From e265504e82310266271fa2329b6ef8115bbe8244 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Tue, 17 Aug 2004 19:17:10 +0000 Subject: [PATCH] Add an overload git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15889 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/Support/MathExtras.h | 7 +++++++ include/llvm/Support/MathExtras.h | 7 +++++++ 2 files changed, 14 insertions(+) diff --git a/include/Support/MathExtras.h b/include/Support/MathExtras.h index d5209854877..c1384d3eff5 100644 --- a/include/Support/MathExtras.h +++ b/include/Support/MathExtras.h @@ -29,6 +29,13 @@ inline unsigned log2(uint64_t C) { return getPow; } +inline unsigned log2(unsigned C) { + unsigned getPow; + for (getPow = 0; C > 1; ++getPow) + C >>= 1; + return getPow; +} + inline bool isPowerOf2(int64_t C, unsigned &getPow) { if (C < 0) C = -C; if (C > 0 && C == (C & ~(C - 1))) { diff --git a/include/llvm/Support/MathExtras.h b/include/llvm/Support/MathExtras.h index d5209854877..c1384d3eff5 100644 --- a/include/llvm/Support/MathExtras.h +++ b/include/llvm/Support/MathExtras.h @@ -29,6 +29,13 @@ inline unsigned log2(uint64_t C) { return getPow; } +inline unsigned log2(unsigned C) { + unsigned getPow; + for (getPow = 0; C > 1; ++getPow) + C >>= 1; + return getPow; +} + inline bool isPowerOf2(int64_t C, unsigned &getPow) { if (C < 0) C = -C; if (C > 0 && C == (C & ~(C - 1))) { -- 2.34.1