diff options
| author | Hans-Peter Nilsson <hp@axis.com> | 2004-02-19 11:28:00 +0000 |
|---|---|---|
| committer | Hans-Peter Nilsson <hp@gcc.gnu.org> | 2004-02-19 11:28:00 +0000 |
| commit | 428eae942cbe6b1eb416a576c326b052a1a774bd (patch) | |
| tree | c50cca739f132fb501e47bf21b98edcda1acacb4 | |
| parent | a5ee8d80039714dccb0ec9881a6840d8f7d948ff (diff) | |
| download | gcc-428eae942cbe6b1eb416a576c326b052a1a774bd.zip gcc-428eae942cbe6b1eb416a576c326b052a1a774bd.tar.gz gcc-428eae942cbe6b1eb416a576c326b052a1a774bd.tar.bz2 | |
re PR target/14209 (Bug in cris.md, shrinking access size of postincrement.)
PR target/14209
* config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak
constraints to not match postincrement. Adjust the predicate to
exclude a volatile memory reference.
From-SVN: r78095
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/config/cris/cris.md | 9 |
2 files changed, 12 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a841cb7..90bf8d5 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2004-02-19 Hans-Peter Nilsson <hp@axis.com> + + PR target/14209 + * config/cris/cris.md ("*andsi_movu", "*andhi_movu"): Tweak + constraints to not match postincrement. Adjust the predicate to + exclude a volatile memory reference. + 2004-02-19 Kazu Hirata <kazu@cs.umass.edu> * config/mcore/mcore.h (ASM_OUTPUT_EXTERNAL): Remove. diff --git a/gcc/config/cris/cris.md b/gcc/config/cris/cris.md index ea41aaf..a3b7de5 100644 --- a/gcc/config/cris/cris.md +++ b/gcc/config/cris/cris.md @@ -2683,9 +2683,10 @@ (define_insn "*andsi_movu" [(set (match_operand:SI 0 "register_operand" "=r,r,r") - (and:SI (match_operand:SI 1 "nonimmediate_operand" "%r,Q>,m") + (and:SI (match_operand:SI 1 "nonimmediate_operand" "%r,Q,To") (match_operand:SI 2 "const_int_operand" "n,n,n")))] - "INTVAL (operands[2]) == 255 || INTVAL (operands[2]) == 65535" + "INTVAL (operands[2]) == 255 || INTVAL (operands[2]) == 65535 + && (GET_CODE (operands[1]) != MEM || ! MEM_VOLATILE_P (operands[1]))" "movu.%z2 %1,%0" [(set_attr "slottable" "yes,yes,no")]) @@ -2771,9 +2772,9 @@ (define_insn "*andhi_movu" [(set (match_operand:HI 0 "register_operand" "=r,r,r") - (and:HI (match_operand:HI 1 "nonimmediate_operand" "r,Q>,m") + (and:HI (match_operand:HI 1 "nonimmediate_operand" "r,Q,To") (const_int 255)))] - "" + "GET_CODE (operands[1]) != MEM || ! MEM_VOLATILE_P (operands[1])" "mOvu.b %1,%0" [(set_attr "slottable" "yes,yes,no")]) |