diff options
Diffstat (limited to 'meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0015-MicroBlaze-fixed-missing-save-of-r18-in-fast_interru.patch')
| -rw-r--r-- | meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0015-MicroBlaze-fixed-missing-save-of-r18-in-fast_interru.patch | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0015-MicroBlaze-fixed-missing-save-of-r18-in-fast_interru.patch b/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0015-MicroBlaze-fixed-missing-save-of-r18-in-fast_interru.patch deleted file mode 100644 index e75bebebd..000000000 --- a/meta-xilinx/meta-xilinx-bsp/recipes-microblaze/gcc/gcc-7/0015-MicroBlaze-fixed-missing-save-of-r18-in-fast_interru.patch +++ /dev/null @@ -1,46 +0,0 @@ -From 79ea36649467aea6045a49c7d016f8f9245efb8c Mon Sep 17 00:00:00 2001 -From: Mahesh Bodapati <mbodapat@xilinx.com> -Date: Sat, 26 Aug 2017 19:21:29 -0700 -Subject: [PATCH] MicroBlaze fixed missing save of r18 in fast_interrupt - -Fixed missing save of r18 in fast_interrupt. Register 18 is used as a -clobber register, and must be stored when entering a fast_interrupt. -Before this fix, register 18 was only saved if it was used directly in -the interrupt function. - -However, if the fast_interrupt function called a function that used -r18, the register would not be saved, and thus be mangled -upon returning from the interrupt. - -Changelog - -2014-02-27 Klaus Petersen <klauspetersen@gmail.com> - - * gcc/config/microblaze/microblaze.c: Check for fast_interrupt in - microblaze_must_save_register. - -Signed-off-by: Klaus Petersen <klauspetersen@gmail.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/microblaze.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - -diff --git a/gcc/config/microblaze/microblaze.c b/gcc/config/microblaze/microblaze.c -index 15080db539..558796cad9 100644 ---- a/gcc/config/microblaze/microblaze.c -+++ b/gcc/config/microblaze/microblaze.c -@@ -1943,7 +1943,7 @@ microblaze_must_save_register (int regno) - { - if (df_regs_ever_live_p (regno) - || regno == MB_ABI_MSR_SAVE_REG -- || (interrupt_handler -+ || ((interrupt_handler || fast_interrupt) - && (regno == MB_ABI_ASM_TEMP_REGNUM - || regno == MB_ABI_EXCEPTION_RETURN_ADDR_REGNUM))) - return 1; --- -2.14.2 - |