diff options
Diffstat (limited to 'gcc/config/mips/mips.md')
| -rw-r--r-- | gcc/config/mips/mips.md | 100 |
1 files changed, 41 insertions, 59 deletions
diff --git a/gcc/config/mips/mips.md b/gcc/config/mips/mips.md index 23677f09328..01653d62143 100644 --- a/gcc/config/mips/mips.md +++ b/gcc/config/mips/mips.md @@ -72,6 +72,7 @@ (UNSPEC_RSQRT2 209) (UNSPEC_RECIP1 210) (UNSPEC_RECIP2 211) + (UNSPEC_SINGLE_CC 212) ;; MIPS DSP ASE Revision 0.98 3/24/2005 (UNSPEC_ADDQ 300) @@ -4272,85 +4273,65 @@ ;; Conditional branches on floating-point equality tests. -(define_insn "branch_fp" +(define_insn "*branch_fp" [(set (pc) (if_then_else - (match_operator:CC 0 "comparison_operator" - [(match_operand:CC 2 "register_operand" "z") - (const_int 0)]) + (match_operator 0 "equality_operator" + [(match_operand:CC 2 "register_operand" "z") + (const_int 0)]) (label_ref (match_operand 1 "" "")) (pc)))] "TARGET_HARD_FLOAT" { - return mips_output_conditional_branch (insn, - operands, - /*two_operands_p=*/0, - /*float_p=*/1, - /*inverted_p=*/0, - get_attr_length (insn)); + return mips_output_conditional_branch (insn, operands, + MIPS_BRANCH ("b%F0", "%2,%1"), + MIPS_BRANCH ("b%W0", "%2,%1")); } - [(set_attr "type" "branch") - (set_attr "mode" "none")]) + [(set_attr "type" "branch") + (set_attr "mode" "none")]) -(define_insn "branch_fp_inverted" +(define_insn "*branch_fp_inverted" [(set (pc) (if_then_else - (match_operator:CC 0 "comparison_operator" - [(match_operand:CC 2 "register_operand" "z") - (const_int 0)]) + (match_operator 0 "equality_operator" + [(match_operand:CC 2 "register_operand" "z") + (const_int 0)]) (pc) (label_ref (match_operand 1 "" ""))))] "TARGET_HARD_FLOAT" { - return mips_output_conditional_branch (insn, - operands, - /*two_operands_p=*/0, - /*float_p=*/1, - /*inverted_p=*/1, - get_attr_length (insn)); + return mips_output_conditional_branch (insn, operands, + MIPS_BRANCH ("b%W0", "%2,%1"), + MIPS_BRANCH ("b%F0", "%2,%1")); } - [(set_attr "type" "branch") - (set_attr "mode" "none")]) + [(set_attr "type" "branch") + (set_attr "mode" "none")]) -;; Conditional branches on comparisons with zero. +;; Conditional branches on ordered comparisons with zero. -(define_insn "*branch_zero<mode>" +(define_insn "*branch_order<mode>" [(set (pc) (if_then_else - (match_operator 0 "comparison_operator" + (match_operator 0 "order_operator" [(match_operand:GPR 2 "register_operand" "d") (const_int 0)]) (label_ref (match_operand 1 "" "")) (pc)))] "!TARGET_MIPS16" -{ - return mips_output_conditional_branch (insn, - operands, - /*two_operands_p=*/0, - /*float_p=*/0, - /*inverted_p=*/0, - get_attr_length (insn)); -} + { return mips_output_order_conditional_branch (insn, operands, false); } [(set_attr "type" "branch") (set_attr "mode" "none")]) -(define_insn "*branch_zero<mode>_inverted" +(define_insn "*branch_order<mode>_inverted" [(set (pc) (if_then_else - (match_operator 0 "comparison_operator" + (match_operator 0 "order_operator" [(match_operand:GPR 2 "register_operand" "d") (const_int 0)]) (pc) (label_ref (match_operand 1 "" ""))))] "!TARGET_MIPS16" -{ - return mips_output_conditional_branch (insn, - operands, - /*two_operands_p=*/0, - /*float_p=*/0, - /*inverted_p=*/1, - get_attr_length (insn)); -} + { return mips_output_order_conditional_branch (insn, operands, true); } [(set_attr "type" "branch") (set_attr "mode" "none")]) @@ -4361,17 +4342,14 @@ (if_then_else (match_operator 0 "equality_operator" [(match_operand:GPR 2 "register_operand" "d") - (match_operand:GPR 3 "register_operand" "d")]) + (match_operand:GPR 3 "reg_or_0_operand" "dJ")]) (label_ref (match_operand 1 "" "")) (pc)))] "!TARGET_MIPS16" { - return mips_output_conditional_branch (insn, - operands, - /*two_operands_p=*/1, - /*float_p=*/0, - /*inverted_p=*/0, - get_attr_length (insn)); + return mips_output_conditional_branch (insn, operands, + MIPS_BRANCH ("b%C0", "%2,%z3,%1"), + MIPS_BRANCH ("b%N0", "%2,%z3,%1")); } [(set_attr "type" "branch") (set_attr "mode" "none")]) @@ -4381,17 +4359,14 @@ (if_then_else (match_operator 0 "equality_operator" [(match_operand:GPR 2 "register_operand" "d") - (match_operand:GPR 3 "register_operand" "d")]) + (match_operand:GPR 3 "reg_or_0_operand" "dJ")]) (pc) (label_ref (match_operand 1 "" ""))))] "!TARGET_MIPS16" { - return mips_output_conditional_branch (insn, - operands, - /*two_operands_p=*/1, - /*float_p=*/0, - /*inverted_p=*/1, - get_attr_length (insn)); + return mips_output_conditional_branch (insn, operands, + MIPS_BRANCH ("b%N0", "%2,%z3,%1"), + MIPS_BRANCH ("b%C0", "%2,%z3,%1")); } [(set_attr "type" "branch") (set_attr "mode" "none")]) @@ -4438,6 +4413,13 @@ gen_conditional_branch (operands, <CODE>); DONE; }) + +;; Used to implement built-in functions. +(define_expand "condjump" + [(set (pc) + (if_then_else (match_operand 0) + (label_ref (match_operand 1)) + (pc)))]) ;; ;; .................... |
