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sparc,leon: avoid triggering LEON3FT errata TN-0009

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Close #4336.
This commit is contained in:
Daniel Hellstrom
2019-11-25 09:45:26 +01:00
parent acad761b9c
commit 89d90c0019
1 changed files with 3 additions and 2 deletions
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5
cpukit/score/cpu/sparc/cpu_asm.S
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@@ -523,8 +523,9 @@ dont_do_the_window:
* context.
*/
andcc %l0, %l5, %g0
bne,a dont_switch_stacks
st %fsr, [%g6 + SPARC_PER_CPU_FSR_OFFSET]
beq dont_switch_stacks
nop
st %fsr, [%g6 + SPARC_PER_CPU_FSR_OFFSET]
#endif
dont_switch_stacks: