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Conditionally revert "gallivm: Use a more compact approach for lp_build_broadcast_scalar()." 

This reverts commit a09e46c724.
This commit is contained in:
José Fonseca 2010-05-13 21:03:08 +01:00
parent c67d9d84f5
commit c5c0e0172f
1 changed files with 10 additions and 0 deletions
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10
src/gallium/auxiliary/gallivm/lp_bld_swizzle.c
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@ -76,10 +76,20 @@ lp_build_broadcast_scalar(struct lp_build_context *bld,
}
else {
LLVMValueRef res;
#if HAVE_LLVM >= 0x207
res = LLVMBuildInsertElement(bld->builder, bld->undef, scalar,
LLVMConstInt(LLVMInt32Type(), 0, 0), "");
res = LLVMBuildShuffleVector(bld->builder, res, bld->undef,
lp_build_const_int_vec(type, 0), "");
#else
/* XXX: The above path provokes a bug in LLVM 2.6 */
unsigned i;
res = bld->undef;
for(i = 0; i < type.length; ++i) {
LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0);
res = LLVMBuildInsertElement(bld->builder, res, scalar, index, "");
}
#endif
return res;
}
}