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| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-02-11 20:43:06 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-02-11 20:43:06 +0000 |
| commit | d0a099f8bbd1392f86ee084dbd472cbf7b2df934 (patch) | |
| tree | 96905a7451aa979ca5cde08cd5d521d3dcf2a326 | |
| parent | 2852f205f98755b7009fb41116377517344dd5f4 (diff) | |
| download | ppe42-gcc-d0a099f8bbd1392f86ee084dbd472cbf7b2df934.tar.gz ppe42-gcc-d0a099f8bbd1392f86ee084dbd472cbf7b2df934.zip | |
PR optimization/9651
* rtlanal.c (may_trap_p): Handle FIX.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@62717 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/rtlanal.c | 12 |
2 files changed, 17 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f6669b06743..4cbfcb6eb0b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2003-02-11 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> + + PR optimization/9651 + * rtlanal.c (may_trap_p): Handle FIX. + 2003-02-11 Dave Jones <davej@codemonkey.org.uk> * config/i386/i386.c (override_options): Define c3-2 as a 686 with SSE. diff --git a/gcc/rtlanal.c b/gcc/rtlanal.c index 5e0677066a8..4c6024a63f5 100644 --- a/gcc/rtlanal.c +++ b/gcc/rtlanal.c @@ -2517,6 +2517,18 @@ may_trap_p (x) return 1; break; + case FIX: + /* Conversion of floating point might trap. */ + if (flag_trapping_math && HONOR_NANS (GET_MODE (XEXP (x, 0)))) + return 1; + break; + + case FIX: + /* Conversion of floating point might trap. */ + if (flag_trapping_math && HONOR_NANS (GET_MODE (XEXP (x, 0)))) + return 1; + break; + case NEG: case ABS: /* These operations don't trap even with floating point. */ |
