From b112f2aee44e74308fa311f2210055dea2dd9c4e Mon Sep 17 00:00:00 2001 From: Jim Kingdon Date: Thu, 2 Mar 1995 23:16:05 +0000 Subject: [PATCH] * rs6000-tdep.c: Fix byte-swapping sins. --- gdb/rs6000-tdep.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c index e226f54b95..6b1353ace3 100644 --- a/gdb/rs6000-tdep.c +++ b/gdb/rs6000-tdep.c @@ -135,7 +135,7 @@ single_step (signal) if (!one_stepped) { loc = read_pc (); - read_memory (loc, (char *) &insn, 4); + insn = read_memory_integer (loc, 4); breaks[0] = loc + INSNLEN(insn); opcode = insn >> 26; @@ -326,6 +326,8 @@ push_dummy_frame () { /* stack pointer. */ CORE_ADDR sp; + /* Same thing, target byte order. */ + char sp_targ[4]; /* link register. */ CORE_ADDR pc; @@ -348,7 +350,7 @@ push_dummy_frame () sp = read_register(SP_REGNUM); pc = read_register(PC_REGNUM); - memcpy (pc_targ, (char *) &pc, 4); + store_address (pc, 4, pc_targ); dummy_frame_addr [dummy_frame_count++] = sp; @@ -387,7 +389,8 @@ push_dummy_frame () } /* Save sp or so called back chain right here. */ - write_memory (sp-DUMMY_FRAME_SIZE, (char *)&sp, 4); + store_address (sp_targ, 4, sp); + write_memory (sp-DUMMY_FRAME_SIZE, sp_targ, 4); sp -= DUMMY_FRAME_SIZE; /* And finally, this is the back chain. */ @@ -856,7 +859,9 @@ ran_out_of_registers_for_arguments: read_memory (saved_sp, tmp_buffer, 24); write_memory (sp, tmp_buffer, 24); - write_memory (sp, (char *)&saved_sp, 4); /* set back chain properly */ + /* set back chain properly */ + store_address (tmp_buffer, 4, saved_sp); + write_memory (sp, tmp_buffer, 4); target_store_registers (-1); return sp;