From 43d6c81ae2b3cb263f803bb9881c0823c1ed7dda Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Mon, 14 Dec 2009 15:24:31 -0700 Subject: llvmpipe: fix broken lp_build_abs() --- src/gallium/drivers/llvmpipe/lp_bld_arit.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'src/gallium/drivers/llvmpipe/lp_bld_arit.c') diff --git a/src/gallium/drivers/llvmpipe/lp_bld_arit.c b/src/gallium/drivers/llvmpipe/lp_bld_arit.c index 847c2a34b1f..eea6b5d6a5c 100644 --- a/src/gallium/drivers/llvmpipe/lp_bld_arit.c +++ b/src/gallium/drivers/llvmpipe/lp_bld_arit.c @@ -629,7 +629,8 @@ lp_build_abs(struct lp_build_context *bld, if(type.floating) { /* Mask out the sign bit */ LLVMTypeRef int_vec_type = lp_build_int_vec_type(type); - LLVMValueRef mask = lp_build_int_const_scalar(type, ((unsigned long long)1 << type.width) - 1); + unsigned long absMask = ~(1 << (type.width - 1)); + LLVMValueRef mask = lp_build_int_const_scalar(type, ((unsigned long long) absMask)); a = LLVMBuildBitCast(bld->builder, a, int_vec_type, ""); a = LLVMBuildAnd(bld->builder, a, mask, ""); a = LLVMBuildBitCast(bld->builder, a, vec_type, ""); -- cgit v1.2.3