From 09d8cc0ee073f8d83bf81d320d1b159a1aadc84d Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Wed, 13 Jul 2005 23:55:30 +0000 Subject: [PATCH] * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define. From-SVN: r101997 --- gcc/ChangeLog | 4 ++++ gcc/config/mips/mips.h | 5 +++++ 2 files changed, 9 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 271be8df7e2..0bf41ce000b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2005-07-13 Ian Lance Taylor + + * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define. + 2005-07-14 Jan Hubicka * tree-dfa.c (dump_variable): Use default_def function. diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h index 5e594c7e7c1..8bb3d50b953 100644 --- a/gcc/config/mips/mips.h +++ b/gcc/config/mips/mips.h @@ -1130,6 +1130,11 @@ extern const struct mips_rtx_cost_data *mips_cost; /* Define if loading short immediate values into registers sign extends. */ #define SHORT_IMMEDIATES_SIGN_EXTEND + +/* The [d]clz instructions have the natural values at 0. */ + +#define CLZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) \ + ((VALUE) = GET_MODE_BITSIZE (MODE), true) /* Standard register usage. */ -- 2.30.2