diff options
| -rw-r--r-- | c/src/lib/libbsp/sparc/shared/irq_asm.S | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/c/src/lib/libbsp/sparc/shared/irq_asm.S b/c/src/lib/libbsp/sparc/shared/irq_asm.S index 0d70e8b3bf..b7f372c654 100644 --- a/c/src/lib/libbsp/sparc/shared/irq_asm.S +++ b/c/src/lib/libbsp/sparc/shared/irq_asm.S @@ -236,21 +236,21 @@ check_is_executing: ! We may have a new heir ! Read the executing and heir - ld [%g6 + PER_CPU_OFFSET_EXECUTING], %g1 - ld [%g6 + PER_CPU_OFFSET_HEIR], %g2 + ld [%g6 + PER_CPU_OFFSET_EXECUTING], %g2 + ld [%g6 + PER_CPU_OFFSET_HEIR], %g4 ! Update the executing only if necessary to avoid cache line ! monopolization. - cmp %g1, %g2 + cmp %g2, %g4 beq try_update_is_executing mov 1, %g1 ! Calculate the heir context pointer - sub %o1, %g1, %g1 - add %g1, %g2, %o1 + sub %o1, %g2, %g2 + add %g2, %g4, %o1 ! Update the executing - st %g2, [%g6 + PER_CPU_OFFSET_EXECUTING] + st %g4, [%g6 + PER_CPU_OFFSET_EXECUTING] ba try_update_is_executing mov 1, %g1 |