diff options
Diffstat (limited to 'gcc/config/mips/mips.md')
| -rw-r--r-- | gcc/config/mips/mips.md | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/gcc/config/mips/mips.md b/gcc/config/mips/mips.md index 1299521c225..bf4bc69e39c 100644 --- a/gcc/config/mips/mips.md +++ b/gcc/config/mips/mips.md @@ -1906,45 +1906,6 @@ (set_attr "mode" "<UNITMODE>")]) ;; -;; .................... -;; -;; FIND FIRST BIT INSTRUCTION -;; -;; .................... -;; - -(define_insn "ffs<mode>2" - [(set (match_operand:GPR 0 "register_operand" "=&d") - (ffs:GPR (match_operand:GPR 1 "register_operand" "d"))) - (clobber (match_scratch:GPR 2 "=&d")) - (clobber (match_scratch:GPR 3 "=&d"))] - "!TARGET_MIPS16" -{ - if (optimize && find_reg_note (insn, REG_DEAD, operands[1])) - return "%(\ -move\t%0,%.\;\ -beq\t%1,%.,2f\n\ -%~1:\tand\t%2,%1,0x0001\;\ -<d>addu\t%0,%0,1\;\ -beq\t%2,%.,1b\;\ -<d>srl\t%1,%1,1\n\ -%~2:%)"; - - return "%(\ -move\t%0,%.\;\ -move\t%3,%1\;\ -beq\t%3,%.,2f\n\ -%~1:\tand\t%2,%3,0x0001\;\ -<d>addu\t%0,%0,1\;\ -beq\t%2,%.,1b\;\ -<d>srl\t%3,%3,1\n\ -%~2:%)"; -} - [(set_attr "type" "multi") - (set_attr "mode" "<MODE>") - (set_attr "length" "28")]) - -;; ;; ................... ;; ;; Count leading zeroes. |