diff options
| author | Kaz Kojima <kkojima@gcc.gnu.org> | 2011-06-05 21:50:29 +0000 |
|---|---|---|
| committer | Kaz Kojima <kkojima@gcc.gnu.org> | 2011-06-05 21:50:29 +0000 |
| commit | 0e5b7f61e598cba804a914f30cb5284f2cd5b603 (patch) | |
| tree | 0e77fa1561cdd7b60ab8fdb2b44b7baf58083e68 | |
| parent | 89c30d25fa321941d7ec74ebc4f2d7a5021f6ab0 (diff) | |
PR target/49186
* 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.
git-svn-id: https://gcc.gnu.org/svn/gcc/branches/gcc-4_5-branch@174666 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 9 | ||||
| -rw-r--r-- | gcc/config/sh/sh.c | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/pr49186.c | 15 |
4 files changed, 36 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index bfb35c908d8..d0e23893d66 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,12 @@ +2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org> + + Backport from mainline + 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. + 2011-06-04 Ira Rosen <ira.rosen@linaro.org> PR tree-optimization/49038 diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c index f06f4fd83d0..5ee090c192f 100644 --- a/gcc/config/sh/sh.c +++ b/gcc/config/sh/sh.c @@ -1945,7 +1945,10 @@ 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 87edb9e4918..f0a88d93b8c 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,11 @@ +2011-06-05 Kaz Kojima <kkojima@gcc.gnu.org> + + Backport from mainline + 2011-05-30 Kaz Kojima <kkojima@gcc.gnu.org> + + PR target/49186 + * gcc.c-torture/execute/pr49186.c: New. + 2011-06-04 Ira Rosen <ira.rosen@linaro.org> PR tree-optimization/49038 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 00000000000..743815b9802 --- /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; +} |