diff options
Diffstat (limited to 'meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0031-Fixing-the-issue-with-MicroBlaze-builtin_alloc.patch')
-rw-r--r-- | meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0031-Fixing-the-issue-with-MicroBlaze-builtin_alloc.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0031-Fixing-the-issue-with-MicroBlaze-builtin_alloc.patch b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0031-Fixing-the-issue-with-MicroBlaze-builtin_alloc.patch new file mode 100644 index 000000000..3786a71a0 --- /dev/null +++ b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0031-Fixing-the-issue-with-MicroBlaze-builtin_alloc.patch @@ -0,0 +1,48 @@ +From fdb99f97b41f7cd06b81e668b88463d0fc2cbe87 Mon Sep 17 00:00:00 2001 +From: Nagaraju Mekala <nagaraju.mekala@xilinx.com> +Date: Sat, 26 Aug 2017 19:21:54 -0700 +Subject: [PATCH] Fixing the issue with MicroBlaze builtin_alloc + +Fixing the issue with the builtin_alloc. Register r18 was not properly +handling the stack pattern which was resolved by using free available +register + +Signed-off-by: Nagaraju Mekala <nagaraju.mekala@xilinx.com> +Signed-off-by: Manjukumar Matha <manjukumar.harthikote-matha@xilinx.com> +Upstream-Status: Pending +--- + gcc/config/microblaze/microblaze.md | 8 ++++---- + 1 file changed, 4 insertions(+), 4 deletions(-) + +diff --git a/gcc/config/microblaze/microblaze.md b/gcc/config/microblaze/microblaze.md +index 7a00629922..68c3b22bd4 100644 +--- a/gcc/config/microblaze/microblaze.md ++++ b/gcc/config/microblaze/microblaze.md +@@ -2076,10 +2076,10 @@ + "" + { + rtx retaddr = gen_rtx_MEM (Pmode, stack_pointer_rtx); +- rtx rtmp = gen_rtx_REG (SImode, R_TMP); ++ rtx reg = gen_reg_rtx (Pmode); + rtx neg_op0; + +- emit_move_insn (rtmp, retaddr); ++ emit_move_insn (reg, retaddr); + if (GET_CODE (operands[1]) != CONST_INT) + { + neg_op0 = gen_reg_rtx (Pmode); +@@ -2088,9 +2088,9 @@ + neg_op0 = GEN_INT (- INTVAL (operands[1])); + + emit_insn (gen_addsi3 (stack_pointer_rtx, stack_pointer_rtx, neg_op0)); +- emit_move_insn (gen_rtx_MEM (Pmode, stack_pointer_rtx), rtmp); ++ emit_move_insn (gen_rtx_MEM (Pmode, stack_pointer_rtx), reg); + emit_move_insn (operands[0], virtual_stack_dynamic_rtx); +- emit_insn (gen_rtx_CLOBBER (SImode, rtmp)); ++ emit_insn (gen_rtx_CLOBBER (SImode, reg)); + DONE; + } + ) +-- +2.14.2 + |