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| author | Jim Wilson <wilson@cygnus.com> | 1997-09-01 23:43:03 +0000 |
|---|---|---|
| committer | Jim Wilson <wilson@gcc.gnu.org> | 1997-09-01 16:43:03 -0700 |
| commit | bc4ddc77a0384a256abbc001a2cb612426d55ca5 (patch) | |
| tree | 40629c2ab1050508acae13b148ea2288061ae7da | |
| parent | 7e3af3746e4d4a93f833ee8311ef2ffba1996c5e (diff) | |
| download | gcc-bc4ddc77a0384a256abbc001a2cb612426d55ca5.zip gcc-bc4ddc77a0384a256abbc001a2cb612426d55ca5.tar.gz gcc-bc4ddc77a0384a256abbc001a2cb612426d55ca5.tar.bz2 | |
Fix irix6 execute/921117-1.c c-torture failure.
* cse.c (cse_insn): Don't record BLKmode values.
From-SVN: r15024
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/cse.c | 4 |
2 files changed, 8 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5be4fa0..e999c38 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com> + + * cse.c (cse_insn): Don't record BLKmode values. + Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com) * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches. @@ -7297,6 +7297,10 @@ cse_insn (insn, in_libcall_block) if ((flag_float_store && GET_CODE (dest) == MEM && FLOAT_MODE_P (GET_MODE (dest))) + /* Don't record BLKmode values, because we don't know the + size of it, and can't be sure that other BLKmode values + have the same or smaller size. */ + || GET_MODE (dest) == BLKmode /* Don't record values of destinations set inside a libcall block since we might delete the libcall. Things should have been set up so we won't want to reuse such a value, but we play it safe |