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| author | Uros Bizjak <ubizjak@gmail.com> | 2007-01-31 13:30:20 +0100 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2007-01-31 13:30:20 +0100 |
| commit | 9ed4207fce7efe340cbdf1017fa0d1271a710487 (patch) | |
| tree | 8644f765075eeb7076137f6a73a27bd54182e229 /gcc/builtins.c | |
| parent | 010dc0fdd0c5189383207fde6281d8f9c1e06908 (diff) | |
| download | gcc-9ed4207fce7efe340cbdf1017fa0d1271a710487.zip gcc-9ed4207fce7efe340cbdf1017fa0d1271a710487.tar.gz gcc-9ed4207fce7efe340cbdf1017fa0d1271a710487.tar.bz2 | |
optabs.h (enum optab_index): Add new OTI_isinf.
* optabs.h (enum optab_index): Add new OTI_isinf.
(isinf_optab): Define corresponding macro.
* optabs.c (init_optabs): Initialize isinf_optab.
* genopinit.c (optabs): Implement isinf_optab using isinf?f2
patterns.
* builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
(expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
using isinf_optab.
(expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
expand_builtin_interclass_mathfn.
* reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
* config/i386/i386.md (UNSPEC_FXAM): New constant.
(fxam<mode>2_i387): New insn pattern.
(isinf<mode>2) New expander to implement isinf, isinff and isinfl
built-in functions as x87 inline asm.
testsuite/ChangeLog:
* gcc.dg/builtins-63.c: New test.
From-SVN: r121419
Diffstat (limited to 'gcc/builtins.c')
| -rw-r--r-- | gcc/builtins.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/builtins.c b/gcc/builtins.c index 5ba1eae..777206c 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -1676,6 +1676,7 @@ mathfn_built_in (tree type, enum built_in_function fn) CASE_MATHFN (BUILT_IN_HYPOT) CASE_MATHFN (BUILT_IN_ILOGB) CASE_MATHFN (BUILT_IN_INF) + CASE_MATHFN (BUILT_IN_ISINF) CASE_MATHFN (BUILT_IN_J0) CASE_MATHFN (BUILT_IN_J1) CASE_MATHFN (BUILT_IN_JN) @@ -2198,6 +2199,8 @@ expand_builtin_interclass_mathfn (tree exp, rtx target, rtx subtarget) { CASE_FLT_FN (BUILT_IN_ILOGB): errno_set = true; builtin_optab = ilogb_optab; break; + CASE_FLT_FN (BUILT_IN_ISINF): + builtin_optab = isinf_optab; break; default: gcc_unreachable (); } @@ -5923,6 +5926,7 @@ expand_builtin (tree exp, rtx target, rtx subtarget, enum machine_mode mode, CASE_FLT_FN (BUILT_IN_ILOGB): if (! flag_unsafe_math_optimizations) break; + CASE_FLT_FN (BUILT_IN_ISINF): target = expand_builtin_interclass_mathfn (exp, target, subtarget); if (target) return target; |