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gallivm: added lp_build_andc()

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This commit is contained in:
Brian Paul 2010-03-17 15:07:45 -06:00
parent 8dc8c3f5b1
commit 2b8db4ce15
2 changed files with 15 additions and 0 deletions
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10
src/gallium/auxiliary/gallivm/lp_bld_logic.c
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@ -483,3 +483,13 @@ lp_build_alloca(struct lp_build_context *bld)
return LLVMBuildAlloca(bld->builder, lp_build_elem_type(type), "");
}
}
/** Return (a & ~b) */
LLVMValueRef
lp_build_andc(struct lp_build_context *bld, LLVMValueRef a, LLVMValueRef b)
{
b = LLVMBuildNot(bld->builder, b, "");
b = LLVMBuildAnd(bld->builder, a, b, "");
return b;
}

5
src/gallium/auxiliary/gallivm/lp_bld_logic.h
View file

@ -79,4 +79,9 @@ lp_build_select_aos(struct lp_build_context *bld,
LLVMValueRef
lp_build_alloca(struct lp_build_context *bld);
LLVMValueRef
lp_build_andc(struct lp_build_context *bld, LLVMValueRef a, LLVMValueRef b);
#endif /* !LP_BLD_LOGIC_H */