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| author | Georg-Johann Lay <avr@gjlay.de> | 2015-07-21 17:25:48 +0000 |
|---|---|---|
| committer | Georg-Johann Lay <gjl@gcc.gnu.org> | 2015-07-21 17:25:48 +0000 |
| commit | 1f82f1245db9096c1fe53acc763fdfacdba2a440 (patch) | |
| tree | 8f395f396f4fdb07a5ad28ceffa7f27cde400a1f /gcc | |
| parent | 82f04ea0724846eb10c04f5458f14e18be2a1c79 (diff) | |
| download | gcc-1f82f1245db9096c1fe53acc763fdfacdba2a440.zip gcc-1f82f1245db9096c1fe53acc763fdfacdba2a440.tar.gz gcc-1f82f1245db9096c1fe53acc763fdfacdba2a440.tar.bz2 | |
re PR target/66956 ([avr] Using 32*32=64 multiplicatiion (umulsidi3) for 32=32*32 without MUL.)
PR target/66956
* config/avr/avr-dimode.md (<extend_u>mulsidi3_insn)
(<extend_u>mulsidi3): Don't use if !AVR_HAVE_MUL.
From-SVN: r226046
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/avr/avr-dimode.md | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fa9d3ef..8e25b9a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2015-07-21 Georg-Johann Lay <avr@gjlay.de> + + PR target/66956 + * config/avr/avr-dimode.md (<extend_u>mulsidi3_insn) + (<extend_u>mulsidi3): Don't use if !AVR_HAVE_MUL. + 2015-07-21 Richard Biener <rguenther@suse.de> PR tree-optimization/66948 diff --git a/gcc/config/avr/avr-dimode.md b/gcc/config/avr/avr-dimode.md index 1243360..a1cd6d9 100644 --- a/gcc/config/avr/avr-dimode.md +++ b/gcc/config/avr/avr-dimode.md @@ -461,7 +461,8 @@ (match_operand:SI 2 "general_operand" "") ;; Just to mention the iterator (clobber (any_extend:SI (match_dup 1)))])] - "avr_have_dimode" + "avr_have_dimode + && AVR_HAVE_MUL" { avr_fix_inputs (operands, 1 << 2, regmask (SImode, 22)); emit_move_insn (gen_rtx_REG (SImode, 22), operands[1]); @@ -480,7 +481,8 @@ (any_extend:DI (reg:SI 22)))) (clobber (reg:HI REG_X)) (clobber (reg:HI REG_Z))] - "avr_have_dimode" + "avr_have_dimode + && AVR_HAVE_MUL" "%~call __<extend_u>mulsidi3" [(set_attr "adjust_len" "call") (set_attr "cc" "clobber")]) |