diff options
Diffstat (limited to 'meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0011-Fix-atomic-boolean-return-value.patch')
-rw-r--r-- | meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0011-Fix-atomic-boolean-return-value.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0011-Fix-atomic-boolean-return-value.patch b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0011-Fix-atomic-boolean-return-value.patch new file mode 100644 index 000000000..f4bc16e81 --- /dev/null +++ b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0011-Fix-atomic-boolean-return-value.patch @@ -0,0 +1,44 @@ +From a5957bdf7acfde0a65eeba90bae11f5619bf96af Mon Sep 17 00:00:00 2001 +From: Mahesh Bodapati <mbodapat@xilinx.com> +Date: Sat, 26 Aug 2017 19:21:25 -0700 +Subject: [PATCH] Fix atomic boolean return value. + +In atomic_compare_and_swapsi, fix boolean return value. Previously, it +contained zero if successful and non-zero if unsuccessful. + +Signed-off-by: Kirk Meyer <kirk.meyer@sencore.com> +Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com> +Signed-off-by: Mahesh Bodapati <mbodapat@xilinx.com> +Signed-off-by: Manjukumar Matha <manjukumar.harthikote-matha@xilinx.com> +Upstream-Status: Pending +--- + gcc/config/microblaze/sync.md | 7 ++++--- + 1 file changed, 4 insertions(+), 3 deletions(-) + +diff --git a/gcc/config/microblaze/sync.md b/gcc/config/microblaze/sync.md +index edf4bdd811..aadb414728 100644 +--- a/gcc/config/microblaze/sync.md ++++ b/gcc/config/microblaze/sync.md +@@ -34,15 +34,16 @@ + (clobber (match_scratch:SI 8 "=&d"))] + "" + { +- output_asm_insn ("addc \tr0,r0,r0", operands); ++ output_asm_insn ("add \t%0,r0,r0", operands); + output_asm_insn ("lwx \t%1,%y2,r0", operands); + output_asm_insn ("addic\t%8,r0,0", operands); + output_asm_insn ("bnei \t%8,.-8", operands); +- output_asm_insn ("cmp \t%0,%1,%3", operands); +- output_asm_insn ("bnei \t%0,.+16", operands); ++ output_asm_insn ("cmp \t%8,%1,%3", operands); ++ output_asm_insn ("bnei \t%8,.+20", operands); + output_asm_insn ("swx \t%4,%y2,r0", operands); + output_asm_insn ("addic\t%8,r0,0", operands); + output_asm_insn ("bnei \t%8,.-28", operands); ++ output_asm_insn ("addi \t%0,r0,1", operands); + return ""; + } + ) +-- +2.14.2 + |