diff options
Diffstat (limited to 'gcc/config/i386/i386.md')
-rw-r--r-- | gcc/config/i386/i386.md | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 512bd64..57a90db 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -6871,6 +6871,19 @@ (set_attr "pent_pair" "pu") (set_attr "mode" "SI")]) +(define_insn "sub<mode>3_carry_ccgz" + [(set (reg:CCGZ FLAGS_REG) + (compare:CCGZ + (match_operand:DWIH 1 "register_operand" "0") + (plus:DWIH + (ltu:DWIH (reg:CC FLAGS_REG) (const_int 0)) + (match_operand:DWIH 2 "x86_64_general_operand" "rme")))) + (clobber (match_scratch:DWIH 0 "=r"))] + "" + "sbb{<imodesuffix>}\t{%2, %0|%0, %2}" + [(set_attr "type" "alu") + (set_attr "mode" "<MODE>")]) + (define_insn "subborrow<mode>" [(set (reg:CCC FLAGS_REG) (compare:CCC |