diff options
Diffstat (limited to 'meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0031-re-arrangement-of-the-compare-branches.patch')
-rw-r--r-- | meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0031-re-arrangement-of-the-compare-branches.patch | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0031-re-arrangement-of-the-compare-branches.patch b/meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0031-re-arrangement-of-the-compare-branches.patch deleted file mode 100644 index 0113c65dc..000000000 --- a/meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0031-re-arrangement-of-the-compare-branches.patch +++ /dev/null @@ -1,268 +0,0 @@ -From 67d89be9ace8f658354fb1378e986451ef435d60 Mon Sep 17 00:00:00 2001 -From: Nagaraju Mekala <nmekala@xilix.com> -Date: Fri, 3 Aug 2018 15:41:39 +0530 -Subject: [PATCH 31/54] re-arrangement of the compare branches - ---- - gcc/config/microblaze/microblaze.c | 28 ++---- - gcc/config/microblaze/microblaze.md | 141 +++++++++++++--------------- - 2 files changed, 73 insertions(+), 96 deletions(-) - -diff --git a/gcc/config/microblaze/microblaze.c b/gcc/config/microblaze/microblaze.c -index 3c815444574..046bfd05558 100644 ---- a/gcc/config/microblaze/microblaze.c -+++ b/gcc/config/microblaze/microblaze.c -@@ -3697,11 +3697,7 @@ microblaze_expand_conditional_branch (machine_mode mode, rtx operands[]) - { - comp_reg = cmp_op0; - condition = gen_rtx_fmt_ee (signed_condition (code), mode, comp_reg, const0_rtx); -- if (mode == Pmode) -- emit_jump_insn (gen_condjump (condition, label1)); -- else -- emit_jump_insn (gen_long_condjump (condition, label1)); -- -+ emit_jump_insn (gen_condjump (condition, label1)); - } - - else if (code == EQ || code == NE) -@@ -3712,10 +3708,7 @@ microblaze_expand_conditional_branch (machine_mode mode, rtx operands[]) - else - emit_insn (gen_xordi3 (comp_reg, cmp_op0, cmp_op1)); - condition = gen_rtx_fmt_ee (signed_condition (code), mode, comp_reg, const0_rtx); -- if (mode == SImode) -- emit_jump_insn (gen_condjump (condition, label1)); -- else -- emit_jump_insn (gen_long_condjump (condition, label1)); -+ emit_jump_insn (gen_condjump (condition, label1)); - } - else - { -@@ -3748,10 +3741,7 @@ microblaze_expand_conditional_branch_reg (machine_mode mode, rtx operands[]) - comp_reg = cmp_op0; - condition = gen_rtx_fmt_ee (signed_condition (code), - mode, comp_reg, const0_rtx); -- if (mode == SImode) -- emit_jump_insn (gen_condjump (condition, label1)); -- else -- emit_jump_insn (gen_long_condjump (condition, label1)); -+ emit_jump_insn (gen_condjump (condition, label1)); - } - else if (code == EQ) - { -@@ -3766,10 +3756,7 @@ microblaze_expand_conditional_branch_reg (machine_mode mode, rtx operands[]) - cmp_op1)); - } - condition = gen_rtx_EQ (mode, comp_reg, const0_rtx); -- if (mode == SImode) -- emit_jump_insn (gen_condjump (condition, label1)); -- else -- emit_jump_insn (gen_long_condjump (condition, label1)); -+ emit_jump_insn (gen_condjump (condition, label1)); - - } - else if (code == NE) -@@ -3785,10 +3772,7 @@ microblaze_expand_conditional_branch_reg (machine_mode mode, rtx operands[]) - cmp_op1)); - } - condition = gen_rtx_NE (mode, comp_reg, const0_rtx); -- if (mode == SImode) -- emit_jump_insn (gen_condjump (condition, label1)); -- else -- emit_jump_insn (gen_long_condjump (condition, label1)); -+ emit_jump_insn (gen_condjump (condition, label1)); - } - else - { -@@ -3830,7 +3814,7 @@ microblaze_expand_conditional_branch_df (rtx operands[]) - - emit_insn (gen_cstoredf4 (comp_reg, operands[0], cmp_op0, cmp_op1)); - condition = gen_rtx_NE (Pmode, comp_reg, const0_rtx); -- emit_jump_insn (gen_long_condjump (condition, operands[3])); -+ emit_jump_insn (gen_condjump (condition, operands[3])); - } - - /* Implement TARGET_FRAME_POINTER_REQUIRED. */ -diff --git a/gcc/config/microblaze/microblaze.md b/gcc/config/microblaze/microblaze.md -index 33a8b12ef3b..cfe9e5312d1 100644 ---- a/gcc/config/microblaze/microblaze.md -+++ b/gcc/config/microblaze/microblaze.md -@@ -2271,7 +2271,27 @@ else - (label_ref (match_operand 1)) - (pc)))]) - --(define_insn "branch_zero64" -+(define_insn "branch_zero_64" -+ [(set (pc) -+ (if_then_else (match_operator:SI 0 "ordered_comparison_operator" -+ [(match_operand:SI 1 "register_operand" "d") -+ (const_int 0)]) -+ (match_operand:SI 2 "pc_or_label_operand" "") -+ (match_operand:SI 3 "pc_or_label_operand" ""))) -+ ] -+ "TARGET_MB_64" -+ { -+ if (operands[3] == pc_rtx) -+ return "bea%C0i%?