diff options
Diffstat (limited to 'meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0010-Patch-microblaze-Fix-the-Microblaze-crash-with-msmal.patch')
-rw-r--r-- | meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0010-Patch-microblaze-Fix-the-Microblaze-crash-with-msmal.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0010-Patch-microblaze-Fix-the-Microblaze-crash-with-msmal.patch b/meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0010-Patch-microblaze-Fix-the-Microblaze-crash-with-msmal.patch new file mode 100644 index 000000000..22bf521d9 --- /dev/null +++ b/meta-xilinx/meta-microblaze/recipes-devtools/gcc/gcc-10/0010-Patch-microblaze-Fix-the-Microblaze-crash-with-msmal.patch @@ -0,0 +1,33 @@ +From 8d9d1f457e1e270250d8a6700d4a1e1fa09465df Mon Sep 17 00:00:00 2001 +From: Mahesh Bodapati <mbodapat@xilinx.com> +Date: Thu, 12 Jan 2017 16:50:17 +0530 +Subject: [PATCH 10/54] [Patch, microblaze]: Fix the Microblaze crash with + msmall-divides flag Compiler is crashing when we use msmall-divides and + mxl-barrel-shift flag. This is because when use above flags + microblaze_expand_divide function will be called for division operation. In + microblaze_expand_divide function we are using sub_reg but MicroBlaze doesn't + have subreg register due to this compiler was crashing. Changed the logic to + avoid sub_reg call + +Signed-off-by:Nagaraju Mekala <nmekala@xilix.com> +--- + gcc/config/microblaze/microblaze.c | 3 +-- + 1 file changed, 1 insertion(+), 2 deletions(-) + +diff --git a/gcc/config/microblaze/microblaze.c b/gcc/config/microblaze/microblaze.c +index a0f81b71391..0186171c04c 100644 +--- a/gcc/config/microblaze/microblaze.c ++++ b/gcc/config/microblaze/microblaze.c +@@ -3709,8 +3709,7 @@ microblaze_expand_divide (rtx operands[]) + mem_rtx = gen_rtx_MEM (QImode, + gen_rtx_PLUS (Pmode, regt1, div_table_rtx)); + +- insn = emit_insn (gen_movqi (regqi, mem_rtx)); +- insn = emit_insn (gen_movsi (operands[0], gen_rtx_SUBREG (SImode, regqi, 0))); ++ insn = emit_insn (gen_zero_extendqisi2(operands[0],mem_rtx)); + jump = emit_jump_insn_after (gen_jump (div_end_label), insn); + JUMP_LABEL (jump) = div_end_label; + LABEL_NUSES (div_end_label) = 1; +-- +2.17.1 + |