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| author | Aldy Hernandez <aldyh@redhat.com> | 2004-02-19 18:50:57 +0000 |
|---|---|---|
| committer | Aldy Hernandez <aldyh@gcc.gnu.org> | 2004-02-19 18:50:57 +0000 |
| commit | 0e1d7f3250b8a658688453eeb5f206d0f9e6d2a2 (patch) | |
| tree | be89e4c0e2565b25b32a59e6188690809c53b427 /gcc/optabs.c | |
| parent | c6e9f0ebd9e10ae5ef71a57968cc034f901a4e25 (diff) | |
| download | gcc-0e1d7f3250b8a658688453eeb5f206d0f9e6d2a2.tar.gz | |
md.texi (Standard Names): Document additional dependency on fix pattern.
2004-02-19 Aldy Hernandez <aldyh@redhat.com>
* doc/md.texi (Standard Names): Document additional dependency on
fix pattern.
* optabs.c (ftruncify): Remove.
(expand_fix): Manually inline ftruncify above.
(can_fix_p): Add FIXME note.
From-SVN: r78116
Diffstat (limited to 'gcc/optabs.c')
| -rw-r--r-- | gcc/optabs.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/gcc/optabs.c b/gcc/optabs.c index 7a47a6fd61c..cf3099b3523 100644 --- a/gcc/optabs.c +++ b/gcc/optabs.c @@ -105,7 +105,6 @@ static void prepare_cmp_insn (rtx *, rtx *, enum rtx_code *, rtx, static enum insn_code can_fix_p (enum machine_mode, enum machine_mode, int, int *); static enum insn_code can_float_p (enum machine_mode, enum machine_mode, int); -static rtx ftruncify (rtx); static optab new_optab (void); static convert_optab new_convert_optab (void); static inline optab init_optab (enum rtx_code); @@ -4434,6 +4433,9 @@ can_fix_p (enum machine_mode fixmode, enum machine_mode fltmode, return icode; } + /* FIXME: This requires a port to define both FIX and FTRUNC pattern + for this to work. We need to rework the fix* and ftrunc* patterns + and documentation. */ tab = unsignedp ? ufix_optab : sfix_optab; icode = tab->handlers[fixmode][fltmode].insn_code; if (icode != CODE_FOR_nothing @@ -4673,15 +4675,8 @@ expand_float (rtx to, rtx from, int unsignedp) } } -/* expand_fix: generate code to convert FROM to fixed point - and store in TO. FROM must be floating point. */ - -static rtx -ftruncify (rtx x) -{ - rtx temp = gen_reg_rtx (GET_MODE (x)); - return expand_unop (GET_MODE (x), ftrunc_optab, x, temp, 0); -} +/* Generate code to convert FROM to fixed point and store in TO. FROM + must be floating point. */ void expand_fix (rtx to, rtx from, int unsignedp) @@ -4716,7 +4711,11 @@ expand_fix (rtx to, rtx from, int unsignedp) from = convert_to_mode (fmode, from, 0); if (must_trunc) - from = ftruncify (from); + { + rtx temp = gen_reg_rtx (GET_MODE (from)); + from = expand_unop (GET_MODE (from), ftrunc_optab, from, + temp, 0); + } if (imode != GET_MODE (to)) target = gen_reg_rtx (imode); |