\t%z1,%2"; -+ else -+ return "bea%N0i%?\t%z1,%3"; -+ } -+ [(set_attr "type" "branch") -+ (set_attr "mode" "none") -+ (set_attr "length" "4")] -+) -+ -+(define_insn "long_branch_zero" - [(set (pc) - (if_then_else (match_operator 0 "ordered_comparison_operator" - [(match_operand 1 "register_operand" "d") -@@ -2282,9 +2302,9 @@ else - "TARGET_MB_64" - { - if (operands[3] == pc_rtx) -- return "bea%C0i%?\t%z1,%2"; -+ return "beal%C0i%?\t%z1,%2"; - else -- return "bea%N0i%?\t%z1,%3"; -+ return "beal%N0i%?\t%z1,%3"; - } - [(set_attr "type" "branch") - (set_attr "mode" "none") -@@ -2313,9 +2333,9 @@ else - - (define_insn "branch_compare64" - [(set (pc) -- (if_then_else (match_operator 0 "cmp_op" -- [(match_operand 1 "register_operand" "d") -- (match_operand 2 "register_operand" "d") -+ (if_then_else (match_operator:SI 0 "cmp_op" -+ [(match_operand:SI 1 "register_operand" "d") -+ (match_operand:SI 2 "register_operand" "d") - ]) - (label_ref (match_operand 3)) - (pc))) -@@ -2352,6 +2372,47 @@ else - (set_attr "length" "12")] - ) - -+(define_insn "long_branch_compare" -+ [(set (pc) -+ (if_then_else (match_operator 0 "cmp_op" -+ [(match_operand 1 "register_operand" "d") -+ (match_operand 2 "register_operand" "d") -+ ]) -+ (label_ref (match_operand 3)) -+ (pc))) -+ (clobber(reg:DI R_TMP))] -+ "TARGET_MB_64" -+ { -+ operands[4] = gen_rtx_REG (DImode, MB_ABI_ASM_TEMP_REGNUM); -+ enum rtx_code code = GET_CODE (operands[0]); -+ -+ if (code == GT || code == LE) -+ { -+ output_asm_insn ("cmpl\tr18,%z1,%z2", operands); -+ code = swap_condition (code); -+ } -+ else if (code == GTU || code == LEU) -+ { -+ output_asm_insn ("cmplu\tr18,%z1,%z2", operands); -+ code = swap_condition (code); -+ } -+ else if (code == GE || code == LT) -+ { -+ output_asm_insn ("cmpl\tr18,%z2,%z1", operands); -+ } -+ else if (code == GEU || code == LTU) -+ { -+ output_asm_insn ("cmplu\tr18,%z2,%z1", operands); -+ } -+ -+ operands[0] = gen_rtx_fmt_ee (signed_condition (code), DImode, operands[4], const0_rtx); -+ return "beal%C0i%?\tr18,%3"; -+ } -+ [(set_attr "type" "branch") -+ (set_attr "mode" "none") -+ (set_attr "length" "12")] -+) -+ - (define_insn "branch_compare" - [(set (pc) - (if_then_else (match_operator:SI 0 "cmp_op" -@@ -2434,74 +2495,6 @@ else - - }) - --;; Used to implement comparison instructions --(define_expand "long_condjump" -- [(set (pc) -- (if_then_else (match_operand 0) -- (label_ref (match_operand 1)) -- (pc)))]) -- --(define_insn "long_branch_zero" -- [(set (pc) -- (if_then_else (match_operator:DI 0 "ordered_comparison_operator" -- [(match_operand:DI 1 "register_operand" "d") -- (const_int 0)]) -- (match_operand:DI 2 "pc_or_label_operand" "") -- (match_operand:DI 3 "pc_or_label_operand" ""))) -- ] -- "TARGET_MB_64" -- { -- if (operands[3] == pc_rtx) -- return "beal%C0i%?\t%z1,%2"; -- else -- return "beal%N0i%?\t%z1,%3"; -- } -- [(set_attr "type" "branch") -- (set_attr "mode" "none") -- (set_attr "length" "4")] --) -- --(define_insn "long_branch_compare" -- [(set (pc) -- (if_then_else (match_operator:DI 0 "cmp_op" -- [(match_operand:DI 1 "register_operand" "d") -- (match_operand:DI 2 "register_operand" "d") -- ]) -- (label_ref (match_operand 3)) -- (pc))) -- (clobber(reg:DI R_TMP))] -- "TARGET_MB_64" -- { -- operands[4] = gen_rtx_REG (DImode, MB_ABI_ASM_TEMP_REGNUM); -- enum rtx_code code = GET_CODE (operands[0]); -- -- if (code == GT || code == LE) -- { -- output_asm_insn ("cmpl\tr18,%z1,%z2", operands); -- code = swap_condition (code); -- } -- else if (code == GTU || code == LEU) -- { -- output_asm_insn ("cmplu\tr18,%z1,%z2", operands); -- code = swap_condition (code); -- } -- else if (code == GE || code == LT) -- { -- output_asm_insn ("cmpl\tr18,%z2,%z1", operands); -- } -- else if (code == GEU || code == LTU) -- { -- output_asm_insn ("cmplu\tr18,%z2,%z1", operands); -- } -- -- operands[0] = gen_rtx_fmt_ee (signed_condition (code), DImode, operands[4], const0_rtx); -- return "beal%C0i%?\tr18,%3"; -- } -- [(set_attr "type" "branch") -- (set_attr "mode" "none") -- (set_attr "length" "12")] --) -- - ;;---------------------------------------------------------------- - ;; Unconditional branches - ;;---------------------------------------------------------------- --- -2.17.1 - |