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| author | Kito Cheng <kito.cheng@gmail.com> | 2018-04-04 09:32:31 +0000 |
|---|---|---|
| committer | Chung-Ju Wu <jasonwucj@gcc.gnu.org> | 2018-04-04 09:32:31 +0000 |
| commit | 2cf09a996629e3996235ab3c16e2bab8a98b276f (patch) | |
| tree | 905a4ea7bc36872fe2e821a692d78ec05593bfd1 /gcc | |
| parent | bb347ee22758f2fa8d657ff42519e878915b64cc (diff) | |
| download | gcc-2cf09a996629e3996235ab3c16e2bab8a98b276f.zip gcc-2cf09a996629e3996235ab3c16e2bab8a98b276f.tar.gz gcc-2cf09a996629e3996235ab3c16e2bab8a98b276f.tar.bz2 | |
[NDS32] Implement movmisalignsi and movmisaligndi pattern.
gcc/
* config/nds32/nds32.md (movmisalign<mode>): New pattern.
Co-Authored-By: Monk Chiang <sh.chiang04@gmail.com>
From-SVN: r259073
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/nds32/nds32.md | 21 |
2 files changed, 26 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3555f35..8f97ac2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2018-04-04 Kito Cheng <kito.cheng@gmail.com> + Monk Chiang <sh.chiang04@gmail.com> + + * config/nds32/nds32.md (movmisalign<mode>): New pattern. + 2018-04-04 Chung-Ju Wu <jasonwucj@gmail.com> * config/nds32/nds32.md (movqi, movhi): Merge into mov<mode>. diff --git a/gcc/config/nds32/nds32.md b/gcc/config/nds32/nds32.md index 9a12598..68fe1b3 100644 --- a/gcc/config/nds32/nds32.md +++ b/gcc/config/nds32/nds32.md @@ -101,6 +101,27 @@ } }) +(define_expand "movmisalign<mode>" + [(set (match_operand:SIDI 0 "general_operand" "") + (match_operand:SIDI 1 "general_operand" ""))] + "" +{ + rtx addr; + if (MEM_P (operands[0]) && !REG_P (operands[1])) + operands[1] = force_reg (<MODE>mode, operands[1]); + + if (MEM_P (operands[0])) + { + addr = force_reg (Pmode, XEXP (operands[0], 0)); + emit_insn (gen_unaligned_store<mode> (addr, operands[1])); + } + else + { + addr = force_reg (Pmode, XEXP (operands[1], 0)); + emit_insn (gen_unaligned_load<mode> (operands[0], addr)); + } + DONE; +}) (define_expand "movsi" [(set (match_operand:SI 0 "general_operand" "") |