LLVMBuildSelect(builder, is_odd, index[1], index[2], ""), index[2], "");
memcpy(index, out, sizeof(out));
}
+
+LLVMValueRef ac_build_is_inf_or_nan(struct ac_llvm_context *ctx, LLVMValueRef a)
+{
+ LLVMValueRef args[2] = {
+ a,
+ LLVMConstInt(ctx->i32, S_NAN | Q_NAN | N_INFINITY | P_INFINITY, 0),
+ };
+ return ac_build_intrinsic(ctx, "llvm.amdgcn.class.f32", ctx->i1, args, 2,
+ AC_FUNC_ATTR_READNONE);
+}
void ac_build_triangle_strip_indices_to_triangle(struct ac_llvm_context *ctx, LLVMValueRef is_odd,
LLVMValueRef flatshade_first,
LLVMValueRef index[3]);
+LLVMValueRef ac_build_is_inf_or_nan(struct ac_llvm_context *ctx, LLVMValueRef a);
#ifdef __cplusplus
}
/* Workaround for issue 2647: kill threads with infinite interpolation coeffs */
if (ctx->verified_interp && !_mesa_hash_table_search(ctx->verified_interp, interp_param)) {
- LLVMValueRef args[2];
- args[0] = i;
- args[1] = LLVMConstInt(ctx->ac.i32, S_NAN | Q_NAN | N_INFINITY | P_INFINITY, false);
- LLVMValueRef cond = ac_build_intrinsic(&ctx->ac, "llvm.amdgcn.class.f32", ctx->ac.i1, args, 2,
- AC_FUNC_ATTR_READNONE);
+ LLVMValueRef cond = ac_build_is_inf_or_nan(&ctx->ac, i);
ac_build_kill_if_false(&ctx->ac, LLVMBuildNot(ctx->ac.builder, cond, ""));
_mesa_hash_table_insert(ctx->verified_interp, interp_param, interp_param);
}