diff options
Diffstat (limited to 'gcc/config/alpha/predicates.md')
| -rw-r--r-- | gcc/config/alpha/predicates.md | 46 |
1 files changed, 36 insertions, 10 deletions
diff --git a/gcc/config/alpha/predicates.md b/gcc/config/alpha/predicates.md index b52d9dce028..0852f692998 100644 --- a/gcc/config/alpha/predicates.md +++ b/gcc/config/alpha/predicates.md @@ -439,13 +439,11 @@ (match_code "mem")) { rtx base; + int offset; if (MEM_ALIGN (op) >= 32) return 1; - if (mode == CQImode) - return 0; - op = XEXP (op, 0); /* LEGITIMIZE_RELOAD_ADDRESS creates (plus (plus reg const_hi) const_lo) @@ -453,14 +451,29 @@ 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); }) @@ -471,13 +484,11 @@ (match_code "mem")) { rtx base; + int offset; if (MEM_ALIGN (op) >= 32) return 0; - if (mode == CQImode) - return 1; - op = XEXP (op, 0); /* LEGITIMIZE_RELOAD_ADDRESS creates (plus (plus reg const_hi) const_lo) @@ -485,14 +496,29 @@ 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); }) |