From 9a0149c65a012913bb17e5d44a331d0a0e7cfa15 Mon Sep 17 00:00:00 2001 From: Andrew Cagney Date: Sat, 17 Jun 2000 14:33:56 +0000 Subject: [PATCH] For MIPS_EABI, squeeze simple floating point structs into an FP register. --- gdb/ChangeLog | 5 +++++ gdb/mips-tdep.c | 9 ++++++++- 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 38619e6..39d5573 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +Sun Jun 18 00:27:15 2000 Andrew Cagney + + * mips-tdep.c (mips_push_arguments): For MIPS_EABI, squeeze a + strut containing a floating-point into an FP register. + Sat Jun 17 16:00:56 2000 Andrew Cagney * remote-mips.c: Include diff --git a/gdb/mips-tdep.c b/gdb/mips-tdep.c index 94e96ca..d14eaea 100644 --- a/gdb/mips-tdep.c +++ b/gdb/mips-tdep.c @@ -2143,7 +2143,14 @@ mips_push_arguments (nargs, args, sp, struct_return, struct_addr) don't use float registers for arguments. This duplication of arguments in general registers can't hurt non-MIPS16 functions because those registers are normally skipped. */ - if (typecode == TYPE_CODE_FLT + /* MIPS_EABI squeeses a struct that contains a single floating + point value into an FP register instead of pusing it onto the + stack. */ + if ((typecode == TYPE_CODE_FLT + || (MIPS_EABI + && (typecode == TYPE_CODE_STRUCT || typecode == TYPE_CODE_UNION) + && TYPE_NFIELDS (arg_type) == 1 + && TYPE_CODE (TYPE_FIELD_TYPE (arg_type, 0)) == TYPE_CODE_FLT)) && float_argreg <= MIPS_LAST_FP_ARG_REGNUM && MIPS_FPU_TYPE != MIPS_FPU_NONE) { -- 2.7.4