From c430260caeb9fc2379659a7a32210ec8613d11ab Mon Sep 17 00:00:00 2001 From: Michael Snyder Date: Thu, 3 Jul 1997 20:50:11 +0000 Subject: Thu Jul 3 13:48:11 1997 Michael Snyder (msnyder@cleaver.cygnus.com) * mips-tdep.c (mips_push_arguments): don't left-adjust 32-bit integers in 64-bit register parameters before function calls. --- gdb/ChangeLog | 5 +++++ gdb/mips-tdep.c | 16 ++++++++-------- 2 files changed, 13 insertions(+), 8 deletions(-) (limited to 'gdb') diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 4cf2199..232511e 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +Thu Jul 3 13:48:11 1997 Michael Snyder (msnyder@cleaver.cygnus.com) + + * mips-tdep.c (mips_push_arguments): don't left-adjust 32-bit + integers in 64-bit register parameters before function calls. + Mon Jun 30 17:54:51 1997 Michael Snyder (msnyder@cleaver.cygnus.com) * mips-tdep.c (mips_push_arguments): special-case handling for diff --git a/gdb/mips-tdep.c b/gdb/mips-tdep.c index f68ecee..de60fae 100644 --- a/gdb/mips-tdep.c +++ b/gdb/mips-tdep.c @@ -1375,19 +1375,19 @@ mips_push_arguments(nargs, args, sp, struct_return, struct_addr) { CORE_ADDR regval = extract_address (val, partial_len); - /* A simple argument being passed in a general register. - If the length is smaller than the register size, we - have to adjust the alignment on big endian targets. + /* A non-floating-point argument being passed in a + general register. If a struct or union, and if + small enough for a single register, we have to + adjust the alignment. - For structs, it appears that we have to - do the same even in little endian mode. + It does not seem to be necessary to do the + same for integral types. - But don't do this adjustment on EABI targets. */ + Also don't do this adjustment on EABI targets. */ if (!MIPS_EABI && TYPE_LENGTH (arg_type) < MIPS_REGSIZE && - (TARGET_BYTE_ORDER == BIG_ENDIAN || - typecode == TYPE_CODE_STRUCT || + (typecode == TYPE_CODE_STRUCT || typecode == TYPE_CODE_UNION)) regval <<= ((MIPS_REGSIZE - partial_len) * TARGET_CHAR_BIT); -- cgit v1.1