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| author | Jim Wilson <wilson@gcc.gnu.org> | 1996-12-23 17:59:00 -0800 |
|---|---|---|
| committer | Jim Wilson <wilson@gcc.gnu.org> | 1996-12-23 17:59:00 -0800 |
| commit | 46af8e31a333e6ef7066c006b8e47d1e2140c3a3 (patch) | |
| tree | 5a0e363efddce92152bad38f83139a6dd17f0395 /gcc | |
| parent | 64ed0f40d3b4dbeaaa00318808ef93e9701a6ebd (diff) | |
| download | gcc-46af8e31a333e6ef7066c006b8e47d1e2140c3a3.zip gcc-46af8e31a333e6ef7066c006b8e47d1e2140c3a3.tar.gz gcc-46af8e31a333e6ef7066c006b8e47d1e2140c3a3.tar.bz2 | |
(FUNCTION_ARG_REGNO_P): Correct for TARGET_SOFT_FLOAT and
TARGET_FLOAT64 cases.
From-SVN: r13341
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/mips/mips.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h index 9b430ab..df52654 100644 --- a/gcc/config/mips/mips.h +++ b/gcc/config/mips/mips.h @@ -2088,11 +2088,15 @@ extern struct mips_frame_info current_frame_info; #define FUNCTION_VALUE_REGNO_P(N) ((N) == GP_RETURN || (N) == FP_RETURN) -/* 1 if N is a possible register number for function argument passing. */ - -#define FUNCTION_ARG_REGNO_P(N) (((N) >= GP_ARG_FIRST && (N) <= GP_ARG_LAST) \ - || ((N) >= FP_ARG_FIRST && (N) <= FP_ARG_LAST \ - && (0 == (N) % 2))) +/* 1 if N is a possible register number for function argument passing. + We have no FP argument registers when soft-float. When FP registers + are 32 bits, we can't directly reference the odd numbered ones. */ + +#define FUNCTION_ARG_REGNO_P(N) \ + (((N) >= GP_ARG_FIRST && (N) <= GP_ARG_LAST) \ + || (! TARGET_SOFT_FLOAT \ + && ((N) >= FP_ARG_FIRST && (N) <= FP_ARG_LAST) \ + && (TARGET_FLOAT64 || (0 == (N) % 2)))) /* A C expression which can inhibit the returning of certain function values in registers, based on the type of value. A nonzero value says |