From 9b9f7b3ccd3986d78d2e83cbedfaf6ddf73efe98 Mon Sep 17 00:00:00 2001 From: Stephane Carrez Date: Sun, 2 Mar 2003 10:03:40 +0000 Subject: [PATCH] * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE to 32 to support memory bank switching; temporarily use 32-bit for WORD_BITSIZE to avoid a bug in sim-common. --- sim/m68hc11/ChangeLog | 6 ++++++ sim/m68hc11/Makefile.in | 10 ++++++++-- 2 files changed, 14 insertions(+), 2 deletions(-) diff --git a/sim/m68hc11/ChangeLog b/sim/m68hc11/ChangeLog index 21957ef7791..9c34d47002b 100644 --- a/sim/m68hc11/ChangeLog +++ b/sim/m68hc11/ChangeLog @@ -1,3 +1,9 @@ +2003-03-02 Stephane Carrez + + * Makefile.in (SIM_EXTRA_CFLAGS): Set WITH_TARGET_ADDRESS_BITSIZE + to 32 to support memory bank switching; temporarily use 32-bit for + WORD_BITSIZE to avoid a bug in sim-common. + 2003-03-01 Stephane Carrez * interp.c (sim_fetch_register): Only store a single byte for diff --git a/sim/m68hc11/Makefile.in b/sim/m68hc11/Makefile.in index a054a329c7d..604c3a73a6a 100644 --- a/sim/m68hc11/Makefile.in +++ b/sim/m68hc11/Makefile.in @@ -35,9 +35,15 @@ SIM_OBJS = $(M68HC11_OBJS) \ $(SIM_EXTRA_OBJS) SIM_PROFILE= -DPROFILE=1 -DWITH_PROFILE=-1 -SIM_EXTRA_CFLAGS = -DWITH_TARGET_WORD_BITSIZE=16 \ +# We must use 32-bit addresses to support memory bank switching. +# The WORD_BITSIZE is normally 16 but must be switched (temporarily) +# to 32 to avoid a bug in the sim-common which uses 'unsigned_word' +# instead of 'address_word' in some places (the result is a truncation +# of the 32-bit address to 16-bit; and this breaks the simulator). +SIM_EXTRA_CFLAGS = -DWITH_TARGET_WORD_BITSIZE=32 \ -DWITH_TARGET_CELL_BITSIZE=32 \ - -DWITH_TARGET_WORD_MSB=15 + -DWITH_TARGET_ADDRESS_BITSIZE=32 \ + -DWITH_TARGET_WORD_MSB=31 SIM_EXTRA_CLEAN = clean-extra SIM_EXTRA_OBJS = @m68hc11_extra_objs@ -- 2.30.2