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author | Kaz Kojima <kkojima@gcc.gnu.org> | 2011-05-30 22:56:32 +0000 |
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committer | Kaz Kojima <kkojima@gcc.gnu.org> | 2011-05-30 22:56:32 +0000 |
commit | 5f1330380a45aa4d5eb5da773ce0e394418008c7 (patch) | |
tree | 724192e63c606bbe59e0a272aec467499c454417 | |
parent | 283e624c9f8007a9048b55e3be3dfad991cff346 (diff) | |
download | gcc-5f1330380a45aa4d5eb5da773ce0e394418008c7.zip gcc-5f1330380a45aa4d5eb5da773ce0e394418008c7.tar.gz gcc-5f1330380a45aa4d5eb5da773ce0e394418008c7.tar.bz2 |
sh.c (expand_cbranchdi4): Set msw_skip when the high part of the second operand is 0.
* config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
part of the second operand is 0.
* gcc.c-torture/execute/pr49186.c: New.
From-SVN: r174456
-rw-r--r-- | gcc/ChangeLog | 6 | ||||
-rw-r--r-- | gcc/config/sh/sh.c | 5 | ||||
-rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/pr49186.c | 15 |
4 files changed, 30 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 20a3938..0e97381 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org> + + PR target/49186 + * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high + part of the second operand is 0. + 2011-05-30 Uros Bizjak <ubizjak@gmail.com> * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c index 94c8ba4..fb204c6 100644 --- a/gcc/config/sh/sh.c +++ b/gcc/config/sh/sh.c @@ -2143,7 +2143,10 @@ expand_cbranchdi4 (rtx *operands, enum rtx_code comparison) else if (op2h != CONST0_RTX (SImode)) msw_taken = LTU; else - break; + { + msw_skip = swap_condition (LTU); + break; + } msw_skip = swap_condition (msw_taken); } break; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index d8b0ef5..d9bfc91 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org> + + PR target/49186 + * gcc.c-torture/execute/pr49186.c: New. + 2011-05-30 H.J. Lu <hongjiu.lu@intel.com> PR target/49168 diff --git a/gcc/testsuite/gcc.c-torture/execute/pr49186.c b/gcc/testsuite/gcc.c-torture/execute/pr49186.c new file mode 100644 index 0000000..743815b --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/pr49186.c @@ -0,0 +1,15 @@ +/* PR target/49186 */ +extern void abort (void); + +int +main () +{ + int x; + unsigned long long uv = 0x1000000001ULL; + + x = (uv < 0x80) ? 1 : ((uv < 0x800) ? 2 : 3); + if (x != 3) + abort (); + + return 0; +} |