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| author | Brad Bishop <bradleyb@fuzziesquirrel.com> | 2018-10-02 22:21:57 +0300 |
|---|---|---|
| committer | Brad Bishop <bradleyb@fuzziesquirrel.com> | 2018-10-02 22:25:59 +0300 |
| commit | 286d45cc649a5b852a27b48e61b51bf75e9d1cee (patch) | |
| tree | 90095cb0d2c571fd8de164caf2ca2f2e4d3f7247 /meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0027-Fix-the-calculation-of-high-word-in-a-long-long-64-b.patch | |
| parent | d4b38429f6dec208547bf3d250a0c06f5d0fbcb2 (diff) | |
| download | openbmc-286d45cc649a5b852a27b48e61b51bf75e9d1cee.tar.xz | |
Add meta-xilinx subtree
Import git://git.yoctoproject.org/meta-xilinx from 5fccc46503 as
meta-xilinx subtree.
Change-Id: I3d59bcf3a57cee588aab7f5cdd0287af66450c8a
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Diffstat (limited to 'meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0027-Fix-the-calculation-of-high-word-in-a-long-long-64-b.patch')
| -rw-r--r-- | meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0027-Fix-the-calculation-of-high-word-in-a-long-long-64-b.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0027-Fix-the-calculation-of-high-word-in-a-long-long-64-b.patch b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0027-Fix-the-calculation-of-high-word-in-a-long-long-64-b.patch new file mode 100644 index 000000000..97422aeaf --- /dev/null +++ b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0027-Fix-the-calculation-of-high-word-in-a-long-long-64-b.patch @@ -0,0 +1,48 @@ +From 34049c9fcaa256befad032cbcd8aa74beecf13dc Mon Sep 17 00:00:00 2001 +From: Mahesh Bodapati <mbodapat@xilinx.com> +Date: Sat, 26 Aug 2017 19:21:47 -0700 +Subject: [PATCH] Fix the calculation of high word in a long long 64-bit + +This patch will change the calculation of high word in a long long 64-bit. +Earlier to this patch the high word of long long word (0xF0000000ULL) is +coming to be 0xFFFFFFFF and low word is 0xF0000000. Instead the high word +should be 0x00000000 and the low word should be 0xF0000000. This patch +removes the condition of checking high word = 0 & low word < 0. +This check is not required for the correctness of calculating 32-bit high +and low words in a 64-bit long long. + +ChangeLog: + +2016-03-01 Nagaraju Mekala <nagaraju.mekala@xilinx.com> + Ajit Agarwal <ajitkum@xilinx.com> + + * config/microblaze/microblaze.c (print_operand): Remove the + condition of checking high word = 0 & low word < 0. + * testsuite/gcc.target/microblaze/others/long.c: Add -O0 option. + +Signed-off-by: Nagaraju Mekala <nagaraju.mekala@xilinx.com> +Signed-off-by: Ajit Agarwal <ajitkum@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/microblaze.c | 3 --- + 1 file changed, 3 deletions(-) + +diff --git a/gcc/config/microblaze/microblaze.c b/gcc/config/microblaze/microblaze.c +index a41121264e..2ed64971fb 100644 +--- a/gcc/config/microblaze/microblaze.c ++++ b/gcc/config/microblaze/microblaze.c +@@ -2509,9 +2509,6 @@ print_operand (FILE * file, rtx op, int letter) + { + val[0] = (INTVAL (op) & 0xffffffff00000000LL) >> 32; + val[1] = INTVAL (op) & 0x00000000ffffffffLL; +- if (val[0] == 0 && val[1] < 0) +- val[0] = -1; +- + } + fprintf (file, "0x%8.8lx", (letter == 'h') ? val[0] : val[1]); + } +-- +2.14.2 + |