Mercurial > hg > CbC > CbC_gcc
diff gcc/config/alpha/predicates.md @ 63:b7f97abdc517 gcc-4.6-20100522
update gcc from gcc-4.5.0 to gcc-4.6
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Mon, 24 May 2010 12:47:05 +0900 |
| parents | 77e2b8dfacca |
| children | f6334be47118 |
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--- a/gcc/config/alpha/predicates.md Fri Feb 12 23:41:23 2010 +0900 +++ b/gcc/config/alpha/predicates.md Mon May 24 12:47:05 2010 +0900 @@ -1,5 +1,6 @@ ;; Predicate definitions for DEC Alpha. -;; Copyright (C) 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. +;; Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010 +;; Free Software Foundation, Inc. ;; ;; This file is part of GCC. ;; @@ -439,9 +440,11 @@ (match_code "mem")) { rtx base; + int offset; if (MEM_ALIGN (op) >= 32) return 1; + op = XEXP (op, 0); /* LEGITIMIZE_RELOAD_ADDRESS creates (plus (plus reg const_hi) const_lo) @@ -449,14 +452,29 @@ if (reload_in_progress && GET_CODE (op) == PLUS && GET_CODE (XEXP (op, 0)) == PLUS) - base = XEXP (XEXP (op, 0), 0); + { + base = XEXP (XEXP (op, 0), 0); + offset = INTVAL (XEXP (op, 1)); + } else { if (! memory_address_p (mode, op)) return 0; - base = (GET_CODE (op) == PLUS ? XEXP (op, 0) : op); + if (GET_CODE (op) == PLUS) + { + base = XEXP (op, 0); + offset = INTVAL (XEXP (op, 1)); + } + else + { + base = op; + offset = 0; + } } + if (offset % GET_MODE_SIZE (mode)) + return 0; + return (REG_P (base) && REGNO_POINTER_ALIGN (REGNO (base)) >= 32); }) @@ -467,9 +485,11 @@ (match_code "mem")) { rtx base; + int offset; if (MEM_ALIGN (op) >= 32) return 0; + op = XEXP (op, 0); /* LEGITIMIZE_RELOAD_ADDRESS creates (plus (plus reg const_hi) const_lo) @@ -477,14 +497,29 @@ if (reload_in_progress && GET_CODE (op) == PLUS && GET_CODE (XEXP (op, 0)) == PLUS) - base = XEXP (XEXP (op, 0), 0); + { + base = XEXP (XEXP (op, 0), 0); + offset = INTVAL (XEXP (op, 1)); + } else { if (! memory_address_p (mode, op)) return 0; - base = (GET_CODE (op) == PLUS ? XEXP (op, 0) : op); + if (GET_CODE (op) == PLUS) + { + base = XEXP (op, 0); + offset = INTVAL (XEXP (op, 1)); + } + else + { + base = op; + offset = 0; + } } + if (offset % GET_MODE_SIZE (mode)) + return 1; + return (REG_P (base) && REGNO_POINTER_ALIGN (REGNO (base)) < 32); })