From 105249d140ea123b0d6932341715366fbe48244b Mon Sep 17 00:00:00 2001 From: Nick Clifton Date: Tue, 5 Jan 2010 15:43:43 +0000 Subject: [PATCH] rx.c (rx_get_stack_layout): Fix allocation of second register to push into the stack frame when... * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second register to push into the stack frame when the accumulator has to be saved during interrupts. From-SVN: r155652 --- gcc/ChangeLog | 6 ++++++ gcc/config/rx/rx.c | 4 ++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index db624b919e9..b62bd1af766 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-01-05 Nick Clifton + + * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second + register to push into the stack frame when the accumulator has to + be saved during interrupts. + 2010-01-05 Eric Fisher * doc/invoke.texi: Remove the documentation about option diff --git a/gcc/config/rx/rx.c b/gcc/config/rx/rx.c index 3fb8b320e52..ce13217df11 100644 --- a/gcc/config/rx/rx.c +++ b/gcc/config/rx/rx.c @@ -1072,8 +1072,8 @@ rx_get_stack_layout (unsigned int * lowest, save_mask |= (1 << 13) | (1 << 14); if (low == 0) low = 13; - if (high == 0) - high = 14; + if (high == 0 || low == high) + high = low + 1; } /* Decide if it would be faster fill in the call-saved area of the stack