diff options
Diffstat (limited to 'gcc/config/rs6000/rs6000.c')
| -rw-r--r-- | gcc/config/rs6000/rs6000.c | 38 |
1 files changed, 33 insertions, 5 deletions
diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index a38e70d2c33..c4e3f2fb538 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -32643,14 +32643,42 @@ rs6000_memory_move_cost (machine_mode mode, reg_class_t rclass, reciprocal of the function, or NULL_TREE if not available. */ static tree -rs6000_builtin_reciprocal (unsigned int fn, bool md_fn, - bool sqrt ATTRIBUTE_UNUSED) +rs6000_builtin_reciprocal (gcall *call) { if (optimize_insn_for_size_p ()) return NULL_TREE; - if (md_fn) - switch (fn) + if (gimple_call_internal_p (call)) + switch (gimple_call_internal_fn (call)) + { + tree type; + case IFN_SQRT: + type = TREE_TYPE (gimple_call_lhs (call)); + switch (TYPE_MODE (type)) + { + case V2DFmode: + if (!RS6000_RECIP_AUTO_RSQRTE_P (V2DFmode)) + return NULL_TREE; + + return rs6000_builtin_decls[VSX_BUILTIN_RSQRT_2DF]; + + case V4SFmode: + if (!RS6000_RECIP_AUTO_RSQRTE_P (V4SFmode)) + return NULL_TREE; + + return rs6000_builtin_decls[VSX_BUILTIN_RSQRT_4SF]; + + default: + return NULL_TREE; + } + + default: + return NULL_TREE; + } + + tree fndecl = gimple_call_fndecl (call); + if (DECL_BUILT_IN_CLASS (fndecl) == BUILT_IN_MD) + switch (DECL_FUNCTION_CODE (fndecl)) { case VSX_BUILTIN_XVSQRTDP: if (!RS6000_RECIP_AUTO_RSQRTE_P (V2DFmode)) @@ -32669,7 +32697,7 @@ rs6000_builtin_reciprocal (unsigned int fn, bool md_fn, } else - switch (fn) + switch (DECL_FUNCTION_CODE (fndecl)) { case BUILT_IN_SQRT: if (!RS6000_RECIP_AUTO_RSQRTE_P (DFmode)) |