From 5b7ada46e5eca0fa9c94def7d5fa548590fac826 Mon Sep 17 00:00:00 2001 From: aurel32 Date: Sun, 12 Oct 2008 11:44:36 +0000 Subject: Only use __builtin_* with GCC >= 3.4 Fix gcc 3.3 builds, broken in revision 5465. Signed-off-by: Aurelien Jarno git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5466 c046a42c-6fe2-441c-8c8c-71466251a162 --- host-utils.h | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'host-utils.h') diff --git a/host-utils.h b/host-utils.h index c907fe839a..2a46c9baff 100644 --- a/host-utils.h +++ b/host-utils.h @@ -51,7 +51,7 @@ void mulu64(uint64_t *phigh, uint64_t *plow, uint64_t a, uint64_t b); static always_inline int clz32(uint32_t val) { -#if defined(__GNUC__) +#if defined(__GNUC__) && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)) if (val) return __builtin_clz(val); else @@ -93,7 +93,7 @@ static always_inline int clo32(uint32_t val) static always_inline int clz64(uint64_t val) { -#if defined(__GNUC__) +#if defined(__GNUC__) && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)) if (val) return __builtin_clzll(val); else @@ -118,7 +118,7 @@ static always_inline int clo64(uint64_t val) static always_inline int ctz32 (uint32_t val) { -#if defined(__GNUC__) +#if defined(__GNUC__) && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)) if (val) return __builtin_ctz(val); else @@ -162,7 +162,7 @@ static always_inline int cto32 (uint32_t val) static always_inline int ctz64 (uint64_t val) { -#if defined(__GNUC__) +#if defined(__GNUC__) && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)) if (val) return __builtin_ctz(val); else @@ -206,7 +206,7 @@ static always_inline int ctpop16 (uint16_t val) static always_inline int ctpop32 (uint32_t val) { -#if defined(__GNUC__) +#if defined(__GNUC__) && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)) return __builtin_popcount(val); #else val = (val & 0x55555555) + ((val >> 1) & 0x55555555); @@ -221,7 +221,7 @@ static always_inline int ctpop32 (uint32_t val) static always_inline int ctpop64 (uint64_t val) { -#if defined(__GNUC__) +#if defined(__GNUC__) && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)) return __builtin_popcountll(val); #else val = (val & 0x5555555555555555ULL) + ((val >> 1) & 0x5555555555555555ULL); -- cgit v1.2.3