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| author | Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> | 2001-04-07 03:17:57 +0200 |
|---|---|---|
| committer | Michael Hayes <m.hayes@gcc.gnu.org> | 2001-04-07 01:17:57 +0000 |
| commit | d0550d07e2537457f326eba11422c5d9df740637 (patch) | |
| tree | da9e6273bcf9eca6864e66f4898aa1b084c605c6 /gcc/config | |
| parent | c8cd06a8137b153b373c16a2d681aaca2c423425 (diff) | |
| download | gcc-d0550d07e2537457f326eba11422c5d9df740637.zip gcc-d0550d07e2537457f326eba11422c5d9df740637.tar.gz gcc-d0550d07e2537457f326eba11422c5d9df740637.tar.bz2 | |
c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
* c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
From-SVN: r41173
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/c4x/c4x.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/gcc/config/c4x/c4x.h b/gcc/config/c4x/c4x.h index 7215565..3f351e3 100644 --- a/gcc/config/c4x/c4x.h +++ b/gcc/config/c4x/c4x.h @@ -630,12 +630,16 @@ extern const char *c4x_rpts_cycles_string, *c4x_cpu_version_string; #define CLASS_LIKELY_SPILLED_P(CLASS) ((CLASS) == INDEX_REGS) -/* CCmode is wrongly defined in machmode.def It should have a size - of UNITS_PER_WORD. */ +/* CCmode is wrongly defined in machmode.def. It should have a size + of UNITS_PER_WORD. HFmode is 40-bits and thus fits within a single + extended precision register. Similarly, HCmode fits within two + extended precision registers. */ #define HARD_REGNO_NREGS(REGNO, MODE) \ -(((MODE) == CCmode || (MODE) == CC_NOOVmode) ? 1 : ((MODE) == HFmode) ? 1 : \ -((GET_MODE_SIZE(MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)) +(((MODE) == CCmode || (MODE) == CC_NOOVmode) ? 1 : \ + ((MODE) == HFmode) ? 1 : \ + ((MODE) == HCmode) ? 2 : \ + ((GET_MODE_SIZE(MODE) + UNITS_PER_WORD - 1) / UNITS_PER_WORD)) /* A C expression that is nonzero if the hard register REGNO is preserved |