-assembler-times "fmr" 1 } } */